CN205908571U - Quick response shut -off signal's pneumatic protection device - Google Patents
Quick response shut -off signal's pneumatic protection device Download PDFInfo
- Publication number
- CN205908571U CN205908571U CN201620753962.9U CN201620753962U CN205908571U CN 205908571 U CN205908571 U CN 205908571U CN 201620753962 U CN201620753962 U CN 201620753962U CN 205908571 U CN205908571 U CN 205908571U
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- CN
- China
- Prior art keywords
- valve
- gas
- cylinder
- pneumatic
- travel switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a quick response shut -off signal's pneumatic protection device, its innovation point lies in: this air passage means includes: electric appliance wiring box, converter, single -acting cylinder, spring cylinder, travel switch, three -way valve, the accuse no. 3 of single gas are ventilated and are controlled valve, single three automatically controlled solenoid valve, the total pneumatic valve of gas accuse valve and air supply bigeminy piece, single gas accuse no. 3 ventilates to establish ties between accuse valve and the spring cylinder has a non -return valve, is convenient for the gas outgoing among cylinder and the spring cylinder, through adopting reserve air supply, prevent that reserve air supply can normally be worked and accomplished the quick shutoff of valve position under the circumstances of the unable work of main gas source, this air passage means mainly passes through this air passage means of circuit remote control, in addition, and the manually operation that this air passage means also can be realized to the total valve of valve is controlled to electrical junction box control converter gentleness, has realized that this air passage means's variety is adjusted.
Description
Technical field
The utility model is related to a kind of electrical engineering field, especially designs a kind of pneumatic protection of quick response cut-off signals
Device.
Background technology
General in electrical control, to the control of valve position by the way of electrically combining, by the transmission of signal with
Conversion and control valve is thus control valve position；General valve position when by electrical control, magnetic valve and Pneumatic valve and electrical equipment
The annexation of terminal box is complicated and electrical appliance junction box in tediously long is reacted to the process of signal, Pneumatic valve is to the reaction of signal source not
Enough sensitive.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Pneumatic protecting device of quick response cut-off signals, energy
Enough quickly valve position is carried out rapid cut-off valve position by electrical control.
For solve above-mentioned technical problem, the technical solution of the utility model is: a kind of quick response cut-off signals pneumatic
Protection device, its innovative point is: this gas path device includes: electrical appliance junction box, converter, single-acting cylinder, spring cylinder, stroke
Switch, triple valve, single gas control threeway Pneumatic valve, single automatically controlled three-way magnetic valve, Pneumatic valve total air valve and source of the gas bigeminy part；
Described electrical appliance junction box includes cable input interface, signal output interface and electrical apparatus interface；Described signal output connects
One end of mouth is connected on single automatically controlled three-way magnetic valve by cable, controls magnetic valve；Described cable input interface passes through electricity
Cable is connected with converter；Described electrical apparatus interface is connected on travel switch by cable, controls nonoculture by travel switch
Use cylinder；
Described travel switch is arranged on single-acting cylinder, moves back and forth and realize stroke and open under the piston rod of cylinder promotes
Close to control of valve position；
Described single-acting cylinder is connected with spring cylinder, and one end of single-acting cylinder is connected to a of single gas control threeway Pneumatic valve
Valve port, the r valve port of single gas control threeway Pneumatic valve is connected with one end of spring cylinder, the p valve port of single gas control threeway Pneumatic valve with standby
Gas source pipe is connected；
Three ports of described triple valve are connected on single automatically controlled three-way magnetic valve a valve port, on converter and single gas
Control threeway Pneumatic valve；
The two ends of described Pneumatic valve total air valve are respectively bailout gas pipeline and gas source pipeline, bailout gas pipeline and master
Source of the gas bigeminy part is provided with gas source pipe；The p valve port of the automatically controlled three-way magnetic valve of described list is connected to gas source by tracheae
On pipeline.
Further, it is in series with a non-return valve between described single gas control threeway Pneumatic valve and spring cylinder.
The utility model has the advantage of: 1) it is in series with a non-return valve between single gas control threeway Pneumatic valve and spring cylinder,
It is easy to discharge cylinder with the gas in spring cylinder.
2) by adopting bailout gas, prevent in the case that gas source cannot work, bailout gas being capable of normal work
Complete rapidly switching off of valve position.
3) this gas path device mainly passes through this gas path device of circuit remotely control, and in addition, electrical junction box controls and turns
Parallel operation and Pneumatic valve total valve also can achieve the manually operated of this gas path device it is achieved that the diversity of this gas path device is adjusted
Section.
Brief description
With reference to the accompanying drawings and detailed description the utility model is described in further detail.
Fig. 1 is a kind of Pneumatic protecting device electric diagram of quick response cut-off signals.
As shown in Figure 1: 1, electrical appliance junction box；11st, cable input interface；12nd, signal output interface；13rd, electrical apparatus interface；2、
Converter；3rd, single-acting cylinder；31st, non-return valve；4th, spring cylinder；5th, travel switch；6th, triple valve；7th, single gas control threeway gas control
Valve；8th, single automatically controlled three-way magnetic valve；9th, Pneumatic valve total air valve；10th, source of the gas bigeminy part；101st, bailout gas pipeline；102nd, main gas
Source capsule road.
Specific embodiment
The following examples can make professional and technical personnel that the utility model is more fully understood, but therefore will not
The utility model is limited among described scope of embodiments.
A kind of Pneumatic protecting device of quick response cut-off signals as shown in Figure 1, this gas path device includes: appliance wiring
Box 1, converter 2, single-acting cylinder 3, spring cylinder 4, travel switch 5, triple valve 6, single gas control threeway Pneumatic valve 7, list automatically controlled three
Three-way electromagnetic valve 8, Pneumatic valve total air valve 9 and source of the gas bigeminy part 10.
Electrical appliance junction box 1 includes cable input interface 11, signal output interface 12 and electrical apparatus interface 13；Described signal output
One end of interface 12 is connected on single automatically controlled three-way magnetic valve 8 by cable, controls magnetic valve；Described cable input interface 11
It is connected with converter 2 by cable；Described electrical apparatus interface 13 is connected on travel switch 5 by cable, is opened by stroke
Close 5 control single-acting cylinders 3.
Travel switch 5 is arranged on single-acting cylinder 3, moves back and forth and realize travel switch under the piston rod of cylinder promotes
5 pairs of control of valve positions.
Single-acting cylinder 3 is connected with spring cylinder 4, and one end of single-acting cylinder 3 is connected to a of single gas control threeway Pneumatic valve 7
Valve port, the r valve port of single gas control threeway Pneumatic valve 7 is connected with one end of spring cylinder 4, the p valve port of single gas control threeway Pneumatic valve 7 with standby
It is connected with gas source pipe 101.
Three ports of triple valve 6 are connected on a valve port of single automatically controlled three-way magnetic valve 8, on converter 2 and single gas
Control threeway Pneumatic valve 7.
The two ends of Pneumatic valve total air valve 9 are respectively cushion gas source capsule 101 road and gas source pipeline 102, bailout gas pipeline
101 and gas source pipeline 102 on be provided with source of the gas bigeminy part 10；The p valve port of the automatically controlled three-way magnetic valve 8 of described list passes through tracheae
It is connected to 102 on gas source pipeline.
It is in series with a non-return valve 31 between single gas control threeway Pneumatic valve 7 and spring cylinder 4；Be easy to by single-acting cylinder 3 with
Gas in spring cylinder 4 is discharged.
The operation principle of the Pneumatic protecting device of this quick response cut-off signals is: under normal condition, magnetic valve obtains electric, electricity
Magnet valve pa valve port is connected, and Pneumatic valve obtains signal source of the gas, and Pneumatic valve pa valve port is connected, and cylinder piston moves, and valve position is opened
Or close；During magnetic valve dead electricity or during power failure, magnetic valve pa valve port disconnects, and Pneumatic valve loses signal source, a valve port with
Exhaust valve port r is connected, and spring promotes piston reverses direction to run, and inblock cylinder is given vent to anger input spring cylinder simultaneously, for power-assisted, realizes valve position
Quick closedown or open；Execute-in-place is to close the total ball valve of Pneumatic valve, adjusts converter, and operation triple valve reaches valve position
Open or close.
It should be understood by those skilled in the art that, the utility model is not restricted to the described embodiments, above-described embodiment and
Described in specification, principle of the present utility model is simply described, on the premise of without departing from the utility model spirit and scope,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the utility model scope
Interior.The utility model claims scope by appending claims and its equivalent thereof.
Claims (2)
1. a kind of Pneumatic protecting device of quick response cut-off signals it is characterised in that: this gas path device includes: appliance wiring
Box, converter, single-acting cylinder, spring cylinder, travel switch, triple valve, single gas control threeway Pneumatic valve, single automatically controlled threeway electromagnetism
Valve, Pneumatic valve total air valve and source of the gas bigeminy part；
Described electrical appliance junction box includes cable input interface, signal output interface and electrical apparatus interface；Described signal output interface
One end is connected on single automatically controlled three-way magnetic valve by cable, controls magnetic valve；Described cable input interface passes through cable
It is connected with converter；Described electrical apparatus interface is connected on travel switch by cable, controls single-acting gas by travel switch
Cylinder；
Described travel switch is arranged on single-acting cylinder, moves back and forth and realize travel switch pair under the piston rod of cylinder promotes
Control of valve position；
Described single-acting cylinder is connected with spring cylinder, and one end of single-acting cylinder is connected to a valve port of single gas control threeway Pneumatic valve,
The r valve port of single gas control threeway Pneumatic valve is connected with one end of spring cylinder, the p valve port of single gas control threeway Pneumatic valve and cushion gas source capsule
Road is connected；
Three ports of described triple valve are connected on single automatically controlled three-way magnetic valve a valve port, on converter and single gas control three
Logical Pneumatic valve；
The two ends of described Pneumatic valve total air valve are respectively bailout gas pipeline and gas source pipeline, bailout gas pipeline and gas source
Source of the gas bigeminy part is provided with pipeline；The p valve port of the automatically controlled three-way magnetic valve of described list is connected to gas source pipeline by tracheae
On.
2. a kind of quick response cut-off signals according to claim 1 Pneumatic protecting device it is characterised in that: described list
It is in series with a non-return valve between gas control threeway Pneumatic valve and spring cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753962.9U CN205908571U (en) | 2016-07-18 | 2016-07-18 | Quick response shut -off signal's pneumatic protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753962.9U CN205908571U (en) | 2016-07-18 | 2016-07-18 | Quick response shut -off signal's pneumatic protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205908571U true CN205908571U (en) | 2017-01-25 |
Family
ID=57804843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620753962.9U Expired - Fee Related CN205908571U (en) | 2016-07-18 | 2016-07-18 | Quick response shut -off signal's pneumatic protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205908571U (en) |
-
2016
- 2016-07-18 CN CN201620753962.9U patent/CN205908571U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 Termination date: 20210718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |