CN201916500U - Gas proportion regulating valve - Google Patents
Gas proportion regulating valve Download PDFInfo
- Publication number
- CN201916500U CN201916500U CN2010205279916U CN201020527991U CN201916500U CN 201916500 U CN201916500 U CN 201916500U CN 2010205279916 U CN2010205279916 U CN 2010205279916U CN 201020527991 U CN201020527991 U CN 201020527991U CN 201916500 U CN201916500 U CN 201916500U
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- China
- Prior art keywords
- valve
- ratio
- chamber
- combustion gas
- pad
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- Expired - Fee Related
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Abstract
The utility model discloses a gas proportion regulating valve, which mainly comprises a valve body (1), an intake chamber (10) and a proportion chamber (11) arranged inside the valve body (1) and communicated with each other, and a gas outlet (16) formed by the inner wall of the valve body (1) and communicated with the proportion chamber (11). The valve is characterized in that an electromagnetic valve is arranged inside the intake chamber (10). Meanwhile, a proportion regulating assembly and a valve port sealing member (6) connected with the proportion regulating assembly are arranged inside the proportion chamber (11).The overall structure of the valve is simple. The accidents caused by the breaking of the electromagnetic valve during the failure of the gas pipeline relief valve are effectively avoided.
Description
Technical field
The utility model relates to a kind of automatic regulating valve, specifically is meant a kind of combustion gas ratio adjusting valve.
Background technique
The combustion gas ratio adjusting valve is very crucial parts in gas water-heater and the gas two-purpose stove, and it generally is to be made of an electromagnetic valve component and a Proportional valve assembly.Also there is following defective in the combustion gas ratio adjusting valve that present people are using: at first, when the gas pipeline reduction valve lost efficacy, the bigger gaseous-pressure in gas pipeline inside will enter into gas ratio valve, since rise in the gas ratio valve on-off action electromagnetic valve component the force value that can bear much smaller than this gaseous-pressure value, therefore this gaseous-pressure will break through the valve of solenoid valve, causes peril; 2, the sealing valve port spare sealability of these combustion gas ratio adjusting valves is bad at present, and producting process difficulty is big, and then causes up-to-standard rate low, and fabricating cost is higher.
The model utility content
The purpose of this utility model is to overcome solenoid valve in these combustion gas ratio adjusting valves at present and was broken through easily when the gas pipeline reduction valve lost efficacy and cause security incident, and the sealing valve port performance defect of bad of combustion gas ratio adjusting valve, provide a kind of simple in structure, the valve that can effectively prevent solenoid valve is broken through by big gaseous-pressure, and the combustion gas ratio adjusting valve of sealing valve port better performances.
The purpose of this utility model is achieved through the following technical solutions: a kind of combustion gas ratio adjusting valve, mainly by valve body, be arranged on valve inner and the air-inlet cavity that is interconnected and ratio chamber and form by the air outlet that is connected with the ratio chamber that the inwall of valve body forms, inside at air-inlet cavity is provided with solenoid valve, then is provided with ratio adjusting part and the sealing valve port spare that is connected with this ratio adjusting part in the inside in ratio chamber.
Further, described solenoid valve is clapped pad and is clapped pad with glue by spool, the glue that is connected with spool and is fixedly linked and can seals and the glue bat of conducting combustion gas constitutes.
Described ratio adjusting part comprises down cover, iron core, be arranged on ratio coil on this iron core, be fixed on play the inner permanent magnet of cover, be fixed on play the cover lower end pad, to be positioned at the ratio chamber inner and can block and ball valve that conducting ratio chamber is connected with the air outlet and be positioned at this inside, ratio chamber and impel ball valve to block the Returnning spring formation that the ratio chamber is connected with the air outlet.Simultaneously, also be provided with the diaphragm of annular in the inside in ratio chamber, and the inside edge of this diaphragm is close be pressed in pad and cover down between, its outer ledge is then close to be pressed on the chamber wall in ratio chamber; Described down cover be positioned at iron core under, described sealing valve port spare then is positioned on the inwall in ratio chamber.
Described sealing valve port spare is made up of sealing layer, the skeleton that is arranged on sealing layer inside, and also is provided with groove on the outer valve port end face of sealing layer.
The utility model is compared than prior art, has the following advantages and beneficial effect:
(1) overall structure of the present utility model is comparatively simple, can effectively overcome solenoid valve and be broken through the defective that causes security incident easily when the gas pipeline reduction valve lost efficacy.
(2) the utility model is provided with novel sealing valve port spare in the inside in ratio chamber, makes that therefore its sealability and stability are better.
(3) the utility model equally also has voltage stabilizing function, and promptly when the air inlet atmospheric pressure increases, the pressure that acts on the diaphragm becomes big, and diaphragm drives ball valve, the aperture of ball valve is reduced, thereby reach the effect of stablizing gas outlet pressure.Otherwise when the air inlet atmospheric pressure reduced, the pressure that acts on the diaphragm diminished, and diaphragm then drives ball valve, and the aperture increase with ball valve realizes the effect of stablizing gas outlet pressure.
Description of drawings
Fig. 1 is an overall structure schematic representation of the present utility model.
Fig. 2 is an A-A cross-sectional view shown in Figure 1.
Fig. 3 is the part section structural representation of Fig. 1.
Fig. 4 is the structural representation of sealing valve port spare.
Embodiment
Below in conjunction with embodiment the utility model is described in further detail, but mode of execution of the present utility model is not limited thereto.
Embodiment
Shown in Fig. 1～3, valve body of the present utility model 1 inside is provided with air-inlet cavity 10 and the ratio chamber 11 that is interconnected.The inwall that is positioned at the valve body 1 at 11 places, ratio chamber is formed with an air outlet 16 that is connected with ratio chamber 11.
Be provided with in the inside of air-inlet cavity 10 and be used to block the solenoid valve that enters air-inlet cavity 10 with the outside combustion gas of conducting.It is the high pressure resistant solenoid valve of ZL200820051614.2 that this solenoid valve preferentially adopts the patent No., its structure as shown in Figure 2, promptly this solenoid valve is made of spool 12, glue bat pad 8 and glue bat 7, described glue is clapped pad 8 and is fixed together with glue bat 7, glue is clapped 7 and then is connected to a fixed with spool 12, move up and down so that drive glue bat 7, and then realize the purpose of blocking-up or conducting combustion gas by moving up and down of spool 12.
Be provided with ratio assembly as shown in Figure 3 in the inside in ratio chamber 11, this ratio assembly comprises iron core 9, is wrapped in the ratio coil 2 on this iron core 9, is positioned at the following cover 13 under the iron core 9, be fixed on down the permanent magnet 3 of cover 13 inside, pad 14, ball valve 5, Returnning spring 17 and diaphragm 4 constitute.Wherein, ratio coil 2 is wrapped on this iron core 9, therefore this iron core 9 has just formed an electromagnet with ratio coil 2, with guarantee when ratio coil 2 can produce when electric one with the opposite magnetic force in permanent magnet 3 magnetic fields, move up and down thereby promote whole 13 the chamber walls of cover down along ratio chamber 11.
Described pad 14 is positioned at the lower end surface of cover 13 down, and forms an integral body with this time cover 13.Ball valve 5 be positioned at pad 14 under, and form an integral body with pad 14, thus by covering 13 move up and down and drive ball valve 5 and move up and down down.
The end face of diaphragm 4 in the form of a ring, edge of ring is close in it is pressed on play between cover 13 and the pad 14, outward edge is then close to be pressed on the inwall in ratio chamber 11, thereby by this diaphragm 4 will descend to cover 13 and pad 14 keep apart fully.One end of Returnning spring 17 is arranged on the bottom of ball valve 5, and the other end then touches with the bottom connection of valve body 1, thereby makes this ball valve 5 live path between ratio chamber 11 and the air outlet 16 at its elastic force lower seal.
In order to ensure sealing effect, on the inwall in ratio chamber 11, also be provided with a sealing valve port spare 6 that is used for seal ball-valve 5.Consider actual effect, this sealing valve port spare 6 preferential employing patent No.s are the ratio valve port sealed composite assembly of ZL2008 20051615.7, to guarantee to improve the tightness and the stability of product.
As shown in Figure 4, this sealing valve port spare 6 is made up of sealing layer 19, the skeleton 18 that is arranged on sealing layer 19 inside.This skeleton 18 is " protruding " type cylinder that an inside has through hole, and the edge section of this skeleton 18 is exposed to sealing layer 19.Simultaneously, on the outer valve port end face of sealing layer 19, also be provided with groove 20.
During use, when combustion gas entered into air-inlet cavity 10, spool 12 just drove glue bat 7 and moves upward, and combustion gas just enters into 11 inside, ratio chamber through air-inlet cavity 10 by blast tube.Simultaneously, ratio coil 2 electric, with iron core 9 produce together one with opposite magnetic field, permanent magnet 3 magnetic fields, move downward thereby drive whole cover 13 down, and then the gas circuit between driving ball valve 5 conducting ratio chambeies 11 and the air outlet 16.When 2 galvanizations of ratio coil were just big more, the magnetic field that is produced was just big more with regard to intensity, and then the aperture of ball valve 5 conductings is also just big more, the combustion gas that flows to air outlet 16 is just many more, thereby had realized what the adjusting of combustion gas tolerance.
As mentioned above, just can well realize the utility model.
Claims (4)
1. combustion gas ratio adjusting valve, mainly by valve body (1), be arranged on the inner and air-inlet cavity (10) that is interconnected of valve body (1) and ratio chamber (11) and form by the air outlet (16) that is connected with ratio chamber (11) that the inwall of valve body (1) forms, it is characterized in that: the inside at air-inlet cavity (10) is provided with solenoid valve, then is provided with ratio adjusting part and the sealing valve port spare (6) that is connected with this ratio adjusting part in the inside of ratio chamber (11).
2. a kind of combustion gas ratio adjusting valve according to claim 1 is characterized in that: described solenoid valve is clapped pad (8) and is clapped pad (8) with glue by spool (12), the glue that is connected with spool (12) and is fixedly linked and can seal and glue bat (7) formation of conducting combustion gas.
3. a kind of combustion gas ratio adjusting valve according to claim 1 is characterized in that: described ratio adjusting part comprises cover (13) down, iron core (9), be arranged on the ratio coil (2) on this iron core (9), be fixed on down the inner permanent magnet (3) of cover (13), be fixed on down the pad (14) of cover (13) lower end, be positioned at the ball valve (5) that inside, ratio chamber (11) also can be blocked and conducting ratio chamber (11) is connected with air outlet (16), and the Returnning spring (17) that is positioned at this inside, ratio chamber (11) and impels ball valve (5) blocking-up ratio chamber (11) to be connected with air outlet (16) constitutes; Simultaneously, also be provided with the diaphragm (4) of annular in the inside of ratio chamber (11), and the inside edge of this diaphragm (4) is close is pressed in pad (14) and covers down between (13), its outer ledge is then close to be pressed on the chamber wall in ratio chamber (11); Described down cover (13) be positioned at iron core (9) under, described sealing valve port spare (6) then is positioned on the inwall of ratio chamber (11).
4. according to each described a kind of combustion gas ratio adjusting valve of claim 1～3, it is characterized in that: described sealing valve port spare (6) by sealing layer (19), be arranged on the inner skeleton (18) of sealing layer (19) and form, and on the outer valve port end face of sealing layer (19), also be provided with groove (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205279916U CN201916500U (en) | 2010-09-10 | 2010-09-10 | Gas proportion regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205279916U CN201916500U (en) | 2010-09-10 | 2010-09-10 | Gas proportion regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201916500U true CN201916500U (en) | 2011-08-03 |
Family
ID=44416297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205279916U Expired - Fee Related CN201916500U (en) | 2010-09-10 | 2010-09-10 | Gas proportion regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201916500U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966742A (en) * | 2012-11-16 | 2013-03-13 | 广州市精鼎电器科技有限公司 | Flow-limiting fuel gas proportional valve |
| CN107218436A (en) * | 2017-06-29 | 2017-09-29 | 四川省雅安市航仪电器科技开发有限公司 | A kind of gas ratio valve |
| CN108757992A (en) * | 2018-09-11 | 2018-11-06 | 广东万家乐燃气具有限公司 | A kind of gas ratio valve and water heater |
-
2010
- 2010-09-10 CN CN2010205279916U patent/CN201916500U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966742A (en) * | 2012-11-16 | 2013-03-13 | 广州市精鼎电器科技有限公司 | Flow-limiting fuel gas proportional valve |
| CN102966742B (en) * | 2012-11-16 | 2014-08-20 | 广州市精鼎电器科技有限公司 | Flow-limiting fuel gas proportional valve |
| CN107218436A (en) * | 2017-06-29 | 2017-09-29 | 四川省雅安市航仪电器科技开发有限公司 | A kind of gas ratio valve |
| CN108757992A (en) * | 2018-09-11 | 2018-11-06 | 广东万家乐燃气具有限公司 | A kind of gas ratio valve and water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Yao Zhanpeng Document name: Notification to Go Through Formalities of Registration |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20170910 |