CN218387114U

CN218387114U - Permanent magnet brushless DC motor

Info

Publication number: CN218387114U
Application number: CN202222788243.9U
Authority: CN
Inventors: 胡永生; 刘爱蓉; 谢金祥
Original assignee: Shenzhen Shengfulai Motor Technology Co ltd
Current assignee: Shenzhen Shengfulai Motor Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-24
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a permanent magnet brushless DC motor, include motor main part and the base that is located motor main part bottom, be provided with a plurality of rotatory lead screws on the base. The utility model discloses in, set up rotatory lead screw on the base, it has closed the layer board soon to run through on the rotatory lead screw, the connection can be dismantled to the buttcover plate of layer board and motor main part bottom, when the rotatory lead screw of control is rotatory, the utilization closes the effect soon and can drive buttcover plate up-and-down motion, and then can drive real motor main part elevating movement, need not extra auxiliary assembly that lifts by crane when guaranteeing motor main part altitude mixture control function, and set up the drive combination on the base, set up drive gear on the drive combination, the last commentaries on classics handle that sets up of drive gear, it is rotatory that operating personnel manually holds commentaries on classics handle and rotatory footpath can control rotatory lead screw, and easy operation is convenient.

Description

Permanent magnet brushless DC motor

Technical Field

The utility model relates to a direct current brushless motor technical field specifically is a permanent magnet direct current brushless motor.

Background

Permanent magnet brushless DC motor has small, light in weight, high efficiency, advantages such as longe-lived, more and more receive the favor of auto industry, present permanent magnet brushless DC motor dismouting is inconvenient, be not convenient for maintain permanent magnet brushless DC motor, and be not convenient for adjust its height behind the installation permanent magnet brushless DC motor, in view of this, chinese patent CN210898780U discloses a permanent magnet brushless DC motor, it is inconvenient to current permanent magnet brushless DC motor dismouting, be not convenient for maintain permanent magnet brushless DC motor, and be not convenient for adjust its height behind the installation permanent magnet brushless DC motor, the scheme of proposition includes the mount pad, the top of mount pad is equipped with motor main body, two stretching plates have been welded to motor main body's bottom, the spout has been seted up at the top of mount pad, slidable mounting has the slide, the welding has same first spring between slide and the one side inner wall of spout, one side welding of slide has the first board, the welding has the diaphragm top, the welding has the riser in one side of diaphragm, the welding has the second board in one side of riser. The utility model has good practicability, is convenient for dismounting the motor main body, is convenient for maintaining the motor main body, and is convenient for adjusting the height of the motor main body; this patent document does not disclose how to control the elevation of the motor main body, and since the motor main body is heavy, the elevation of the motor main body is usually assisted by an external device, which increases the investment in equipment and increases the cost.

Therefore, the utility model provides a permanent magnet brushless DC motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a permanent magnetism direct current brushless motor to solve the problem that proposes in the above-mentioned background art, the utility model discloses an installation rotatory lead screw on the base runs through on rotatory lead screw and closes the layer board soon, and layer board and motor main part can be dismantled and the connection, when the height of needs adjustment motor main part, through control rotatory lead screw rotatory can, need not to hang equipment with the help of the line of outside.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a permanent magnetism direct current brushless motor, includes motor main part and the base that is located motor main part bottom, be provided with a plurality of rotatory lead screws on the base, it is a plurality of close on the rotatory lead screw soon and be connected with a layer board, motor main part's bottom is fixed to be provided with can dismantle the butt joint plate of connection with the layer board, be provided with the drive combination that is used for controlling a plurality of rotatory lead screw synchronous rotations on the base.

Furthermore, the upper end face of the supporting plate penetrates through a screw hole which is connected with the rotary screw rod in a screwing mode, and a positioning sleeve which is connected with the bottom of the rotary screw rod in a rotating mode is fixedly arranged on the upper end face of the base.

Furthermore, the driving combination comprises a transmission gear and a driven gear, the driven gear is fixedly sleeved on the rotary screw rod and is close to the bottom, and the transmission gear is rotatably connected to the upper end face of the base and meshed with the driven gear.

Furthermore, the driving assembly is also provided with a driving gear which is rotatably connected to the upper end face of the base and is meshed with one of the driving gears.

Further, the number of the rotary screw rods is four.

Furthermore, the welding of the up end of base has the pillar of being connected with drive gear rotation, the welding of the up end of drive gear has changeing the handle.

The utility model has the advantages that: the utility model relates to a permanent magnet brushless DC motor, which comprises a motor main body; a butt plate; a base; a positioning sleeve; a pillar; rotating the lead screw; a support plate; a drive assembly; a transmission gear; a driven gear; a drive gear; and (4) turning the handle.

Set up rotatory lead screw on the base, it has closed the layer board soon to run through on the rotatory lead screw, the connection can be dismantled to the butt plate of layer board and motor main part bottom, when the rotatory lead screw of control is rotatory, utilize to close the effect soon and can drive butt plate up-and-down motion, and then can drive true motor main part elevating movement, need not extra auxiliary assembly that lifts by crane when guaranteeing motor main part height control function, and set up the drive assembly on the base, set up drive gear on the drive assembly, the last commentaries on classics handle that sets up of drive gear, operating personnel manually holds the commentaries on classics handle and rotatory footpath can control rotatory lead screw rotation, and easy operation is convenient.

Drawings

Fig. 1 is a schematic structural diagram of a motor main body, a base, a supporting plate, a rotary screw and a driving combination in a permanent magnet brushless dc motor according to the present invention;

fig. 2 is a schematic diagram of the connection between the base and the rotary screw and the driven gear in the permanent magnet brushless dc motor according to the present invention;

in the figure: 1. a motor main body; 11. a butt plate; 2. a base; 21. a positioning sleeve; 22. a pillar; 3. rotating the lead screw; 4. a pallet; 5. a driving combination; 51. a transmission gear; 52. a driven gear; 53. a drive gear; 531. and (7) turning a handle.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a permanent magnetism direct current brushless motor, include motor main body 1 and the base 2 that is located motor main body 1 bottom, be provided with a plurality of rotatory lead screw 3 on the base 2, it is connected with a layer board 4 to revolve to close on a plurality of rotatory lead screw 3, it is specific that the up end of layer board 4 runs through and sets up and revolve the screw hole of closing the connection with rotatory lead screw 3, rotatory lead screw 3 utilizes to close the effect soon and drive layer board 4 lift when rotatory, the fixed position sleeve 21 of connecting that rotates with rotatory lead screw 3 bottom that is provided with of up end of base 2, the fixed butt-joint plate 11 that can dismantle the connection with layer board 4 that is provided with in bottom of motor main body 1, it is specific to dismantle the connection through the bolt, make things convenient for motor main body 1 and layer board 4 separation from this, be provided with on the base 2 and be used for controlling the drive combination 5 of a plurality of rotatory lead screw 3 synchronous revolution.

In the present embodiment, the driving assembly 5 includes a transmission gear 51 and a driven gear 52, the driven gear 52 is fixedly sleeved on the rotary lead screw 3 and is close to the bottom, the transmission gear 51 is rotatably connected to the upper end surface of the base 2 and is meshed with the driven gear 52, specifically, a support shaft is welded to the upper end surface of the base 2, the support shaft is connected to the transmission gear 51 through a bearing, a further driving gear 53 is further provided on the driving assembly 5, the driving gear 53 is rotatably connected to the upper end surface of the base 2 and is meshed with one of the driving gears 53, the driving gear 53 drives the driven gear 52 to rotate when rotating, the driven gear 52 drives the transmission gear 51 to rotate, and further the transmission gear 51 drives the other driven gears 52 to rotate, wherein the support column 22 rotatably connected to the driving gear 53 is welded to the upper end surface of the base 2, a rotating handle 531 is welded to the upper end surface of the driving gear 53, the pitch circle diameter of the driving gear 53 is far smaller than the pitch circle diameter of the driven gear 52, and an operator can easily drive the driven gear 52 to rotate by manually holding the rotating handle 531.

In this embodiment, the quantity of rotatory lead screw 3 is four, and four corner points of a square frame are enclosed to the line between four rotatory lead screws 3, and four rotatory lead screws 3 rotate simultaneously and drive 4 elevating movement of a layer board, improve the stability that 4 lifts of layer board.

When the lifting control function of the brushless motor is used, the rotating handle 531 is manually held to rotate and drive the driving gear 53 to rotate, the driving gear 53 drives the adjacent driven gear 52 to rotate, the driven gear 52 drives other driven gears 52 to rotate through the transmission gear 51, all the rotating lead screws 3 synchronously rotate in the same direction, and at the moment, the whole supporting plate 4 can carry the motor main body 1 to perform lifting movement.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a permanent magnetism direct current brushless motor, includes motor main part (1) and base (2) that are located motor main part (1) bottom, its characterized in that, be provided with a plurality of rotatory lead screw (3) on base (2), it is a plurality of the rotatory lead screw (3) go up the closure and are connected with a layer board (4), the fixed butt joint board (11) of connecting can be dismantled with layer board (4) that is provided with in bottom of motor main part (1), be provided with on base (2) and be used for controlling a plurality of rotatory lead screw (3) synchronous revolution's drive combination (5).

2. A permanent magnet brushless dc motor according to claim 1, wherein: the upper end face of the supporting plate (4) penetrates through a screw hole which is connected with the rotary lead screw (3) in a screwing mode, and a positioning sleeve (21) which is connected with the bottom of the rotary lead screw (3) in a rotating mode is fixedly arranged on the upper end face of the base (2).

3. A permanent magnet brushless dc motor according to claim 2, wherein: the driving combination (5) comprises a transmission gear (51) and a driven gear (52), the driven gear (52) is fixedly sleeved on the rotary screw rod (3) and is close to the bottom, and the transmission gear (51) is rotatably connected to the upper end face of the base (2) and meshed with the driven gear (52).

4. A permanent magnet dc brushless motor according to claim 3, characterized in that: the driving combination (5) is also provided with a driving gear (53), and the driving gear (53) is rotatably connected to the upper end surface of the base (2) and is meshed with one of the driving gears (53).

5. A permanent magnet dc brushless motor according to claim 3, characterized in that: the number of the rotary screw rods (3) is four.

6. A permanent magnet DC brushless motor according to claim 4, characterized in that: the welding of the up end of base (2) has pillar (22) of being connected with drive gear (53) rotation, the welding of the up end of drive gear (53) has commentaries on classics handle (531).