CN208750717U - A kind of burner flowing backward function with preventing gas - Google Patents
A kind of burner flowing backward function with preventing gas Download PDFInfo
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- CN208750717U CN208750717U CN201821337091.8U CN201821337091U CN208750717U CN 208750717 U CN208750717 U CN 208750717U CN 201821337091 U CN201821337091 U CN 201821337091U CN 208750717 U CN208750717 U CN 208750717U
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- combustion
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- air
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Abstract
The utility model relates to burner arts, specifically disclose a kind of burner for flowing backward function with preventing gas.The burner for flowing backward function with preventing gas includes burner, and it further includes the blast tube being connected to air inlet and combustion-supporting channel that the burner, which is equipped with air inlet, and is arranged in combustion-supporting channel or the check valve of combustion-supporting channel end.The above-described burner for flowing backward function with preventing gas prevents combustion gas from flowing backward from combustion-supporting channel, improves the security performance that burner uses by the way that check valve is arranged in combustion-supporting channel.
Description
Technical field
The utility model relates to burner arts, and in particular to a kind of burner for flowing backward function with preventing gas.
Background technique
Household gas range it is practical more more and more universal, the performance of gas-cooker is also stepping up.In order to improve thermal efficiency and
The utilization rate of combustion gas, reduces the discharge of exhaust gas, and turbocharging (or being pressurized using blower) gas-cooker is come into being.
The Chinese utility model patent of Publication No. CN 107255237A discloses a kind of high thermal effect burner of energy conservation, with wind
Machine increases speed and amount that air is entered, as power source to achieve the purpose that high thermal effect.But during use, one
The power-off of denier blower or other failures, air can not actively enter burner, on the contrary, the combustion gas in burner forms high pressure, from original sky
Gas entrance flows backward, and into blower and kitchen range cavity, causes gas leakage or even further occurrence fire and fires, serious shadow
Ring the safety used.
Summary of the invention
The technical problem to be solved by the present invention is to provide it is a kind of with preventing gas flow backward function burner, by
Check valve is arranged in combustion-supporting channel, prevents combustion gas from flowing backward from combustion-supporting channel, improves the security performance that burner uses.
In order to solve the above-mentioned technical problem, the technical scheme that the utility model is provided is as follows: there is one kind preventing gas to flow backward
The burner of function, including burner, the burner are equipped with air inlet, further include the blast tube being connected to air inlet and combustion-supporting
Channel, and be arranged in combustion-supporting channel or the check valve of combustion-supporting channel end.
Check valve is set at combustion-supporting channel, to realize the unidirectional unlatching in combustion-supporting channel, even if pushing air into combustion-supporting
The blower in channel breaks down, and combustion gas can not also flow backward from combustion-supporting channel, avoid in the case where fan trouble, and combustion gas occurs and lets out
Leakage, it is ensured that the safe handling of burner.
Preferably, the burner further include with air inlet be tightly connected inlet suction port, the blast tube and
Combustion-supporting channel is arranged on inlet suction port.Combustion gas and air are mixed after entering inlet suction port, are then entered from air inlet.
Since inlet suction port is connect with stove head seal, combustion gas and air can only enter air inlet from inlet suction port.Correspondingly, once unidirectional
Valve is closed, and combustion gas does not simply fail to flow backward from combustion-supporting channel, can not also be gone out from other path leakages, be can only enter burner and fired
It burns, further increases the security performance of burner.
Preferably, the check valve includes being arranged between inlet suction port and air inlet and rotating with inlet suction port to live
The cover board of dynamic connection；The cover board is corresponding with the outlet in combustion-supporting channel and the outlet in combustion-supporting channel is at least completely covered.It is natural
Under state, cover board covers the outlet in combustion-supporting channel under the effect of gravity, and when blower work, air-flow pushes cover board to turn
It is dynamic, open combustion-supporting channel；Once blower stops working, cover board covers the outlet in combustion-supporting channel again under the effect of gravity.
Preferably, further including air intake assembly, the air intake assembly includes shell and is arranged in the intracorporal blower of shell, institute
The air guide chamber being connected to combustion-supporting channel is equipped in the shell stated.The air concentration that blower pushes is delivered to by the setting of air guide chamber
Combustion-supporting channel increases thrust, to guarantee smoothly to push check valve to open.Meanwhile air concentrates conveying, with prior art phase
Than air capacity and air velocity into air inlet have increase, further improve the utilization rate and the thermal efficiency of combustion gas.
Preferably, being additionally provided on the air intake assembly and the matched gas joint of blast tube.Gas joint with into
Pneumatic module concentrated setting, convenient for the installation of gas pipeline.
Detailed description of the invention
Fig. 1 is the explosive view for the burner that the present embodiment has preventing gas reverse irrigation function；
Fig. 2 is the structural schematic diagram that there is the present embodiment preventing gas to flow backward inlet suction port in the burner of function；
Fig. 3 is the scheme of installation for the burner that the present embodiment has preventing gas reverse irrigation function.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment
As shown in figures 1 and 3, a kind of burner flowing backward function with preventing gas, including burner 1, the burner 1 are set
There is air inlet, as shown in Fig. 2, the burner 1 further includes the inlet suction port 3 being tightly connected with air inlet, the combustion gas is logical
Road 32 and combustion-supporting channel 31 are arranged on inlet suction port 3.In the combustion-supporting channel 31 or combustion-supporting 31 end of channel is equipped with unidirectional
Valve 4.
Check valve 4 is set at combustion-supporting channel 31, to realize the unidirectional unlatching in combustion-supporting channel 31, even if pushing air into
The blower in combustion-supporting channel 31 breaks down, and combustion gas can not also flow backward from combustion-supporting channel 31, avoid in the case where fan trouble, sends out
Raw gas leakage, it is ensured that the safe handling of burner.
Combustion gas and air are mixed after entering inlet suction port 3, are then entered from air inlet.Due to inlet suction port 3 with
Burner 1 is tightly connected, and combustion gas and air can only enter air inlet from inlet suction port 3.Once correspondingly, the closing of check valve 4, combustion gas
It does not simply fail to flow backward from combustion-supporting channel 31, can not go out from other path leakages yet, can only enter burner 1 and burn, into one
Step improves the security performance of burner.
It as shown in figures 1 and 3, further include air intake assembly 2, the air intake assembly 2 includes shell 21 and is arranged in shell
Blower in 21, the shell 21 is interior to be equipped with the air guide chamber being connected to combustion-supporting channel 31.The setting of air guide chamber, blower is pushed
Air concentration be delivered to combustion-supporting channel 31, increase thrust, to guarantee smoothly to push the unlatching of check valve 4.Meanwhile air is concentrated
Conveying, compared with prior art, air capacity and air velocity into air inlet have increase, further improve the benefit of combustion gas
With rate and the thermal efficiency.It is additionally provided on the air intake assembly 2 and the matched gas joint 5 of blast tube 32.Gas joint 5
With 2 concentrated setting of air intake assembly, convenient for the installation of gas pipeline.
Further, as shown in Fig. 2, the check valve 4 include be arranged between inlet suction port 3 and air inlet and with into
The cover board of 3 rotary moveable of gas connector connection；The cover board is corresponding with the outlet in combustion-supporting channel 31 and is at least completely covered combustion-supporting
The outlet in channel 31.Under natural conditions, cover board covers the outlet in combustion-supporting channel 31 under the effect of gravity, when blower works
When, air-flow pushes cover board rotation, opens combustion-supporting channel 31；Once blower stops working, cover board covers again under the effect of gravity
The outlet in combustion-supporting channel 31.
The above-described burner for flowing backward function with preventing gas prevents from firing by the way that check valve is arranged in combustion-supporting channel
Gas flows backward from combustion-supporting channel, improves the security performance that burner uses.
In short, the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Any modifications, equivalent replacements, and improvements made within spirit of the present utility model and principle etc. should be included in practical
Within novel protection scope.
Claims (5)
1. a kind of burner for flowing backward function with preventing gas, including burner (1), the burner (1) is equipped with air inlet, special
Sign is: further including the blast tube (32) being connected to air inlet and combustion-supporting channel (31), and setting is in combustion-supporting channel (31)
Or the check valve (4) of combustion-supporting channel (31) end.
2. burner according to claim 1, it is characterised in that: the burner (1) further includes sealing to connect with air inlet
The inlet suction port (3) connect, the blast tube (32) and combustion-supporting channel (31) are arranged on inlet suction port (3).
3. burner according to claim 2, it is characterised in that: the check valve (4) includes being arranged in inlet suction port
(3) cover board being connect between air inlet and with inlet suction port (3) rotary moveable；The cover board and combustion-supporting channel (31) goes out
Mouth is corresponding and the outlet of combustion-supporting channel (31) is at least completely covered.
4. burner according to any one of claim 1-3, it is characterised in that: it further include air intake assembly (2), it is described
Air intake assembly (2) includes the blower of shell (21) and setting in shell (21), is equipped in the shell (21) and leads to combustion-supporting
The air guide chamber of road (31) connection.
5. burner according to claim 4, it is characterised in that: be additionally provided on the air intake assembly (2) logical with combustion gas
Road (32) matched gas joint (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821337091.8U CN208750717U (en) | 2018-08-20 | 2018-08-20 | A kind of burner flowing backward function with preventing gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821337091.8U CN208750717U (en) | 2018-08-20 | 2018-08-20 | A kind of burner flowing backward function with preventing gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208750717U true CN208750717U (en) | 2019-04-16 |
Family
ID=66079580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821337091.8U Active CN208750717U (en) | 2018-08-20 | 2018-08-20 | A kind of burner flowing backward function with preventing gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208750717U (en) |
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2018
- 2018-08-20 CN CN201821337091.8U patent/CN208750717U/en active Active
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