CN220653091U - Multistage sealed high waterproof miniature motor - Google Patents
Multistage sealed high waterproof miniature motor Download PDFInfo
- Publication number
- CN220653091U CN220653091U CN202322384129.4U CN202322384129U CN220653091U CN 220653091 U CN220653091 U CN 220653091U CN 202322384129 U CN202322384129 U CN 202322384129U CN 220653091 U CN220653091 U CN 220653091U
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- sealing
- groove
- oil seal
- motor body
- convex ring
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- 238000007789 sealing Methods 0.000 claims abstract description 118
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 5
- 239000000565 sealant Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to a multistage sealing high waterproof micro motor, which belongs to the technical field of motors and comprises a motor body and a shell, wherein an embedding groove for embedding the motor body is formed in the shell, a mandrel is coaxially connected to the motor body, a sealing gasket and an oil seal are arranged on the motor body, a first through hole for the mandrel to penetrate is formed in the sealing gasket in a penetrating manner, a second through hole for the mandrel to penetrate is formed in the oil seal in a penetrating manner, the sealing gasket is positioned between the motor body and the oil seal, and the sealing gasket is adhered to the motor body and the oil seal. This application has the effect that promotes waterproof motor's water-proof effects.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a multistage sealing high-waterproof miniature motor.
Background
The motor is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, and is divided into a motor and a generator. If the motor is in moist environment for a long time, then need the motor to have waterproof function, waterproof motor among the prior art includes motor body and shell, is equipped with the gomphosis groove that is used for supplying motor body gomphosis on the shell, after embedding gomphosis groove with motor body, again towards the gomphosis inslot injection sealant filling the space between motor body and the gomphosis inslot wall.
However, in the practical use process, it is found that the temperature of the motor body itself may be gradually increased in the use process of the waterproof motor, so that the sealant on the periphery of the motor body may be melted, and other waterproof components are not arranged in the housing, so that the motor body is easily damaged due to water inflow.
Disclosure of Invention
In order to promote waterproof motor's water-proof effects, this application provides a multistage sealed high waterproof micro motor.
The application provides a multistage sealed high waterproof micro motor adopts following technical scheme:
the utility model provides a multistage sealed high waterproof micro motor, includes motor body and shell, be equipped with the gomphosis groove that is used for supplying motor body gomphosis on the shell, coaxial coupling has the dabber on the motor body, be equipped with sealed pad and oil blanket on the motor body, it is used for supplying the first through-hole that the dabber worn to establish to run through to set up on the sealed pad, it is used for supplying the second through-hole that the dabber worn to establish to run through to set up on the oil blanket, sealed pad is located between motor body and the oil blanket, sealed pad is all laminated with motor body and oil blanket.
Through adopting above-mentioned technical scheme, sealed pad is connected with motor body under the cooperation of first through-hole and dabber, and the oil blanket is connected with motor body under the cooperation of second through-hole and dabber, under sealed pad and the cooperation of oil blanket, even at motor body peripheral sealant because of the high temperature melts, external liquid also is difficult for getting into contact motor body in the shell, has promoted micro motor's waterproof performance, has prolonged motor body's life.
Preferably, a sealing groove for the motor body to be embedded is formed in one end of the sealing gasket, the sealing groove is communicated with the first through hole, an inner sealing convex ring and an outer sealing convex ring are coaxially arranged at the other end of the sealing gasket, and an oil seal groove for the oil seal to be embedded is formed between the inner sealing convex ring and the outer sealing convex ring.
Through adopting above-mentioned technical scheme, through the setting of seal groove, increased the area of contact between sealed pad and the motor body to promoted the joint strength between sealed pad and the motor body, sealed pad is difficult for breaking away from the motor body, promoted the protection effect of sealed pad to the motor body; through the setting of the oil seal groove that forms by sealed interior bulge loop and sealed outer bulge loop, promoted the joint strength between oil blanket and the sealed pad, sealed pad is difficult for separating with motor body and oil blanket to miniature motor's water-proof effects has been promoted.
Preferably, a limit groove for the sealing inner convex ring to be embedded is formed in one end, close to the sealing gasket, of the oil seal, and the sealing inner convex ring is attached to the inner wall of the limit groove.
Through adopting above-mentioned technical scheme, through the setting of spacing groove, increased the area of contact between sealed pad and the oil blanket effectively, and make the junction between sealed pad and the oil blanket be the echelonment setting for the difficult motor body of contacting of external liquid has further promoted micro motor's waterproof performance.
Preferably, a plurality of limiting blocks attached to the inner convex rings in the sealing are further arranged on the inner wall of the limiting groove, the limiting blocks are arranged in a circumferential array with the axis of the oil seal as the center, and the convex rings in the sealing are located on one side, close to the axis of the oil seal, of the limiting blocks.
Through adopting above-mentioned technical scheme, sealed bulge loop and stopper laminating in the installation oil blanket under the pressure effect between stopper and sealed bulge loop, has promoted the joint strength between oil blanket and the sealed pad for the oil blanket is difficult for breaking away from sealed pad, thereby has promoted micro motor's waterproof performance.
Preferably, one end of the oil seal, which is away from the sealing gasket, is provided with a plurality of positioning holes, and the inner wall of the embedded groove is connected with a positioning block matched with the positioning holes.
Through adopting above-mentioned technical scheme, make the shell be difficult for having the rotation for the motor body under the cooperation of locating piece and locating hole, reduced the friction between shell and the motor body, guaranteed micro motor's integrality.
Preferably, a sealing cover for sealing the embedded groove is arranged on the shell, and the sealing cover is in interference fit with the shell.
By adopting the technical scheme, as the sealing cover is in interference fit with the shell, gaps are not easy to exist between the sealing cover and the shell, external water is not easy to enter the shell, and the waterproof performance of the miniature motor is improved.
Preferably, the sealing cover is provided with a fixing block, the shell is provided with a fixing groove for the fixing block to be embedded, and the fixing groove is communicated with the embedded groove.
Through adopting above-mentioned technical scheme, under the cooperation of fixed block and fixed slot, increased the area of contact between closing cap and the shell, and make the closing cap be difficult for having the rotation for the shell to make the closing cap be difficult for breaking away from the shell, promoted micro motor's waterproof performance.
Preferably, one side of the inner sealing convex ring far away from the axis of the sealing gasket is obliquely arranged, and the outer diameter of one end of the inner sealing convex ring far away from the sealing groove is smaller than the outer diameter of one end of the inner sealing convex ring close to the sealing groove.
Through adopting above-mentioned technical scheme, keep away from the design that one side of sealed pad axis was slope setting through sealed interior bulge loop, be convenient for at the oil blanket with sealed connection in-process who fills up, the oil blanket can slide to sealed interior bulge loop and stopper laminating, the oil blanket embedding of being convenient for is in the oil seal groove.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the sealing gasket is connected with the motor body under the cooperation of the first through hole and the mandrel, the oil seal is connected with the motor body under the cooperation of the second through hole and the mandrel, and under the cooperation of the sealing gasket and the oil seal, even if the sealing glue at the periphery of the motor body is melted at high temperature, external liquid is not easy to enter the shell to contact the motor body, so that the waterproof performance of the miniature motor is improved, and the service life of the motor body is prolonged;
2. through the setting of spacing groove, increased the area of contact between sealed pad and the oil blanket effectively, and make the junction between sealed pad and the oil blanket be the echelonment setting for the difficult contact of external liquid motor body has further promoted micro motor's waterproof performance.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a schematic diagram of an explosive structure in an embodiment of the present application.
Fig. 3 is a schematic diagram of a shell removing structure in an embodiment of the present application.
FIG. 4 is a schematic view of a connection structure between a gasket and an oil seal in an embodiment of the present application.
Reference numerals illustrate: 1. a motor body; 11. a mandrel; 12. an electric wire; 2. a housing; 21. a fitting groove; 22. a fixing groove; 3. a cover; 31. a fixed block; 4. a sealing gasket; 41. a first through hole; 42. sealing grooves; 43. sealing the inner convex ring; 44. sealing the outer convex ring; 45. an oil seal groove; 5. an oil seal; 51. a second through hole; 52. a limit groove; 53. a limiting block; 54. and positioning holes.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a multistage sealed high waterproof micro motor, referring to fig. 1 and 2, comprising a motor body 1 and a housing 2, wherein a jogging groove 21 for jogging the motor body 1 is formed in the housing 2, the motor body 1 is attached to the inner wall of the jogging groove 21, and one end of the jogging groove 21 penetrates through the housing 2; one end of the motor body 1 is coaxially fixed with a core shaft 11, the other end of the motor body 1 is provided with an electric wire 12, one end of the core shaft 11 away from the motor body 1 penetrates through the shell 2, and one end of the electric wire 12 away from the motor body 1 extends out of the embedded groove 21.
Referring to fig. 1 and 2, a cover 3 for closing the embedded groove 21 is arranged on the housing 2, the cover 3 is circularly arranged, one end of the electric wire 12, which is far away from the motor body 1, penetrates through the cover 3, the cover 3 is attached to the inner wall of the embedded groove 21, and the cover 3 is in interference fit with the housing 2, so that a gap is not easy to exist between the cover 3 and the housing 2, external water is not easy to enter the housing 2, and the waterproof performance of the miniature motor is improved; still fixedly connected with two fixed blocks 31 on the closing cap 3, fixed block 31 is the semicircle form setting, has offered the fixed slot 22 that is used for supplying fixed block 31 gomphosis on the shell 2, and fixed slot 22 and gomphosis groove 21 intercommunication have increased the area of contact between closing cap 3 and the shell 2 under the cooperation of fixed block 31 and fixed slot 22, and make closing cap 3 be difficult for having the rotation for shell 2 to make closing cap 3 be difficult for breaking away from shell 2, promoted micro motor's waterproof performance.
Referring to fig. 2 and 3, a sealing gasket 4 is sleeved on the motor body 1, the waterproof performance of the micro motor is improved through the arrangement of the sealing gasket 4, a first through hole 41 for the mandrel 11 to penetrate is formed in the sealing gasket 4 in a penetrating manner, and the first through hole 41 and the sealing gasket 4 are coaxially arranged; the sealing gasket 4 is provided with the sealing groove 42 for the embedding of the motor body 1, the sealing groove 42 is formed along the length direction of the mandrel 11 and is communicated with the first through hole 41, the part of the motor body 1 embedded into the sealing groove 42 is attached to the inner wall of the sealing groove 42, the sealing gasket 4 is made of rubber materials, and the sealing gasket has certain elasticity, so that gaps are not easy to exist between the motor body 1 and the inner wall of the sealing groove 42, and the waterproof performance of the miniature motor is further improved.
Referring to fig. 2, 3 and 4, the motor body 1 is further sleeved with an oil seal 5, a second through hole 51 for the mandrel 11 to penetrate through is formed in the oil seal 5, the second through hole 51 and the oil seal 5 are coaxially arranged, and the waterproof performance of the miniature motor is further improved through the arrangement of the oil seal 5; the sealing gasket 4 is fixed with a sealing inner convex ring 43 and a sealing outer convex ring 44 at one end away from the sealing groove 42 coaxially, the inner diameter of the sealing inner convex ring 43 is the same as the inner diameter of the first through hole 41, the outer diameter of the sealing outer convex ring 44 is the same as the outer diameter of the sealing gasket 4, and an oil seal groove 45 for the oil seal 5 to be embedded is formed between the sealing inner convex ring 43 and the sealing outer convex ring 44.
After the oil seal 5 moves to the embedded oil seal groove 45 along the mandrel 11, the inner wall of the oil seal 5 and the inner wall of the oil seal groove 45 are attached, the oil seal 5 is embedded in the embedded groove 21 on the sealing gasket 4, the connection strength between the oil seal 5 and the sealing gasket 4 is improved, the oil seal 5 is not easy to separate from the sealing gasket 4, sealing oil can be injected into the oil seal groove 45 firstly in the actual installation process, then the oil seal 5 is embedded into the oil seal groove 45, and the waterproof performance of the miniature motor is improved.
Referring to fig. 2, 3 and 4, a limit groove 52 for the sealing inner convex ring 43 to be embedded is formed at one end of the oil seal 5 close to the sealing gasket 4, so that the contact area between the sealing gasket 4 and the oil seal 5 is effectively increased, and the joint between the sealing gasket 4 and the oil seal 5 is arranged in a step shape, so that the waterproof performance of the miniature motor is further improved; four limiting blocks 53 are fixedly connected to the inner wall of the limiting groove 52 and are attached to the limiting block 43, the four limiting blocks 53 are arranged in a circumferential array with the axis of the oil seal 5 as the center, one side, close to the outer sealing convex ring 44, of the inner sealing convex ring 43 is attached to one side, close to the axis of the oil seal 5, of the limiting block 53, the inner sealing convex ring 43 is attached to the limiting block 53 when the oil seal 5 is installed, and the connection strength between the oil seal 5 and the sealing gasket 4 is improved under the pressure effect between the limiting block 53 and the inner sealing convex ring 43, so that the oil seal 5 is not easy to separate from the sealing gasket 4.
Referring to fig. 3 and 4, the side of the inner sealing convex ring 43 away from the axis of the gasket 4 is inclined, and the outer diameter of one end of the inner sealing convex ring 43 away from the sealing groove 42 is smaller than the outer diameter of one end of the inner sealing convex ring 43 close to the sealing groove 42, so that the oil seal 5 can slide to the inner sealing convex ring 43 to be attached to the limiting block 53 in the connection process of the oil seal 5 and the gasket 4, and the oil seal 5 is conveniently embedded into the oil seal groove 45.
Referring to fig. 2 and 3, one end of the oil seal 5, which is away from the sealing gasket 4, is provided with four positioning holes 54, the four positioning holes 54 are arranged in a circumferential array with the axis of the oil seal 5 as the center, the shell 2 is provided with four positioning blocks matched with the positioning holes 54, and the positioning blocks are fixed with the inner wall of the embedded groove 21; when the miniature motor is assembled, the sealing gasket 4 is connected with the oil seal 5 and sleeved on the mandrel 11 of the motor body 1, and the motor body 1 is embedded into the positioning hole 54 of the oil seal 5 in the shell 2 and the positioning block on the shell 2, so that the shell 2 is not easy to rotate relative to the motor body 1, and the integrity of the miniature motor is ensured.
The implementation principle of the multistage sealing high waterproof miniature motor provided by the embodiment of the application is as follows: firstly, one end of the electric wire 12, which is far away from the motor body 1, penetrates through the sealing cover 3, then the sealing gasket 4 is sleeved on the motor body 1, and the motor body 1 is attached to the inner wall of the sealing groove 42; then the oil seal 5 is embedded into the embedded groove 21, so that a positioning block on the shell 2 is embedded into a positioning hole 54 on the oil seal 5, sealing oil is injected into the oil seal groove 45, the motor body 1 is embedded into the embedded groove 21, the mandrel 11 penetrates through the second through hole 51 in the process, the oil seal 5 is embedded into the oil seal groove 45, and at the moment, the sealing inner convex ring 43 is attached to the limiting block 53; and injecting sealant into the embedded groove 21, filling a gap between the motor body 1 and the embedded groove 21 by the sealant, and finally embedding the sealing cover 3 into the embedded groove 21, and embedding the fixing block 31 on the sealing cover 3 into the fixing groove 22 to complete the assembly of the miniature motor.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a multistage sealed high waterproof micro motor, includes motor body (1) and shell (2), be equipped with on shell (2) and be used for supplying gomphosis groove (21) of motor body (1), its characterized in that: the motor comprises a motor body (1), wherein a mandrel (11) is coaxially connected to the motor body (1), a sealing gasket (4) and an oil seal (5) are arranged on the motor body (1), a first through hole (41) for the mandrel (11) to penetrate is formed in the sealing gasket (4), a second through hole (51) for the mandrel (11) to penetrate is formed in the oil seal (5), the sealing gasket (4) is located between the motor body (1) and the oil seal (5), and the sealing gasket (4) is attached to the motor body (1) and the oil seal (5) in a penetrating mode.
2. The multi-stage sealed highly waterproof micro-machine of claim 1, wherein: one end of the sealing gasket (4) is provided with a sealing groove (42) for the embedding of the motor body (1), the sealing groove (42) is communicated with the first through hole (41), the other end of the sealing gasket (4) is coaxially provided with a sealing inner convex ring (43) and a sealing outer convex ring (44), and an oil seal groove (45) for the embedding of the oil seal (5) is formed between the sealing inner convex ring (43) and the sealing outer convex ring (44).
3. The multi-stage sealed highly waterproof micro-machine of claim 2, wherein: one end of the oil seal (5) close to the sealing gasket (4) is provided with a limiting groove (52) for the sealing inner convex ring (43) to be embedded, and the sealing inner convex ring (43) is attached to the inner wall of the limiting groove (52).
4. A multistage sealed highly waterproof micro-motor according to claim 3, wherein: the inner wall of the limiting groove (52) is also provided with a plurality of limiting blocks (53) attached to the inner sealing convex rings (43), the limiting blocks (53) are arranged in a circumferential array with the axis of the oil seal (5) as the center, and the inner sealing convex rings (43) are positioned on one side, close to the axis of the oil seal (5), of the limiting blocks (53).
5. The multi-stage sealed highly waterproof micro-machine of claim 1, wherein: one end of the oil seal (5) deviating from the sealing gasket (4) is provided with a plurality of positioning holes (54), and the inner wall of the embedded groove (21) is connected with a positioning block matched with the positioning holes (54).
6. The multi-stage sealed highly waterproof micro-machine of claim 1, wherein: the shell (2) is provided with a sealing cover (3) for sealing the embedded groove (21), and the sealing cover (3) is in interference fit with the shell (2).
7. The multi-stage sealed highly waterproof micro-machine of claim 6, wherein: the sealing cover (3) is provided with a fixed block (31), the shell (2) is provided with a fixed groove (22) for the fixed block (31) to be embedded, and the fixed groove (22) is communicated with the embedded groove (21).
8. The multi-stage sealed highly waterproof micro-machine of claim 4, wherein: the side of sealing inner convex ring (43) far away from the axis of the sealing gasket (4) is obliquely arranged, and the outer diameter of one end of sealing inner convex ring (43) far away from the sealing groove (42) is smaller than the outer diameter of one end of sealing inner convex ring (43) close to the sealing groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322384129.4U CN220653091U (en) | 2023-09-01 | 2023-09-01 | Multistage sealed high waterproof miniature motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322384129.4U CN220653091U (en) | 2023-09-01 | 2023-09-01 | Multistage sealed high waterproof miniature motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220653091U true CN220653091U (en) | 2024-03-22 |
Family
ID=90262373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322384129.4U Active CN220653091U (en) | 2023-09-01 | 2023-09-01 | Multistage sealed high waterproof miniature motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220653091U (en) |
-
2023
- 2023-09-01 CN CN202322384129.4U patent/CN220653091U/en active Active
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| GR01 | Patent grant | ||
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