CN215733750U

CN215733750U - Direct-current variable frequency motor for air-conditioning compressor

Info

Publication number: CN215733750U
Application number: CN202122170806.3U
Authority: CN
Inventors: 蒋更新
Original assignee: Mianyang Hongfa Yihai Electromechanical Manufacturing Co ltd
Current assignee: Mianyang Hongfa Yihai Electromechanical Manufacturing Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-02-01
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to the technical field of air-conditioning compressors and discloses a direct-current variable-frequency motor for an air-conditioning compressor. According to the direct-current variable-frequency motor for the air-conditioning compressor, the buffer cushion, the first elastic sheet and the second elastic sheet play a role in stably mounting the direct-current variable-frequency motor body and the base, after the direct-current variable-frequency motor body and the base are mounted inside the air-conditioning case through the bolts, the stability of the direct-current variable-frequency motor body and the base is guaranteed, mechanical vibration generated when the direct-current variable-frequency motor body works can be reduced, and the buffer cushion, the first elastic sheet and the second elastic sheet can buffer and offset the mechanical vibration generated by the direct-current variable-frequency motor body.

Description

Direct-current variable frequency motor for air-conditioning compressor

Technical Field

The utility model relates to the technical field of air condition compressors, in particular to a direct-current variable frequency motor for an air condition compressor.

Background

The core of the frequency conversion technology is a frequency converter, which realizes the automatic regulation of the running speed rate of a motor by converting the power supply frequency and changes the fixed network frequency of 50Hz into the variable frequency of 30-130 Hz. Meanwhile, the adaptive range of the power supply voltage reaches 142-270V, the problem that the work of an electric appliance is influenced due to the instability of the power grid voltage is solved, the technology for realizing alternating current control by changing the alternating current frequency is called a frequency conversion technology, after the air conditioner uses frequency conversion, the working range of a compressor is expanded, cold and warm control can be realized without the operation of the compressor in an intermittent state, and the purpose of reducing the power consumption is achieved.

The air conditioner compressor direct current inverter motor of prior art is generally through the quick-witted incasement of the last bolt direct mount of base to the air conditioner, but at the in-process of using, often probably has the problem of long-term use back removal shake for produce the problem of vibration or even resonance between air conditioner compressor's direct current inverter motor shake and the air conditioner machine case, influence air conditioner compressor direct current inverter motor's work efficiency. Therefore, a direct current variable frequency motor for an air conditioner compressor is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a direct-current variable frequency motor for an air-conditioning compressor.

In order to achieve the purpose, the utility model adopts the following technical scheme that the direct current variable frequency motor for the air conditioner compressor comprises a direct current variable frequency motor body and a base, wherein the base is circular, three bulges are fixedly connected with the annular outer wall of the base, threaded holes are formed in the three bulges, a positioning groove matched with the bottom of the direct current variable frequency motor body in size is formed in the top of the base, a uniformly distributed buffer mechanism is arranged at the bottom of the base, the buffer mechanism comprises a buffer cushion, the bottom end of the buffer cushion is in a state that the arc bulges are downward, a limiting plate is fixedly arranged at the top of the buffer cushion, a limiting groove clamped with the limiting plate is formed in the bottom of the base, a first elastic sheet and a second elastic sheet which buffer the integral elastic force of the direct current variable frequency motor body are arranged in the limiting groove, the first elastic sheet and the second elastic sheet are both wavy, a through hole for penetrating through the first elastic sheet is formed above the second elastic sheet, first flexure strip and second flexure strip are the state of symmetry from top to bottom, all be provided with the buffer block between the crest position bottom of first flexure strip and the trough position top of second flexure strip, the inner wall of arc outer wall and second flexure strip between be provided with evenly distributed's buffer spring, the fixed dead lever that has run through in center of buffer block, both ends difference fixed mounting is on both sides wall face around spacing intracavity around the dead lever, buffer spring distributes on the middle part inner wall of first flexure strip and the bottom inner wall of second flexure strip.

Preferably, the bottom end of the direct current variable frequency motor body is fixedly welded in the positioning groove.

Preferably, evenly distributed buffer rods are arranged between the top of the buffer block and the inner wall of the first elastic sheet at the wave crest position, and a buffer plate is fixedly mounted at the top of each buffer rod.

Preferably, the buffer plate is arc-shaped, and the arc-shaped outer wall of the buffer plate is attached to the inner wall of the first elastic sheet at the wave crest position.

Preferably, the bottom fixed mounting of buffer lever has the slider, offers the spout with the mutual block of slider in the top arc wall of buffer block, and the buffer block inner wall at spout intracavity top is run through in the outer wall activity of buffer lever, and the equal fixed mounting in intracavity bottom of spout has the extrusion spring.

Preferably, the buffer block is in the shape of an inclined drop.

Advantageous effects

The utility model provides a direct-current variable frequency motor for an air-conditioning compressor. The method has the following beneficial effects:

(1) according to the direct current variable frequency motor for the air conditioner compressor, the buffer cushion, the first elastic sheet and the second elastic sheet play a role in stably installing the direct current variable frequency motor body and the base, after the direct current variable frequency motor body and the base are installed inside the air conditioner case through the bolts, the stability of the direct current variable frequency motor body and the base is guaranteed, meanwhile, mechanical vibration generated when the direct current variable frequency motor body works can be reduced, the buffer cushion, the first elastic sheet and the second elastic sheet can buffer and offset the mechanical vibration generated by the direct current variable frequency motor body, and the stability of the direct current variable frequency motor body and the working stability of the direct current variable frequency motor body are guaranteed.

(2) According to the direct current variable frequency motor for the air conditioner compressor, the buffer block and the buffer spring are arranged, the buffer block plays a role in elastically supporting the first elastic sheet and the second elastic sheet, the buffer spring further elastically supports the first elastic sheet and the second elastic sheet through the buffer block, and therefore the direct current variable frequency motor body is further damped and buffered, the working stability of the direct current variable frequency motor body is guaranteed, and meanwhile resonance generated between the direct current variable frequency motor body and an air conditioner case during working can be reduced, and the working efficiency of the direct current variable frequency motor body is further improved.

(3) According to the direct-current variable-frequency motor for the air-conditioning compressor, the buffer rod is arranged, the buffer rod plays a role in auxiliary support of the buffer block and the first elastic sheet through the extrusion spring and the buffer plate, the effect of three-level buffering is achieved, and the stability of a direct-current variable-frequency motor body and the stability of the operation of the direct-current variable-frequency motor body are guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the base of the present invention;

FIG. 3 is a cross-sectional view of a base of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the utility model at B in FIG. 4.

Illustration of the drawings:

1. a direct current variable frequency motor body; 11. a base; 12. a threaded hole; 13. positioning a groove; 2. a buffer mechanism; 21. a cushion pad; 22. a limiting plate; 23. a limiting groove; 24. a first elastic sheet; 25. a second elastic sheet; 26. a through hole; 27. fixing the rod; 28. a buffer block; 29. a buffer spring; 3. a slider; 31. a chute; 32. a compression spring; 33. a buffer rod; 34. a buffer plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a direct current variable frequency motor for an air conditioner compressor is disclosed, as shown in figures 1-5, and comprises a direct current variable frequency motor body 1 and a base 11, wherein the base 11 is circular, three bulges are fixedly connected with the annular outer wall of the base 11, threaded holes 12 are formed in the three bulges, a positioning groove 13 matched with the bottom of the direct current variable frequency motor body 1 in size is formed in the top of the base 11, the bottom end of the direct current variable frequency motor body 1 is fixedly welded in the positioning groove 13, a uniformly distributed buffer mechanism 2 is arranged at the bottom of the base 11, the buffer mechanism 2 comprises a buffer cushion 21, the bottom end of the buffer cushion 21 is in a state that the arc bulges are downward, a limit plate 22 is fixedly arranged at the top of the buffer cushion 21, a limit groove 23 clamped with the limit plate 22 is formed in the bottom of the base 11, a first elastic sheet 24 and a second elastic sheet 25 for buffering the overall elasticity of the direct current variable frequency motor body 1 are arranged in the limit groove 23, the first elastic sheet 24 and the second elastic sheet 25 are both wavy, a through hole 26 through which the first elastic sheet 24 penetrates is formed above the second elastic sheet 25, the first elastic sheet 24 and the second elastic sheet 25 are in a vertically symmetrical state, a buffer block 28 is arranged between the bottom of the crest position of the first elastic sheet 24 and the top of the trough position of the second elastic sheet 25, the buffer block 28 is in an inclined water drop shape, buffer springs 29 which are uniformly distributed are arranged between the arc-shaped outer wall of the first elastic sheet 18 and the inner wall of the second elastic sheet 25, a fixing rod 27 is fixedly penetrated through the center of the buffer block 28, the front end and the rear end of the fixing rod 27 are fixedly arranged on the front side wall surface and the rear side wall surface in the cavity of the limiting groove 23 respectively, the buffer springs 29 are distributed on the middle inner wall of the first elastic sheet 24 and the inner wall of the bottom of the second elastic sheet 25, buffer rods 33 which are uniformly distributed are arranged between the top of the buffer block 28 and the inner wall of the crest position of the first elastic sheet 24, the top fixed mounting of buffer rod 33 has buffer board 34, buffer board 34 for arc and buffer board 34 the arc outer wall and the crest position department inner wall of first flexure strip 24 laminate each other, buffer rod 33's bottom fixed mounting has slider 3, set up the spout 31 with the mutual block of slider 3 in buffer block 28's the top arc wall, buffer block 28 inner wall at 31 intracavity tops of spout is run through in buffer rod 33's outer wall activity, the equal fixed mounting in intracavity bottom of spout 31 has extrusion spring 32.

The working principle of the utility model is as follows: the bottom end of a direct current variable frequency motor body 1 is welded in a positioning groove 13, after the direct current variable frequency motor body 1 and a base 11 are fixedly connected together and are stable, the direct current variable frequency motor body 1 and the base 11 are integrally installed in an air conditioner case through a bulge on the base 11, when the direct current variable frequency motor body 1 and the base 11 are installed, a buffer mechanism 2 is arranged, the buffer mechanism 2 has the effects of elastic buffering and shock absorption on the whole body of the direct current variable frequency motor body 1 and the base 11, cushion pads 21 are distributed on the bottom wall surface of the base 11 and arc-shaped convex ends of the cushion pads 21 are contacted with the bottom wall surface of the air conditioner case, a limiting plate 22 is enabled to extrude a first elastic sheet 24 and a second elastic sheet 25 under the action of gravity of the direct current variable frequency motor body 1 and the whole body of the base 11, the first elastic sheet 24 and the second elastic sheet 25 are mutually arranged together, the first elastic piece 24 and the second elastic piece 25 have elasticity, so that the direct current frequency conversion motor body 1 and the base 11 are stably installed, and finally the base 11 and a cabinet of an air conditioner are installed by penetrating through the threaded holes 12 on the corresponding base 11 through bolts.

The buffer cushion 21, the first elastic sheet 24 and the second elastic sheet 25 can buffer and offset mechanical vibration generated by the direct current variable frequency motor body 1, ensure the stability of the direct current variable frequency motor body 1 and the base 11 and simultaneously reduce the mechanical vibration generated when the direct current variable frequency motor body 1 works, and ensure the stability of the direct current variable frequency motor body 1 and the stability of the direct current variable frequency motor body 1 by arranging the buffer block 28 and the buffer spring 29, wherein the buffer block 28 plays a role of elastically supporting the first elastic sheet 24 and the second elastic sheet 25, the buffer spring 29 further elastically supports the first elastic sheet 24 and the second elastic sheet 25 through the buffer block 28, so that a further shock absorption and buffering effect on the direct current variable frequency motor body 1 is achieved, the working stability of the direct current variable frequency motor body 1 is guaranteed, and meanwhile, the resonance generated between the direct current variable frequency motor body 1 and an air conditioner case during working can be reduced, so that the working efficiency of the direct current variable frequency motor body 1 is further improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a direct current inverter motor for air condition compressor, includes direct current inverter motor body (1) and base (11), its characterized in that: the base (11) is circular, three bulges are fixedly connected to the annular outer wall of the base (11), threaded holes (12) are formed in the three bulges, positioning grooves (13) matched with the bottom size of the direct current variable frequency motor body (1) are formed in the top of the base (11), the bottom end of the direct current variable frequency motor body (1) is fixedly welded in the positioning grooves (13), buffer mechanisms (2) which are uniformly distributed are arranged at the bottom of the base (11), each buffer mechanism (2) comprises a buffer cushion (21), the bottom end of each buffer cushion (21) is in a downward arc-shaped bulge state, a limiting plate (22) is fixedly installed at the top of each buffer cushion (21), a limiting groove (23) which is mutually clamped with the limiting plate (22) is formed in the bottom of the base (11), and a first elastic sheet (24) and a second elastic sheet (25) which are used for integrally and elastically buffering the direct current variable frequency motor body (1) are arranged in the limiting groove (23), first flexure strip (24) and second flexure strip (25) are the wave, through-hole (26) that run through first flexure strip (24) are seted up to second flexure strip (25) top, first flexure strip (24) and second flexure strip (25) are the state of longitudinal symmetry, all be provided with buffer block (28) between the crest position bottom of first flexure strip (24) and the trough position top of second flexure strip (25), (18) arc outer wall and second flexure strip (25) the inner wall between be provided with evenly distributed's buffer spring (29).

2. The direct-current variable frequency motor for the air conditioner compressor is characterized in that: the fixed pole (27) that has run through in the center of buffer block (28), the front and back both ends of dead lever (27) are fixed mounting respectively on two side wall faces around spacing groove (23) intracavity, and buffer spring (29) distribute on the middle part inner wall of first flexure strip (24) and the bottom inner wall of second flexure strip (25).

3. The direct-current variable frequency motor for the air conditioner compressor is characterized in that: be provided with evenly distributed's buffer beam (33) between the crest position department inner wall of the top of buffer block (28) and first flexure strip (24), the top fixed mounting of buffer beam (33) has buffer board (34), and the crest position department inner wall that is arc outer wall and buffer board (34) of buffer board (34) and first flexure strip (24) is laminated each other.

4. The direct-current variable frequency motor for the air conditioner compressor is characterized in that: the bottom fixed mounting of buffer lever (33) has slider (3), has seted up spout (31) with the mutual block of slider (3) in the top arc wall of buffer block (28), and the outer wall activity of buffer lever (33) runs through the buffer block (28) inner wall at spout (31) intracavity top.

5. The direct-current variable frequency motor for the air conditioner compressor is characterized in that: and extrusion springs (32) are fixedly arranged at the bottoms in the cavities of the sliding grooves (31).

6. The direct-current variable frequency motor for the air conditioner compressor is characterized in that: the buffer block (28) is in an inclined water drop shape.