CN216643042U

CN216643042U - Dedicated derailleur and reduction gear composite set of electric motor car

Info

Publication number: CN216643042U
Application number: CN202122429520.2U
Authority: CN
Inventors: 胡瑞; 董湖波
Original assignee: Jiangsu Shunjie High Tech Co ltd
Current assignee: Jiangsu Shunjie High Tech Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-05-31
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a special transmission and speed reducer combination device for an electric vehicle, which comprises an assembly box, wherein a transmission and a speed reducer are arranged in the assembly box, the transmission and the speed reducer are symmetrically distributed about the center of the assembly box, the side walls of the sides of the transmission and the speed reducer, which are far away from each other, are fixedly connected with a fixed rod, the two fixed rods are arranged by penetrating through the side walls of the assembly box, the side walls of the opposite sides of the transmission and the speed reducer are fixedly connected with a fixed block, the side walls of the opposite sides of the two fixed blocks are provided with an installation groove, the two installation grooves are connected through a connecting rod, and a driving structure is arranged on the connecting rod. The shock absorber provided by the utility model has the advantages of simple structure and convenience in operation, can be more easily mounted and dismounted, can buffer shock, reduces the influence of the shock on the connecting structure, and is beneficial to long-time use of the electric vehicle.

Description

Dedicated derailleur and reduction gear composite set of electric motor car

Technical Field

The utility model relates to the field of electric vehicles, in particular to a special transmission and reducer combination device for an electric vehicle.

Background

The electric energy is used as the vehicle of the energy during the electric motor car, is electric motorcycle mostly, and the electric motor car is more environmental protection than traditional vehicle, therefore the use of electric motor car is more and more extensive.

When the electric vehicle runs to a road with poor road conditions, the electric vehicle can vibrate violently, the long-time vibration can cause the connection of the motor and the transmission and other structures to be in a problem, the electric vehicle is troublesome to use, and the existing connection structure of the transmission and the speed reducer is difficult to disassemble.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, such as: the long-time vibration may cause the connection of the structure of the electric motor and the speed changer to be problematic, which brings trouble to the use of the electric vehicle, the connection structure of the existing speed changer and the speed reducer is difficult to disassemble, and the special speed changer and speed reducer combination device for the electric vehicle is provided.

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

the utility model provides a dedicated derailleur and reduction gear composite set of electric motor car, includes the assembly box, be provided with derailleur and reduction gear in the assembly box, derailleur and reduction gear are about the central symmetric distribution of assembly box, equal fixedly connected with dead lever on one side lateral wall each other is kept away from to derailleur and reduction gear, two the dead lever all runs through the lateral wall setting of assembly box, equal fixedly connected with a fixed block, two on the relative one side lateral wall of derailleur and reduction gear a mounting groove has been seted up on the relative one side lateral wall of fixed block, two be connected through the connecting rod between the mounting groove, be provided with drive structure on the connecting rod.

Preferably, the drive structure includes the rotary rod, fixed cover is equipped with a conical gear one on the connecting rod, one side of conical gear one is provided with one rather than the engaged with conical gear two, rotary rod fixed connection is on conical gear two, the other end of rotary rod runs through the inner wall setting of the assembly box that corresponds, the rotary rod is connected for rotating with the assembly box, the other end of rotary rod is provided with a connecting block.

Preferably, be provided with the screw thread on the outer wall of the other end of rotary rod, the corresponding position department of the inner wall of connecting block also is provided with the thread groove, a connecting slot, two have all been seted up to both ends department about the inner wall of connecting block equal fixedly connected with a vertical buffer spring who sets up on connecting slot's the lower inner wall.

Preferably, an adjusting cavity is formed in the connecting rod, a moving block matched with the adjusting cavity is connected to the inner cloth of the adjusting cavity in a sliding mode, an adjusting rod is fixedly connected to the left end and the right end of the moving block, and the two adjusting rods penetrate through the side walls of the corresponding connecting rods.

Preferably, one end, far away from the moving block, of each adjusting rod is fixedly connected with a clamping block, and the side walls of the two mounting grooves are also provided with clamping grooves matched with the two clamping blocks.

Preferably, the two clamping blocks are supported by metal iron, and electromagnets are arranged on the inner side walls of the two clamping grooves.

Compared with the prior art, the utility model has the beneficial effects that: be provided with connecting block and buffer spring, the connecting block blocks the output shaft of motor through the draw-in groove and is connected with the rotary rod of assembly box with the screw thread simultaneously, and it is more convenient to install and dismantle, and buffer spring can cushion vibrations, reduces vibrations and to connection structure's influence, is favorable to the long-time use of electric motor car.

Drawings

FIG. 1 is a schematic structural diagram of a transmission and reducer assembly for an electric vehicle according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a partial perspective view of a connecting rod of a transmission and reducer combination specially used for an electric vehicle according to the present invention.

In the figure: the device comprises an assembly box 1, a transmission 2, a speed reducer 3, a fixing block 4, a mounting groove 5, a connecting rod 6, an adjusting cavity 7, an adjusting rod 8, a bevel gear I9, a bevel gear II 10, a rotating rod 11, a clamping block 12, a moving block 13, a clamping groove 14, a fixing rod 15, a connecting block 16, a connecting clamping groove 17 and a buffer spring 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-3, a special transmission and reducer combination device for an electric vehicle comprises an assembly box 1, a transmission 2 and a reducer 3 are arranged in the assembly box 1, the transmission 2 and the reducer 3 are symmetrically distributed about the center of the assembly box 1, a fixing rod 15 is fixedly connected to each side wall of the transmission 2 and the reducer 3 far away from each other, the two fixing rods 15 are arranged to penetrate through the side wall of the assembly box 1, a fixing block 4 is fixedly connected to each side wall of the transmission 2 and the reducer 3 opposite to each other, a mounting groove 5 is formed in each side wall of the two fixing blocks 4 opposite to each other, the two mounting grooves 5 are connected with each other through a connecting rod 6, an adjusting cavity 7 is formed in each connecting rod 6, a moving block 13 matched with the adjusting cavity 7 is slidably connected to the inner cloth of the adjusting cavity 7, and an adjusting rod 8 is fixedly connected to each of the left end and the right end of the moving block 13, two adjusting rods 8 are arranged through the side wall of the corresponding connecting rod 6, one end of each adjusting rod 8, which is far away from the moving block 13, is fixedly connected with a clamping block 12, clamping grooves 14 matched with the two clamping blocks 12 are also formed in the side walls of the two mounting grooves 5, the two clamping blocks 12 are supported by metal iron, electromagnets are arranged on the inner side walls of the two clamping grooves 14 and are associated with electric gates of the electric vehicle, a driving structure is arranged on the connecting rod 6 and comprises a rotating rod 11, a first bevel gear 9 is fixedly sleeved on the connecting rod 6, a second bevel gear 10 meshed with the first bevel gear 9 is arranged on one side of the first bevel gear 9, the rotating rod 11 is fixedly connected to the second bevel gear 10, the other end of the rotating rod 11 is arranged through the inner wall of the corresponding assembly box 1, the rotating rod 11 is rotatably connected with the assembly box 1, and a connecting block 16 is arranged at the other end of the rotating rod 11, the outer wall of the other end of the rotating rod 11 is provided with threads, the corresponding position of the inner wall of the connecting block 16 is also provided with a thread groove, the left end and the right end of the inner wall of the connecting block 16 are both provided with a connecting clamping groove 17, the lower inner walls of the two connecting clamping grooves 17 are both fixedly connected with a vertically arranged buffer spring 18, the output shaft of the motor of the electric vehicle is connected with the connecting block 16, when the motor is started, the rotating rod 11 is driven to rotate, the bevel gear II 10 is driven to rotate, the bevel gear I9 is driven to rotate, the connecting rod 6 is driven to rotate, the moving block 3 and the two adjusting rods 8 also rotate along with the rotating rod, when the speed changer 2 needs to be used, the electric door is adjusted, the electromagnet in the clamping groove 14 corresponding to the speed changer 2 is conducted, magnetic force is generated, the clamping block 12 is attracted to be connected with the clamping groove, the speed changer 2 works, and the operation mode of the speed changer 3 is the same, when the electric vehicle runs to a road with poor road conditions, the vehicle body can vibrate, so that the connection between the device and the motor is influenced, and the influence of vibration can be effectively reduced under the action of the connecting clamping groove 17 and the buffer spring 18.

In the utility model, an output shaft of a motor of an electric vehicle is connected with a connecting block 16, when the motor is started, a rotating rod 11 is driven to rotate, a conical gear II 10 is driven to rotate, a conical gear I9 is driven to rotate, a connecting rod 6 is driven to rotate, a moving block 3 and two adjusting rods 8 are driven to rotate, when a transmission 2 needs to be used, an electric switch is adjusted, an electromagnet in a clamping groove 14 corresponding to the transmission 2 is conducted, magnetic force is generated, the clamping block 12 is attracted to be connected with the clamping groove, the transmission 2 works, the operation mode of the speed reducer 3 is the same, when the electric vehicle runs to a road with poor road conditions, a vehicle body can vibrate, so that the connection of the device and the motor is influenced, and the influence of vibration can be effectively reduced under the action of a connecting clamping groove 17 and a buffer spring 18.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A special speed changer and speed reducer combination device for an electric vehicle comprises an assembly box (1), it is characterized in that a speed changer (2) and a speed reducer (3) are arranged in the assembly box (1), the speed variator (2) and the speed reducer (3) are symmetrically distributed around the center of the assembly box (1), the side walls of one sides of the speed changer (2) and the speed reducer (3) far away from each other are fixedly connected with a fixing rod (15), the two fixing rods (15) are arranged by penetrating through the side wall of the assembly box (1), equal fixedly connected with fixed block (4) on the lateral wall of one side that derailleur (2) and reduction gear (3) are relative, two seted up one mounting groove (5) on the lateral wall of one side that fixed block (4) are relative, two be connected through connecting rod (6) between mounting groove (5), be provided with the drive structure on connecting rod (6).

2. The special transmission and reducer combination device for electric vehicles as claimed in claim 1, wherein said driving structure comprises a rotating rod (11), said connecting rod (6) is fixedly sleeved with a first conical gear (9), one side of said first conical gear (9) is provided with a second conical gear (10) engaged with said first conical gear, said rotating rod (11) is fixedly connected to said second conical gear (10), the other end of said rotating rod (11) is disposed through the inner wall of the corresponding assembling box (1), said rotating rod (11) is rotatably connected to the assembling box (1), and the other end of said rotating rod (11) is provided with a connecting block (16).

3. The special transmission and speed reducer combination device for the electric vehicle as claimed in claim 2, wherein the outer wall of the other end of the rotating rod (11) is provided with threads, the corresponding position of the inner wall of the connecting block (16) is also provided with thread grooves, the left end and the right end of the inner wall of the connecting block (16) are both provided with a connecting clamping groove (17), and the lower inner walls of the two connecting clamping grooves (17) are both fixedly connected with a vertically arranged buffer spring (18).

4. The special transmission and speed reducer combination device for the electric vehicle as claimed in claim 1, wherein an adjusting cavity (7) is formed inside the connecting rod (6), a moving block (13) matched with the adjusting cavity (7) is connected to the inner cloth of the adjusting cavity in a sliding manner, adjusting rods (8) are fixedly connected to the left end and the right end of the moving block (13), and the two adjusting rods (8) penetrate through the side walls of the corresponding connecting rod (6).

5. The special transmission and speed reducer combination device for the electric vehicle as claimed in claim 4, wherein one end of each adjusting rod (8) far away from the moving block (13) is fixedly connected with a clamping block (12), and the side walls of the two mounting grooves (5) are also provided with clamping grooves (14) matched with the two clamping blocks (12).

6. The special transmission and reducer combination for electric vehicles according to claim 5, wherein the two blocks (12) are supported by metal iron, and electromagnets are disposed on the inner side walls of the two slots (14).