CN208398394U - A kind of dual gas supply fireplace - Google Patents
A kind of dual gas supply fireplace Download PDFInfo
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- CN208398394U CN208398394U CN201820928654.4U CN201820928654U CN208398394U CN 208398394 U CN208398394 U CN 208398394U CN 201820928654 U CN201820928654 U CN 201820928654U CN 208398394 U CN208398394 U CN 208398394U
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Abstract
The utility model discloses a kind of dual gas supply fireplaces, successively include: pressure maintaining valve along fuel gas flow direction, for by the gas pressure regulation entered to setting range；Thermostat valve, for the temperature adjusting gas flow according to setting；Gas source selector valve, for selecting internal gas flow access according to combustion gas difference gas families；Nozzle receives the combustion gas of gas source selector valve conveying and ejection；Burner, the combustion gas mixing air that nozzle sprays, which enters in burner, to burn, and burner surface is provided with heat exchanger.The current path inside Vavle switching is selected according to the combustion gas Type Control gas source of access in the utility model, to adapt to the characteristic of the combustion gas, so that the utility model can be adapted for different combustion gas, replacement valve body or components are not needed when switching gas families, it is very convenient reliable.
Description
Technical field
The utility model relates to a kind of dual gas supply fireplaces.
Background technique
With the continuous development of social standard of living, requirement of the people to quality of the life is higher and higher, thus household electrical appliance
Type it is more and more abundant, demand is also increasing, such as gas firing wall, and there are many combustion gas workable for gas firing wall, no
Same combustion gas has different characteristics, and the parameters such as thermic load, combustion potential, Wobbe index ... are different, therefore different
Combustion gas must use different valves, to make combustion gas full combustion, to maximally utilise the thermal energy of combustion gas, existing combustion gas
The gas valve configured in fireplace is only used for a kind of gas source, if encountering the case where changing gas source, must re-replace valve,
Or the component of replacement valve internal, to achieve the purpose that make another gas source to stablize burning on same gas firing wall, however,
Such operation can enable manufacturer and user feel significant wastage that is very inconvenient, while causing resource, if certainly by user
Row replacement is easy to be directed at the generation of catastrophic failure then again there are certain risk.The utility model provides a kind of suitable thus
Dual gas supply fireplace for different gas sources is used to solve the above problems.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of dual gas supply fireplace suitable for different gas sources.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of dual gas supply fireplace successively includes: along fuel gas flow direction
Pressure maintaining valve, for by the gas pressure regulation entered to setting range；
Thermostat valve, for the temperature adjusting gas flow according to setting；
Gas source selector valve, for selecting internal gas flow access according to combustion gas difference gas families；
Nozzle receives the combustion gas of gas source selector valve conveying and ejection；
Burner, the combustion gas mixing air that nozzle sprays, which enters in burner, to burn, and burner surface is provided with
Heat exchanger.
The gas source selector valve includes:
First shell, first shell is interior to have the first cavity and the second cavity, wherein the first cavity has the first air inlet
With the first gas outlet, the second cavity have the second gas outlet, the first cavity and the second cavity in first shell pass through one first
The output end of through-hole connection, the first air inlet and thermostat valve connects, and the first gas outlet and the second gas outlet are connect with nozzle；
Control-rod is slidably disposed in first shell, for opening and closing the first through hole.
The pressure maintaining valve includes:
Second shell, has third cavity and the 4th cavity in second shell, and third cavity has the second air inlet, and the 4th
Cavity has third gas outlet, and third cavity is connected to the 4th inside cavity by one second through-hole, the second air inlet and gas source
The input terminal of connection, third gas outlet and thermostat valve connects；
Diaphragm is mounted in second shell, and the side of diaphragm is connected with operating bar, and control-rod is threaded through in the second through-hole,
Operating bar follows diaphragm to be slided in the second through-hole to control the second via openings cross-sectional sizes；
The other side of first spring, one end and diaphragm connects, and the other end is connect with second shell；
The other side of second spring, one end and diaphragm connects, the lower end of control-rod when the other side can be closed with first through hole
It abuts.
The control-rod extends first shell, can be rotatably set the rotation in cam-like in the first shell
Block, rotating block and control-rod cooperate.
The pressure maintaining valve input end is provided with baroceptor, and the control-rod extends first shell, and described first
Servo motor is provided on shell, the output shaft of servo motor is connect with the partial threads that control-rod extends first shell, root
According to the control servo motor movement of baroceptor feedback data.
Also there is the 5th cavity and the 6th cavity, the 5th cavity and the 6th cavity are respectively provided with the 4th in the first shell
Gas outlet and the 5th gas outlet, are connected between the 5th cavity and the 6th cavity by a channel, and channel side is provided with a third
Air inlet, third air inlet are connected to the gas outlet Chang Minghuo of thermostat valve；The control-rod extends in channel, and on control-rod
It is provided with the first sealing plate and the second sealing plate, the first sealing plate and the second sealing plate are located at the both ends in channel, the first sealing plate and the second sealing plate
The distance between be greater than the length in channel, the first sealing plate and the second sealing plate model- following control bar movement can with the upper end of closed channel or
Person lower end.
One third sealing plate is set on the control-rod, and third sealing plate and first through hole cooperate.
The beneficial effects of the utility model are: being cut in the utility model according to the combustion gas Type Control gas source selector valve of access
Internal current path is changed, so that the utility model can be adapted for different combustion gas, to cut to adapt to the characteristic of the combustion gas
Replacement valve body or components are not needed when changing gas families, it is very convenient reliable.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is schematic diagram of the control-rod using the utility model when MANUAL CONTROL mode；
Fig. 2 is diagrammatic cross-section of the control-rod using the utility model when MANUAL CONTROL mode；
Fig. 3 is partial enlarged view at A in Fig. 2；
Fig. 4 is diagrammatic cross-section of the control-rod using the utility model when automatic control mode；
Fig. 5 is partial enlarged view at B in Fig. 4.
Specific embodiment
Referring to Fig.1~Fig. 5, the utility model are a kind of dual gas supply fireplaces, successively include: along fuel gas flow direction
Pressure maintaining valve, for by the gas pressure regulation entered to setting range；
Thermostat valve 1, for the temperature adjusting gas flow according to setting；
Gas source selector valve, for selecting internal gas flow access according to combustion gas difference gas families；
Nozzle 2 receives the combustion gas of gas source selector valve conveying and ejection；
Burner 3, the combustion gas mixing air that nozzle 2 sprays, which enters in burner 3, to burn, and 3 surface of burner is set
It is equipped with heat exchanger.The current path inside Vavle switching is selected according to the combustion gas Type Control gas source of access in the utility model,
To adapt to the characteristic of the combustion gas, so that the utility model can be adapted for different combustion gas, it is not required to when switching gas families
Valve body or components are replaced, it is very convenient reliable.Wherein the control of gas source selector valve can be using manually or automatically two
Kind mode, the following detailed description of.
As shown, the gas source selector valve includes:
First shell 4 has the first cavity 5 and the second cavity 6 in first shell 4, wherein the first cavity 5 have first into
Port 7 and the first gas outlet 8, the second cavity 6 have the second gas outlet 9, and the first cavity 5 and the second cavity 6 are in first shell 4
It is connected to by a first through hole 10, the first air inlet 7 is connect with the output end of thermostat valve 1, the first gas outlet 8 and the second outlet
Mouth 9 is connect with nozzle 2；Control-rod 11 is slidably disposed in first shell 4, for opening and closing the first through hole 10.The structure
Gas source selection valve arrangement it is simple, the operation is stable, manipulation is convenient；When logical liquefied petroleum gas, control-rod 11 is acted, and first is led to
Hole 10 is closed, and combustion gas is gone out after coming in from the first air inlet 7 from the first gas outlet 8, is sprayed after reaching nozzle 2；When logical liquefaction day
When right gas, control-rod 11 is acted, and first through hole 10 is opened, combustion gas from the first air inlet 7 come in after from 8 He of the first gas outlet
Second gas outlet 9 is gone out, and is sprayed after reaching nozzle 2, while providing two walking accesses.Wherein, it is arranged on the control-rod 11
One third sealing plate 12, third sealing plate 12 and first through hole 10 cooperate, and drive third sealing plate 12 to first through hole by control-rod 11
10 are closed or are opened.
As shown, the pressure maintaining valve includes:
Second shell 13, second shell 13 is interior to have third cavity 14 and the 4th cavity 15, and third cavity 14 has second
Air inlet 16, the 4th cavity 15 have third gas outlet 17, pass through one second through-hole inside third cavity 14 and the 4th cavity 15
18 connections, the second air inlet 16 are connect with gas source, and third gas outlet 17 is connect with the input terminal of thermostat valve 1；
Diaphragm 19 is mounted in second shell 13, and the side of diaphragm 19 is connected with operating bar 20, and control-rod 11 is threaded through
In two through-holes 18, operating bar 20 follows diaphragm 19 to be slided in the second through-hole 18 to control 18 opening section size of the second through-hole；
First spring 21, one end are connect with the other side of diaphragm 19, and the other end is connect with second shell 13；
Second spring 22, one end are connect with the other side of diaphragm 19, the control-rod when other side can be closed with first through hole 10
11 lower end abuts.Combustion gas carries out deformation, and then band according to gaseous-pressure size to pressure, diaphragm 19 is generated in second shell 13
It is mobile to act lever 20, adjusts 18 opening section size of the second through-hole, the deflection of diaphragm 19 is by diaphragm 19 parameter itself, the
Gaseous-pressure in one spring, 21 parameter, 22 parameter of second spring and second shell 13 determines, due to different gaseous-pressure value differences
It is not larger, if in order to balance two kinds of gas pressure force value and use a big coefficient of elasticity, it will lead to the combustion gas small to pressure
It is inadequate to carry out type voltage regulation precision, for this purpose, the utility model provides the first spring 21 and second spring 22, is using liquefied petroleum gas
When, control-rod 11 moves down, and the lower end of control-rod 11 is abutted with second spring 22, and second spring 22 is started to work, the first spring 21
Active force is provided for diaphragm 19 simultaneously with second spring 22, biggish amplitude of accommodation range can be provided at this time；Using liquefaction
When natural gas, control-rod 11 is moved up, and second spring 22 does not work, and amplitude of accommodation range is smaller at this time, and precision is higher, meets liquid
Change the regulatory requirements of natural gas；Control-rod 11 can adjust gas source selector valve and pressure maintaining valve, clever structure simultaneously.
As shown, configuration Chang Minghuo is generally required in gas firing wall, in order to be suitable for the Chang Minghuo demand of dual gas supply,
The 5th cavity 23 and the 6th cavity 24 are additionally provided in the first shell 4, the 5th cavity 23 and the 6th cavity 24 have respectively
There are the 4th gas outlet and the 5th gas outlet 26, is connected between the 5th cavity 23 and the 6th cavity 24 by a channel 27, channel 27
Side is provided with a third air inlet, and third air inlet is connected to the gas outlet Chang Minghuo 34 of thermostat valve 1；The control-rod 11 prolongs
It reaches in channel 27, and is provided with the first sealing plate 28 and the second sealing plate 29, the first sealing plate 28 and the second sealing plate 29 on control-rod 11
Positioned at the both ends in channel 27, the distance between the first sealing plate 28 and the second sealing plate 29 are greater than the length in channel 27, the first sealing plate
28 and the 29 model- following control bar movement of the second sealing plate can be with the upper end or lower end of closed channel 27.When choosing gas source, control
After the movement in place of bar 11, the first sealing plate 28 and the corresponding upper end or lower end that can seal channel 27 of the second sealing plate 29 make
It obtains combustion gas and moves towards the access set；4th gas outlet and the 5th gas outlet 26 are extended to by nozzle 2 by pipeline 33 respectively；Spray
It is provided with igniter 25 by mouth 2, the combustion gas that the 4th gas outlet or the 5th gas outlet 26 convey is lighted, while can be by nozzle 2
The combustion gas for touching mouth ejection is lighted.
As shown, the control-rod 11 extends first shell 4, institute when control-rod 11 is using MANUAL CONTROL mode
The rotating block 30 that can be rotatably set in first shell 4 in cam-like is stated, rotating block 30 and control-rod 11 cooperate, rotating block 30
On have handle, pass through people and control handle rotating block 30 is driven to rotate, realize driving to control-rod 11.
When control-rod 11 is using automatic control mode, the pressure maintaining valve input end is provided with baroceptor 31, institute
It states control-rod 11 and extends first shell 4, servo motor 32, the output shaft of servo motor 32 are provided in the first shell 4
The partial threads for extending first shell 4 with control-rod 11 are connect, and control servo motor according to 31 feedback data of baroceptor
32 movements.Servo motor is carried out automatically controlling by the data that baroceptor 31 is fed back, is switched without manpower work, automation
Degree is higher.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (7)
1. a kind of dual gas supply fireplace, it is characterised in that successively include: along fuel gas flow direction
Pressure maintaining valve, for by the gas pressure regulation entered to setting range；
Thermostat valve, for the temperature adjusting gas flow according to setting；
Gas source selector valve, for selecting internal gas flow access according to combustion gas difference gas families；
Nozzle receives the combustion gas of gas source selector valve conveying and ejection；
Burner, the combustion gas mixing air that nozzle sprays, which enters in burner, to burn, and burner surface is provided with hot friendship
Parallel operation.
2. a kind of dual gas supply fireplace as described in claim 1, it is characterised in that the gas source selector valve includes:
First shell has the first cavity and the second cavity in first shell, wherein the first cavity has the first air inlet and the
One gas outlet, the second cavity have the second gas outlet, the first cavity and the second cavity in first shell pass through a first through hole
The output end of connection, the first air inlet and thermostat valve connects, and the first gas outlet and the second gas outlet are connect with nozzle；
Control-rod is slidably disposed in first shell, for opening and closing the first through hole.
3. a kind of dual gas supply fireplace as claimed in claim 2, it is characterised in that the pressure maintaining valve includes:
Second shell, second shell is interior to have third cavity and the 4th cavity, and third cavity has the second air inlet, the 4th cavity
With third gas outlet, third cavity is connected to the 4th inside cavity by one second through-hole, and the second air inlet is connect with gas source,
The connection of the input terminal of third gas outlet and thermostat valve；
Diaphragm is mounted in second shell, and the side of diaphragm is connected with operating bar, and control-rod is threaded through in the second through-hole, actuation
Bar follows diaphragm to be slided in the second through-hole to control the second via openings cross-sectional sizes；
The other side of first spring, one end and diaphragm connects, and the other end is connect with second shell；
The other side of second spring, one end and diaphragm connects, and the lower end of control-rod abuts when the other side can be closed with first through hole.
4. a kind of dual gas supply fireplace as claimed in claim 2, it is characterised in that the control-rod extends first shell, described
It can be rotatably set the rotating block in cam-like in first shell, rotating block and control-rod cooperate.
5. a kind of dual gas supply fireplace as claimed in claim 2, it is characterised in that the pressure maintaining valve input end is provided with air pressure
Sensor, the control-rod extend first shell, and servo motor, the output shaft of servo motor are provided in the first shell
The partial threads for extending first shell with control-rod are connect, and control servo motor movement according to baroceptor feedback data.
6. a kind of dual gas supply fireplace as claimed in claim 2, it is characterised in that also have the 5th cavity in the first shell
With the 6th cavity, the 5th cavity and the 6th cavity are respectively provided with the 4th gas outlet and the 5th gas outlet, the 5th cavity and the 6th chamber
It is connected between body by a channel, channel side is provided with a third air inlet, and the Chang Minghuo of third air inlet and thermostat valve goes out
Port connection；The control-rod extends in channel, and the first sealing plate and the second sealing plate are provided on control-rod, the first sealing plate and
Second sealing plate is located at the both ends in channel, and the distance between the first sealing plate and the second sealing plate are greater than the length in channel, the first sealing plate and
Second sealing plate model- following control bar movement can be with the upper end or lower end of closed channel.
7. a kind of dual gas supply fireplace as claimed in claim 2, it is characterised in that a third sealing plate is set on the control-rod, the
Three sealing plates and first through hole cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820928654.4U CN208398394U (en) | 2018-06-14 | 2018-06-14 | A kind of dual gas supply fireplace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820928654.4U CN208398394U (en) | 2018-06-14 | 2018-06-14 | A kind of dual gas supply fireplace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208398394U true CN208398394U (en) | 2019-01-18 |
Family
ID=65132563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820928654.4U Active CN208398394U (en) | 2018-06-14 | 2018-06-14 | A kind of dual gas supply fireplace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208398394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747474A (en) * | 2021-01-07 | 2021-05-04 | 宁波方太厨具有限公司 | Gas distributor and gas distribution method of water heater |
-
2018
- 2018-06-14 CN CN201820928654.4U patent/CN208398394U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747474A (en) * | 2021-01-07 | 2021-05-04 | 宁波方太厨具有限公司 | Gas distributor and gas distribution method of water heater |
| CN112747474B (en) * | 2021-01-07 | 2022-05-03 | 宁波方太厨具有限公司 | Gas distributor and gas distribution method of water heater |
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