ELEVATION WORKING PLATFORM

Abstract

An elevation working platform includes a lower support and an upper support. At least one group of X-type elevation mechanisms is provided between the lower support and the upper support. The elevation working platform further includes an elastic element. A first end of the elastic element is connected between two end points of a first support rod or a second support rod. A second end of the elastic element is connected to the lower support or a second hinging seat capable of sliding relative to the lower support. Using the X-type elevation mechanisms, the front and back positions of the upper support do not change in an elevating process of the upper support, the structure is simple and practical, and the cost is relatively low.

Claims

1. An elevation working platform, comprising: an upper platform; a lower platform; and an elevation working platform body; wherein the elevation working platform body comprises an upper support, a lower support, and at least one group of elevating components connected between the upper support and the lower support, the upper platform being arranged on the upper support, and each group of elevating components being configured to adjust a height of the upper platform in related to the lower support; wherein the upper platform is provided with an elongated hole and an elongated box engaged in the elongated hole, and a top of the elongated box is provided with an opening; wherein the lower platform is arranged at the front side of the upper platform and at least a part of the lower platform protrudes from the upper platform, the lower platform is connected to the upper support by two connecting plates disposed respectively at a left side and a right side of the lower platform; wherein the elongated hole and the elongated box are positioned at a front side of the upper platform, the elongated hole is parallel to a front edge of the upper platform, a center of the elongated hole is aligned with a center of the front edge, and a distance between the elongated hole and the front edge is smaller than a distance between the elongated hole and a center of the upper platform; and wherein a distance between the two connecting plates is greater than a length of the elongated box.

2. The elevation working platform according to claim 1, further comprising: a locking component, which is used to releasably lock the upper platform at any height; and a lever arranged underneath the upper platform; wherein the lever is connected with the locking component; the locking component is connected with the elevating components; and the lever is configured to unlock the locking component and allow the elevating components to move.

3. The elevation working platform according to claim 1, wherein each group of elevating components comprises a first support rod and a second support rod hinged to a central portion of each other to form an X-shape, the lower support comprises a first hinging seat fixedly connected thereto and a second hinging seat slidable relative to the lower support, the upper support comprises a third hinging seat fixedly connected thereto and a fourth hinging seat slidable relative to the upper support, a lower end of the first support rod is hinged to the first hinging seat, an upper end of the first support rod is hinged to the fourth hinging seat, a lower end of the second support rod is hinged to the second hinging seat, an upper end of the second support rod is hinged to the third hinging seat, and the elevation working platform comprises an elastic component, and the elastic component bears at least a part of the weight of the upper support.

4. The elevation working platform according to claim 3, wherein the elastic component is arranged between the lower support and the first support rod, the first end of the elastic component is hinged to the lower support, and the second end of the elastic component is hinged to the first support rod.

5. The elevation working platform according to claim 3, wherein the elastic component is arranged between the second hinging seat and the second support rod, the first end of the elastic component is hinged to the second hinging seat, and the second end of the elastic component is hinged to the second support rod.

6. The elevation working platform according to claim 4, wherein the elastic component is a compressed gas spring or a compressed mechanical spring.

7. The elevation working platform according to claim 3, wherein the elastic component is arranged between the lower support and the second support rod, the first end of the elastic component is hinged to the lower support, and the second end of the elastic component is hinged to the second support rod.

8. The elevation working platform according to claim 3, wherein the elastic component is arranged between the second hinging seat and the first support rod, the first end of the elastic component is hinged to the second hinging seat, and the second end of the elastic component is hinged to the first support rod.

9. The elevation working platform according to claim 7, wherein the elastic component is a stretch gas spring or a tension spring.

10. The elevation working platform according to claim 1, wherein the at least one group of elevating components comprises two groups of elevating components arranged on two sides of the upper support, and the two groups of elevating components are connected by a horizontal plate.

11. The elevation working platform according to claim 5, wherein the elastic component is a compressed gas spring or a compressed mechanical spring.

12. The elevation working platform according to claim 8, wherein the elastic component is a stretch gas spring or a tension spring.

13. The elevation working platform according to claim 1, wherein the elongated hole comprises two rounded ends, and the elongated box also comprises two rounded ends.

14. An elevation working platform, comprising: a desk plate; and an elevation working platform body; wherein the elevation working platform body having an upper support, a lower support, and at least one group of elevating components connected between the upper support and the lower support, the desk plate being arranged on the upper support, and the elevating components being configured to adjust a height of the desk plate in related to the lower support; wherein the desk plate is provided with an elongated hole and an elongated box engaged in the elongated hole, and the elongated hole and the elongated box are disposed at a front portion of the desk plate, which is located at a side closer relative to a user; wherein the elongated box comprises a unitary chamber with an upward opening, the unitary chamber is configured to receive tablet electronic devices; and wherein the elongated hole is parallel to a front edge of the upper platform, a center of the elongated hole is aligned with a center of the front edge, and a distance between the elongated hole and the front edge is smaller than a distance between the elongated hole and a center of the upper platform.

15. The elevation working platform according to claim 14, wherein the elongated hole comprises two rounded ends, and the elongated box also comprises two rounded ends.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0023] FIG. 1 is a structural schematic of an elevation working platform according to a first embodiment.

[0024] FIG. 2 is a structural schematic of the bottom of an elevation working platform according to a first embodiment.

[0025] FIG. 3 is a structural schematic of an elevation working platform according to a second embodiment.

[0026] FIG. 4 is a structural schematic of an elevation working platform according to a third embodiment.

[0027] FIG. 5 is a structural schematic of an elevation working platform according to a fourth embodiment.

[0028] FIG. 6 is a structural schematic of an elevation working platform according to a fifth

[0029] embodiment.

[0030] FIG. 7 is a structural schematic of an elevation working platform according to a sixth embodiment.

[0031] FIG. 8 is a structural schematic of an elevation working platform according to a seventh embodiment.

[0032] FIG. 9 is a structural schematic of a locking component of an elevation working platform according to an embodiment.

[0033] FIG. 10 is a structural schematic of an elevation working platform according to an eighth embodiment.

[0034] FIG. 11 is a structural schematic of the bottom of an elevation working platform according to the eighth embodiment.

[0035] FIG. 12 is a structural schematic of a locking component of an elevation working platform according to the eighth embodiment.

[0036] FIG. 13 is an enlarged view of a part A of the eighth embodiment of the elevation working platform in FIG. 12.

[0037] FIG. 14 is an assembled structural schematic of a locking component of an elevation working platform according to an embodiment.

[0038] FIG. 15 is another perspective of an assembled structural schematic of a locking component of an elevation working platform according to an embodiment.

REFERENCE NUMBERS

[0039] 1 upper support, 2 lower support, 3 first support rod, 4 second support rod, 5 first hinging seat, 6 second hinging seat, 7 third hinging seat, 8 fourth hinging seat, 9 elastic component, 9.1 gas spring, 9.2 spring, 10 desk plate, 11 horizontal plate, 12 keyboard holder, 13 lever, 14 first sliding rail, 15 second sliding rail, 16 positioning holes, 17 movable pin, 18 box body, 19 dragline reset spring, 20 reset spring, 21 movable pin seat, 22 first guiding slope, 23 sliding plate, 24 second guiding slope, 25 elongated hole, 26 elongated box, 27 pass hole, 28 curved notch.

DETAILED DESCRIPTION OF THE EMBODIMENTS

[0040] Detailed description of the present disclosure is provided hereinafter in combination with the accompanying figures and embodiments.

[0041] As shown in FIGS. 1-9, an elevation working platform of the present disclosure comprises an elevation working platform body. The elevation working platform body having an upper support 1, a lower support 2 and at least one group of X-shaped elevating components connected between the upper support 1 and the lower support 2. Each group of X-shaped elevating components comprises a first support rod 3 and a second support rod 4 hinged to a central portion of each other in an X-shaped fashion. The lower support 2 comprises a first hinging seat 5 fixedly connected to the lower support 2 and a second hinging seat 6 slidable relative to the lower support 2. The upper support 1 comprises a third hinging seat 7 fixedly connected to the upper support 1 and a fourth hinging seat 8 slidable relative to the upper support 1. A lower end of the first support rod 3 is hinged to the first hinging seat 5. An upper end of the first support rod 4 is hinged to the fourth hinging seat 8. A lower end of the second support rod 4 is hinged to the second hinging seat 6. An upper end of the second support rod 4 is hinged to the third hinging seat 7. The elevation working platform comprises an elastic component 9. A first end of the elastic component 9 is connected between the two endpoints of the first support rod 3 or the second support rod 4. A second end of the elastic component 9 is connected to the lower support 2 or the second hinging seat 6 slidable relative to the lower support, 2 and the elastic component 9 bears at least a part of the weight of the upper support.

[0042] During vertical movement of the upper support 1, the second hinging seat 6 and the fourth hinging seat 8 are slidable relative to the lower support 2 and the upper support 1 respectively, such that the X-shaped elevating components can be adjusted to lift or lower the upper support 1.

[0043] FIG. 3 refers to a second embodiment in which the elastic component 9 is a gas spring 9.1. A first end of the gas spring 9.1 is connected between the two endpoints of the first support rod 3. A second end of the gas spring 9.1 is connected to the lower support 2. The gas spring 9.1 in the embodiment is a compressed gas spring which provides an upward elastic force.

[0044] FIG. 4 refers to a third embodiment in which the elastic component 9 is a gas spring 9.2. A first end of the gas spring 9.2 is connected between the two endpoints of the second support rod 4. A second end of the gas spring 9.2 is connected to the second hinging seat 5. The gas spring 9.2 in the embodiment is a compressed gas spring which provides an upward elastic force.

[0045] FIG. 5 refers to a fourth embodiment in which the elastic component 9 is a spring 9.2. A first end of the gas spring 9.2 is connected between the two endpoints of the second support rod 4. A second end of the gas spring 9.2 is connected to the lower support 2. The gas spring 9.2 in the embodiment is a tension spring which provides a contractive tension.

[0046] FIG. 6 refers to a fifth embodiment in which the elastic component 9 is a spring 9.2. A first end of the gas spring 9.2 is connected between the two endpoints of the first support rod 3. A second end of the gas spring 9.2 is connected to the upper support 1. The gas spring 9.2 in the embodiment is a tension spring which provides a contractive tension. This embodiment actually has a similar structure to the fourth embodiment and it is symmetrical to the fourth embodiment. The upper support 1 of this embodiment can be taken as the lower support 2 of the fourth embodiment. The structures of this embodiment are identical to the fourth embodiment if the first support rod 3 of this embodiment is taken as the second support rod 4 in the fourth embodiment. The symmetrical structure of the fourth embodiment is also within the scope of the present disclosure.

[0047] FIG. 7 is a sixth embodiment which is symmetrical to the second embodiment.

[0048] FIG. 8 is a seventh embodiment which is symmetrical to the third embodiment.

[0049] Embodiments of the present disclosure are not limited to the embodiments listed above.

[0050] In the first embodiment as shown in FIGS. 9, 14 and 5, a locking component to restrict the sliding of the fourth hinging seat 8 is arranged on the upper support 1. The locking component arranged on the upper support 1 to restrict the sliding of the fourth hinging seat 8 comprises a second sliding rail 15 connected to the upper support 1. The fourth hinging seat 8 is slidably fitted on the second sliding rail 15. A plurality of positioning holes 16 are arranged along a lengthwise direction on the fourth hinging seat 8. A box body 18 is arranged on the upper support 1 outside the fourth hinging seat 8. A movable pin 17 having a free end to be inserted into or removed from the positioning holes 16 is arranged in the box body 18, and a sliding plate 23 to actuate the movable pin 17 and remove the free end of the movable pin 17 from the positioning holes 16 is slidably fitted in the box body 18.

[0051] A movable pin seat 21 is in clearance fit within the box body 18. The movable pin 17 is connected to the movable pin seat 21. A reset spring 20 is arranged on the movable pin 17. An end of the reset spring 20 is in contact with an inner wall of the movable pin seat 21. The other end of the reset spring 20 is in contact with an inner wall of the box body 18. The free end of the movable pin 17 is removed from the positioning holes 16 on the fourth hinging seat 8 when the reset spring 20 is compressed. A first guiding slope 22 is provided on the bottom of the movable pin seat 21. A second guiding slope 24 fitted to the first guiding slope 22 is arranged on the sliding plate 23, and the second guiding slope 24 presses the first guiding slope 22 to move the movable pin seat 21 outwards against the resilience of the reset spring 20 when the sliding plate 23 slides to the outside of the box body 18.

[0052] A dragline is connected on an outer end of the sliding plate 23. A dragline reset spring 19 is arranged on the dragline. An end of the dragline reset spring 19 is in contact with a side wall of the outer end of the sliding plate 23. The other end of the dragline reset spring 19 is in contact with the inner wall of the box body 18. A lever 13 is connected to the upper support 1, and the lever 13 is connected to the outer end of the dragline.

[0053] The at least one group of X-shaped elevating components comprises two groups of X-shaped elevating components arranged on two sides of the upper support 1, and the two groups of X-shaped elevating components are connected by the horizontal plate 11.

[0054] A desk plate 10 is connected to the upper support 1.

[0055] The elevation working platform body comprises a keyboard holder 12 connected to the upper support 1 by a connecting plate.

[0056] As shown in FIGS. 10-15, the technical solution of an eighth embodiment of the disclosure is same as the first embodiment, although a locking component to restrict the sliding of the second hinging seat 6 is arranged on the lower support 2. The locking component is arranged on the lower support 2 instead compared to the first embodiment.

[0057] The locking component arranged on the lower support to restrict the sliding of the second hinging seat 6 comprises a first sliding rail 14 connected to the lower support 2. The second hinging seat 6 is slidably fitted on the first sliding rail 14. A plurality of positioning holes 16 are arranged along a lengthwise direction on the second hinging seat 6. A box body 18 is arranged on the lower support 2 outside the second hinging seat 6. A movable pin 17 having a free end to be inserted into or removed from the positioning holes 16 is arranged in the box body 18, and a sliding plate 23 to actuate the movable pin 17 and remove the free end of the movable pin 17 from the positioning holes 16 is slidably fitted in the box body 18.

[0058] A movable pin seat 21 is in clearance fit within the box body 18. The movable pin 17 is connected to the movable pin seat 21. A reset spring 20 is arranged on the movable pin 17. An end of the reset spring 20 is in contact with an inner wall of the movable pin seat 21. The other end of the reset spring 20 is in contact with an inner wall of the box body 18. The free end of the movable pin 17 is removed from the positioning holes 16 on the second hinging seat 6 when the reset spring 20 is compressed. A first guiding slope 22 is provided on the bottom of the movable pin seat 21. A second guiding slope 24 fitted to the first guiding slope 22 is arranged on the sliding plate 23, and the second guiding slope 24 presses the first guiding slope 22 to move the movable pin seat 21 outwards against the resilience of the reset spring 20 when the sliding plate 23 slides to the outside of the box body 18.

[0059] The desk plate 10 is provided with an elongated hole 25. An elongated box 26 is connected in the elongated hole 25. The top of the elongated box 26 is provided with an opening, and the bottom of the elongated box 26 is provided with a plurality of through hole 27 through which data lines or charging wires can pass. Because the bottom of the elongated box 26 is provided with a plurality of through holes 27 allowing the data lines or charging wires to pass, the data lines or the charging wires can be separated, so that the operator can distinguish or organize the data lines or the charging wires. In one embodiment, the elongated hole and the elongated box are positioned at a front side of the upper platform, the elongated hole is parallel to a front edge of the upper platform, a center of the elongated hole is aligned with a center of the front edge, and a distance between the elongated hole and the front edge is smaller than a distance between the elongated hole and a center of the upper platform. An edge of the elongated box 26 protrudes from the surface of the upper platform when the elongated box 26 is installed in the elongated hole 25. The elongated hole 25 includes two rounded ends, and the elongated box 26 also includes two rounded ends. The distance between the two connecting plates is greater than the length of the elongated box 26.

[0060] A curved notch 28 is formed on an end surface of the desk plate 10 away from the side of the elongated hole 25. The curved notch 28 is provided to form a closed cavity between the curved notch 28 and the wall or a vertical baffle on the desk. The closed cavity can receive office files, so that the space of the desktop can be sufficiently used, and it is also convenient for users to place files.