CN108223855A - A kind of high pressure automatically shuts down the control method of valve - Google Patents
A kind of high pressure automatically shuts down the control method of valve Download PDFInfo
- Publication number
- CN108223855A CN108223855A CN201711447224.7A CN201711447224A CN108223855A CN 108223855 A CN108223855 A CN 108223855A CN 201711447224 A CN201711447224 A CN 201711447224A CN 108223855 A CN108223855 A CN 108223855A
- Authority
- CN
- China
- Prior art keywords
- valve
- elastic force
- gag lever
- lever post
- cylinder
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
The present invention relates to valve technology fields, and in particular to a kind of high pressure automatically shuts down the control method of valve.The present invention detects the pressure condition of pressure pipeline by pressure sensor one in real time, when pressure sensor one detects that the pressure of pressure pipeline is excessive, wireless communication device one transmits signals to wireless communication device two, cylinder starts after receiving information, movable plate is pushed down on, valve rod below movable plate drives flashboard to move downward, and realizes Shuttoff Valve, blocks the purpose of medium conveying.When movable plate, which is moved to, is in same plane with gag lever post, gag lever post is pushed into farthest point, the induction end of limiting pole cap squeeze pressure sensor two outward, pressure sensor two receives movable plate and has already passed through gag lever post, judge that valve has been switched off, the signal transmission that valve is closed is to control centre.
Description
Technical field
The present invention relates to valve technology fields, and in particular to a kind of high pressure automatically shuts down the control method of valve.
Background technology
Oil, Gas Industry pressure piping and container long, dielectric corrosion and erosion can have rupture because of usage time
Risk.Serious threat may be caused to personnel safety, environmental pollution, with increase of the country to safe and environment-friendly attention degree,
At present, oil, natural gas production unit have all put into effect some new policies, and safety and environmental protection are ensured.Each valve production
Producer begins one's study safety shut-off valve technology, has occurred the safety valve of specification currently on the market, conventional having is electronic, gas
Move, surging voluntarily drives these types of mode control mode with pipeline pressure, the main purpose of safety shut-off valve be pressure oscillation compared with
When big, the conveying of pipeline medium can be voluntarily blocked, so as to achieve the purpose that protect downstream line, equipment safety.These cut safely
Disconnected valve can meet 70% market demand, but still also have on some well stations since condition lacks, it is impossible to meet these equipment and use item
Part.The cost built to reduce station, reduces the risk in production process.
Invention content
It is an object of the present invention to for problems of the prior art, propose that a kind of high pressure automatically shuts down valve
Control method when the pressure of pressure pipeline is larger, is automatically closed, and blocks the conveying of pipeline medium, meanwhile, it is capable to detect automatically
Whether valve has been switched off.
A kind of high pressure automatically shuts down the control method of valve, including：Pressure sensor one detects the pressure of pressure pipeline in real time
Power situation, when pressure sensor one detects that the pressure of pressure pipeline is excessive, wireless communication device one transmits signals to nothing
Line communication device two；Cylinder starts after receiving information, and movable plate is pushed down on, and the valve rod below movable plate drives flashboard downward
Movement, Shuttoff Valve；After the pressure pipeline trouble shooting, cylinder venting thrust, flashboard spring elastic force effect under upwards
Movement, so as to open valve；
When movable plate, which is moved to, is in same plane with gag lever post, gag lever post is pushed into farthest point outward, limiting pole cap squeezes
The induction end of pressure sensor two, pressure sensor two receive movable plate and have already passed through gag lever post, judge that valve has been switched off,
The signal transmission that valve is closed is to control centre.
When movable plate is pushed at gag lever post by the cylinder, movable plate squeezes the inclined-plane of gag lever post, by gag lever post to bullet
It is pushed outside power cylinder, when the inner surface of the lower end on gag lever post inclined-plane and elastic force cylinder side wall is located in same perpendicular, movable plate
Across gag lever post, gag lever post is sprung back under the effect of two elastic force of spring, by the position restriction of movable plate；
After pressure pipeline restores normal, the end of handle is pressed, handle pushes down on montant, and montant drives connecting rod to transport downwards
Dynamic, connecting rod drives compression bar to move downward, and compression bar is gone to squeeze limiting pole cap with inclined-plane, drive limit during moving downward
Position bar moves out, when the inner surface of the lower end on gag lever post inclined-plane and elastic force cylinder side wall is located in same perpendicular, activity
Plate returns to original position under the action of one elastic force of spring, and flashboard is driven to move upwards, and opens valve.
The reaction gate valve includes flashboard, and the lower part of flashboard is provided with through-hole, and the diameter of through-hole is greater than or equal to pressure
The diameter of pipeline；The top of flashboard is connected with elastic force cylinder；Promising reaction gate valve is set to provide power at the top of reaction gate valve
Elastic force cylinder；Cylinder is provided at the top of elastic force cylinder；Pressure sensor one, pressure sensor one are provided on the reaction gate valve
It is connected with pressure pipeline；Limiting device is additionally provided on the side wall of the elastic force cylinder and detects the pressure sensing whether valve closes
Device two.
Movable plate is provided in the elastic force cylinder, spring one, movable plate are provided between movable plate and the bottom of elastic force cylinder
Lower section is provided with valve rod, and valve rod passes through the bottom wall of elastic force cylinder to be connected with the top of flashboard；The cylinder is set to the top of movable plate
Portion.
One outside of pressure sensor is respectively arranged with thermal insulation layer one and fireprotection layer one；The outside of the cylinder is set respectively
It is equipped with thermal insulation layer two and fireprotection layer two；The top of the pressure sensor one is provided with wireless communication device one, the cylinder
Top is provided with two pressure sensor one of wireless communication device and is connected with wireless communication device one；Cylinder and wireless communication device two
It is connected.
The limiting device includes gag lever post, and one end of gag lever post passes through the side wall of elastic force cylinder to be set in elastic force cylinder, separately
One end is provided with circular limiting pole cap；It is inclined-plane, the upper end on inclined-plane and elastic force cylinder that gag lever post, which passes through the end of elastic force cylinder side wall,
Inner surface contacts, and the lower end on inclined-plane is set between the inner wall of elastic force cylinder and spring one；Limiting pole cap is outer with elastic force cylinder side wall
Spring two is provided between surface；Gag lever post is set between the bottom wall of movable plate and elastic force cylinder.
The limiting device further includes compression bar, connecting rod, montant and handle；The compression bar is arranged in parallel with limiting pole cap,
And the top of limiting pole cap is set to, the lower end of compression bar is inclined-plane, and the minimum point on inclined-plane is set to limiting pole cap and elastic force cylinder
Between；Compression bar is fixed in connecting rod, and connecting rod one end is connected with compression bar, and the other end is connected with vertical montant, montant lower end
It is connected with connecting rod, upper end is hinged with handle；Handle is side walls hinged with elastic force cylinder.
The limiting device further includes fixed block, and fixed block is set between handle and connecting rod, and fixed block and elastic force
The side wall of cylinder is fixedly connected；The through-hole passed through for montant is provided on fixed block, montant passes through through-hole to connect with fixed block activity
It connects；Limited block is provided on montant between the fixed block and handle, limited block is fixedly connected with montant, limited block and fixation
Spring three is provided between block
There are two the gag lever posts, is separately positioned on the both sides of elastic force cylinder, and there are two the compression bars, is separately positioned on elastic force cylinder
Both sides, the connecting rod are arc, and the both ends of connecting rod are connected respectively with compression bar, and the middle part of connecting rod is connected with montant.
The pressure sensor two is fixedly connected by stent with the outer wall of elastic force cylinder, and pressure sensor two is set to limit
On the active path of position pole cap；Pressure sensor two has been orderly arranged outside each thermal insulation layer three and fireprotection layer；The pressure sensing
Device two is connected with wireless communication device three.
By adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The present invention detects the pressure condition of pressure pipeline by pressure sensor one in real time, when pressure sensor one detects pressure
When the pressure of pipeline is excessive, wireless communication device one transmits signals to wireless communication device two, and cylinder opens after receiving information
It is dynamic, movable plate is pushed down on, the valve rod below movable plate drives flashboard to move downward, and realizes Shuttoff Valve, blocks medium conveying
Purpose.
When if fire occurs for the environment of valve installation, fireprotection layer and thermal insulation layer ensure one He of pressure sensor respectively
The electric elements such as cylinder are not influenced by flame and high temperature, ensure the normal turn-off of valve.Wireless communication device one and channel radio
Using wireless communication between T unit two, reduce the trouble of route arrangement, colleague has also prevented flame or high temperature to communication line
The influence on road.
When movable plate is pushed at gag lever post by cylinder, movable plate squeezes the inclined-plane of gag lever post, by gag lever post to elastic force
It is pushed outside cylinder, when the inner surface of the lower end on gag lever post inclined-plane and elastic force cylinder side wall is located in same perpendicular, movable plate is worn
Gag lever post is crossed, gag lever post is sprung back under the effect of two elastic force of spring at this time, at this time can be by cylinder by the position restriction of movable plate
Thrust venting, it is energy saving.
When movable plate, which is moved to, is in same plane with gag lever post, gag lever post is pushed into farthest point outward, limits pole cap
The induction end of squeeze pressure sensor two, pressure sensor two receive movable plate and have already passed through gag lever post, judge valve
It closes, the signal transmission that valve is closed is to control centre.
After pressure pipeline restores normal, the end of handle is pressed, handle pushes down on montant, and montant drives connecting rod
It moving downward, connecting rod drives compression bar to move downward, and compression bar is gone to squeeze limiting pole cap with inclined-plane during moving downward,
Gag lever post is driven to move out, when the inner surface of the lower end on gag lever post inclined-plane and elastic force cylinder side wall is located in same perpendicular
When, movable plate returns to original position under the action of one elastic force of spring, flashboard is driven to move upwards, so as to fulfill the opening of valve.This
Pressings of the Shi Songkai to handle, montant return to original position under the elastic force effect of spring three, and gag lever post is acted in the elastic force of spring two
Under return to original position.
Description of the drawings
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is that high pressure of the present invention automatically shuts down valve mechanism schematic diagram；
Fig. 2 is that high pressure of the present invention automatically shuts down valve mechanism right view（Pressure sensor two does not mark）；
Fig. 3 is enlarged drawing at A in Fig. 1.
It is marked in figure：1st, flashboard；101st, fireprotection layer three；102nd, thermal insulation layer three；103rd, stent；104th, pressure sensor two；
2nd, through-hole；3rd, reaction gate valve；4th, pressure pipeline；5th, pressure sensor one；6th, elastic force cylinder；7th, valve rod；8th, movable plate；9th, it is wireless
Communication device one；10th, thermal insulation layer one；11st, fireprotection layer one；12nd, fireprotection layer two；13rd, wireless communication device two；14th, thermal insulation layer two；
15th, cylinder；16th, spring one；17th, compression bar；18th, pole cap is limited；19th, spring two；20th, connecting rod；21st, fixed block；22nd, spring
Three；23rd, limited block；24th, montant；25th, handle；26th, gag lever post.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be configured to arrange and design with a variety of different.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without creative efforts belong to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " on ", " vertical ", " interior ", the orientation of instructions such as " outer " or
Position relationship be based on orientation shown in the drawings or position relationship or the invention product using when the orientation usually put or
The orientation or position relationship that position relationship or those skilled in the art usually understand are for only for ease of the description present invention
There must be specific orientation with the device or element for simplifying description rather than instruction or hint meaning, with specific orientation structure
It makes and operates, therefore be not considered as limiting the invention.In addition, term " first ", " second " etc. are only used for distinguishing description,
And it is not intended that instruction or hint relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete condition
Concrete meaning in the present invention.
Embodiment 1
As a kind of preferred embodiment of the present invention, present embodiment discloses the control method that a kind of high pressure automatically shuts down valve,
The present embodiment includes：
A kind of high pressure automatically shuts down the control method of valve, including：Pressure sensor 1 detects the pressure of pressure pipeline 4 in real time
Situation, when pressure sensor 1 detects that the pressure of pressure pipeline 4 is excessive, wireless communication device 1 transmits signals to nothing
Line communication device 2 13；Cylinder 15 starts after receiving information, and movable plate 8 is pushed down on, and the valve rod 7 of 8 lower section of movable plate drives
Flashboard 1 moves downward, Shuttoff Valve；After 4 trouble shooting of pressure pipeline, 15 venting thrust of cylinder, flashboard 1 is in spring 16
It is moved upwards under elastic force effect, so as to open valve；
When movable plate 8, which is moved to, is in same plane with gag lever post 26, gag lever post 26 is pushed into farthest point outward, limits pole cap
The induction end of 18 squeeze pressure sensors 2 104, pressure sensor 2 104 receive movable plate 8 and have already passed through gag lever post 26, sentence
Disconnected valve has been switched off, and the signal transmission that valve is closed is to control centre.
When movable plate 8 is pushed at gag lever post 26 by the cylinder 15, movable plate 8 squeezes the inclined-plane of gag lever post 26, will limit
Position bar 26 pushes outside elastic force cylinder 6, when the inner surface of the lower end on 26 inclined-plane of gag lever post and 6 side wall of elastic force cylinder is positioned at same vertical flat
When in face, movable plate 8 passes through gag lever post 26, and gag lever post 26 springs back under the effect of 2 19 elastic force of spring, the position of movable plate 8 is limited
It is fixed；
After pressure pipeline 4 restores normal, the end of handle 25 is pressed, handle 25 pushes down on montant 24, and montant 24, which drives, to be connected
Extension bar 20 moves downward, and connecting rod 20 drives compression bar 17 to move downward, and compression bar 17 goes to squeeze during moving downward, with inclined-plane
Pressure limiting pole cap 18, drives gag lever post 26 to move out, when the lower end on 26 inclined-plane of gag lever post and the inner surface position of 6 side wall of elastic force cylinder
When in same perpendicular, movable plate 8 returns to original position under the action of one 16 elastic force of spring, and flashboard 1 is driven to move upwards, is beaten
Valve opening door.
The reaction gate valve 3 includes flashboard 1, and the lower part of flashboard 1 is provided with through-hole 2, and the diameter of through-hole 2 is greater than or equal to
The diameter of pressure pipeline 4；The top of flashboard 1 is connected with elastic force cylinder 6；3 top of reaction gate valve sets promising reaction gate valve 3 to carry
For the elastic force cylinder 6 of power；The top of elastic force cylinder 6 is provided with cylinder 15；Pressure sensor one is provided on the reaction gate valve 3
5, pressure sensor 1 is connected with pressure pipeline 4；Limiting device and detection valve are additionally provided on the side wall of the elastic force cylinder 6
The pressure sensor 2 104 whether closed.
Movable plate 8 is provided in the elastic force cylinder 6, spring 1 is provided between movable plate 8 and the bottom of elastic force cylinder 6,
8 lower section of movable plate is provided with valve rod 7, and valve rod 7 passes through the bottom wall of elastic force cylinder 6 to be connected with the top of flashboard 1；The cylinder 15 is set
In the top of movable plate 8.
One 5 outside of pressure sensor is respectively arranged with thermal insulation layer 1 and fireprotection layer 1；Outside the cylinder 15
Side is respectively arranged with thermal insulation layer 2 14 and fireprotection layer 2 12；The top of the pressure sensor 1 is provided with wireless communication device
One 9, the top of the cylinder 15 is provided with 2 13 pressure sensor 1 of wireless communication device and is connected with wireless communication device 1；
Cylinder 15 is connected with wireless communication device 2 13.
The limiting device includes gag lever post 26, and one end of gag lever post 26 passes through the side wall of elastic force cylinder 6 to be set to elastic force cylinder 6
Interior, the other end is provided with circular limiting pole cap 18；Gag lever post 26 passes through the end of 6 side wall of elastic force cylinder as inclined-plane, inclined-plane it is upper
End is contacted with 6 inner surface of elastic force cylinder, and the lower end on inclined-plane is set between the inner wall of elastic force cylinder 6 and spring 1；Limit pole cap 18
Spring 2 19 is provided between the outer surface of 6 side wall of elastic force cylinder；Gag lever post 26 is set to the bottom wall of movable plate 8 and elastic force cylinder 6
Between.
The limiting device further includes compression bar 17, connecting rod 20, montant 24 and handle 25；The compression bar 17 and limiting pole cap
18 are arranged in parallel, and are set to the top of limiting pole cap 18, and the lower end of compression bar 17 is inclined-plane, and the minimum point on inclined-plane is set to limit
Between position pole cap 18 and elastic force cylinder 6；Compression bar 17 is fixed in connecting rod 20, and 20 one end of connecting rod is connected with compression bar 17, the other end
It is connected with vertical montant 24,24 lower end of montant is connected with connecting rod 20, and upper end is hinged with handle 25；Handle 25 and elastic force cylinder 6
It is side walls hinged.
The limiting device further includes fixed block 21, and fixed block 21 is set between handle and connecting rod 20, and fixed block
21 are fixedly connected with the side wall of elastic force cylinder 6；Be provided with the through-hole passed through for montant 24 on fixed block 21, montant pass through through-hole with
Fixed block 21 is flexibly connected；Be provided with limited block 23 on montant 24 between the fixed block 21 and handle 25, limited block 23 with
Montant 24 is fixedly connected, and spring 3 22 is provided between limited block 23 and fixed block 21
There are two the gag lever posts 26, is separately positioned on the both sides of elastic force cylinder 6, there are two the compression bars 17, is separately positioned on bullet
The both sides of power cylinder 6, the connecting rod 20 are arc, and the both ends of connecting rod 20 are connected respectively with compression bar 17, the middle part of connecting rod 20
It is connected with montant 24.
The pressure sensor 2 104 is fixedly connected by stent 104 with the outer wall of elastic force cylinder 6, and pressure sensor two
104 are set on the active path of limiting pole cap 18；Pressure sensor 2 104 has been orderly arranged outside each 3 102 He of thermal insulation layer
Fireprotection layer 101；The pressure sensor 2 104 is connected with wireless communication device three.
The control centre is PC machine.
Embodiment 2
As a kind of preferred embodiment of the present invention, present embodiment discloses the control method that a kind of high pressure automatically shuts down valve,
The present embodiment includes：
A kind of high pressure automatically shuts down the control method of valve, including：Pressure sensor 1 detects the pressure of pressure pipeline 4 in real time
Situation, when pressure sensor 1 detects that the pressure of pressure pipeline 4 is excessive, wireless communication device 1 transmits signals to nothing
Line communication device 2 13；Cylinder 15 starts after receiving information, and movable plate 8 is pushed down on, and the valve rod 7 of 8 lower section of movable plate drives
Flashboard 1 moves downward, Shuttoff Valve；After 4 trouble shooting of pressure pipeline, 15 venting thrust of cylinder, flashboard 1 is in spring 16
It is moved upwards under elastic force effect, so as to open valve；
When movable plate 8, which is moved to, is in same plane with gag lever post 26, gag lever post 26 is pushed into farthest point outward, limits pole cap
The induction end of 18 squeeze pressure sensors 2 104, pressure sensor 2 104 receive movable plate 8 and have already passed through gag lever post 26, sentence
Disconnected valve has been switched off, and the signal transmission that valve is closed is to control centre.
When movable plate 8 is pushed at gag lever post 26 by the cylinder 15, movable plate 8 squeezes the inclined-plane of gag lever post 26, will limit
Position bar 26 pushes outside elastic force cylinder 6, when the inner surface of the lower end on 26 inclined-plane of gag lever post and 6 side wall of elastic force cylinder is positioned at same vertical flat
When in face, movable plate 8 passes through gag lever post 26, and gag lever post 26 springs back under the effect of 2 19 elastic force of spring, the position of movable plate 8 is limited
It is fixed；
After pressure pipeline 4 restores normal, the end of handle 25 is pressed, handle 25 pushes down on montant 24, and montant 24, which drives, to be connected
Extension bar 20 moves downward, and connecting rod 20 drives compression bar 17 to move downward, and compression bar 17 goes to squeeze during moving downward, with inclined-plane
Pressure limiting pole cap 18, drives gag lever post 26 to move out, when the lower end on 26 inclined-plane of gag lever post and the inner surface position of 6 side wall of elastic force cylinder
When in same perpendicular, movable plate 8 returns to original position under the action of one 16 elastic force of spring, and flashboard 1 is driven to move upwards, is beaten
Valve opening door.
Embodiment described above only expresses the specific embodiment of the application, and description is more specific and detailed, but simultaneously
Cannot the limitation to the application protection domain therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of technical scheme design is not departed from, various modifications and improvements can be made, these belong to this
The protection domain of application.
Claims (10)
1. a kind of high pressure automatically shuts down the control method of valve, which is characterized in that including：Pressure sensor one（5）Detection in real time
Pressure pipeline（4）Pressure condition, when pressure sensor one（5）Detect pressure pipeline（4）Pressure it is excessive when, wireless communication
Device one（9）Transmit signals to wireless communication device two（13）；Cylinder（15）Start after receiving information, by movable plate（8）
It pushes down on, movable plate（8）The valve rod of lower section（7）Drive flashboard（1）It moves downward, Shuttoff Valve；The pressure pipeline（4）Failure
After releasing, cylinder（15）Venting thrust, flashboard（1）In spring（16）Elastic force effect under move upwards, so as to open valve；
Work as movable plate（8）It moves to and gag lever post（26）During in same plane, by gag lever post（26）Farthest point is pushed into outward, is limited
Position pole cap（18）Squeeze pressure sensor two（104）Induction end, pressure sensor two（104）Receive movable plate（8）
By gag lever post（26）, judge that valve has been switched off, the signal transmission that valve is closed is to control centre.
2. high pressure according to claim 1 automatically shuts down the control method of valve, it is characterised in that：The cylinder（15）It will
Movable plate（8）It is pushed to gag lever post（26）During place, movable plate（8）Squeeze gag lever post（26）Inclined-plane, by gag lever post（26）To bullet
Power cylinder（6）Outer promotion, works as gag lever post（26）The lower end on inclined-plane and elastic force cylinder（6）The inner surface of side wall is located in same perpendicular
When, movable plate（8）Across gag lever post（26）, gag lever post（26）In spring two（19）Elastic force effect is lower to be sprung back, by movable plate（8）'s
Position restriction；
Pressure pipeline（4）After restoring normal, handle is pressed（25）End, handle（25）By montant（24）It pushes down on, montant
（24）Drive connecting rod（20）It moves downward, connecting rod（20）Drive compression bar（17）It moves downward, compression bar（17）It is moving downward
During, it is gone to squeeze limiting pole cap with inclined-plane（18）, drive gag lever post（26）It moves out, works as gag lever post（26）Under inclined-plane
End and elastic force cylinder（6）When the inner surface of side wall is located in same perpendicular, movable plate（8）In spring one（16）The effect of elastic force
Under return to original position, drive flashboard（1）It moves upwards, opens valve.
3. high pressure according to claim 2 automatically shuts down the control method of valve, it is characterised in that：The reaction gate valve
（3）Including flashboard（1）, flashboard（1）Lower part be provided with through-hole（2）, through-hole（2）Diameter be greater than or equal to pressure pipeline（4）
Diameter；Flashboard（1）Top and elastic force cylinder（6）It is connected；Reaction gate valve（3）Top sets promising reaction gate valve（3）It carries
For the elastic force cylinder of power（6）；Elastic force cylinder（6）Top be provided with cylinder（15）；The reaction gate valve（3）On be provided with pressure
Sensor one（5）, pressure sensor one（5）With pressure pipeline（4）It is connected；The elastic force cylinder（6）Side wall on also set up it is limited
The pressure sensor two whether position device and detection valve close（104）.
4. high pressure according to claim 3 automatically shuts down the control method of valve, it is characterised in that：The elastic force cylinder（6）
Inside it is provided with movable plate（8）, movable plate（8）With elastic force cylinder（6）Bottom between be provided with spring one（16）, movable plate（8）Under
Side is provided with valve rod（7）, valve rod（7）Across elastic force cylinder（6）Bottom wall and flashboard（1）Top be connected；The cylinder（15）If
It is placed in movable plate（8）Top.
5. high pressure according to claim 1 automatically shuts down the control method of valve, it is characterised in that：The pressure sensor
One（5）Outside is respectively arranged with thermal insulation layer one（10）With fireprotection layer one（11）；The cylinder（15）Outside be respectively arranged with every
Thermosphere two（14）With fireprotection layer two（12）；The pressure sensor one（5）Top be provided with wireless communication device one（9）, institute
State cylinder（15）Top be provided with wireless communication device two（13）Pressure sensor one（5）With wireless communication device one（9）Phase
Even；Cylinder（15）With wireless communication device two（13）It is connected.
6. the control method of valve is automatically shut down according to the high pressure that claim 3 is stated, it is characterised in that：The limiting device includes
Gag lever post（26）, gag lever post（26）One end pass through elastic force cylinder（6）Side wall be set to elastic force cylinder（6）Interior, the other end is provided with
Circular limiting pole cap（18）；Gag lever post（26）Across elastic force cylinder（6）The end of side wall is inclined-plane, the upper end on inclined-plane and elastic force cylinder
（6）Inner surface contacts, and the lower end on inclined-plane is set to elastic force cylinder（6）Inner wall and spring one（16）Between；Limit pole cap（18）With
Elastic force cylinder（6）Spring two is provided between the outer surface of side wall（19）；Gag lever post（26）It is set to movable plate（8）With elastic force cylinder
（6）Bottom wall between.
7. the control method of valve is automatically shut down according to the high pressure that claim 6 is stated, it is characterised in that：The limiting device also wraps
Include compression bar（17）, connecting rod（20）, montant（24）And handle（25）；The compression bar（17）With limiting pole cap（18）It is arranged in parallel,
And it is set to limiting pole cap（18）Top, compression bar（17）Lower end for inclined-plane, the minimum point on inclined-plane is set to limiting pole cap
（18）With elastic force cylinder（6）Between；Compression bar（17）It is fixed on connecting rod（20）On, connecting rod（20）One end and compression bar（17）It is connected,
The other end and vertical montant（24）It is connected, montant（24）Lower end and connecting rod（20）It is connected, upper end and handle（25）It is hinged；Hand
Handle（25）With elastic force cylinder（6）It is side walls hinged.
8. the control method of valve is automatically shut down according to the high pressure that claim 7 is stated, it is characterised in that：The limiting device also wraps
Include fixed block（21）, fixed block（21）It is set to handle and connecting rod（20）Between, and fixed block（21）With elastic force cylinder（6）Side
Wall is fixedly connected；Fixed block（21）On be provided with for montant（24）The through-hole passed through, montant pass through through-hole and fixed block（21）
Flexible connection；The fixed block（21）With handle（25）Between montant（24）On be provided with limited block（23）, limited block（23）
With montant（24）It is fixedly connected, limited block（23）With fixed block（21）Between be provided with spring three（22）.
9. the control method of valve is automatically shut down according to the high pressure that claim 8 is stated, it is characterised in that：The gag lever post（26）Have
Two, it is separately positioned on elastic force cylinder（6）Both sides, the compression bar（17）There are two, it is separately positioned on elastic force cylinder（6）Both sides,
The connecting rod（20）For arc, connecting rod（20）Both ends respectively with compression bar（17）It is connected, connecting rod（20）Middle part with it is perpendicular
Bar（24）It is connected.
10. the automatic valve stated according to claim 1, it is characterised in that：The pressure sensor two（104）Pass through stent
（104）With elastic force cylinder（6）Outer wall be fixedly connected, and pressure sensor two（104）It is set to limiting pole cap（18）Active ways
On diameter；Pressure sensor two（104）Be orderly arranged outside each thermal insulation layer three（102）And fireprotection layer（101）；The pressure sensing
Device two（104）It is connected with wireless communication device three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711447224.7A CN108223855A (en) | 2017-12-27 | 2017-12-27 | A kind of high pressure automatically shuts down the control method of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711447224.7A CN108223855A (en) | 2017-12-27 | 2017-12-27 | A kind of high pressure automatically shuts down the control method of valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108223855A true CN108223855A (en) | 2018-06-29 |
Family
ID=62649101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711447224.7A Withdrawn CN108223855A (en) | 2017-12-27 | 2017-12-27 | A kind of high pressure automatically shuts down the control method of valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108223855A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819283A (en) * | 2021-09-23 | 2021-12-21 | 石卫生 | Hydraulic oil conveying pipeline capable of automatically cutting off oil way according to pressure condition |
-
2017
- 2017-12-27 CN CN201711447224.7A patent/CN108223855A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819283A (en) * | 2021-09-23 | 2021-12-21 | 石卫生 | Hydraulic oil conveying pipeline capable of automatically cutting off oil way according to pressure condition |
| CN113819283B (en) * | 2021-09-23 | 2024-04-30 | 山东博锐机器人科技有限公司 | Hydraulic oil conveying pipeline capable of automatically cutting off oil way according to pressure condition |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108253145A (en) | A kind of control method for automatically shutting down valve | |
| CN108223856A (en) | A kind of control method for automatically shutting down safety-valve | |
| CN108266540A (en) | A kind of control method of safety-valve | |
| CN207762265U (en) | A kind of safety-valve | |
| CN108223855A (en) | A kind of high pressure automatically shuts down the control method of valve | |
| CN201465901U (en) | Oil charge anti-vibration sulfur hexafluoride gas density relay | |
| CN102723689A (en) | Power auto-cut-off protection circuit and controlling method thereof | |
| CN206816928U (en) | A kind of safety shut-off valve | |
| CN204758353U (en) | Portable gas sampling device | |
| CN108266541A (en) | A kind of control method of High Pressure Shutoff Valve door | |
| CN207796128U (en) | A kind of automatic valve | |
| CN207762331U (en) | A kind of High Pressure Shutoff Valve door | |
| CN207762264U (en) | One kind automatically shutting down safety-valve | |
| CN107061847A (en) | A kind of safety shut-off valve | |
| CN112763131A (en) | Gas pressure abnormity control system based on Internet of things intelligent gas meter | |
| CN208169557U (en) | A kind of high pressure automatically shuts down valve | |
| CN207624503U (en) | Inner oil type metal bellow oil conservator with micro-positive pressure characteristic | |
| CN202206031U (en) | Alarm distribution box | |
| CN201038057Y (en) | Low-voltage switch with leak-proof self-protection function | |
| CN207796129U (en) | A kind of valve | |
| CN205994918U (en) | Oil-filled equipment explosion-proof fire-extinguishing protection system | |
| CN201407156Y (en) | Hydraulic system oil starvation protecting mechanism of concrete delivery pump | |
| CN202141494U (en) | Liquid level real time monitoring device | |
| CN205230787U (en) | Change of current becomes capsule equipment | |
| CN202307677U (en) | Multi-purpose microgravity power circuit switching on and switching off device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180629 |
|
| WW01 | Invention patent application withdrawn after publication |