CN218888893U

CN218888893U - Motor built-in driver easy to install and motor

Info

Publication number: CN218888893U
Application number: CN202222388048.7U
Authority: CN
Inventors: 王李涛; 何军
Original assignee: Hangzhou Weiqin Technology Co ltd
Current assignee: Hangzhou Weiqin Technology Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-04-18
Anticipated expiration: 2032-09-08

Abstract

The utility model discloses an easily install motor built-in driver and motor can integrate the drive plate inside the motor to easily assembly just can not cause the heat dissipation problem of drive plate. The driver includes drive plate, heating panel and connection piece, and drive plate and heating panel stack and arrange, the connection piece sets up between drive plate and the heating panel, and the edge of drive plate and heating panel is connected respectively to connection piece both sides face, and the connection piece is equipped with the motor connecting piece that is used for connecting the motor, the drive plate edge is including the first circular arc part of cooperation motor casing inner wall structure, the edge of heating panel includes the second circular arc part that corresponds with the first circular arc part of drive plate. The motor comprises a motor shell, and the motor shell is internally provided with the built-in motor driver easy to install.

Description

Motor built-in driver easy to install and motor

Technical Field

The utility model relates to a motor components and parts technical field especially relates to the relevant technical field of motor drive accessory.

Background

The motor driving board is a circuit component which is matched with the motor and drives the motor to normally operate, and is a circuit control device required by the motor during operation. In the motor product in the prior art, the driving board and the motor main body are generally separately arranged into two parts, so that a circuit is connected between the driver and the motor, and a client application end needs to plan not only the installation position of the motor but also the wiring mode between the motor and the driver and the installation position of the driver. Meanwhile, an external driver needs to be made into additional heat dissipation equipment, so that the product cost is increased.

Disclosure of Invention

The utility model relates to an overcome the motor among the prior art and the weak point that the drive plate separately is two parts, provide the built-in driver of motor of an easily installation, can integrate the drive plate inside the motor to easily the assembly just can not cause the heat dissipation problem of drive plate, provide an use the motor of this driver simultaneously.

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

the utility model discloses a motor built-in driver of easily installing, including drive plate, heating panel and connection piece, drive plate and heating panel stack and arrange, the connection piece sets up between drive plate and heating panel, and the edge of drive plate and heating panel is connected respectively to connection piece both sides face, and the connection piece is equipped with the motor connecting piece that is used for connecting the motor, the drive plate edge is including the first circular arc part of cooperation motor casing inner wall structure, the edge of heating panel includes the second circular arc part that corresponds with the first circular arc part of drive plate.

Preferably, the two ends of the connecting piece are simultaneously connected with the driving board and the heat dissipation plate, the motor connecting piece is a first connecting column arranged in the middle of the connecting piece, the driving board is provided with a first notch matched with the first connecting column, and the first connecting column extends towards one side of the driving board in the positive direction and is provided with a first threaded hole.

Preferably, the edge of the driving plate further includes an opening portion recessed inward, and the driving plate is provided with a wiring port in the opening portion.

Preferably, the heat dissipation plate is arranged on one side of the back face of the driving plate, and a heat conduction rubber pad is arranged between the driving plate and the heat dissipation plate and is attached to the back face of the driving plate.

Preferably, the driving plate is provided with mos pipe elements, the mos pipe elements are arranged on the back side of the driving plate, avoidance holes are formed in the positions, corresponding to the mos pipe elements, of the heat conduction rubber pads, and the mos pipe elements are located in the avoidance holes.

Preferably, the connecting plate is provided with second connecting holes at both sides thereof, the driving plate is provided with a first connecting hole at a position corresponding to the second connecting hole, the heat dissipating plate is provided with a third connecting hole at a position corresponding to the second connecting hole, and the connecting plate is provided with a second screw for connecting the first connecting hole, the second connecting hole and the third connecting hole.

Preferably, the two sides of the first threaded hole on the connecting piece are respectively provided with a positioning protrusion, the second connecting hole is arranged in the center of the positioning protrusion, and a countersunk hole structure matched with the positioning protrusion is arranged at one end, facing the driving plate, of the third connecting hole of the heat dissipation plate.

The application simultaneously provides a motor, the motor includes motor casing, motor casing inside be equipped with the built-in driver of motor of an easy installation.

Preferably, a cylindrical inner wall structure matched with the first arc part and the second arc part is arranged in the motor shell, a convex ring is arranged on the inner wall of the motor shell, and the motor connecting piece is connected with the convex ring.

Preferably, the motor connecting piece for set up in the first spliced pole at connection piece middle part, the bulge loop is equipped with the second spliced pole, and the one end that the heating panel was kept away from to first spliced pole is equipped with first screw hole, and the one end that first spliced pole is close to the heating panel is equipped with the socket that holds the second spliced pole, second spliced pole center is equipped with the second screw hole, and in the second spliced pole inserted the socket of first spliced pole, be equipped with first screw between first screw hole and the second screw hole, the heating panel is equipped with the cooperation the second breach of second spliced pole.

Therefore, the utility model discloses following beneficial effect has: (1) According to the driver scheme, the driving plate, the heat dissipation structure and the connecting sheet are taken as a complete modular product, so that the mounting operation integrated in the motor is facilitated, and the product mounting and wiring design work is effectively simplified; (2) The drive plate is provided with the heat dissipation plate, so that the heat dissipation area is increased, and meanwhile, the heat conduction effect between the drive plate and the heat dissipation plate is obviously enhanced by arranging the heat conduction rubber pad between the drive plate and the heat dissipation plate, so that the heat dissipation effect of the heat dissipation plate on the drive plate can be improved, and the driver product is more suitable for the internal environment of the motor shell; (3) The design layout of elements on the driving plate is optimized, the mos tube elements are arranged on the back of the driving plate, the element layout is optimized, the distance of wiring is shortened, loss is reduced, and meanwhile, the mos tube elements are closer to a heat dissipation structure, so that the heat dissipation effect is pertinently enhanced.

Drawings

Fig. 1 is a first schematic view of an easy-to-install motor built-in driver according to the present invention.

Fig. 2 is a second schematic view of the motor built-in driver of the present invention, which is easy to install.

Fig. 3 is a third schematic view of an easy-to-install motor built-in driver according to the present invention.

Fig. 4 is a schematic diagram of a driving plate in an easy-to-install motor internal drive according to the present invention.

Fig. 5 is a schematic diagram of a heat-conducting rubber pad in an easily-installed motor internal driver according to the present invention.

Fig. 6 isbase:Sub>A partial sectional view taken atbase:Sub>A-base:Sub>A of fig. 1.

Fig. 7 is a cross-sectional view of an end view of a motor according to the present invention.

Fig. 8 is a side view partially cut-away view of an electric machine according to the present invention.

Fig. 9 is a partial sectional view at B-B of fig. 7.

In the figure: 1. a drive plate; 101. a wiring port; 102. a first notch; 103. a first connection hole; 104. a first arc portion; 105. an inwardly open portion; 106. a mos tube element; 2. a heat dissipation plate; 201. a third connection hole; 202. a second notch; 203. a second arc portion; 3. a motor housing; 301. a convex ring; 302. a second threaded hole; 303. a second connecting column; 4. connecting sheets; 401. a first threaded hole; 402. a first screw; 403. a first connecting column; 404. a second connection hole; 405. a second screw; 406. positioning the projection; 5. a thermally conductive rubber pad; 501. avoiding the hole.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

As shown in fig. 1, fig. 2, fig. 3, and fig. 4, the easily-installed motor built-in driver of the present application includes a driving board 1, a heat dissipation plate 2, and a connection sheet 4, wherein the driving board 1 and the heat dissipation plate 2 are stacked, the connection sheet 4 is disposed between the driving board 1 and the heat dissipation plate 2, two side faces of the connection sheet 4 are respectively connected to edges of the driving board 1 and the heat dissipation plate 2, and the connection sheet 4 is provided with a motor connection piece for connecting a motor. The heat dissipation plate 2 is arranged on one side of the back face of the drive plate 1, a heat conduction rubber pad 5 is arranged between the drive plate 1 and the heat dissipation plate 2, and the heat conduction rubber pad 5 is attached to the back face of the drive plate 1.

The edge of the driving plate 1 comprises a first circular arc part 104 matched with the inner wall structure of a motor shell, the edge of the driving plate 1 further comprises an opening part 105 which is concave inwards, and the driving plate 1 is provided with a wiring port 101 in the opening part 105. Specifically, the first arc portion 104 is symmetrically arranged on two sides of the driving plate 1. A second circular arc portion 203 corresponding to the first circular arc portion 104 of the driving board 1 is included at the edge of the heat dissipation plate 2.

As shown in fig. 5 and 6, the connecting sheet 4 is in a strip shape, and both ends of the connecting sheet 4 are connected to the driving board 1 and the heat radiating plate 2. The specific scheme in the embodiment is as follows: the connecting plate 4 is provided with second connecting holes 404 at both sides thereof, the driving plate 1 is provided with a first connecting hole 103 at a position corresponding to the second connecting hole 404, the heat dissipating plate 2 is provided with a third connecting hole 201 at a position corresponding to the second connecting hole 404, and the connecting plate 4 is provided with a second screw 405 connecting the first connecting hole 103, the second connecting hole 404 and the third connecting hole 201.

The motor connecting piece is a first connecting post 403 arranged in the middle of the connecting piece 4, the driving board 1 is provided with a first notch 102 matched with the first connecting post 403, and the first connecting post 403 extends towards one side of the driving board 1 in the positive direction and is provided with a first threaded hole 401.

The first connecting post 403 protrudes from the front surface of the driving plate 1, and is fixedly mounted inside the motor housing 3 through a first threaded hole 401 of the first connecting post 403. The driving plate 1 and the heat dissipation structure are taken as a complete modularized product through the connecting sheet 4, so that the motor is convenient to integrate in the installation operation inside the motor, and the product installation and wiring design work is effectively simplified.

As shown in fig. 5, the driving plate 1 is provided with mos tube members 106, and the mos tube members 106 are each disposed on the back side of the driving plate 1. The driving board 1 is a multilayer PCB board provided with circuit elements, and the circuit elements and circuits can be designed on the front and back of the PCB board in the prior art, including mos tube elements. In the driving board 1 of the present scheme, the mos tube elements are all disposed on the back side of the driving board 1 during circuit design, wherein corresponding circuit design schemes are well known to those skilled in the art and are not described herein again. According to the scheme, not only is the element layout optimized, the distance of wiring is shortened, the loss is reduced, but also the mos tube element is closer to the heat dissipation structure, and the heat dissipation effect is pertinently enhanced.

The heat-conducting rubber mat 5 is provided with avoidance holes 501 corresponding to the mos tube elements, and the mos tube elements are located in the avoidance holes 501. The avoiding hole 501 is used for accommodating a protruded mos tube element, so that the heat-conducting rubber pad 5 is completely attached to the substrate of the driving plate 1, and the mos tube element is closer to the heat dissipation plate 2.

Positioning protrusions 406 are respectively arranged on two sides of the first threaded hole 401 on the connecting plate 4, the second connecting hole 404 is arranged in the center of the positioning protrusions 406, and a countersunk hole structure matched with the positioning protrusions 406 is arranged at one end, facing the driving plate 1, of the third connecting hole 201 of the heat dissipation plate 2.

As shown in fig. 7, 8 and 9, the embodiment of the present application also provides a motor, which includes a motor housing 3, and the motor housing 3 is internally provided with a motor built-in driver provided by the embodiment of the present application, which is easy to install.

A cylindrical inner wall structure matched with the first arc part 104 and the second arc part 203 is arranged in the motor shell 3, a convex ring 301 is arranged on the inner wall of the motor shell 3, and the motor connecting piece is connected with the convex ring 301.

The specific scheme in the embodiment is as follows: the motor connecting piece for set up in the first spliced pole 403 at connection piece 4 middle part, bulge loop 301 is equipped with second spliced pole 303, the one end that heating panel 2 was kept away from to first spliced pole 403 is equipped with first screw hole 401, the one end that first spliced pole 403 is close to heating panel 2 is equipped with the socket that holds second spliced pole 303, second spliced pole 303 center is equipped with second screw hole 302, and second spliced pole 303 inserts in the socket of first spliced pole 403, is equipped with first screw 402 between first screw hole 401 and the second screw hole 302, and heating panel 2 is equipped with the cooperation the second breach 202 of second spliced pole 303.

The driver of this scheme passes through connection piece 4 and regards drive plate 1 and heat radiation structure as a complete modularization product, is convenient for integrate in the inside installation operation of motor, has effectively simplified product installation and wiring design work. In the actual installation process, the socket of the first connecting column 403 is firstly plugged with the second connecting column 303, so that the driver is fixedly placed in advance to slide and deviate, the subsequent operation is convenient, and then the first screw 402 penetrates through the first threaded hole 401 and the second threaded hole 302 and is screwed down, so that the first connecting column 403 protrudes out of the surface of the drive plate 1, circuit elements on the drive plate 1 can be effectively avoided when the first screw 402 is screwed down, and the installation and the component damage prevention are convenient.

Claims

1. The utility model provides an easily install built-in driver of motor, characterized by includes drive plate (1), heating panel (2) and connection piece (4), and drive plate (1) and heating panel (2) stack and arrange, connection piece (4) set up between drive plate (1) and heating panel (2), and the edge of drive plate (1) and heating panel (2) is connected respectively to connection piece (4) both sides face, and connection piece (4) are equipped with the motor connecting piece that is used for connecting the motor, drive plate (1) edge is including first circular arc part (104) of cooperation motor casing inner wall structure, the edge of heating panel (2) includes second circular arc part (203) that corresponds with first circular arc part (104) of drive plate (1).

2. An easy-to-install motor built-in driver as claimed in claim 1, wherein the connecting plate (4) is connected at both ends thereof to the driving plate (1) and the heat dissipating plate (2), the motor connecting member is a first connecting post (403) disposed at a middle portion of the connecting plate (4), the driving plate (1) is provided with a first notch (102) for fitting the first connecting post (403), and the first connecting post (403) extends toward a forward side of the driving plate (1) and is provided with a first threaded hole (401).

3. An easy-to-install motor built-in driver as claimed in claim 1, wherein the edge of said driving plate (1) further comprises an opening portion (105) recessed inward, said driving plate (1) being provided with a wiring port (101) in said opening portion (105).

4. The easy-to-install motor internal drive according to claim 1, wherein the heat dissipation plate (2) is arranged on one side of the back surface of the drive plate (1), a heat-conducting rubber pad (5) is arranged between the drive plate (1) and the heat dissipation plate (2), and the heat-conducting rubber pad (5) is arranged to be attached to the back surface of the drive plate (1).

5. An easy-to-install motor built-in driver as claimed in claim 4, wherein the driving plate (1) is provided with mos tube elements, the mos tube elements (106) are all arranged on the back side of the driving plate (1), the heat conducting rubber pad (5) is provided with an avoiding hole (501) corresponding to the position of the mos tube element (106), and the mos tube element is located in the avoiding hole (501).

6. An easy-to-install motor built-in driver as claimed in claim 2, wherein the connection plate (4) is provided at both sides thereof with second connection holes (404), the driving plate (1) is provided at positions corresponding to the second connection holes (404) with first connection holes (103), the heat dissipating plate (2) is provided at positions corresponding to the second connection holes (404) with third connection holes (201), and the connection plate (4) is provided with second screws (405) connecting the first connection holes (103), the second connection holes (404) and the third connection holes (201).

7. An easily-installed motor built-in driver as claimed in claim 6, wherein the connecting plate (4) is provided with positioning protrusions (406) at two sides of the first threaded hole (401), the second connecting hole (404) is arranged at the center of the positioning protrusions (406), and the third connecting hole (201) of the heat dissipation plate (2) facing the end of the driving plate (1) is arranged in a countersunk structure matched with the positioning protrusions (406).

8. An electric machine comprising a machine housing (3), characterized in that the machine housing (3) is provided internally with an easily installable built-in motor drive according to any one of claims 1-7.

9. An electric machine as claimed in claim 8, characterized in that the motor housing (3) is provided with a cylindrical inner wall structure cooperating with the first arc portion (104) and the second arc portion (203), the inner wall of the motor housing (3) being provided with a collar (301), and the motor connection member being connected to the collar (301).

10. The motor as claimed in claim 9, wherein the motor connecting member is a first connecting post (403) disposed in the middle of the connecting plate (4), the protruding ring (301) is provided with a second connecting post (303), one end of the first connecting post (403) away from the heat sink (2) is provided with a first threaded hole (401), one end of the first connecting post (403) close to the heat sink (2) is provided with a socket for accommodating the second connecting post (303), the center of the second connecting post (303) is provided with a second threaded hole (302), the second connecting post (303) is inserted into the socket of the first connecting post (403), a first screw (402) is disposed between the first threaded hole (401) and the second threaded hole (302), and the heat sink (2) is provided with a second notch (202) for matching with the second connecting post (303).