CN214228061U

CN214228061U - Disc type motor and electric hoist

Info

Publication number: CN214228061U
Application number: CN202120028111.9U
Authority: CN
Inventors: 苏光耀; 黄樟土; 邓兵; 何鑫
Original assignee: Zhejiang Wuyi Mechinery Co ltd
Current assignee: Zhejiang Wuyi Mechinery Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-09-17
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a disk motor and electric block relates to motor technical field, wherein, a disk motor, include: the motor end cover is provided with a cavity, a motor shaft is rotatably connected in the cavity of the motor end cover and is used for being in transmission connection with the transmission mechanism. The motor end cover of the disc motor is equivalent to a box body of the speed reducer, and the motor shaft is equivalent to a gear of the speed reducer, so that the motor end cover of the disc motor is integrated with the box body of the speed reducer. When using the disc motor and the speed reducer on the electric block in a matched manner, the end cover of the disc motor or the box body of the speed reducer is equivalently cancelled, so that the weight of the disc motor and the speed reducer used in a matched manner is reduced, the axial size of the disc motor is reduced, the gravity center of the disc motor is closer to the gravity center of the electric block, the weight of the balance weight is further reduced, and the electric block is lighter and more compact in size.

Description

Disc type motor and electric hoist

Technical Field

The utility model relates to the technical field of motors, concretely relates to disk motor and electric block.

Background

When the disc motor is applied to an electric hoist, the gravity center of the hoist is changed due to the heavy weight of the disc motor, the hoist inclines towards the disc motor, and a counterweight needs to be added in order to keep the gravity center position of the hoist unchanged; meanwhile, the arrangement of the end cover of the disc type motor increases the axial size of the motor, the gravity center of the disc type motor can move outwards, and the weight of the balance weight needs to be further increased. Therefore, when the traditional disc type motor is applied to the electric hoist, the whole structure of the electric hoist is not compact, and the problems of large volume, heavy weight and inelegance exist.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

When using on electric block to disk motor for electric block has the structure not compact, has bulky, the heavy technical problem of weight, the utility model provides a disk motor and electric block, it can be so that electric block has compact structure, small and light and handy effect.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

a disc motor comprising: the motor end cover is provided with a cavity, a motor shaft is rotatably connected in the cavity of the motor end cover, and the motor shaft is in transmission connection with a transmission mechanism.

In this embodiment, when the disc motor is used with the speed reducer, since the motor end cover has a cavity and the motor shaft is rotatably connected in the cavity of the motor end cover, the connection between the motor shaft of the disc motor and the transmission mechanism is performed in the cavity of the motor end cover, at this time, the motor end cover is equivalent to the box body of the speed reducer, and the motor shaft is equivalent to the gear of the speed reducer, so that the motor end cover of the disc motor is integrated with the box body of the speed reducer. Therefore, when the disc motor and the speed reducer are used on the electric hoist in a matched mode, the end cover of the disc motor or the box body of the speed reducer is equivalently cancelled, the weight of the disc motor and the speed reducer used in a matched mode is reduced, the axial size of the disc motor is reduced, the gravity center of the disc motor is closer to the gravity center of the electric hoist, the weight of the balance weight is further reduced, and the electric hoist is lighter and more compact in size. Compared with the electric hoist adopting the traditional disc motor, the whole structure weight of the electric hoist adopting the disc motor of the embodiment is reduced by 30 percent.

Optionally, a wire guide hole is formed in the end face of the motor end cover, and the wire guide hole is used for allowing a power line of the motor to penetrate out.

Optionally, the motor end cover further comprises a motor shell, and the motor shell and the end face of the motor end cover are fixedly connected into a whole.

Optionally, a motor rotor, a motor stator and a motor shaft are arranged in the motor housing, the motor rotor is arranged at the bottom of the motor housing, the motor stator is fixedly connected to the end face of the motor end cover, one end of the motor shaft is fixedly connected with the motor rotor, and the other end of the motor shaft is connected to the cavity of the motor end cover through a bearing.

Optionally, a shaft center hole is formed in the center of the end face of the motor end cover, and one end of the motor shaft penetrates through the shaft center hole and is connected into the cavity of the motor end cover through a bearing.

Optionally, the motor end cover is formed by die-casting aluminum alloy.

Optionally, a transmission shield is further arranged in the cavity of the motor end cover, the transmission shield is fixedly connected to the end face of the motor end cover, and the motor shaft is located in the transmission shield.

Optionally, a bearing sleeve is further arranged in the transmission shield, the bearing sleeve is arranged on one side of the motor shaft, and the bearing sleeve is fixedly connected to the end face of the motor end cover.

Optionally, a plurality of bosses are circumferentially arranged on the inner wall of the cavity of the motor end cover, and through holes are formed in the bosses.

The utility model also provides an electric block, including the aforesaid disk motor.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the disc motor that this application embodiment provided, simple structure, when it uses with the speed reducer is supporting, disc motor's motor shaft and drive mechanism's connection go on in the cavity of motor end cover, and at this moment, the motor end cover is equivalent to the box of speed reducer, and the motor shaft is equivalent to the gear of speed reducer for disc motor's motor end cover and speed reducer box integration. When using the disc motor and the speed reducer on the electric block in a matched manner, the end cover of the disc motor or the box body of the speed reducer is equivalently cancelled, so that the weight of the disc motor and the speed reducer used in a matched manner is reduced, the axial size of the disc motor is reduced, the gravity center of the disc motor is closer to the gravity center of the electric block, the weight of the balance weight is further reduced, and the electric block is lighter and more compact in size. Compared with the electric hoist adopting the traditional disc motor, the whole structure weight of the electric hoist adopting the disc motor of the embodiment is reduced by 30 percent.

(2) The disk motor that this application embodiment provided through set up the wire guide in the motor end cover for motor power cord is followed motor end cover (being the speed reducer box) internal axial and is qualified for the next round of competitions, has replaced the terminal box on the traditional disk motor housing, makes the power cord access of being inserted in electric block by the motor change into interior line of walking by walking outward, not only can effectual protection power cord, and has guaranteed whole electric block's overall structure aesthetic property.

(3) According to the disc motor provided by the embodiment of the application, the motor end cover is formed by die-casting the aluminum alloy, so that the weight of the disc motor can be reduced, and the disc motor is more environment-friendly in the preparation process.

Drawings

Fig. 1 is a schematic perspective view of a disc motor according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a disc motor according to an embodiment of the present invention.

Fig. 3 is a top view of a disc motor according to an embodiment of the present invention.

Fig. 4 is a side view of a disc motor according to an embodiment of the present invention.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and between the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, which is all within the scope of the present invention.

Example 1

With reference to fig. 1-4, the present embodiment provides a disc motor including: the motor end cover comprises a motor end cover 1, wherein the motor end cover 1 is provided with a cavity 3, a motor shaft 2 is rotationally connected in the cavity 3 of the motor end cover 1, and the motor shaft 2 is in transmission connection with a transmission mechanism.

In this embodiment, when the disc motor is used with a speed reducer, since the motor end cover 1 has the cavity 3 and the motor shaft 2 is rotatably connected in the cavity 3 of the motor end cover 1, the connection between the motor shaft 2 of the disc motor and the transmission mechanism is performed in the cavity 3 of the motor end cover 1, at this time, the motor end cover 1 is equivalent to a box body of the speed reducer, and the motor shaft 2 is equivalent to a gear of the speed reducer, so that the motor end cover 1 of the disc motor is integrated with the box body of the speed reducer. Therefore, when the disc motor and the speed reducer are used on the electric hoist in a matched mode, the end cover of the disc motor or the box of the speed reducer is equivalently cancelled, the weight of the disc motor and the speed reducer in the matched mode is reduced, the axial size of the disc motor shaft is reduced by 2 degrees, the gravity center of the disc motor is closer to the gravity center of the electric hoist, the weight of the balance weight is further reduced, and the size of the electric hoist is lighter and more compact. Compared with the electric hoist adopting the traditional disc motor, the whole structure weight of the electric hoist adopting the disc motor of the embodiment is reduced by 30 percent.

Example 2

With reference to fig. 1-4, compared with the technical solution of embodiment 1, the disc motor of this embodiment can be improved as follows: the end face of the motor end cover 1 is provided with a wire hole 4, and the wire hole 4 is used for the penetration of a motor power wire 5.

Be equipped with the terminal box on traditional disk motor's the shell, power cord 5 in the motor is worn out by the terminal box, if on using traditional disk motor to electric block, need with the power cord 5 access electric block that wears out in the terminal box in, then have some power cord 5 to expose outside, not only influence electric block's whole aesthetic property, and power cord 5 is pulled very easily in the transportation and breaks away from. And through set up wire guide 4 in motor end cover 1 in this embodiment for motor power cord 5 is qualified for the next round of competitions from motor end cover 1 (being the speed reducer box) internal axial, has replaced the terminal box on the traditional disk motor casing, makes the power cord 5 that inserts in the electric block by the motor insert and walk the line by outer line change for interior line, not only can effectual protection power cord 5, and guaranteed the overall structure aesthetic property of whole electric block.

Example 3

With reference to fig. 1-4, compared with the technical solution of embodiment 1, the disc motor of this embodiment can be improved as follows: the motor end cover is characterized by further comprising a motor shell 12, wherein the motor shell 12 and the end face of the motor end cover 1 are fixedly connected into a whole. The motor shell is fixed on the end face of the motor end cover 1 through screws, so that the motor shell 12 and the motor end cover 1 are fixedly connected into a whole.

Example 4

With reference to fig. 1-4, compared with the technical solution of embodiment 3, the disc motor of this embodiment can be improved as follows: be equipped with electric motor rotor 11, motor stator 10, motor shaft 2 in the motor housing 12, electric motor rotor 11 locates the bottom of motor housing 12, motor stator 10 fixed connection be in on the terminal surface of motor end cover 1, the one end of motor shaft 2 with motor rotor 11 fastening connection, the other end of motor shaft 2 passes through the bearing and connects in the cavity 3 of motor end cover 1. The arrangement enables the motor shaft 2 to rotate under the rotation of the motor rotor 11, the motor shaft 2 is connected in the cavity 3 of the motor end cover 1, and the driving force generated by the disc motor is transmitted to the transmission mechanism (speed reducer) through the connection of the motor shaft 2 and the transmission mechanism.

Example 5

With reference to fig. 1-4, compared with the technical solution of embodiment 4, the disk motor of this embodiment can be improved as follows: the center of the end face of the motor end cover 1 is provided with a through shaft center hole, and one end of the motor shaft 2 penetrates through the shaft center hole and is connected into the cavity 3 of the motor end cover 1 through a bearing. This arrangement allows the motor shaft 2 to be rotatably connected within the cavity 3 of the motor end cap 1.

Example 6

Compared with the technical scheme of the embodiment 1, the disc motor of the embodiment can be improved as follows: the motor end cover 1 is formed by die-casting aluminum alloy. This setting not only can alleviate disc motor's weight, and environmental protection more in the preparation process.

Example 7

With reference to fig. 1-3, compared with the technical solution of embodiment 1, the disc motor of this embodiment can be improved as follows: still be equipped with transmission guard shield 6 in the cavity 3 of motor end cover 1, transmission guard shield 6 fixed connection be in on the 1 terminal surface of motor end cover, motor shaft 2 is located in transmission guard shield 6. By arranging the transmission shield 6, the lubricating grease can be ensured to be concentrated on the periphery where the motor shaft 2 is connected with the transmission mechanism, and the lubricating grease cannot leave the position where the motor shaft 2 is connected with the transmission mechanism due to centrifugal force, so that poor lubrication is avoided.

Example 8

With reference to fig. 1 to 3, compared with the technical solution of embodiment 7, the disc motor of this embodiment can be improved as follows: still be equipped with bearing housing 7 in the transmission guard shield, bearing housing 7 is located one side of motor shaft 2, bearing housing 7 fixed connection is in on the terminal surface of motor end cover 1. This setting is convenient for locate drive mechanism in the cavity 3 of motor end cover 1 for drive mechanism is connected with the transmission of motor shaft 2, further makes disc motor and the supporting use of speed reducer use on the electric block.

In practical application, the transmission mechanism is any one of a gear transmission mechanism, a worm and worm gear transmission mechanism and a synchronous belt transmission mechanism. When the transmission mechanism is a gear transmission mechanism, a gear is arranged on the motor shaft 2, and the bearing sleeve is used for fixing another bearing in the transmission mechanism, so that the motor shaft 2 is in transmission connection with the transmission mechanism.

Example 9

With reference to fig. 3, compared with the technical solution of embodiment 1, the disc motor of this embodiment may be improved as follows: the inner wall of the cavity 3 of the motor end cover 1 is circumferentially provided with a plurality of bosses 8, and the bosses 8 are provided with through holes 9. The boss 8 is provided with a through hole 9, so that a bolt or a clamping column on the electric hoist can be conveniently inserted, and the disc type motor and the electric hoist are fixed together.

Example 10

The embodiment provides an electric hoist, which comprises a disc motor according to any one of the technical solutions of embodiments 1 to 9. The electric hoist of this setting is small and exquisite more.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. A disc motor, comprising: the motor end cover is provided with a cavity, a motor shaft is rotatably connected in the cavity of the motor end cover, and the motor shaft is in transmission connection with a transmission mechanism; the motor end cover is characterized in that a transmission shield is further arranged in the cavity of the motor end cover and fixedly connected to the end face of the motor end cover, and the motor shaft is located in the transmission shield.

2. The disc type motor according to claim 1, wherein a wire guide hole is formed in an end face of the motor end cover, and the wire guide hole is used for leading out a motor power supply wire.

3. The disc motor of claim 1, further comprising a motor housing, wherein the motor housing is fixedly connected with the end face of the motor end cover to form a whole.

4. The disc type motor according to claim 3, wherein a motor rotor, a motor stator and a motor shaft are arranged in the motor housing, the motor rotor is arranged at the bottom of the motor housing, the motor stator is fixedly connected to the end surface of the motor end cover, one end of the motor shaft is fixedly connected with the motor rotor, and the other end of the motor shaft is connected in a cavity of the motor end cover through a bearing.

5. The disc motor of claim 4, wherein the center of the end surface of the motor end cover is provided with a shaft hole therethrough, and one end of the motor shaft passes through the shaft hole and is connected in the cavity of the motor end cover through a bearing.

6. The disc motor of claim 1, wherein the motor end cap is die cast of an aluminum alloy.

7. The disc motor according to claim 1, wherein a bearing sleeve is further arranged in the transmission shield, the bearing sleeve is arranged on one side of the motor shaft, and the bearing sleeve is fixedly connected to the end face of the motor end cover.

8. The disc motor according to claim 1, wherein a plurality of bosses are circumferentially arranged on the inner wall of the cavity of the motor end cover, and the bosses are provided with through holes.

9. An electric block characterized by comprising the disc motor of any one of claims 1 to 8.