CN213027599U

CN213027599U - Integrated driving motor device

Info

Publication number: CN213027599U
Application number: CN202021388597.9U
Authority: CN
Inventors: 张洵; 蔡锋宾
Original assignee: Xiamen Tungsten Co Ltd
Current assignee: Xiamen Tungsten Co Ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-04-20
Anticipated expiration: 2030-07-15

Abstract

The utility model provides an integral type driving motor device, driver clamshell establish on motor housing, and motor output shaft passes the driver shell, and in motor output shaft's axial, the driver shell is located one side of motor housing, and the driver board sets up one side of keeping away from motor housing in the driver shell. Through establishing the driver shell in motor housing's one side, guaranteeing under the integrative condition that sets up of motor and driver, make the driver shell keep away from the main source that generates heat of motor as far as possible: the stator and the rotor are arranged, and the driver plate is arranged on one side, far away from the motor shell, in the driver shell, so that the driver is far away from the stator and the rotor as far as possible, and the service life of the driver is ensured.

Description

Integrated driving motor device

Technical Field

The utility model belongs to the technical field of the motor, especially, relate to an integral type driving motor device.

Background

The integrated driving motor combined by the motor and the driver is easy to cause the problems of water leakage and damage of the driver and the problems of high heat load, shortened service life of the driver and the like caused by the influence of the heat generated by the motor on the driver in external working environments such as ponds, sea surfaces and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integral type driving motor device, the influence that the driver that reduces receives the motor to generate heat.

The utility model provides a driver shell cover is established on motor housing, and motor output shaft passes the driver shell, and in motor output shaft's axial, the driver shell is located one side of motor housing, and the driver board sets up the one side of keeping away from motor housing in the driver shell.

In a first possible implementation, the driver plate is annular, and the motor output shaft passes through the driver plate; a driver accommodating cavity for accommodating the driver plate is formed between the driver shell and the motor shell, and the driver accommodating cavity is not directly communicated with the motor output shaft.

With reference to the above possible implementation manners, in a second possible implementation manner, a waterproof groove is formed in the middle of the end face of the driver shell, which is far away from the motor shell, along the axial direction of the motor output shaft, and the motor output shaft penetrates through the waterproof groove.

With reference to the foregoing possible implementation manners, in a third possible implementation manner, the driver accommodating cavity is an annular cavity; the driver shell is fixed on the motor shell through an outer side bolt and an inner side bolt, the outer side bolt is arranged on one side, far away from the motor output shaft, of the driver accommodating cavity, and the inner side bolt is arranged between the driver accommodating cavity and the motor output shaft.

With reference to the foregoing possible implementations, in a fourth possible implementation, the driver shell is coaxial with the motor output shaft; the waterproof groove is a chute, and an opening of the waterproof groove close to one side of the motor shell is smaller than an opening of the waterproof groove far away from one side of the motor shell; and a bolt through hole matched with the inner side bolt is formed at the bottom of the waterproof groove.

In combination with the above possible implementation manners, in a fifth possible implementation manner, a waterproof cover is arranged in the waterproof groove, the waterproof cover is fixed on the output shaft of the motor, and a gap is reserved between the waterproof cover and the waterproof groove.

In combination with the above possible implementation manners, in a sixth possible implementation manner, the motor housing is provided with a water blocking groove which is formed along the axis direction of the motor output shaft, the rear end face of the driver housing abuts against the groove bottom of the water blocking groove, and a gap is reserved between the driver housing and the side face of the water blocking groove.

With reference to the foregoing possible implementation manners, in a seventh possible implementation manner, the motor housing is composed of a front shell and a rear shell that are connected; the front shell and the rear shell are matched through a spigot, the outer annular surface of the motor stator is in interference fit with the rear shell, and the outer annular surface of the motor stator is in clearance fit with the front shell.

In combination with the above possible implementation manners, in an eighth possible implementation manner, a portion, exceeding 3/5, of the outer annular surface of the motor stator is in interference fit with the rear shell.

Combine above-mentioned possible implementation, in the ninth possible implementation, preceding shell and backshell pass through bolted connection, be provided with the elastic sealing pad between preceding shell and the backshell, in the footpath of motor output shaft, the elastic sealing pad includes annular portion and the protruding portion of setting in the annular portion outside, set up the screw thread via hole along the axial extension of motor on the protruding portion, in the axial of motor output shaft, the thickness of annular portion is greater than the thickness of protruding portion, the groove of stepping down has been seted up on preceding shell or the backshell, the groove of stepping down is the ring channel, the groove opening orientation of stepping down is the axial of motor output shaft, the annular portion is higher than the part of protruding portion in the thickness direction and sets up in the inslot of stepping down.

The utility model provides an integral type driving motor device through establishing the driver clamshell in motor housing's one side, under the circumstances of guaranteeing the integrative setting of motor and driver, makes the driver shell keep away from the main source that generates heat of motor as far as possible: the stator and the rotor are arranged, and the driver plate is arranged on one side, far away from the motor shell, in the driver shell, so that the driver is far away from the stator and the rotor as far as possible, and the service life of the driver is ensured.

Drawings

Fig. 1 is a schematic view of an integrated driving motor device provided in an embodiment of the present invention;

fig. 2 is a schematic view of an assembly of a driver housing and a driver board provided by an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a partial enlarged view of portion B of FIG. 1;

FIG. 5 is a schematic structural diagram of a gasket according to an embodiment of the present invention;

description of reference numerals:

1. a driver housing; 11. a waterproof groove; 2. a motor housing; 21. a water retaining groove; 211. the bottom of the water retaining groove; 212. the side surface of the water retaining groove; 22. a front housing; 23. a rear housing; 24. an elastic sealing gasket; 241. an annular portion; 242. a protrusion; 243. a threaded via hole; 25. a yielding groove; 3. an output shaft of the motor; 4. a driver board; 5. a driver receiving cavity; 6. an outer bolt; 7. an inner bolt; 8. a waterproof cover; 9. a motor stator;

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and embodiments. It should be understood that the description of the specific embodiments is intended to be illustrative, and not limiting. Terms such as first, second, etc. in this document are only used for distinguishing one entity (or operation) from another entity (or operation), and do not indicate any relationship or order between these entities (or operations); in addition, terms such as upper, lower, left, right, front, rear, and the like in the text denote directions or orientations, and only relative directions or orientations, not absolute directions or orientations. Without additional limitation, an element defined by the phrase "comprising" does not exclude the presence of other elements in a process, method, article, or apparatus that comprises the element.

The utility model provides an integral type driving motor device, driver shell 1 cover are established on motor housing 2, and motor output shaft 3 passes driver shell 1, and in motor output shaft 3's axial, driver shell 1 is located one side of motor housing 2, and driver board 4 sets up the one side of keeping away from motor housing 2 in driver shell 1.

Through establishing driver shell 1 cover in one side of motor housing 2, guaranteeing the integrative condition that sets up of motor and driver, make driver shell 1 keep away from the main source that generates heat of motor as far as possible: stator and rotor, and through setting up driver board 4 in driver shell 1 one side of keeping away from motor housing 2, make the driver keep away from stator and rotor as far as possible, guaranteed the working life of driver.

As an alternative embodiment, the driver plate 4 is annular, and the motor output shaft 3 passes through the driver plate 4.

As an alternative embodiment, a driver accommodating cavity 5 for accommodating the driver plate 4 is formed between the driver housing 1 and the motor housing 2, and the driver accommodating cavity 5 is not directly communicated with the motor output shaft 3.

A wire passing hole for communicating the driver accommodating cavity 5 with the interior of the motor is formed in the motor shell 2, and a driving wire for connecting the driver board 4 and the motor stator 9 passes through the wire passing hole; the drive accommodating chamber 5 is not communicated with the motor output shaft 3 irrespective of the condition that the drive accommodating chamber 5 is communicated with the motor output shaft 3 through the inside of the motor. The sealing of the drive receiving space 5 is only a sealing with the fixed drive housing 1 and the motor housing 2, which is advantageous for preventing the drive receiving space 5 from leaking water.

As an alternative embodiment, the middle of the end surface of the driver shell 1 far away from the motor housing 2 is recessed along the axial direction of the motor output shaft 3 to form a waterproof groove 11, and the motor output shaft 3 passes through the waterproof groove 11. By arranging the sealing position between the motor output shaft 3 and the motor housing 2 at the bottom of the waterproof groove 11, the influence of water splashing caused by the rotation of the working part connected with the motor output shaft 3 and rainwater on the sealing position can be reduced.

As an alternative embodiment, the drive receiving chamber 5 is an annular chamber. The driver housing 1 is coaxial with the motor output shaft 3.

As an alternative embodiment, the driver housing 1 is fixed to the motor housing 2 by means of an outer screw 6 and an inner screw 7, the outer screw 6 being arranged on the side of the driver receiving space 5 remote from the motor output shaft 3, and the inner screw 7 being arranged between the driver receiving space 5 and the motor output shaft 3. The sealing between the driver housing 1 and the motor housing 2 is better ensured by the bolts arranged inside and outside twice.

As an alternative embodiment, the waterproof groove 11 is a chute, and the opening of the waterproof groove 11 on the side close to the motor housing 2 is smaller than the opening on the side far from the motor housing 2. The design is made under the condition that the output shaft of the motor is horizontally arranged or is close to the horizontally arranged state, water can be led to the outer side through the inclined groove, the impact of rainwater and splashed water on the sealing position between the output shaft of the motor and the shell of the motor is reduced, and water accumulation can be avoided.

As an alternative embodiment, a waterproof cover 8 is arranged in the waterproof groove 11, the waterproof cover 8 is fixed on the motor output shaft 3, and a gap is left between the waterproof cover 8 and the waterproof groove 11. This design is made on the assumption that the motor output shaft is horizontally placed or nearly horizontally placed, and rainwater and splashed water can be further prevented from approaching the seal between the motor output shaft and the motor case by the waterproof cover 8.

As an alternative embodiment, the bottom of the waterproof groove 11 is provided with a bolt through hole matched with the inner bolt 7.

As an alternative embodiment, the motor housing 2 is provided with a water retaining groove 21 opened along the axial direction of the motor output shaft, the rear end surface of the driver housing 1 abuts against the groove bottom 211 of the water retaining groove 21, and a gap is left between the driver housing 1 and the side surface 212 of the water retaining groove 21. This design is made on the assumption that the motor output shaft is horizontally placed or nearly horizontally placed, and by the water-retaining groove opened in the axial direction of the motor output shaft, the impact of rainwater on the seal between the driver case 1 and the motor case 2 can be reduced.

As an alternative embodiment, the motor housing 2 is composed of a front shell 22 and a rear shell 23 which are connected; the front shell 22 and the rear shell 23 are matched through a seam allowance, the outer annular surface of the motor stator 9 is in interference fit with the rear shell 23, and the outer annular surface of the motor stator 9 is in clearance fit with the front shell 22. Compared with a common motor, the motor has the advantages that one machine shell structural part is reduced, the sealing surface is reduced, and the production cost of the whole motor is lower.

Specifically, the portion of the outer annular surface of the motor stator 9 exceeding 3/5 is in interference fit with the rear shell 23.

As an alternative embodiment, the front shell 22 and the rear shell 23 are connected by bolts, an elastic sealing gasket 24 is arranged between the front shell 22 and the rear shell 23, in the radial direction of the motor output shaft 3, the elastic sealing gasket 24 includes an annular portion 241 and a protruding portion 242 arranged outside the annular portion, a threaded through hole 243 extending in the axial direction of the motor is formed in the protruding portion 242, in the axial direction of the motor output shaft 3, the thickness of the annular portion 241 is greater than that of the protruding portion 242, an avoiding groove 25 is formed in the front shell 22 or the rear shell 23, the avoiding groove 25 is an annular groove, the opening of the avoiding groove 25 faces the axial direction of the motor output shaft 3, and a portion of the annular portion 241 higher than the protruding portion 242 in the thickness direction is arranged in the avoiding groove 25.

The protruding portion 242 can buffer and separate the matching surface between the front shell 22 and the rear shell 23, so that the matching surface is prevented from being collided to damage the anticorrosive coating, the anticorrosive performance of the motor is improved, and meanwhile, the annular portion 241 can play a role in water prevention.

While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims

1. Integral type driving motor device, its characterized in that, driver shell (1) cover is established on motor housing (2), and motor output shaft (3) pass driver shell (1) the axial of motor output shaft (3) is upwards, driver shell (1) is located one side of motor housing (2), and driver board (4) set up keep away from in driver shell (1) one side of motor housing (2).

2. The integrated drive motor arrangement according to claim 1, characterized in that the driver plate (4) is annular, the motor output shaft (3) passing through the driver plate (4);

a driver accommodating cavity (5) for accommodating the driver plate (4) is formed between the driver shell (1) and the motor shell (2), and the driver accommodating cavity (5) is not directly communicated with the motor output shaft (3).

3. The integrated drive motor device according to claim 2, wherein a waterproof groove (11) is formed in the middle of the end surface of the drive case (1) away from the motor housing (2) along the axial direction of the motor output shaft (3), and the motor output shaft (3) penetrates through the waterproof groove (11).

4. The integrated drive motor apparatus according to claim 3, wherein the drive accommodating chamber (5) is an annular chamber;

the driver shell (1) is fixed on the motor shell (2) through an outer bolt (6) and an inner bolt (7), the outer bolt (6) is arranged on one side, away from the motor output shaft (3), of the driver accommodating cavity (5), and the inner bolt (7) is arranged between the driver accommodating cavity (5) and the motor output shaft (3).

5. The integrated drive motor arrangement according to claim 4, characterized in that the drive housing (1) is coaxial with the motor output shaft (3);

the waterproof groove (11) is a chute, and an opening of the waterproof groove (11) close to one side of the motor shell (2) is smaller than an opening of the waterproof groove far away from one side of the motor shell (2);

and a bolt through hole matched with the inner side bolt (7) is formed in the bottom of the waterproof groove (11).

6. The integrated drive motor apparatus according to claim 3, wherein a waterproof cover (8) is provided in the waterproof groove (11), the waterproof cover (8) is fixed to the motor output shaft (3), and a gap is left between the waterproof cover (8) and the waterproof groove (11).

7. The integrated drive motor device according to claim 3, wherein the motor housing (2) is provided with a water retaining groove (21) that is opened in the axial direction of the motor output shaft, the rear end surface of the driver case (1) abuts against the groove bottom (211) of the water retaining groove (21), and a gap is left between the driver case (1) and the side surface (212) of the water retaining groove (21).

8. The integrated drive motor apparatus according to claim 1, wherein the motor housing (2) is composed of a front case (22) and a rear case (23) which are connected; the front shell (22) and the rear shell (23) are matched through a spigot, the outer annular surface of the motor stator (9) is in interference fit with the rear shell (23), and the outer annular surface of the motor stator (9) is in clearance fit with the front shell (22).

9. The integrated drive motor apparatus according to claim 8, wherein a portion of the outer annular surface of the motor stator (9) exceeding 3/5 is interference-fitted with the rear case (23).

10. The integrated drive motor device according to claim 8, wherein the front housing (22) and the rear housing (23) are connected by a bolt, an elastic sealing gasket (24) is disposed between the front housing (22) and the rear housing (23), in a radial direction of the motor output shaft (3), the elastic sealing gasket (24) includes an annular portion (241) and a protrusion portion (242) disposed outside the annular portion, a threaded through hole (243) extending in an axial direction of the motor is formed in the protrusion portion (242), in the axial direction of the motor output shaft (3), a thickness of the annular portion (241) is greater than a thickness of the protrusion portion (242), a relief groove (25) is formed in the front housing (22) or the rear housing (23), the relief groove (25) is an annular groove, an opening of the relief groove (25) faces in the axial direction of the motor output shaft (3), the annular portion (241) is provided in the relief groove (25) at a portion higher than the protruding portion (242) in the thickness direction.