CN110030372B - Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve - Google Patents
Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve Download PDFInfo
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- CN110030372B CN110030372B CN201910399192.0A CN201910399192A CN110030372B CN 110030372 B CN110030372 B CN 110030372B CN 201910399192 A CN201910399192 A CN 201910399192A CN 110030372 B CN110030372 B CN 110030372B
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- 239000000428 dust Substances 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4043—Control of a bypass valve
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a vehicle pneumatic control auxiliary gear shifting system comprising a handle ball valve, and belongs to the technical field of auxiliary gear shifting devices. The problems of high failure rate, difficult arrangement, high exhaust noise and lack of air leakage protection in the prior art are solved. Comprises a handle ball valve, a high-low gear shift working cylinder, an air storage cylinder, an air inlet pipe, a high-gear air outlet pipe, a low-gear air outlet pipe and an air outlet pipe; the handle ball valve is internally provided with an air inlet P port, a high-grade air outlet A port, a low-grade air outlet B port, an air outlet R port and a high-grade change-over switch, one end of an air inlet pipe is connected with an air storage cylinder, the other end of the air inlet pipe is connected with the air inlet P port, one end of a high-grade air outlet pipe is connected with a high-grade air inlet on a high-grade gear shifting working cylinder, the other end of the high-grade air outlet pipe is connected with the high-grade air outlet A port, one end of a low-grade air outlet pipe is connected with a low-grade air inlet on the high-grade and low-grade gear shifting working cylinder, the other end of the low-grade air outlet pipe is connected with the low-grade air outlet B port, and one end of an air outlet pipe is connected with the air outlet R port.
Description
Technical Field
The invention relates to the technical field of auxiliary gear shifting devices, in particular to a vehicle pneumatic control auxiliary gear shifting system comprising a handle ball valve.
Background
In recent years, with the high-speed development of the road logistics transportation industry in China, in order to improve the fuel economy of commercial truck transportation, the application of a multi-gear transmission is comprehensively popularized from heavy trucks to light truck types, and a mode of performing high-low gear switching operation of a multi-gear box by using a pneumatic control two-position five-way manual valve becomes the current mainstream.
The pneumatic control pair gear shifting device in the prior art adopts a manual left-right sliding type design, has the defects of high operation resistance, difficult gear shifting, easy loss of parts such as sealing rings caused by frequent sliding friction, easy air leakage, high failure rate and the like, and prolongs the service life; in design, redundant gas is directly discharged into a cab through an exhaust hole arranged on the auxiliary gear shifting manual valve, noise and pollution are easily caused to the cab, and people can mistakenly blow by the air valve when working, so that uncomfortable working environment is formed; the current pneumatic control two-position five-way manual valve is difficult to design, install and arrange, and the arrangement position is not beneficial to the comfort of man-machine operation; the current pneumatic control pair shift air blocking chamber also lacks an air storage cylinder air leakage protection device. Therefore, the pneumatic control auxiliary gear shifting system and the manual valve in the prior art have a few technical problems to be solved.
Disclosure of Invention
The invention aims to provide a vehicle pneumatic control auxiliary gear shifting system comprising a handle ball valve, which solves the problems of high failure rate, difficult arrangement, control incongruity with man-machine control comfort, high exhaust noise and lack of air leakage protection in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a vehicle pneumatic control auxiliary gear shifting system comprising a handle ball valve comprises the handle ball valve, a high-low gear shifting working cylinder, an air storage cylinder, an air inlet pipe, a high-gear air outlet pipe, a low-gear air outlet pipe and an air outlet pipe; the novel high-grade gear shifting valve is characterized in that an air inlet P port, a high-grade air outlet A port, a low-grade air outlet B port, an air outlet R port and a high-grade change-over switch used for switching the high-grade air path communication or the low-grade air path communication in the handle ball valve are arranged in the handle ball valve, one end of an air inlet pipe is connected with an air storage cylinder, the other end of the air inlet pipe is connected with the air inlet P port, one end of a high-grade air outlet pipe is connected with a high-grade air inlet on a high-grade gear shifting working cylinder, the other end of the high-grade air outlet pipe is connected with the high-grade air outlet A port, one end of the low-grade air outlet pipe is connected with the low-grade air outlet B port, one end of an air outlet pipe is connected with the air outlet R port, and the other end of the air outlet pipe is arranged outside a bottom plate hole of a cab.
When the automobile starts, the high-low gear change-over switch is manually moved downwards to a low gear position, at the moment, the air inlet P port of the handle ball head valve is communicated with the low gear air outlet B port, compressed air in the air storage cylinder enters the low gear air inlet of the high-low gear shift working cylinder through the low gear air outlet pipe, the high-low gear shift working cylinder moves leftwards to hang the transmission into a low gear area, at the moment, the air outlet A port of the handle ball head valve is communicated with the air outlet R port, and compressed air in the high-gear air inlet of the high-low gear shift working cylinder is discharged into the atmosphere outside a driver's cabin through the high-gear air outlet pipe and the exhaust pipe.
When the automobile runs to a certain speed, the high-low gear change-over switch is manually moved upwards to a high-gear position, at the moment, the air inlet P port of the handle ball head valve is communicated with the air outlet A port of the high-gear, compressed air in the air storage cylinder enters the high-gear air inlet of the high-low gear shift working cylinder through the high-gear air outlet pipe, the high-low gear shift working cylinder moves rightwards to put the transmission into a high-gear area, at the moment, the air outlet B port of the handle ball head valve is communicated with the air outlet R port, and compressed air in the low-gear air inlet of the high-low gear shift working cylinder is discharged into the atmosphere outside the cab through the low-gear air outlet pipe and the exhaust pipe.
Further, the handle ball valve comprises a valve body, a fixing hole matched with the gear selecting and shifting control rod is formed in the valve body, and a plug clamp spring matched with a groove on the gear selecting and shifting control rod is arranged on the side wall of the fixing hole. The handle ball valve is fast installed and detached through the structure, and production and maintenance efficiency is improved.
Further, a dust cover is connected to the bottom of the valve body through a buckle, and the dust cover is in an inverted funnel shape. The dust cover is arranged, so that the dust prevention effect is improved.
Further, a clamping groove is formed in the outer edge of the bottom of the valve body, and the buckle is used for connecting the dust cover to the valve body through the cooperation of the clamping groove.
Further, the handle ball valve is provided with a one-way valve between the air inlet P port and the air inlet pipe. When the air reservoir and the air inlet pipe are accidentally damaged and air leakage occurs, the check valve can effectively keep the reliability of the existing gear shifting, and the safety of the air path is improved.
Compared with the prior art, the invention has the following beneficial effects:
the traditional gear shifting handle and the manual valve are integrally arranged together, the structure is simple and reliable, the operation accords with the man-machine engineering, the operation comfort is improved, the failure rate of the auxiliary variable operation handle is low, the service life is longer, no exhaust noise is generated, the air inlet air channel is provided with the one-way valve, and the air channel is safer; the handle ball head valve adopts a plug-in type assembly structure, and the production assembly efficiency is high.
Drawings
FIG. 1 is a schematic illustration of the configuration of a vehicle pneumatic auxiliary gear shifting system incorporating a handle ball valve of the present invention;
FIG. 2 is a schematic illustration of a handle ball valve of a vehicle pneumatic control secondary shift system incorporating the handle ball valve of the present invention;
FIG. 3 is a schematic view of the air path interface of a handle ball valve of a vehicle pneumatic control secondary shift system incorporating the handle ball valve of the present invention;
fig. 4 is a schematic view of the valve body structure of a handle ball valve of a vehicle pneumatic auxiliary gear shifting system including the handle ball valve of the present invention.
The marks in the figure: the novel high-speed gear-shifting valve comprises a 1-handle ball valve, a 2-high-low gear shift working cylinder, a 3-air storage cylinder, a 4-air inlet pipe, a 5-high gear air outlet pipe, a 6-low gear air outlet pipe, a 7-air outlet pipe, a 1.1-valve body, a 1.2-high-low gear change-over switch, a 1.3-one-way valve, a 1.4-buckle, a 1.5-dust cover, a 2.1-high gear air inlet, a 2.2-low gear air inlet, a 1.1.1-air inlet P, a 1.1.2-high gear air outlet A, a 1.1.3-low gear air outlet B, a 1.1.4-air outlet R, a 1.1.5-plug clamp spring and a 1.1.6-clamping groove.
Detailed Description
The present invention is further described below in conjunction with embodiments, which are merely some, but not all embodiments of the present invention. Based on the embodiments of the present invention, other embodiments that may be used by those of ordinary skill in the art without making any inventive effort are within the scope of the present invention.
Example 1:
as shown in fig. 1 and 3, a vehicle pneumatic control auxiliary gear shifting system comprising a handle ball valve comprises a handle ball valve 1, a high-low gear shifting working cylinder 2, an air storage cylinder 3, an air inlet pipe 4, a high-gear air outlet pipe 5, a low-gear air outlet pipe 6 and an air outlet pipe 7; the novel high-grade shift valve is characterized in that an air inlet P port 1.1.1, a high-grade air outlet A port 1.1.2, a low-grade air outlet B port 1.1.3, an air outlet R port 1.1.4 and a high-grade switch 1.2 for switching the high-grade air channel communication or the low-grade air channel communication in the handle ball valve 1 are arranged in the handle ball valve 1, one end of an air inlet pipe 4 is connected with an air storage cylinder 3, the other end of the air inlet pipe 4 is connected with the air inlet P port 1.1.1, one end of a high-grade air outlet pipe 5 is connected with a high-grade air inlet 2.1 on a high-grade shift working cylinder 2, the other end of a high-grade air outlet pipe 5 is connected with the high-grade air outlet A port 1.1.2, one end of a low-grade air outlet pipe 6 is connected with the low-grade air outlet B port 1.1.3, one end of an air outlet pipe 7 is connected with the air outlet R port 1.1.4, and the other end of the air outlet pipe 7 is arranged outside a bottom plate hole of a cab.
The working principle of the pneumatic control auxiliary gear shifting system is as follows: when the automobile starts, the high-low gear change-over switch 1.2 is manually shifted downwards to a low gear position, at the moment, the air inlet P port 1.1.1 of the handle ball valve 1 is communicated with the low gear air outlet B port 1.1.3, compressed air in the air storage cylinder 3 enters the low gear air inlet 2.2 of the high-low gear shift working cylinder 2 through the low gear air outlet pipe 6, the high-low gear shift working cylinder 2 moves leftwards to put the transmission into a low gear area, at the moment, the high gear air outlet A port 1.1.2 of the handle ball valve 1 is communicated with the air outlet R port 1.1.4, compressed air in the high gear air inlet 2.1 of the high-low gear shift working cylinder 2 is discharged into the atmosphere outside a driver through the high gear air outlet pipe 5 and the exhaust pipe 7.
When the automobile runs to a certain speed, the high-low gear change-over switch 1.2 is manually shifted upwards to a high-gear position, at the moment, the air inlet P port 1.1.1 of the handle ball valve 1 is communicated with the high-gear air outlet A port 1.1.2, compressed air in the air storage cylinder 3 enters the high-gear air inlet 2.1 of the high-low gear shift working cylinder 2 through the high-gear air outlet pipe 5, the high-low gear shift working cylinder 2 moves rightwards to hang the transmission into a high-gear area, at the moment, the air outlet B port of the handle ball valve 1 is communicated with the air outlet R port 1.1.4, compressed air in the low-gear air inlet 2.2 of the high-low gear shift working cylinder 2 is discharged into the atmosphere outside a driver through the low-gear air outlet pipe 6 and the exhaust pipe 7.
Example 2:
as shown in fig. 2 and 4, this embodiment is further optimized on the basis of embodiment 1, and this embodiment focuses on the improvement compared with embodiment 1, and the same points are not repeated, in this embodiment, the handle ball valve 1 includes a valve body 1.1, a fixing hole matched with a gear selecting and shifting lever is provided in the interior of the valve body 1.1, and a plug snap spring 1.1.5 matched with a groove on the gear selecting and shifting lever is provided on a side wall of the fixing hole. The handle ball valve 1 is quickly installed and detached through the structure, and production and maintenance efficiency is improved. The bottom of the valve body 1.1 is connected with a dust cover 1.5 through a buckle 1.4, and the dust cover 1.5 is in an inverted funnel shape. The dust cover 1.5 is arranged to improve the dust prevention effect.
In a more preferred embodiment, a clamping groove 1.1.6 is formed in the outer edge of the bottom of the valve body 1.1, and the buckle 1.4 is matched with the clamping groove 1.1.6 to connect the dust cover 1.5 to the valve body 1.1.
Example 3:
as shown in fig. 1, this embodiment is further optimized on the basis of embodiment 1, and this embodiment focuses on the improvement compared with embodiment 1, and the same parts are not repeated, in this embodiment, the handle ball valve 1 is provided with a one-way valve 1.3 between the air inlet P port 1.1.1 and the air inlet pipe 4. When the air cylinder 3 and the air inlet pipe 4 are damaged accidentally, the check valve 1.3 can effectively keep the reliability of the existing gear shifting, and the safety of the air path is improved.
In this embodiment, the high-low gear shift working cylinder 2 is always located at one of the two positions of "high gear" or "low gear", and one cavity of the high-low gear shift working cylinder 2 is always kept always in ventilation with the air storage cylinder 3, but when the air pressure is reduced or no air pressure is applied, the shift working cylinder is always located at the current gear, and does not automatically act until compressed air is flushed again, and when the high-low gear change-over switch 1.2 is switched, the state of the high-low gear shift working cylinder 2 is not changed. Stability and safety are improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. A vehicle pneumatic control secondary gear shifting system comprising a handle ball valve, characterized in that: comprises a handle ball valve (1), a high-low gear shift working cylinder (2), an air cylinder (3), an air inlet pipe (4), a high-gear air outlet pipe (5), a low-gear air outlet pipe (6) and an air outlet pipe (7); the novel high-speed gear shifting valve is characterized in that an air inlet P port (1.1.1), a high-grade air outlet A port (1.1.2), a low-grade air outlet B port (1.1.3), an air outlet R port (1.1.4) and a high-grade change-over switch (1.2) for switching high-grade air channel communication or low-grade air channel communication in the handle ball valve (1) are arranged in the handle ball valve (1), one end of an air inlet pipe (4) is connected with an air storage cylinder (3), the other end of the air inlet pipe (4) is connected with the air inlet P port (1.1.1), one end of a high-grade air outlet pipe (5) is connected with a high-grade air inlet (2.1) on the high-grade and low-grade gear shifting working cylinder (2), one end of the low-grade air outlet pipe (6) is connected with a low-grade air outlet B port (1.1.3), one end of the high-grade air outlet pipe (5) is connected with a high-grade air outlet port (2.1.2) on the high-grade working cylinder, and one end of the low-grade air outlet pipe (7) is connected with an exhaust pipe hole (1.7) on the bottom of an exhaust pipe (1.7), and the other end of the exhaust pipe is arranged outside the exhaust pipe (1.7.7).
2. A vehicle pneumatic secondary shift system including a handle ball valve as in claim 1 wherein: the handle ball valve (1) comprises a valve body (1.1), a fixing hole matched with a gear selecting and shifting control rod is formed in the valve body (1.1), and a plug clamp spring (1.1.5) matched with a groove on the gear selecting and shifting control rod is arranged on the side wall of the fixing hole.
3. A vehicle pneumatic secondary shift system including a handle ball valve as claimed in claim 2 wherein: the bottom of the valve body (1.1) is connected with a dust cover (1.5) through a buckle (1.4), and the dust cover (1.5) is in an inverted funnel shape.
4. A vehicle pneumatic secondary shift system including a handle ball valve as claimed in claim 3 wherein: the clamping groove (1.1.6) is formed in the outer edge of the bottom of the valve body (1.1), and the buckle (1.4) is used for connecting the dust cover (1.5) on the valve body (1.1) through matching with the clamping groove (1.1.6).
5. A vehicle pneumatic secondary shift system including a handle ball valve as in any of claims 1-4 wherein: the handle ball valve (1) is provided with a one-way valve (1.3) between the air inlet P port (1.1.1) and the air inlet pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910399192.0A CN110030372B (en) | 2019-05-14 | 2019-05-14 | Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910399192.0A CN110030372B (en) | 2019-05-14 | 2019-05-14 | Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve |
Publications (2)
| Publication Number | Publication Date |
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| CN110030372A CN110030372A (en) | 2019-07-19 |
| CN110030372B true CN110030372B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910399192.0A Active CN110030372B (en) | 2019-05-14 | 2019-05-14 | Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve |
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| CN (1) | CN110030372B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720534A (en) * | 2020-06-16 | 2020-09-29 | 中国重汽集团济南动力有限公司 | Multi-mode vehicle gear shifting control system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2353337A (en) * | 1999-08-19 | 2001-02-21 | Rover Group | Gearlever and controller with automatic switching between manual and automatic modes |
| CN203604616U (en) * | 2013-11-28 | 2014-05-21 | 徐州重型机械有限公司 | High-and-low-gear gearbox, protection mechanism thereof and vehicle |
| CN104500779A (en) * | 2014-12-13 | 2015-04-08 | 陕西法士特齿轮有限责任公司 | Heavy truck transmission with main and auxiliary box structures and single-H gate valve |
| CN106051139A (en) * | 2016-08-12 | 2016-10-26 | 中国第汽车股份有限公司 | Pneumatic gear shifting control system assembly for auxiliary box of multi-gear transmission |
| CN208634352U (en) * | 2018-07-06 | 2019-03-22 | 一汽解放汽车有限公司 | A kind of secondary box of gearbox gas control shifting control system assembly |
| CN210106560U (en) * | 2019-05-14 | 2020-02-21 | 中国重汽集团成都王牌商用车有限公司 | Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve |
-
2019
- 2019-05-14 CN CN201910399192.0A patent/CN110030372B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2353337A (en) * | 1999-08-19 | 2001-02-21 | Rover Group | Gearlever and controller with automatic switching between manual and automatic modes |
| CN203604616U (en) * | 2013-11-28 | 2014-05-21 | 徐州重型机械有限公司 | High-and-low-gear gearbox, protection mechanism thereof and vehicle |
| CN104500779A (en) * | 2014-12-13 | 2015-04-08 | 陕西法士特齿轮有限责任公司 | Heavy truck transmission with main and auxiliary box structures and single-H gate valve |
| CN106051139A (en) * | 2016-08-12 | 2016-10-26 | 中国第汽车股份有限公司 | Pneumatic gear shifting control system assembly for auxiliary box of multi-gear transmission |
| CN208634352U (en) * | 2018-07-06 | 2019-03-22 | 一汽解放汽车有限公司 | A kind of secondary box of gearbox gas control shifting control system assembly |
| CN210106560U (en) * | 2019-05-14 | 2020-02-21 | 中国重汽集团成都王牌商用车有限公司 | Vehicle pneumatic control auxiliary gear shifting system comprising handle ball valve |
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| CN110030372A (en) | 2019-07-19 |
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