Motor with braking function

Abstract

The utility model discloses a motor with a braking function, which comprises a motor body and an output shaft, a brake body is arranged on a rear end shaft of the motor body, and two groups of output shaft positioning mechanisms for preventing the output shaft from excessively shifting are arranged at the front end of the motor body and outside the output shaft. The top of the brake body is fixedly provided with a detachable holding mechanism, and the electric control box is provided with a position locking mechanism for positioning the holding mechanism. When power supply is stopped, the arranged brake body can quickly stop rotation of the output shaft, when the output shaft quickly stops rotation, the arranged output shaft positioning mechanism can prevent the output shaft from excessively deforming due to inertia, and then the arranged holding mechanism is detachably arranged. The brake body can be pulled to stop working, the holding mechanism can be positioned through the arranged position locking mechanism, and the holding mechanism does not need to be continuously pulled when the output shaft needs to rotate under the condition of power failure.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field, concretely is a motor with brake function. BACKGROUND

[0002] Motor is a kind of equipment for converting electric energy into mechanical energy, is widely used in industry, transportation, household appliances and multiple fields.According to the different working principles, motor can be divided into two categories of DC motor and AC motor;And AC motor can be further divided into asynchronous motor (induction motor) and synchronous motor according to its structure and operating characteristics.

[0003] When motor stops power supply, prevent the rotation of output shaft by matching brake, and when power failure or maintenance, the rotation of output shaft of motor needs to be maintained, therefore the operating handle of brake needs to be operated to release brake, and such contact brake mode needs manual to hold operating handle and operate, to cause that operation step is more complicated, and when brake works, output shaft needs to be stopped in very short time, therefore there will be greater inertia, possibly leading to the excessive deformation of output shaft of motor due to inertia and affecting normal use, for this purpose, we propose a motor with brake function. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a motor with brake function to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a motor with brake function, including motor body, the bottom of motor body is fixedly installed with mounting bracket, the front end of motor body is fixedly connected with output shaft, the rear end of motor body is fixedly installed with rear end heat dissipation frame, the rear end shaft of motor body is provided with brake body, the top of motor body is fixedly connected with electric control box, the front end of motor body and the outside of output shaft are provided with two groups of output shaft positioning mechanisms for preventing excessive deviation of output shaft, the top of brake body is fixedly installed with detachable holding mechanism, the electric control box is provided with position locking mechanism for positioning holding mechanism.

[0006] Further, the output shaft positioning mechanism includes connecting sheet, first locking bolt, support frame and limit ball, the connecting sheet is fixedly installed on motor body by two groups of first locking bolts, one side of the connecting sheet is fixedly connected with support frame, the bottom of support frame is rotatably connected with limit ball.

[0007] Further, the holding mechanism comprises a threaded rod, a threaded connecting sleeve and a handle, the top of the brake body is fixedly installed with the threaded rod, the outer part of the threaded rod is threadedly connected with the threaded connecting sleeve, and the top of the threaded connecting sleeve is fixedly connected with the handle.

[0008] Further, the position locking mechanism comprises a positioning sheet, telescopic rods, connecting plates, springs and positioning blocks, the positioning sheet is fixedly connected to the electric control box through two groups of second locking bolts, the positioning sheet is provided with an avoiding groove at the position corresponding to the brake body, the two groups of telescopic rods are slidably connected to the positioning sheet, the positioning blocks are fixedly connected to one side of the telescopic rods and are obliquely arranged, the connecting plates are fixedly connected to the other ends of the telescopic rods, and the springs are fixedly connected to the opposite sides of the connecting plates and the positioning sheet and are located outside the telescopic rods.

[0009] Further, one end of the connecting plate is fixedly connected with a pull handle, and the front end of the motor body is fixedly connected with a front end fixing frame.

[0010] Further, the top of the electric control box is fixedly connected with a lifting ring made of rigid material.

[0011] Compared with the prior art, the motor body provided by the utility model can drive the output shaft to rotate to provide power, the brake body provided when power supply is stopped can quickly stop the rotation of the output shaft, the output shaft positioning mechanism provided when the rotation of the output shaft is quickly stopped can position the output shaft, which can prevent the output shaft from being excessively deformed due to inertia to a certain extent, the holding mechanism provided subsequently is detachably arranged, the brake body can be stopped from working by pulling the holding mechanism, and the holding mechanism is convenient to disassemble and maintain, and the position locking mechanism provided can position the holding mechanism, so that the holding mechanism does not need to be continuously pulled when the output shaft needs to rotate in the case of power failure. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a first perspective view structural schematic diagram of the utility model;

[0013] Figure 2 It is a second perspective view structural schematic diagram of the utility model;

[0014] Figure 3 It is a perspective view structural schematic diagram of the output shaft positioning mechanism of the utility model;

[0015] Figure 4 It is a perspective view structural schematic diagram of the utility model Figure 1 It is an enlarged schematic diagram of structure A of the utility model.

[0016] In the figure: 1, motor body; 2, mounting frame; 3, output shaft; 4, front end fixed frame; 5, output shaft positioning mechanism; 6, rear end heat dissipation frame; 7, brake body; 8, electric control box; 9, holding mechanism; 10, position locking mechanism; 11, connecting piece; 12, first locking bolt; 13, support frame; 14, limit ball; 15, threaded rod; 16, threaded connecting sleeve; 17, handle; 18, positioning piece; 19, second locking bolt; 20, avoiding groove; 21, telescopic rod; 22, connecting plate; 23, spring; 24, positioning block; 25, pull handle; 26, lifting ring. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0018] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a motor with brake function, including motor body 1, the bottom of the motor body 1 is fixedly installed with mounting frame 2, the front end of the motor body 1 is fixedly connected with output shaft 3, the rear end of the motor body 1 is fixedly installed with rear end heat dissipation frame 6, brake body 7 is arranged on the rear end shaft of the motor body 1, the top of the motor body 1 is fixedly connected with electric control box 8, the front end of the motor body 1 and located the outside of output shaft 3 is provided with two groups of output shaft positioning mechanism 5 for preventing excessive deviation of output shaft 3, the top of brake body 7 is fixedly installed with detachable holding mechanism 9, position locking mechanism 10 for positioning holding mechanism 9 is arranged on electric control box 8.

[0019] Among them, the motor body 1 arranged can drive output shaft 3 to rotate to provide power, and when stopping power supply, brake body 7 arranged can quickly stop output shaft 3 from rotating, and when output shaft 3 is quickly stopped from rotating, output shaft positioning mechanism 5 arranged can position output shaft 3, which can prevent output shaft 3 from excessive deformation due to inertia to some extent, and subsequently arranged holding mechanism 9 is detachably arranged, which can pull brake body 7 to stop working and is convenient to disassemble and maintain, and position locking mechanism 10 arranged can position holding mechanism 9, which can complete operation without continuously pulling holding mechanism 9 when output shaft 3 needs to rotate in the case of power failure.

[0020] Please refer to Figure 1 、 Figure 2 And Figure 3The output shaft positioning mechanism 5 comprises a connecting sheet 11, first locking bolts 12, a support frame 13 and limiting balls 14, the connecting sheet 11 is fixedly installed on the motor body 1 through two groups of first locking bolts 12, one side of the connecting sheet 11 is fixedly connected with the support frame 13, and the bottom of the support frame 13 is rotatably connected with the limiting balls 14.

[0021] The connecting sheet 11 and the support frame 13 are fixedly installed through two groups of first locking bolts 12, so that the connecting sheet 11 and the like can be conveniently disassembled and maintained, and then the limiting balls 14 are arranged outside the output shaft 3, so that the output shaft 3 can be prevented from being excessively deformed during emergency stop and emergency start.

[0022] Please refer to Figures 1-4 The holding mechanism 9 comprises a threaded rod 15, a threaded connecting sleeve 16 and a handle 17, the threaded rod 15 is fixedly installed at the top of the brake body 7, the threaded connecting sleeve 16 is threadedly connected to the outer portion of the threaded rod 15, and the handle 17 is fixedly connected to the top of the threaded connecting sleeve 16.

[0023] The top of the brake body 7 is fixedly connected with the threaded rod 15, and the threaded rod 15 and the handle 17 are threadedly connected through the threaded connecting sleeve 16, so that the handle 17 can be conveniently disassembled, and the brake body 7 will not block the disassembly of the rear-end heat dissipation frame 6.

[0024] Please refer to Figures 1-4 The position locking mechanism 10 comprises a positioning sheet 18, telescopic rods 21, a connecting plate 22, springs 23 and positioning blocks 24, the positioning sheet 18 is fixedly connected to the electric control box 8 through two groups of second locking bolts 19, the avoiding grooves 20 are formed in the positioning sheet 18 and correspond to the positions of the brake body 7, the two groups of telescopic rods 21 are slidably connected to the positioning sheet 18, the positioning blocks 24 are fixedly connected to one side of the telescopic rods 21 and are obliquely arranged, the connecting plate 22 is fixedly connected to the other end of the telescopic rods 21, the springs 23 are fixedly connected to the opposite sides of the connecting plate 22 and the positioning sheet 18 and are located outside the telescopic rods 21, and the pull handle 25 is fixedly connected to one end of the connecting plate 22.

[0025] When the handle 17 needs to be pulled, the handle 17 can be in contact with the obliquely arranged positioning block 24, so that the positioning block 24 can be squeezed and moved along the telescopic rod 21, and after the handle 17 is pulled, the handle 17 can be moved to one side of the positioning block 24, at this time, the positioning block 24 can be moved to one side of the handle 17 to prevent the handle 17 from being reset due to the action of the spring 23, so that the output shaft 3 can be conveniently maintained and repaired, and the pull handle 25 can be used to pull the positioning block 24 to shrink, so that the handle 17 can be reset and the braking step can be performed again.

[0026] Please refer to Figure 1 , the front end of the motor body 1 is fixedly connected with a front end fixing frame 4, and the top of the electric control box 8 is fixedly connected with a lifting ring 26 made of rigid material, wherein the front end fixing frame 4 can further reinforce the motor body 1, and the lifting ring 26 can facilitate the transfer of the whole device.

[0027] In use, first, the motor body 1 can drive the output shaft 3 to rotate to provide power, the brake body 7 can quickly stop the rotation of the output shaft 3 when power supply is stopped, the output shaft positioning mechanism 5 can position the output shaft 3 when the output shaft 3 is quickly stopped, which can prevent the output shaft 3 from being excessively deformed due to inertia, then the holding mechanism 9 is detachably arranged, which can stop the brake body 7 from working and facilitate disassembly and maintenance, the position locking mechanism 10 can position the holding mechanism 9, which can complete the operation without continuously pulling the holding mechanism 9 when the output shaft 3 needs to rotate in the case of power failure, the connecting piece 11 and the support frame 13 are fixedly installed through the two groups of first locking bolts 12, which facilitates disassembly and maintenance of the connecting piece 11, then the limiting ball 14 is arranged outside the output shaft 3, which can prevent the output shaft 3 from being excessively deformed when it is suddenly stopped and started, the top of the brake body 7 is fixedly connected with the threaded rod 15, and the threaded rod 15 and the handle 17 are threadedly connected through the threaded connection sleeve 16, which can facilitate disassembly of the handle 17 and prevent the brake body 7 from blocking the rear end heat dissipation frame 6 when it is disassembled, when the handle 17 needs to be pulled, it can be in contact with the positioning block 24 arranged on one side, which can extrude the positioning block 24 to move along the telescopic rod 21, when the handle 17 is pulled, it will move to one side of the positioning block 24, at this time, the positioning block 24 can be pushed to one side of the handle 17 to prevent the handle 17 from resetting due to the action of the spring 23, thereby facilitating maintenance and repair of the output shaft 3, and the pull handle 25 can pull the positioning block 24 to retract, which facilitates resetting of the handle 17 to restart the braking step.

[0028] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A motor with brake function, comprising a motor body (1), a mounting frame (2) is fixedly installed at the bottom of the motor body (1), an output shaft (3) is fixedly connected to the front end of the motor body (1), a rear end heat dissipation frame (6) is fixedly installed at the rear end of the motor body (1), a brake body (7) is arranged on the rear end shaft of the motor body (1), and an electric control box (8) is fixedly connected to the top of the motor body (1), characterized in that: The front end of the motor body (1) and outside the output shaft (3) are provided with two groups of output shaft positioning mechanisms (5) for preventing excessive deviation of the output shaft (3), the top of the brake body (7) is fixedly provided with a detachable holding mechanism (9), and the electric control box (8) is provided with a position locking mechanism (10) for positioning the holding mechanism (9). ​ The output shaft positioning mechanism (5) comprises a connecting plate (11), a first locking bolt (12), a support frame (13) and a limiting ball (14), the connecting plate (11) is fixedly installed on the motor body (1) through two groups of first locking bolts (12), one side of the connecting plate (11) is fixedly connected with the support frame (13), and the bottom of the support frame (13) is rotatably connected with the limiting ball (14). The position locking mechanism (10) comprises a positioning plate (18), an extension rod (21), a connecting plate (22), a spring (23) and a positioning block (24), the electric control box (8) is fixedly connected with the positioning plate (18) through two groups of second locking bolts (19), the positioning plate (18) is provided with an avoiding groove (20) corresponding to the position of the brake body (7), the positioning plate (18) is slidably connected with two groups of extension rods (21), one side of the extension rod (21) is fixedly connected with a side-tilted positioning block (24), the other end of the extension rod (21) is fixedly connected with the connecting plate (22), and the opposite side of the connecting plate (22) and the positioning plate (18) and outside the extension rod (21) is fixedly connected with the spring (23).

2. An electric motor with braking function according to claim 1, characterized in that: The holding mechanism (9) comprises a threaded rod (15) and a threaded connecting sleeve (16), the top of the brake body (7) is fixedly provided with the threaded rod (15), and the outer threaded connecting sleeve (16) is connected with the threaded rod (15).

3. An electric motor with braking function according to claim 2, characterized in that: The holding mechanism (9) further comprises a handle (17), and the top of the threaded connecting sleeve (16) is fixedly connected with the handle (17).

4. An electric motor having a braking function according to claim 3, characterized in that: One end of the connecting plate (22) is fixedly connected with a pull handle (25).

5. An electric motor with braking function according to claim 4, characterized in that: The top of the electric control box (8) is fixedly connected with a lifting ring (26) made of rigid material.

6. An electric motor with braking function according to claim 5, characterized in that: The front end of the motor body (1) is fixedly connected with a front end fixing frame (4).

Images