CN104265719B - Pneumatic pile-up valve group - Google Patents
Pneumatic pile-up valve group Download PDFInfo
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- CN104265719B CN104265719B CN201410517944.6A CN201410517944A CN104265719B CN 104265719 B CN104265719 B CN 104265719B CN 201410517944 A CN201410517944 A CN 201410517944A CN 104265719 B CN104265719 B CN 104265719B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Housings (AREA)
- Multiple-Way Valves (AREA)
Abstract
The present invention provides a kind of pneumatic pile-up valve group, including air relief valve, proportional flow control valve and three electromagnetic valves, electromagnetic valve is two-position three-way valve, also include the main air inlet path and the main exhaust road that are provided with air relief valve, main air inlet path is connected to first, second, 3rd air inlet branch road, 3rd air inlet branch road is provided with proportional flow control valve, main exhaust road is connected with the air vent of three electromagnetic valves respectively by exhaust branch, air relief valve, proportional flow control valve and three electromagnetic valves are all fixed on a mounting board, an external seating side of installing plate offers the external air inlet connected with main air inlet path, the external connection row QI KOU connected with main exhaust road and three external working holes, main air inlet path, each air inlet branch road, exhaust line, each exhaust branch and work gas circuit are the inside air flue being arranged in installing plate.Each valve is all pre-installed on a mounting board, and by internal air flue connection, it is less that whole pile-up valve group takies installing space, convenience quick for installation.
Description
Technical field
The present invention relates to a kind of pneumatic pile-up valve group.
Background technology
China's railway transportation equipment industry achieves breakthrough in major product field, has substantially met the needs of China railways and Construction of Urban Rail Traffic.It is configured with Wiper system to remove rainwater on headstock front window, the dust impact on the driver visual field at track front part of vehicle.Due to the high speed performance of rail vehicle, Wiper system can not adopt common motor driven systems, and needs Pneumatic drive system to the rain brush movement needs on the rail vehicle meeting high-speed motion.
Mostly existing conventional Pneumatic drive system is to be separately mounted on support by each control valve, then passes through external pipeline and the working hole of each control valve and air inlet, air vent correspondence are connected to form pneumatic control system.But this mounting means of connection being respectively mounted each control valve and being realized each control valve by external pipeline, not only installation process comparatively bothers, and it is intricate that external pipeline extends, it is difficult to repair and maintenance, and whole pneumatic control system to take installing space bigger.
Summary of the invention
The present invention provide a kind of easy for installation, take the pneumatic pile-up valve group that installing space is little.
The technical scheme of pneumatic pile-up valve group provided by the present invention is: pneumatic pile-up valve group, including air relief valve, proportional flow control valve and the first electromagnetic valve, second electromagnetic valve, 3rd electromagnetic valve, three electromagnetic valves are and have air inlet, air vent and working hole and control working hole respectively with air inlet, the two-position three-way valve of air vent switched conductive, described pile-up valve group also includes main air inlet path and main exhaust road, main air inlet path is provided with air relief valve, main air inlet path is connected to the first air inlet branch road of the air inlet connecting main air inlet path and the first electromagnetic valve in the upstream position of described air relief valve, main air inlet path is connected to correspondence connection main air inlet path and second respectively in the upstream position of described air relief valve, the second of the air inlet of the 3rd electromagnetic valve, 3rd air inlet branch road, 3rd air inlet branch road is provided with proportional flow control valve, described main exhaust road is connected with the air vent of three electromagnetic valves respectively by exhaust branch, described air relief valve, proportional flow control valve and three electromagnetic valves are all fixed on a mounting board, an external seating side of installing plate offers the external air inlet connected with main air inlet path, the external connection row QI KOU connected with main exhaust road and three external working holes, three external working holes connect with the working hole one_to_one corresponding of three electromagnetic valves respectively through work gas circuit, described main air inlet path, each air inlet branch road, exhaust line, each exhaust branch and work gas circuit are the inside air flue being arranged in installing plate, described installing plate is provided with described air relief valve, the installing hole that QI KOU on proportional flow control valve and three electromagnetic valves connects with corresponding inside air flue.
Described installing plate is installed with two-bit triplet reversal valve, two-bit triplet reversal valve has air inlet, working hole and air vent and control working hole respectively with air inlet, two working positions of air vent switched conductive, the air inlet of described two-bit triplet reversal valve and working hole are serially connected on described main air inlet path and are positioned at the upstream of described first air inlet branch road, the air vent of described two-position three-way valve is connected with described main exhaust road by urgent exhaust line, described urgent exhaust line is the inside air flue being arranged in described installing plate, installing plate is provided with the installing hole of the QI KOU of described two-bit triplet reversal valve with corresponding inside air flue connection.
Described two-bit triplet reversal valve is the hand-operated direction valve being performed manually by two working position switchings.
The normally open solenoid valve that when the first described electromagnetic valve is power-off, corresponding working hole connects with air inlet, second, third electromagnetic valve normally closed solenoid valve that when being power-off, corresponding working hole connects with air vent.
Having on described installing plate and the valve body installed surface of the described opposing setting of external seating side, described air relief valve, proportional flow control valve, two-bit triplet reversal valve and three electromagnetic valves are arranged on described valve body installed surface.
The invention has the beneficial effects as follows: pneumatic pile-up valve group provided by the present invention is when mounted, first by air relief valve, proportional flow control valve and three electromagnetic valves are pre-installed on a mounting board, and realize air relief valve by the inside air flue being arranged within installing plate, the connection of the corresponding QI KOU on proportional flow control valve and three electromagnetic valves, and then realize whole pneumatic control gas circuit, by controlling the energising of three electromagnetic valves, power-off and air relief valve, the adjustment of proportional flow control valve, so on the basis of a shared external air inlet and external connection row QI KOU, different operating pressures can be exported respectively on three external working holes, to tackle different pressure load requirements.And external air inlet, external connection row QI KOU and three external working holes are all provided in the same seating side of installing plate, dock efficient and convenient with external gas circuit during use, simultaneously, owing to each valve is all directly pre-install on a mounting board, and by internal air flue connection, so make the installing space that whole pile-up valve group takies less, the place that requirements of installation space is higher can be applied.
Further, go back integrated installation on a mounting board and have two-bit triplet reversal valve, so, when the pneumatic control gas circuit that air relief valve, proportional flow control valve and three electromagnetic valves are formed breaks down, urgent switching two-bit triplet reversal valve can be passed through to be discharged by the gases at high pressure in the inside air flue on installing plate, improve device security energy, it is simple to pile-up valve group is carried out Maintenance and Repair.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of pneumatic pile-up valve group provided by the present invention；
Fig. 2 is the rearview of pneumatic pile-up valve group shown in Fig. 1；
Fig. 3 is the schematic diagram of gas circuit of pneumatic pile-up valve group shown in Fig. 1.
Detailed description of the invention
As shown in Figure 1 to Figure 3, a kind of embodiment of pneumatic pile-up valve group, integrated valve body in this embodiment sets the installing plate 10 of respective inner air flue in including, before and after installing plate 10, both sides have valve body seating side 11 and the external seating side 12 of opposing setting, valve body seating side 11 is provided with air relief valve 6 by screw 7 and pad 8 fastening, proportional flow control valve 4, first electromagnetic valve 1, second electromagnetic valve 2, 3rd electromagnetic valve 3 and two-bit triplet reversal valve 5, wherein, three electromagnetic valves are has air inlet A1, air vent A2 and working hole A3 and control working hole A3 respectively with air inlet A1, the two-position three-way valve of air vent A2 switched conductive, and first electromagnetic valve 1 normally open solenoid valve that corresponding working hole connects with air inlet when being power-off, second electromagnetic valve 2, the normally closed solenoid valve that when 3rd electromagnetic valve is power-off, corresponding working hole connects with air vent, two-bit triplet reversal valve 5 then has air inlet A1, working hole A3 and air vent A2 and control working hole A3 respectively with air inlet A1, two working positions of air vent A2 switched conductive, two-bit triplet reversal valve is the hand-operated direction valve being performed manually by two working position switchings.The external seating side 12 of installing plate 10 is provided with external air inlet PG, external connection row QI KOU E and three external working holes, three external working holes are respectively for the external working hole AG of connection corresponding to the working hole of three electromagnetic valves, external working hole BG, external working hole CG, installing plate 10 is provided with for by external air inlet PG, external connection row QI KOU E and three external working hole QI KOU corresponding to each valve connect the inside air flue to form pneumatic control gas circuit, pneumatic control gas circuit includes and the external air inlet PG main air inlet path 20 connected, the main exhaust road 30 connected with external connection row QI KOU E, air relief valve 6 is arranged on main air inlet path 20, main air inlet path 20 is connected to the first air inlet branch road 21 of the air inlet connecting main air inlet path 20 and the first electromagnetic valve 1 in the upstream position of described air relief valve 6, main air inlet path 20 is connected to correspondence respectively in the upstream position of described air relief valve 6 and connects main air inlet path 20 and the second electromagnetic valve 2, second air inlet branch road 22 of the air inlet of the 3rd electromagnetic valve 3, 3rd air inlet branch road 23, 3rd air inlet branch road 23 is provided with described proportional flow control valve 4, described main exhaust road 30 is connected with the air vent of three electromagnetic valves respectively by exhaust branch 50, and the working hole of three electromagnetic valves is respectively through the external working hole one_to_one corresponding connection corresponding with three of work gas circuit 60, the air inlet of described two-bit triplet reversal valve 5 and working hole are serially connected on described main air inlet path 20 and are positioned at the upstream of described first air inlet branch road 21, the air vent of described two-position three-way valve 5 connects to carry out urgent aerofluxus by external connection row QI KOU E with described main exhaust road 30 by urgent exhaust line 40.Above-mentioned main air inlet path 20, each air inlet branch road, main exhaust road 30, each exhaust branch, work gas circuit 60 and urgent exhaust line 40 are the inside air flue being arranged in installing plate 10, the valve body seating side of described installing plate 10 are correspondingly provided with by the installing hole of the QI KOU on described air relief valve, proportional flow control valve and three electromagnetic valves, two-bit triplet reversal valves with corresponding inside air flue connection.
When normally using, two-bit triplet reversal valve 5 is in the working position making air inlet and working hole conducting, gases at high pressure supply to three electromagnetic valves through external air inlet PG, main air inlet path 20, meet different load requests obtaining different pressure, by adjusting flow that proportional flow control valve 4 can control in the 3rd air inlet branch road 23 quickly to regulate the output pressure of the corresponding external working hole BG to the connection of the working hole of the 3rd electromagnetic valve 3.After three electromagnetic valves are operated position switching, it is possible to work gas circuit 60 and exhaust branch 50 are turned on, and then the gas in work gas circuit is emptied through main exhaust road 30.
And when certain valve breaks down and causes that whole pneumatic control gas circuit breaks down, by switching the working position of two-position three-way valve 5, making working hole and the air vent conducting of two-bit triplet reversal valve 5, external air inlet PG closes, and whole pile-up valve group place enters emergency decompression state by external connection row QI KOU E.
In above-described embodiment, the outer three-way diverter valve of manual two is adopted to carry out pressure release during emergency decompression state, in other embodiments, it would however also be possible to employ reversal valve pneumatically or electrically carries out emergency decompression.
In above-described embodiment, first electromagnetic valve is normally open solenoid valve, and second, third electromagnetic valve is normally closed solenoid valve, is so easy to control the action of wiper on rail vehicle, in other embodiments, it is also possible to select suitable electromagnetic valve to meet design requirement according to practical situation.
In above-described embodiment, the equal integrated installation of each valve is in the same valve body seating side of installing plate, in other embodiments, it is also possible to according to practical situation and space requirement, installs each pile-up valve in place.
Claims (5)
1. pneumatic pile-up valve group, it is characterized in that: include air relief valve, proportional flow control valve and the first electromagnetic valve, second electromagnetic valve, 3rd electromagnetic valve, three electromagnetic valves are and have air inlet, air vent and working hole and control working hole respectively with air inlet, the two-position three-way valve of air vent switched conductive, described pile-up valve group also includes main air inlet path and main exhaust road, main air inlet path is provided with air relief valve, main air inlet path is connected to the first air inlet branch road of the air inlet connecting main air inlet path and the first electromagnetic valve in the upstream position of described air relief valve, main air inlet path is connected to correspondence connection main air inlet path and second respectively in the upstream position of described air relief valve, the second of the air inlet of the 3rd electromagnetic valve, 3rd air inlet branch road, 3rd air inlet branch road is provided with proportional flow control valve, described main exhaust road is connected with the air vent of three electromagnetic valves respectively by exhaust branch, described air relief valve, proportional flow control valve and three electromagnetic valves are all fixed on a mounting board, an external seating side of installing plate offers the external air inlet connected with main air inlet path, the external connection row QI KOU connected with main exhaust road and three external working holes, three external working holes connect with the working hole one_to_one corresponding of three electromagnetic valves respectively through work gas circuit, described main air inlet path, each air inlet branch road, exhaust line, each exhaust branch and work gas circuit are the inside air flue being arranged in installing plate, described installing plate is provided with described air relief valve, the installing hole that QI KOU on proportional flow control valve and three electromagnetic valves connects with corresponding inside air flue.
2. pneumatic pile-up valve group according to claim 1, it is characterized in that: described installing plate is installed with two-bit triplet reversal valve, two-bit triplet reversal valve has air inlet, working hole and air vent and control working hole respectively with air inlet, two working positions of air vent switched conductive, the air inlet of described two-bit triplet reversal valve and working hole are serially connected on described main air inlet path and are positioned at the upstream of described first air inlet branch road, the air vent of described two-position three-way valve is connected with described main exhaust road by urgent exhaust line, described urgent exhaust line is the inside air flue being arranged in described installing plate, installing plate is provided with the installing hole of the QI KOU of described two-bit triplet reversal valve with corresponding inside air flue connection.
3. pneumatic pile-up valve group according to claim 2, it is characterised in that: described two-bit triplet reversal valve is the hand-operated direction valve being performed manually by two working position switchings.
4. the pneumatic pile-up valve group according to claim 1 or 2 or 3, it is characterized in that: the normally open solenoid valve that when the first described electromagnetic valve is power-off, corresponding working hole connects with air inlet, second, third electromagnetic valve normally closed solenoid valve that when being power-off, corresponding working hole connects with air vent.
5. the pneumatic pile-up valve group according to Claims 2 or 3, it is characterized in that: have on described installing plate and the valve body installed surface of the described opposing setting of external seating side, described air relief valve, proportional flow control valve, two-bit triplet reversal valve and three electromagnetic valves are arranged on described valve body installed surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410517944.6A CN104265719B (en) | 2014-09-30 | 2014-09-30 | Pneumatic pile-up valve group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410517944.6A CN104265719B (en) | 2014-09-30 | 2014-09-30 | Pneumatic pile-up valve group |
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| CN104265719A CN104265719A (en) | 2015-01-07 |
| CN104265719B true CN104265719B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410517944.6A Active CN104265719B (en) | 2014-09-30 | 2014-09-30 | Pneumatic pile-up valve group |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507726B (en) * | 2015-12-15 | 2017-05-10 | 中国北方车辆研究所 | Automotive shutter shutting and locating device |
| CN106896830A (en) * | 2015-12-18 | 2017-06-27 | 无锡市金义博仪器科技有限公司 | A kind of integrated gas path module |
| CN106393706A (en) * | 2016-11-24 | 2017-02-15 | 苏州柔克自动化设备有限公司 | Tube welding machine |
| CN112815083B (en) * | 2021-01-29 | 2022-04-08 | 瑞立集团瑞安汽车零部件有限公司 | Integrated AMT air valve device and labyrinth air passage thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2846832Y (en) * | 2005-04-01 | 2006-12-13 | 陆丕贤 | Ceramic seal type pneumatic water scraper for locomotive |
| JP4697672B2 (en) * | 2007-06-15 | 2011-06-08 | Ｓｍｃ株式会社 | Manifold type solenoid valve device with stop valve |
| CN103697008B (en) * | 2013-12-20 | 2016-03-16 | 中国北方车辆研究所 | A kind of human body assisted walk robot Hydraulic integration control unit |
| CN204186669U (en) * | 2014-09-30 | 2015-03-04 | 平原机器厂（新乡） | A kind of pneumatic integrated valve group |
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Address after: 453000 Jiefang Road, Henan, Xinxiang, No. 1 Patentee after: Xinxiang Pingyuan Aviation Equipment Co., Ltd. Address before: 453000 Jiefang Road, Henan, Xinxiang, No. 1 Patentee before: Pingyuan Machine Factory (Xinxiang) |
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Effective date of registration: 20190806 Address after: No. 168 Jianzhong Road, Xinxiang City, Henan Province, 453000 Patentee after: Xinxiang Aviation Industry (Group) Co., Ltd. Address before: 453000 Jiefang Road, Henan, Xinxiang, No. 1 Patentee before: Xinxiang Pingyuan Aviation Equipment Co., Ltd. |