Blower housing assembly structure

Abstract

A blower housing assembly structure includes a locking base formed by aluminum die casting and two opposite casing covers disposed on both sides of the locking base respectively. The locking base has two opposite side connecting plates, each having a connection part formed at the top of the side connecting plate, and a side of each casing cover has an intake vent, and the two casing covers have two opposite half-extended pipe sections extending from the edges of the locking base connection part respectively, so that the half-extended pipe sections of the two casing covers are engaged to form an exhaust vent of a housing. This invention has the advantages of simple structure, easy assembling, effective alignment and high stability and the effects of preventing damages by vibration and reducing the noise during operation.

Claims

1. A blower housing assembly structure, comprising: a locking base, formed by aluminum die casting, and the locking base having two side connecting plates located on opposite sides thereof and having a connection part formed at a top of the two side connecting plates, and the two side connecting plates of the locking base having a mounting hole each being two mounting holes, and the two mounting holes being configured to be opposite to one another and disposed on both sides of the locking base, and two casing covers respectively mounted onto both opposite sides of the locking base, and each of the two casing covers being formed by aluminum die casting and having an intake vent formed on a side of each of the two casing covers, and the two casing covers having half-extended pipe sections extending from an opposite corresponding edge of the connection part of the locking base, so that the half-extended pipe sections of the two casing covers can be engaged to form an exhaust vent of a housing; wherein the connection part is formed on the top of each of two side connecting plates, so that the locking base has a substantially U-shaped cross-section, the two side connecting plates of the housing have a plurality of first lock holes formed at the periphery of the mounting hole, so that each side connecting plate of the two connecting plates of the locking base can be locked to a motor of a fan assembly by each respective first lock hole of the plurality of lock holes, and the motor can be in communication with the outside through a gap between the two side connecting plates to achieve a cooling effect.

2. The blower housing assembly structure according to claim 1, wherein the two side connecting plates of the locking base have a plurality of second lock holes formed at an adjacent edge thereof, and each casing cover has a plurality of third lock holes formed at an adjacent edge thereof and configured to correspond to the second lock holes respectively for locking the two side casing covers onto the two side connecting plates of the locking base by a locking part.

3. The blower housing assembly structure according to claim 1, wherein each of the two opposite side connecting plates of the locking base of the housing has an oil drain hole formed near a bottom edge.

4. The blower housing assembly structure according to claim 2, wherein each of the two opposite side connecting plates of the locking base of the housing has an oil drain hole formed near a bottom edge.

5. The blower housing assembly structure according to claim 1, wherein the two casing covers have horizontal edges formed at a top of each of the two half-extended pipe sections respectively and coupled to each other to define a same plane.

6. The blower housing assembly structure according to claim 1, wherein the two casing covers have half-connected pipe sections protruding from a top of each of the two half-extended pipes and coupled to each other to form a ring-shaped connection pipe for coupling an external exhaust pipe.

7. The blower housing assembly structure according to claim 5, wherein the two casing covers have half-connected pipe sections protruding from the tops of the two half-extended pipes and coupled to each other to form a ring-shaped connection pipe for coupling an external exhaust pipe.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIG. 1 is an exploded view of a conventional blower housing;

(2) FIG. 2 is a perspective view of a blower housing assembly structure of the present invention;

(3) FIG. 3 is an exploded view of a blower housing assembly structure of the present invention, showing the type and relative relationship of the components of the structure;

(4) FIG. 4 is a perspective view of a housing in the blower housing assembly structure of the present invention; and

(5) FIG. 5 is a cross-sectional view of Section 5-5 of the blower housing assembly structure of the present invention as depicted in FIG. 4.

DESCRIPTION OF THE PREFERRED EMBODIMENTS

(6) The present invention discloses the specific embodiments and components of a blower housing assembly structure of the present invention as shown in the figures, all of the terms including front and rear, left and right, top and bottom, up and down, and horizontal and vertical are used for the convenience of description only, but not intended for limiting the scope of the present invention, nor restricting the components to any position or spatial direction. The dimensions specified in the drawings and the description can be changed according to the design and requirements of the specific embodiments of the present invention without departing from the scope of the present invention.

(7) With reference to FIG. 2 for a blower housing assembly structure of the present invention, the blower is formed by a housing (50) and a fan assembly (60) installed in the housing (50), wherein the fan assembly (60) has a motor (61) mounted onto the housing (50) and the motor (61) is provided for driving a plurality of vanes on both side to rotate in a high speed in order to blow an air flow, which is a part of the conventional blower structure and thus will not be repeated.

(8) With reference to FIGS. 2 to 5 for the technical characteristics of the blower housing assembly structure of the present invention, the housing (50) is manufactured by aluminum die casting and formed by a locking base (51) and two opposite casing covers (55) mounted onto both sides of the locking base (51), wherein the locking base (51) has two opposite side connecting plates (52), and a connection part (53) formed on the top of each of two side connecting plates (52), so that the locking base (51) has a substantially U-shaped cross-section, and each of the two side connecting plates (52) of the locking base (51) has a mounting hole (54), and the two mounting holes (54) are configured to be opposite to each other, and each mounting hole (54) has a plurality of first lock holes (521) formed at the periphery of mounting hole (54), so that each side connecting plate (52) of the locking base (51) can lock a motor (61) of a fan assembly (60) onto the mounting hole (54) by each respective first lock hole (521), and the motor (61) can be communicated to the outside through a gap of the two side connecting plates (52) of the locking base (51), so as to provide a cooling effect to reduce the damage to the fan assembly (60) of the motor (61) by overheat. In addition, the two side connecting plates (52) of the locking base (51) have a plurality of second lock holes (522) formed at adjacent edges and provided for locking the casing covers (55) respectively, and each of the two opposite side connecting plates (52) of the locking base (51) has an oil drain hole (525) formed near the bottom edge and provided for discharging a waste oil in the housing (50) and received by an oil collection cup (not shown in the figure).

(9) Each of the two side casing cover (55) has an intake vent (56) formed at the position corresponding to a vane of the fan assembly (60), and each casing cover (55) further has a plurality of third lock hole (550) formed at adjacent edges and configured to be corresponsive to the second lock holes (522) of the side connecting plate (52) respectively, and provided for locking the two side casing cover (55) onto the two side connecting plates (52) of the locking base (51) by a locking part (such as a screw, not shown in the figures), and each of the two side casing covers (55) has a half-extended pipe section (57) extended from an edge of the corresponding connection part (53) of the locking base (51), so that the half-extended pipe sections (57) of the casing covers (55) can be engaged to form an exhaust vent (570) of the housing (50), and each casing cover (55) has a horizontal edge (58) formed at the top of each half-extended pipe section (57), and the horizontal edges (58) can be coupled to define a same plane, and each of the two casing covers (55) above the horizontal edges (58) has a half-extended pipe section (59) protruded from the casing cover (55), and the two half-extended pipe sections (59) can be engaged to form a ring-shaped connection pipe (590) for connecting an external exhaust pipe (not shown in the figure).

(10) The aforementioned components constitute a blower housing assembly structure with the features of simple structure and high stability.

(11) In a practical application of the blower housing assembly structure of the present invention as shown in FIGS. 2 and 3, the motor (61) is mounted onto two sides connecting plates (52) of the locking base (51) respectively. Since there is a gap maintained between the two side connecting plates (52), the motor (61) of the fan assembly (60) can be communicated with the outside to provide a cooling effect, so as to reduce the damage to the motor (61) caused by overheat.

(12) In addition, the housing (50) is formed by engaging the locking base (51) made by aluminum alloy die casting with the casing cover (55) to achieve the effects of simple structure, excellent strength, and easy alignment between the second and third lock holes (522, 550) for screw connection to lock the motor (60) of the fan assembly (60) motor (61). Overall speaking, the installation and removal procedure is simple and easy for installation, maintenance and repair, so that the manufacturing procedure can be simplified and the manufacturing cost can be reduced.

(13) In the meantime, the housing (50) is comprised of the locking base (51) and two side casing covers (55) which are manufactured by aluminum alloy die casting, so that the locking base (51) and the casing covers (55) can be coupled easily, and the motor (61) of the fan assembly (60) can be locked effectively. As a result, when the motor (61) of the blower is rotated at a high speed, the resonance produced by the vibration frequency and the wind pressure frequency generated during the operation of the blower can be avoided effectively to reduce the overall noise, and to prevent the housing (50) from being loosened or damaged.

(14) In summation of the description of the aforementioned structural design and operation, the blower housing assembly structure of the present invention is comprised of the housing (50) formed by engaging the locking base (51) (which is manufactured by aluminum alloy die casting) with the casing cover (55) and has the features of simple structure, effective alignment for connection, and high stability, and easy assembling, and achieves the effects of preventing damages caused by vibration, providing the cooling effect to effectively extend the service life, reducing the noise generated during operation, lowering the manufacturing and maintenance costs, and improving the practicality of the product.

(15) In summation of the description above, the present invention overcomes the drawbacks of the prior art, improves the performance significantly, and complies with the requirements of patent application, and is thus duly filed for patent application. While the invention has been described by means of specific embodiments, numerous modifications and variations could be made thereto by those skilled in the art without departing from the scope and spirit of the invention set forth in the claims.