CN218948942U

CN218948942U - Floor contact type electronic accelerator pedal

Info

Publication number: CN218948942U
Application number: CN202222995598.5U
Authority: CN
Inventors: 王能班; 贾天彬
Original assignee: Kaizhong Auto Parts Jiangsu Co ltd; Shanghai Carthane Co ltd
Current assignee: Kaizhong Auto Parts Jiangsu Co ltd; Shanghai Carthane Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-05-02
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a floor contact type electronic accelerator pedal, which comprises: the rocker arm support is arranged in the shell, one end of the rocker arm support is provided with a rocker arm, the rocker arm is connected with the pedal surface, one end of the pedal surface is arranged on the outer side of the shell, the middle part of the rocker arm support is provided with a rotating shaft, two ends of the rotating shaft extend out of the rocker arm support and are arranged on the shell, the other end of the rocker arm support is provided with a mounting groove and two lateral grooves, a spring seat is arranged in the mounting groove, a friction block is inserted in each lateral groove, one end of each friction block extends into the mounting groove and is provided with a first wedge-shaped surface, the other end of each friction block extends out of the lateral groove and is propped against the shell, one end of the spring is propped against the shell, the other end of the spring is propped against the spring seat, and the spring seat is provided with a second wedge-shaped surface propped against the first wedge-shaped surface; the sensor module is arranged on the outer side of the shell and connected with the rotating shaft. The pedal spring, the spring seat and the friction block form a force hysteresis mechanism, so that people can tread more easily.

Description

Floor contact type electronic accelerator pedal

Technical Field

The utility model relates to the technical field of accelerator pedals, in particular to a floor contact type electronic accelerator pedal.

Background

With the rapid development of the automobile industry, the traditional mechanical accelerator pedal is gradually replaced by an electronic accelerator pedal, and the electronic accelerator pedal utilizes electronic signals to control the opening and closing of an accelerator, so that the automobile accelerator has the advantages of high precision, low influence, long service life and the like.

At present, automobile types change faster, and the requirement on installation space is higher. The existing floor type accelerator pedal has larger design size due to structural problems, and is limited when being installed in vehicles of different models. Most of the products on the market today have no force-stagnation mechanism, and some of the products have so-called force-stagnation mechanisms, but the force-stagnation effect is smaller.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a floor contact type electronic accelerator pedal.

The specific technical scheme is as follows:

a floor contact type electronic accelerator pedal mainly comprises: the pedal comprises a pedal surface, a shell, a rocker arm bracket, a spring and a sensor module;

the rocker arm support is arranged in the shell, one end of the rocker arm support is provided with a rocker arm, the rocker arm is connected with the pedal surface, one end of the pedal surface is arranged on the outer side of the shell, the middle part of the rocker arm support is provided with a rotating shaft, two ends of the rotating shaft extend out of the rocker arm support and are arranged on two inner side walls of the shell, when the other end of the pedal surface is stepped on, the rocker arm support can rotate around the rotating shaft, and the other end of the rocker arm support is upturned towards one end of the spring;

the rocker arm support comprises a rocker arm support body and is characterized in that the other end of the rocker arm support body is provided with a mounting groove and two lateral grooves, a spring seat is arranged in the mounting groove, a friction block is inserted in each lateral groove, one end of each friction block extends into the mounting groove and is provided with a first wedge-shaped surface, the other end of each friction block extends out of the lateral groove and abuts against the shell, one end of each spring abuts against the shell, the other end of each spring abuts against the spring seat, and the spring seat is provided with a second wedge-shaped surface abutting against the first wedge-shaped surface;

the sensor module is arranged on the outer side of the shell and is connected with the rotating shaft.

In the above-mentioned floor contact type electronic accelerator pedal, the one end of the pedal face is provided with a T-shaped shaft, the corresponding end of the housing is provided with a T-shaped groove, and the T-shaped shaft is installed in the T-shaped groove.

In the above floor contact electronic accelerator pedal, the pedal surface has a certain flexibility so that the pedal surface can rotate around the T-shaped axis.

Among the above-mentioned floor contact electronic accelerator pedal, still have such characteristic, the rocking arm includes the connecting block, the one end of connecting block is provided with first installation axle, first installation axle with the rocking arm support is connected, the other end of connecting block is provided with the second installation axle, the second installation axle with the one end of pedal face is connected.

The floor contact type electronic accelerator pedal further has the characteristic that two ends of the rotating shaft are respectively provided with a shaft sleeve, and the two shaft sleeves are arranged on two inner side walls of the shell.

The floor contact type electronic accelerator pedal is characterized in that the sensor module comprises a sealing shell, a rotating shaft, a circuit board and a brush structure;

one end of the rotating shaft is arranged on the sealing shell, and the other end of the rotating shaft extends out of the sealing shell and is connected with the rotating shaft;

the circuit board and the electric brush structure are arranged in the sealing shell, the electric brush structure is connected with the rotating shaft, the electric brush structure is electrically connected with the circuit board, and the sealing shell is arranged on the outer side of the shell.

The floor contact type electronic accelerator pedal is characterized in that the rotating shaft is provided with a cross shaft, and the rotating shaft is provided with a cross hole.

The floor contact type electronic accelerator pedal also has the characteristic that the rotating shaft is connected with the rotating shaft through a key.

The technical scheme has the positive effects that:

according to the floor contact type electronic accelerator pedal, the pedal is pressed down to drive the rocker arm support to rotate around the rotating shaft, the other end of the rocker arm support is tilted upwards, and the spring, the spring seat and the friction block form a force hysteresis mechanism, so that people can tread more easily; in general, the utility model is simple to assemble, achieves good force-hysteresis functionality, and is cost-effective.

Drawings

Fig. 1 is a schematic structural view of a floor contact type electronic accelerator pedal provided by the utility model;

fig. 2 is a schematic structural view of the rocker arm stand of fig. 1.

In the accompanying drawings: 1. a tread surface; 11. a T-shaped shaft; 2. a housing; 21. a housing cover; 22. a base; 23. a mounting block; 231. a T-shaped groove; 24. a sleeve hole; 3. a rocker arm bracket; 31. a rocker arm groove; 32. a mounting groove; 33. a lateral slot; 4. a spring; 5. a sensor module; 51. a rotating shaft; 53. a circuit board; 541. extending arms; 542. a brush; 55. sealing cover; 56. a bottom case; 6. a rocker arm; 61. a connecting block; 621. a first mounting shaft; 622. a second mounting shaft; 7. a rotation shaft; 72. a shaft sleeve; 8. a spring seat; 82. a second wedge surface; 9. a friction block; 91. a first wedge surface.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

fig. 2 is a schematic structural view of the rocker arm stand of fig. 1.

Referring to fig. 1 and 2, there is shown a preferred embodiment, a floor contact electronic accelerator pedal is shown, comprising: the pedal comprises a pedal surface 1, a shell 2, a rocker arm bracket 3, a spring 4 and a sensor module 5;

in this embodiment, the pedal surface 1 is a plate structure.

The rocker arm stand 3 is disposed in the housing 2, specifically, in this embodiment, the housing 2 includes a housing cover 21 and a base 22, and the housing cover 21 and the base 22 enclose a housing space in which the rocker arm stand 3 is disposed, that is, the housing 2 is configured to cover the base, and the housing cover 21 and the base 22 may be designed to be in snap connection or be connected by fasteners such as screws, for example, in this embodiment, are configured to be in snap connection.

One end of the rocker arm bracket 3 is provided with a rocker arm 6, the rocker arm 6 is connected with the pedal face 1, specifically, the rocker arm 6 comprises a connecting block 61, one end of the connecting block 61 is provided with a first mounting shaft 621, the first mounting shaft 621 is connected with the rocker arm bracket 3, the other end of the connecting block 61 is provided with a second mounting shaft 622, and the second mounting shaft 622 is connected with one end of the pedal face 1. Optionally, the outer side of the housing 2 is provided with a mounting block 23, and the mounting block 23 is arranged at an angle to the housing 2. Preferably, in the present embodiment, the mounting block 23 is disposed at an obtuse angle to the housing 2. Wherein, the pedal surface 1 is provided with a mounting hole (not shown) at a position approximately 1/3 away from one end of the pedal surface 1 toward the rocker arm stand 3, and the second mounting shaft 622 is mounted in the mounting hole. One end of the rocker arm bracket 3 is provided with a rocker arm groove 31, the first mounting shaft 621 is arranged in the rocker arm groove 31, alternatively the rocker arm groove 31 is arranged as an unclosed arc groove, for example, can be a 3/4 arc groove, the arrangement can realize the buckle mounting of the first mounting shaft 621, and in the same way, the mounting hole can also be arranged as an arc groove structure in order to realize the buckle mounting of the second mounting shaft 622 and the pedal surface 1.

One end of the pedal surface 1 is arranged on the outer side of the shell 2, the other end of the pedal surface 1 is a free end and is also a pedal end, a rotating shaft 7 is arranged in the middle of the rocker arm support 3, two ends of the rotating shaft 7 extend out of the rocker arm support 3 and are arranged on two inner side walls of the shell 2, when the other end of the pedal surface 1 is pressed down, the rocker arm support 3 can rotate around the axis of the rotating shaft 7, and the other end of the rocker arm support 3 is tilted upwards towards one end of the spring 4;

two ends of the rotating shaft 7 are respectively provided with a shaft sleeve 72, and the two shaft sleeves 72 are arranged on two inner side walls of the shell 2. Specifically, in the present embodiment, the rotation shaft 7 is connected to the rocker arm stand 3 as a single body, and rotates together with the rocker arm stand 3. The sleeve 72 is mounted on two opposite inner side walls of the base 22, the inner side walls of the base 22 being provided with sleeve holes 24 for mounting the sleeve 72, optionally in this embodiment the sleeve holes 24 are provided partly on the base 22 and partly on the housing cover 21.

Alternatively, in the present embodiment, one end of the pedal face 1 is provided with the T-shaped shaft 11, the corresponding end of the housing 2 is provided with the T-shaped groove 231, and the T-shaped shaft 11 is installed in the T-shaped groove 231.

The tread surface 1 has a certain flexibility such that the tread surface 1 can be rotated a certain angle around the T-shaped axis 11. For example, in this embodiment, the tread surface 1 is made of plastic, and the tread surface 1 can rotate around the T-shaped axis 11 by a certain angle.

The other end of the rocker arm bracket 3 is provided with a mounting groove 32 and two lateral grooves 33, a spring seat 8 is arranged in the mounting groove 32, a friction block 9 is inserted in each lateral groove 33, one end of each friction block 9 extends into the mounting groove 32 and is provided with a first wedge surface 91, the other end of each friction block 9 extends out of the lateral groove 33 and abuts against the inner side wall of the shell 2, one end of the spring 4 abuts against the shell 2, the other end of the spring 4 abuts against the spring seat 8, and the spring seat 8 is provided with a second wedge surface 82 abutting against the first wedge surface 91; specifically, one end of the spring 4 abuts against the housing cover 21. Wherein, the friction block 9 is provided with two, and then the first wedge-shaped surface 91 is provided with two altogether, and the second wedge-shaped surface 82 on the spring seat 8 is also provided with two, and first wedge-shaped surface 91 and second wedge-shaped surface 82 all slope upwards. The spring 4, the spring seat 8 and the friction blocks 9 form a force hysteresis mechanism, the first wedge surface 91 and the second wedge surface 82 are in friction contact, when the rocker arm support 3 is tilted upwards, the spring 4 is compressed, downward pressure is given to the spring seat 8, at the moment, the second inclined surface of the spring seat 8 can squeeze the first wedge surface 91 of the friction blocks 9, so that the two friction blocks 9 move towards the direction extending out of the lateral groove 33, and the side surface, deviating from the first wedge surface 91, of the friction blocks 9 is in friction contact with the inner side wall of the shell 2, so that a force hysteresis effect is formed.

The sensor module 5 is provided outside the housing 2 and is connected to the rotation shaft 7.

Specifically, the sensor module 5 includes a sealed case, a rotating shaft 5151, a circuit board 53, and a brush structure; wherein the sealing shell is arranged outside the housing 2. For example, the seal case is attached to the outside of the case 2 by a fastener such as a bolt, and is connected to the case 2. Alternatively, in the present embodiment, the seal case is provided in a structure in which the seal cover 55 is covered with the bottom case 56, and the seal cover 55 and the bottom case 56 achieve the sealing effect of the entire seal case by laser welding.

One end of the rotating shaft 51 is arranged on the sealing shell, and the other end of the rotating shaft 51 extends out of the sealing shell and is connected with the rotating shaft 7 in a shaft manner; alternatively, in the present embodiment, the rotation shaft 51 is provided as a cross, and accordingly, the rotation shaft 7 is provided with a cross hole. The rotating shaft 51 is coaxially connected with the rotating shaft 7 through the design of a cross shaft and a cross hole, so that the rotating shaft 51 synchronously rotates along with the rotating shaft 7. Alternatively, in other embodiments, the shaft 51 is keyed to the shaft 7 to achieve synchronous rotation of the shaft 51 with respect to the shaft 7.

The circuit board 53 and the brush structure are installed in the sealed case, the brush structure is connected with the rotating shaft 51, and the brush structure is electrically connected with the circuit board 53. Specifically, the brush structure includes a cantilever 541 and a brush 542 disposed on the cantilever 541, one end of the cantilever 541 is sleeved on the rotating shaft 51 and rotates synchronously with the rotating shaft 51, the other end of the cantilever 541 is disposed in cantilever, the brush 542 is electrically connected with the circuit board 53, the brush 542 can rotate along with the rotating shaft 51, when the brush 542 rotates, the voltage of the access circuit changes, and the rotation angle of the pedal surface 1 can be converted into an accurate voltage signal for output.

According to the floor contact type electronic accelerator pedal provided by the utility model, the pedal surface 1 is depressed by stepping, the rocker arm support 3 is driven to rotate around the rotating shaft 7, the other end of the rocker arm support 3 is tilted upwards, and the spring 4, the spring seat 8 and the friction block 9 form a force hysteresis mechanism, so that people can tread more easily; the sensor module 5 is connected with the rotating shaft 7 through a rotating shaft 51, and converts the rotating angle of the pedal surface 1 into an accurate voltage signal for output; in general, the utility model is simple to assemble, achieves good force-hysteresis functionality, and is cost-effective.

The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. A floor contact electronic accelerator pedal, comprising: the pedal comprises a pedal surface, a shell, a rocker arm bracket, a spring and a sensor module;

the rocker arm support is arranged in the shell, one end of the rocker arm support is provided with a rocker arm, the rocker arm is connected with the pedal surface, one end of the pedal surface is arranged on the outer side of the shell, the middle part of the rocker arm support is provided with a rotating shaft, two ends of the rotating shaft extend out of the rocker arm support and are arranged on two inner side walls of the shell, when the other end of the pedal surface is stepped on, the rocker arm support can rotate around the axis of the rotating shaft, and the other end of the rocker arm support is upturned towards one end of the spring;

2. The floor contact electronic accelerator pedal of claim 1, wherein one end of the pedal face is provided with a T-shaped shaft, and the corresponding end of the housing is provided with a T-shaped slot, the T-shaped shaft being mounted in the T-shaped slot.

3. The floor contact electronic accelerator pedal of claim 2, wherein the pedal face has a degree of flexibility such that the pedal face can rotate about the T-axis.

4. The floor contact electronic accelerator pedal of claim 3, wherein the rocker arm comprises a connecting block, a first mounting shaft is provided at one end of the connecting block, the first mounting shaft is connected with the rocker arm bracket, a second mounting shaft is provided at the other end of the connecting block, and the second mounting shaft is connected with one end of the pedal face.

5. The floor contact electronic accelerator pedal according to any one of claims 1 to 4, wherein both ends of the rotation shaft are provided with a bushing, respectively, and both the bushings are mounted on both inner side walls of the housing.

6. The floor contact electronic accelerator pedal of any one of claims 1 to 4, wherein the sensor module comprises a sealed housing, a rotating shaft, a circuit board, and a brush structure;

7. The floor contact electronic accelerator pedal of claim 6, wherein the rotating shaft is provided as a cross, and the rotating shaft is provided with a cross hole.

8. The floor contact electronic accelerator pedal of claim 6, wherein the spindle is keyed to the swivel axis.