CN207687413U - A kind of improved gas valve body - Google Patents
A kind of improved gas valve body Download PDFInfo
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- CN207687413U CN207687413U CN201721585301.0U CN201721585301U CN207687413U CN 207687413 U CN207687413 U CN 207687413U CN 201721585301 U CN201721585301 U CN 201721585301U CN 207687413 U CN207687413 U CN 207687413U
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Abstract
A kind of improved gas valve body,Total valve chamber upper cover is equipped with main valve valve deck,Sealing ring is installed between main valve valve deck and valve seat,The top of main valve valve deck is equipped with the second coil block,The cored valve rod of flexible connection in second coil block,The bottom of iron core valve rod extends into total valve chamber across main valve valve deck and is connected with total valve insert,Pass through the total valve chamber of total valve insert sealed separation and inlet channel,Total valve chamber is set to constitute first annular seal space,Ratio valve chamber upper cover is equipped with ratio valve deck,The top of ratio valve deck is equipped with first coil component,Deformation diaphragm seal is installed in the ratio valve chamber of bonnet lower,Magnetite is installed in the middle part of deformation diaphragm seal,The bottom of magnetite is connected with valve rod,The bottom of valve rod is equipped with conical gasket,Pass through conical gasket sealed separation ratio valve chamber and outlet cavity,Ratio valve chamber is set to constitute the second seal chamber,The structure makes gas valve body on the basis of ensureing self seal performance,Avoid the risk of gas valve body leakage.
Description
Technical field
The utility model is related to gas-cooker field, specifically a kind of improved gas valve body.
Background technology
Gas valve is the core control part of gas utensil, and gas valve includes electromagnetic switch valve and proportioning valve, passes through gas valve
Pressure adjust and voltage stabilizing function, can in the case of fuel gas inlet pressure oscillation stable output pressure.Meanwhile gas valve is also
Have the function of break-make fuel gas pipeline, blast tube can be disconnected in the state that gas utensil is closed, prevent combustion gas flowing and
The life safety of user is protected in leakage, but single sealing cavity configuration be easy to cause gas leakage, when switch valve or proportioning valve
Leakproofness may be lost, and gas leakage is caused, and cause safety accident.
Utility model content
Utility model aims to solve above-mentioned existing problem, a kind of one kind simple and reasonable for structure is provided and is changed
Into gas valve body, effect is to solve gas valve the problems such as be easy to causeing gas leakage.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of improved gas valve body, including valve seat, total valve chamber is offered on valve seat, and total valve chamber connects with air inlet mouth of pipe
It connecing, the both sides of total valve chamber offer two ratio valve chambers, and total valve chamber and two ratio valve chambers are connected by inlet channel, and two
The bottom of ratio valve chamber offers outlet cavity, and outlet cavity is connect with outlet mouth of pipe.
Total valve chamber upper cover is equipped with main valve valve deck, and sealing ring, main valve valve deck are equipped between main valve valve deck and valve seat
Top the second coil block is installed, the cored valve rod of flexible connection in the second coil block, the bottom of iron core valve rod passes through
Main valve valve deck extends into total valve chamber and is connected with total valve insert, passes through the total valve chamber of total valve insert sealed separation and air inlet
Channel makes total valve chamber constitute first annular seal space.
The ratio valve chamber upper cover is equipped with ratio valve deck, and the top of ratio valve deck is equipped with first coil component, ratio
Deformation diaphragm seal is installed in the ratio valve chamber of bonnet lower, magnetite is installed in the middle part of deformation diaphragm seal, magnetite
Bottom is connected with valve rod, and the bottom of valve rod is equipped with conical gasket, by conical gasket sealed separation ratio valve chamber with
Outlet cavity, makes ratio valve chamber constitute the second seal chamber, and dual sealing cavity configuration makes gas valve body ensure that itself is close
On the basis of sealing property, gas valve body is greatly avoided because frequently using the risk of caused potential leakage, it is ensured that combustion gas
Valve body can be safe and reliable, to improve the reliability and safety of gas valve body.
Gas valve body after the power-off of the second electromagnetic coil, makes iron core valve rod due to losing magnetic, second after valve body
Under the tension of resetting spring, total valve insert is moved downward and is pressed on taper bulge loop, at this time total valve chamber, main valve valve deck,
Sealing ring and total valve insert constitute the confined space of the first weight, can deaden combustion gas by total valve chamber and inlet channel into
Enter into two ratio valve chambers, at this time in gas valve body after valve body, the first electromagnetic coil powers off simultaneously, make magnetite by
In the magnetic field thrust for losing first coil component, under the tension of (the first back-moving spring, conical gasket is by (the first back-moving spring
It pushes up and moves and be pressed between ratio valve chamber and outlet cavity, at this time ratio valve chamber, ratio valve deck, cone seal
Pad constitutes the confined space of the second weight, can deaden combustion gas when the confined space of the first weight fails leakage and pass through ratio valve chamber
Body is leaked to gas-cooker periphery.
When opening valve body, the first electromagnetic coil and the second electromagnetic coil are powered gas valve body simultaneously, in the second electromagnetic wire
It encloses under magnetic fields, pulls iron core valve rod to move upwards and compress second back-moving spring, it is convex to leave taper for total valve insert at this time
Ring makes combustion gas pass through total valve chamber and enters inlet channel, after the first electromagnetic coil is powered, so that iron core is magnetized, and pass through tune
The size of current of the first electromagnetic coil is saved, control magnetic field is strong and weak, and the range for making magnetic field that magnetite be pushed to move downward keeps taper close
Packing control combustion gas is flowed into the tolerance of inner and outer ring fire cover, to control gas-cooker inner and outer ring fire cover firepower size.
The bottom of the outlet cavity is equipped with bottom cover, and (the first back-moving spring is equipped with above bottom cover, and first resets bullet
The top of spring and the lower face of conical gasket are mutually supported, after so that gas valve body is powered off, by (the first back-moving spring by ratio valve chamber
Body separates with outlet cavity, while iron core loses magnetism, and magnetite and iron core are attracted each other, and drives conical gasket upward, more
Add and enhances the upward sealing thrust of conical gasket, it is simple in structure, it is easy for installation.
Preferably, the first coil component includes first coil holder, the first electromagnetic coil and iron core, first coil
Holder is mounted on the top of ratio valve deck, and iron core is mounted on the center of first coil holder, and the outside of first coil holder is equipped with
First electromagnetic coil of wound core.
Preferably, second coil block includes the second coil brace and the second electromagnetic coil, the second coil brace peace
Mounted in the top of main valve valve deck, iron core valve handle activity is mounted on the center of the second coil brace, is set on the outside of the second coil brace
Second electromagnetic coil of cored valve rod.
It is socketed with second back-moving spring on iron core valve rod between total valve insert and main valve valve deck, makes gas valve body
After power-off, so that total valve insert is passed through second back-moving spring and automatically reset, total valve chamber and inlet channel are separated, structure letter
It is single, it is easy for installation.
The main valve cavity bottom offers the air inlet being connected to inlet channel, and the circumference of air inlet is conveniently extended with cone
Shape bulge loop, taper bulge loop and total valve insert press fit, can be such that taper bulge loop is more managed with total valve insert sealing effect
Think, use for a long time is avoided to cause gap.
Sealed groove is offered on the valve seat, sealing ring is installed in sealed groove, and sealing ring improves total valve chamber
Seal degree avoids first annular seal space failure leakage combustion gas.
The utility model has the beneficial effects that：
A kind of improved gas valve body of the utility model, dual sealing cavity configuration make gas valve body ensure that itself is close
On the basis of sealing property, gas valve body is greatly avoided because frequently using the risk of caused potential leakage, it is ensured that combustion gas
Valve body can be safe and reliable, to improve the reliability and safety of gas valve body.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the diagrammatic cross-section of the utility model.
Fig. 3 is the use state diagram of the utility model.
Specific implementation mode
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 3, a kind of improved gas valve body, including valve seat 1 offer total valve chamber 2 on valve seat 1, always
Valve chamber 2 is connect with air inlet mouth of pipe 3, and the both sides of total valve chamber 2 offer two ratio valve chambers 4, total valve chamber 2 and two proportioning valves
Cavity 4 is connected by inlet channel 5, and the bottom of two ratio valve chambers 4 offers outlet cavity 6, outlet cavity 6 and outlet mouth of pipe
7 connections；
2 upper cover of total valve chamber is equipped with main valve valve deck 8, and sealing ring 9, main valve are equipped between main valve valve deck 8 and valve seat 1
The top of valve deck 8 is equipped with the second coil block 10, and cored valve rod 11, iron core valve rod are flexibly connected in the second coil block 10
11 bottom extends into total valve chamber 2 across main valve valve deck 8 and is connected with total valve insert 12, is sealed by total valve insert 12
Separate total valve chamber 2 and inlet channel 5, total valve chamber 2 is made to constitute first annular seal space.
4 upper cover of ratio valve chamber is equipped with proportioning valve lid 13, and the top of ratio valve deck 13 is equipped with first coil component
14, deformation diaphragm seal 15 is installed in the ratio valve chamber 4 of 13 lower part of ratio valve deck, the middle part of deformation diaphragm seal 15 is equipped with magnetic
The bottom of iron-stone 16, magnetite 16 is connected with valve rod 17, and the bottom of valve rod 17 is equipped with conical gasket 18, passes through cone seal
18 sealed separation ratio valve chambers 4 and outlet cavity 6 are padded, ratio valve chamber 4 is made to constitute the second seal chamber, dual seal chamber knot
Structure makes gas valve body on the basis of ensureing self seal performance, greatly avoids gas valve body because frequent use causes
Potential leakage risk, it is ensured that gas valve body can safe and reliable operation, to improve the reliability and peace of gas valve body
Quan Xing.
Gas valve body after the power-off of the second electromagnetic coil 1002, makes iron core valve rod 11 due to losing magnetic after valve body,
Under the tension of second back-moving spring 21, total valve insert 12 is moved downward and is pressed on taper bulge loop 202, at this time total valve chamber
Body 2, main valve valve deck 8, sealing ring 9 and total valve insert 12 constitute the confined space of the first weight, can deaden combustion gas pass through it is total
Valve chamber 2 and inlet channel 5 enter in two ratio valve chambers 4, at this time in gas valve body after valve body, the first electromagnetic wire
Circle 1402 powers off simultaneously, makes magnetic field thrust of the magnetite 16 due to losing first coil component 14, in (the first back-moving spring 20
Under tension, conical gasket 18 is pushed up by (the first back-moving spring 20 to be moved and is pressed on ratio valve chamber 4 and outlet cavity 6
Between, ratio valve chamber 4, ratio valve deck 13, conical gasket 18 constitute the confined space of the second weight at this time, can be in the first weight
Confined space failure leakage when, deaden combustion gas gas-cooker periphery is leaked to by ratio valve chamber 4.
When opening valve body, the first electromagnetic coil 1402 and the second electromagnetic coil 1002 are powered gas valve body simultaneously,
Under two electromagnetic coils, 1402 magnetic fields, iron core valve rod 11 is pulled to move upwards and compress second back-moving spring 21, at this time main valve
Gasket 12 leaves taper bulge loop 202, so that combustion gas is passed through total valve chamber 2 and enters inlet channel 5, when the first electromagnetic coil 1402
After energization, iron core 1403 is made to magnetize, and the size of current by adjusting the first electromagnetic coil 1402, control magnetic field is strong and weak, makes magnetic
Field pushes the range that magnetite 16 moves downward, and conical gasket 18 is made to control the tolerance that combustion gas is flowed into inner and outer ring fire cover,
To control gas-cooker inner and outer ring fire cover firepower size.
The bottom of the outlet cavity 6 is equipped with bottom cover 19, and the top of bottom cover 19 is equipped with (the first back-moving spring 20, and first
The top of resetting spring 20 and the lower face of conical gasket 18 are mutually supported, and after so that gas valve body is powered off, pass through (the first back-moving spring
20 separate ratio valve chamber 4 and outlet cavity 6, while iron core 1403 loses magnetism, and magnetite 16 and iron core 1403 are mutually attracting
Draw, drives conical gasket 18 upward, more enhance the upward sealing thrust of conical gasket 18, simple in structure, installation side
Just.
The first coil component 14 includes first coil holder 1401, the first electromagnetic coil 1402 and iron core 1403,
First coil holder 1401 is mounted on the top of ratio valve deck 13, and iron core 1403 is mounted on the center of first coil holder 1401,
The outside of first coil holder 1401 is equipped with the first electromagnetic coil 1402 of wound core 1403.
Second coil block 10 includes the second coil brace 1001 and the second electromagnetic coil 1002, the second coil brace
1001 are mounted on the top of main valve valve deck 8, and iron core valve rod 11 is movably arranged on the center of the second coil brace 1001, the second coil
The outside of holder 1001 is equipped with the second electromagnetic coil 1002 of iron core valve rod 11.
It is socketed with second back-moving spring 21 on iron core valve rod 11 between total valve insert 12 and main valve valve deck 8, fires
After air valve body power-off, total valve insert 12 is set to automatically reset by second back-moving spring 21, by total valve chamber 2 and inlet channel 5
Separate, it is simple in structure, it is easy for installation.
2 bottom of total valve chamber offers the air inlet 201 being connected to inlet channel 5, and the circumference of air inlet 201 is convenient
It is extended with taper bulge loop 202, taper bulge loop 202 and 12 press fit of total valve insert, taper bulge loop 202 and main valve can be made close
12 sealing effect of packing is more ideal, and use for a long time is avoided to cause gap.
Sealed groove 101 is offered on the valve seat 1, sealing ring 9 is installed in sealed groove 101, and sealing ring 9 improves always
The seal degree of valve chamber 2 avoids first annular seal space failure leakage combustion gas.
It should be noted that the preferred embodiment of the present invention is given in the specification and its attached drawing of the present invention, still,
The present invention can be realized by many different forms, however it is not limited to this specification described embodiment, these embodiments
Not as the additional limitation to the content of present invention, purpose of providing these embodiments is makes understanding to the disclosure
It is more thorough and comprehensive.Also, above-mentioned each technical characteristic continues to be combined with each other, and forms the various embodiments not being enumerated above,
It is considered as the range of description of the invention record；It further, for those of ordinary skills, can be according to the above description
It is improved or converted, and all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (7)
1. a kind of improved gas valve body, it is characterised in that：Including valve seat (1), total valve chamber (2) is offered on valve seat (1), always
Valve chamber (2) is connect with air inlet mouth of pipe (3), and the both sides of total valve chamber (2) offer two ratio valve chambers (4), total valve chamber (2)
It is connected by inlet channel (5) with two ratio valve chambers (4), the bottom of two ratio valve chambers (4) offers outlet cavity (6),
Outlet cavity (6) is connect with outlet mouth of pipe (7)；
Total valve chamber (2) upper cover is equipped with main valve valve deck (8), and sealing ring is equipped between main valve valve deck (8) and valve seat (1)
(9), the top of main valve valve deck (8) is equipped with the second coil block (10), and flexible connection is cored in the second coil block (10)
The bottom of valve rod (11), iron core valve rod (11) extends into total valve chamber (2) across main valve valve deck (8) and is connected with total valve insert
(12), by the total valve chamber of total valve insert (12) sealed separation (2) and inlet channel (5), total valve chamber (2) is made to constitute first
Seal chamber；
Ratio valve chamber (4) upper cover is equipped with proportioning valve lid (13), and the top of ratio valve deck (13) is equipped with first coil group
Part (14), the ratio valve chamber (4) of ratio valve deck (13) lower part is interior to be equipped with deformation diaphragm seal (15), deformation diaphragm seal (15)
Middle part is equipped with magnetite (16), and the bottom of magnetite (16) is connected with valve rod (17), and the bottom of valve rod (17) is equipped with taper
Gasket (18) makes ratio valve chamber by conical gasket (18) sealed separation ratio valve chamber (4) and outlet cavity (6)
(4) the second seal chamber is constituted.
2. a kind of improved gas valve body according to claim 1, it is characterised in that：Pacify the bottom of the outlet cavity (6)
Equipped with bottom cover (19), (the first back-moving spring (20), the top of (the first back-moving spring (20) and cone are installed above bottom cover (19)
The lower face of shape gasket (18) is mutually supported.
3. a kind of improved gas valve body according to claim 1, it is characterised in that：The first coil component (14) includes
First coil holder (1401), the first electromagnetic coil (1402) and iron core (1403), first coil holder (1401) are mounted on
The top of ratio valve deck (13), iron core (1403) are mounted on the center of first coil holder (1401), first coil holder
(1401) outside is equipped with the first electromagnetic coil (1402) of wound core (1403).
4. a kind of improved gas valve body according to claim 1, it is characterised in that：Second coil block (10) includes
Second coil brace (1001) and the second electromagnetic coil (1002), the second coil brace (1001) are mounted on main valve valve deck (8)
Top, iron core valve rod (11) are movably arranged on the center of the second coil brace (1001), the outside of the second coil brace (1001)
The second electromagnetic coil (1002) equipped with iron core valve rod (11).
5. a kind of improved gas valve body according to claim 1, it is characterised in that：Total valve insert (12) and main valve
It is socketed with second back-moving spring (21) on iron core valve rod (11) between valve deck (8).
6. according to a kind of improved gas valve body described in claim 1, it is characterised in that：Total valve chamber (2) bottom offers
The circumference of the air inlet (201) being connected to inlet channel (5), air inlet (201) is conveniently extended with taper bulge loop (202), taper
Bulge loop (202) and total valve insert (12) press fit.
7. a kind of improved gas valve body according to claim 1, it is characterised in that：Sealing is offered on the valve seat (1)
Groove (101), sealed groove (101) is interior to be equipped with sealing ring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721585301.0U CN207687413U (en) | 2017-11-23 | 2017-11-23 | A kind of improved gas valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721585301.0U CN207687413U (en) | 2017-11-23 | 2017-11-23 | A kind of improved gas valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687413U true CN207687413U (en) | 2018-08-03 |
Family
ID=62998775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721585301.0U Active CN207687413U (en) | 2017-11-23 | 2017-11-23 | A kind of improved gas valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207687413U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990026A (en) * | 2017-11-23 | 2018-05-04 | 深圳市火王燃器具有限公司 | A kind of new gas valve body |
| CN114837801A (en) * | 2021-02-02 | 2022-08-02 | 苏州恩都法汽车系统有限公司 | Pressure reducing proportional valve and engine waste gas bypass control system |
-
2017
- 2017-11-23 CN CN201721585301.0U patent/CN207687413U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990026A (en) * | 2017-11-23 | 2018-05-04 | 深圳市火王燃器具有限公司 | A kind of new gas valve body |
| CN114837801A (en) * | 2021-02-02 | 2022-08-02 | 苏州恩都法汽车系统有限公司 | Pressure reducing proportional valve and engine waste gas bypass control system |
| CN114837801B (en) * | 2021-02-02 | 2023-05-30 | 苏州恩都法汽车系统股份有限公司 | Decompression proportional valve and engine waste gas bypass control system |
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