CN208138533U - A kind of search gas pressure regulator - Google Patents
A kind of search gas pressure regulator Download PDFInfo
- Publication number
- CN208138533U CN208138533U CN201820696879.1U CN201820696879U CN208138533U CN 208138533 U CN208138533 U CN 208138533U CN 201820696879 U CN201820696879 U CN 201820696879U CN 208138533 U CN208138533 U CN 208138533U
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- CN
- China
- Prior art keywords
- valve body
- pressure regulation
- regulation valve
- indicator
- epithelium
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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.)
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Abstract
The utility model provides a kind of search gas pressure regulator, including：Pressure regulation valve body,Epithelium,Indicator and transparency cover,The inner hollow of the pressure regulation valve body,And one end of the pressure regulation valve body offers air inlet,The other end offers the first gas outlet,A pressure regulation valve deck is provided on the pressure regulation valve body,The pressure regulation valve deck is connect far from one end of the pressure regulation valve body with the transparency cover,The epithelium is connect with the inner sidewall of the pressure regulation valve body,The indicator is fixedly connected on one side with the epithelium,And the indicator is correspondingly arranged with the transparency cover,When ventilating stable,It is observed that indicator is located in the groove of transparency cover from the outside of transparency cover,When gas leakage occurs,Indicator can not be observed on the outside of transparency cover,By directly observing,Play the role of direct leak detection to leakage whether occurs in combustion gas venting process,And it is low using the cost of indicator,It is less likely to be damaged.
Description
Technical field
The utility model relates to gas pressure regulator fields, more particularly to a kind of search gas pressure regulator.
Background technique
With the raising of economic development and living standards of the people, city and industrial fuel gas are increasingly extensive, and combustion gas becomes people
Live in indispensable dependence, can people safe handling combustion gas is understood not comprehensive, or even the use of combustion gas is not pacified
The consciousness taken precautions against entirely, to cause unnecessary loss and accident.When combustion gas improper use, gas leakage is easily caused
Explosion accident jeopardizes surrounding people and social safety, it is therefore desirable to detect whether combustion gas can leak in time, avoid occurring
Safety accident.
Common search gas pressure regulator is all an external pressure gauge, but common pressure gauge is easily damaged, and is needed
Prevent pressure gauge from colliding in use, and the cost of pressure gauge is expensive, it is at high cost.
Utility model content
To solve the above problems, the utility model adopts the following technical solution：A kind of search gas pressure regulator, including：It adjusts
Press the valve body, epithelium, indicator and transparency cover；
The pressure regulation valve body is internally provided with pressure regulating cavity, and the epithelium is connect with the side wall of the pressure regulating cavity, and institute
It states epithelium and the pressure regulating cavity is isolated into first chamber and second chamber, one end of the pressure regulation valve body offers air inlet,
The other end offers the first gas outlet, and the air inlet and first gas outlet are connected to the first chamber respectively, described
A pressure regulation valve deck, the one end of the pressure regulation valve deck far from the pressure regulation valve body and the transparency cover are provided on pressure regulation valve body
Connection；
The indicator is fixedly connected on one side with the epithelium, and the indicator is correspondingly arranged with the transparency cover.
It further, further include elastic component, one end of the elastic component is connect with the one side of the epithelium, the other end and institute
State the flexible connection of pressure regulation valve body.
Further, the pressure regulation valve body is connected with an overcurrent safety valve, the overcurrent safety valve inner hollow, and institute
The one end for stating overcurrent safety valve offers connector, and the other end offers the second gas outlet, first gas outlet and the company
Orifice.
Further, the overcurrent safety valve includes overcurrent valve body, the first elastic component, the first magnetic part, the second magnetism
Part and guide rod, the overcurrent valve body is hollow, and throw-out collar is arranged on the overcurrent valve body, first magnetic part with
Throw-out collar connection, second magnetic part are flexibly connected with the inner sidewall of the overcurrent valve body, first magnetic part and
Second magnetic part is correspondingly arranged, and the guide rod is flexibly connected with the overcurrent valve body, and sealing is arranged on the guide rod
Circle, first elastic component are sheathed on the guide rod, and one end of first elastic component is connect with the seal ring, the other end
It is flexibly connected with the overcurrent valve body, second magnetic part is flexibly connected with the guide rod.
Further, the overcurrent safety valve further includes the second elastic component, one end of second elastic component and the mistake
Valve body connection is flowed, the other end is connect with first magnetic part far from one end of the throw-out collar.
Further, the material of the overcurrent safety valve is stainless steel.
Further, the inner wall of the pressure regulation valve body is additionally provided with supporting block, and the supporting block and the epithelium are separate
The one side of the indicator connects.
Further, opened up on the epithelium it is fluted, the groove by close to the supporting block one facing towards transparent
The direction of lid is recessed.
Further, the indicator is iron needle.
Further, the transparency cover is plastic lid.
The beneficial effects of the utility model are：Epithelium and indicator are set in the inside of pressure regulation valve body, and by transparent
The position of lid observation indicator is observed that indicator is located at the recessed of transparency cover from the outside of transparency cover when ventilating stable
In slot, when gas leakage occurs, indicator can not be observed on the outside of transparency cover, by directly observing, ventilated to combustion gas
Leakage whether occurs in the process and plays the role of direct leak detection, and is low using the cost of indicator, it is not easy to damage.
Detailed description of the invention
The utility model is described in further detail for attached drawing, but the embodiment in attached drawing is not constituted to any of the utility model
Limitation.
Fig. 1 is a kind of partial sectional view for search gas pressure regulator that an embodiment provides.
Specific embodiment
Below with reference to the attached drawing of the utility model embodiment, the technical solution of the utility model is described further,
The utility model is not limited only to following specific embodiments.It should be noted that in the absence of conflict, in the utility model
Embodiment and embodiment in feature can be combined with each other.Below with reference to the attached drawing of the utility model embodiment, to this reality
It is described further with novel technical solution, the utility model is not limited only to following specific embodiments.
As shown in Figure 1, a kind of search gas pressure regulator, which is characterized in that including：Pressure regulation valve body 100, refers to epithelium 200
Show needle 300 and transparency cover 400.
The pressure regulation valve body 100 is internally provided with pressure regulating cavity, and the side wall of the epithelium 200 and the pressure regulating cavity connects
It connects, and the pressure regulating cavity is isolated into first chamber 800 and second chamber 900, the pressure regulation valve body 100 by the epithelium 200
One end offer air inlet 120, the other end offers the first gas outlet 130, the air inlet 120 and first gas outlet
130 are connected to the first chamber 800 respectively, and a pressure regulation valve deck 110, the pressure regulation are provided on the pressure regulation valve body 100
The one end of valve deck 110 far from the pressure regulation valve body 100 is connect with the transparency cover 400.Specifically, the pressure regulation valve body
100 are provided with opening, and opening is connected to second chamber 900, and pressure regulation valve deck 110 closes the opening, due to opening and the second chamber
Room connection, and transparency cover 400 connect with pressure regulation valve deck 110, is allowed users to penetrate transparency cover 400 and is open, and watches the
Situation in two chambers 900.For example, the pressure regulation valve deck 110 is connect with the pressure regulation valve body 100, the pressure regulation valve deck 110
It can be implemented by using the prior art with the connection type of the pressure regulation valve body 100, for example, the pressure regulation valve deck 110 and the tune
Press the valve body 100 is connected by a snap, for example, the pressure regulation valve deck 110 is threadedly coupled with the pressure regulation valve body 100.It is described
Pressure regulation valve deck 110 and the connection type of the pressure regulation valve body 100 can also be realized by other prior arts, in the present embodiment not
Burden description.
Further, the transparency cover 400 is threadedly coupled with the pressure regulation valve deck 110, and the transparency cover 400 is by close
One side of the pressure regulation valve deck 110 is recessed to the other side, forms a groove, that is to say, that externally, the transparency cover 400
Outwardly convex.
The epithelium 200 is connect with the inner sidewall of the pressure regulation valve body 100, and specifically, the epithelium 200 is located at described
The top of first chamber 800, the indicator 300 are fixedly connected on one side with the epithelium 200, and the indicator 300 with
The transparency cover 400 is correspondingly arranged, and the indicator 300 is iron needle, and the transparency cover 400 is plastic lid.Specifically, the tune
A fixed plate (not shown) is additionally provided on pressure valve lid 110, the fixed plate is set to the transparency cover 400 and the epithelium
Between 200, a fixation hole is offered in the fixed plate, the indicator 300 is actively located in the fixation hole, so that referring to
Show that needle 300 is less likely to occur to deviate in the process of moving, it specifically, can not be from transparent when indicator 300 is located at initial position
Observe indicator 300 in the outside of lid 400.
Specifically, after 130 external pipe of the first gas outlet, gas source starts to supply toward air inlet 120, specifically,
Since the epithelium 200 is located at the top of the first chamber 800 inside pressure regulation valve body 100, at this point, in pressure regulation valve body 100
Portion generates air pressure due to ventilation, and the air pressure of second chamber 900 is less than the air pressure of first chamber 800, and then in the work of pressure
Under, epithelium 200 starts to 900 protrusion of second chamber, that is to say, that epithelium 200 starts convex to the direction close to transparency cover 400
It rises.Further, indicator 300 is mobile to the direction of transparency cover 400 due to the protrusion of epithelium 200, and due to fixation hole
Effect, so that indicator 300 is mobile to the direction of transparency cover 400 vertically, and indicator 300 can be actively located in pressure regulation valve deck
In groove on 110.When ventilating stable, it is observed that indicator 300 is located in groove from the outside of transparency cover 400.Value
One be mentioned that, when the external pipe that the first gas outlet 130 is connect leaks, air pressure inside pressure regulation valve body 100 by
Gradually reducing, that is to say, that the air pressure of first chamber 800 starts to reduce, and the air pressure of 200 two sides of epithelium tends to balance, so that
Epithelium 200 starts to restore to original shape and position.Indicator 300 since the drive of epithelium 200 is also restored to initial position,
At this point, indicator 300 can not be observed from the outside of transparency cover 400.Therefore, by logical to the inside of pressure regulation valve body 100
Gas, then by from the outside of transparency cover 400 whether it is observed that indicator 300 judges outside that pressure regulation valve body 100 is connect
Whether pipeline leaks.Specifically, in venting process, from the outside of transparency cover 400 it is observed that the position of indicator 300
It sets, i.e., the external pipe that pressure regulation valve body 100 is connect will not leak, from the outside of transparency cover 400 not it is observed that instruction
The position of needle 300, i.e., the external pipe that pressure regulation valve body 100 is connect leak.By directly observing, to combustion gas venting process
In whether occur leakage play the role of direct leak detection.
In one embodiment, described in order to faster observe the variation of indicator 300 when combustion gas leaks
Search gas pressure regulator further includes elastic component 500, and one end of the elastic component 500 is connect with the one side of the epithelium 200, another
End is flexibly connected with the pressure regulation valve body 100.Specifically, the elastic component 500 is located at the outside of the indicator 300, i.e.,
Elastic component 500 is located in second chamber 900, and after 130 external pipe of the first gas outlet, gas source starts toward air inlet 120
Gas supply, specifically, since the epithelium 200 is located at the top of the first chamber 800 inside pressure regulation valve body 100, at this point, pressure regulation
Air pressure is generated due to ventilation inside valve body 100, and the air pressure of second chamber 900 is less than the air pressure by first chamber 800, into
And under the effect of the pressure, epithelium 200 starts to 900 protrusion of second chamber, that is to say, that epithelium 200 starts to by near-transparent
The direction protrusion of lid 400, due to the protrusion of epithelium 200, so that elastic component 500 touches the inner wall of the pressure regulation valve body 100,
And start to compress, pressure at this time is greater than elastic force, therefore elastic component 500 is constantly in compressive state.When leaking, the first chamber
The pressure of room 800 is begun to decline, i.e. air pressure inside pressure regulation valve body 100 gradually decreases, that is to say, that first chamber 800
Air pressure starts to reduce.When the elastic force of elastic component 500 is greater than the pressure in first chamber 800, due to the effect of elastic force, so that skin
Film 200 can quickly recover to initial position, i.e. indicator 300 can quickly recover to initial position.Accelerate the shifting of indicator 300
It is dynamic, it makes it possible to more rapidly observe the variation of indicator 300 from the outside of transparency cover 400, finds external pipe hair more quickly
Raw leakage, and then gas source can be closed in time, cut off the output of gas source.
In one embodiment, the pressure regulation valve body 100 is connected with an overcurrent safety valve 600, the overcurrent safety valve
600 inner hollows, and one end of the overcurrent safety valve 600 offers connector 610, the other end offers the second gas outlet
620, that is to say, that the inside of the overcurrent safety valve 600 forms a gas distribution channel, first gas outlet 130 and the company
Interface 610 is connected to gas distribution channel respectively.The overcurrent safety valve 600 includes overcurrent valve body 630, the first elastic component 640, the
One magnetic part 650, the second magnetic part 660 and guide rod 680, are arranged with throw-out collar 670 on the overcurrent valve body 630, and described first
Magnetic part 650 is connect with the throw-out collar 670, and the inner sidewall activity of second magnetic part 660 and the overcurrent valve body 630 connects
It connects, first magnetic part 650 is correspondingly arranged with second magnetic part 660, the guide rod 680 and the overcurrent valve body
630 are flexibly connected, and are arranged with seal ring 681 on the guide rod 680, first elastic component 640 is sheathed on the guide rod 680
On, one end of first elastic component 640 is connect with the seal ring 681, and the other end and 630 activity of the overcurrent valve body are even
It connects, second magnetic part 660 is flexibly connected with the guide rod 680.The inner sidewall of the overcurrent valve body 630 is close to the company
One end of interface 610 also has a lug boss, the lug boss make the inside of overcurrent valve body 630 form tapered hole (figure is not
Show), and the width of tapered hole is less than the width of gas distribution channel, for example, the aperture of the tapered hole goes out from link block 610 toward second
The direction of port 620 is gradually reduced, and the maximum aperture of the tapered hole is identical as the aperture of second gas outlet 620.
Specifically, when one end of pressure regulation valve body 100 is connect with overcurrent safety valve 600, that is, the first gas outlet 130
It is connected to connector 610.When the second gas outlet 620 is connected to external pipe and gas leakage will not occur, from transparency cover 400
Outside be observed that indicator 300 is located in groove, and be located at overcurrent valve body 630 inside guide rod 680 due to both sides
Air pressure it is identical, therefore position remains unchanged.When gas leakage occurs for the pipeline being connected to when the second gas outlet 620, from transparent
The outside of lid 400 can not observe indicator 300, and due to leaking, pressure of the guide rod 680 close to the side of connector 610
Power is greater than guide rod 680 close to the pressure of 620 side of the second gas outlet, therefore under the promotion of pressure, and guide rod 680 is along tapered hole
The direction that aperture reduces is mobile, and the first elastic component 640 is in compressive state at this time, until the seal ring being arranged on guide rod 680
681 completely enclosed tapered holes, the pressure as provided by 610 gas of connector are greater than the elastic force of the first elastic component 640, envelope
Mouth circle 681 can completely enclose tapered hole, that is, enclose the channel in tapered hole, so that gas can not be delivered to from connector 610
Second gas outlet 620, that is, cut off the output of gas source, avoids the leakage of gas.By the way that an overcurrent safety valve 600 is arranged, make
It obtains when gas leakage occurs, can quickly whether be sent out from the location confirmation that pressure regulation valve body 100 is the indicator 300 from
Raw leakage, and can directly be avoided well using the output that overcurrent safety valve 600 cuts off gas source so that use process is safer
Safety accident occurs.
Further, the overcurrent safety valve 600 further includes the second elastic component 690, one end of second elastic component 690
It is connect with the overcurrent valve body 630, the other end is connect with first magnetic part 650.Specifically, the overcurrent safety valve
600 material is stainless steel.After at the leakage for repairing the external pipe that the second gas outlet 620 is connected to, by pushing throw-out collar
670, since throw-out collar 670 is connect with the first magnetic part 650, and then the first magnetic part 650 is driven, the first magnetic part 650 passes through magnetic
Power drives the second magnetic part 660 inside overcurrent valve body 630, so that the second magnetic part 660 is transported along 610 direction of connector
It is dynamic, so that 660 activity of the second magnetic part squeezes guide rod 680, by squeezing guide rod 680, and due to the first elasticity at this time
Part 640 is still in compressive state, therefore has an elastic force, it is mobile toward the direction of connector 610 to push guide rod 680, and then make
Seal ring 681 on guide rod 680 is mobile toward the direction of connector 610 also with guide rod 680, that is to say, that gas is again at this time
The inside of overcurrent valve body 630 can be passed through.Since the second elastic component 690 is in compressive state at this time, remove throw-out collar 670
Applied external force, throw-out collar 670 restores under the action of the second elastic component 690 to initial position.
In one embodiment, the inner wall of the pressure regulation valve body 100 is additionally provided with supporting block 700, the supporting block 700
It is connect with the epithelium 200 far from the one side of the indicator 300.That is, a supporting block is arranged in the lower section of epithelium 200
700, supporting block 700 is used to support epithelium 200, secures the initial position of epithelium 200.Further, it is opened on the epithelium 200
Equipped with groove 210, the groove 210 close to the one of the supporting block 700 facing towards the direction of transparency cover 400 by being recessed.Pass through
Groove 210 is opened up on epithelium 200, so that gas can enter in groove 210 in venting process, can faster and better be pushed
Epithelium 200, so that epithelium 200 is to close to the direction of transparency cover 400 protrusion.
In conclusion above embodiment is not the restricted embodiment for being the utility model, the technology of all this fields
The modification or equivalent deformation that personnel are carried out on the basis of the substantive content of the utility model, in the skill of the utility model
Art range.
Claims (10)
1. a kind of search gas pressure regulator, which is characterized in that including：Pressure regulation valve body, epithelium, indicator and transparency cover；
The pressure regulation valve body is internally provided with pressure regulating cavity, and the epithelium is connect with the side wall of the pressure regulating cavity, and the skin
The pressure regulating cavity is isolated into first chamber and second chamber by film, and one end of the pressure regulation valve body offers air inlet, another
End offers the first gas outlet, and the air inlet and first gas outlet are connected to the first chamber respectively, the pressure regulation
A pressure regulation valve deck is provided on valve body, the one end of the pressure regulation valve deck far from the pressure regulation valve body and the transparency cover connect
It connects；
The indicator is fixedly connected on one side with the epithelium, and the indicator is correspondingly arranged with the transparency cover.
2. search gas pressure regulator according to claim 1, it is characterised in that：It further include elastic component, the elastic component
One end is connect with the one side of the epithelium, and the other end is flexibly connected with the pressure regulation valve body.
3. search gas pressure regulator according to claim 1, it is characterised in that：The pressure regulation valve body is connected with an overcurrent
Safety valve, the overcurrent safety valve inner hollow, and one end of the overcurrent safety valve offers connector, the other end offers
Second gas outlet, first gas outlet are connected to the connector.
4. search gas pressure regulator according to claim 3, it is characterised in that：The overcurrent safety valve includes excess flow valve sheet
Body, the first elastic component, the first magnetic part, the second magnetic part and guide rod, the overcurrent valve body is hollow, and the excess flow valve
Throw-out collar is arranged on ontology, first magnetic part is connect with the throw-out collar, second magnetic part and the overcurrent valve body
Inner sidewall be flexibly connected, first magnetic part is correspondingly arranged with second magnetic part, the guide rod and the excess flow valve
Ontology is flexibly connected, and is arranged with seal ring on the guide rod, first elastic component is sheathed on the guide rod, first bullet
One end of property part is connect with the seal ring, and the other end is flexibly connected with the overcurrent valve body, second magnetic part and institute
State guide rod flexible connection.
5. search gas pressure regulator according to claim 4, it is characterised in that：The overcurrent safety valve further includes the second bullet
Property part, one end of second elastic component connect with the overcurrent valve body, and the other end and first magnetic part are far from described
One end of throw-out collar connects.
6. search gas pressure regulator according to claim 5, it is characterised in that：The material of the overcurrent safety valve is stainless
Steel.
7. search gas pressure regulator according to claim 1, it is characterised in that：The inner wall of the pressure regulation valve body is also set up
There is supporting block, the supporting block is connect with the epithelium far from the one side of the indicator.
8. search gas pressure regulator according to claim 7, it is characterised in that：Opened up on the epithelium it is fluted, it is described
Groove close to the one of the supporting block facing towards the direction of transparency cover by being recessed.
9. search gas pressure regulator according to claim 1, it is characterised in that：The indicator is iron needle.
10. search gas pressure regulator according to claim 1, it is characterised in that：The transparency cover is plastic lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820696879.1U CN208138533U (en) | 2018-05-09 | 2018-05-09 | A kind of search gas pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820696879.1U CN208138533U (en) | 2018-05-09 | 2018-05-09 | A kind of search gas pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208138533U true CN208138533U (en) | 2018-11-23 |
Family
ID=64313651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820696879.1U Expired - Fee Related CN208138533U (en) | 2018-05-09 | 2018-05-09 | A kind of search gas pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208138533U (en) |
-
2018
- 2018-05-09 CN CN201820696879.1U patent/CN208138533U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 |