CN215410128U

CN215410128U - AMT gear shifting manipulator for commercial vehicle

Info

Publication number: CN215410128U
Application number: CN202121627596.XU
Authority: CN
Inventors: 余沿华; 冯靖
Original assignee: Hubei Dafeng Automobile Intelligent Control System Co ltd
Current assignee: Hubei Dafeng Automobile Intelligent Control System Co ltd
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2022-01-04
Anticipated expiration: 2031-07-17

Abstract

The utility model relates to an AMT gear shifting manipulator of a commercial vehicle, which comprises a shell, a control lever assembly, a gear shifting groove and an induction device, wherein the shell is provided with a first gear shifting groove and a second gear shifting groove; the handball gear plate of the control lever assembly is provided with a plurality of gear characters which sequentially extend along the transverse direction, then bend and extend downwards and then bend along the same side with the upper part of the transverse extension part to transversely extend; the top surface of the gear shifting groove is provided with a gear tooth-shaped groove which is arranged in a C shape in a matching way. The utility model has simple and reasonable structural design and convenient operation and use, can effectively avoid the possibility of wrong gear shifting and the engagement of wrong gears, and effectively improves the accuracy and the comfort of gear shifting.

Description

AMT gear shifting manipulator for commercial vehicle

Technical Field

The utility model relates to the technical field of automobile spare and accessory parts, in particular to an AMT gear shifting manipulator for a commercial vehicle.

Background

Commercial vehicles are increasingly popularized by adopting AMT gearboxes. The gear shifting manipulators of the AMT all adopt electronic gear shifting manipulators, or are called wire-controlled gear shifting manipulators, wire-controlled gear shifters and the like. For convenience of description, the gear shifting manipulator is abbreviated as AMT hereinafter. Due to the requirements of a gearbox and a use scene of a commercial vehicle, at least 6 gears such as a forward gear A/D, a reverse gear R, a neutral gear N, a manual gear M, a creep mode gear Dm and Rm and the like can be generally set. The conventional AMT gear shifting manipulator is generally arranged in a straight row and also arranged in multiple rows, and the gear shifting control modes of corresponding gears are the gears of the straight row AMT gear shifting manipulator and the gears of the multiple rows AMT gear shifting manipulator respectively; the gear setting of these types of AMT gear shifting manipulators is realized by adopting 6-gear straight-line single-row or multi-row gears in auxiliary knob adding and key pressing gears; especially, the gears Dm and Rm of the creep mode of the commercial vehicle are used frequently, and the gear setting is good or bad, so that the driving comfort is greatly influenced. Although the pure straight-row AMT gear shifting manipulator is simple to operate, the straight-row gears are more, gear selection is difficult, wrong gears are easy to be engaged, and meanwhile, the front gear shifting angle and the rear gear shifting angle are naturally larger due to more gears, so that the operation comfort is poor. The multi-gear is assisted by a key or a knob gear shifting operation mode, so that the probability of gear mismatching can be reduced, but the right hand of a driver needs to be separated from a gear handle during gear shifting, and the operation comfort is not good. Meanwhile, due to the arrangement of the knob or the key, the structure of the whole gear shifting controller is also complex, and the cost is increased along with the structure.

Therefore, the technical problem to be solved is to design a structure for arranging a reasonable gear to optimize the AMT gear shifting manipulator of the commercial vehicle and improve the gear shifting accuracy and comfort.

Disclosure of Invention

Aiming at the problems in the background technology, the utility model provides the AMT gear shifting manipulator of the commercial vehicle, which has reasonable gear arrangement, can effectively avoid the possibility of mistaken gear shifting and the engagement of wrong gears, and effectively improves the gear shifting accuracy and comfort.

The utility model is realized by the following technical scheme:

the AMT gear shifting manipulator for the commercial vehicle comprises a shell, a control lever assembly, a gear shifting groove and an induction device, wherein the control lever assembly is installed on the shell in a matching mode; the joystick assembly comprises a joystick; one end of the operating rod extends into the shell and is in matched contact connection with the gear shifting groove, the middle section of the operating rod is in matched hinge connection with the shell, and the other end of the operating rod extends towards the upper part of the shell; the operating rod assembly further comprises a handball, a bullet and a spring; the handball is arranged at one end of the operating rod extending out of the outer side of the shell in a matching way and comprises a handball body, a handball gear plate, an add-subtract button and a button PCB; the handball body is matched and arranged at one end of the operating lever, which extends out of the shell; the handball gear cards are installed on the rear side of the upper portion of the handball body in a matched mode, and are provided with a plurality of gear characters which sequentially extend transversely, then bend downwards and extend and then bend transversely along the same side as the upper portion transversely extending portion; the key PCB is arranged at the inner side of the handball body in a matching way and is electrically connected with the induction device through a wire harness component; the addition and subtraction key is arranged on one side of the handball body in a matching way, and one end of the addition and subtraction key extends into the inner side of the handball body and is pressed on the key PCB; the top surface of the gear shifting groove is provided with a gear tooth-shaped groove which is arranged in a C shape in a matching way; the bullet head matches the activity inlay dress in the control lever stretches into inside the one end of shell, the head of bullet head to the control lever outside stretch out and with keep off gear tooth-shaped groove matched contact and be connected, the afterbody of bullet head pass through the spring with the control lever stretches into the inside one end internal connection of shell.

Commercial car AMT gear shift control ware, wherein: the gears comprise a Dm gear, an Rm gear, an A/M gear, an N gear and an R gear; dm keeps off the position and is located A/M keeps off the position outside, Rm keeps off the position and keeps off the outside in R, N keeps off the setting and is in between A/M keeps off the position and the R keeps off.

Commercial car AMT gear shift control ware, wherein: the other end of the operating rod is also provided with a dust cover in a matching way, and the other end of the operating rod extends out of the outer side of the upper part of the shell after penetrating through the dust cover.

Commercial car AMT gear shift control ware, wherein: the operating rod is of an integrated structure and consists of a gear shifting ball, a handball mounting arm connected to the upper part of the gear shifting ball and a bullet mounting shaft connected to the lower part of the gear shifting ball; the gear shifting ball is mounted in an upper shell of the shell in a matching manner, and the upper part of the gear shifting ball is covered by the dust cover; a pair of hinged shafts is symmetrically and convexly arranged on the front and back opposite sides of the shifting ball and is respectively matched and hinged with the two opposite sides of the upper shell of the shell through the pair of hinged shafts; the handball mounting arm is matched with and penetrates through the dust cover and then extends out of the upper shell of the shell; the bullet mounting shaft extends into the lower shell of the shell and is axially matched with the end of the tail end to form a bullet mounting cavity.

Commercial car AMT gear shift control ware, wherein: the bullet head is movably embedded in the bullet head mounting cavity in a matching mode, the head portion of the bullet head extends out of the bullet head mounting cavity, and the tail portion of the bullet head is connected with the inner cavity bottom of the bullet head mounting cavity through the spring.

Commercial car AMT gear shift control ware, wherein: the dustproof cover is fixed at the lower end of the handball mounting arm in a matching way and is positioned outside the upper shell of the shell; and a control lever mounting hole for the other end of the control lever to pass through is formed in the center of the top of the dustproof cover in a matching and penetrating mode.

Commercial car AMT gear shift control ware, wherein: the housing includes a front cover and a rear cover; the front cover and the rear cover are assembled and fixed into a whole through fastening screws.

Has the advantages that:

according to the AMT gear shifting manipulator for the commercial vehicle, the gear tooth-shaped grooves are roughly arranged in a C shape, and Dm gear characters, Rm gear characters, A/M gear characters, N gear characters and R gear characters are arranged, so that gear shifting operation becomes very simple, the logic of gears is simple and clear, the operation is convenient, the forward gear and the reverse gear are clearly arranged, the peristaltic forward gear and the peristaltic reverse gear can be conveniently operated, the gear selection is simple, the wrong gear is not easy to be shifted, meanwhile, the right hand does not need to leave a gear handle, the operation is direct, the operation is comfortable and convenient, the bullet acts on the gear tooth-shaped grooves and is compressed in the bullet mounting cavity, the operating lever provides handball gear shifting force value change along with the outline of the gear tooth-shaped grooves, and a driver can clearly realize gear shifting operation intention; the utility model can ensure that the gear logic of the gear shifter is simple and clear, the structural arrangement is more compact, the volume is smaller, the arrangement of the whole vehicle is more convenient, and the assembly and the maintenance on the whole vehicle are simpler and more convenient.

Drawings

FIG. 1 is a schematic diagram of a gear arrangement of an AMT gear shifting manipulator of a commercial vehicle according to the utility model;

FIG. 2 shows another embodiment of the gear arrangement of the AMT shift actuator of the commercial vehicle according to the present invention;

FIG. 3 is an exploded view of the AMT shift operator of the commercial vehicle of the present invention;

FIG. 4 is a half-sectional view of the AMT shift operator of the commercial vehicle of the present invention;

FIG. 5 is a schematic view of the structural assembly of the lever assembly and the shift slot of the AMT shift operator for a commercial vehicle according to the present invention;

fig. 6 is a schematic structural diagram of a gear shifting groove of the AMT gear shifting manipulator of the commercial vehicle.

Detailed Description

As shown in fig. 1 to 6, the AMT gear shift manipulator for commercial vehicle of the present invention comprises a housing 1, a lever assembly 2, a shift groove 3 and a sensing device 4.

The housing 1 has an accommodating space therein, which includes a front cover 11, a rear cover 12, and a dust cover 13.

The four corners of the front cover 11 and the rear cover 12 are respectively provided with an assembly hole in a matching way, and the front cover 11 and the rear cover 12 are assembled and fixed by the assembly holes arranged on the four corners of the front cover 11 and the rear cover 12 and the fastening screws; the front cover 11 and the rear cover 12 are both composed of a lower half shell and an upper half shell, the lower half shells of the front cover 11 and the rear cover 12 are spliced with each other to form a square shell, and the upper half shells of the front cover 11 and the rear cover 12 are spliced with each other to form a spherical shell; the center of the top of the spherical shell is provided with a through hole; the dust cover 13 is an integral structure and is matched and positioned outside the spherical shell of the shell 1, and consists of a bowl-shaped shield 131 and a guide cover 132 fixed at the outer top of the shield 131; the dust cover 13 has a lever mounting hole extending from the top of the guide cover 132 to the center of the top of the shroud 131.

The joystick assembly 2 is fittingly mounted to the housing 1 and includes a joystick 21, a handball 22, a bullet 23 and a spring 24.

The operating lever 21 is an integrated structure and is composed of a shift ball 211, a handball mounting arm 212 connected to the upper part of the shift ball 211 and a bullet mounting shaft 213 connected to the lower part of the shift ball 211; the shift ball 211 is fittingly mounted in a spherical housing at the upper part of the housing 1 and the upper part is covered by the guide cover 132 of the dust cover 13; the guide cover 132 of the dust cover 13 is fittingly fixed to the lower end of the handball mounting arm 212; a pair of hinge shafts 214 are symmetrically and convexly arranged on the front and back opposite sides of the gear shifting ball 211 and are respectively matched and hinged with the upper half shells of the front cover 11 and the rear cover 12 through the pair of hinge shafts 214; the handball mounting arm 212 passes through the lever mounting hole 131 in the center of the upper part of the dust cover 13 and protrudes outside the spherical shell of the housing 1; the bullet mounting shaft 213 extends into the square housing at the lower part of the housing 1, and has a bullet mounting cavity axially matching with the end of the bullet mounting shaft.

The handball 22 is matched with one end of a handball mounting arm 212 mounted on the operating lever 21 and extending towards the outside of the spherical shell of the shell 1; the handball 22 comprises a handball body 221, a handball shift board 222, an add-subtract button 223, a button PCB224 and a wiring harness component 225; the handball body 221 is matched and arranged at one end of the handball mounting arm 212 which extends out of the spherical shell of the shell 1; the handball gear cards 222 are arranged on the rear side of the upper part of the handball body 221 in a matching manner, and are provided with a plurality of gear characters which sequentially extend transversely, then bend downwards and extend and then bend transversely along the same side as the upper part transversely extending part; in the embodiment, the handball gear plate 222 is provided with a Dm gear character, an Rm gear character, an a/M gear character, an N gear character and an R gear character in a matching manner, the Dm gear is positioned outside the a/M gear, the Rm gear is positioned outside the R gear, and the N gear is arranged between the a/M gear and the R gear; the add-subtract button 223 is arranged at one side of the handball body 221 in a matching way, one end of the add-subtract button is protruded out of the handball body 221, and the other end of the add-subtract button is extended into the inner side of the handball body 221 and is pressed on the button PCB 224; the button PCB224 is disposed inside the handball body 221 in a matching manner, and one end of the button PCB is electrically connected to the sensing device 4 through a wiring harness 225.

The bullet 23 is fitted into the bullet mounting cavity of the bullet mounting shaft 213 of the operating lever 21, the head of the bullet 23 extends out of the bullet mounting cavity of the bullet mounting shaft 213, and a spring 24 is fitted between the tail of the bullet 23 and the bottom of the bullet mounting cavity of the bullet mounting shaft 213.

The gear shifting groove 3 is arranged at the inner bottom of the square shell of the shell 1 in a matching way, and the top surface of the gear shifting groove is provided with a gear tooth-shaped groove 31 in a matching way; the gear tooth-shaped grooves 31 are arranged in a C shape; the head of the bullet head 23 is matched and propped in the gear tooth-shaped groove 31 of the gear shifting groove 3; the bullet 23 acts on the gear groove 3 and is compressed in the bullet mounting cavity of the bullet mounting shaft 213, the operating lever 21 provides the change of the gear shifting force value of the handball 22 along with the profile of the gear tooth groove 31 of the gear shifting groove 3, and the driver can clearly realize the intention of gear shifting operation.

The induction device 4 is matched and arranged inside the shell 1 and comprises a main PCBA41 and an induction magnet 42; wherein, the main PCBA41 is arranged inside the shell 1 in a matching way, and is electrically connected with the key PCB224 through the wiring harness component 225; the main PCBA41 is also provided with a magnetic inductor; the induction magnet 42 is mounted on the bullet mounting shaft 213 of the joystick 21 and is connected to the magnetic sensor by a magnetic induction signal.

The utility model has reasonable and compact structural design and convenient operation and use, can effectively avoid the possibility of wrong gear shifting and the engagement of wrong gears, effectively improves the accuracy and the comfort of gear shifting, and is suitable for popularization and application.

Claims

1. An AMT gear shifting manipulator of a commercial vehicle comprises a shell, a control lever assembly, a gear shifting groove and an induction device, wherein the control lever assembly is installed on the shell in a matching mode, the gear shifting groove is installed in the shell in a matching mode, and the induction device is located in the shell in a matching mode; the joystick assembly comprises a joystick; one end of the operating rod extends into the shell and is in matched contact connection with the gear shifting groove, the middle section of the operating rod is in matched hinge connection with the shell, and the other end of the operating rod extends towards the upper part of the shell; the method is characterized in that: the operating rod assembly further comprises a handball, a bullet and a spring;

the handball is arranged at one end of the operating rod extending out of the outer side of the shell in a matching way and comprises a handball body, a handball gear plate, an add-subtract button and a button PCB; the handball body is matched and arranged at one end of the operating lever, which extends out of the shell; the handball gear cards are installed on the rear side of the upper portion of the handball body in a matched mode, and are provided with a plurality of gear characters which sequentially extend transversely, then bend downwards and extend and then bend transversely along the same side as the upper portion transversely extending portion; the key PCB is arranged at the inner side of the handball body in a matching way and is electrically connected with the induction device through a wire harness component; the addition and subtraction key is arranged on one side of the handball body in a matching way, and one end of the addition and subtraction key extends into the inner side of the handball body and is pressed on the key PCB;

the top surface of the gear shifting groove is provided with a gear tooth-shaped groove which is arranged in a C shape in a matching way; the bullet head matches the activity inlay dress in the control lever stretches into inside the one end of shell, the head of bullet head to the control lever outside stretch out and with keep off gear tooth-shaped groove matched contact and be connected, the afterbody of bullet head pass through the spring with the control lever stretches into the inside one end internal connection of shell.

2. The commercial vehicle AMT shift operator according to claim 1, characterized in that: the gears comprise a Dm gear, an Rm gear, an A/M gear, an N gear and an R gear; dm keeps off the position and is located A/M keeps off the position outside, Rm keeps off the position and keeps off the outside in R, N keeps off the setting and is in between A/M keeps off the position and the R keeps off.

3. The commercial vehicle AMT shift operator according to claim 1, characterized in that: the other end of the operating rod is also provided with a dust cover in a matching way, and the other end of the operating rod extends out of the outer side of the upper part of the shell after penetrating through the dust cover.

4. The commercial vehicle AMT shift operator according to claim 3, characterized in that: the operating rod is of an integrated structure and consists of a gear shifting ball, a handball mounting arm connected to the upper part of the gear shifting ball and a bullet mounting shaft connected to the lower part of the gear shifting ball; the gear shifting ball is mounted in an upper shell of the shell in a matching manner, and the upper part of the gear shifting ball is covered by the dust cover; a pair of hinged shafts is symmetrically and convexly arranged on the front and back opposite sides of the shifting ball and is respectively matched and hinged with the two opposite sides of the upper shell of the shell through the pair of hinged shafts; the handball mounting arm is matched with and penetrates through the dust cover and then extends out of the upper shell of the shell; the bullet mounting shaft extends into the lower shell of the shell and is axially matched with the end of the tail end to form a bullet mounting cavity.

5. The commercial vehicle AMT shift operator according to claim 4, characterized in that: the bullet head is movably embedded in the bullet head mounting cavity in a matching mode, the head portion of the bullet head extends out of the bullet head mounting cavity, and the tail portion of the bullet head is connected with the inner cavity bottom of the bullet head mounting cavity through the spring.

6. The commercial vehicle AMT shift operator according to claim 4, characterized in that: the dustproof cover is fixed at the lower end of the handball mounting arm in a matching way and is positioned outside the upper shell of the shell; and a control lever mounting hole for the other end of the control lever to pass through is formed in the center of the top of the dustproof cover in a matching and penetrating mode.

7. The commercial vehicle AMT shift operator according to claim 1, characterized in that: the housing includes a front cover and a rear cover; the front cover and the rear cover are assembled and fixed into a whole through fastening screws.