CN214775825U

CN214775825U - Adjustable operating pedal mechanism of industrial vehicle

Info

Publication number: CN214775825U
Application number: CN202121340545.9U
Authority: CN
Inventors: 伍松; 姜宗平; 钱佳成; 张鑫; 孙健琛; 董淑兰
Original assignee: Hangcha Group Co Ltd
Current assignee: Hangcha Group Co Ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-11-19
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses an adjustable operating pedal mechanism of industrial vehicle, including being fixed in mount pad (1) on the frame, set up and be connected and the upper end is connected with pedal support (2) and is used for driving pedal support (2) up-and-down motion's drive arrangement, connect brake pedal (8) and braking master cylinder (9) on pedal support (2) in pedal support (1) top pedal support (2), lower extreme and mount pad (1). This adjustable operation pedal mechanism of industrial vehicle height-adjustable festival, the operator of the different heights of adaptation that can be better improves user's use experience and travelling comfort.

Description

Adjustable operating pedal mechanism of industrial vehicle

Technical Field

The utility model relates to the technical field of vehicles, especially, relate to an adjustable operating pedal mechanism of industrial vehicle.

Background

The operating pedal mechanism is an important part for interaction between an operator and a vehicle, so the stability and comfort of the operating pedal mechanism can directly influence the use experience of the operator, and the operating pedal mechanism is a main component of the performance of the whole vehicle.

For a ride-on industrial vehicle, such as a forklift, the height of an operating pedal mechanism for an operator can directly influence the effectiveness of the operating pedal of the operator, and the operating pedal mechanism cannot be well suitable for operators with various heights for fixing the non-adjustable operating pedal. If the position of an operator relative to the pedal operating mechanism is not correct or uncomfortable, the pedal is not stepped in place when the operator operates the pedal, so that the condition of dangerous driving conditions such as failure of the brake pedal or insufficient acting force occurs; or the foot is hard to exert when the pedal is stepped on, so that the feet of the operator are particularly tired when the pedal is operated in one day, and the condition of driving danger is easy to occur.

The existing operating pedal mechanism adopts a fixed and non-adjustable mode, so that when operators with different heights operate the vehicle, the comfort level of stepping on the pedal is different for each person. Some operators are comfortable, and some operators are not easy to use, so that sometimes the treading is not in place, so that the driving danger is caused, or the legs of the operators are fatigued; the height of getting on the vehicle cannot be changed by the pedal mechanism, and when the pedal mechanism meets a proper operation position, the height of the pedal mechanism from the ground is possibly higher, so that getting on or off the vehicle is not facilitated; the rotation hinge point of the brake pedal is far away from the rotation point of the foot of an operator, so that when the operator steps on the brake pedal, the motion of the brake pedal is not matched with the motion of the foot to form large relative motion, and the foot is difficult to apply and uncomfortable when the operator steps on the brake pedal.

To sum up, how to solve effectively that seat formula storage car operating pedal mechanism is unadjustable, can not adapt to the operator of different heights, user's use experience and travelling comfort are relatively poor scheduling problem, are the problem that technical staff in this field urgently need to solve at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable operation pedal mechanism of industrial vehicle, this adjustable operation pedal mechanism of industrial vehicle height-adjustable festival, the operator of the different heights of adaptation that can be better improves user's use and experiences and the travelling comfort.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides an adjustable operation pedal mechanism of industrial vehicle, is including the mount pad that is fixed in on the frame, set up in the pedal support of mount pad top, the lower extreme is connected with the mount pad and the upper end is connected with pedal support and is used for driving the drive arrangement of pedal support up-and-down motion, connects brake pedal and the brake master cylinder on pedal support.

Preferably, the drive means is an electric push rod.

Preferably, the mounting seat is connected with a shaft seat of the pedal bracket through a linear sliding bush, and the shaft seat can slide up and down relative to a shaft of the mounting seat.

Preferably, the pedal bracket further comprises two movement guide wheel assemblies arranged on the frame, and guide wheels of the two movement guide wheel assemblies are respectively tangent to two sides of the pedal bracket vertical plate.

Preferably, the brake pedal further comprises a transition hinge point frame, a connecting rod and a tension spring, wherein the pedal bracket comprises a long shaft, a short shaft and a tension spring fixing plate, the transition hinge point frame is mounted on the long shaft through an oil bearing and can rotate around the long shaft, a first hinge point of the transition hinge point frame is hinged with the lower end of the connecting rod, a second hinge point of the transition hinge point frame is hinged with a hinge point of a brake master cylinder, and the brake master cylinder is fixed on the pedal bracket;

the brake pedal is installed on the short shaft through the oil-retaining bearing and can rotate around the short shaft, the middle of the brake pedal is hinged to the upper end of the connecting rod, one end of the tension spring is hung on the brake pedal, and the other end of the tension spring is hung on the tension spring fixing plate.

Preferably, the tension spring fixing plate is provided with a connecting hole, and a rubber cushion pad is connected in the connecting hole.

Preferably, the pedal bracket further comprises a detection switch, the detection switch is mounted on the pedal bracket through a switch bracket, and the switch bracket can be adjusted up and down relative to the pedal bracket.

Preferably, the switch support is a right-angle plate, the detection switch is connected to one right-angle plate of the switch support, and the detection switch can be adjusted back and forth relative to the switch support.

Preferably, the safety pedal is installed at the opening of the operating platform bottom plate.

The utility model provides an adjustable operating pedal mechanism of industrial vehicle, including mount pad, pedal support, drive arrangement, brake pedal and brake master cylinder, on the mount pad was fixed in the frame, concrete mount pad can keep immovable through the bolt fastening to the frame. The pedal support is arranged above the mounting seat, the brake pedal and the brake master cylinder are connected to the pedal support, and the brake pedal and the brake master cylinder can brake and stop the automobile. Preferably, the accelerator pedal is fixed on the pedal bracket through a screw, so that rapid braking can be realized, and the brake is reliable. The lower end of the driving device is connected with the mounting seat, the upper end of the driving device is connected with the pedal support, and the driving device can drive the pedal support and all parts on the pedal support to move up and down relative to the mounting seat.

Use the embodiment of the utility model provides a technical scheme, when drive arrangement received the signal that rises, drive arrangement's telescopic link extended gradually, because drive arrangement's rod end is installed on pedal support's support, when the telescopic link extension, can promote pedal support upward movement. When the driving device receives a stop signal, the driving device stops moving, the pedal bracket also stops moving after the thrust is lost, and the pedal bracket is locked at the current position. Similarly, when the driving device receives the descending signal, the driving device reverses, and the pedal bracket descends along with the driving device. Because the pedal bracket can stably lift along with the lifting of the driving device, parts arranged on the pedal bracket can lift along with the lifting of the pedal bracket, thereby realizing the stepless regulation of the operating pedal.

The utility model provides an adjustable operation pedal mechanism height-adjustable of industrial vehicle, the effectual not adjustable problem of pedal mechanism operating height that has solved, better satisfies and adapts to different height operators 'operation requirement, has improved user's use and has experienced and the travelling comfort.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an exploded view of an adjustable operating pedal mechanism for an industrial vehicle according to one embodiment of the present invention;

FIG. 2 is a schematic view of the pedal bracket of FIG. 1;

fig. 3 is a schematic view of a brake pedal hinge point.

The drawings are numbered as follows:

the device comprises a mounting seat 1, a pedal support 2, a linear sliding bush 3, a transition hinge point frame 4, an oil-containing bearing 5, a connecting rod 6, a tension spring 7, a brake pedal 8, a brake master cylinder 9, a switch support 10, a detection switch 11, an operation platform bottom plate 12, a safety pedal 13, a rubber buffer 14, an electric push rod 15, an ear plate 16, a movement guide wheel assembly 17, an accelerator pedal 18, a long shaft 21, a tension spring fixing plate 22, a short shaft 23, a vertical plate 24 and a support 25.

Detailed Description

The core of the utility model is to provide an adjustable operation pedal mechanism of industrial vehicle, this adjustable operation pedal mechanism of industrial vehicle height-adjustable festival, the operator of the different heights of adaptation that can be better, improve user's use experience and travelling comfort.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, fig. 1 is an exploded view of an adjustable operating pedal mechanism of an industrial vehicle according to an embodiment of the present invention; FIG. 2 is a schematic view of the pedal bracket of FIG. 1;

fig. 3 is a schematic view of a brake pedal hinge point.

In a specific embodiment, the utility model provides an adjustable operating pedal mechanism of industrial vehicle for industrial vehicle, including being fixed in mount pad 1 on the frame, set up and be connected and the upper end is connected with pedal bracket 2 and is used for driving the drive arrangement of pedal bracket 2 up-and-down motion, connect brake pedal 8 and the brake master cylinder 9 on pedal bracket 2 in pedal bracket 2 above pedal bracket 2, lower extreme and mount pad 1 of mount pad 1 top.

In the above structure, the adjustable operating pedal mechanism for industrial vehicles is used for industrial vehicles, such as forklifts. The adjustable operating pedal mechanism of the industrial vehicle comprises a mounting seat 1, a pedal bracket 2, a driving device, a brake pedal 8, a brake master cylinder 9 and an accelerator pedal 18, wherein the mounting seat 1 is fixed on a vehicle frame, and the specific mounting seat 1 can be fixed on the vehicle frame through bolts and keeps fixed. The pedal support 2 is arranged above the mounting seat 1, the brake pedal 8, the brake master cylinder 9 and the accelerator pedal 18 are connected to the pedal support 2, the brake pedal 8 and the brake master cylinder 9 can brake and stop the automobile, and the accelerator pedal 18 is used for transmitting an acceleration signal. The lower end of the driving device is connected with the mounting seat 1, the upper end of the driving device is connected with the pedal support 2, and the driving device can drive the pedal support 2 and the upper parts of the pedal support to move up and down relative to the mounting seat 1.

Use the embodiment of the utility model provides a technical scheme when drive arrangement received the signal that rises, drive arrangement's telescopic link extends gradually, because drive arrangement's rod end is installed on pedal support 2's support 25, when the telescopic link extension, can promote pedal support 2 upward movements. When the drive receives a stop signal, the drive stops moving, the pedal bracket 2 stops moving after losing the thrust, and locks at the current position. Similarly, when the driving device receives the descending signal, the driving device reverses and the pedal bracket 2 descends. Because the pedal bracket 2 can stably lift along with the lifting of the driving device, parts arranged on the pedal bracket 2 can lift along with the lifting of the pedal bracket 2, thereby realizing the stepless regulation of the operating pedal.

On the basis of the above-mentioned embodiment, the driving device is an electric push rod 15, and preferably, the upper end of the electric push rod 15 is hinged to the support 25 of the pedal bracket 2 through the ear plate 16, and the lower end is hinged to the connecting seat of the mounting seat 1 through the ear plate 16.

The electric push rod 15 is used as a power device, so that the operation is simple, convenient and reliable, the structure is simple, the installation is convenient, and the price is low; the pedal mechanism is stable, reliable and stable during lifting adjustment, the height can be adjusted in a stepless mode, and the pedal mechanism can be locked at any position in the stroke.

On the basis of any one of the above embodiments, the mounting seat 1 is connected with the shaft seat of the pedal bracket 2 through the linear sliding bush 3, and the shaft seat can slide up and down relative to the shaft of the mounting seat 1. A linear sliding bush 3 is selected between the shaft seat and the shaft, so that the up-and-down motion system has simple structure, convenient installation and convenient maintenance; the shaft seat and the shaft can be well protected when the pedal mechanism slides up and down, the swing of the pedal mechanism during up-and-down movement can be controlled within a small range, and the pedal mechanism has good stability.

On the basis of each specific embodiment, the brake pedal device further comprises two movement guide wheel assemblies 17 installed on the frame, the two movement guide wheel assemblies 17 are respectively arranged on two sides of the pedal support 2 vertical plate 24, and guide wheels of the two movement guide wheel assemblies 17 are respectively tangent to two sides of the pedal support 2 vertical plate 24, so that the brake pedal 8 is lifted and lowered according to a given route during up-and-down movement, cannot rotate and swing around a sliding shaft, cannot twist, and can move more stably.

For ease of description, the above features are described in combination below.

When the electric push rod 15 receives a rising signal from an electric control, the motor rotates forwards, the electric push rod 15 extends gradually, and the pedal support 2 moves upwards when the electric push rod 15 extends because the rod end of the electric push rod 15 is installed on the support 25 of the pedal support 2. Wherein because the axle bed of pedal support 2 and the axle of mount pad 1 have adopted sharp slip bush 3 between, so when pedal support 2 upward movement under the effect of electric push rod 15 power, pedal support 2's axle bed can carry out ascending slip relatively mount pad 1, and under the effect of sharp slip bush 3, the jamming phenomenon can not appear in the slip, also can not appear rocking at the in-process that rises to sharp slip bush 3 can protect counter shaft and axle bed, so both can not wear and tear. And the two movement guide wheels are arranged on the frame and are respectively tangent with two surfaces of the vertical plate 24 of the pedal bracket 2, so that the vertical plate 24 can not deflect relative to the movement guide wheels, and the stable upward movement of the pedal bracket 2 is realized.

When the stop signal is received by the electric push rod 15, the electric push rod 15 stops moving, the pedal bracket 2 stops moving after the action of the pushing force is lost, and the pedal bracket is locked at the current position. Similarly, when the electric push rod 15 receives the descending signal, the electric push rod 15 rotates reversely, and the pedal bracket 2 descends accordingly. Because the pedal bracket 2 can stably lift along with the lifting of the electric push rod 15, parts installed on the pedal bracket 2 can lift along with the lifting of the pedal bracket 2, and thus the stepless adjustment of the operating pedal is realized.

In another more reliable embodiment, on the basis of any one of the above embodiments, the pedal bracket 2 further comprises a transition hinge point frame 4, a connecting rod 6 and a tension spring 7, the pedal bracket 2 comprises a long shaft 21, a short shaft 23 and a tension spring fixing plate 22, the transition hinge point frame 4 is mounted on the long shaft through an oil bearing 5 and can rotate around the long shaft, a first hinge point of the transition hinge point frame 4 can be hinged to the lower end of the connecting rod 6 through a bolt and a cotter pin, a second hinge point is hinged to a hinge point of a master cylinder 9, and the master cylinder 9 is fixed on the pedal bracket 2.

The brake pedal 8 is arranged on the short shaft 23 through the oil-retaining bearing 5 and can rotate around the short shaft 23, the middle part of the brake pedal 8 can be hinged with the upper end of the connecting rod 6 through a bolt and a cotter pin, one end of the tension spring 7 is hung on the brake pedal 8, and the other end of the tension spring is hung on the tension spring fixing plate 22.

As shown in figure 3, when a person steps on the brake pedal 8, the brake pedal 8 rotates around a hinge point A and drives the connecting rod 6 to move through a hinge point C, the connecting rod 6 drives the transition hinge point frame 4 to move around a hinge point B through a hinge point D, and the hinge points A and B are provided with oil-containing bearings 5, so that the brake pedal is lubricated during rotation. When the transition hinge point frame 4 rotates along with the rotation of the brake pedal 8, the push rod of the brake master cylinder 9 is driven to move, and the braking effect is achieved. According to the design, the rotating hinge point of the brake pedal 8 is very close to the rotating point of the foot of a person, when the person tramples the brake pedal 8, the rotating track of the brake pedal 8 is very close to the rotating rule of the foot of the person, and therefore the relative movement of the foot and the brake pedal 8 is greatly reduced.

Through the motion analysis of the structure, the brake pedal 8 selects a reasonable hinge point position, and a rod system is added for transition, so that the brake pedal 8 and the foot of an operator can basically rotate in a coordinated manner, and the motion of the brake pedal 8 is more coordinated with the motion of the foot during braking; the comfort of the foot when the pedal is stepped on for braking is greatly improved, and an operator can feel comfortable when the brake pedal 8 is operated.

On the basis of the above embodiments, the tension spring fixing plate 22 has the connecting holes, and the rubber buffer pads 14 are connected in the connecting holes, and preferably, the number of the rubber buffer pads 14 is two and is uniformly distributed. When the pedal support 2 moves downwards, the rubber buffer 14 is contacted with the mounting seat 1, and the rubber buffer 14 has a buffer and shock absorption effect, so that the vibration and the damage of the pedal support 2 and the upper parts thereof are reduced. Preferably, the rubber buffer 14 is fixed to the tension spring fixing plate 22 by a nut, and is conveniently connected and adjusted up and down.

In another more reliable embodiment, on the basis of any one of the above embodiments, a detection switch 11 is further included, and the detection switch 11 is configured to transmit a signal to a brake lamp to provide information of vehicle braking to the outside. The detection switch 11 is arranged as shown in fig. 3, in this state, the detection switch 11 cannot detect the brake pedal 8 because the overlapping area of the brake pedal 8 and the detection switch 11 is insufficient and the detection switch 11 generates an effective signal; when the brake pedal 8 rotates counterclockwise, the overlapping area of the detection switch 11 and the brake pedal 8 gradually becomes larger, so that the detection switch 11 generates an effective detection signal at a certain position.

Detect switch 11 and install on pedal support 2 through switch support 10, switch support 10 can be for pedal support 2 regulation from top to bottom, it is concrete can be pedal support 2's side round hole, switch support 10 has the waist type hole along vertical direction, pass through bolted connection in round hole and waist type hole department between switch support 10 and pedal support 2, the waist type hole of switch support 10 can be followed the bolt and reciprocated, just also the hookup location of switch support 10 can be adjusted from top to bottom, realize detecting switch 11 and adjust from top to bottom. The height of the detection switch 11 can be adjusted to control when the switch can generate signals, so that the detection adjustable effect is achieved.

On the basis of each above-mentioned specific embodiment, switch support 10 is the rectangular plate, and one of them rectangular plate is fixed on pedal support 2, and detection switch 11 connects on another rectangular plate of switch support 10, links through the screw between detection switch 11 and the switch support 10 usually, connects conveniently. Switch bracket 10's right-angle board length is longer, and hookup location can be adjusted to this realizes that detection switch 11 can be adjusted around switch bracket 10 relatively, also realizes that detection switch 11 can be adjusted around 8 relative brake pedals, also can realize detecting adjustable purpose through adjusting the distance that detects switch 11 to 8 brake pedals.

The detection distance and the position of the detection switch 11 are adjustable, so that the whole mechanism is more convenient and flexible to use in the assembling process, is convenient to assemble and debug, can reduce the requirement on the manufacturing precision, and is convenient to process and manufacture.

In another more reliable embodiment, on the basis of any one of the above embodiments, the pedal support further includes an operation platform bottom plate 12 and a safety pedal 13, the operation platform bottom plate 12 is connected to the upper plate of the pedal support 2, and the operation platform bottom plate 12 is detachably connected to the pedal support 2 through a bolt.

The operation platform bottom plate 12 is provided with an opening, the safety pedal 13 is arranged at the opening of the operation platform bottom plate 12, and the connector of the full switch of the safety pedal 13 can be taken out and plugged before being disassembled through the opening, so that the safety pedal 13 and the operation platform bottom plate 12 can be disassembled integrally during maintenance, and the operation is simple. After the operating platform bottom plate 12 is detached, the whole mechanism has enough space for inspection and maintenance, so that the whole mechanism is very convenient to inspect and maintain, and the maintainability of the mechanism is improved. The whole mechanism is also favorable for being installed on the frame, thereby achieving the purpose of convenient maintenance and disassembly.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above that the utility model provides an adjustable operation pedal mechanism of industrial vehicle has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an adjustable operation pedal mechanism of industrial vehicle which characterized in that, is including mount pad (1) that is fixed in on the frame, sets up in pedal support (2) of mount pad (1) top, the lower extreme is connected with mount pad (1) and the upper end is connected with pedal support (2) and is used for driving drive pedal support (2) up-and-down motion's drive arrangement, connects brake pedal (8) and brake master cylinder (9) on pedal support (2).

2. The industrial vehicle adjustable operating pedal mechanism according to claim 1, characterized in that the driving means is an electric push rod (15).

3. The adjustable operating pedal mechanism of industrial vehicles according to claim 2, characterized in that the mounting seat (1) is connected with the axle seat of the pedal bracket (2) through a linear sliding bush (3), and the axle seat can slide up and down relative to the axle of the mounting seat (1).

4. The adjustable operating pedal mechanism of industrial vehicles according to claim 3, further comprising two moving guide wheel assemblies (17) mounted on the vehicle frame, wherein the guide wheels of the two moving guide wheel assemblies (17) are respectively tangent to two sides of the vertical plate (24) of the pedal bracket (2).

5. The adjustable operating pedal mechanism of industrial vehicles according to any one of claims 1 to 4, characterized by further comprising a transition hinge point frame (4), a connecting rod (6) and a tension spring (7), wherein the pedal bracket (2) comprises a long shaft (21), a short shaft (23) and a tension spring fixing plate (22), the transition hinge point frame (4) is mounted on the long shaft through an oil bearing (5) and can rotate around the long shaft, a first hinge point of the transition hinge point frame (4) is hinged with the lower end of the connecting rod (6), a second hinge point is hinged with a hinge point of a master cylinder (9), and the master cylinder (9) is fixed on the pedal bracket (2);

brake pedal (8) are installed on minor axis (23) and can rotate around minor axis (23) through oiliness bearing (5), and the middle part of brake pedal (8) is articulated with the upper end of connecting rod (6), and the one end of extension spring (7) is hung on brake pedal (8), and the other end is hung on extension spring fixed plate (22).

6. The adjustable operating pedal mechanism of industrial vehicles according to claim 5, characterized in that the tension spring fixing plate (22) has a connecting hole therein, and a rubber cushion (14) is connected in the connecting hole.

7. The adjustable operating pedal mechanism of industrial vehicles according to any one of claims 1 to 4, further comprising a detection switch (11), wherein the detection switch (11) is mounted on the pedal bracket (2) through a switch bracket (10), and the switch bracket (10) is adjustable up and down relative to the pedal bracket (2).

8. The adjustable operating pedal mechanism of industrial vehicles according to claim 7, characterized in that the switch bracket (10) is a square plate, the detection switch (11) is connected to one square plate of the switch bracket (10), and the detection switch (11) can be adjusted back and forth relative to the switch bracket (10).

9. The adjustable operating pedal mechanism of industrial vehicles according to any one of claims 1 to 4, further comprising an operating platform bottom plate (12) and a safety pedal (13), wherein the operating platform bottom plate (12) is connected to the upper plate of the pedal bracket (2), the operating platform bottom plate (12) is provided with an opening, and the safety pedal (13) is installed at the opening of the operating platform bottom plate (12).