CN212258630U

CN212258630U - Plastic envelope motor waterproof construction

Info

Publication number: CN212258630U
Application number: CN202021312560.8U
Authority: CN
Inventors: 吕承业
Original assignee: Shengzhou Lichi Motor Co ltd
Current assignee: Shengzhou Lichi Motor Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-12-29
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a plastic envelope motor waterproof construction, including motor housing and output shaft, the motor housing lateral wall is connected with waterproof housing, the output shaft runs through motor housing and waterproof housing, waterproof housing is connected with the sealing rubber cover that the annular set up through the moving mechanism, be equipped with annular gasbag in the sealing rubber cover, the output shaft is located sealing rubber cover and annular gasbag, annular gasbag is located the sealing rubber cover, the annular gasbag is connected with the moving mechanism, the moving mechanism includes two fixed connection at the movable box of waterproof housing inside wall, two the equal sliding connection of movable box inside wall has the piston board. The utility model discloses a cooperation of movable rod, piston plate, movable box, handle, connecting pipe, sealing rubber cover, annular gasbag and handle is used, has realized the shutoff of output shaft and waterproof shell kneck through the inflation of gasbag, and then has realized waterproof effect, has improved the practicality of device.

Description

Plastic envelope motor waterproof construction

Technical Field

The utility model relates to a plastic envelope motor technical field especially relates to a plastic envelope motor waterproof construction.

Background

The plastic package motor is formed by integrally packaging a stator core, a winding and the like of the motor by engineering plastics by adopting a plastic packaging technology, and can eliminate the traditional motor stator insulation treatment process and a metal shell of a common motor. The motor is used in household appliances and blowers for vacuum cleaner, fume extractor, air conditioner, washing machine, etc. The plastic package motor is developed and produced in China and abroad, and the plastic package motor has a series of advantages which are not possessed by a metal shell motor, so that the plastic package motor has a good prospect.

The motor can receive comparatively serious influence because of water because of the structure and the work reason of self, and current motor is intake and is mostly appeared at motor output shaft and casing kneck, consequently needs a plastic envelope motor waterproof construction to solve the problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a plastic package motor waterproof structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a plastic envelope motor waterproof construction, includes motor housing and output shaft, the motor housing lateral wall is connected with waterproof housing, the output shaft runs through motor housing and waterproof housing, waterproof housing is connected with the sealing rubber cover that the annular set up through the moving mechanism, be equipped with annular gasbag in the sealing rubber cover, the output shaft is located sealing rubber cover and annular gasbag, annular gasbag is located the sealing rubber cover, annular gasbag is connected with the moving mechanism.

Preferably, the activity mechanism includes two fixed connection and at the movable box of waterproof shell inside wall, two the equal sliding connection of movable box inside wall has the piston plate, piston plate top fixedly connected with movable rod, the movable rod runs through waterproof shell lateral wall and fixedly connected with handle, be equipped with spacing mouthful on hand, spacing mouthful inside wall sliding connection has the gag lever post, gag lever post tip fixedly connected with arm-tie, gag lever post lateral wall cover is equipped with reset spring, the movable box bottom is equipped with the connector, connector inside wall fixedly connected with connecting pipe, the connecting pipe runs through the sealing rubber cover and is linked together with annular gasbag.

Preferably, the outer side wall of the waterproof shell is fixedly connected with two symmetrically arranged limiting plates, and the limiting plates are provided with a plurality of sockets matched with the limiting ports.

Preferably, two ends of the return spring are respectively and fixedly connected with the outer side wall of the pulling plate and the outer side wall of the handle.

Preferably, the sealing rubber sleeve is made of a natural rubber material.

Preferably, the motor housing is provided with a thread groove, the inner side wall of the thread groove is provided with an external thread, the inner side wall of the waterproof housing is provided with an internal thread matched with the external thread, and the waterproof housing is in threaded connection with the motor housing.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses a cooperation of movable rod, piston plate, movable box, handle, connecting pipe, sealing rubber cover, annular gasbag and handle is used, has realized the shutoff of output shaft and waterproof shell kneck through the inflation of gasbag, and then has realized waterproof effect, has improved the practicality of device.

2. The utility model discloses a threaded connection of motor housing and waterproof housing and then can dismantle waterproof housing, solved among the traditional device waterproof housing inconvenient dismantlement and then inconvenient to the inside problem of maintaining of plastic envelope motor.

Drawings

Fig. 1 is a schematic view of a front connection structure of a waterproof structure of a plastic package motor provided by the utility model;

fig. 2 is a schematic view of a connection structure of a sealing rubber sleeve, an annular air bag and an output shaft in a waterproof structure of a plastic package motor provided by the utility model;

fig. 3 is an enlarged view of a position a of the plastic package motor waterproof structure provided by the utility model;

fig. 4 is the utility model provides a limiting plate and socket connection structure schematic diagram among plastic envelope motor waterproof construction.

In the figure: 1. a motor housing; 2. an output shaft; 3. a waterproof housing; 4. sealing the rubber sleeve; 5. an annular air bag; 6. a movable box; 7. a piston plate; 8. a movable rod; 9. a handle; 10. a connecting pipe; 11. A limiting plate; 12. a limiting port; 13. a socket; 14. pulling a plate; 15. a return spring; 16. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a plastic package motor waterproof structure comprises a motor housing 1 and an output shaft 2, wherein the outer side wall of the motor housing 1 is connected with a waterproof housing 3, a thread groove is formed in the motor housing 1, an external thread is arranged on the inner side wall of the thread groove, an internal thread matched with the external thread is arranged on the inner side wall of the waterproof housing 3, the waterproof housing 3 is in threaded connection with the motor housing 1, and the waterproof housing 3 is in threaded connection with the motor housing 1, so that the waterproof housing 3 can be conveniently taken down;

the output shaft 2 penetrates through the motor shell 1 and the waterproof shell 3, the waterproof shell 3 is connected with the sealing rubber sleeve 4 which is arranged annularly through the movable mechanism, the sealing rubber sleeve 4 is made of a natural rubber material, the natural rubber material has good elasticity, and the annular air bag 5 can drive the sealing rubber sleeve 4 to expand when expanding, so that the waterproof effect is realized;

the movable mechanism comprises two movable boxes 6 fixedly connected to the inner side wall of the waterproof shell 3, the inner side walls of the two movable boxes 6 are both connected with a piston plate 7 in a sliding mode, the top of the piston plate 7 is fixedly connected with a movable rod 8, the movable rod 8 penetrates through the side wall of the waterproof shell 3 and is fixedly connected with a handle 9, a limiting port 12 is arranged on the handle 9, the inner side wall of the limiting port 12 is connected with a limiting rod 16 in a sliding mode, the end part of the limiting rod 16 is fixedly connected with a pull plate 14, the outer side wall of the limiting rod 16 is sleeved with a reset spring 15, two ends of the reset spring 15 are respectively and fixedly connected with the outer side wall of the pull plate 14;

the outer side wall of the waterproof shell 3 is fixedly connected with two symmetrically-arranged limiting plates 11, the limiting plates 11 are provided with a plurality of insertion holes 13 matched with the limiting ports 12, and the handles 9 can be fixed by inserting the limiting rods 16 into the corresponding insertion holes 13, so that the stability of the annular air bag 5 is realized, and the stability of the device is improved;

the bottom of the movable box 6 is provided with a connector, the inner side wall of the connector is fixedly connected with a connecting pipe 10, the connecting pipe 10 penetrates through the sealing rubber sleeve 4 and is communicated with the annular air bag 5, the annular air bag 5 is arranged in the sealing rubber sleeve 4, the output shaft 2 is arranged in the sealing rubber sleeve 4 and the annular air bag 5, the annular air bag 5 is arranged in the sealing rubber sleeve 4, and the annular air bag 5 is connected with the movable mechanism.

The utility model discloses specific theory of operation as follows:

in an initial state, the waterproof shell 3 is in threaded connection with the motor shell 1, when a motor needs to be maintained, the interior of the motor can be maintained only by taking down the waterproof shell 3, and the problem that the interior of the motor is inconvenient to maintain due to the fact that the waterproof shell 3 is inconvenient to take down in a traditional device is solved;

pressing handle 9, handle 9 drives movable rod 8 and removes, and then extrudees piston plate 7, and then makes the inside gas of movable box 6 get into annular gasbag 5, gets into annular gasbag 5 and then makes annular gasbag 5 inflation through gas, and then extrudees sealing rubber sleeve 4 to the outside through the inflation of annular gasbag 5, realizes the waterproof of output shaft 2 and 1 kneck of motor housing through sealing rubber sleeve 4.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a plastic envelope motor waterproof construction, includes motor housing (1) and output shaft (2), its characterized in that, motor housing (1) lateral wall is connected with waterproof housing (3), output shaft (2) run through motor housing (1) and waterproof housing (3), waterproof housing (3) are connected with sealing rubber sleeve (4) that the annular set up through the moving mechanism, be equipped with annular gasbag (5) in sealing rubber sleeve (4), output shaft (2) are located sealing rubber sleeve (4) and annular gasbag (5), annular gasbag (5) are located sealing rubber sleeve (4), annular gasbag (5) are connected with the moving mechanism.

2. The plastic package motor waterproof structure according to claim 1, wherein the movable mechanism comprises two movable boxes (6) fixedly connected to the inner side wall of the waterproof housing (3), the inner side walls of the two movable boxes (6) are both connected with a piston plate (7) in a sliding manner, a movable rod (8) is fixedly connected to the top of the piston plate (7), the movable rod (8) penetrates through the side wall of the waterproof housing (3) and is fixedly connected with a handle (9), a limiting opening (12) is formed in the handle (9), a limiting rod (16) is connected to the inner side wall of the limiting opening (12) in a sliding manner, a pulling plate (14) is fixedly connected to the end of the limiting rod (16), a reset spring (15) is sleeved on the outer side wall of the limiting rod (16), a connecting port is formed in the bottom of the movable box (6), and a connecting pipe (10), the connecting pipe (10) penetrates through the sealing rubber sleeve (4) and is communicated with the annular air bag (5).

3. The plastic package motor waterproof structure according to claim 2, wherein two symmetrically arranged limiting plates (11) are fixedly connected to the outer side wall of the waterproof housing (3), and a plurality of sockets (13) matched with the limiting ports (12) are arranged on the limiting plates (11).

4. The plastic package motor waterproof structure according to claim 2, wherein two ends of the return spring (15) are respectively fixedly connected with the outer side wall of the pulling plate (14) and the outer side wall of the handle (9).

5. The plastic package motor waterproof structure according to claim 1, wherein the sealing rubber sleeve (4) is made of a natural rubber material.

6. The plastic package motor waterproof structure according to claim 1, wherein a thread groove is formed in the motor housing (1), an external thread is formed in the inner side wall of the thread groove, an internal thread matched with the external thread is formed in the inner side wall of the waterproof housing (3), and the waterproof housing (3) is in threaded connection with the motor housing (1).