CN106555893B - Combustion gas automatic stop valve - Google Patents
Combustion gas automatic stop valve Download PDFInfo
- Publication number
- CN106555893B CN106555893B CN201710013481.3A CN201710013481A CN106555893B CN 106555893 B CN106555893 B CN 106555893B CN 201710013481 A CN201710013481 A CN 201710013481A CN 106555893 B CN106555893 B CN 106555893B
- Authority
- CN
- China
- Prior art keywords
- valve
- venthole
- 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.)
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Classifications
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- 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
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- 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
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0486—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with mechanical actuating means
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
Abstract
The invention discloses a kind of combustion gas automatic stop valves, it is related to gas valve manufacturing technology field, it include the valve body on storage tank, valve body is equipped with the venthole being connected into outlet interface and with storage tank, manual spool is housed in the outer end of venthole, manual spool includes valve rod and manual valve plug, and valve rod one end stretches out valve body and is connected with handle；Automatic spool is housed in the inner end of venthole, automatic spool includes automatic valve plug and guide holder, and automatic valve plug one end is equipped with the guide pipe for stretching into venthole, and the other end is connect with guide holder, and the side wall of guide pipe is equipped with gas via-hole；Guide holder has current limiting plate, and the first spring is housed between current limiting plate and venthole inner face；Valve body is built-in limiting plate.Compared with prior art, the present invention is when unexpected booster occurs for tracheae, and into the rapid pressure drop of outlet interface, gas flow rates are accelerated, and push automatic valve plug to be moved into venthole, gas via-hole is rapidly turned off, and prevents gas leakage, is eliminated safe hidden trouble.
Description
Technical field
The present invention relates to gas valve manufacturing technology field, especially a kind of combustion gas on liquefied gas storage is automatically cut off
Valve.
Background technology
For liquefied petroleum gas using very universal in daily life and production, liquefied gas storage is storage liquefied petroleum gas
Specialty products.Gas cut off valve is housed usually on liquefied gas storage, this gas cut off valve includes the valve body on storage tank,
Valve body is equipped with the venthole of connection tracheae being connected into outlet interface and with storage tank, and spool, spool are housed in the outer end of venthole
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 movement, the venthole of valve body by valve rod.If unexpected booster occurs for tracheae, this gas cut off valve
It needs to be closed manually, is susceptible to closing not in time, there are the security risks of gas leakage.
Invention content
Problem to be solved by this invention is to provide a kind of combustion gas automatic stop valve, can solve existing gas cut off valve and exist
When it is unexpected that booster occurs for tracheae, the problem of closing not in time.
To solve the above-mentioned problems, the technical solution adopted by the present invention is：This combustion gas automatic stop valve, including it is mounted in storage
Valve body on tank, the valve body are equipped with the venthole being connected into outlet interface and with storage tank, are equipped in the outer end of the venthole
Manual spool, the manual spool include valve rod and manual valve plug, and described valve rod one end stretches out the valve body and is connected with handle；
The inner end of the venthole is equipped with automatic spool, and the automatic spool includes automatic valve plug and guide holder, the automatic valve plug one
End is equipped with the guide pipe for stretching into the venthole, and the other end is connect with the guide holder, and the guide pipe is located at the venthole
External side wall is equipped with gas via-hole；The inner end of the guide holder has the current limiting plate equipped with multiple metering holes, in the limit
First spring is housed between flowing plate and the venthole inner face；Equipped with the limit to offset with the current limiting plate in the valve body
Plate.
In above-mentioned combustion gas automatic stop valve technical solution, more specific technical solution can also be：It is located in the valve body
Side wall at the limiting plate is equipped at least two limiting slots, and the limiting plate, which is equipped with, is respectively protruding into two limiting slots
Spacer pin；Through hole baffle ring is equipped with position-limiting tube in the valve body, and the position-limiting tube has the boss stretched out outward, in institute
It states 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 connect by relay plate with the manual valve plug, and the valve rod is equipped with
Card slot, the relay plate are inserted into the card slot and are connect with the valve handle activity, and the manual valve plug passes through screw thread and institute
Valve body is stated to connect and be equipped with the reset thimble for stretching into the venthole；The valve body is connected with the sealing being sleeved on the valve rod
Lid, the outer end that the sealing cover is located in the valve rod are 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 stagger setting for adjusting discharge orifice and the current limiting plate.
By adopting the above-described technical solution, the present invention has the advantages that compared with prior art：
1, the present invention is equipped with automatic spool in the inner end of venthole, and automatic spool includes automatic valve plug and guide holder, automatically
Valve plug one end is equipped with the guide pipe for stretching into venthole, and the other end is connect with guide holder, and guide pipe is located at the side wall outside venthole
It is equipped with gas via-hole；The inner end of guide holder has current limiting plate, and the first spring is housed between current limiting plate and venthole inner face,
Equipped with the limiting plate to offset with current limiting plate in valve body；If unexpected booster occurs for tracheae, into outlet interface pressure it is rapid under
Drop, the pressure of venthole inner end are more than the pressure of ventilation outer end of hole, and gas flow rates are accelerated, and push guide holder movement compression the
One spring drives automatic valve plug to be moved into venthole, and the gas via-hole of automatic valve plug is rapidly turned off, cut-out gas flowing,
Gas leakage is prevented, is eliminated safe hidden trouble.
2, it is located on the side wall at limiting plate in valve body and is equipped at least two limiting slots, limiting plate is equipped with and is respectively protruding into two
The spacer pin of limiting slot；Through hole baffle ring is equipped with position-limiting tube in valve body, and position-limiting tube has the boss stretched out outward, convex
Second spring is housed between platform and limiting plate；Buffering is played by second spring when automatic spool return and limiting plate contact
Effect.When being inflated into storage tank, the pressure for outer end of hole of ventilating is more than the pressure of venthole inner end, and air-flow pushes automatic valve core ribbon
Dynamic limiting plate movement, makes the current limiting plate of guide holder be located at the limiting slot of valve body, increases inlet channel, gas is rapidly filled with storage
Tank.
3, the other end of valve rod is connect by relay plate with manual valve plug, and valve rod is equipped with card slot, and relay plate is inserted into card
It is connect in slot and with valve handle activity, manual valve plug is connect with valve body by screw thread and is equipped with the reset thimble for stretching into venthole.When
It when automatic spool needs to reset, pulls handle valve rod is made to pass through relay strip valve plug of starting and rotate, manual valve plug passes through screw thread
It is moved on valve body, ventilation outer end of hole is closed, while resetted thimble and pushing automatic valve plug movement, keep the gas on guide pipe logical
Venthole is exited in hole, and the pressure of venthole inner end is identical as the pressure in guide pipe, automatic valve plug under the action of the first spring
It resets.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of the handle of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the sealing cover of the embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the valve rod of the embodiment of the present invention.
Fig. 5 is the structural schematic diagram of the manual valve plug of the embodiment of the present invention.
Fig. 6 is the structural schematic diagram of the valve body of the embodiment of the present invention.
Fig. 7 is the structural schematic diagram of the automatic valve plug of the embodiment of the present invention.
Fig. 8 is the structural schematic diagram of the guide holder of the embodiment of the present invention.
Fig. 9 is the upward view of the guide holder of the embodiment of the present invention.
Figure 10 is the structural schematic diagram of the flow control board of the embodiment of the present invention.
Figure 11 is the sectional view at A-A in Figure 10.
Figure 12 is the structural schematic diagram of the limiting plate of the embodiment of the present invention.
Figure 13 is the vertical view of the limiting plate of the embodiment of the present invention.
Figure 14 is the structural schematic diagram of the position-limiting tube of the embodiment of the present invention.
Figure 15 is that the embodiment of the present invention is in the schematic diagram that position is automatically closed.
Figure 16 is that the embodiment of the present invention is in the schematic diagram that position is turned off manually.
Figure 17 is the embodiment of the present invention in schematic diagram when being inflated to tank inside.
Specific implementation mode
The present invention will be further described below with reference to the accompanying drawings：
A kind of combustion gas automatic stop valve as shown in Figure 1, includes the valve body 10 on storage tank, and valve body 10 has into outlet
The interface 10-1 and venthole 10-2 being connected to storage tank is equipped with manual spool in the outer end of venthole 10-2, and manual spool 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 connect by relay plate 7 with manual valve plug 8, card slot is respectively equipped on valve rod 6 and manual valve plug 8, relay plate 7 is inserted into valve rod
6 and manual valve plug 8 card slot in and be flexibly connected with valve rod 6.Manual valve plug 8 is connect by screw thread and is had with valve body 10 and stretched into
The reset thimble 8-1 of venthole 10-2 is equipped with the first sealing ring in the plane opposite with venthole 10-2 outer end faces of manual valve plug 8
9, as shown in Fig. 4, Fig. 5, Fig. 6；Valve body 10 is connected through a screw thread the sealing cover 5 being sleeved on valve rod 6, such as Fig. 3 institutes of sealing cover 5
Show, is sealed equipped with third equipped with the second sealing ring 3, the inner face of sealing cover 5 at the connecting hole cooperation of sealing cover 5 on valve rod 6
Circle 4；Shaft block ring 2 is housed at the outer end that valve rod 6 is located at sealing cover 5.
Automatic spool is housed in the inner end of venthole 10-2, automatic spool includes automatic valve plug 13 and guide holder 14, automatically
There is 13 one end of valve plug the guide pipe 13-1 for stretching into venthole 10-2, the other end to be connect with guide holder 14 by screw rod, guide pipe
13-1, which is located on the side wall outside venthole 10-2, offers gas via-hole；In the connecting end surface of guide holder 14 and automatic valve plug 13
Equipped with the 4th sealing ring 12 being sleeved on automatic valve plug 13, the inner end of guide holder 14 has the current limiting plate opened up there are four metering hole
There are four threaded holes for the distribution of its outer rim of 14-1, current limiting plate 14-1 upper edge, as shown in Fig. 7, Fig. 8, Fig. 9；In current limiting plate 14-1 and lead to
First spring 11 is housed between stomata 10-2 inner faces；Equipped with the limiting plate 16 to offset with current limiting plate 14-1, limit in valve body 10
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 open up there are four the bolt slot for adjusting discharge orifice and four arcs being distributed along its outer rim, flow control board 15 is sleeved on automatic valve
It is connect with current limiting plate 14-1 on the screw rod of plug 13 and by bolt, adjusts the metering hole stagger setting of discharge orifice and current limiting plate, flow tune
It is as shown in Figure 10, Figure 11 to save plate 15, is located on the side wall at limiting plate 16 in valve body 10 and offers two limiting slots, limiting plate 16
With the spacer pin for being respectively protruding into two limiting slots, limiting plate 16 is as shown in Figure 12 and Figure 13；The through hole baffle ring in valve body 10
19 are equipped with position-limiting tube 18, and there is position-limiting tube 18 boss stretched out outward to be filled between boss and limiting plate 16 as shown in figure 14
There are second spring 17, the spring force of second spring 17 to be more than the spring force of the first spring 11.
If unexpected booster occurs for tracheae, the rapid pressure drop at outlet interface 10-1, the inner ends venthole 10-2
Pressure is more than the pressure of the outer ends venthole 10-2, and gas flow rates are accelerated, and pushes movement the first spring 11 of compression of guide holder 14,
Automatic valve plug 13 is driven to be moved into venthole 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 spool needs to reset, pulling handle 1 keeps valve rod 6 logical
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 the outer ends venthole 10-2 are closed
It closes, while resetting thimble 8-1 and automatic valve plug 13 is pushed to move, the gas via-hole on guide pipe 13-1 is made to exit venthole 10-2,
As shown in figure 16, the pressure of the inner ends venthole 10-2 is identical as the pressure in guide pipe 13-1, under the action of the first spring 11
Automatic valve plug 13 resets.
When being inflated to tank inside, air-flow pushes 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 limiting slot of valve body 10, as shown in figure 17, increase inlet channel,
Gas is rapidly filled with storage tank.
Claims (3)
1. a kind of combustion gas automatic stop valve includes the valve body on storage tank（10）, the valve body（10）Equipped with into outlet interface
（10-1）The venthole being connected to with storage tank（10-2）, in the venthole（10-2）Outer end be equipped with manual spool, 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 venthole（10-2）Inner end be equipped with automatic spool, the automatic spool includes automatic valve plug（13）
And guide holder（14）, the automatic valve plug（13）One end is equipped with and stretches into the venthole（10-2）Guide pipe（13-1）, another
End and the guide holder（14）Connection, the guide pipe（13-1）Positioned at the venthole（10-2）External side wall is equipped with gas
Body through-hole；The guide holder（14）Inner end have equipped with multiple metering holes current limiting plate（14-1）, in the current limiting plate（14-
1）With the venthole（10-2）First spring is housed between inner face（11）；The valve body（10）It is interior to be equipped with and the current limiting plate
（14-1）The limiting plate to offset（16）；In the valve body（10）Positioned at the limiting plate（16）The side wall at place is equipped at least two
Limiting slot, the limiting plate（16）Equipped with the spacer pin for being respectively protruding into two limiting slots；In the valve body（10）Inside pass through
Hole baffle ring（19）Equipped with position-limiting tube（18）, the position-limiting tube（18）With the boss stretched out outward, in the boss and institute
State limiting plate（16）Between be equipped with second spring（17）, the second spring（17）Spring force be more than first spring（11）
Spring force.
2. combustion gas automatic stop valve according to claim 1, it is characterised in that：The valve rod（6）The other end by connecing
Power plate（7）With the manual valve plug（8）Connection, the valve rod（6）It is equipped with card slot, the relay plate（7）It is inserted into the card
In slot and with the valve rod（6）Flexible connection, the manual valve plug（8）Pass through screw thread and the valve body（10）It connects and is equipped with and stretch
Enter the venthole（10-2）Reset thimble（8-1）；The valve body（10）It is connected with and is sleeved on the valve rod（6）On sealing
Lid（5）, in the valve rod（6）Positioned at the sealing cover（5）Outer end be equipped with shaft block ring（2）.
3. 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）Equipped with multiple tune discharge orifices, the tune stream
Hole and the current limiting plate（14-1）Metering hole stagger setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710013481.3A CN106555893B (en) | 2017-01-09 | 2017-01-09 | Combustion gas automatic stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710013481.3A CN106555893B (en) | 2017-01-09 | 2017-01-09 | Combustion gas automatic stop valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106555893A CN106555893A (en) | 2017-04-05 |
| CN106555893B true CN106555893B (en) | 2018-07-27 |
Family
ID=58446341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710013481.3A Active CN106555893B (en) | 2017-01-09 | 2017-01-09 | Combustion gas automatic stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106555893B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973664A (en) * | 2019-02-25 | 2019-07-05 | 百路达（厦门）工业有限公司 | The explosion-proof angle valve and working method of energy Rapid reset |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE411793B (en) * | 1978-05-31 | 1980-02-04 | Aga Ab | DEVICE INTENDED TO PREVENT THE TEMPERATURE OF A PRESSURE MEDIUM SYSTEM UNDER A CERTAIN SETTING REMAINDER AND TO POSSIBLE FILLING OR VACUUM PUMPING OF THE SYSTEM |
| IT1285170B1 (en) * | 1995-10-10 | 1998-06-03 | Pier Luigi Angelotti | BLOCK VALVE FOR GASEOUS FLOWS, WITH DIFFERENTIAL PRESSURE, IN PARTICULAR INSERTED ON THE TAPS AND CYLINDERS G.P.L. |
| CN2506846Y (en) * | 2001-10-12 | 2002-08-21 | 张海辉 | Multi=function gas cylinder cutting off valve |
| CN2833266Y (en) * | 2005-10-19 | 2006-11-01 | 张海辉 | Stop valve for cylinder |
| CN205260943U (en) * | 2015-12-15 | 2016-05-25 | 宁波三安制阀有限公司 | Natural gas bottle valve |
| CN206398149U (en) * | 2017-01-09 | 2017-08-11 | 黄福成 | Combustion gas automatic stop valve |
-
2017
- 2017-01-09 CN CN201710013481.3A patent/CN106555893B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106555893A (en) | 2017-04-05 |
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Effective date of registration: 20201029 Address after: 277100 West first north side of Tai Zhong Road, Taierzhuang District Economic Development Zone, Zaozhuang City, Shandong Patentee after: Zaozhuang xinjinshan Intelligent Equipment Co., Ltd Address before: 547200, the Guangxi Zhuang Autonomous Region, Hechi Nandan Chengguan Town, Guan Village, No. eight, No. 27 Tuen Mun Patentee before: Huang Fucheng |