CN105258171B - A kind of gas-cooker heat load adjustment system - Google Patents

A kind of gas-cooker heat load adjustment system Download PDF

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Publication number
CN105258171B
CN105258171B CN201510786360.3A CN201510786360A CN105258171B CN 105258171 B CN105258171 B CN 105258171B CN 201510786360 A CN201510786360 A CN 201510786360A CN 105258171 B CN105258171 B CN 105258171B
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China
Prior art keywords
air
gas
control device
valve body
stop valve
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CN105258171A (en
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余少言
徐其魁
魏立
银航
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Guangdong Macro Gas Appliance Co Ltd
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Guangdong Macro Gas Appliance Co Ltd
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Priority to CN201510786360.3A priority Critical patent/CN105258171B/en
Publication of CN105258171A publication Critical patent/CN105258171A/en
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  • Regulation And Control Of Combustion (AREA)

Abstract

The present invention discloses a kind of gas-cooker heat load adjustment system, including:It is arranged on main channel between burner and source of the gas, at least one additional channels, the valve body being arranged on main channel, the stop valve being arranged on each additional channels, conventional nozzle corresponding with main channel, and control device;Characterized in that, corresponding each additional channels are provided with independent additional nozzle and air-blast device, control device connects with air-blast device and stop valve control;The air-blast device is the primary air needed for the combustion gas supplement that respective additional passages pass through, and the control device is by controlling the break-make of stop valve to realize switching of the gas-cooker thermic load between big load operating conditions and normal operation state.Two kinds of working conditions be present in the present invention:Normal operation state, thermic load are adjusted by conventional nozzle aperture and valve body;During big load operating conditions, thermic load is set further to improve by increasing additional channels, the quantity of additional channels can arbitrarily increase as needed, be not easy to be limited by system.

Description

A kind of gas-cooker heat load adjustment system
Technical field
The present invention relates to home furnace technical field, more particularly to a kind of gas-cooker heat load adjustment system.
Background technology
Current gas-cooker maximum heating load depending nozzle aperture determines, only by valve body in maximum heating load to closing Adjusted in section.Such as increase maximum heating load and combustion conditions are normal, then need to including nozzle, burner, pan bracket Whole combustion system be improved, it is impossible to be adjusted flexibly.And as maximum heating load increases, burner volume can accordingly increase Add, performance parameter is more difficult to reach, and the design requirement of system other side can also be improved.
In the prior art, the patent of Patent No. 201310465072.9 discloses a kind of gas-cooker, although employing more The design of passage, but its multichannel is still through same nozzle outlet, due to nozzle bore it has been determined that then its reality can increase Application of load is extremely limited, and multiple more single passages of passage are only capable of being slightly increased combustion gas static pressure before nozzle, actual to thermic load Influence extremely limited;It is smaller and limit static pressure subnormal pressure such as to design first passage, design second channel reaches when opening To normal pressure, the purpose for reaching increase flow in this approach is made an unnecessary move again, and it can be realized big by single channel completely The purpose of load.And it only increases gas flow does not improve the primary air admixture of system, then it increases thermic load Afterwards, combustion conditions will become severe, therefore its Practical significance and little.
The content of the invention
For problems of the prior art, it is an object of the invention to design a kind of stable, reliable, heat load adjustment Do not limited by system, do not influence the gas-cooker heat load adjustment systems of combustion conditions.
To achieve the above objectives, the present invention adopts the following technical scheme that.
A kind of gas-cooker heat load adjustment system, including:It is arranged on main channel between burner and source of the gas, at least one Additional channels, the valve body being arranged on main channel, the stop valve being arranged on additional channels, and it is corresponding with main channel conventional Nozzle, and control device;Characterized in that, corresponding each additional channels are provided with independent additional nozzle and air-blast device, control Device connects with air-blast device and stop valve control;The air-blast device is needed for the combustion gas supplement that respective additional passages pass through Primary air, the control device by control the break-make of stop valve realize gas-cooker thermic load big load operating conditions and often Advise the switching between working condition.
As a further illustration of the above scheme, corresponding additional nozzle is provided with single induction tunnel.
As a further illustration of the above scheme, the additional nozzle is arranged on the induction tunnel of main channel.
As a further illustration of the above scheme, the air channel of the air-blast device is connected to the induction tunnel that additional nozzle stretches into Position.
As a further illustration of the above scheme, a stop valve controls one or more additional channels
As a further illustration of the above scheme, in the normal working state, the stop valve and the air-blast device are all Close, under big load operating conditions, the stop valve and the air-blast device are opened.
Control or carried out by control device independent as a further illustration of the above scheme, the valve body is separate machine Automatically controlled control, when valve body rotates to most big fire position, control device starts additional channels supply, while air-blast device starts.
As a further illustration of the above scheme, the control device is connected with valve body signal, when control device starts volume When outer tunnel is supplied with air-blast device, valve body is automatically rotated to most big fire position.
As a further illustration of the above scheme, in the normal working state, by adjust valve body valve element folding size come Adjust thermic load;Under big load operating conditions, by controlling the quantity that additional channels are opened negative come increased heat outside quota Lotus size.
As a further illustration of the above scheme, the additional channels are at least two, set on the air channel of air-blast device There is air blast current divider, the air blast current divider is connected as each additional channels while feeds primary air with each additional channels.
As a further illustration of the above scheme, the valve body and stop valve are all automatic valve, connected on control device There is thermic load input unit;When the thermic load of input is less than the maximum heating load that main channel can be provided, control device control Valve body is opened, and control stop valve is closed;When the thermic load of input is higher than the maximum heating load that main channel can be provided, control dress Put application valve body and stop valve is all opened.
Compared with prior art, the beneficial effects of the invention are as follows:
First, there are two kinds of working conditions in combustion system:Normal operation state, thermic load depending nozzle aperture and valve body are carried out Regulation, it is similar with conventional combustion system;During big load operating conditions, under conditions of former burner is constant, by increasing volume Outer tunnel allows thermic load further to improve, and the quantity of additional channels can arbitrarily increase as needed, be not easy to be limited by system System, any amplitude can be brought up to according to different product demand by improving the amplitude of thermic load, and is only needed to provide for simple replacement of and matched somebody with somebody individually Part can be accomplished, on the premise of conventional combustion system is not changed, can effectively lift combustion system maximum heating load.
2nd, by setting air-blast device corresponding with additional channels, under two kinds of fired states, the system combustion conditions are steady It is fixed, it can meet requirements of the normal use to combustion conditions, the extension of maximum heating load does not influence the stabilization of combustion system Property, reliability and combustion conditions.
3rd, the additional nozzle of system can set independent injection passage and fire hole with flexible arrangement, such as additional nozzle, you can Burner is supported to realize the function of a variety of flame profile switchings
4th, each additional channels and blower system can independent control, related system breaks down, and burner still can be just Often use.
Brief description of the drawings
Fig. 1 show gas-cooker heat load adjustment system architecture diagram provided by the invention.
Description of reference numerals:
1:Burner, 2:Source of the gas, 3:Main channel, 4:Additional channels, 5:Valve body, 6:Stop valve, 7:Conventional nozzle, 8:Additionally Nozzle, 9:Air-blast device, 10:Control device.
Embodiment
For the essence of the present invention is expanded on further, the embodiment of the present invention is described as follows with reference to accompanying drawing.
As shown in figure 1, a kind of gas-cooker heat load adjustment system, including:The master being arranged between burner 1 and source of the gas 2 Passage 3, at least one additional channels 4, the valve body 5 being arranged on main channel 3, the stop valve being arranged on each additional channels 4 6, conventional nozzle 7 corresponding with main channel 3, and control device 10;Characterized in that, corresponding each additional channels 4 are provided with additionally Nozzle 8 and air-blast device 9, the additional nozzle 8 is separate with conventional nozzle 9, control device 10 and air-blast device 9 and cut-off The control connection of valve 6;The air-blast device 9 is that the combustion gas that respective additional passages 4 pass through supplements required primary air, the control Device 10 is by controlling the break-make of stop valve 6 to realize gas-cooker thermic load between big load operating conditions and normal operation state Switching.
During specific design, additional nozzle 8 has single induction tunnel, or additional nozzle 8 is arranged on into drawing for main channel 3 Penetrate on pipe.The air channel of the air-blast device 9 is connected to the induction tunnel position that additional nozzle 8 stretches into.
In the normal working state, the stop valve 6 and the air-blast device 9 are all closed, by adjusting the correspondence of main channel 3 Conventional nozzle 7 pore size and valve body 5 carry out adjusting gas stove thermic load.Under big load operating conditions, the stop valve 6 Opened with the air-blast device 9, at this moment, pass through the quantity for controlling the additional channels 4 opened and the corresponding air quantity of air-blast device 9 Size carrys out adjusting gas stove thermic load.Because additional channels 4, stop valve 6 and air-blast device 9 and main channel 3 are separate, not Combustion system is carried out in the case of changing greatly, can arbitrarily increase as needed, be not easy to be limited by system, regulating effect is good.
More specifically, for convenience of controlling, in the present embodiment, preferably valve body 5 and stop valve 6 are all automatic valve, are filled in control Put and thermic load input unit is connected with 10;When the thermic load of input is less than the maximum heating load that main channel 3 can be provided, control The application valve body 5 of device 10 processed is opened, and control stop valve 6 is closed;When the thermic load of input is higher than the maximum that main channel 3 can be provided During thermic load, the application valve body 5 of control device 10 reaches maximum and controls stop valve 6 to open quantity.
In other embodiments, the valve body 4 is hand-operated valve, manual opening valve body 4 before gas-cooker work.Control device 10 are set as:When valve body 4 rotates to most big fire position, control device 10 starts additional channels 4 and supplied, while air-blast device 9 Start.
The essence of the present invention is described in detail above embodiment, but can not be come with this to the present invention's Protection domain is limited.It should be evident that under the enlightenment of essence of the invention, those of ordinary skill in the art can also enter The many improvement of row and modification.As a kind of conversion embodiment of the present embodiment, the additional channels are at least two, in air blast The air channel of device is provided with air blast current divider, and the air blast current divider is connected as each additional channels with each additional channels while fed Primary air.It should be noted that these are improved and modification all falls within the claims of the present invention.

Claims (7)

1. a kind of gas-cooker heat load adjustment system, including:It is arranged on main channel between burner and source of the gas, at least one volume Outer tunnel, the valve body being arranged on main channel, the stop valve being arranged on additional channels, conventional nozzle corresponding with main channel, And control device;Characterized in that, corresponding each additional channels are provided with independent additional nozzle and air-blast device, control device and Air-blast device and stop valve control connection;The air-blast device is once empty needed for the combustion gas supplement that respective additional passages pass through Gas, the control device is by controlling the break-make of stop valve to realize gas-cooker thermic load in big load operating conditions and routine work Switching between state;
In the normal working state, the stop valve and the air-blast device are all closed, and are adjusted by adjusting valve body valve element opening degree Save thermic load;Under big load operating conditions, the stop valve and the air-blast device are opened, by controlling that opens additionally to lead to Increased thermic load outside road quantity quota;
The control device is connected with valve body signal, and when control device starts additional channels supply and air-blast device, valve body is certainly It is dynamic to rotate to most big fire position.
2. a kind of gas-cooker heat load adjustment system according to claim 1, it is characterised in that corresponding additional nozzle is provided with Additional nozzle is arranged on the induction tunnel of main channel by single induction tunnel, and the air channel of the air-blast device is connected to extra spray The induction tunnel position that mouth stretches into.
A kind of 3. gas-cooker heat load adjustment system according to claim 1, it is characterised in that a stop valve control one Individual or multiple additional channels.
4. a kind of gas-cooker heat load adjustment system according to claim 1, it is characterised in that the valve body is independent machine Tool controls or carries out independent automatically controlled control by control device.
A kind of 5. gas-cooker heat load adjustment system according to claim 1 or 4, when valve body rotates to most big fire position When, control device starts additional channels supply, while air-blast device starts.
6. a kind of gas-cooker heat load adjustment system according to claim 1, it is characterised in that the additional channels is extremely It is few two, air blast current divider is provided with the air channel of air-blast device, the air blast current divider is connected as each volume with each additional channels Outer tunnel feeds primary air simultaneously.
7. a kind of gas-cooker heat load adjustment system according to claim 1, it is characterised in that the valve body and stop valve All it is automatic valve, thermic load input unit is connected with control device;When the thermic load of input can be provided less than main channel Maximum heating load when, control device application valve body open, control stop valve close;When the thermic load of input is higher than main channel institute During the maximum heating load that can be provided, control device application valve body and stop valve are all opened.
CN201510786360.3A 2015-11-14 2015-11-14 A kind of gas-cooker heat load adjustment system Active CN105258171B (en)

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Application Number Priority Date Filing Date Title
CN201510786360.3A CN105258171B (en) 2015-11-14 2015-11-14 A kind of gas-cooker heat load adjustment system

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CN105258171B true CN105258171B (en) 2018-01-02

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Publication number Priority date Publication date Assignee Title
CN106287870A (en) * 2016-09-30 2017-01-04 广东万家乐燃气具有限公司 A kind of gas-cooker gas diverter
TWI780472B (en) * 2020-08-20 2022-10-11 柯正浩 Screening test strip reading system

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JPS5735217A (en) * 1980-12-26 1982-02-25 Nippon Steel Corp Gas supply equipment
CN2632528Y (en) * 2003-07-09 2004-08-11 李国基 Multifunctional microcomputer automatic gas furnaces
CN205245248U (en) * 2015-11-14 2016-05-18 广东万家乐燃气具有限公司 Gas -cooker heating load governing system

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