CN107339446B - Anti-explosion gas quick action emergency valve - Google Patents
Anti-explosion gas quick action emergency valve Download PDFInfo
- Publication number
- CN107339446B CN107339446B CN201710333632.3A CN201710333632A CN107339446B CN 107339446 B CN107339446 B CN 107339446B CN 201710333632 A CN201710333632 A CN 201710333632A CN 107339446 B CN107339446 B CN 107339446B
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- Prior art keywords
- valve
- hole
- mounting shell
- actuator
- metal
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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
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The present invention discloses a kind of anti-explosion gas quick action emergency valve, including valve body, the valve seat of valve body is configured with flap, its metal valve deck quadrangle has connection through-hole, valve body upper end has attachment base, connection through-hole has lower connection through-hole on the quadrangle of attachment base is corresponding, bolt passes through upper connection through-hole and lower connection through-hole for valve body and metal valve cover locking, the first sealing ring of annular spread is provided at the cooperation of metal valve deck and valve body, valve rod passes through metal valve deck, metal valve deck on the valve rod and the position between flap are cased with reset spring, the second sealing ring is provided at valve rod and the cooperation of metal valve deck.The valve uses the opening and closing of the input pipe upper port on flap application valve body, and with the first sealing ring of metal valve deck and the second sealing ring respectively with sealing is formed at the cooperation of valve body and valve deck, sealing structure of the invention is tighter, stability is good, it can prevent the electromagnetic coil of electric actuator from generating arc through diaphragm because of short circuit, avoidable gas leakage causes accident.
Description
Technical field
The present invention relates to a kind of anti-explosion gas quick action emergency valves.
Background technique
Anti-explosion gas quick action emergency valve gas leakage in order to prevent, needs the position by entire valve body in addition to access way
Accomplish hermetic seal, traditional structure is that diaphragm is arranged on flap, the not set valve deck of diaphragm, and diaphragm covers entire valve body top
Play the role of valve deck.As anti-explosion gas quick action emergency valve more and more uses electric control structure, and the electromagnetism of electric control structure
Coil once short circuit generates electric arc is easy to puncture or burn out diaphragm, and then gas leakage is caused to cause the generation of accident, and
And the durability of diaphragm is poor.
Summary of the invention
In view of the deficiency of background technique, technical problem to be solved by the invention is to provide a kind of anti-explosion gas emergency cut-offs
Valve, the leakproofness and durability of the valve are more preferable, and can anti-electric arcing.
For this purpose, anti-explosion gas quick action emergency valve provided by the invention, including valve body, the valve seat of valve body are configured with flap, valve
Valve rod is provided on valve, valve rod is configured with electric actuator, it is characterized in that: being provided with metal on the valve body, above flap
Valve deck, metal valve deck quadrangle have connection through-hole, and the valve body upper end has attachment base, and the quadrangle of attachment base is corresponding
The upper connection through-hole has lower connection through-hole, and bolt passes through the upper connection through-hole and lower connection through-hole for valve body and metal
Valve deck is locked, and the first sealing ring of annular spread is provided at the cooperation of metal valve deck and valve body, and the valve rod passes through metal valve
It covers, the position between metal valve deck and flap on the valve rod is cased with reset spring, is arranged at valve rod and the cooperation of metal valve deck
There is the second sealing ring.
Beneficial effects of the present invention are as follows:
1, the anti-explosion gas quick action emergency valve controls opening and closing to the input pipe upper port on valve body using flap, and uses golden
Belong to valve deck the first sealing ring and the second sealing ring respectively with form sealing at the cooperation of valve body and valve deck, compare it is conventionally employed
The structure of diaphragm is fixed on flap, sealing structure of the invention is tighter, and stability is good, electric control structure can be prevented to be easy to produce
Arc through or burn out and reveal accident caused by diaphragm；
2, bolt passes through the upper connection through-hole and lower connection through-hole for valve body and metal valve cover locking, metal valve deck and valve
This structure using similar flanged joint of the attachment base of body, better tightness, disassembly and installation are convenient.
Detailed description of the invention
Fig. 1 is the schematic structural cross-sectional view of anti-explosion gas quick action emergency valve provided by the invention.
Fig. 2 is the structural plan schematic diagram of the valve body and valve cover portion in Fig. 1.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the schematic structural cross-sectional view of actuator mounting shell.
Fig. 5 is the schematic structural cross-sectional view of microswitch mounting shell.
Fig. 6 is the schematic structural cross-sectional view of electronic assembly mounting shell.
Fig. 7 is the schematic structural cross-sectional view of Modularized shell.
Fig. 8 is the schematic structural cross-sectional view of the limited cover in Fig. 1.
Specific embodiment
Shown in referring to Fig.1, anti-explosion gas quick action emergency valve provided by the invention, including valve body 1, the valve seat 2 of valve body 1 are configured
There is flap 3, be provided with valve rod 4 on flap 3, valve rod 4 is configured with electric actuator 5, on the valve body 1, the top setting of flap 3
There is metal valve deck 6,6 four jiaos of the metal valve deck has connection through-hole 7, and 1 upper end of valve body has attachment base 8, connection
The quadrangle of seat 8 corresponds to the upper connection through-hole 7 with lower connection through-hole 9, and bolt 10 passes through the upper connection through-hole 7 and lower company
It connects hole 9 to lock valve body 1 and metal valve deck 6, first that annular spread is provided at metal valve deck 6 and the cooperation of valve body 1 is close
Seal 11, the valve rod 4 pass through metal valve deck 6, and the position between metal valve deck 6 and flap 3 on the valve rod 4 is cased with reset
The second sealing ring 13 is provided at spring 12, valve rod 4 and 6 cooperation of metal valve deck, electric actuator 5 pulls up valve rod 4 and can realize open
It opens, flap 3 is resetted downwards closure valve seat by the effect of reset spring 12 when electric actuator 5 is unclamped.
Referring to Fig.1, shown in Fig. 4, Fig. 6, Fig. 7, the electric actuator 5 is set in Modularized shell, Modularized shell
Including the actuator mounting shell 14 and electronic assembly mounting shell 15 mutually fastened, actuator mounting shell 14 is socketed and is fixed on metal
On valve deck 6, generally using hexagon socket head cap screw fastening electronic assembly mounting shell 15 and metal valve deck 6, the actuator mounting shell 14
In be provided with the electric actuator 5 of the rising of driving stem 4, electronic assembly, electronics are installed in electronic assembly mounting shell 15
Assembly connects and controls electric actuator 5, and the electronic assembly includes PLC control assembly, wireless signal transceiver and battery,
Make the electronic assembly of the actuator mounting shell 14 for disposing electric actuator 5 and installation electronic assembly using the structure of Modularized shell
Mounting shell 15 is separable structure that again can be fit, does not interfere with each other the structure of two large divisions, whether repairs or replace all
It is more convenient.Android charger socket 16, Android charger socket 16 and the electricity are had on the electronic assembly mounting shell 15
The power circuit in pond connects, and since Android charger is higher in the coverage rate of Chinese market at present, almost there is peace in each family
Phone charger is filled, configuration Android charger socket 16 can be charged the battery more easily, the battery of electronic assembly configuration
Generally rechargeable battery.
Referring to Fig.1, shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, the Modularized shell further includes microswitch mounting shell 17, described
14 top of actuator mounting shell is provided with the actuator handle 19 connecting with valve rod 4, institute using 18 closing of capping, 18 top of capping
14 body side of actuator mounting shell is stated with rectangle mounting portion 20, is had on rectangle mounting portion 20 and the actuator mounting shell
The first through hole 21 that 14 inside are connected, the microswitch mounting shell 17 is in inverted L-shaped and is fixedly installed on rectangle mounting portion 20,
17 top of microswitch mounting shell has upwardly opening mounting groove 22, is provided with microswitch 23 in mounting groove 22, fine motion is opened
The contact 24 of pass 23 is resisted against the lower surface of the 19 umbrella head of actuator handle, and alignment institute is had on microswitch mounting portion 17
The second through-hole 25 of first through hole 21 is stated, the rectangle mounting portion 20 of 14 main body of actuator mounting shell is provided with a left side with downside
Inserting column 26, the side of the electronic assembly mounting shell 15 have upper inserting column 27 and lower inserting column 28, band in upper inserting column 27
Have third through-hole 29, upper inserting column 27 is inserted into second through-hole 25 and first through hole 21, the lower inserting column 27 with it is described
Left inserting column 26 is socketed, and usually descends inserting column 28 with inner hole, and lower inserting column 28 is socketed on left inserting column 26, self-tapping screw
35 pierce the left inserting column 26 from the lower inserting column 28, the conducting wire of the electronic assembly pass through the upper third through-hole 29,
Second through-hole 25 and first through hole 21 are connect with the microswitch 23 and the electric actuator 5.Modularization shell of the invention
The above-mentioned connected structure of body realizes modularization, is conducive to completely cut off each component, and be conducive to later period maintenance and replacement.
Referring to Fig.1, shown in Fig. 7, Fig. 8, the connecting rod 30 of 19 lower end of actuator handle passes through the capping 18 and valve
Bar 4 connects, and the limited cover 31 is fixedly installed in capping 18, and limited cover 31 includes the fixed part being fixed in the capping 18
The socket part 31B of 31A and side, socket part 31B cover on microswitch mounting shell 17 with set access slot 31C, set access slot 31C,
Microswitch mounting shell 17 can stop limited cover 31 to deflect.19 upper end of actuator handle is with threaded hole laterally side by side
32, threaded hole 32 is corresponded on the limited cover 31 and offers screwing through hole 34, and screw 33 passes through screwing through hole 34 and enters the spiral shell
Being fixedly connected for the limited cover 31 and the actuator handle 19 is realized in pit 32.31 side of limited cover is fixed in the present invention
On actuator handle 19, the structure that the other side is socketed on microswitch mounting shell 17 can prevent actuator handle 19 from rotating,
Be conducive to sealing of the flap 3 of 4 lower end of valve rod to valve seat 2.
Claims (4)
1. a kind of anti-explosion gas quick action emergency valve, including valve body, the valve seat of valve body is configured with flap, is provided with valve rod on flap,
Valve rod is configured with electric actuator, it is characterized in that: metal valve deck is provided on the valve body, above flap, the metal valve
Lid quadrangle has connection through-hole, and the valve body upper end has attachment base, and the quadrangle of attachment base corresponds to the upper connection through-hole
Lower connection through-hole is had, bolt passes through the upper connection through-hole and lower connection through-hole for valve body and metal valve cover locking, metal
The first sealing ring of annular spread is provided at the cooperation of valve deck and valve body, the valve rod is on metal valve deck, the valve rod
Metal valve deck and flap between position be cased with reset spring, be provided with the second sealing ring at valve rod and the cooperation of metal valve deck；
The electric actuator is set in Modularized shell, and Modularized shell includes that the actuator mounting shell mutually fastened and electronics are total
At mounting shell, actuator mounting shell is socketed and is fixed on metal valve and covers, and is provided with driving stem in the actuator mounting shell
The electric actuator risen is equipped with electronic assembly in electronic assembly mounting shell, and electronic assembly connects and controls automatically controlled hold
Row device, the electronic assembly include PLC control assembly, wireless signal transceiver and battery；The Modularized shell further includes
Microswitch mounting shell, actuator mounting shell top are provided with holding of connecting with valve rod using capping closing, capping top
Row device handle, the actuator mounting shell body side have rectangle mounting portion, have and the actuator on rectangle mounting portion
The first through hole be connected inside mounting shell, the microswitch mounting shell is in inverted L-shaped and is fixedly installed on rectangle mounting portion, micro-
Dynamic switch mounting shell top has upwardly opening mounting groove, is provided with microswitch in mounting groove, the contact of microswitch supports
The lower surface of the electric actuator handle umbrella head is leaned against, with being directed at the of the first through hole on microswitch mounting portion
The rectangle mounting portion of two through-holes, the actuator mounting shell main body is provided with left inserting column, the electronic assembly peace with downside
The side for filling shell has upper inserting column and lower inserting column, and third through-hole, upper inserting column insertion described second are had in upper inserting column
In through-hole and first through hole, the lower inserting column and the left inserting column are socketed, and self-tapping screw enters institute from the lower grafting cylindrical drill
Left inserting column is stated, the conducting wire of the electronic assembly passes through the third through-hole, the second through-hole and first through hole and opens with the fine motion
Pass is connected with the electric actuator.
2. anti-explosion gas quick action emergency valve according to claim 1, it is characterized in that: the connection of the actuator handle, at its lower end
Bar passes through the capping and connect with valve rod, limited cover is fixedly installed in capping, limited cover includes being fixed in the capping
The socket part of fixed part and side, socket part cover on microswitch mounting shell with set access slot, set access slot.
3. anti-explosion gas quick action emergency valve according to claim 2, it is characterized in that: the actuator handle upper end is with cross
To threaded hole side by side, threaded hole is corresponded on the limited cover and offers screwing through hole, screw passes through described in screwing through hole entrance
Being fixedly connected for the limited cover and the actuator handle is realized in threaded hole.
4. anti-explosion gas quick action emergency valve according to claim 1 or 2 or 3, it is characterized in that: the electronic assembly mounting shell
Upper to have Android charger socket, Android charger socket is connect with the power circuit of the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710333632.3A CN107339446B (en) | 2017-05-12 | 2017-05-12 | Anti-explosion gas quick action emergency valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710333632.3A CN107339446B (en) | 2017-05-12 | 2017-05-12 | Anti-explosion gas quick action emergency valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107339446A CN107339446A (en) | 2017-11-10 |
| CN107339446B true CN107339446B (en) | 2019-02-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710333632.3A Active CN107339446B (en) | 2017-05-12 | 2017-05-12 | Anti-explosion gas quick action emergency valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107339446B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006255B (en) * | 2017-12-04 | 2019-08-23 | 佛山市川东磁电股份有限公司 | A kind of cylinder formula gas valve cutter |
| CN107975631A (en) * | 2017-12-04 | 2018-05-01 | 佛山市川东磁电股份有限公司 | A kind of electromagnetic damping preventing gas leakage device |
| CN112856020A (en) * | 2021-01-29 | 2021-05-28 | 无锡隆圣威流体控制设备有限公司 | Pneumatic valve controller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5439021A (en) * | 1992-09-09 | 1995-08-08 | Fisher Controls International, Inc. | Electro-pneumatic converter |
| CN203189837U (en) * | 2013-02-06 | 2013-09-11 | 重庆市伟岸测器制造股份有限公司 | Long-distance control valve executing body |
| CN204164452U (en) * | 2014-09-26 | 2015-02-18 | 上海沪东造船阀门有限公司 | The two diaphragm type steam reducing valve of a kind of type pilot |
| CN207213200U (en) * | 2017-05-12 | 2018-04-10 | 浙江恒居防爆电气科技有限公司 | Anti-explosion gas quick action emergency valve |
-
2017
- 2017-05-12 CN CN201710333632.3A patent/CN107339446B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5439021A (en) * | 1992-09-09 | 1995-08-08 | Fisher Controls International, Inc. | Electro-pneumatic converter |
| CN203189837U (en) * | 2013-02-06 | 2013-09-11 | 重庆市伟岸测器制造股份有限公司 | Long-distance control valve executing body |
| CN204164452U (en) * | 2014-09-26 | 2015-02-18 | 上海沪东造船阀门有限公司 | The two diaphragm type steam reducing valve of a kind of type pilot |
| CN207213200U (en) * | 2017-05-12 | 2018-04-10 | 浙江恒居防爆电气科技有限公司 | Anti-explosion gas quick action emergency valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107339446A (en) | 2017-11-10 |
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