CN107975627B - Gas safety device - Google Patents
Gas safety device Download PDFInfo
- Publication number
- CN107975627B CN107975627B CN201710966026.5A CN201710966026A CN107975627B CN 107975627 B CN107975627 B CN 107975627B CN 201710966026 A CN201710966026 A CN 201710966026A CN 107975627 B CN107975627 B CN 107975627B
- Authority
- CN
- China
- Prior art keywords
- pull rod
- valve
- mounting base
- air inlet
- gas
- 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
- F16K17/40—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint
- F16K17/403—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint with a fracturing valve member
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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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Feeding And Controlling Fuel (AREA)
- Safety Valves (AREA)
Abstract
The present invention relates to a kind of gas safety devices, including valve body, mounting base, safety valve, pull rod, spring, emergency air inlet, mounting base is arranged in the airintake direction of valve body, and the top plate of mounting base is equipped with tie rod hole, pull rod is installed on tie rod hole, and the lower end of pull rod is provided with safety valve；Emergency air inlet is set on the intracorporal air intake duct of valve, and safety valve is corresponding to be arranged with emergency air inlet position, is cased with spring on the pull rod between safety valve and mounting base top plate；It is provided with fixing seat outside valve body, supporting element is installed in the shaft of mounting base outer wall, and supporting element front end is connect by meltable Fastener with fixing seat, and the end of supporting element and the pull rod activity except mounting base rivet.The configuration of the present invention is simple is fused by meltable Fastener be bonded safety valve with emergency air inlet, and gas leakage is prevented to lead to explosion or more serious fire.
Description
Technical field
The invention belongs to gas combustion apparatus technical field, in particular to a kind of gas safety device.
Background technique
It is well known that due to the distinctive physicochemical property of combustion gas, when leakage, is easy to set off an explosion and fire, to the life of people
Life property is caused great harm and is lost.However traditional gas combustion apparatus is in the case of fire, need people to close at valve
Valve either electric and pneumatic closing valve, some fire lead to people closing valve or power supply or gas source quilt at not valve
It burns and valve can not be closed, thus valve cannot close at the first time, so leading to bigger disaster and property loss.
Summary of the invention
The purpose of the present invention is to provide a kind of gas safety devices, can be by certainly in the case of fire without artificial
The structure of body carries out closing valve.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows: a kind of gas safety device, including valve body, peace
Seat, safety valve, pull rod, spring, emergency air inlet are filled, the mounting base is set on valve body, and the top plate of the mounting base is equipped with
Tie rod hole, the pull rod are installed on tie rod hole by oil sealing sealing, and the lower end of pull rod is protruded into mounting base, and pull rod can be opposite
It is slided up and down in tie rod hole, the internal chamber of mounting base is connected to air intake duct；The lower end of the pull rod is provided with safety valve；
The emergency air inlet is set on the intracorporal air intake duct of valve, and the air intake duct in valve chamber is divided into two sections, and combustion gas is from one
Section air intake duct enters, by being discharged after emergency air inlet from another section of air intake duct；The safety valve correspondence and emergency air inlet position
The shape of setting, safety valve and emergency air inlet is corresponding；Bullet is cased on pull rod between the safety valve and mounting base top plate
Spring, the diameter of the spring is greater than the diameter of emergency air inlet, less than the diameter of safety valve；
Fixing seat is provided with outside the valve body, the mounting base outer wall is equipped with shaft, and the supporting element is installed on
In shaft, supporting element front end is connect by meltable Fastener with fixing seat, and the end of supporting element and the pull rod except mounting base are lived
Dynamic riveting, under the fixation of meltable Fastener, pull rod is lifted, so that safety valve is separated with emergency air inlet.
Preferably, the diameter of the pull rod is less than the diameter of safety valve.
Preferably, the meltable Fastener is rubber band or plastic band.
Preferably, the fixing seat top excircle is evenly arranged with double wedge, and the meltable Fastener is covered in double wedge
On.
Preferably, the gas safety device further includes solenoid valve, and the solenoid valve is sleeved on the top of pull rod, electricity
Magnet valve is internally provided with electromagnet, and pull rod is fixedly installed with iron plate axially adjacent to the position above electromagnet.
Preferably, the solenoid valve has gas detection sensor, when body detecting sensor detects combustion gas, opens
To solenoid valves, the iron plate on pull rod is attracted circuit down by electromagnet.
Preferably, the gas safety device further includes fastener, and the fastener is mounted on by being threadedly engaged
Pull rod upper end；Turn-knob fastener can be such that pull rod and iron plate slides up and down relative to electromagnet.
The working principle of the invention: under normal circumstances, pull rod lifts under the fixation of meltable Fastener, so that safety valve
It is separated with emergency air inlet, combustion gas can enter from air intake duct, and spring is compressed between safety valve and mounting base top plate at this time, simultaneously
Solenoid valve is in off-position, and suction is not present between the iron plate and electromagnet on pull rod；When a fire, meltable Fastener
Since own material is easy fusing, the rear support that fuses is not by clamping；Gas detection sensor detects gas leakage, opens electricity
Road is to solenoid valves, and the iron plate on pull rod is attracted down by electromagnet, and pull rod is then moved down with iron plate, and supporting element is with shaft
It is rotated back to just for fulcrum, while spring is upheld and the power downward to pull rod and safety valve due to restoring, so that safety valve is quickly fallen
On emergency air inlet, air intake duct is blocked by safety valve, and combustion gas then cannot be introduced into air intake duct.
Knob fastener moves up and down pull rod, with the distance between regulating magnet and iron plate, distance is made to meet electromagnetism
When iron inhales iron plate down, safety valve can block emergency air inlet.
Beneficial effects of the present invention: the configuration of the present invention is simple, by the support of supporting element and the fusing of meltable Fastener come
It control safety valve and the separation of emergency air inlet and is bonded；The material characteristics and solenoid valve itself easily to be fused using meltable Fastener
The feature of energizing magnetic can make safety valve fall in emergency air inlet automatically and quickly when fire occurs for gas leakage
On, it blocks combustion gas to enter air intake duct, gas leakage is prevented to lead to explosion or more serious fire.
In addition, double wedge structure is arranged in fixing seat, it will can cover to strut in meltable Fastener above and not be bonded, so that hair
When calamity of lighting a fire, the heating surface area of meltable Fastener increases, and fusing is faster.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is fixing seat top view；
In figure: 1 valve body；2- mounting base；3- safety valve；4- pull rod；5- spring；6- emergency air inlet；7- tie rod hole；8- air inlet
Road；9- fixing seat；10- shaft；11- supporting element；The meltable Fastener of 12-；13- double wedge；14- solenoid valve；15- electromagnet；16- iron
Piece；17- fastener.
Specific embodiment
The present invention will be described in detail with attached drawing combined with specific embodiments below.
Embodiment 1
As shown in Figure 1, 2, a kind of gas safety device, including valve body 1, mounting base 2, safety valve 3, pull rod 4, spring 5, peace
Full stomata 6, the mounting base 2 are set on valve body 1, and the top plate of the mounting base 2 is equipped with tie rod hole 7, and the pull rod 4 is logical
It crosses oil sealing sealing and is installed on tie rod hole 7, the lower end of pull rod 4 is protruded into mounting base 2, and pull rod 4 can be relative to gliding on tie rod hole 7
Dynamic, the internal chamber of mounting base 2 is connected to air intake duct 8；The lower end of the pull rod 4 is provided with safety valve 3；
The emergency air inlet 6 is set on the air intake duct 8 in valve body 1, and it is two sections that the air intake duct 8 in valve chamber, which is divided to, combustion gas
Enter from one section of air intake duct 8, by being discharged after emergency air inlet 6 from another section of air intake duct 8；The safety valve 3 is corresponding and safe
The shape of the setting of 6 position of stomata, safety valve 3 and emergency air inlet 6 is corresponding；Between 2 top plate of safety valve 3 and mounting base
Spring 5 is cased on pull rod 4, the diameter of the spring 5 is greater than the diameter of emergency air inlet 6, less than the diameter of safety valve 3；
Fixing seat 9 is provided with outside the valve body 1,2 outer wall of mounting base is equipped with shaft 10, the supporting element 11
It is installed in shaft 10,11 front end of supporting element is connect by meltable Fastener 12 with fixing seat 9, the end of supporting element 11 and installation
4 activity riveting of pull rod except seat 2, under the fixation of meltable Fastener 12, pull rod 4 is lifted, so that safety valve 3 and substitute
Hole 6 separates.
The diameter of the pull rod 4 is less than the diameter of safety valve 3.
The meltable Fastener 12 is rubber band or plastic band.
The 9 top excircle of fixing seat is evenly arranged with double wedge 13, and described 12 sets of meltable Fastener in double wedge 13
On.
The gas safety device further includes solenoid valve 14, and the solenoid valve 14 is sleeved on the top of pull rod 4, electromagnetism
Valve 14 is internally provided with electromagnet 15, and pull rod 4 is fixedly installed with iron plate 16 axially adjacent to the position of 15 top of electromagnet.
The solenoid valve 14 has gas detection sensor, when body detecting sensor detects combustion gas, opens circuit
It is powered to solenoid valve 14, the iron plate 16 on pull rod 4 is attracted down by electromagnet 15.
The gas safety device further includes fastener 17, and the fastener 17 is mounted on pull rod by being threadedly engaged
4 upper ends；Turn-knob fastener 17 can be such that pull rod 4 and iron plate 16 slides up and down relative to electromagnet 15.
The working principle of the invention: under normal circumstances, pull rod 4 lifts under the fixation of meltable Fastener 12, so that peace
Full valve 2-3 is separated with emergency air inlet 6, and combustion gas can enter from air intake duct 8, and spring 5 is compressed in safety valve 3 and mounting base 2 at this time
Between top plate, while solenoid valve 14 is in off-position, and suction is not present between the iron plate 16 and electromagnet 15 on pull rod 4；When
When fire occurs, meltable Fastener 12 is since own material is easy fusing, and the rear support 11 that fuses is not by clamping；Gas detection passes
Sensor detects gas leakage, opens circuit and is powered to solenoid valve 14, and the iron plate 16 on pull rod 4 is attracted down by electromagnet 15,
Pull rod 4 is then moved down with iron plate 16, and supporting element 11 is that fulcrum rotates back to just, while spring 5 is upheld due to restoring with shaft 10
And the power downward to pull rod 4 and safety valve 3, so that safety valve 3 is quickly fallen on emergency air inlet 6, air intake duct 8 is blocked up by safety valve 3
Firmly, combustion gas then cannot be introduced into air intake duct 8.
Knob fastener 17 moves up and down pull rod 4, with the distance between regulating magnet 15 and iron plate 16, makes distance
When meeting electromagnet 15 and inhaling iron plate 16 down, safety valve 3 can block emergency air inlet 6.
Claims (7)
1. a kind of gas safety device, including valve body (1), mounting base (2), safety valve (3), pull rod (4), spring (5), substitute
Hole (6), it is characterised in that: the mounting base (2) is set on valve body (1), and the top plate of the mounting base (2) is equipped with tie rod hole
(7), the pull rod (4) is installed on tie rod hole (7) by oil sealing sealing, and the lower end of pull rod (4) is protruded into mounting base (2), is drawn
Bar (4) can be slided up and down relative to tie rod hole (7), and the internal chamber of mounting base (2) is connected to air intake duct (8)；The drawing
The lower end of bar (4) is provided with safety valve (3)；
The emergency air inlet (6) is set on the air intake duct (8) in valve body (1), and the air intake duct (8) in valve chamber is divided into two sections,
Combustion gas enters from one section of air intake duct (8), by being discharged after emergency air inlet (6) from another section of air intake duct (8)；The safety valve
(3) correspond to emergency air inlet (6) position to be arranged, safety valve (3) is corresponding with the shape of emergency air inlet (6)；The safety valve
(3) it is cased with spring (5) on the pull rod (4) between mounting base (2) top plate, the diameter of the spring (5) is greater than emergency air inlet
(6) diameter is less than the diameter of safety valve (3)；
It is provided with fixing seat (9) outside the valve body (1), the mounting base (2) outer wall is equipped with shaft (10), supporting element (11)
It is installed on shaft (10), supporting element (11) front end is connect by meltable Fastener (12) with fixing seat (9), supporting element (11)
Pull rod (4) activity except end and mounting base (2) rivets, and under the fixation of meltable Fastener (12), pull rod (4) is lifted,
So that safety valve (3) is separated with emergency air inlet (6).
2. gas safety device according to claim 1, it is characterised in that: the diameter of the pull rod (4) is less than safety
The diameter of valve (3).
3. gas safety device according to claim 1, it is characterised in that: the meltable Fastener (12) is rubber band
Or plastic band.
4. gas safety device according to claim 1, it is characterised in that: fixing seat (9) top excircle is equal
Even to be provided with double wedge (13), the meltable Fastener (12) covers on double wedge (13).
5. gas safety device according to claim 1, it is characterised in that: further include solenoid valve (14), the electromagnetism
Valve (14) is sleeved on the top of pull rod (4), and solenoid valve (14) is internally provided with electromagnet (15), and pull rod (4) is axially adjacent to electromagnetism
Position above iron (15) is fixedly installed with iron plate (16).
6. gas safety device according to claim 5, it is characterised in that: the solenoid valve (14) has gas detection
Sensor opens iron plate (16) of the circuit to solenoid valves, on pull rod (4) when gas detection sensor detects combustion gas
Attracted down by electromagnet (15).
7. gas safety device according to claim 1, it is characterised in that: further include fastener (17), the fastening
Part (17) is mounted on pull rod (4) upper end by being threadedly engaged；Turn-knob fastener (17) can make pull rod (4) and iron plate (16) opposite
It is slided up and down in electromagnet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710966026.5A CN107975627B (en) | 2017-10-17 | 2017-10-17 | Gas safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710966026.5A CN107975627B (en) | 2017-10-17 | 2017-10-17 | Gas safety device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107975627A CN107975627A (en) | 2018-05-01 |
| CN107975627B true CN107975627B (en) | 2019-06-07 |
Family
ID=62012465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710966026.5A Active CN107975627B (en) | 2017-10-17 | 2017-10-17 | Gas safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107975627B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2323082A1 (en) * | 1975-09-03 | 1977-04-01 | Strulik Wilhelm | Fire retarding ventilator valve - has spring loaded poppet valve kept open by fusible nut on guide shaft |
| US4004601A (en) * | 1975-10-02 | 1977-01-25 | Fisher Controls Company, Inc. | Quick closing emergency valve |
| US4183371A (en) * | 1977-12-27 | 1980-01-15 | G. W. Dahl Company, Inc. | Thermal valve |
| CN2031478U (en) * | 1988-06-03 | 1989-01-25 | 宫海亮 | Fuel-gas safety valve |
| CN2075731U (en) * | 1990-09-19 | 1991-04-24 | 建设部建筑设计院靖江县空调风机厂 | Fire-proof and wind-exhaust valve |
| US6135134A (en) * | 1999-11-22 | 2000-10-24 | Taylor; Julian S. | Excess flow volume control valve |
| CN104948795B (en) * | 2015-07-05 | 2019-08-09 | 黄健阳 | A kind of danger combustion of blast tube pipe automatically shuts down the gas piping blanket |
-
2017
- 2017-10-17 CN CN201710966026.5A patent/CN107975627B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107975627A (en) | 2018-05-01 |
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