CN206398149U - Combustion gas automatic stop valve - Google Patents
Combustion gas automatic stop valve Download PDFInfo
- Publication number
- CN206398149U CN206398149U CN201720020430.9U CN201720020430U CN206398149U CN 206398149 U CN206398149 U CN 206398149U CN 201720020430 U CN201720020430 U CN 201720020430U CN 206398149 U CN206398149 U CN 206398149U
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- CN
- China
- Prior art keywords
- valve
- passage
- limiting plate
- valve body
- automatic
- 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- Withdrawn - After Issue
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of combustion gas automatic stop valve, it is related to gas valve manufacturing technology field, including the valve body on storage tank, valve body is provided with the passage connected into outlet interface and with storage tank, manual valve element is housed in the outer end of passage, manual valve element includes valve rod and manual valve plug, and valve rod one end stretches out valve body and is connected with handle；Automatic valve element is housed in the inner of passage, automatic valve element includes automatic valve plug and guide holder, and automatic valve plug one end is provided with the guide pipe for stretching into passage, and the other end is connected with guide holder, and the side wall of guide pipe is provided with gas via-hole；Guide holder has current limiting plate, and the first spring is housed between current limiting plate and passage inner face；Valve body is built with limiting plate.Compared with prior art, the utility model enters the rapid pressure drop of outlet interface when unexpected booster occurs for tracheae, gas flow rates are accelerated, and promote automatic valve plug to be moved into passage, its gas via-hole is rapidly turned off, gas leakage is prevented, is eliminated safe hidden trouble.
Description
Technical field
The utility model is related to gas valve manufacturing technology field, especially a kind of automatic for the combustion gas on liquefied gas storage
Stop valve.
Background technology
Liquefied petroleum gas is using very generally in daily life and production, and liquefied gas storage is storage liquefied petroleum gas
Specialty products.Gas cut off valve is housed generally on liquefied gas storage, this gas cut off valve includes the valve body on storage tank,
Valve body enters outlet interface and the passage connected with storage tank provided with connection tracheae, and valve element, valve element are housed in the outer end of passage
Including valve rod and valve plug, valve rod one end stretches out valve body and is connected with handle.When needing the gas connection of cut-out storage tank and tracheae, pull
Handle drives valve plug to move by valve rod, the passage of valve body.If unexpected booster occurs for tracheae, this gas cut off valve
Need to be closed manually, easily occur closing not in time, there is the potential safety hazard of gas leakage.
Utility model content
Problem to be solved in the utility model is to provide a kind of combustion gas automatic stop valve, can solve existing fuel gas shutoff
Valve is when unexpected booster occurs for tracheae, the problem of closing not in time.
In order to solve the above problems, the technical solution adopted in the utility model is：This combustion gas automatic stop valve, including dress
Valve body on storage tank, the valve body is provided with the passage connected into outlet interface and with storage tank, in the outer end of the passage
Equipped with manual valve element, the manual valve element includes valve rod and manual valve plug, and described valve rod one end stretches out the valve body and is connected with hand
Handle；Automatic valve element is housed in the inner of the passage, the automatic valve element includes automatic valve plug and guide holder, the automatic valve
Plug one end is provided with the guide pipe for stretching into the passage, and the other end is connected with the guide holder, and the guide pipe is located at described logical
Side wall outside stomata is provided with gas via-hole；The inner of the guide holder has the current limiting plate provided with multiple metering holes, in institute
State and the first spring is housed between current limiting plate and the passage inner face；The valve body is built with the limit offseted with the current limiting plate
Position plate.
In above-mentioned combustion gas automatic stop valve technical scheme, more specifically technical scheme can also be：It is located in the valve body
Side wall at the limiting plate is provided with least two stopper slots, and the limiting plate, which is provided with, is respectively protruding into two stopper slots
Spacer pin；Position-limiting tube is equipped with back-up ring by hole in the valve body, the position-limiting tube has the boss stretched out laterally, in institute
State and second spring is housed between boss and the limiting plate, the spring force of second spring is more than the spring force of the first spring.
Further, the other end of the valve rod is connected by relay plate with the manual valve plug, and the valve rod is provided with
Neck, the relay plate is inserted into the neck and is connected with the valve handle activity, and the manual valve plug passes through screw thread and institute
State valve body and connect and be provided with the reset thimble for stretching into the passage；The valve body is connected with the sealing being sleeved on the valve rod
Lid, the outer end for being located at the closure in the valve rod is equipped with shaft block ring.
Further, flow control board is housed between the current limiting plate and the limiting plate, the flow control board is set
There are multiple tune discharge orifices, the metering hole of the tune discharge orifice and the current limiting plate staggers setting.
By adopting the above-described technical solution, the utility model has the advantages that compared with prior art：
1st, the utility model is equipped with automatic valve element in the inner of passage, and automatic valve element includes automatic valve plug and guide holder,
Automatic valve plug one end is provided with the guide pipe for stretching into passage, and the other end is connected with guide holder, and guide pipe is located at outside passage
Side wall is provided with gas via-hole；The inner of guide holder has current limiting plate, and first is equipped between current limiting plate and passage inner face
Spring, valve body is built with the limiting plate offseted with current limiting plate；If unexpected booster occurs for tracheae, the pressure for entering outlet interface is fast
Speed declines, and the inner pressure of passage is more than the pressure of ventilation outer end of hole, and gas flow rates are accelerated, and promotes guide holder movement pressure
Contract the first spring, drives automatic valve plug to be moved into passage, the gas via-hole of automatic valve plug is rapidly turned off, and cuts off gas stream
It is dynamic, gas leakage is prevented, is eliminated safe hidden trouble.
2nd, it is located in valve body on the side wall at limiting plate provided with least two stopper slots, limiting plate is provided with and is respectively protruding into two
The spacer pin of stopper slot；Position-limiting tube is equipped with back-up ring by hole in valve body, position-limiting tube has the boss stretched out laterally, convex
Second spring is housed between platform and limiting plate；Buffering is played by second spring when automatic valve element return is contacted with limiting plate
Effect.When being inflated into storage tank, the pressure of ventilation outer end of hole is more than the inner pressure of passage, and air-flow promotes automatic valve core ribbon
Dynamic limiting plate movement, makes the current limiting plate of guide holder be located at the stopper slot of valve body, increases inlet channel, and gas is rapidly filled with storage
Tank.
3rd, the other end of valve rod is connected by relay plate with manual valve plug, and valve rod is provided with neck, and relay plate is inserted into card
It is connected in groove and with valve handle activity, manual valve plug is connected and be provided with the reset thimble for stretching into passage by screw thread with valve body.When
When automatic valve element needs to reset, pulling handle makes valve rod be started valve plug rotation by relay strip, and manual valve plug passes through screw thread
Moved on valve body, ventilation outer end of hole is closed, while resetting thimble promotes automatic valve plug movement, lead to the gas on guide pipe
Passage is exited in hole, and the inner pressure of passage is identical with the pressure in guide pipe, the automatic valve plug in the presence of the first spring
Reset.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation of the handle of the utility model embodiment.
Fig. 3 is the structural representation of the closure of the utility model embodiment.
Fig. 4 is the structural representation of the valve rod of the utility model embodiment.
Fig. 5 is the structural representation of the manual valve plug of the utility model embodiment.
Fig. 6 is the structural representation of the valve body of the utility model embodiment.
Fig. 7 is the structural representation of the automatic valve plug of the utility model embodiment.
Fig. 8 is the structural representation of the guide holder of the utility model embodiment.
Fig. 9 is the upward view of the guide holder of the utility model embodiment.
Figure 10 is the structural representation of the flow control board of the utility model embodiment.
Figure 11 is the sectional view at A-A in Figure 10.
Figure 12 is the structural representation of the limiting plate of the utility model embodiment.
Figure 13 is the top view of the limiting plate of the utility model embodiment.
Figure 14 is the structural representation of the position-limiting tube of the utility model embodiment.
Figure 15 is the schematic diagram that the utility model embodiment is in automatic closed position.
Figure 16 is the schematic diagram that the utility model embodiment is in manual-lock position.
Figure 17 is the utility model embodiment in schematic diagram when being inflated to tank inside.
Embodiment
The utility model is described in further detail for embodiment below in conjunction with the accompanying drawings：
A kind of combustion gas automatic stop valve as shown in Figure 1, including the valve body 10 on storage tank, valve body 10 have into outlet
The interface 10-1 and passage 10-2 connected with storage tank, manual valve element is equipped with passage 10-2 outer end, and manual valve element includes
Valve rod 6 and manual valve plug 8, one end of valve rod 6 stretch out valve body 10 and are connected with handle 1 by nut, and handle 1 is as shown in Fig. 2 another
End is connected by relay plate 7 with manual valve plug 8, neck is respectively equipped with valve rod 6 and manual valve plug 8, relay plate 7 is inserted into valve rod
6 and manual valve plug 8 neck in and be flexibly connected with valve rod 6.Manual valve plug 8 is connected by screw thread and had with valve body 10 and stretched into
First sealing ring is housed in passage 10-2 reset thimble 8-1, manual valve plug 8 plane relative with passage 10-2 outer faces
9, as shown in Fig. 4, Fig. 5, Fig. 6；Valve body 10 is connected through a screw thread the closure 5 being sleeved on valve rod 6, such as Fig. 3 institutes of closure 5
Show, with being equipped with the second sealing ring 3 at the connecting hole cooperation of closure 5 on valve rod 6, the inner face of closure 5 is equipped with the 3rd sealing
Circle 4；It is located in valve rod 6 at the outer end of closure 5 and shaft block ring 2 is housed.
Automatic valve element is housed in passage 10-2 the inner, automatic valve element includes automatic valve plug 13 and guide holder 14, automatically
The one end of valve plug 13 has the guide pipe 13-1 for stretching into passage 10-2, and the other end is connected by screw rod with guide holder 14, guide pipe
13-1, which is located on the side wall outside passage 10-2, offers gas via-hole；In guide holder 14 and the connecting end surface of automatic valve plug 13
Equipped with the 4th sealing ring 12 being enclosed on automatic valve plug 13, the inner of guide holder 14 has the current limiting plate for offering four metering holes
Four screwed holes are distributed with along its outer rim on 14-1, current limiting plate 14-1, as shown in Fig. 7, Fig. 8, Fig. 9；In current limiting plate 14-1 with leading to
First spring 11 is housed between stomata 10-2 inner faces；Valve body 10 is spacing built with the limiting plate 16 offseted with current limiting plate 14-1
Conical through-hole is offered on plate 16, flow control board 15, flow control board 15 are housed between limiting plate 16 and current limiting plate 14-1
On offer four bolt slots for adjusting discharge orifices and four arcs being distributed along its outer rim, flow control board 15 is sleeved on automatic valve
Be connected by bolt on the screw rod of plug 13 and with current limiting plate 14-1, the metering hole of tune discharge orifice and current limiting plate staggers setting, flow tune
Save plate 15 as shown in Figure 10, Figure 11, be located in valve body 10 on the side wall at limiting plate 16 and offer two stopper slots, limiting plate 16
With the spacer pin for being respectively protruding into two stopper slots, limiting plate 16 is as shown in Figure 12 and Figure 13；Pass through hole back-up ring in valve body 10
19 are equipped with position-limiting tube 18, and position-limiting tube 18 has the boss stretched out laterally, as shown in figure 14, is filled between boss and limiting plate 16
There is second spring 17, the spring force of second spring 17 is more than the spring force of the first spring 11.
If unexpected booster occurs for tracheae, the rapid pressure drop entered at outlet interface 10-1, passage 10-2 the inners
Pressure is more than the pressure of passage 10-2 outer ends, and gas flow rates are accelerated, and promotes movement the first spring 11 of compression of guide holder 14,
Automatic valve plug 13 is driven to be moved into passage 10-2, the gas via-hole of automatic valve plug 13 is rapidly turned off, and as shown in figure 15, is cut
Body of dying flows, and prevents gas leakage, eliminates safe hidden trouble.When automatic valve element needs to reset, pulling handle 1 leads to valve rod 6
Crossing relay plate 7 drives manual valve plug 8 to rotate, and manual valve plug 8 is moved by screw thread on valve body 10, and passage 10-2 outer ends are closed
Close, promote automatic valve plug 13 to move while resetting thimble 8-1, the gas via-hole on guide pipe 13-1 is exited passage 10-2,
As shown in figure 16, pressure inner passage 10-2 is identical with the pressure in guide pipe 13-1, in the presence of the first spring 11
Automatic valve plug 13 resets.
When being inflated to tank inside, air-flow promotes automatic valve plug 13 and guide holder 14 to drive the movement of limiting plate 16 compression the
Two springs 17, make the current limiting plate 14-1 of guide holder 14 be located at the stopper slot of valve body 10, as shown in figure 17, increase inlet channel,
Gas is rapidly filled with storage tank.
Claims (5)
1. a kind of combustion gas automatic stop valve, including the valve body on storage tank（10）, the valve body（10）It is provided with into outlet interface
（10-1）The passage connected with storage tank（10-2）, in the passage（10-2）Outer end be equipped with manual valve element, the hand
Movable valve plug includes valve rod（6）With manual valve plug（8）, the valve rod（6）The valve body is stretched out in one end（10）It is connected with handle（1）,
It is characterized in that：In the passage（10-2）The inner be equipped with automatic valve element, the automatic valve element include automatic valve plug（13）
And guide holder（14）, the automatic valve plug（13）One end is provided with and stretches into the passage（10-2）Guide pipe（13-1）, it is another
End and the guide holder（14）Connection, the guide pipe（13-1）Positioned at the passage（10-2）Outside side wall is provided with gas
Body through hole；The guide holder（14）The inner have provided with multiple metering holes current limiting plate（14-1）, in the current limiting plate（14-
1）With the passage（10-2）First spring is housed between inner face（11）；The valve body（10）Built with the current limiting plate
（14-1）The limiting plate offseted（16）.
2. combustion gas automatic stop valve according to claim 1, it is characterised in that：In the valve body（10）Positioned at described spacing
Plate（16）The side wall at place is provided with least two stopper slots, the limiting plate（16）Provided with being respectively protruding into two stopper slots
Spacer pin；In the valve body（10）It is interior to pass through hole back-up ring（19）Equipped with position-limiting tube（18）, the position-limiting tube（18）With outside
The boss that side is stretched out, in the boss and the limiting plate（16）Between be equipped with second spring（17）, second spring（17）Bullet
Spring force is more than the first spring（11）Spring force.
3. combustion gas automatic stop valve according to claim 1 or 2, it is characterised in that：The valve rod（6）The other end pass through
Relay plate（7）With the manual valve plug（8）Connection, the valve rod（6）It is provided with neck, the relay plate（7）It is inserted into described
In neck and with the valve rod（6）It is flexibly connected, the manual valve plug（8）Pass through screw thread and the valve body（10）Connect and be provided with
Stretch into the passage（10-2）Reset thimble（8-1）；The valve body（10）It is connected with and is sleeved on the valve rod（6）On it is close
Capping（5）, in the valve rod（6）Positioned at the closure（5）Outer end be equipped with shaft block ring（2）.
4. combustion gas automatic stop valve according to claim 1 or 2, it is characterised in that：In the current limiting plate（14-1）With institute
State limiting plate（16）Between be equipped with flow control board（15）, the flow control board（15）Provided with multiple tune discharge orifices, the tune stream
Hole and the current limiting plate（14-1）Metering hole stagger setting.
5. combustion gas automatic stop valve according to claim 3, it is characterised in that：In the current limiting plate（14-1）With the limit
Position plate（16）Between be equipped with flow control board（15）, the flow control board（15）Provided with multiple tune discharge orifices, the tune discharge orifice with
The current limiting plate（14-1）Metering hole stagger setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720020430.9U CN206398149U (en) | 2017-01-09 | 2017-01-09 | Combustion gas automatic stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720020430.9U CN206398149U (en) | 2017-01-09 | 2017-01-09 | Combustion gas automatic stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206398149U true CN206398149U (en) | 2017-08-11 |
Family
ID=59512719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720020430.9U Withdrawn - After Issue CN206398149U (en) | 2017-01-09 | 2017-01-09 | Combustion gas automatic stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206398149U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555893A (en) * | 2017-01-09 | 2017-04-05 | 黄福成 | Combustion gas automatic stop valve |
| CN113236965A (en) * | 2021-03-25 | 2021-08-10 | 上海舜华新能源系统有限公司 | Thimble type conveying channel, clamping jaw type valve body structure and hydrogenation gun |
-
2017
- 2017-01-09 CN CN201720020430.9U patent/CN206398149U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555893A (en) * | 2017-01-09 | 2017-04-05 | 黄福成 | Combustion gas automatic stop valve |
| CN113236965A (en) * | 2021-03-25 | 2021-08-10 | 上海舜华新能源系统有限公司 | Thimble type conveying channel, clamping jaw type valve body structure and hydrogenation gun |
| CN113236965B (en) * | 2021-03-25 | 2023-03-14 | 上海舜华新能源系统有限公司 | Jaw type valve body structure and hydrogenation gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170811 Effective date of abandoning: 20180727 |
|
| AV01 | Patent right actively abandoned |