CN206093091U - Passive quick automatic stop valve of inductive kick ripples - Google Patents
Passive quick automatic stop valve of inductive kick ripples Download PDFInfo
- Publication number
- CN206093091U CN206093091U CN201621051000.5U CN201621051000U CN206093091U CN 206093091 U CN206093091 U CN 206093091U CN 201621051000 U CN201621051000 U CN 201621051000U CN 206093091 U CN206093091 U CN 206093091U
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- China
- Prior art keywords
- valve
- valve body
- shock wave
- quick automatic
- passive
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- 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 discloses a passive quick automatic stop valve of inductive kick ripples, including the valve body, with this valve body rotatable coupling's valve plate, the valve is internal to be equipped with can be spacing in valve body one side with valve plate for the valve body is in open state's shock wave trigger device, this shock wave trigger device breaks away from with valve plate under the pressure effect of shock wave mutually, and this valve plate rotates to the valve port department of the valve body for the valve body is in the closure state. This passive quick automatic stop valve of inductive kick ripples also need not the electric automatic control system of special design under the condition of passive (electroless, air -free), by oneself the inductive kick ripples to collect the effort that the shock wave produced, release valve plate under the effect of this effort, close the valve, realize the quick leaking stoppage of emergency of pipeline or storage tank etc..
Description
Technical field
This utility model is related to a kind of valve, more particularly to a kind of passive quick automatic cut-off valve of induced shockwaves.
Background technology
In recent years, various harmful influence storage tanks, industrial inflammable and explosive medium delivery pipe road, industry and city gas pipeline etc.
Combustion explosion accident frequency is existing, causes huge property loss and casualties.Especially it is worth what we paid close attention in these accidents
It is that, due to failing fast and effeciently to contain an accident, the second accident for deriving rapidly often causes huge loss
Immediate cause.
At present, storage tank (pipeline) burn quick-fried photograph accident occur after emergency disposal installations and facilities have：Various leaking stoppage valves are as in
Footpath pipe racks pressure leaking stoppage valve (CN205118563U), a kind of safe leaking stoppage valve (CN201520500052.5), negative pressure balance leaking stoppage valve
(CN200410079275.5) etc..These emergency leakage blocking valves are both needed to manual intervention, that is, needing people directly to operate could realize leak stopping.
And after chemical accident occurs, for example burning, explosion accident scene are often because people cannot cannot close near the scene that fires
Valve closing door, for using the active pass valve system for automatically controlling, because electricity, the gas of the scene of the accident interrupt or invalid, makes these
Stop valve cannot be operating normally, and then inflammable and explosive medium quickly flows out, it is possible to create large-area burning or blast, now people
Only put on fire protecting clothing etc. and emit life danger and close by hand to the scene of the accident and have closing valve.This manual intervention blocking method
Shortcoming have：First, artificial responder is slow；Second, operator are had high demands, in emergency circumstances needed operator both
There is professional ability to be familiar with the scene of the accident again；3rd, need to dress special protective gear for operator, waste again
Time；4th, there are operator to sacrifice at any time dangerous.
It would therefore be highly desirable to solve the above problems.
Utility model content
Utility model purpose：The purpose of this utility model is to provide one kind in the case of non-transformer and manual intervention, from
Body induced shockwaves and can very first time quick closedown, an effectively accident of containment spreads, and prevents second accident, and index reduces thing
Therefore the passive quick automatic cut-off valve of the induced shockwaves of consequence.
Technical scheme：To realize object above, the utility model discloses a kind of induced shockwaves is passive fast automatic
Stop valve, including the valve plates that valve body and the valve body are rotatably connected, the valve body is provided with can be spacing by valve plates
In valve body side so that shock wave triggering device of the valve body in normally open；The shock wave triggering device is in shock wave
Pressure effect it is lower be separated with valve plates, the valve plates are turned at the valve port of valve body so that valve body is in closed form
State.
Preferably, the valve body inwall below the shock wave triggering device has to the trapezoidal recessed of outer wall extension
Groove, the trapezoidal groove constitutes medium and flows to bend with valve intracoelomic cavity.
Wherein, the shock wave triggering device includes the guide rail being arranged on valve body, the spacing bullet being set on guide rail
Spring and the shock wave plate that can move back and forth along the guide rail.
Preferably, the shock wave plate has an arc-shaped concave towards the side of valve export.
Furthermore, the valve plates are rotatably connected by rotating shaft with valve body.
Further, the periphery of the valve plates is provided with the sealing strip for sealing.
Preferably, the cross sectional shape of the valve plates is consistent with the valve mouth-shaped of valve body.
Beneficial effect：Compared with prior art, this utility model has advantages below：First the induced shockwaves is passive
Quick automatic cut-off valve designs automatic electrical control system under conditions of passive (without electricity, depletion of QI) without special, can be voluntarily
Induced shockwaves, and the active force of shock wave generation is collected, the relief valve door-plate in the presence of the active force closes valve, real
The emergent fast blockage of existing pipeline or storage tank etc.；Secondly the passive quick automatic cut-off valve of the induced shockwaves is by guide rail, limit
The mechanical combination of position spring and shock wave plate, you can realize fixing and being automatically releasable to valve plates, simple and reasonable, system
Make low cost, and greatly reduce the complexity and maintenance difficulties of valve, will also substantially reduce product cost, it is easy to promote.
Description of the drawings
Fig. 1 is front section view of the present utility model；
Fig. 2 is A-A in Fig. 1 to sectional view；
Fig. 3 is B-B direction sectional view in Fig. 1.
Specific embodiment
The technical solution of the utility model is described further below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of passive quick automatic cut-off valve of induced shockwaves of this utility model, including valve
Body 1, valve plates 2, shock wave triggering device 3, guide rail 4, limit spring 5 and shock wave plate 6.The cross sectional shape of the valve plates 2 is
It is consistent with the valve mouth-shaped of valve body 1, and valve plates 2 are rotatably connected by rotating shaft 7 with valve body 1.In order to further increase
The sealing of strong valve plates, can be provided with sealing strip for sealing in the periphery of valve plates.
Shock wave triggering device 3 of the present utility model includes guide rail 4, limit spring 5 and shock wave plate 6.Wherein, guide rail 4
It is arranged on valve body 1, limit spring 5 is arranged with guide rail 4, the shock wave plate that can move back and forth is additionally provided with the guide rail 4
6.Shock wave plate 6 has an arc-shaped concave towards the side of valve export.The aggregation shock wave of the arc-shaped concave maximizing
Strength so as to act on shock wave plate, promotes shock wave plate to be subjected to displacement.Valve body 1 is hollow structure, wherein positioned at impact
The inwall of valve body 1 of the lower section of ripple triggering device 3 has the trapezoidal groove 8 extended to outer wall, the trapezoidal groove 8 and valve intracoelomic cavity
Composition flows to bend.
Utility model principle：This utility model is mainly using the linear transmission in shock wave transmission principle, relatively slow speed stream
On the one hand dynamic liquid or gas, the less malleable direction of propagation when detour is run into, the bend that flows to of the present utility model causes
Impact of the nominal situation to this shock wave induction installation is reduced, shock wave energy on the other hand can be to greatest extent collected.This reality
Liquid or gas source exit, i.e. liquid are located at the passive quick automatic cut-off valve of new induced shockwaves or gas source is located at
Such as the left side of Fig. 1, under nominal situation, the direction of motion of fluid or gas is to flow as shown in figure 1, will be in shock wave from left to right
Produce thrust necessarily to the right on plate, and medium fluid in bend when flowing, and certain negative pressure will be produced on shock wave plate 6,
Flow velocity (pressure) is unstable and cause the abnormal operation of shock wave plate 6 when can effectively offset nominal situation, while in limit spring 4
In the presence of spring force, the fluctuation of flow velocity (pressure) will be further offset so that shock wave plate keeps and valve plates phase hasp
And valve plates 2 are limited in into the side of valve body 1 so that valve body 1 is in normally open.
If in use pipeline occurs blast generation shock wave, shock wave back rebounds, the active force side of shock wave
To being from right to left, as shown in Figure 1.Shock wave produces certain thrust to the left on the arc-shaped concave of shock wave plate 6,
Shock wave plate 6 is promoted to be moved to the left compression limit spring 5 along guide rail 4, shock wave plate 6 is separated with valve plates 2, the valve plates 2
Turn at the valve port of valve body 1 so that valve body 1 is in closure state.
The passive quick automatic cut-off valve of this utility model induced shockwaves it is passive (without electricity, depletion of QI) under conditions of,
Without the need for specially designing automatic electrical control system, can voluntarily induced shockwaves, and the active force of shock wave generation is collected, in the work
Relief valve door-plate in the presence of firmly, closes valve, realizes the emergent fast blockage of pipeline or storage tank etc.；Next inductive kick
The mechanical combination that the passive quick automatic cut-off valve of ripple passes through guide rail, limit spring and shock wave plate, you can realize to valve
Plate being fixed and being automatically releasable, simple and reasonable, low cost of manufacture, and greatly reduces the complexity and Maintenance Difficulty of valve
Degree, will also substantially reduce product cost, it is easy to promote.
Claims (7)
1. the passive quick automatic cut-off valve of a kind of induced shockwaves, it is characterised in that：Including valve body (1) and the valve body
(1) it is provided with and valve plates (2) can be limited in valve body (1) side in the valve plates (2) being rotatably connected, the valve body (1),
So that shock wave triggering device (3) of the valve body (1) in normally open；Pressure of the shock wave triggering device (3) in shock wave
Power effect is lower to be separated with valve plates (2), and the valve plates (2) are turned at the valve port of valve body (1) so that valve body (1) place
In closure state.
2. the passive quick automatic cut-off valve of induced shockwaves according to claim 1, it is characterised in that：Positioned at the punching
Valve body (1) inwall hit below ripple triggering device (3) have to outer wall extend trapezoidal groove (8), the trapezoidal groove (8) with
Valve intracoelomic cavity is constituted and flows to bend.
3. the passive quick automatic cut-off valve of induced shockwaves according to claim 1, it is characterised in that：The shock wave
Triggering device (3) includes the guide rail (4) being arranged on valve body (1), the limit spring (5) being set on guide rail and can be along this
The shock wave plate (6) that guide rail (4) moves back and forth.
4. the passive quick automatic cut-off valve of induced shockwaves according to claim 1, it is characterised in that：The shock wave
Plate (6) has an arc-shaped concave towards the side of valve export.
5. the passive quick automatic cut-off valve of induced shockwaves according to claim 1, it is characterised in that：The valve plates
(2) it is rotatably connected with valve body (1) by rotating shaft (7).
6. the passive quick automatic cut-off valve of induced shockwaves according to claim 1, it is characterised in that：The valve plates
Periphery be provided with for sealing sealing strip.
7. the passive quick automatic cut-off valve of induced shockwaves according to claim 1, it is characterised in that：The valve plates
(2) cross sectional shape is consistent with the valve mouth-shaped of valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051000.5U CN206093091U (en) | 2016-09-13 | 2016-09-13 | Passive quick automatic stop valve of inductive kick ripples |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621051000.5U CN206093091U (en) | 2016-09-13 | 2016-09-13 | Passive quick automatic stop valve of inductive kick ripples |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206093091U true CN206093091U (en) | 2017-04-12 |
Family
ID=58476399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621051000.5U Expired - Fee Related CN206093091U (en) | 2016-09-13 | 2016-09-13 | Passive quick automatic stop valve of inductive kick ripples |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206093091U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195379A (en) * | 2016-09-13 | 2016-12-07 | 江苏省安全生产科学研究院 | The passive quick automatic cut-off valve of induced shockwaves |
| CN108905019A (en) * | 2018-05-22 | 2018-11-30 | 常州大学 | Dust subsequent explosion back draught switchs explosion suppression device |
-
2016
- 2016-09-13 CN CN201621051000.5U patent/CN206093091U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195379A (en) * | 2016-09-13 | 2016-12-07 | 江苏省安全生产科学研究院 | The passive quick automatic cut-off valve of induced shockwaves |
| CN106195379B (en) * | 2016-09-13 | 2019-03-19 | 江苏省安全生产科学研究院 | The passive quick automatic cut-off valve of induced shockwaves |
| CN108905019A (en) * | 2018-05-22 | 2018-11-30 | 常州大学 | Dust subsequent explosion back draught switchs explosion suppression device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20190913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |