Fixed motor speed regulation brush plate structure

Abstract

The utility model discloses a fixed motor speed regulation brush plate structure, comprising a mounting plate and a speed regulation brush plate body, the mounting plate is provided with a fixed block, the fixed block is fixedly connected with the mounting plate, the mounting plate is provided with a placing groove, the speed regulation brush plate body is inserted into the placing groove, the outer side of the fixed block is provided with a connecting plate, and the connecting plate is fixedly connected with the speed regulation brush plate body. The connecting plate is fixedly connected with the fixing block, the handle is rotated to drive the first threaded shaft to rotate, the first threaded shaft drives the second threaded shaft to rotate through the connecting shaft, the first threaded shaft and the second threaded shaft respectively drive the threaded block to move, the threaded block drives the gasket to be away from the speed regulation brush plate body through the limiting plate, and fixing of the speed regulation brush plate body can be relieved. In this way, each speed regulation brush plate body can be independently fixed in the using process, when damage occurs, only one speed regulation brush plate body needs to be fixed and replaced, the three speed regulation brush plate bodies do not need to be fixed at the same time, and using is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of fixed motors, in particular to a speed regulating brush plate structure of a fixed motor. Background Art

[0002] A motor is an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction. The motor is represented by the letter M in the circuit. Its main function is to generate driving torque as a power source for electrical appliances or various machines. The generator is represented by the letter G in the circuit. Its main function is to convert mechanical energy into electrical energy. The motor needs a speed control brush plate when in use.

[0003] According to CN 210578143 U, a fixed motor speed control brush plate structure is disclosed, including a mounting plate, a fixing bolt is threadedly connected to the front of the mounting plate, three placement slots are provided on the front of the mounting plate, a speed control brush plate body is clamped inside the placement slot, a screw is threadedly connected to the front of the mounting plate, a turntable is fixedly connected to the front of the screw, a fastening nut is threadedly connected to the back of the outer surface of the screw, three fixed connecting rods are fixedly connected to the outer surface of the screw and located on the front of the mounting plate, and a fixed shaft is clamped at one end of the fixed connecting rod away from the screw. The fixed motor speed control brush plate structure can realize the disassembly and assembly of the speed control brush plate body by rotating the turntable forward and backward, so that the two clamps move in opposite directions, and the disassembly and assembly are simple and fast, which is convenient for users to replace the speed control brush plate body. It is easy to use and suitable for various situations.

[0004] However, there are some problems when using this device. During use, the structure fixes the three brush plates at the same time. When they need to be disassembled and replaced, the three brush plates are released at the same time. The three brush plates cannot be fixed separately during use, which is inconvenient to use. No effective solution has been proposed for the problems in the relevant technology. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a fixed motor speed regulating brush plate structure to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A fixed motor speed regulating brush plate structure, comprising a mounting plate and a speed regulating brush plate body, wherein the mounting plate is provided with a fixing block, the fixing block is fixedly connected to the mounting plate, the mounting plate is provided with a placement groove, the speed regulating brush plate body is inserted into the placement groove, a connecting plate is provided on the outer side of the fixing block, and the connecting plate is fixedly connected to the fixing block;

[0008] A handle is provided on the connecting plate, and the other end of the handle is fixedly connected to a first threaded shaft, the other end of the first threaded shaft is fixedly connected to a connecting shaft, and the other end of the connecting shaft is fixedly connected to a second threaded shaft, and thread blocks are spirally connected to the outer sides of the first threaded shaft and the second threaded shaft, and a limiting plate is fixedly connected to the outer side of the thread block.

[0009] As a further solution of the utility model, the handle passes through the connecting plate, a ball is embedded in the inner side of the handle, and the ball passes through the handle.

[0010] As a further solution of the utility model, the ball is rotatably connected to the handle, and the ball is rotatably connected to the connecting plate.

[0011] As a further solution of the utility model, the thread direction of the first threaded shaft is opposite to the thread direction of the second threaded shaft, and the first threaded shaft and the second threaded shaft are symmetrically arranged.

[0012] As a further solution of the utility model, the threaded block passes through the connecting plate, and the threaded block is slidably connected to the connecting plate.

[0013] As a further solution of the utility model, the limit plate is slidably connected to the connecting plate, and a gasket is provided on the outer side of the limit plate.

[0014] As a further solution of the utility model, the gasket is fixedly connected to the limiting plate, and the gasket is made of rubber material.

[0015] The beneficial effects of the utility model are:

[0016] 1. Through the provided handle, first threaded shaft, connecting shaft, second threaded shaft, limiting plate and gasket, the speed regulating brush plate body is fixed separately during use. When one of them is damaged, the handle is turned to drive the first threaded shaft to rotate, and the first threaded shaft drives the second threaded shaft to rotate through the connecting shaft. The first threaded shaft and the second threaded shaft respectively drive the threaded block to move, and the threaded block drives the gasket away from the speed regulating brush plate body through the limiting plate, so that the fixation of the speed regulating brush plate body can be released. Therefore, each speed regulating brush plate body can be fixed separately during use. When damage occurs, only one speed regulating brush plate body needs to be released for replacement, and there is no need to release the fixation of three speed regulating brush plate bodies at the same time, which is convenient to use.

[0017] 2. By setting up the connecting plate, handle and ball, a ball is embedded inside the handle during use. Under the action of the ball, the friction between the handle and the connecting plate can be reduced, thereby extending the service life of the handle. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of a fixed motor speed regulating brush plate structure according to an embodiment of the utility model;

[0020] Figure 2 A fixed motor speed regulating brush plate structure according to an embodiment of the utility model Figure 1 A schematic diagram of the structure at A;

[0021] Figure 3 It is a schematic diagram of the installation structure of a limit plate for fixing the motor speed regulating brush plate structure according to an embodiment of the utility model;

[0022] Figure 4 A fixed motor speed regulating brush plate structure according to an embodiment of the utility model Figure 2 Schematic diagram of the structure at point B.

[0023] In the figure: 1. Mounting plate; 2. Fixing block; 3. Placement slot; 4. Speed ​​regulating brush plate body; 5. Connecting plate; 6. Handle; 7. Ball bearing; 8. First threaded shaft; 9. Connecting shaft; 10. Second threaded shaft; 11. Threaded block; 12. Limiting plate; 13. Gasket. DETAILED DESCRIPTION

[0024] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0025] According to an embodiment of the utility model, a fixed motor speed regulating brush plate structure is provided.

[0026] Please refer to the instruction manual Figure 1-4According to an embodiment of the utility model, a fixed motor speed regulation brush plate structure comprises a mounting plate 1 and a speed regulation brush plate body 4, a fixing block 2 is provided on the mounting plate 1, the fixing block 2 is fixedly connected to the mounting plate 1, a placement groove 3 is opened on the mounting plate 1, the speed regulation brush plate body 4 is inserted into the placement groove 3, a connecting plate 5 is provided on the outer side of the fixing block 2, the connecting plate 5 is fixedly connected to the fixing block 2, a handle 6 is provided on the connecting plate 5, the other end of the handle 6 is fixedly connected to a first threaded shaft 8, this arrangement is convenient for driving the first threaded shaft 8 to rotate, the other end of the first threaded shaft 8 is fixedly connected to a connecting shaft 9, the other end of the connecting shaft 9 is fixedly connected to a second threaded shaft 10, the outer sides of the first threaded shaft 8 and the outer sides of the second threaded shaft 10 are both spirally connected with threaded blocks 11, and the outer side of the threaded block 11 is fixedly connected to a limiting plate 12.

[0027] In one embodiment, please refer to the attached specification Figure 3 and 4 As a further solution of the utility model, the handle 6 passes through the connecting plate 5, and a ball 7 is embedded in the inner side of the handle 6. The ball 7 passes through the handle 6, and the ball 7 is rotatably connected to the handle 6, and the ball 7 is rotatably connected to the connecting plate 5. This arrangement can reduce the friction between the handle 6 and the connecting plate 5.

[0028] In one embodiment, please refer to the attached specification Figure 3 As a further solution of the utility model, the thread direction of the first threaded shaft 8 is opposite to the thread direction of the second threaded shaft 10, and the first threaded shaft 8 and the second threaded shaft 10 are symmetrically arranged. This arrangement enables the movement directions of the two threaded blocks 11 to be opposite.

[0029] In one embodiment, please refer to the attached specification Figure 2 and 3 As a further solution of the utility model, the threaded block 11 passes through the connecting plate 5, the threaded block 11 is slidably connected to the connecting plate 5, the limiting plate 12 is slidably connected to the connecting plate 5, a gasket 13 is provided on the outside of the limiting plate 12, the gasket 13 is fixedly connected to the limiting plate 12, and the gasket 13 is made of rubber material. This arrangement can fix the speed regulating brush plate body 4.

[0030] During use, the speed regulating brush plate bodies 4 are fixed separately. When one of them is damaged, the handle 6 is turned to drive the first threaded shaft 8 to rotate, and the first threaded shaft 8 drives the second threaded shaft 10 to rotate through the connecting shaft 9. The first threaded shaft 8 and the second threaded shaft 10 respectively drive the threaded block 11 to move, and the threaded block 11 drives the gasket 13 away from the speed regulating brush plate body 4 through the limit plate 12, so that the fixation of the speed regulating brush plate body 4 can be released, so that each speed regulating brush plate body 4 can be fixed separately during use, and only needs to be released when it is damaged. The fixing of one speed regulating brush plate body 4 can be replaced without releasing the fixing of three speed regulating brush plate bodies 4 at the same time, which is convenient to use. After the damaged speed regulating brush plate body 4 is replaced, the limit plate 12 and the gasket 13 can be driven by rotating the handle 6 in the opposite direction to clamp the speed regulating brush plate body 4, so as to fix the speed regulating brush plate body 4. The speed regulating brush plate body 4 can adjust the speed of the motor. During use, a ball 7 is embedded on the inner side of the handle 6. Under the action of the ball 7, the friction between the handle 6 and the connecting plate 5 can be reduced, thereby extending the service life of the handle 6.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixed motor speed regulating brush plate structure, comprising a mounting plate (1) and a speed regulating brush plate body (4), characterized in that: The mounting plate (1) is provided with a fixing block (2), the fixing block (2) is fixedly connected to the mounting plate (1), the mounting plate (1) is provided with a placement groove (3), the speed regulating brush plate body (4) is inserted into the placement groove (3), and a connecting plate (5) is provided on the outer side of the fixing block (2), and the connecting plate (5) is fixedly connected to the fixing block (2); The connecting plate (5) is provided with a handle (6), the other end of the handle (6) is fixedly connected to a first threaded shaft (8), the other end of the first threaded shaft (8) is fixedly connected to a connecting shaft (9), the other end of the connecting shaft (9) is fixedly connected to a second threaded shaft (10), the outer side of the first threaded shaft (8) and the outer side of the second threaded shaft (10) are both spirally connected to a threaded block (11), and the outer side of the threaded block (11) is fixedly connected to a limiting plate (12).

2. A fixed motor speed regulating brush plate structure according to claim 1, characterized in that: The handle (6) passes through the connecting plate (5), a ball (7) is embedded inside the handle (6), and the ball (7) passes through the handle (6).

3. A fixed motor speed regulating brush plate structure according to claim 2, characterized in that: The ball (7) is rotatably connected to the handle (6), and the ball (7) is rotatably connected to the connecting plate (5).

4. A fixed motor speed regulating brush plate structure according to claim 1, characterized in that: The thread direction of the first threaded shaft (8) is opposite to the thread direction of the second threaded shaft (10), and the first threaded shaft (8) and the second threaded shaft (10) are symmetrically arranged.

5. A fixed motor speed regulating brush plate structure according to claim 1, characterized in that: The threaded block (11) passes through the connecting plate (5), and the threaded block (11) is slidably connected to the connecting plate (5).

6. A fixed motor speed regulating brush plate structure according to claim 1, characterized in that: The limiting plate (12) is slidably connected to the connecting plate (5), and a gasket (13) is provided on the outer side of the limiting plate (12).

7. A fixed motor speed regulating brush plate structure according to claim 6, characterized in that: The gasket (13) is fixedly connected to the limiting plate (12), and the gasket (13) is made of rubber material.

Images