Speed change device of mechanical transmission motor

Abstract

The utility model belongs to the technical field of speed change equipment of motors, in particular to a speed change device of a mechanical transmission motor, which comprises a buffer seat, fixing blocks symmetrically connected to two sides inside the buffer seat, a connecting rod fixedly connected to one side close to the fixing blocks, a spring sleeved on the outer surface of the connecting rod, and sliding sleeves fixedly connected to two ends of the spring. A first concave block is fixedly connected to the upper surface of the sliding sleeve, a first connecting shaft is rotationally connected into the first concave block, and a rotating rod is rotationally connected to the outer surface of the first connecting shaft. Gravity is brought to the second concave block and the second connecting shaft through the base, meanwhile, the rotating rod rotates, the first connecting shaft at the bottom end is driven to rotate in the first concave block through rotation of the rotating rod, the first concave block pushes the sliding sleeve to slide on the outer surface of the connecting rod, and the spring plays a reset effect on the sliding sleeve; and the rotating rod can drive the base to reset to generate buffering, so that the damage rate of the interior of the device body can be reduced, and certain safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the transmission equipment technical field of motor, concretely is a kind of mechanical transmission motor's speed changer. BACKGROUND

[0002] The transmission is the mechanism for changing the speed and torque from the engine, which can fix or change the transmission ratio of output shaft and input shaft in steps, also known as transmission. The transmission is composed of transmission mechanism and operating mechanism, and some cars also have power output mechanism. Transmission mechanism is mostly used ordinary gear transmission, and some are used planetary gear transmission. Ordinary gear transmission mechanism is generally used sliding gear and synchronizer etc.

[0003] The prior art has the following defects or problems: the prior art with publication number CN217029848U discloses a mechanical transmission motor's speed changer, relates to the technical field of speed changer. Including box and rotating electrical machine, the speed changer of mechanical transmission motor is arranged in the box, the top plate and the bottom plate of the box are fixedly connected with the one end of spring, the other end of spring is fixedly connected with the guard plate, the guard plate is used to be connected with the top surface and the bottom surface of box one side four corners are fixedly connected with buffer rod, the top end of buffer rod is fixedly connected with rubber pad.

[0004] The above-mentioned device can protect the device when the mechanical transmission motor speed changer shakes due to external force or work, and the buffer rods at the four corners can also protect the device body, so that the mechanical transmission motor can be fully protected during work.

[0005] The device structure in the above content does not have a buffering structure for the overall device. If the transmission is placed at a high place, it is easy to cause damage to the internal structure, and the position of the wiring port is not convenient for protecting the power cord, which is easy to fall. Therefore, a mechanical transmission motor's speed changer is proposed to solve the above problems.

[0006] It should be noted that the above content belongs to the technical cognition of the inventor and does not necessarily constitute prior art. UTILITY MODEL CONTENT

[0007] In view of the deficiencies of the prior art, the utility model provides a mechanical transmission motor's speed changer, which solves the existing problems.

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a speed changing device of a mechanical transmission motor, comprising a buffer seat, wherein fixed blocks are symmetrically connected to the two sides of the interior of the buffer seat, a connecting rod is fixedly connected to the adjacent side of the fixed block, a spring is sleeved on the outer surface of the connecting rod, both ends of the spring are fixedly connected to a sliding sleeve, the upper surface of the sliding sleeve is fixedly connected to a first concave block, the interior of the first concave block is rotatably connected to a first connecting shaft, and the outer surface of the first connecting shaft is rotatably connected to a rotating rod.

[0009] As a preferred technical solution of the present invention, the outer surface of the buffer seat is slidably connected to the base, and a plurality of second recessed blocks are fixedly connected to the inside of the base. The inside of each second recessed block is rotatably connected to a second connecting shaft, and the outer surface of the second connecting shaft is rotatably connected to the other end of the rotating rod.

[0010] As a preferred technical solution of the present invention, the upper surface of the base is fixedly connected to the device body, the outer surface of the device body is fixedly connected to the wiring port, the interior of the wiring port is symmetrically provided with invisible grooves, the interior of the invisible groove is fixedly connected to a telescopic rod, and the output end of the telescopic rod is fixedly connected to a clamp.

[0011] As a preferred technical solution of the present invention, a power cord is inserted into the wiring port, and the outer surface of the power cord abuts against the inside of the clamp.

[0012] As a preferred technical solution of the present invention, the upper surface of each fixed block is fixedly connected to a damper, and the output end of the damper is fixedly connected to the lower surface of the base.

[0013] As a preferred technical solution of the present invention, two speed adjustment buttons are provided on the upper surface of the device body.

[0014] As a preferred technical solution of the present invention, the interior of the sliding sleeve is slidably connected to the outer surface of the connecting rod.

[0015] Compared with the prior art, the present invention provides a speed change device for a mechanical transmission motor, which has the following beneficial effects:

[0016] 1. A speed change device for a mechanical transmission motor is provided with a buffer seat, a fixed block, a connecting rod, a spring, a sliding sleeve, a first concave block, a first connecting shaft, a rotating rod, a base, a second concave block, and a second connecting shaft. If the device is accidentally dropped, the base applies gravity to the second concave block and the second connecting shaft, and the rotating rod rotates at the same time. The rotation of the rotating rod drives the first connecting shaft at the bottom end to rotate inside the first concave block, so that the first concave block pushes the sliding sleeve to slide on the outer surface of the connecting rod. The spring resets the sliding sleeve, so that the rotating rod can drive the base to reset, thereby generating a buffer, thereby reducing the damage rate inside the device body and improving a certain degree of safety.

[0017] 2. The speed change device of the mechanical transmission motor is provided with a wiring port, an invisible slot, a telescopic rod, and a clamp. The power cord is inserted into the wiring port, the telescopic rod inside the invisible slot is started, and the clamp is driven to move by the output end of the telescopic rod to fix the power cord in the wiring port, thereby preventing it from falling and protecting the end of the power cord from damage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of the buffer seat of the utility model;

[0020] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle;

[0021] Figure 4 This is a schematic diagram of the top view of the structure of the utility model;

[0022] Figure 5 For this utility model Figure 4 Enlarged view of point B in the middle.

[0023] In the figure: 1. Buffer seat; 2. Fixed block; 3. Connecting rod; 4. Spring; 5. Sliding sleeve; 6. First concave block; 7. First connecting shaft; 8. Rotating rod; 9. Base; 10. Second concave block; 11. Second connecting shaft; 12. Device body; 13. Wiring port; 14. Invisible slot; 15. Telescopic rod; 16. Clamp; 17. Power cord; 18. Damper; 19. Speed ​​control button. DETAILED DESCRIPTION

[0024] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1

[0027] like Figures 1-5 As shown, the utility model provides a technical solution: a speed change device of a mechanical transmission motor, comprising a buffer seat 1, fixed blocks 2 are symmetrically connected to the two sides of the interior of the buffer seat 1, a connecting rod 3 is fixedly connected to the adjacent side of the fixed block 2, a spring 4 is sleeved on the outer surface of the connecting rod 3, a sliding sleeve 5 is fixedly connected to the two ends of the spring 4, a first concave block 6 is fixedly connected to the upper surface of the sliding sleeve 5, the first concave block 6 is rotatably connected to the first connecting shaft 7 inside, the outer surface of the first connecting shaft 7 is rotatably connected to the rotating rod 8, the outer surface of the buffer seat 1 is slidably connected to the base 9, a plurality of second concave blocks 10 are fixedly connected to the interior of the base 9, each second concave block 10 is rotatably connected to the second connecting shaft 11 inside, and the outer surface of the second connecting shaft 11 is rotatably connected to the other end of the rotating rod 8;

[0028] The upper surface of each fixed block 2 is fixedly connected to a damper 18 , the output end of the damper 18 is fixedly connected to the lower surface of the base 9 , and the interior of the sliding sleeve 5 is slidably connected to the outer surface of the connecting rod 3 .

[0029] In this embodiment, if the device accidentally falls, the base 9 will bring gravity to the second recessed block 10 and the second connecting shaft 11, and the rotating rod 8 will rotate at the same time. The rotation of the rotating rod 8 drives the first connecting shaft 7 at the bottom to rotate inside the first recessed block 6, so that the first recessed block 6 pushes the sliding sleeve 5 to slide on the outer surface of the connecting rod 3, and the spring 4 has a reset effect on the sliding sleeve 5, so that the rotating rod 8 can drive the base 9 to reset, generating a buffer, and generating a certain buffering effect between the buffer seat 1 and the base 9 through the damper 18.

[0030] Example 2

[0031] like Figures 1-5 As shown, the upper surface of the base 9 is fixedly connected to the device body 12, the outer surface of the device body 12 is fixedly connected to the wiring port 13, the interior of the wiring port 13 is symmetrically provided with invisible grooves 14, the interior of the invisible groove 14 is fixedly connected to a telescopic rod 15, the output end of the telescopic rod 15 is fixedly connected to a clamp 16, and a power cord 17 is inserted into the interior of the wiring port 13, and the outer surface of the power cord 17 abuts against the interior of the clamp 16;

[0032] Two speed adjustment buttons 19 are provided on the upper surface of the device body 12 .

[0033] In this embodiment, the power cord 17 is inserted into the wiring port 13, the telescopic rod 15 inside the invisible slot 14 is started, and the clamp 16 is driven to move by the output end of the telescopic rod 15 to fix the power cord 17 in the wiring port 13. While preventing it from falling, it can also protect the end of the power cord 17 from being damaged. The operating speed of the transmission motor is adjusted by the speed adjustment button 19.

[0034] The working principle of this embodiment is: if the device falls accidentally, the base 9 will bring gravity to the second recessed block 10 and the second connecting shaft 11, and the rotating rod 8 will rotate at the same time. The rotation of the rotating rod 8 drives the first connecting shaft 7 at the bottom to rotate inside the first recessed block 6, so that the first recessed block 6 pushes the sliding sleeve 5 to slide on the outer surface of the connecting rod 3, and the spring 4 has a reset effect on the sliding sleeve 5, so that the rotating rod 8 can drive the base 9 to reset and generate a buffer, thereby reducing the damage rate inside the device body 12 and improving a certain safety. The power cord 17 is inserted into the wiring port 13, and the telescopic rod 15 inside the invisible groove 14 is started. The clamp 16 is driven to move by the output end of the telescopic rod 15 to fix the power cord 17 in the wiring port 13 to prevent it from falling. At the same time, it can also protect the end of the power cord 17 from being damaged. A certain buffering effect is generated between the buffer seat 1 and the base 9 through the damper 18, and the running speed of the transmission motor is adjusted by the speed control button 19.

[0035] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. A speed change device for a mechanical transmission motor, characterized in that: The invention comprises a buffer seat (1), wherein fixed blocks (2) are symmetrically connected to both sides of the interior of the buffer seat (1), a connecting rod (3) is fixedly connected to the adjacent side of the fixed block (2), a spring (4) is sleeved on the outer surface of the connecting rod (3), both ends of the spring (4) are fixedly connected to a sliding sleeve (5), the upper surface of the sliding sleeve (5) is fixedly connected to a first concave block (6), the interior of the first concave block (6) is rotatably connected to a first connecting shaft (7), and the outer surface of the first connecting shaft (7) is rotatably connected to a rotating rod (8).

2. The speed change device of a mechanical transmission motor according to claim 1, characterized in that: The outer surface of the buffer seat (1) is slidably connected to a base (9), and a plurality of second recessed blocks (10) are fixedly connected inside the base (9). The interior of each second recessed block (10) is rotatably connected to a second connecting shaft (11), and the outer surface of the second connecting shaft (11) is rotatably connected to the other end of the rotating rod (8).

3. The speed change device of a mechanical transmission motor according to claim 2, characterized in that: The upper surface of the base (9) is fixedly connected to a device body (12), the outer surface of the device body (12) is fixedly connected to a wiring port (13), the interior of the wiring port (13) is symmetrically provided with invisible grooves (14), the interior of the invisible groove (14) is fixedly connected to a telescopic rod (15), and the output end of the telescopic rod (15) is fixedly connected to a clamp (16).

4. The speed change device of a mechanical transmission motor according to claim 3, characterized in that: A power line (17) is inserted into the interior of the wiring port (13), and the outer surface of the power line (17) abuts against the interior of the clamp (16).

5. The speed change device of a mechanical transmission motor according to claim 1, characterized in that: The upper surface of each fixed block (2) is fixedly connected to a damper (18), and the output end of the damper (18) is fixedly connected to the lower surface of the base (9).

6. The speed change device of a mechanical transmission motor according to claim 3, characterized in that: Two speed adjustment buttons (19) are provided on the upper surface of the device body (12).

7. The speed change device of a mechanical transmission motor according to claim 1, characterized in that: The interior of the sliding sleeve (5) is slidably connected to the outer surface of the connecting rod (3).

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