CN205481688U - Burner and hot water system are mixed in advance to self -adaptation of thermocouple response - Google Patents
Burner and hot water system are mixed in advance to self -adaptation of thermocouple response Download PDFInfo
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- CN205481688U CN205481688U CN201620019589.4U CN201620019589U CN205481688U CN 205481688 U CN205481688 U CN 205481688U CN 201620019589 U CN201620019589 U CN 201620019589U CN 205481688 U CN205481688 U CN 205481688U
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Abstract
The utility model discloses a burner and hot water system are mixed in advance to self -adaptation of thermocouple response, it includes heat exchanger, combustor, fan, gas proportional valve, the thermocouple body, gas pipe, thermocouple detection circuitry and control circuit, the heat exchanger is by a plurality of adj. Tabular communicating fluid cavitys range upon range of constitution, form the combustion space of tubbiness in the heat exchanger, the combustor install in in the combustion space, the air outlet of fan is connected to the combustor, gas proportional valve establishes ties on the gas pipe, gas proportional valve, fan, control circuit, thermocouple detection circuitry reach thermocouple body electricity is connected, thermocouple body one end extends to just install on combustion space's one end casing in the combustion space. It has simultaneously, and durable, heat exchange rate are high, energy -concerving and environment -protective, safe and reliable's advantage, have solved bad phenomenons such as burning abnormal sound, harmful fume emission gauge height simultaneously, thus it be one kind at technical, economic nature and the equal superior product of practicality.
Description
[technical field]
This utility model relates to the self adaptation premixing combustion apparatus of a kind of thermocouple induction；
This utility model relates to the hot water apparatus of a kind of self adaptation premixing combustion apparatus using above-mentioned thermocouple induction.
[background technology]
In the prior art, gas-heating water heater, gas-fired water heater etc. are by the combustion system of combustion gas, particularly combustion gas
Different from the hybrid mode of air, partly-premixed burning type and full premix combustion type can be divided into.Due in prior art
In premixing combustion apparatus, because gas source component, air pressure, use environment difference easily occur in that the thermal efficiency is the highest, it is different to burn
Ring, harmful smoke discharge capacity is high, heat transfer effect is the best, and mode and the structure of sensing are not durable, fragile, poor stability etc. is bad
Phenomenon.
In order to overcome above-mentioned problem, we have developed self adaptation premixing combustion apparatus and the hot water of a kind of thermocouple induction
Device.
[utility model content]
The purpose of this utility model technical problem to be solved is intended to provide the self adaptation of a kind of thermocouple induction to premix
Burner and hot water apparatus, can control combustion gas and the ratio of air with perception when the situation of burning in time by thermocouple temperature measurement
Example, makes combustion gas burn completely, have simultaneously durable in use, heat transfer rate is high, energy-conserving and environment-protective, safe and reliable advantage.
To achieve these goals, the technical solution adopted in the utility model: the self adaptation premix of a kind of thermocouple induction
Burner, it include heat exchanger, burner, blower fan, gas ratio valve, thermocouple body, Gas Pipe, thermocouple testing circuit and
Control circuit；The fluid cavity stacking that described heat exchanger is communicated by multiple tabulars forms, and forms the burning of tubbiness in described heat exchanger
Space, burner is installed in described combustion space；The air outlet of described burner connecting fan, described gas ratio valve is connected
In Gas Pipe, described gas ratio valve, blower fan, control circuit, thermocouple testing circuit and the electrical connection of described thermocouple body；Institute
State in thermocouple body one end extends to described combustion space and be installed in an end housing of combustion space.
In one or more embodiments of the present utility model, described thermocouple testing circuit includes first order amplifying circuit
With second level amplifying circuit；The input of described first order amplifying circuit connects described thermocouple body, second level amplifying circuit
Outfan connects MCU control unit to provide the variable signal of temperature；Described first order amplifying circuit includes operational amplifier
OP1, the negative end of operational amplifier OP1 connects described thermocouple body by resistance R1, and operational amplifier OP1 forward end passes through
Resistance R4 reference voltage end, the outfan of operational amplifier OP1 connects filter capacitor C1, operational amplifier OP1 outfan with
Resistance R2 it is provided with, to form negative feedback between negative input；
The negative end of the operational amplifier OP2 of described second level amplifying circuit connects resistance R6；Its forward end connects resistance
The outfan that R5, resistance R6 connect resistance R3, operational amplifier OP2 to outfan connects filter capacitor C2.
In one or more embodiments of the present utility model, described control circuit includes MCU control unit, combustion gas ratio
Example valve regulation output circuit, gas ratio valve feedback circuit, the input of gas proportion valve regulation output circuit, gas ratio valve
The outfan of feedback circuit electrically connects with MCU control unit respectively, the outfan of gas proportion valve regulation output circuit, combustion gas
The input of proportioning valve feedback circuit electrically connects with gas ratio valve respectively.
In one or more embodiments of the present utility model, described control circuit also includes that fan speed regulation output controls
Circuit, rotation speed of fan feedback circuit, the input of fan speed regulation output control circuit, the outfan of rotation speed of fan feedback circuit divide
Do not electrically connect with MCU control unit, the outfan of fan speed regulation output control circuit, the input of rotation speed of fan feedback circuit
Electrically connect with blower fan respectively.
In one or more embodiments of the present utility model, the air inlet of described blower fan is provided with blast pipe, blast pipe
Inside being provided with Venturi tube, the gas outlet of Gas Pipe connects with Venturi tube.
In one or more embodiments of the present utility model, described control circuit is by controlling the ratio of combustion gas and air
Carry out temperature control, the temperature of flame and excess air coefficient α formation function proportionate relationship；When α is more than 1, ignition temperature is along with α's
Increasing and reduce, superfluous air absorbs partial heat, adds the loss of smoke evacuation, serves the effect of cooling；When α is little
In 1 time, i.e. during air capacity deficiency, owing to non-complete combustion of fuel heat loss increases, ignition temperature is made to reduce.
Under same design, this utility model also provides for a kind of hot water apparatus, and it includes housing, the above-mentioned side being placed in housing
The self adaptation premixing combustion apparatus of the thermocouple induction according to any one of case and preferred version thereof.
This utility model is produced beneficial effect compared with background technology:
Useful employing technique scheme, it can control combustion with perception when the situation of burning in time by thermocouple temperature measurement
The ratio of gas and air, makes combustion gas burn completely, have simultaneously durable in use, heat transfer rate is high, energy-conserving and environment-protective, safe and reliable excellent
Point, solves the bad phenomenon such as burning abnormal sound, harmful smoke discharge capacity height simultaneously, and therefore it is a kind of in technical, economy
The product the most superior with practicality.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the self adaptation premixing combustion apparatus of thermocouple induction in one embodiment of this utility model
Figure；
Fig. 2 is thermocouple inspection in the self adaptation premixing combustion apparatus of thermocouple induction in one embodiment of this utility model
Slowdown monitoring circuit figure；
Fig. 3 is the system principle of the self adaptation premixing combustion apparatus of thermocouple induction in one embodiment of this utility model
Figure.
[detailed description of the invention]
Of the present utility model embodiment is described below in detail, and described embodiment example is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.
In description of the present utility model, it should be noted that for the noun of locality, if any term " " center ", " laterally ",
" longitudinally ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ",
The indicating position such as " end ", " interior ", " outward ", " clockwise ", " counterclockwise " and position relationship are based on orientation shown in the drawings or position
Put relation, be for only for ease of narration this utility model and simplify description rather than instruction or the device of hint indication or element
Must have specific orientation, with particular orientation structure and operation, it is impossible to be interpreted as limiting concrete protection model of the present utility model
Enclose.
Additionally, be only used for describing purpose if any term " first ", " second ", and it is not intended that indicate or imply relatively heavy
The property wanted or the implicit quantity indicating technical characteristic.Thus, define " first ", " second " feature can be expressed or imply and include
One or more this feature, in this utility model describes, " at least " is meant that one or more, unless otherwise bright
The most concrete restriction.
In this utility model, except as otherwise clear stipulaties and restriction, " assemble " if any term, " being connected ", " connection " term
Should go to understand as broad sense, connect for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected；It can also be machine
Tool connects；Can be to be joined directly together, it is also possible to be to be connected by intermediary, can be that two element internals are connected.For
For those of ordinary skill in the art, above-mentioned term specifically containing in this utility model can be understood as the case may be
Justice.
In utility model, unless otherwise prescribed and limit, fisrt feature second feature it " on " or D score permissible
Directly contact including the first and second features, it is also possible to include that fisrt feature is not directly to contact with second feature but by it
Other characterisation contact between.And, fisrt feature second feature " on ", " under " and " above " include fisrt feature
Directly over second feature and oblique upper, or it it is only the height representing fisrt feature level height higher than second feature.First
Feature second feature " on ", " under " and " below " include fisrt feature immediately below second feature or obliquely downward, or only
Only represent that fisrt feature level height is less than second feature.
Below in conjunction with the accompanying drawing of description, by detailed description of the invention of the present utility model is further described, make
The technical solution of the utility model and beneficial effect thereof are clearer, clear and definite.Describing embodiment below with reference to accompanying drawing is to show
Example, it is intended to explain this utility model, and it is not intended that to restriction of the present utility model.
Refer to shown in Fig. 1-3, its embodiment preferably provided for this utility model, it include heat exchanger 1,
Thermocouple body 2, burner 3, blower fan 4, control circuit 5, gas ratio valve 6, blast pipe 7, Venturi tube 8, thermocouple detection electricity
Road 9 and Gas Pipe 10；The fluid cavity stacking that described heat exchanger 1 is communicated by multiple tabulars forms, and forms tubbiness in described heat exchanger 1
Combustion space, burner fills 2 and is located in described combustion space；The air outlet of described burner 1 connecting fan 4, described combustion gas
Proportioning valve 6 is connected in Gas Pipe 10, described gas ratio valve 6, blower fan 4, control circuit 5, thermocouple testing circuit 9 and described
Thermocouple body 2 electrically connects；In described thermocouple body 2 one end extends to described combustion space and be installed in an end housing of combustion space
On body.The air inlet of described blower fan 4 is provided with blast pipe, is provided with Venturi tube 8 in blast pipe, the gas outlet of Gas Pipe 10 with
Venturi tube 8 connects.
In this specific embodiment, thermocouple testing circuit 2 includes first order amplifying circuit and second level amplifying circuit；Described
The input of first order amplifying circuit connects described thermocouple body, and the outfan of second level amplifying circuit connects MCU control unit
To provide the variable signal of temperature；Described first order amplifying circuit includes operational amplifier OP1, the negative sense of operational amplifier OP1
Holding and connect described thermocouple body by resistance R1, operational amplifier OP1 forward end passes through resistance R4 reference voltage end, operation amplifier
The outfan of device OP1 connects filter capacitor C1, is provided with resistance R2 between operational amplifier OP1 outfan and negative input,
To form negative feedback；
The negative end of the operational amplifier OP2 of described second level amplifying circuit connects resistance R6；Its forward end connects resistance
The outfan that R5, resistance R6 connect resistance R3, operational amplifier OP2 to outfan connects filter capacitor C2.
Described control circuit 5 includes that MCU control unit, gas ratio valve 6 regulate output circuit, gas ratio valve 6
Feedback circuit, gas ratio valve 6 regulate the input of output circuit, gas ratio valve 6 feedback circuit outfan respectively with
MCU control unit electrically connects, and gas ratio valve 6 regulates the outfan of output circuit, the input of gas ratio valve 6 feedback circuit
End electrically connects with gas ratio valve 6 respectively.Control circuit 9 carries out temperature control by the ratio controlling combustion gas and air, the temperature of flame
Degree becomes certain functional relationship with excess air coefficient α.When α is more than 1, ignition temperature reduces along with the increase of α, superfluous
Air absorbs a part of heat, adds the loss of smoke evacuation, serves the effect of cooling.When α is less than 1, i.e. air capacity is not
During foot, owing to non-complete combustion of fuel heat loss increases, ignition temperature is made to reduce.
Described control circuit 5 also includes blower fan 4 speed governing output control circuit, blower fan 4 speed feedback circuit, and blower fan 4 is adjusted
The speed input of output control circuit, the outfan of blower fan 4 speed feedback circuit electrically connect with MCU control unit respectively, wind
The outfan of machine 4 speed governing output control circuit, the input of blower fan 4 speed feedback circuit electrically connect with blower fan 4 respectively.
Summary content and combine all accompanying drawings, this utility model also provides for a kind of hot water apparatus, and it includes housing,
Setting the self adaptation premixing combustion apparatus of thermocouple induction in housing, it can work as the situation of burning by thermocouple temperature measurement with perception,
Control in time the ratio of combustion gas and air, make combustion gas burn completely, have simultaneously durable in use, heat transfer rate is high, energy-conserving and environment-protective, peace
Full advantage reliably, solves the bad phenomenon such as burning abnormal sound, harmful smoke discharge capacity height simultaneously, and therefore it is a kind of in technology
The product that property, economy and practicality are the most superior.
In the description of description, reference term " unification an embodiment ", " preferably ", " example ", " concrete example " or
The description of " some examples " etc. means to combine this embodiment or specific features, structure, material or the feature of example description, comprises
In at least one embodiment of the present utility model or example, the schematic representation for above-mentioned term differs in this manual
Surely identical embodiment or example are referred to.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example combine in a suitable manner.
By above-mentioned structure and the description of principle, person of ordinary skill in the field should be appreciated that this utility model
It is not limited to above-mentioned detailed description of the invention, on the basis of this utility model, uses the improvement of techniques well known and substitute all
Fall at protection domain of the present utility model, should be limited it by each claim.
Claims (7)
1. the self adaptation premixing combustion apparatus of a thermocouple induction, it is characterised in that: it include heat exchanger, burner, blower fan,
Gas ratio valve, thermocouple body, Gas Pipe, thermocouple testing circuit and control circuit；Described heat exchanger is communicated by multiple tabulars
Fluid cavity stacking composition, form the combustion space of tubbiness in described heat exchanger, burner is installed in described combustion space；Institute
Stating the air outlet of burner connecting fan, described gas ratio valve is connected in Gas Pipe, described gas ratio valve, blower fan, control
Circuit processed, thermocouple testing circuit and the electrical connection of described thermocouple body；Described thermocouple body one end extends to described combustion space
In and be installed in an end housing of combustion space.
2. according to the self adaptation premixing combustion apparatus of the thermocouple induction described in claim 1, it is characterised in that: described thermoelectricity
Even testing circuit includes first order amplifying circuit and second level amplifying circuit；The input of described first order amplifying circuit connects institute
Stating thermocouple body, the outfan of second level amplifying circuit connects MCU control unit to provide the variable signal of temperature；Described first
Level amplifying circuit includes operational amplifier OP1, and the negative end of operational amplifier OP1 connects described thermocouple body by resistance R1,
Operational amplifier OP1 forward end passes through resistance R4 reference voltage end, and the outfan of operational amplifier OP1 connects filter capacitor C1,
It is provided with resistance R2, to form negative feedback between operational amplifier OP1 outfan and negative input；
The negative end of the operational amplifier OP2 of described second level amplifying circuit connects resistance R6；Its forward end connects resistance R5, electricity
The outfan that resistance R6 connects resistance R3, operational amplifier OP2 to outfan connects filter capacitor C2.
3. according to the self adaptation premixing combustion apparatus of the thermocouple induction described in claim 1 or 2, it is characterised in that: described
Control circuit include MCU control unit, gas proportion valve regulation output circuit, gas ratio valve feedback circuit, combustion gas ratio
The input of example valve regulation output circuit, the outfan of gas ratio valve feedback circuit electrically connect with MCU control unit respectively,
The outfan of gas proportion valve regulation output circuit, gas ratio valve feedback circuit input respectively with gas ratio valve Electricity Federation
Connect.
4. according to the self adaptation premixing combustion apparatus of the thermocouple induction described in claim 3, it is characterised in that: described control
Circuit processed also includes fan speed regulation output control circuit, rotation speed of fan feedback circuit, the input of fan speed regulation output control circuit
End, the outfan of rotation speed of fan feedback circuit electrically connect with MCU control unit respectively, fan speed regulation output control circuit defeated
Go out end, the input of rotation speed of fan feedback circuit electrically connects with blower fan respectively.
5., according to the self adaptation premixing combustion apparatus of the thermocouple induction described in any one in claim 1,2 and 4, it is special
Levy and be: the air inlet of described blower fan is provided with blast pipe, in blast pipe, be provided with Venturi tube, the gas outlet of Gas Pipe and literary composition
Venturi connects.
The self adaptation premixing combustion apparatus of thermocouple induction the most according to claim 5, it is characterised in that: described control electricity
Road carries out temperature control by the ratio controlling combustion gas and air, the temperature of flame and excess air coefficient α formation function proportionate relationship；
When α is more than 1, ignition temperature reduces along with the increase of α, and superfluous air absorbs partial heat, adds the damage of smoke evacuation
Lose, serve the effect of cooling；When α is less than 1, i.e. during air capacity deficiency, owing to non-complete combustion of fuel heat loss increases,
Ignition temperature is made to reduce.
7. a hot water apparatus, it is characterised in that: it includes housing, described in any one of claim 1-6 being placed in housing
The self adaptation premixing combustion apparatus of thermocouple induction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620019589.4U CN205481688U (en) | 2016-01-06 | 2016-01-06 | Burner and hot water system are mixed in advance to self -adaptation of thermocouple response |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620019589.4U CN205481688U (en) | 2016-01-06 | 2016-01-06 | Burner and hot water system are mixed in advance to self -adaptation of thermocouple response |
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| Publication Number | Publication Date |
|---|---|
| CN205481688U true CN205481688U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620019589.4U Active CN205481688U (en) | 2016-01-06 | 2016-01-06 | Burner and hot water system are mixed in advance to self -adaptation of thermocouple response |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509299A (en) * | 2016-01-06 | 2016-04-20 | 胡桂林 | Thermocouple-induced self-adaptation premixed combustion device and water heater |
| CN110307651A (en) * | 2019-06-04 | 2019-10-08 | 广东万和新电气股份有限公司 | The control method and control system of gas heater |
-
2016
- 2016-01-06 CN CN201620019589.4U patent/CN205481688U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509299A (en) * | 2016-01-06 | 2016-04-20 | 胡桂林 | Thermocouple-induced self-adaptation premixed combustion device and water heater |
| CN110307651A (en) * | 2019-06-04 | 2019-10-08 | 广东万和新电气股份有限公司 | The control method and control system of gas heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170216 Address after: 528000 Guangdong Province, Foshan city Shunde District Leliu Street Fuan Industrial Zone No. 27-7 block three building three Patentee after: Foshan city Walker mop Electric Co. Ltd. Address before: Lecong Town, Shunde District of Guangdong Province, 528000 Li Zhong Lu San Jie, Foshan City No. 1 Lane two Patentee before: Hu Guilin |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20220125 Address after: 528000 one of building 3, plot 27-7, Fu'an Industrial Zone, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee after: FOSHAN SHENZHOU OUCHENG THERMAL ENERGY TECHNOLOGY CO.,LTD. Address before: 528000 building 3, plot 27-7, Fu'an Industrial Zone, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN WOKMANSHIP ELECTRIC CO.,LTD. |
|
| TR01 | Transfer of patent right |