CN216805409U

CN216805409U - Driving wheel with self-locking function for electric automobile

Info

Publication number: CN216805409U
Application number: CN202220731490.2U
Authority: CN
Inventors: 周大庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-06-24
Anticipated expiration: 2032-03-31

Abstract

The utility model provides a driving wheel with a self-locking function for an electric automobile, which comprises a wheel hub, wherein a brake disc is fixedly arranged in the middle of the wheel hub, a connecting bridge is arranged on the inner side of the wheel hub, a half shaft is rotatably arranged in the middle of the connecting bridge, the half shaft is in transmission connection with the wheel hub, a self-locking mechanism is fixedly arranged on one side of the connecting bridge, and through an arranged self-locking mechanism, after a driver steps on a brake, the rotation speed sensor detects that a brake disc is in a static state, the vehicle-mounted ECU computer controls the electric push rod to contract, the electric telescopic rod contracts to drive the hinged linkage shaft to move, the linkage shaft drives the driving frame of the fixed connection to do rotation displacement opposite to the contraction of the electric push rod in the annular groove formed in the surface of the supporting rod, the driving frame drives the driven frame to be close to each other through the reverse-pulling spring connected with the middle clamping block, and therefore the brake disc is self-locked through the self-locking disc connected with one end of the driving frame and one end of the driven frame.

Description

Driving wheel with self-locking function for electric automobile

Technical Field

The utility model relates to the technical field of electric automobiles, in particular to a driving wheel with a self-locking function for an electric automobile.

Background

The driving wheel converts the energy of the engine into kinetic energy to drive the driving wheel to rotate, so that the vehicle moves forwards or backwards, the driving wheel is divided into front driving and rear driving or four driving, the front driving vehicle means front driving, namely the front two wheels give the power to the vehicle, the rear driving vehicle and the rear two wheels give the power to the vehicle, the four driving vehicle and the four wheels give the power to the vehicle, the driving wheel is driven, and the driven wheel is driven when the driving wheel is not driven. The driven wheel has no power, and plays a supporting role, the rotation of the driven wheel is driven by other drives, the parking mode of the driving wheel of the existing electric automobile is the same as that of a fuel vehicle, a driver easily forgets to pull a hand brake under different use environments such as a slow traffic light on a slope and the like, so that the phenomenon of vehicle slipping occurs, and the driving risk of a novice or careless driver is increased because no self-locking function assists temporary parking.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a driving wheel with a self-locking function for an electric automobile, and the driving wheel is used for solving the problems that the parking mode of the existing driving wheel for the electric automobile, which is provided by the background technology, is the same as the fuel oil automobile mode, a driver easily forgets to pull a hand brake under different use environments such as a slow traffic light on a slope and the like, so that the sliding phenomenon occurs, and the driving risk of a novice or careless driver is increased because no self-locking function is used for assisting temporary parking.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electric automobile is with drive wheel that has self-locking function, includes wheel hub, wheel hub middle part fixed mounting has the brake disc, the wheel hub inboard is equipped with connects the bridge, the rotation in the middle part of connecting the bridge installs the semi-axis, the semi-axis is connected with the wheel hub transmission, one side fixed mounting who connects the bridge has self-locking mechanism.

As a further description of the utility model: self-locking mechanism includes the mounting bracket of fixed mounting in connecting bridge one side, one side fixedly connected with of mounting bracket extends the frame, the one end fixed mounting of mounting bracket has electric putter, the one end fixed mounting that extends the frame has the bracing piece, two ring channels have been seted up on the surface of bracing piece.

As a further description of the utility model: two the inside of ring channel is rotated respectively and is installed initiative frame and driven frame, the equal fixed mounting of one end of initiative frame and driven frame has from the lock dish, two from the lock dish is located the both sides of brake disc respectively, the other end fixed mounting of initiative frame has the interlock axle, the middle part of interlock axle is seted up flutedly, electric putter's flexible end alternates to be connected inside the recess.

For further description of the utility model: one end of the linkage shaft is connected with a fixed pin in an inserting mode, the telescopic end of the electric push rod is hinged to the linkage shaft through the fixed pin, and two ends of the fixed pin are fixedly connected with anti-falling pins.

As a further description of the utility model: the middle parts of the driving frame and the driven frame are fixedly connected with clamping blocks, and a reverse pull spring is fixedly connected between the two clamping blocks.

As a further description of the utility model: and a rotating speed sensor is fixedly arranged on the surface of the active frame and corresponds to the brake disc.

As a further description of the utility model: and the electric push rod and the rotating speed sensor are connected with a vehicle-mounted ECU computer in a control way.

Compared with the prior art, the utility model has the beneficial effects that:

(1) through the self-locking mechanism who is equipped with, after the driver steps on the brake, speed sensor detects that the brake disc is in quiescent condition, on-vehicle ECU computer control electric putter shrink, the electric telescopic handle shrink drives articulated interlock axle and carries out the displacement, the interlock axle drives fixed connection's initiative frame and does the rotation displacement opposite with the electric putter shrink inside the ring channel that the bracing piece surface was seted up, the initiative frame is close to each other through the anti-spring that draws that the middle part clamp splice is connected and is beaten the driven frame to carry out the auto-lock to the brake disc through the auto-lock dish that initiative frame and driven frame one end are connected.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic front view of the self-locking mechanism of the present invention;

FIG. 4 is a schematic side view of the self-locking mechanism of the present invention;

fig. 5 is a schematic view of an active frame mounting structure according to the present invention.

In the figure: 1. a hub; 2. a brake disc; 3. a connecting bridge; 4. a half shaft; 5. a self-locking mechanism; 51. a mounting frame; 52. an extension frame; 53. an electric push rod; 54. a support bar; 55. an annular groove; 56. a driving frame; 561. a linkage shaft; 562. a groove; 563. a fixing pin; 564. the anti-drop pin; 57. a driven frame; 58. a self-locking disc; 59. a clamping block; 591. reversely pulling the spring; 6. a rotation speed sensor.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an electric automobile is with drive wheel that has self-locking function, includes

wheel hub

1, and 1 middle part fixed mounting of wheel hub has

brake disc

2, and 1 inboard side of wheel hub is equipped with connects bridge 3, and the rotation in the middle part of connecting bridge 3 installs semi-axis 4, and semi-axis 4 is connected with 1 transmission of wheel hub, and one side fixed mounting of connecting bridge 3 has self-locking mechanism 5.

In this embodiment: self-locking mechanism 5 includes mounting bracket 51 of fixed mounting in connecting bridge 3 one side, and one side fixedly connected with of mounting bracket 51 extends frame 52, and the one end fixed mounting of mounting bracket 51 has electric putter 53, and the one end fixed mounting that extends frame 52 has bracing piece 54, and two ring channels 55 have been seted up on the surface of bracing piece 54.

In this embodiment: the inside of two ring channels 55 rotates respectively and installs initiative frame 56 and driven frame 57, and the equal fixed mounting of the one end of initiative frame 56 and driven frame 57 has from lock dish 58, and two are located the both sides of brake disc 2 respectively from lock dish 58, and the other end fixed mounting of initiative frame 56 has interlock axle 561, and recess 562 has been seted up at the middle part of interlock axle 561, and electric putter 53's flexible end alternates inside recess 562.

In this embodiment: one end of the linkage shaft 561 is inserted and connected with a fixed pin 563, the telescopic end of the electric push rod 53 is hinged with the linkage shaft 561 through the fixed pin 563, and two ends of the fixed pin 563 are fixedly connected with a disengagement-prevention pin 564.

In this embodiment: clamping blocks 59 are fixedly connected to the middle portions of the driving frame 56 and the driven frame 57, and a reverse pull spring 591 is fixedly connected between the two clamping blocks 59.

In this embodiment: the surface of the active frame 56 is fixedly provided with a rotating speed sensor 6, and the rotating speed sensor 6 is arranged corresponding to the brake disc 2.

In this embodiment: and the electric push rod 53 and the rotating speed sensor 6 are connected with a vehicle-mounted ECU computer in a control way.

The working principle is as follows: when a vehicle is in a running state, the rotation speed sensor 6 detects that the brake disc 2 is in a rotating state, the vehicle-mounted ECU computer switches off the control electric push rod 53 to enable the self-locking disc 58 to be in an opening state, after a driver steps on the brake, the rotation speed sensor 6 detects that the brake disc 2 is in a static state, the vehicle-mounted ECU computer controls the electric push rod 53 to contract, the electric push rod 53 contracts to drive the hinged linkage shaft 561 to move, the linkage shaft 561 drives the fixedly connected driving frame 56 to rotate and move opposite to the contraction of the electric push rod 53 in the annular groove 55 formed in the surface of the supporting rod 54, the reverse pull spring 591 connected with the middle clamping block 59 in the process of moving the brake disc 2 drives the driven frame 57 to rotate in the other annular groove 55 formed in the surface of the supporting rod 54 and move towards the driving frame 56, and at the moment, the self-locking discs 58 mounted at one ends of the driving frame 56 and the driven frame 57 respectively approach and clamp the brake disc 2, make brake disc 2 fixed can realize fixed to wheel hub 1, prevent that the automobile drive wheel from removing and leading to the fact the swift current car, electric putter 53 stretches out and draws back the end and alternates in recess 562 through fixed pin 563 with interlock axle 561 articulated connection, make and drive the displacement of initiative frame 56 under the operating condition, fixed pin 563 both ends fixed mounting's anticreep round pin 564 guarantees, electric putter 53 stretches out and draws back the end and articulate with interlock axle 561's stability, prevent that the anticreep round pin from causing the unable normal use of self-locking function.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an electric automobile is with drive wheel that has self-locking function, includes wheel hub (1), its characterized in that: wheel hub (1) middle part fixed mounting has brake disc (2), wheel hub (1) inboard is equipped with connects bridge (3), the rotation in the middle part of connecting bridge (3) installs semi-axis (4), semi-axis (4) are connected with wheel hub (1) transmission, one side fixed mounting of connecting bridge (3) has self-locking mechanism (5).

2. The driving wheel with self-locking function for the electric automobile according to claim 1, characterized in that: self-locking mechanism (5) are including mounting bracket (51) of fixed mounting in connecting bridge (3) one side, one side fixedly connected with of mounting bracket (51) extends frame (52), the one end fixed mounting of mounting bracket (51) has electric putter (53), the one end fixed mounting that extends frame (52) has bracing piece (54), two ring channels (55) have been seted up on the surface of bracing piece (54).

3. The driving wheel with self-locking function for the electric automobile according to claim 2, characterized in that: two the inside of ring channel (55) rotates respectively and installs initiative frame (56) and driven frame (57), the equal fixed mounting of one end of initiative frame (56) and driven frame (57) has from lock dish (58), two from lock dish (58) are located the both sides of brake disc (2) respectively, the other end fixed mounting of initiative frame (56) has interlock axle (561), recess (562) are seted up at the middle part of interlock axle (561), the flexible end interlude of electric putter (53) is connected inside recess (562).

4. The driving wheel with self-locking function for the electric automobile according to claim 3, characterized in that: one end of the linkage shaft (561) is connected with a fixed pin (563) in an inserting mode, the telescopic end of the electric push rod (53) is hinged to the linkage shaft (561) through the fixed pin (563), and two ends of the fixed pin (563) are fixedly connected with anti-falling pins (564).

5. The driving wheel with self-locking function for the electric automobile according to claim 3, characterized in that: clamping blocks (59) are fixedly connected to the middle portions of the driving frame (56) and the driven frame (57), and a reverse-pulling spring (591) is fixedly connected between the two clamping blocks (59).

6. The driving wheel with self-locking function for the electric automobile according to claim 5, characterized in that: and a rotating speed sensor (6) is fixedly mounted on the surface of the active frame (56), and the rotating speed sensor (6) is arranged corresponding to the brake disc (2).

7. The driving wheel with self-locking function for the electric automobile according to claim 2, characterized in that: and the electric push rod (53) and the rotating speed sensor (6) are connected with a vehicle-mounted ECU computer in a control way.