CN205207774U - A gas adjusting device for gas heater - Google Patents
A gas adjusting device for gas heater Download PDFInfo
- Publication number
- CN205207774U CN205207774U CN201521084001.5U CN201521084001U CN205207774U CN 205207774 U CN205207774 U CN 205207774U CN 201521084001 U CN201521084001 U CN 201521084001U CN 205207774 U CN205207774 U CN 205207774U
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- valve body
- proportional
- gas
- valve group
- electromagnetic valve
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Abstract
The utility model discloses a gas adjusting device for gas heater includes the proportional valve body at least, still includes solenoid valve body, main electromagnetism valves, switches over electromagnetism valves, proportion electromagnetism valves and pressure regulating case, and solenoid valve body is respectively with the proportional valve body and switch over electromagnetism valves sealing connection, the pressure regulating case lies in the proportional valve, and this is internal, and the lower part of pressure regulating case is provided with proportion electromagnetism valves, and proportion solenoid valve inter block is provided with the iron core, and the iron core can reciprocate along with the big microvariation in proportion electromagnetism valves magnetic field, and iron core up -down linkage can be followed to the pressure regulating case, during the circular telegram of main electromagnetism valves, the seal valve that sets up between proportional valve body and main electromagnetism valves is in the state of opening, and the gas gets into the proportional valve body, during the circular telegram of proportion electromagnetism valves, the valve port between proportional valve body and the pressure regulating case is in the state of opening, and the gas is passed through the valve port and is flowed into solenoid valve body from the proportional valve body. The utility model discloses simple structure, adjust that the precision is high, the production is good.
Description
Technical field
The utility model relates to gas water-heater technical field, particularly relates to a kind of gas regulating device for gas water-heater.
Background technique
Constant temp gas water heater conventional at present mostly adopts regulator to control the flow of combustion gas, this regulator generally adopts pressure regulator valve, and relatively conventional modulating valve comprises dynamic magneto Proportional valve, moving coil Proportional valve, moveable core type Proportional valve, the Proportional valve of motoring and European electronically controlled proportional valve etc.
Above-mentioned moveable core type Proportional valve by electric to proportional electromagnetic valve coil, and adjusts pressure in conjunction with mechanical manual voltage regulation, and then the flow of regulating gas.But this regulator producibility is poor, and regulation precision is low.
Therefore, those skilled in the art need the gas regulating device for gas water-heater that a kind of producibility of research is better, simple to operate, regulation precision is high badly.
Model utility content
Because the above-mentioned defect of prior art, the utility model provides the gas regulating device for gas water-heater that a kind of producibility is better, simple to operate, regulation precision is high.
For achieving the above object, the utility model provides a kind of gas regulating device for gas water-heater, at least comprise Proportional valve body, also comprise solenoid valve body, main electromagnetic valve group, switching solenoid valve group, proportional electromagnetic valve group and adjusting pressuring valve core, described solenoid valve body and described Proportional valve body are tightly connected; Described adjusting pressuring valve core is positioned at described Proportional valve body, the bottom of described adjusting pressuring valve core is provided with described proportional electromagnetic valve group, iron core is provided with in described proportional electromagnetic valve group, described iron core can move up and down with the size variation in described proportional electromagnetic valve group magnetic field, and described adjusting pressuring valve core can with described iron core linkage from top to bottom; Seal valve is provided with between described Proportional valve body and described main electromagnetic valve group; During the energising of described main electromagnetic valve group, described in the seal valve be arranged between Proportional valve body and described main electromagnetic valve group be in opening state, combustion gas enters described Proportional valve body; During described proportional electromagnetic valve group energising, the valve port between described Proportional valve body and described adjusting pressuring valve core is in opening state, and combustion gas flows into described solenoid valve body by described valve port from described Proportional valve body.
In some preferred implementations, between described solenoid valve body and described switching solenoid valve group, be provided with O RunddichtringO.
In some preferred implementations, be provided with epithelium, be provided with epithelium fixed plate below described epithelium between described Proportional valve body and described proportional electromagnetic valve group, described epithelium fixed plate is connected by epithelium washer sealing with between described epithelium.
In some preferred implementations, fuel gas inlet place is also provided with filter screen.
In some preferred implementations, between described Proportional valve body and described main electromagnetic valve group, be provided with sealing gasket.
The beneficial effects of the utility model:
Said structure design of the present utility model, iron core moves to the center of Proportional valve coil under the magnetic fields of proportional electromagnetic valve group, promote adjusting pressuring valve core and open valve port, in proportional electromagnetic valve group, the intensity in magnetic field is larger, the distance of iron core movement is larger, and the aperture of valve port is larger, thus can be realized the adjustment to gas quantity by the intensity changing magnetic field in proportional electromagnetic valve group, structure is simple, and degree of regulation is high.
In said structure design of the present utility model, owing to eliminating the use of pressure regulating screw, simplify the structure, and improve regulation precision, producibility is better.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the main TV structure schematic diagram of Fig. 1.
Fig. 3 is the side-looking structural representation of Fig. 1.
Fig. 4 be in Fig. 2 A-A to structural representation.
Fig. 5 be in Fig. 3 B-B to structural representation.
Embodiment
As shown in Figures 1 to 5, the present embodiment proposes a kind of gas regulating device for gas water-heater, comprises Proportional valve body 2, solenoid valve body 1, main electromagnetic valve group 3, proportional electromagnetic valve group 4, switching solenoid valve group 17 and adjusting pressuring valve core 5.
As shown in Figure 5, solenoid valve body 1 and Proportional valve body 2 are tightly connected, and adjusting pressuring valve core 5 is positioned at Proportional valve body 2, and the bottom of adjusting pressuring valve core 5 is provided with proportional electromagnetic valve group 4, is provided with iron core 6 in proportional electromagnetic valve group 4, and adjusting pressuring valve core 5 can move up and down with iron core.Proportional valve body 2 and main electromagnetic valve group 3 are tightly connected by seal valve 13.
In above-mentioned structure, iron core moves to the center of Proportional valve coil under the magnetic fields of proportional electromagnetic valve group, promote adjusting pressuring valve core and open valve port, in proportional electromagnetic valve group, the intensity in magnetic field is larger, the distance of iron core movement is larger, and the aperture of valve port is larger, thus can be realized the adjustment to gas quantity by the intensity changing magnetic field in proportional electromagnetic valve group, structure is simple, and degree of regulation is high.
In order to filter the impurity that may contain in combustion gas, fuel gas inlet place is also provided with filter screen 12.
Being tightly connected to improve between solenoid valve body 1 and proportional electromagnetic valve group 3, between solenoid valve body 1 and proportional electromagnetic valve group 3, being provided with seal ring 11, be preferably O type circle.
As shown in Figure 5, between Proportional valve body 2 and proportional electromagnetic valve group 4, be provided with epithelium 20, below epithelium 20, be also provided with epithelium fixed plate 8, be connected by epithelium packing ring 7 between epithelium fixed plate 8 with epithelium 20.Above-mentioned structural design, had both met the form fit requirement between adjusting pressuring valve core 5 and proportional electromagnetic valve group 4, had also met seal request therebetween.
In order to improve the sealability between Proportional valve body 2 and main electromagnetic valve group 3, between Proportional valve body 2 and main electromagnetic valve group 3, be provided with sealing gasket 9.
When main electromagnetic valve group 3 is energized, the seal valve 13 be arranged between Proportional valve body 2 and main electromagnetic valve group 3 is in opening state, and combustion gas is entered in Proportional valve body 2 by filter screen 12.When proportional electromagnetic valve group 4 is energized, the valve port between Proportional valve body 1 and adjusting pressuring valve core 5 is in opening state, and combustion gas flows into solenoid valve body 2 by valve port from Proportional valve body 1.
Connect respectively by screw between the various piece of controlling device, ensure that the soundness connected between each parts of device.
Embody rule situation of the present utility model is as follows:
First, be energized to main electromagnetic valve group 3, the seal valve be arranged between Proportional valve body 2 and main electromagnetic valve group 3 is in opening state, forms a blast tube between Proportional valve body 2 and main electromagnetic valve group 3, and combustion gas enters in Proportional valve body 2 by filter screen 12; Then be energized to proportional electromagnetic valve group 4, after the coil electricity due to proportional electromagnetic valve group 4, produce magnetic field in coil, iron core 6 moves up under the effect of magnetic force, and the intensity in magnetic field is larger, and iron core displacement distance is far away.
Therefore, after proportional electromagnetic valve group 4 is energized, iron core 6 will move to the center of the coil of proportional electromagnetic valve group, thus promotes adjusting pressuring valve core 5, opens valve port.The magnetic field of the larger generation of electric current is stronger, and the suction of magnetic field to iron core 6 that coil produces is larger, thus can form different valve port opening according to the size variation of electric current, and the amount of the combustion gas passed through also changes thereupon, achieves the proportion adjustment function to gas quantity.
After combustion gas enters solenoid valve body 1, according to the setting temperature of water heater, open switching solenoid valve group 17, combustion gas exports from gas outlet respectively.In the present embodiment, the import of combustion gas and outlet adopt the direction of arrow to represent the turnover of combustion gas respectively.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to design of the present utility model on the basis of existing technology by the available technological scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (5)
1. the gas regulating device for gas water-heater, at least comprise Proportional valve body, it is characterized in that, also comprise solenoid valve body, main electromagnetic valve group, switching solenoid valve group, proportional electromagnetic valve group and adjusting pressuring valve core, described solenoid valve body is tightly connected with described Proportional valve body and described switching solenoid valve group respectively; Described adjusting pressuring valve core is positioned at described Proportional valve body, the bottom of described adjusting pressuring valve core is provided with described proportional electromagnetic valve group, iron core is provided with in described proportional electromagnetic valve group, described iron core can move up and down with the size variation in described proportional electromagnetic valve group magnetic field, and described adjusting pressuring valve core can with described iron core linkage from top to bottom; Seal valve is provided with between described Proportional valve body and described main electromagnetic valve group; During the energising of described main electromagnetic valve group, described in the seal valve be arranged between Proportional valve body and described main electromagnetic valve group be in opening state, combustion gas enters described Proportional valve body; During described proportional electromagnetic valve group energising, the valve port between described Proportional valve body and described adjusting pressuring valve core is in opening state, and combustion gas flows into described solenoid valve body by described valve port from described Proportional valve body.
2., as claimed in claim 1 for the gas regulating device of gas water-heater, it is characterized in that, between described solenoid valve body and described switching solenoid valve group, be provided with O RunddichtringO.
3. as claimed in claim 2 for the gas regulating device of gas water-heater, it is characterized in that, epithelium is provided with between described Proportional valve body and described proportional electromagnetic valve group, be provided with epithelium fixed plate below described epithelium, described epithelium fixed plate is connected by epithelium washer sealing with between described epithelium.
4., as claimed in claim 3 for the gas regulating device of gas water-heater, it is characterized in that, the fuel gas inlet place of main electromagnetic valve group is also provided with filter screen.
5., as claimed in claim 4 for the gas regulating device of gas water-heater, it is characterized in that, between described Proportional valve body and described main electromagnetic valve group, be provided with sealing gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521084001.5U CN205207774U (en) | 2015-12-22 | 2015-12-22 | A gas adjusting device for gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521084001.5U CN205207774U (en) | 2015-12-22 | 2015-12-22 | A gas adjusting device for gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207774U true CN205207774U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521084001.5U Active CN205207774U (en) | 2015-12-22 | 2015-12-22 | A gas adjusting device for gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321397A (en) * | 2021-12-07 | 2022-04-12 | 中山市思源电器有限公司 | Adjustable gas proportional valve |
-
2015
- 2015-12-22 CN CN201521084001.5U patent/CN205207774U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321397A (en) * | 2021-12-07 | 2022-04-12 | 中山市思源电器有限公司 | Adjustable gas proportional valve |
| CN114321397B (en) * | 2021-12-07 | 2023-06-20 | 中山市思源电器有限公司 | Adjustable gas proportional valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |