CN203395279U - Small multi-channel combined type gas proportional valve - Google Patents
Small multi-channel combined type gas proportional valve Download PDFInfo
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- CN203395279U CN203395279U CN201320440481.9U CN201320440481U CN203395279U CN 203395279 U CN203395279 U CN 203395279U CN 201320440481 U CN201320440481 U CN 201320440481U CN 203395279 U CN203395279 U CN 203395279U
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- valve
- proportional
- proportional valve
- gas
- shutoff end
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Abstract
The utility model relates to a small multi-channel combined type gas proportional valve. The small multi-channel combined type gas proportional valve comprises a valve body, and is characterized in that a switch valve, a proportional valve, a first electromagnetic valve and a second electromagnetic valve are fixedly arranged on the valve body; a gas circuit is arranged in the valve body; the switch valve is provided with a switch valve blocking end; the proportional valve is provided with a proportional valve blocking end; the first electromagnetic valve is provided with a first electromagnetic valve blocking end; the second electromagnetic valve is provided with a second electromagnetic valve blocking end; the gas circuit is provided with a switch valve seat, a proportional valve seat, a first electromagnetic valve seat and a second electromagnetic valve seat; a gas inlet, a first gas outlet and a second gas outlet are formed in the valve body; and the gas inlet successively penetrates in the switch valve seat and the proportional valve seat through the gas circuit, then is connected with the first gas outlet via the first electromagnetic valve seat and is connected with the second gas outlet via the second electromagnetic valve seat. On the premise of guaranteeing performance and adjustment flexibility, the size of the small multi-channel combined type gas proportional valve is reduced to the great extent, and the application range of the gas proportional valve is wide.
Description
Technical field
The utility model relates to the total bearing apparatus of a kind of Proportional valve, particularly adopts a kind of small multi-channel combination type gas Proportional valve of segmentation structure.
Background technique
Along with the progress of combustion gas electrical apparatus industry, the continuous lifting that client requires product performance, gas water-heater uses the gas ratio valve of controlling combustion gas export ratio to have following defect at present, cannot meet client's demand:
1, because fuel gas inlet pressure in actual using process is non-constant, thereby cause gas outlet pressure instability, cause combustion condition unstable, will cause gas water-heater sometimes hot and sometimes cold phenomenon in use;
2, the passage of Proportional valve output combustion gas is single gas circuit, and when opening gas water heater ignition, the moment increase due to flow, will cause the gas water-heater phenomenon of detonation in use;
The biswitch Proportional valve that used in the market, majority is large latus rectum large volume, little latus rectum small volume.These two types of Proportional valves are each have their own excellent scarce, and for example large latus rectum gas ratio valve cannot meet the volume requirement of thin-type heat hydrophone, and the gas ratio valve of small volume is difficult to meet the hot productive rate requirement of gas utensil.
Therefore, there is defect in existing gas ratio valve, need to improve.
Summary of the invention
The purpose of this utility model is to provide a kind of small multi-channel combination type gas Proportional valve.
Basic conception of the present utility model is: provide a kind of small multi-channel knockdown gas ratio valve, it is a kind of electromagnetic proportional valve of movable magneto, it can be according to controller output current size, automatic regulating valve mouth aperture, gas flow is constantly carried out to trickle electrodeless adjusting, make the water-exit temperature of water heater can stageless setting; Under the constant condition of Proportional valve input current, valve port opening can change and automatically adjust with incoming pressure, guarantees the stable of delivery outlet pressure, makes the water-exit temperature that water heater sets keep constant.This Proportional valve also has compact structure, and reliable performance regulates the advantages such as sensitive, is applicable to the gas-fired equipments such as 16L and following Thermostatic water heaters.This product can meet client to Various Seasonal, and the free regulation and control demand of water temperature, makes fuel gas buring operating mode better, has greatly improved the service behaviour of product, adapts to the development trend in gas utensil market.The technical solution adopted in the utility model is to allow this kind of small multi-channel combination type gas Proportional valve comprise switch valve assembly and Proportional valve assembly are installed on an air intake assembly, valve body, valve body, in valve body attachment face air outlet, one segmentation electromagnetic valve component is installed.Combustion gas inner chamber one end of described switch valve assembly is connected with air intake assembly inner chamber, and the other end is connected with Segmented electrical magnet valve, and by the size of Proportional valve assembly regulating gas runner inner chamber.Described valve body, by changing switch valve and Proportional valve portion mounting point, changes vertical distribution into by horizontal distribution, and circular diameter cylinder air intake assembly about equally in one of valve body suction port place installation with it, makes gas ratio valve compact structure, takes up room little.Can also set up air intake assembly at suction port place, air intake assembly is long 135.6mm, cylindrical Φ 21.8mm, the large end of wall thickness 3.9-4.9(and small end) circular suction tude form (size can need to adjust according to client); Described segmentation electromagnetic valve component forms (being with two at present, the 1≤solenoid valve amount of number≤3) by a segmentation tracheae and a plurality of solenoid valve in parallel.Described segmentation tracheae is arranged on position, air outlet, and described air outlet is connected with Proportional valve chamber on the sidewall of Proportional valve portion.For safer, described switch valve assembly parts and valve flange installation place, described segmentation tracheae and installation place, air outlet are provided with seal ring, and on described Proportional valve, back shroud goes out to be provided with sealing gasket, to guarantee the sealability of gas ratio valve of the present utility model.By above-described the technical solution of the utility model, make gas ratio valve of the present utility model in guaranteed performance, regulate under sensitive prerequisite, farthest reduced its overall volume, be applicable to the gas-fired equipments such as 16L and following Thermostatic water heaters.It is advantageous that shunting means, each solenoid valve can be switched on separately, client freely selects temperature height according to different weather, by the control solenoid valve number of switching on, reach the object of controlling output current size, automatic regulating valve mouth aperture, constantly carries out trickle electrodeless adjusting to gas flow, make the water-exit temperature of water heater can stageless setting, regulate sensitive.
Specifically, a kind of small multi-channel combination type gas Proportional valve described in the utility model, comprise valve body, it is characterized in that being installed with switch valve on described valve body, Proportional valve, the first solenoid valve and the second solenoid valve, in described valve body, there is gas circuit, described switch valve has switch valve shutoff end and is positioned at gas circuit, described Proportional valve has Proportional valve shutoff end and is positioned at gas circuit, described the first solenoid valve has the first solenoid valve shutoff end and is positioned at gas circuit, described the second solenoid valve has the second solenoid valve shutoff end and is positioned at gas circuit, described gas circuit has switch valve valve seat, Proportional valve valve seat, the first solenoid valve valve seat and the second solenoid valve valve seat, described switch valve shutoff end and switch valve valve seat adapt, described Proportional valve shutoff end and Proportional valve valve seat adapt, described the first solenoid valve shutoff end and the first solenoid valve valve seat adapt, described the second solenoid valve shutoff end and the second solenoid valve valve seat adapt, on described valve body, offer suction port, the first air outlet and the second air outlet, described suction port passes through gas circuit successively through switch valve valve seat, Proportional valve valve seat, then through the first solenoid valve valve seat, be connected with the first air outlet respectively, through the second solenoid valve valve seat, be connected with the second air outlet.
The shutoff of switch valve described in the utility model end is mutually vertical with Proportional valve shutoff end.
Proportional valve described in the utility model is the electromagnetic proportional valve of movable magneto.Described Proportional valve shutoff end is tape spool ball valve shutoff end, and described tape spool ball valve shutoff end upper limb is provided with anti-negative pressure bowl type circle.
Described in the utility model, suction port is connected with air intake assembly, and described air intake assembly is the circular suction tude of long 135.6mm, cylindrical Φ 21.8mm, wall thickness 3.9-4.9mm.
In the utility model, the end of suction port is provided with retaining thread hole is installed, and air intake assembly is fixed on to suction port place.The end of air outlet is provided with a plurality of mounting holes (meeting different types of machines assembling), and segmentation electromagnetic valve component is fixed on to place, air outlet.Described switch valve assembly parts, is arranged on flange, and centre is provided with seal ring.Described switch valve assembly parts and Segmented electrical magnet valve are shunting means.Described Proportional valve assembly parts is connected with valve body by end cap, is divided into thus two parts: solenoid valve portion and ball valve portion.Solenoid valve is provided with locking nut control ratio valve low side throughput, and the inner an actor's rendering of an operatic tune of end cap is provided with spring ，Qi position and is fixed on permanent magnet seat cylindrical place, coordinates, to guarantee the stability of low side flow with locking nut.Tape spool ball valve is positioned at valve body and regulates chamber and outlet chamber, by coupling shaft, sets up successively anti-negative pressure bowl type circle, wave mode epithelium, permanent magnet seat, black magnet steel, forms a ball valve assembly configuration.By the surface of contact between the anti-negative pressure bowl of suitable increase type circle and wave mode epithelium, prevent from producing in passage the situation of negative pressure.(said structure is to determine for hard valve port, as also comprised soft valve port, is provided with ring assembly at switch valve port place, increases to tightness.And between ball valve bottom and Proportional valve back shroud, be provided with Returnning spring, by control spring valve sealing force size, adjust high-end flow) bottom back shroud and valve body, be provided with sealing gasket on described Proportional valve, seal.Described segmentation electromagnetic valve component is comprised of segmentation tracheae and solenoid valve, and described segmentation tracheae and air outlet bearing are provided with seal ring, seal.Described solenoid valve is in parallel with switch valve, it is advantageous that shunting means, each solenoid valve can be switched on separately, client freely selects temperature height according to different weather, by the controls solenoid valve number of switching on, reaches the object of control output current size, automatic regulating valve mouth aperture, gas flow is constantly carried out to trickle electrodeless adjusting, make the water-exit temperature of water heater can stageless setting, regulate sensitive.
Compared with the aforementioned existing similar products, a kind of small multi-channel combination type gas Proportional valve of the present utility model is fuel gas inlet constant pressure in actual use, can not cause gas water-heater sometimes hot and sometimes cold phenomenon in use, can not cause the gas water-heater phenomenon of detonation in use, facilitate user.And in guaranteed performance, regulate under sensitive prerequisite, farthest reduced its overall volume, make its Applicable scope more extensive.
Content of the present utility model is further described with the following Examples, but content of the present utility model is not limited only to content related in embodiment.
Accompanying drawing explanation
Fig. 1 is the theory structure schematic diagram of a kind of small multi-channel combination type gas Proportional valve in embodiment.
Fig. 2 is the schematic perspective view of a kind of small multi-channel combination type gas Proportional valve in embodiment.
Fig. 3 is the structural representation of air intake assembly in embodiment.
Fig. 4 is the structural representation of the first solenoid valve and the second solenoid valve in embodiment.
Fig. 5 is the structural representation of valve face plane in embodiment.
Fig. 6 is the tape spool ball valve shutoff end structure schematic diagram of Proportional valve in embodiment.
Fig. 7 is anti-negative pressure bowl type coil structures schematic diagram in Proportional valve in embodiment.
Embodiment
As shown in Fig. 1, a kind of small multi-channel combination type gas Proportional valve described in the present embodiment comprises valve body 1, it is characterized in that being installed with switch valve 2 on described valve body 1, Proportional valve 3, the first solenoid valve 4 and the second solenoid valve 5, in described valve body 1, there is gas circuit 6, described switch valve 2 has switch valve shutoff end 7 and is positioned at gas circuit 6, described Proportional valve 3 has Proportional valve shutoff end 8 and is positioned at gas circuit 6, described the first solenoid valve 4 has the first solenoid valve shutoff end 9 and is positioned at gas circuit 6, described the second solenoid valve 5 has the second solenoid valve shutoff end 10 and is positioned at gas circuit 6, described gas circuit 6 has switch valve valve seat 11, Proportional valve valve seat 12, the first solenoid valve valve seat 13 and the second solenoid valve valve seat 14, described switch valve shutoff end 7 adapts with switch valve valve seat 11, described Proportional valve shutoff end 8 adapts with Proportional valve valve seat 12, described the first solenoid valve shutoff end 9 and the first solenoid valve valve seat 13 adapt, described the second solenoid valve shutoff end 10 and the second solenoid valve valve seat 14 adapt, on described valve body 1, offer suction port 15, the first air outlet 16 and the second air outlet 17, described suction port 15 passes through gas circuit 6 successively through switch valve valve seat 11, Proportional valve valve seat 12, then through the first solenoid valve valve seat 13, be connected with the first air outlet 16 respectively, through the second solenoid valve valve seat 14, be connected with the second air outlet 17.
The electromagnetic proportional valve that Proportional valve described in the present embodiment 3 is movable magneto.Described Proportional valve shutoff end 8 is tape spool ball valve shutoff end, and described tape spool ball valve shutoff end upper limb is provided with anti-negative pressure bowl type circle 18.
The shutoff of switch valve described in the present embodiment end 7 is mutually vertical with Proportional valve shutoff end 8.
Suction port described in the present embodiment 15 is connected with air intake assembly 19, and described air intake assembly is the circular suction tude of long 135.6mm, cylindrical Φ 21.8mm, wall thickness 3.9-4.9mm.
Claims (4)
1. a small multi-channel combination type gas Proportional valve, comprise valve body, it is characterized in that being installed with switch valve on described valve body, Proportional valve, the first solenoid valve and the second solenoid valve, in described valve body, there is gas circuit, described switch valve has switch valve shutoff end and is positioned at gas circuit, described Proportional valve has Proportional valve shutoff end and is positioned at gas circuit, described the first solenoid valve has the first solenoid valve shutoff end and is positioned at gas circuit, described the second solenoid valve has the second solenoid valve shutoff end and is positioned at gas circuit, described gas circuit has switch valve valve seat, Proportional valve valve seat, the first solenoid valve valve seat and the second solenoid valve valve seat, described switch valve shutoff end and switch valve valve seat adapt, described Proportional valve shutoff end and Proportional valve valve seat adapt, described the first solenoid valve shutoff end and the first solenoid valve valve seat adapt, described the second solenoid valve shutoff end and the second solenoid valve valve seat adapt, on described valve body, offer suction port, the first air outlet and the second air outlet, described suction port passes through gas circuit successively through switch valve valve seat, Proportional valve valve seat, then through the first solenoid valve valve seat, be connected with the first air outlet respectively, through the second solenoid valve valve seat, be connected with the second air outlet.
2. a kind of small multi-channel combination type gas Proportional valve as claimed in claim 1, it is characterized in that described Proportional valve is the electromagnetic proportional valve of movable magneto, described Proportional valve shutoff end is tape spool ball valve shutoff end, and described tape spool ball valve shutoff end upper limb is provided with anti-negative pressure bowl type circle.
3. a kind of small multi-channel combination type gas Proportional valve as claimed in claim 2, is characterized in that described switch valve shutoff end is mutually vertical with Proportional valve shutoff end.
4. a kind of small multi-channel combination type gas Proportional valve as claimed in claim 3, is characterized in that described suction port is connected with air intake assembly, and described air intake assembly is the circular suction tude of long 135.6mm, cylindrical Φ 21.8mm, wall thickness 3.9-4.9mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440481.9U CN203395279U (en) | 2013-07-24 | 2013-07-24 | Small multi-channel combined type gas proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440481.9U CN203395279U (en) | 2013-07-24 | 2013-07-24 | Small multi-channel combined type gas proportional valve |
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| Publication Number | Publication Date |
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| CN203395279U true CN203395279U (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320440481.9U Expired - Fee Related CN203395279U (en) | 2013-07-24 | 2013-07-24 | Small multi-channel combined type gas proportional valve |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089054A (en) * | 2014-07-10 | 2014-10-08 | 黄日华 | Four-section proportional valve for gas water heater |
| CN104197041A (en) * | 2014-09-05 | 2014-12-10 | 陈巧琴 | Valve with many air outlets |
| CN105011973A (en) * | 2015-05-11 | 2015-11-04 | 桐庐精锐医疗器械有限公司 | Constant-temperature variable-flow gas insufflator |
| CN105276270A (en) * | 2014-07-15 | 2016-01-27 | 黄依华 | Method and structure for controlling opening degree of fuel gas proportional valve through air speed of exhaust fan |
| WO2016131391A1 (en) * | 2015-02-16 | 2016-08-25 | 艾欧史密斯(中国)热水器有限公司 | Proportional valve body, proportional valve and manufacturing method for proportional valve body |
| CN106523723A (en) * | 2016-12-30 | 2017-03-22 | 西安航天动力研究所 | Flow control electromagnetic valve |
| CN107366762A (en) * | 2017-06-26 | 2017-11-21 | 杭州强邦精密机械电器有限公司 | Binary channels fine-tunes sectioning valve |
-
2013
- 2013-07-24 CN CN201320440481.9U patent/CN203395279U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089054A (en) * | 2014-07-10 | 2014-10-08 | 黄日华 | Four-section proportional valve for gas water heater |
| CN105276270A (en) * | 2014-07-15 | 2016-01-27 | 黄依华 | Method and structure for controlling opening degree of fuel gas proportional valve through air speed of exhaust fan |
| CN105276270B (en) * | 2014-07-15 | 2017-08-11 | 黄依华 | Utilize the method and construction of exhaust blower blast velocity control gas proportion valve opening |
| CN104197041A (en) * | 2014-09-05 | 2014-12-10 | 陈巧琴 | Valve with many air outlets |
| WO2016131391A1 (en) * | 2015-02-16 | 2016-08-25 | 艾欧史密斯(中国)热水器有限公司 | Proportional valve body, proportional valve and manufacturing method for proportional valve body |
| US11415232B2 (en) | 2015-02-16 | 2022-08-16 | A. O. Smith Corporation | Manufacturing method for proportional valve body |
| CN105011973A (en) * | 2015-05-11 | 2015-11-04 | 桐庐精锐医疗器械有限公司 | Constant-temperature variable-flow gas insufflator |
| CN106523723A (en) * | 2016-12-30 | 2017-03-22 | 西安航天动力研究所 | Flow control electromagnetic valve |
| CN107366762A (en) * | 2017-06-26 | 2017-11-21 | 杭州强邦精密机械电器有限公司 | Binary channels fine-tunes sectioning valve |
| CN107366762B (en) * | 2017-06-26 | 2019-10-29 | 杭州强邦精密机械电器有限公司 | Binary channels fine-tunes sectioning valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140115 Termination date: 20200724 |