CN215646454U - Motor cover structure and motor thereof - Google Patents
Motor cover structure and motor thereof Download PDFInfo
- Publication number
- CN215646454U CN215646454U CN202122254365.5U CN202122254365U CN215646454U CN 215646454 U CN215646454 U CN 215646454U CN 202122254365 U CN202122254365 U CN 202122254365U CN 215646454 U CN215646454 U CN 215646454U
- Authority
- CN
- China
- Prior art keywords
- motor
- cover
- cover body
- mounting groove
- motor cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model belongs to the technical field of motor part structures, and particularly discloses a motor cover structure which comprises a cover body and a pressing ring arranged in the cover body, wherein the cover body comprises a closed end and an installation end; the spring lock pin comprises an outer cover body, an elastic part and an extrusion part, wherein the elastic part and the extrusion part are arranged in the outer cover body; the outer edge of the pressing ring is provided with a first mounting groove, and the inner wall of the mounting end is provided with a second mounting groove clamped with the extrusion part; the spring lock pin is arranged between the first mounting groove and the second mounting groove. The motor cover structure adopts a spring lock pin to provide a reverse force after being stressed and compressed; the use of the spring lock pin not only enables the motor cover to be convenient to disassemble and assemble when in use, but also has strong maintainability, and the service life of the motor cover is greatly prolonged compared with the existing motor cover.
Description
Technical Field
The utility model belongs to the technical field of motor part structures, and particularly relates to a motor cover structure and a motor thereof.
Background
The Stirling refrigerator is a product which is refrigerated by adopting a Stirling reverse circulation principle, and the motor cover is a structural part for fixing a motor stator of the refrigerator.
The motor cover fixing structure of the refrigerator in the current market mostly adopts two modes, one mode is that the end face is punched and fixed on the partition cover by using a screw, and the other mode is that a flange is additionally arranged on the motor cover and is connected to a machine body through the screw. However, the two methods have corresponding disadvantages, the end face punching scheme can cause the weight of the motor part of the refrigerating machine to be concentrated on the partition cover, and the whole part of the motor has larger volume, so that the stress of the crankshaft connected with the partition cover on the whole Stirling refrigerating machine is uneven, and a series of problems of influencing the whole service life, reliability, vibration, noise and the like of the product are caused; the flange connection scheme can increase the product quality and volume, has large machining allowance and is difficult to assemble and disassemble.
Therefore, the motor cover structure is convenient to assemble and disassemble, has long service life and excellent reliability, and has great practical significance and economic value in the actual use and production of the field of motors.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a motor cover structure, which adopts a spring lock pin to provide a reverse force after being stressed and compressed by improving the connection mode of the motor cover structure; the use of the spring lock pin not only enables the motor cover to be convenient to disassemble and assemble when in use, but also has strong maintainability, and the whole service life is greatly prolonged compared with the existing motor cover.
And, disclose the motor containing this kind of motor cover structure, this kind of motor stable performance, compact structure, the quality is light, in the aspect of assembly and dismantlement, can reduce the load of bent axle effectively to improve motor stability effectively, reduce the noise, can realize the promotion of motor life-span.
The utility model is realized by the following technical scheme:
the motor cover structure is characterized in that the cover body comprises a closed end and an installation end, the pressing ring is arranged at the end part of the installation end, and the installation end is connected with the pressing ring in a matched mode through a spring lock pin;
the spring lock pin comprises an outer cover body, an elastic part and an extrusion part, wherein the elastic part and the extrusion part are arranged in the outer cover body;
the outer edge of the pressing ring is provided with a first mounting groove for placing the outer cover body, and the inner wall of the mounting end is provided with a second mounting groove clamped with the extrusion part; the spring lock pin is arranged between the first mounting groove and the second mounting groove.
The motor cover structure skillfully combines the cover body and the pressing ring into a whole through the spring lock pin, so that the traditional mode that the cover body and the pressing ring are connected by adopting screws in a threaded manner is changed, and the problem that the weight of a motor is increased due to assembly is fundamentally solved; and through the stress of the extrusion part, the elastic part can stretch out and draw back in the directions of the cover body and the pressing ring, and is fixed only by the reverse pressure provided by the spring lock pin; the reliability of the connection between the cover body and the pressing ring is guaranteed, and a foundation is provided for the subsequent use performance of the motor cover.
Furthermore, the cross section of the outer cover body is integrally in a U-shaped structure, and a stopping portion is arranged on the top edge of the U-shaped structure. The stopping part guarantees that the extrusion part is kept in the outer cover body and cannot be separated, and the use reliability of the whole motor cover structure is improved.
Further, the outer diameter of the extrusion part is smaller than the inner diameter of the outer cover body and larger than the inner diameter of the stopping part.
Furthermore, one side of the extrusion part close to the installation end is of an arc-surface body structure.
Furthermore, one side of the extrusion part, which is close to the elastic part, is of an arc-surface body structure.
The extrusion part can be preferably a pin head or a ball, and the arc surface is arranged on one side close to the installation end, so that the extrusion part is more easily clamped in the first installation groove during installation.
Further, the center of the outer cover body coincides with the center of the second mounting groove.
Further, the pressing ring is fitted to an end of the mounting end.
The utility model also provides a motor, which further comprises a check ring, a motor stator, a separation cover and a motor rotor which are arranged in the motor cover structure in sequence; the motor is characterized in that a mounting bearing connected through a crankshaft is arranged in the separation cover, and a motor rotor is mounted on the crankshaft.
Furthermore, an organism is arranged on one side of the motor cover, and the pressing ring is fixed on the organism through a screw.
Compared with the prior art, the utility model has the beneficial effects that:
according to the motor cover structure, through improvement of a connection mode of the motor cover structure, a spring lock pin is adopted to provide a reverse force after being stressed and compressed; the use of the spring lock pin not only enables the motor cover to be convenient to disassemble and assemble when in use, but also has strong maintainability, and the whole service life is greatly prolonged compared with the existing motor cover.
The utility model also provides a motor comprising the motor cover structure, the motor has stable performance, compact structure and light weight, and can effectively reduce the load of the crankshaft in the aspects of assembly and disassembly, thereby effectively improving the stability of the motor, reducing noise and prolonging the service life of the motor.
Drawings
Fig. 1 is a schematic view of the overall structure of a motor including a motor cover structure according to the present invention.
Fig. 2 is a schematic end view of a motor including a motor cover structure according to the present invention.
The motor comprises a housing 1, a retainer ring I2, a motor stator 3, a pressing ring 4, a housing 5, a bearing I6, a crankshaft 7, a spring lock pin 8, a retainer ring II 9, a motor rotor 10, a spacer housing 11, a bearing II 12, a screw 13, a closed end 101, a mounting end 102, an outer housing 81, an elastic part 82, a squeezing part 83 and a stopping part 84.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1 to 2, the motor cover structure of the present embodiment is particularly suitable for use in a stirling motor. The mask comprises a mask body 1 and a pressing ring 4 arranged in the mask body 1, wherein the mask body 1 comprises a closed end 101 and an installation end 102, the pressing ring 4 is embedded in the end part of the installation end 102, and the end part is connected with the pressing ring 4 in a matched mode through a spring lock pin 8.
Specifically, the spring lock pin 8 comprises an outer cover 81, and an elastic part 82 and a squeezing part 83 which are arranged inside the outer cover 81, wherein one end of the elastic part 82 is connected with the inner bottom wall of the outer cover 81, and the other end of the elastic part 82 is abutted against the squeezing part 83;
the outer edge of the pressing ring 4 is provided with a first mounting groove for placing the outer cover body 81, and the inner wall of the mounting end 102 is provided with a second mounting groove clamped with the extrusion part 83; after installation, the center of the outer cover 81 coincides with the center of the second installation groove. The spring lock pin 8 is arranged between the first mounting groove and the second mounting groove.
Specifically, the side of the pressing portion 83 near the mounting end 102 is of an arc-surface structure, and the side near the elastic portion 82 is of an arc-surface structure. The pressing portion 83 may preferably be a pin head or a ball, and a cambered surface is provided near the mounting end 102, so that the pressing portion 83 can be more easily clamped into the first mounting groove during mounting.
The motor cover structure skillfully combines the cover body 1 and the pressing ring 4 into a whole through the spring lock pin 8, so that the traditional mode that the screw connection is carried out by adopting a screw is changed, and the problem that the weight of a motor is increased due to assembly is fundamentally solved; and through the stress of the extrusion part 83, the elastic part 82 can stretch out and draw back in the directions of the cover body 1 and the pressing ring 4, and is fixed only by the reverse pressure provided by the spring lock pin 8; the reliability of the connection between the cover body 1 and the pressing ring 4 is guaranteed, and a foundation is provided for the subsequent use performance of the motor cover.
The cross section of the outer cover 81 in this embodiment is a U-shaped structure, and a stopper 84 is disposed at the top edge of the U-shaped structure. The stopping portion 84 is an inner conical structure with an inner wall tightened towards the extruding portion 83, and an outer edge of the stopping portion 84 is clamped in the first mounting groove. The stopping part 84 ensures that the extruding part 83 is kept in the outer cover 81 and is not separated, so that the use reliability of the whole motor cover structure is improved.
In order to increase the mounting reliability of the cover body 1 and the pressing ring 4. The outer diameter of the pressing portion 83 is smaller than the inner diameter of the outer cover 81 and larger than the inner diameter of the stopper portion 84.
The motor cover structure of the embodiment does not need to adopt screws for threaded connection, and is fixed only by the reverse pressure provided by the spring lock pin 8. The problem of the scheme of punching on the end face can lead to the weight of motor part to concentrate on acting on separating the cover 11, because the whole partial volume of motor is great, lead to the bent axle that links with separating the cover 11 not the uniform stress on whole stirling refrigerator to influence a series of problems such as whole life, reliability, vibration and noise of product is solved.
Example 2
As shown in fig. 1 to 2, the motor of this embodiment includes the motor cover structure of embodiment 1, and further includes a retaining ring, a motor stator 3, a spacer 11, and a motor rotor 10, which are sequentially disposed in the motor cover structure; the inside of the separation cover 11 is provided with a mounting bearing connected through a crankshaft 7, and the crankshaft 7 is provided with a motor rotor 10. The motor cover of this embodiment is provided with organism 5 on one side, and clamping ring 4 passes through screw 13 to be fixed on organism 5. The motor structure shown in the embodiment is used for an RM05 refrigerator structure.
Specifically, the motor cover outside atress compression back can provide the counterforce for spring lock pin 8, is equipped with 3 mounting holes of motor stator in the cover body 1, and 3 ends of motor stator are fixed through retaining ring one 2 and retaining ring two 9, and above-mentioned part assembly is whole to be connected to on the clamping ring 4 through spring lock pin 8, and clamping ring 4 is equipped with 13 pilot holes of screw and is connected to organism 5.
A first bearing 6 connecting hole is formed in the machine body 5, the separation cover 11 is tightly pressed on the machine body 5 through the pressing ring 4, and a second bearing 12 connecting hole is formed in the separation cover 11.
The first bearing 6 and the second bearing 12 are connected through a crankshaft 7, and a motor rotor 10 is arranged on one side, close to the bearing 12, of the crankshaft 7. This structure has reduced the screw thread cylinder between separating cover 11 and the motor cover, avoids the action of gravity of parts such as motor cover, motor stator 3 on bent axle 7, avoids the motor cover to realize the increase in volume that this function brought, the drawback that the quality increases through increasing the flange bolt hole.
It should be understood that the above examples are only for clearly illustrating the technical solutions of the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A motor cover structure comprises a cover body and a pressing ring arranged in the cover body, and is characterized in that the cover body comprises a closed end and an installation end, the pressing ring is arranged at the end part of the installation end, and the installation end is connected with the pressing ring in a matched mode through a spring lock pin;
the spring lock pin comprises an outer cover body, an elastic part and an extrusion part, wherein the elastic part and the extrusion part are arranged in the outer cover body;
the outer edge of the pressing ring is provided with a first mounting groove for placing the outer cover body, and the inner wall of the mounting end is provided with a second mounting groove clamped with the extrusion part; the spring lock pin is arranged between the first mounting groove and the second mounting groove.
2. The motor cover structure as claimed in claim 1, wherein the cross section of the outer cover body is a U-shaped structure, and a stop part is arranged on the top edge of the U-shaped structure.
3. The motor cover structure according to claim 2, wherein the outer diameter of the pressing portion is smaller than the inner diameter of the outer cover body and larger than the inner diameter of the stopper portion.
4. The motor cover structure according to claim 3, wherein a side of the pressing portion near the mounting end is of an arc-surface body structure.
5. The motor cover structure according to claim 4, wherein a side of the pressing portion adjacent to the elastic portion is an arc-surface body structure.
6. The motor cover structure of claim 1, wherein the center of the outer cover body coincides with the center of the mounting groove.
7. The motor cover structure according to claim 1, wherein the pressing ring is fitted to an end portion of the mounting end.
8. A motor comprising the motor cover structure of any one of claims 1 to 7, further comprising a retaining ring, a motor stator, a separation cover and a motor rotor which are arranged in the motor cover structure in sequence; the motor is characterized in that a mounting bearing connected through a crankshaft is arranged in the separation cover, and a motor rotor is mounted on the crankshaft.
9. The motor of claim 8, wherein the motor cover is provided with a body on one side, and the pressing ring is fixed on the body by a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122254365.5U CN215646454U (en) | 2021-09-17 | 2021-09-17 | Motor cover structure and motor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122254365.5U CN215646454U (en) | 2021-09-17 | 2021-09-17 | Motor cover structure and motor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215646454U true CN215646454U (en) | 2022-01-25 |
Family
ID=79917114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122254365.5U Active CN215646454U (en) | 2021-09-17 | 2021-09-17 | Motor cover structure and motor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215646454U (en) |
-
2021
- 2021-09-17 CN CN202122254365.5U patent/CN215646454U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20080213109A1 (en) | Linear Compressor | |
| CN110630675B (en) | Quasi-zero stiffness vibration isolator capable of absorbing vibration | |
| CN110043443B (en) | Moving-magnet linear compressor | |
| CN108757397B (en) | Four cylinder electric compressors crankshaft assembling structure and four cylinder electric compressors | |
| CN215646454U (en) | Motor cover structure and motor thereof | |
| CN111561437B (en) | Oil-free linear compressor for heat pump system | |
| CN213175984U (en) | Novel crankshaft of compressor | |
| CN221503725U (en) | Contact surface wear-resistant bolt structure | |
| CN113847746B (en) | High-power two-stage screw refrigerating unit | |
| CN215762119U (en) | Support ring of air compressor | |
| CN213870173U (en) | Oil-free piston type air compressor transmission structure | |
| CN201318259Y (en) | Two-way swash plate compressor | |
| CN221628345U (en) | High-air-flow double-head diaphragm vacuum pump | |
| CN218005492U (en) | Copper-aluminum rigid body slide wire with strong compressive capacity | |
| CN2729365Y (en) | Split link for totally-enclosed refrigeration compressor | |
| CN220227116U (en) | Two-stage vibration reduction structure and air compressor for vehicle | |
| CN219300899U (en) | Vibration reduction assembly, compressor and air conditioner | |
| CN220711228U (en) | Motor end cover for fixing bearing | |
| CN219509789U (en) | Diaphragm pump body structure convenient to assembly | |
| CN217814100U (en) | Can dirt-proof novel engine fan support | |
| CN218829546U (en) | Gland structure of stator shell | |
| CN221278240U (en) | Connecting rod assembly for piston compressor | |
| CN109356821A (en) | Linear compressor air inlet-exhaust valve component and linear compressor | |
| CN111255659B (en) | Assembling method for piston of compressor | |
| CN210565320U (en) | Axial fan closing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |