CN210404901U - Stator casing, stator module, motor and air conditioning device - Google Patents
Stator casing, stator module, motor and air conditioning device Download PDFInfo
- Publication number
- CN210404901U CN210404901U CN201921273564.7U CN201921273564U CN210404901U CN 210404901 U CN210404901 U CN 210404901U CN 201921273564 U CN201921273564 U CN 201921273564U CN 210404901 U CN210404901 U CN 210404901U
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- stator
- controller
- mounting
- stator housing
- plane
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 7
- 238000005192 partition Methods 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 13
- ONNCPBRWFSKDMQ-UHFFFAOYSA-N 2,3',5-trichlorobiphenyl Chemical compound ClC1=CC=CC(C=2C(=CC=C(Cl)C=2)Cl)=C1 ONNCPBRWFSKDMQ-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a stator housing, stator module, motor and air conditioning equipment relates to electrical equipment technical field, has solved the not good technical problem of stator housing heat dissipation function that exists among the prior art. The stator shell comprises a controller accommodating cavity and a stator accommodating area, wherein the controller accommodating cavity and the stator accommodating area are separated into two independent spaces through a middle partition plate, so that a PCB (printed circuit board) and a stator of the controller are respectively and independently installed in the controller accommodating cavity and the stator accommodating area. The utility model discloses a PCB board and the motor stator that stator housing has avoided the controller influence radiating problem each other when the operation generates heat because the distance is too close, are favorable to the difference of motor stator and controller PCB board to dispel the heat, and then have improved the performance of motor.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment technique and specifically relates to a stator housing, stator module, motor and air conditioner device are related to.
Background
The stator of the motor and the controller connected with the stator generate a large amount of heat during operation, so that the stator and the controller need to be cooled. Currently, heat dissipation means for motors include self-cooling, self-fan cooling, and forced cooling. Wherein, self-cooling means that heat dissipation is carried out only by air. The self-cooling means that the motor is provided with a heat dissipation fan for heat dissipation and cooling. Forced cooling means that the electric machine has a cooling system with a cooling liquid for cooling.
The applicant has found that the prior art has at least the following technical problems: if the temperature of the direct current motor is too high, the motor can be burnt, so that the controller is generally provided with overheat protection, and if the temperature of the direct current motor is too high in the running process of the motor, frequent starting of the overheat protection can be caused, so that the normal running of the motor is seriously influenced. The cooling fan is used to cool the motor, which increases the volume of the motor and complicates the structure. Forced cooling is generally a complex cooling system used only in large motor units. Therefore, how to better realize self-cooling heat dissipation is a problem to be solved at present for the direct current motor. In addition, the controller PCB boards with different shapes usually need different mounting structures to be mounted and fixed with the stator, so that the universality of the mounting structure is not strong, and the mounting process is complicated and complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stator housing, stator module, motor and air conditioning equipment to solve the not good technical problem of stator housing heat dissipation function that exists among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a stator shell, hold chamber and stator including the controller and hold the district, wherein, the controller hold the chamber with the stator holds the district and is separated for two independent spaces through the median septum to make the PCB board and the stator of controller independently install respectively extremely the controller hold the chamber with the stator holds in the district.
According to a preferred embodiment, a first outlet hole is formed in the middle partition plate, and the first outlet hole can communicate the controller accommodating cavity with the stator accommodating area.
According to a preferred embodiment, the stator accommodating area is provided with a shaft cavity for accommodating a stator rotating shaft, and the bottom end of the shaft cavity penetrates through the middle partition plate and extends towards the controller accommodating cavity.
According to a preferred embodiment, the controller accommodating cavity is a cavity structure formed by extending from the middle partition plate to a direction away from the stator accommodating area; and a first mounting plane, a second mounting plane and a third mounting plane are arranged in the controller accommodating cavity, wherein the distances between the first mounting plane, the second mounting plane and the third mounting plane and the middle partition plate are not equal.
According to a preferred embodiment, the distance between the first mounting plane and the intermediate floor is greater than the distance between the second mounting plane and the intermediate floor.
According to a preferred embodiment, the first mounting plane comprises a first mounting table and a second mounting table, wherein the first mounting table is a step-shaped structure formed by extending from the middle partition plate to the controller accommodating cavity in a direction away from the middle partition plate; the second mounting table is of a plate-shaped structure with the same height as the first mounting table.
According to a preferred embodiment, a first fixing hole for fixing the PCB board is provided on the second mounting stage.
According to a preferred embodiment, the second mounting plane comprises a third mounting platform and a fourth mounting platform, wherein the third mounting platform is a lug structure formed by extending from the inner wall of the controller accommodating cavity to the central direction of the controller accommodating cavity; the fourth mounting table is of a step structure which surrounds the circumferential direction of the shaft cavity, extends from the middle partition plate to the direction, away from the middle partition plate, of the controller accommodating cavity and is as high as the third mounting table.
According to a preferred embodiment, a second fixing hole for fixing the PCB board is provided on the third mounting stage.
According to a preferred embodiment, the distance between the third mounting plane and the intermediate floor is greater than the distance between the second mounting plane and the intermediate floor and less than the distance between the first mounting plane and the intermediate floor.
According to a preferred embodiment, the third installation plane is a step-shaped structure formed by extending from the middle partition plate to the controller accommodating cavity in a direction away from the middle partition plate; and a third fixing hole for fixing a ground wire is provided on the third mounting plane.
According to a preferred embodiment, a terminal block mounting hole is provided at the bottom of the controller accommodating chamber.
According to a preferred embodiment, a second outlet hole is formed in a side wall of the controller accommodating cavity, and the second outlet hole can communicate the controller accommodating cavity with the outside.
According to a preferred embodiment, an end cover mounting hole is formed at the end part of the controller accommodating cavity far away from the middle partition plate, so that an end cover is mounted on the controller accommodating cavity through the end cover mounting hole.
According to a preferred embodiment, a motor mounting hole is formed in the circumference of the middle partition plate, which is positioned outside the controller accommodating cavity; and reinforcing ribs are arranged on the side surface of the middle partition board facing the direction of the stator accommodating area.
The utility model also provides a stator module, include stator housing's stator holds the district and installs the stator housing's controller holds the PCB board that the intracavity was installed the controller.
The utility model also provides a motor, include stator module.
The utility model also provides an air conditioning device, include the motor.
Based on the technical scheme, the utility model discloses stator housing has following technological effect at least:
the utility model discloses an adopt the median septum to separate for two independent spaces the controller promptly and hold chamber and stator and hold the district to can independently install the PCB board and the stator of controller respectively to the controller hold the chamber and the stator holds the district in, the PCB board of having avoided the controller is too close and influences radiating problem each other when the operation generates heat with motor stator distance, the PCB board that is favorable to motor stator and controller dispels the heat respectively, and then has improved the performance of motor.
On the other hand, the utility model discloses a stator housing holds the intracavity at the controller and has set up the first mounting plane and the second mounting plane of co-altitude respectively, can be used for installing the PCB board of the controller of different shapes, provides different placing means for the PCB board of the controller of multiple shape, satisfies the installation requirement of the PCB board of multiple different grade type to stator housing's commonality has been improved.
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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Figure 1 is a cross-sectional view of a stator housing of the present invention;
fig. 2 is a bottom view of the stator housing of the present invention;
fig. 3 is a schematic perspective view of the stator housing of the present invention;
fig. 4 is a schematic perspective view of another view angle of the stator housing of the present invention;
fig. 5 is a schematic perspective view of another view angle of the stator housing of the present invention;
fig. 6 is a schematic structural view of a stator assembly of the present invention.
In the figure: 10-a middle separator plate; 11-a controller accommodating cavity; 12-a stator housing zone; 13-axial cavity; 14-a first mounting plane; 15-a second mounting plane; 16-motor mounting holes; 17-a first outlet hole; 18-a second outlet hole; 19-a third mounting plane; 20-terminal board mounting holes; 21-end cover mounting holes; 22-reinforcing ribs; 24-a stator; 25-a stator shaft; 26-PCB board; 27-an end cap; 28-end cap screws; 140-a second mounting stage; 141-a first mounting table; 142-a first fixation hole; 150-a fourth mounting station; 151-third mounting stage; 152-a second fixing hole; 190-third fixing hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings 1 to 6.
As shown in fig. 1, the present invention provides a stator housing, which includes a controller accommodating chamber 11 and a stator accommodating area 12. Wherein, the controller holds chamber 11 and stator and holds district 12 and be separated for two independent spaces through median septum 10, so that PCB 26 and the stator 24 of controller independently install respectively to the controller hold chamber 11 and stator hold the district 12 in, make PCB and the stator of controller separately install in the space of difference, PCB and the stator of having avoided the controller influence radiating problem each other when the operation generates heat because the installation distance is too close, and then the radiating efficiency of the PCB of stator and controller has been improved, the performance of motor has been improved.
Preferably, as shown in fig. 2 to 5, a first outlet hole 17 is provided on the middle partition plate 10. The first outlet hole 17 can communicate the controller accommodating chamber 11 and the stator accommodating section 12. Preferably, as shown in fig. 6, a wire outlet connector can be mounted on the first wire outlet hole 17 for passing the stator wire so that the connecting wire of the stator passes through the first wire outlet hole 17 and enters the controller accommodating cavity 11.
Preferably, as shown in fig. 1, the stator receiving area 12 is provided with a shaft cavity 13 for receiving the stator rotation shaft 25. The bottom end of the shaft cavity 13 passes through the middle partition plate 10 and extends towards the controller accommodating cavity 11. The shaft cavity 13 is used for installing the stator rotating shaft 25, and the stator rotating shaft 25 is installed in the shaft cavity 13 through a bearing, as shown in fig. 6.
Preferably, as shown in fig. 3 and 4, the controller accommodating chamber 11 is a chamber structure formed by extending from the middle partition plate 10 to a direction away from the stator accommodating area 12. Preferably, a first mounting plane 14, a second mounting plane 15 and a third mounting plane 19 are provided in the controller accommodating chamber 11. Preferably, the first, second and third installation planes 14, 15 and 19 are not equidistant from the middle partition wall 10. Preferably, the first and second mounting planes 14 and 15 are used to mount different shapes of PCB boards, respectively. The third mounting plane 19 is used for connecting a ground wire. Preferably, as shown in fig. 3 and 4, the distance between the first installation plane 14 and the middle barrier 10 is greater than the distance between the second installation plane 15 and the surface of the middle barrier 10.
Preferably, the first mounting plane 14 includes a first mounting stage 141 and a second mounting stage 140. Preferably, the first mounting table 141 is a stepped structure formed to extend from the middle partition 10 to a direction in which the controller accommodating chamber 11 is away from the middle partition 10. Preferably, the second mounting table 140 is a plate-shaped structure having the same height as the first mounting table 141. Preferably, the first mounting stage 141 may include at least 2 so as to keep the PCB panel stable in weight bearing when mounted to the first mounting plane 14. Preferably, a first fixing hole 142 for fixing the PCB board is provided on the second mounting stage 140. Preferably, the first fixing hole 142 may be a screw hole, and when the PCB is mounted on the first mounting stage 141 and the second mounting stage 140, the PCB is fixed to the screw hole on the second mounting stage 140 by a screw, and the side of the PCB having the electronic component is placed toward the inside of the controller accommodating chamber. The first mounting plane 14 is adapted to mount a PCB board having a larger dimensional specification, as shown in fig. 6.
Preferably, the second mounting plane 15 comprises a third mounting stage 151 and a fourth mounting stage 150. Preferably, the third mounting table 151 is a tab structure formed to extend from an inner wall of the controller accommodating chamber 11 toward a center thereof. Preferably, the fourth installation table 150 is a stepped structure extending from the middle partition wall 10 to the controller accommodating chamber 11 away from the middle partition wall 10 around the circumference of the shaft chamber 13 and having the same height as the third installation table 151. Preferably, the third mounting stages 151 include at least 3 and are arranged circumferentially along the inner wall of the controller accommodating chamber 11. Preferably, a second fixing hole 152 for fixing the PCB board is provided on the third mounting stage 151. Preferably, the second fixing holes 152 may be screw holes, and when the PCB board is mounted on the third mounting stage 151 and the fourth mounting stage 150, the PCB board of the controller is fixed to the screw holes on the third mounting stage 151 by screws, and the side of the PCB board having the electronic components is placed toward the outside of the controller accommodating chamber. The second mounting plane 15 is suitable for mounting a PCB board having a small size specification.
Preferably, as shown in fig. 4, the distance between the third installation plane 19 and the middle partition wall 10 is greater than the distance between the second installation plane 15 and the middle partition wall 10 and less than the distance between the first installation plane 14 and the middle partition wall 10. Preferably, the third installation plane 19 is a stepped structure formed to extend from the middle partition wall 10 to a direction in which the controller accommodating chamber 11 is far away from the middle partition wall 10. The third mounting plane 19 is provided with a third fixing hole 190 for fixing a ground wire. Preferably, the third fixing hole 190 may be a screw hole. The third mounting plane 19 is used for fixing a grounding wire on a PCB of the controller, and the grounding wire and the grounding screw are fixed through a screw hole on the third mounting plane 19.
It is preferable that a terminal block mounting hole 20 is provided at the bottom of the controller accommodating chamber 11, as shown in fig. 4. Preferably, the patch panel mounting holes 20 may be screw holes for mounting patch panels when desired.
Preferably, a second outlet hole 18 is provided on a side wall of the controller accommodating chamber 11, as shown in fig. 4 and 5. Preferably, the second outlet hole 18 can communicate the controller accommodating chamber 11 with the outside. As shown in fig. 6, an outlet connector is mounted on the second outlet hole 18 for the motor to be outlet.
Preferably, an end cover mounting hole 21 is provided at an end of the controller accommodating chamber 11 away from the middle partition plate 10. So that the end cap 27 is mounted to the controller accommodating chamber 11 through the end cap mounting hole 21. Preferably, the end cover 27 is installed in the end cover installation hole 21 through an end cover screw 28, so that the controller accommodating cavity forms a closed cavity, the protection grade of the controller accommodating cavity is ensured to meet the waterproof and dustproof requirements, and meanwhile, the encapsulation operation of the PCB is also facilitated.
Preferably, as shown in fig. 5, a motor mounting hole 16 is provided on the circumference of the middle partition plate 10 outside the controller accommodating chamber 11 for mounting the motor. Preferably, the middle partition plate 10 is provided with a reinforcing rib 22 on the side facing the direction of the stator accommodating area 12, so as to reinforce the structural strength of the motor mounting hole, ensure the motor mounting strength, increase the heat dissipation area and facilitate the heat dissipation when the motor operates.
According to another preferred embodiment of the present invention, as shown in fig. 6, the present invention further provides a stator assembly, including the stator housing, the stator housing has a stator 24 installed in the stator housing accommodating area 12, and the controller accommodating chamber 11 of the stator housing has a PCB 26 installed therein. The stator rotating shaft 25 is mounted in the shaft cavity 13 through a bearing, so that the stator 24 and the PCB 26 are respectively mounted in different accommodating spaces, and the problem that the mutual heat dissipation is influenced due to the fact that the stator 24 and the PCB are too close to each other is avoided.
According to another preferred embodiment of the present invention, the present invention further provides a motor including the stator assembly.
According to another preferred embodiment of the present invention, the present invention further provides an air conditioning apparatus, including the motor.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (18)
1. The stator shell is characterized by comprising a controller accommodating cavity (11) and a stator accommodating area (12), wherein the controller accommodating cavity (11) and the stator accommodating area (12) are separated into two independent spaces through a middle partition plate (10), so that a PCB (26) and a stator (24) of the controller are respectively and independently installed in the controller accommodating cavity (11) and the stator accommodating area (12).
2. The stator housing according to claim 1, wherein a first outlet hole (17) is provided in the center partition (10), and the first outlet hole (17) is capable of communicating the controller accommodating chamber (11) and the stator accommodating section (12).
3. The stator housing as claimed in claim 1, characterized in that the stator receiving area (12) is provided with a shaft cavity (13) for receiving a stator rotating shaft (25), and a bottom end of the shaft cavity (13) extends through the middle partition (10) in a direction of the controller receiving cavity (11).
4. The stator housing according to claim 1, wherein the controller accommodating cavity (11) is a cavity structure extending from the middle partition plate (10) to a direction away from the stator accommodating area (12); a first installation plane (14), a second installation plane (15) and a third installation plane (19) are arranged in the controller accommodating cavity (11), wherein the distances between the first installation plane (14), the second installation plane (15) and the third installation plane (19) and the middle partition plate (10) are unequal.
5. Stator housing according to claim 4, characterized in that the distance between the first mounting plane (14) and the intermediate bulkhead (10) is larger than the distance between the second mounting plane (15) and the intermediate bulkhead (10).
6. The stator housing according to claim 5, wherein the first mounting plane (14) comprises a first mounting stage (141) and a second mounting stage (140), wherein the first mounting stage (141) is a stepped structure formed by extending from the middle partition (10) to a direction of the controller accommodating cavity (11) away from the middle partition (10); the second mounting table (140) has a plate-like structure having the same height as the first mounting table (141).
7. The stator housing as claimed in claim 6, wherein a first fixing hole (142) for fixing a PCB is provided on the second mounting stage (140).
8. The stator housing according to claim 5, wherein the second mounting plane (15) comprises a third mounting stage (151) and a fourth mounting stage (150), wherein the third mounting stage (151) is a tab structure formed extending from an inner wall of the controller accommodating chamber (11) toward a central direction thereof; the fourth mounting table (150) is a step structure which extends from the middle partition plate (10) to the controller accommodating cavity (11) in the direction far away from the middle partition plate (10) around the circumference of the shaft cavity (13) and has the same height as the third mounting table (151).
9. The stator housing as claimed in claim 8, wherein a second fixing hole (152) for fixing a PCB board is provided on the third mounting stage (151).
10. Stator housing according to claim 4, characterized in that the distance between the third mounting plane (19) and the intermediate bulkhead (10) is greater than the distance between the second mounting plane (15) and the intermediate bulkhead (10) and less than the distance between the first mounting plane (14) and the intermediate bulkhead (10).
11. The stator housing as claimed in claim 10, wherein the third mounting plane (19) is a stepped structure formed extending from the center partition (10) to a direction in which the controller accommodating chamber (11) is away from the center partition (10); a third fixing hole (190) for fixing a ground wire is provided in the third mounting plane (19).
12. The stator housing according to claim 1, wherein a terminal plate mounting hole (20) is provided at the bottom of the controller accommodating chamber (11).
13. The stator housing according to claim 1, wherein a second outlet hole (18) is provided on a side wall of the controller accommodating chamber (11), and the second outlet hole (18) is capable of communicating the controller accommodating chamber (11) with the outside.
14. The stator housing according to claim 1, wherein an end cover mounting hole (21) is provided at an end of the controller accommodating chamber (11) remote from the center partition (10) so that an end cover (27) is mounted to the controller accommodating chamber (11) through the end cover mounting hole (21).
15. The stator housing according to claim 1, wherein a motor mounting hole (16) is provided on a circumference of the middle partition plate (10) outside the controller accommodating chamber (11); and reinforcing ribs (22) are arranged on the side surface of the middle partition plate (10) facing the direction of the stator accommodating area (12).
16. A stator assembly, characterized by comprising a stator housing according to any of claims 1 to 15, a stator (24) being mounted in a stator housing area (12) of the stator housing, and a PCB board (26) of a controller being mounted in a controller housing chamber (11) of the stator housing.
17. An electric machine comprising the stator assembly of claim 16.
18. An air conditioning apparatus, characterized by comprising the motor of claim 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273564.7U CN210404901U (en) | 2019-08-07 | 2019-08-07 | Stator casing, stator module, motor and air conditioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921273564.7U CN210404901U (en) | 2019-08-07 | 2019-08-07 | Stator casing, stator module, motor and air conditioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210404901U true CN210404901U (en) | 2020-04-24 |
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ID=70358857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921273564.7U Active CN210404901U (en) | 2019-08-07 | 2019-08-07 | Stator casing, stator module, motor and air conditioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210404901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504781A (en) * | 2019-08-07 | 2019-11-26 | 珠海凯邦电机制造有限公司 | Stator casing, stator module, motor and air conditioning device |
-
2019
- 2019-08-07 CN CN201921273564.7U patent/CN210404901U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504781A (en) * | 2019-08-07 | 2019-11-26 | 珠海凯邦电机制造有限公司 | Stator casing, stator module, motor and air conditioning device |
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