Foldable bed frame and inflatable bed

Abstract

A foldable bed frame includes a plurality of support assemblies and a plurality of foldable assemblies, the support assembly includes a support pillar and a slidable component, the slidable component is slidably connected to the support pillar, the foldable assembly includes two connection rods intersecting with each other, the two connection rods of a same foldable assembly are located between two adjacent support pillars. An inflatable bed includes a bed body, an inflatable pump, a connection assembly and the foldable bed frame, the inflatable pump is mounted in the interior of the bed body.

Claims

1. A foldable bed frame, comprising a plurality of support assemblies and a plurality of foldable assemblies, the plurality of support assemblies are distributed in an array, and each of the plurality of foldable assemblies is provided between two adjacent ones of the plurality of support assemblies, respectively, wherein each of the plurality of support assemblies comprises a support pillar and a slidable component, a first end of the support pillar is configured as a connection end, a second end of the support pillar is configured as a support end, and the slidable component is slidably connected to the support pillar and slides along a length direction of the support pillar towards or departing from the connection end, wherein each of the plurality of foldable assemblies comprises two connection rods intersecting with each other, the two connection rods of a same one of the plurality of foldable assemblies are located between two adjacent ones of the plurality of support pillars, a first end of each of the two connection rods is hinged with the connection end of one of the two adjacent ones of the plurality of support pillars, and a second end of each of the two connection rods is hinged with the slidable component of a second one of the two adjacent ones of the plurality of support pillars, and wherein each of the plurality of support assemblies further comprises a mounting block and a connection sleeve, the connection sleeve is sleeved on the connection end of the support pillar, a first mounting groove configured to receive the mounting block is defined on the connection sleeve, the first mounting groove extends along a radial direction of the support pillar, and a side of the mounting block departing from the support pillar is configured to be hinged with a respective one of the two connection rods.

2. The foldable bed frame according to claim 1, further comprising a height adjustment assembly, wherein the height adjustment assembly comprises a bolt, an axial direction of the bolt extends parallel to the support pillar, and the bolt is in threaded connection with the support end of the support pillar directly or indirectly.

3. The foldable bed frame according to claim 2, wherein the height adjustment assembly further comprises a support base, the support base is connected to an end of the bolt departing from the support pillar, and a cross-section area of the bolt is less than a cross-section area of an end surface of the support base departing from the support pillar.

4. The foldable bed frame according to claim 3, wherein the height adjustment assembly further comprises a base sleeve screwed to the bolt, and an end of the base sleeve departing from the support base is fastened on the support pillar.

5. The foldable bed frame according to claim 1, wherein the slidable component comprises a slidable sleeve and at least two hinge flaps, the slidable sleeve is slidably connected to the support pillar and slides along the length direction of the support pillar, the at least two hinge flaps are fixedly connected to a peripheral wall of the slidable sleeve, and each of the at least two hinge flaps is configured to be hinged with a respective one of the two connection rods.

6. The foldable bed frame according to claim 1, wherein the support pillar comprises a stationary section, a slidable section and at least one adjustment component, the support end is located on the stationary section, the connection end is located on the slidable section, the slidable section is coaxially sleeved on the stationary section, the slidable section is slidable along a length direction of the stationary section, the slidable component is slidably connected to the slidable section, and the at least one adjustment component is configured to position the slidable section relative to the stationary section.

7. The foldable bed frame according to claim 6, wherein each of the at least one adjustment component comprises a spring and a limit rod, a second mounting groove, in which the limit rod is slidable, is defined on a sidewall of the stationary section, the spring is located in the second mounting groove, a first end of the spring abuts against the stationary section, a second end of the spring abuts against the limit rod, and an opening configured to receive the limit rod is defined on an inner wall of the slidable section.

8. The foldable bed frame according to claim 7, wherein an end of the limit rod facing the opening is hemispherical.

9. The foldable bed frame according to claim 1, wherein each of the plurality of support assemblies further comprises two sets of mounting components, the two sets of mounting components are symmetrically arranged at opposite sides of the mounting block, each mounting component of the two sets of mounting components comprises a first spring and a lock rod, a second mounting groove, in which the lock rod is slidable, is defined at a side of the mounting block facing the connection sleeve, the first spring is mounted in the second mounting groove, a first end of the first spring abuts against the mounting block, a second end of the first spring abuts against the lock rod, and an insertion hole configured to receive the lock rod is defined on the connection sleeve.

10. The foldable bed frame according to claim 9, wherein an end of the lock rod facing the insertion hole is hemispherical.

11. The foldable bed frame according to claim 9, wherein each of the plurality of foldable assemblies further comprises a hinge joint, the hinge joint comprises an upper hinge portion, a lower hinge portion and a fastener, the upper hinge portion is above the lower hinge portion, and the upper hinge portion is fixedly connected to the lower hinge portion by the fastener, and each of the two connection rods comprises two connection sections, defined as a first connection section and a second connection section, wherein the first connection section is hinged with the upper hinge portion, the second connection section is hinged with the lower hinge portion, the first connection section is hinged with the mounting block at an end departing from the upper hinge portion, and the second connection section is hinged with the slidable component at an end departing from the lower hinge portion.

12. The foldable bed frame according to claim 11, wherein the fastener comprises a lock lever, a snap-in block and a second spring connected to the snap-in block, the lock lever is fixedly connected to a bottom wall of the upper hinge portion, and a lock hole configured to be inserted in by the lock lever is defined on the lower hinge portion, an opening, in which the snap-in block is slidable, is defined on a hole wall of the lock hole, the opening is in communication with the lock hole, the second spring is located in the opening, a first end of the second spring abuts against the snap-in block, and a second end of the second spring abuts against a bottom wall of the opening, and a recess configured for snapping the snap-in block is defined on a sidewall of the lock lever.

13. An inflatable bed, comprising a bed body, an inflatable pump, a connection assembly and the foldable bed frame according to claim 1, wherein the inflatable pump is configured for supplying air to an interior of the bed body, and the bed body is provided on the foldable bed frame, and the bed body is connected to the foldable bed frame by the connection assembly.

14. The inflatable bed according to claim 13, wherein the connection assembly comprises a plurality of buckles, each of the plurality of buckles comprises a buckle head and a connection portion which are integrally formed, the connection portion is fixedly connected to a bottom wall of the bed body, and a buckle hole configured for fitting with the buckle head is defined on a top wall of the connection sleeve of each of the plurality of support assemblies.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIG. 1 is a schematic view showing the overall structure of the foldable bed frame according to the embodiment of the present application.

(2) FIG. 2 is a sectional view of the foldable bed frame according to the embodiment of the present application for illustrating the support assembly.

(3) FIG. 3 is an enlarged view of portion A in FIG. 2 according to the embodiment of the present application.

(4) FIG. 4 is an enlarged view of portion B in FIG. 2 according to the embodiment of the present application.

(5) FIG. 5 is a structural view of the foldable bed frame according to the embodiment of the present application for illustrating the foldable assembly.

(6) FIG. 6 is a schematic view showing the overall structure of the foldable bed frame and the inflatable bed according to the embodiment of the present application.

(7) FIG. 7 is an enlarged view of portion C in FIG. 6 according to the embodiment of the present application.

DETAILED DESCRIPTION

(8) The present application will be further described in detail below in combination with FIGS. 1-7.

(9) A foldable bed frame is disclosed in the embodiment of the present application.

(10) Referring to FIG. 1, the foldable bed frame includes a plurality of support assemblies 1, a plurality of foldable assemblies 2 and a height adjustment assembly 3. The plurality of support assemblies 1 are distributed in an array. Each of the plurality of foldable assemblies 2 is located between two adjacent support assemblies 1, and the height adjustment assembly 3 is directly under the support assembly 1.

(11) Referring to FIGS. 2-3, the support assembly 1 includes a support pillar 11, a slidable component 12, a connection sleeve 13, a mounting block 14 and a mounting component 15. An end of the support pillar 11 facing the height adjustment assembly 3 is a support end 17, and the other end thereof is a connection end 16. The support pillar 11 includes a stationary section 111, a slidable section 112 and at least one set of adjustment components 113. One set or two sets or three sets of adjustment components 113 can be provided in the present application, as long as the position of the slidable section 112 can be limited. In this embodiment, one set of adjustment components 113 is provided. The stationary section 111 is located at the side of the support pillar 11 close to the height adjustment assembly 3, while the slidable section 112 is coaxially sleeved on the stationary section 111, and the slidable section 112 is slidable along the length direction of the stationary section 111. The support end 17 is located on the stationary section 111, while the connection end 16 is located on the slidable section 112.

(12) Referring to FIGS. 2 and 4, the adjustment component 113 includes a first spring 1131 and a limit rod 1132. A first mounting groove 1121 is formed on the sidewall of stationary section 111, in which the limit rod 1132 is slidable. The first mounting groove 1121 extends horizontally. The first spring 1131 is located in the first mounting groove 1121, an end of the first spring 1131 abuts against the bottom wall of the first mounting groove 1121, while the other end thereof abuts against the limit rod 1132. A first opening 114 configured to be inserted in by the limit rod 1132 is formed on the inner wall of the slidable section 112. An end of the limit rod 1132 facing the first opening 114 is hemispherical, and the first opening 114 is configured as a hemispherical opening for fitting with the hemispherical end of the limit rod 1132.

(13) Referring to FIGS. 2-3, the connection sleeve 13 is sleeved on the connection end 16 of the support pillar 11. A second mounting groove 131, which extends along the radial direction of the support pillar 11, configured to be inserted by the mounting block 14 is formed on the connection sleeve 13. The mounting block 14 is located in the second mounting groove 131 and abuts against the groove wall of the second mounting groove 131. The mounting component 15 is located in the mounting block 14, and two sets of the mounting components 15 are arranged symmetrically at the opposite sides of the mounting block 14. The mounting component 15 includes a second spring 151 and a lock rod 152, and the third mounting grooves 141 are formed on the opposite sidewalls of the mounting block 14 facing the connection sleeve 13. The third mounting grooves 141 extend along the length of the support pillar 11. The second spring 151 is mounted in the third mounting groove 141, and one end of the second spring 151 abuts against the bottom wall of the third mounting groove 141, while the other end thereof abuts against the lock rod 152. In the present application, an end of the lock rod 152 departing from the second spring 151 is hemispherical, the insertion holes 132 configured to be respectively inserted by the lock rods 152 are respectively formed on the opposite sides of the third mounting groove 141, in particular, the insertion hole is designed as a hemispherical hole for fitting with the hemispherical end of the lock rod 152.

(14) Referring to FIG. 4, the slidable component 12 is slidably connected to the slidable section 112, and the slidable component 12 can move departing from or towards the connection end 16 along the length direction of stationary section 111. The slidable component 12 includes a slidable sleeve 121 and at least two hinge flaps 122. In the present application, two, three, or four hinge flaps 122 can be provided, as long as a connection rod 21 can be hinged with the slidable sleeve 121. In order to ensure the hinge effect, each slidable sleeve 121 is provided with four hinge flaps 122 evenly distributed in the circumferential direction of the support pillar 11 in this embodiment.

(15) Referring to FIG. 2, the height adjustment assembly includes a bolt 31, a support base 32 and a base sleeve 33, and the bolt 31 extends parallel to the support pillar 11 in the axial direction. An end of the bolt 31 is in threaded connection with the support end 17 of the support pillar 11, and the other end thereof is in threaded connection with the support base 32. The support base 32 is located at an end of bolt 31 departing from the support pillar 11, and the support base 32 is disc-shaped. The cross section area of the bolt 31 is less than that of an end surface of the support base 32 departing from the support pillar 11. The base sleeve 33 is in threaded connection with the bolt 31, and an end of the base sleeve 33 departing from the support pillar 11 is welded with the support end 17 of the support pillar 11.

(16) Referring to FIG. 5, the foldable assembly 2 includes two connection rods 21 intersecting with each other and a hinge joint 22 located at the intersection of the two connection rods 21, and the two connection rods 21 of a same one foldable assembly 2 are located between two support pillars 11. The hinge joint 22 includes an upper hinge portion 221, a lower hinge portion 222 and a fastener 223, the upper hinge portion 221 is directly above the lower hinge portion 222, and the fastener 223 is configured to fixedly connect the upper hinge portion 221 with the lower hinge portion 222. The connection rod 21 includes two connection sections 211, in which one connection section 211 is hinged with the upper hinge portion 221, and the other connection section 211 is hinged with the lower hinge portion 222. The connection section 211, which is hinged with the upper hinge portion 221, is hinged with the mounting block 14 at one end departing from the upper hinge portion 221, and the connection section 211, which is hinged with the lower hinge portion 222, is hinged with the slidable sleeve 121 at one end departing from the lower hinge portion 222 by the hinge flap 122. The fastener 223 includes a lock lever 2231, two snap-in blocks 2232 and a third spring 2233 abutting against each snap-in block 2232. One lock lever 2231, two or three lock levers can be provided in the present application. In order to reduce cost and ensure the connection stability between the upper hinge portion 221 and lower hinge portion 222, two lock levers 2231 are provided in this embodiment, in which two lock levers 2231 extend vertically and distributed symmetrically on the bottom wall of the upper hinge portion 221. Two lock holes 2221 configured to be respectively inserted in by the lock levers 2231 are correspondingly formed on the lower hinge portion 222, which are opposite to the lock levers 2231, respectively. In the present application, two or four snap-in blocks 2232 can also be provided, correspondingly, two or four recesses 224 are provided, as long as the lock lever 2231 can be stably connected to the lower hinge portion 222 through the stable insertion of the snap-in block 2232 in the recess 224. In this embodiment, two snap-in blocks 2232 and two recesses 224 are provided. A second opening 2222, in which the snap-in block 2232 is slidable, is formed on the hole wall of the lock hole 2221. The second opening 2222 extends horizontally and is in communication with the lock hole 2221. The third spring 2233 is located in the second opening 2222, and one end of the third spring 2233 abuts against the bottom wall of the second opening 2222, and the other end thereof abuts against the snap-in block 2232. The recess 224 configured for snapping the snap-in block 2232 is formed on the sidewall of the lock lever 2231, and the recess 224 is defined on the side of the lock lever 2231 facing the second opening 2222.

(17) The implementation principle of the foldable bed frame for this embodiment of the present application is as follows. Firstly, the support pillars 11, which are distributed in matrix and located the outermost side, are applied with force, so that the support pillars 11 move departing from each other. The support pillars 11 drive the corresponding connection rods 21 to rotate during the moving process, such that the connection rods 21 between two adjacent support pillars 11 are rotated, and the connection rods 21 drive the slidable component 12 to slide along the support pillar 11, such that the slidable component 12 moves towards the connection end 16. At the same time, the slidable component 12 drives another connection rod 21 to move, so a plurality of slidable components 12 slide along different support pillars 11, respectively. The two adjacent support pillars 11 move, until there is the maximum distance between them and the slidable component 12 reaches the highest point, so the adjacent support pillars 11 are supported by the connection rod 21, thereby quickly mounting the foldable bed frame.

(18) An inflatable bed is disclosed in the embodiments of present application.

(19) Referring to FIGS. 6-7, the inflatable bed includes a bed body 5, an inflatable pump 6, a connection assembly 4 and a foldable bed frame. The inflatable pump 6 is mounted in the bed body 5, the connection assembly 4 is configured for connecting the bed body 5 with the foldable bed frame. In addition, the inflatable bed further includes a pressure adjustment assembly 7, which includes a gas-pressure meter 71 and an air pressure regulator 72. The gas-pressure meter 71 and the air pressure regulator 72 are mounted on the sidewall of the bed body 5. The air pressure in the bed body 5 can be monitored in real time by the gas-pressure meter 71, which also can be quickly adjusted through the air pressure regulator 72 by users, such that the air pressure in the bed body 5 is suitable for sleeping.

(20) Referring to FIGS. 3 and 7, the connection assembly 4 includes a plurality of buckles 41, and the buckle 41 includes a buckle head 411 and a connection portion 412 which are integrally formed. The connection portion 412 is disc-shaped, the buckle head 411 is pin-shaped, whose axial direction extends perpendicular to the connection portion 412. One side of the connection portion 412 is welded with the bottom wall of the bed body 5, and the other side thereof is welded with the buckle head 411. A buckle hole 133 for fitting with the buckle head 411 is formed on the top wall of the connection sleeve 13. After the buckle head 411 is inserted into the buckle hole 133, it is engaged with the connection sleeve 13 to fix the bed body 5 with the foldable bed frame.

(21) The implementation principle of the foldable bed frame and inflatable bed for this embodiment of the present application is as follows. Firstly, the inflatable bed is mounted on the foldable bed frame by the connection assembly 4, then the bed body 5 is inflated by the inflatable pump 6, such that the bed body 5 gradually expands and spreads, and in turn the connection assembly 4 drives the array of the support assemblies 1 to unfold themselves, and the support assembly 1 drives the foldable assembly 2 to unfold itself along the expansion direction to stably support the inflatable bed.

REFERENCE SIGN LIST

(22) 1 support assembly 11 support pillar 111 stationary section 112 slidable section 1121 first mounting groove 113 adjustment component 1131 first spring 1132 limit rod 114 first opening 12 slidable component 121 slidable sleeve 122 hinge flap 13 connection sleeve 131 second mounting groove 132 insertion hole 133 buckle hole 14 mounting block 141 third mounting groove 15 mounting component 151 second spring 152 lock rod 16 connection end 17 support end 2 foldable assembly 21 connection rod 211 connection section 22 hinge joint 221 upper hinge portion 222 lower hinge portion 2221 lock hole 2222 second opening 223 fastener 2231 lock lever 2232 snap-in block 2233 third spring 224 recess 3 height adjustment assembly 31 stud 32 support base 33 base sleeve 4 connection assembly 41 buckle 411 buckle head 412 connection portion 5 bed body 6 inflatable pump 7 pressure adjustment assembly 71 gas-pressure meter 72 air pressure regulator