CN112265441A

CN112265441A - Automobile clutch pedal assembly

Info

Publication number: CN112265441A
Application number: CN202011345186.6A
Authority: CN
Inventors: 孙广文; 孙一根; 孙一经
Original assignee: Jiangsu Shuangju Automobile Parts Co ltd
Current assignee: Jiangsu Shuangju Automobile Parts Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-01-26

Abstract

The invention discloses an automobile clutch pedal assembly which comprises an installation seat, wherein a pedal arm is rotatably connected to a fixed seat, a C-shaped seat is fixedly connected to the top of the pedal arm, a sliding block is arranged between the installation seat and the C-shaped seat, a fixing mechanism is arranged between the C-shaped seat and the sliding block, the left end of the sliding block is rotatably connected with a sliding rod, a hollow air cylinder is fixedly connected to the right end of the installation seat, a buffer mechanism is arranged between the sliding rod and the hollow air cylinder, and a dismounting mechanism is arranged between the hollow air cylinder and the installation seat. The sliding rod is reasonable in structure, the sliding rod can be horizontally arranged through the matching of the sliding block and the C-shaped seat, and gas is prevented from escaping; the sliding block is prevented from being separated from the C-shaped seat through the fixing mechanism, and the vehicle flameout caused by quick return can be avoided through the buffer mechanism when the pedal returns, so that the use is convenient; the cylinder is convenient to disassemble and maintain through the matching of the fixing mechanism and the disassembling mechanism, and the time is saved.

Description

Automobile clutch pedal assembly

Technical Field

The invention relates to the technical field of automobile production, in particular to an automobile clutch pedal assembly.

Background

The automobile clutch is positioned in a flywheel shell between an engine and a gearbox, the clutch assembly is fixed on the rear plane of a flywheel by screws, and an output shaft of the clutch is an input shaft of the gearbox. During the running of the automobile, the driver can press or release the clutch pedal according to the requirement, so that the engine and the gearbox are temporarily separated and gradually jointed, and the power input by the engine to the gearbox is cut off or transmitted. The prior art discloses an automobile clutch pedal assembly with application number CN201820183793.9, it relates to automobile production technical field, it contains the running-board, the signal reflection pot, the fixed pin, buffer cylinder, a fixed bolster, the distance measuring probe, the pedal arm, the high pressure gas holder, first inner chamber, the cylinder outer wall, the push pedal, the second inner chamber, the piston rod, pressure detector, the fixed plate, fixed bolster inboard lower extreme is provided with the distance measuring probe, fixed bolster inboard top is provided with buffer cylinder, first inner chamber and second inner chamber are separated into through the push pedal to cylinder outer wall inside, the push pedal outside is provided with the piston rod, be provided with the high pressure gas holder on the buffer cylinder outer wall, be provided with pressure detector in the high pressure gas holder, fixed bolster inboard middle part is provided with the fixed bolster, install the pedal arm. Its measurement accuracy is higher, can in time control opening and shutting of clutch, can avoid the vehicle that quick return leads to flame out when the footboard return moreover, facilitates the use. In the patent, when the pedal plate is stressed to move, the top of the pedal arm can rotate by taking the fixed pin as the center to drive the piston rod and the push plate to move to the right, if the pedal plate moves too far, the pedal arm rotates by taking the fixed pin as the center too much, the piston rod and the push plate can be driven to move to the right and cannot move horizontally, a certain inclination angle can be generated, so that the gas in the buffer cylinder can be accelerated to escape, and the service life of the buffer cylinder is influenced; meanwhile, when the gas in the cylinder escapes, the gas needs to be repaired, the cylinder is fixedly arranged through the screw, when the cylinder is repaired, the screw needs to be detached, the operation is complex, and the time is wasted.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an automobile clutch pedal assembly.

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

automobile clutch footboard assembly, including the mount pad, fixedly connected with fixing base on the mount pad, the fixing base rotates and is connected with the pedal arm, the bottom fixedly connected with footboard body of pedal arm, install the signal reflection pot on the pedal arm, the range finding probe is installed on the right side of mount pad, the top fixedly connected with C type seat of pedal arm, be equipped with the slider between mount pad and the C type seat, slider and C type seat sliding connection, be equipped with fixed establishment between C type seat and the slider, the left end of slider rotates and is connected with the slide bar, the right-hand member fixedly connected with cavity cylinder of mount pad, be equipped with buffer gear between slide bar and the cavity cylinder, be equipped with disassembly body between cavity cylinder and the mount pad.

Preferably, the fixing mechanism comprises a limiting plate rotatably connected with the top of the C-shaped seat, two L-shaped rods are slidably connected in the limiting plate, two ends of each L-shaped rod penetrate through the outer wall of the limiting plate, a first spring is fixedly connected between the opposite ends of the two L-shaped rods and the limiting plate, two limiting grooves are formed in the inner wall of the C-shaped seat, and the opposite ends of the two L-shaped rods are embedded in the corresponding limiting grooves; the buffer mechanism comprises a limiting block fixedly connected with the left end of a sliding rod, the sliding rod penetrates through the outer wall of the hollow cylinder and is in sliding connection with the outer wall of the hollow cylinder, the limiting block is in sliding connection with the inner wall of the hollow cylinder, the bottom of the hollow cylinder is fixedly connected with a high-pressure air storage tank, a pressure detector is mounted at the inner bottom of the high-pressure air storage tank, and matched through holes are formed in opposite ends of the hollow cylinder and the high-pressure air storage tank in a penetrating mode; the disassembly mechanism comprises a limiting base fixedly connected with the left end of the hollow cylinder, the limiting base is embedded into the mounting seat and is provided with two fixing blocks which are connected with the mounting seat in a sliding mode, the two fixing blocks penetrate through the mounting seat, the back ends of the fixing blocks are respectively fixedly connected with a second spring, and the left ends of the fixing blocks are respectively abutted to the limiting base.

Preferably, the range finding probe is infrared distance measuring inductor, the measurement accuracy of range finding probe is the millimeter level, the range finding probe is connected with on-vehicle computer, the signal reflection pot is just setting up the range finding probe.

Preferably, the right end of the fixing block is provided with an inclined plane.

The invention has the beneficial effects that: the sliding rod can be horizontally arranged by matching the sliding block with the C-shaped seat, so that the escape of gas is avoided; the sliding block is prevented from being separated from the C-shaped seat through the fixing mechanism, and the vehicle flameout caused by quick return can be avoided through the buffer mechanism when the pedal returns, so that the use is convenient; the cylinder is convenient to disassemble and maintain through the matching of the fixing mechanism and the disassembling mechanism, and the time is saved.

Drawings

FIG. 1 is a cross-sectional view of a clutch pedal assembly for a vehicle according to the present invention;

FIG. 2 is a top view of a securing mechanism for a clutch pedal assembly of an automobile according to the present invention;

FIG. 3 is a cross-sectional view of a damper mechanism of a clutch pedal assembly for a vehicle according to the present invention;

FIG. 4 is a top sectional view of a release mechanism for a clutch pedal assembly of an automobile according to the present invention.

In the figure: the device comprises a mounting seat 1, a fixing seat 2, a pedal arm 3, a pedal body 4, a signal reflection pot 5, a distance measurement probe 6, a 7C-shaped seat, a sliding block 8, a limiting plate 9, a 10L-shaped rod, a first spring 11, a limiting groove 12, a sliding rod 13, a hollow cylinder 14, a limiting block 15, a through hole 16, a high-pressure air storage tank 17, a pressure detector 18, a limiting base 19, a fixing block 20 and a second spring 21.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the automobile clutch pedal assembly comprises a mounting seat 1, wherein a fixed seat 2 is fixedly connected to the mounting seat 1, the fixed seat 2 is rotatably connected with a pedal arm 3, the bottom of the pedal arm 3 is fixedly connected with a pedal body 4, anti-skid lines are arranged on the outer wall of the pedal body 4 to avoid sliding when a user steps on the pedal, a signal reflection pot 5 is arranged on the pedal arm 3, a distance measurement probe 6 is arranged on the right side of the mounting seat 1, the distance measurement probe 6 is an infrared distance measurement sensor, the measurement precision of the distance measurement probe 6 is millimeter level, the distance measurement probe 6 is connected with an on-board computer, the signal reflection pot 5 is arranged opposite to the distance measurement probe 6, the moving distance of the pedal body 4 can be detected through the matching of the distance measurement probe 6 and the signal reflection pot 5, data can be transmitted to; the top fixedly connected with C type seat 7 of pedal arm 3, be equipped with slider 8 between mount pad 1 and the C type seat 7, slider 8 and the 7 sliding connection of C type seat, be equipped with fixed establishment between C type seat 7 and the slider 8, fixed establishment includes the limiting plate 9 of being connected with the top rotation of C type seat 7, limiting plate 9 avoids slider 8 to break away from C type seat 7, sliding connection has two L type poles 10 in limiting plate 9, the outer wall setting of limiting plate 9 is all run through at the both ends of two L type poles 10, equal first spring of fixedly connected with 11 between the looks remote site of two L type poles 10 and the limiting plate 9, the inner wall of C type seat 7 is equipped with two spacing grooves 12, two L type poles 11 all imbed rather than the limiting groove 12 that corresponds in the end of carrying on the back mutually and set up, can guarantee the horizontal setting of slide bar 13 through the cooperation of slider 8 with C type seat 7, avoid gaseous spilling over. The left end of the slide block 8 is rotatably connected with a slide rod 13, the right end of the mounting seat 1 is fixedly connected with a hollow cylinder 14, the hollow cylinder 14 is divided into a left chamber and a right chamber through a limiting block 15, the air pressure of the left chamber and the air pressure of the right chamber are equal when in normal, a buffer mechanism is arranged between the slide rod 13 and the hollow cylinder 14, the buffer mechanism comprises a limiting block 15 fixedly connected with the left end of the slide rod 13, the slide rod 13 penetrates through the outer wall of the hollow cylinder 14 and is in sliding connection with the outer wall of the hollow cylinder 14, the limiting block 15 is in sliding connection with the inner wall of the hollow cylinder 14, the bottom of the hollow cylinder 14 is fixedly connected with a high-pressure air storage tank 17, a pressure detector 18 is arranged at the inner bottom of the high-pressure air storage tank 17, the pressure detector 18 is connected with a vehicle-mounted computer and is used for detecting whether the air pressure is normal, matched through, is convenient to use. Be equipped with the disassembly body between hollow cylinder 14 and the mount pad 1, the disassembly body include with hollow cylinder 14's left end fixed connection's spacing base 19, set up in spacing base 19 embedding mount pad 1, run through in the mount pad 1 be equipped with rather than two fixed block 20 of sliding connection, the right-hand member of fixed block 20 is provided with the inclined plane, be convenient for spacing base 19 insert in the mount pad 1, the looks back end of two fixed blocks 20 all with mount pad 1 fixedly connected with second spring 21, the left end of two fixed blocks 20 all offsets with spacing base 19, be convenient for through fixed establishment and disassembly body's cooperation to dismantle the maintenance to centering air cylinder 14, time is saved.

In the invention, when the pedal body 4 is not stepped on, the hollow cylinder 14 is in a contraction state, the pressure of a left cavity and the pressure of a right cavity of the hollow cylinder 14 are the same, when the gear shifting operation is carried out, the pedal body 4 is stepped on to enable the pedal arm 3 to rotate, the distance measuring probe 6 measures the distance from the pedal arm 3 to the mounting seat 1 and transmits data to the vehicle-mounted computer, and the vehicle-mounted computer controls the clutch to generate displacement with corresponding size according to the data; meanwhile, the pedal arm 3 rotates to drive the C-shaped seat 7 and the sliding block 8 to rotate, so that the sliding rod 13 moves rightwards, the sliding block 8 moves up and down under the limit of the C-shaped seat 7 in the process, the sliding rod 13 is guaranteed to be horizontal, the sliding rod 13 drives the limiting block 15 to move outwards, so that the volume of a right cavity of the hollow cylinder 14 is reduced, gas in the right cavity of the hollow cylinder 14 enters the high-pressure gas storage tank 17 through the through hole 16, so that the pressure in the high-pressure gas storage tank 17 is increased, the moving speed of the limiting block 15 is reduced along with the increase of the pressure until the limiting position is reached, and at the moment, the clutch; when the pedal body 4 is loosened, the limiting block 15 is gradually returned under the pushing of gas pressure, along with the reduction of the pressure in the right cavity of the hollow cylinder 14, the returning speed is changed from fast to slow, until the pressure in the left cavity and the pressure in the right cavity of the hollow cylinder 14 are equal again, the limiting block 15 stops moving at the moment, because the moving speed of the limiting block 15 is changed from fast to slow, the data change measured by the ranging probe 6 is changed from fast to slow, the accidental flameout of the vehicle is avoided, the pressure detector 18 can detect the pressure in the high-pressure gas storage tank 17, and when the pressure detector 18 detects that the pressure in the high-pressure gas storage tank 17 is lower than a set numerical value, an alarm signal is sent to a vehicle-mounted computer to.

When maintaining, at first make two L type poles 10 remove in opposite directions and break away from spacing groove 12, make first spring 11 compress, rotatory limiting plate 9 simultaneously, it is spacing no longer to make limiting plate 9 carry on slider 8, press two fixed blocks 20 simultaneously and make the removal of carrying on the back mutually, make the compression of second spring 21, can take out limiting base 19 from mount pad 1, take out slider 8 from C type seat 7 again, can take off hollow cylinder 14, high-pressure gas holder 17, slide bar 13, slider 8 together and maintain, the simple operation, and the maintenance efficiency is improved.

Claims

1. The automobile clutch pedal assembly comprises a mounting seat (1) and is characterized in that a fixing seat (2) is fixedly connected onto the mounting seat (1), a pedal arm (3) is rotatably connected onto the fixing seat (2), a pedal body (4) is fixedly connected to the bottom of the pedal arm (3), a signal reflection pot (5) is mounted on the pedal arm (3), a distance measuring probe (6) is mounted on the right side of the mounting seat (1), a C-shaped seat (7) is fixedly connected to the top of the pedal arm (3), a sliding block (8) is arranged between the mounting seat (1) and the C-shaped seat (7), the sliding block (8) is slidably connected with the C-shaped seat (7), a fixing mechanism is arranged between the C-shaped seat (7) and the sliding block (8), a sliding rod (13) is rotatably connected to the left end of the sliding block (8), a hollow air cylinder (14) is fixedly connected to the right end of the mounting seat (1), a buffer mechanism is arranged between the sliding rod (13) and the hollow cylinder (14), and a dismounting mechanism is arranged between the hollow cylinder (14) and the mounting seat (1).

2. The automobile clutch pedal assembly according to claim 1, wherein the fixing mechanism comprises a limiting plate (9) rotatably connected with the top of the C-shaped seat (7), two L-shaped rods (10) are slidably connected in the limiting plate (9), two ends of each L-shaped rod (10) penetrate through the outer wall of the limiting plate (9), a first spring (11) is fixedly connected between the opposite ends of the two L-shaped rods (10) and the limiting plate (9), two limiting grooves (12) are formed in the inner wall of the C-shaped seat (7), and the opposite ends of the two L-shaped rods (11) are embedded in the corresponding limiting grooves (12); the buffer mechanism comprises a limiting block (15) fixedly connected with the left end of a sliding rod (13), the sliding rod (13) penetrates through the outer wall of the hollow cylinder (14) and is in sliding connection with the outer wall of the hollow cylinder (14), the limiting block (15) is in sliding connection with the inner wall of the hollow cylinder (14), the bottom of the hollow cylinder (14) is fixedly connected with a high-pressure air storage tank (17), a pressure detector (18) is installed at the inner bottom of the high-pressure air storage tank (17), and opposite ends of the hollow cylinder (14) and the high-pressure air storage tank (17) are provided with matched through holes (16) in a penetrating mode; disassembly body includes with the left end fixed connection's of cavity cylinder (14) spacing base (19), set up in spacing base (19) embedding mount pad (1), run through in mount pad (1) be equipped with rather than two fixed block (20) of sliding connection, two the end of carrying on the back of the body of fixed block (20) all with mount pad (1) fixedly connected with second spring (21), two the left end of fixed block (20) all offsets with spacing base (19).

3. The automobile clutch pedal assembly according to claim 1, wherein the distance measuring probe (6) is an infrared distance measuring sensor, the measuring accuracy of the distance measuring probe (6) is millimeter level, the distance measuring probe (6) is connected with an on-vehicle computer, and the signal reflection pot (5) is arranged right opposite to the distance measuring probe (6).

4. The clutch pedal assembly of claim 2, wherein the right end of the fixing block (20) is provided with a slope.