CN209558374U - A kind of flow control system for burner - Google Patents
A kind of flow control system for burner Download PDFInfo
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- CN209558374U CN209558374U CN201821958877.1U CN201821958877U CN209558374U CN 209558374 U CN209558374 U CN 209558374U CN 201821958877 U CN201821958877 U CN 201821958877U CN 209558374 U CN209558374 U CN 209558374U
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- flow control
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Abstract
The utility model provides a kind of flow control system for burner, comprising: controller, and the first proportion adjustment valve, the second proportion adjustment valve, air flow sensor, gas flow sensor that connect with the controller；The first proportion adjustment valve is set to the air pipe line of burner, for adjusting the opening value of the air pipe line；The second proportion adjustment valve is set to the fuel gas pipeline of the burner, for adjusting the opening value of the fuel gas pipeline；The air flow sensor is set to the air pipe line, for monitoring the flow value of the air pipe line；The gas flow sensor is set to the fuel gas pipeline, for monitoring the flow value of the fuel gas pipeline.The utility model is able to detect the flow value of air pipe line and fuel gas pipeline, respective flow is adjusted using the first proportion adjustment valve and the second proportion adjustment valve, to reach reasonable combustion gas, AIR Proportional, thus to realize that being precisely controlled for flow provides hardware foundation.
Description
Technical field
The utility model relates to technical field of electric control, in particular to a kind of flow control system for burner.
Background technique
With the fast development of science and technology, various electronic products have become the necessity of people's life.But producing these
During product, can generate largely be harmful to the human body, strong carcinogenic organic exhaust gas, so people to the purification of organic exhaust gas at
Reason is paid high attention to.
The method of processing organic exhaust gas has much at present, and Production by Catalytic Combustion Process is exactly one of relatively more efficient processing side
Method, and the electric control system of burner is an important link in Production by Catalytic Combustion Process.The burning of mainstream at present
Device electric control system, it is not high to the control precision of combustion gas, it is insufficient to the security monitoring of burning, in terms of economy and safety
There are many deficiencies.
Therefore, how a kind of flow control system for burner is provided, can be realized being precisely controlled for flow, is this
Field technical staff technical problem urgently to be resolved.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of flow control system for burner, Neng Goushi
Existing flow is precisely controlled.Its concrete scheme is as follows:
A kind of flow control system for burner, comprising: controller, and the first ratio being connect with the controller
Control valve, the second proportion adjustment valve, air flow sensor, gas flow sensor；
The first proportion adjustment valve is set to the air pipe line of burner, for adjusting the aperture of the air pipe line
Value；
The second proportion adjustment valve is set to the fuel gas pipeline of the burner, for adjusting the fuel gas pipeline
Opening value；
The air flow sensor is set to the air pipe line, for monitoring the flow value of the air pipe line；
The gas flow sensor is set to the fuel gas pipeline, for monitoring the flow value of the fuel gas pipeline.
Preferably,
The air pipe line and the fuel gas pipeline are connected to combustion chamber；
The combustion chamber is equipped with the spark plug connecting with the controller.
Preferably,
The combustion chamber is equipped with the flame sensor connecting with the controller.
Preferably,
The flame sensor is ultraviolet ray detection instrument.
Preferably,
The combustion chamber is equipped with the temperature sensor connecting with the controller；
The temperature sensor is used to detect the real time temperature of the combustion chamber.
Preferably,
The temperature sensor is thermocouple temperature sensor.
Preferably,
The combustion gas leak finder connecting with the controller is equipped on the outside of the fuel gas pipeline；
It is additionally provided with warning device connected to the controller.
Preferably,
Further include: the communication device being connect with the controller.
Preferably,
Further include: human-computer interaction module；
The human-computer interaction module, comprising: input unit, display device.
Preferably,
The human-computer interaction module is touching display screen.
The utility model provides a kind of flow control system for burner, comprising: controller, and with the controller
The first proportion adjustment valve, the second proportion adjustment valve, air flow sensor, gas flow sensor of connection；Described
One proportion adjustment valve is set to the air pipe line of burner, for adjusting the opening value of the air pipe line；Second ratio
Example control valve is set to the fuel gas pipeline of the burner, for adjusting the opening value of the fuel gas pipeline；The air stream
Quantity sensor is set to the air pipe line, for monitoring the flow value of the air pipe line；The gas flow sensor is set
It is placed in the fuel gas pipeline, for monitoring the flow value of the fuel gas pipeline.The utility model is able to detect air pipe line and combustion
The flow value of air pipe adjusts respective flow using the first proportion adjustment valve and the adjusting of the second proportion adjustment valve, with
Reach reasonable combustion gas, AIR Proportional, thus to realize that being precisely controlled for flow provides hardware foundation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of flow control system for burner provided by a kind of specific embodiment of the utility model
Composed structure schematic diagram；
Fig. 2 is a kind of flow control system for burner provided by a kind of specific embodiment of the utility model
Implementation diagram；
Fig. 3 is a kind of flow control system for burner provided by a kind of specific embodiment of the utility model
Prolongation structure schematic diagram；
Fig. 4 is a kind of flow control system for burner provided by a kind of specific embodiment of the utility model
Interactive structure schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 are please referred to, Fig. 1 is that one kind provided by a kind of specific embodiment of the utility model is used for
The composed structure schematic diagram of the flow control system of burner；Fig. 2 is provided by a kind of specific embodiment of the utility model
A kind of implementation diagram of the flow control system for burner；Fig. 3 is mentioned by a kind of specific embodiment of the utility model
A kind of prolongation structure schematic diagram of the flow control system for burner supplied；Fig. 4 is a kind of specific implementation of the utility model
A kind of interactive structure schematic diagram of the flow control system for burner provided by mode.
In a kind of specific embodiment of the utility model, the utility model embodiment provides a kind of for burner
Flow control system 100, comprising: controller 110, and the first proportion adjustment valve 120, second ratio being connect with the controller
Example control valve 130, air flow sensor 140, gas flow sensor 150；The first proportion adjustment valve 120 is arranged
In the air pipe line of burner, for adjusting the opening value of the air pipe line；The second proportion adjustment valve 130 is set to
The fuel gas pipeline of the burner, for adjusting the opening value of the fuel gas pipeline；The air flow sensor 140 is set to
The air pipe line, for monitoring the flow value of the air pipe line；The gas flow sensor 150 is set to the combustion gas
Pipeline, for monitoring the flow value of the fuel gas pipeline.
Specifically, the first proportion adjustment valve 120 can be realized using solenoid valve and ratiomotor, can be by the first electricity
Magnet valve is set to air pipe line, for controlling the on-off of air pipe line, and opening for the first solenoid valve is controlled using ratiomotor
Angle value, the adjustable amplitude of the ratiomotor of different size is different, such as in one embodiment, ratiomotor every time may be used
To adjust the opening value of the first solenoid valve 5%, that is to say, that from closing to unlatching, 5% folding amplitude can be adjusted every time,
So as to adjust the air flow rate of air pipe line；For the second proportion adjustment valve 130, it can use and the first ratio
The same mode of control valve 120, which is not described herein again.
For controller 110, PLC controller 110 can be used, Programmable Logic Controller is referred to as
PLC is a kind of programmable logic controller (PLC) 110, and using a kind of programmable memory, storage executes logic fortune inside it
The instruction of the operations such as calculation, sequential control, timing, counting and arithmetical operation is controlled by digital or analog input and output
Make various types of mechanical equipments or production process.
Further, in order to enable the combustion gas in combustion chamber can be lighted smoothly, can by the air pipe line with it is described
Fuel gas pipeline is connected to combustion chamber；The combustion chamber is equipped with the spark plug 160 connecting with the controller 110.When needing to light a fire
When, it can use the first proportion adjustment valve 120, the second proportion adjustment valve 130 gives air pipe line and fuel gas pipeline one
Opening value, so that combustion gas and air mix in combustion chamber, controller 110 controls spark plug 160 and strikes sparks, to ignite.Certainly,
For the supply of combustion gas, special pilot line can also be used, that is to say, that the setting mother smaller than the diameter of fuel gas pipeline
Fire tube road supplies combustion gas dedicated for igniting.The switch of pilot line uses master fire solenoid valve 170 under control of the controller 110
It is controlled.
Further, it for the burning real-time condition in detection cavity, can be equipped with and the control in the combustion chamber
The flame sensor that device 110 connects.Why individual flame sensor is used, is because just having been finished in combustion chamber burning
When, the temperature in combustion chamber is also relatively high, can not judge to whether there is burned flame using the method for discrimination of temperature.And
When fuel gas buring, the ultraviolet light in flame spectrum is that a kind of optical fiber for being different from other high temp objects such as infrared ray therefore can
To be ultraviolet ray detection instrument by the flame sensor preferably.
It is worth noting that in order to enable combustion chamber can play one's part to the full, enable waste in combustion chamber
Burning completely, can detect and control the temperature in combustion chamber.That is it can be equipped with and institute in the combustion chamber
State the temperature sensor 180 of the connection of controller 110；The temperature sensor 180 is used to detect the real-time temperature of the combustion chamber
Degree.When the received real time temperature of controller 110 is less than the temperature of setting, the first proportion adjustment valve 120 and the can control
The opening value of two proportion adjustment valves 130, and then more combustion gas and air are provided, improve the real time temperature of combustion chamber.Work as control
When the received real time temperature of device 110 processed is greater than the temperature of setting, the first proportion adjustment valve 120 and the second ratio tune can control
The opening value of section valve 130 becomes smaller, and then reduces the offer of combustion gas and air, reduces the real time temperature of combustion chamber.
In real-time measurement temperature, thermocouple temperature sensor 180 can be set by the temperature sensor 180.Heat
Galvanic couple (thermocouple) is common temperature element in temperature measuring instrument, it directly measures temperature, and temperature signal
It is converted into thermo-electromotive force signal, the temperature of measured medium is converted by electric meter (secondary meter).When there are two types of different
Conductor or semiconductor A and B form a circuit, when both ends are connected with each other, as long as the temperature at two nodes is different, and one end temperature
For T, referred to as working end or hot end, other end temperature is T0, referred to as free end (also referred to as reference end) or cold end, will be generated in circuit
One electromotive force, the direction of the electromotive force and size are related with the temperature of the material of conductor and two contacts.This phenomenon is known as " heat
The circuit of electrical effect ", two kinds of conductors composition is known as " thermocouple ", both conductors are known as " thermode ", and the electromotive force of generation is then
Referred to as " thermo-electromotive force ".Thermocouple temperature sensor 180 is made of the principle of " pyroelectric effect ".
It, can also be on the outside of the fuel gas pipeline in present embodiment on the basis of above-mentioned specific embodiment
Equipped with the combustion gas leak finder 190 being connect with the controller 110；It is additionally provided with the warning device connecting with controller 110.
That is when combustion gas leak finder 190 detects combustion gas, controller 110 timely receives control signal, and starts report
Alarm device.Certainly, combustion gas leak finder 190 can also be measured the gas concentration value of leakage, when the combustion gas of leakage is dense
When angle value reaches preset concentration value, not only to start warning device, such as buzzer or LED light etc., controller 110 also want and
When close master fire solenoid valve 170, the first proportion adjustment valve 120, the second proportion adjustment valve 130, in order to avoid cause bigger
Loss.
Further, the communication device 210 connecting with the controller 110 can also be set.The communication device 210 can be with
It is communicatively coupled with cloud server, when burner stops working suddenly, flame sensor detects and signal is passed through controller
110, controller 110 transmits signal to cloud server.Cloud server will be put out by data acquisition and wireless transmitter module
Fiery signal data upload server, and by short message, the form of phone notifies responsible person, when fuel gas pipeline leaks
It waits, combustion gas leak finder 190 detects signal and transmitted signal to cloud server, cloud server by controller 110
By data acquisition and wireless transmitter module by gas leakage signal data upload server, and pass through short message, the form of phone
It notifies responsible person, in this way when unusual condition occurs in burner, can notify related personnel in time, reduce the hair of safety accident
It is raw, and historical data can be traced by server, the reason of noting abnormalities in time.
Further, human-computer interaction module 220 can also be connected on controller 110；The human-computer interaction module
220, comprising: input unit 221, display device 222.The human-computer interaction module 220 can be touching display screen.Human-computer interaction
Module 220 may be implemented being manually entered for operator, such as can control the first proportion adjustment valve by controller 110
120, the opening value of the second proportion adjustment valve 130, display device 222 can show the real-time streams of fuel gas pipeline, air pipe line
Magnitude etc..
Specifically when in use, when operator assigns ignition order, human-computer interaction module by human-computer interaction module 220
This demand is passed to controller 110 by 220, and controller 110 outputs signal to spark plug 160 by the calculating of internal processes, fire
Flower plug 160 starts to strike sparks, and at the same time, controller 110 is simultaneously emitted by signal to the first proportion adjustment valve 120 and female thermoelectricity magnetic
Valve 170, the first proportion adjustment valve 120 and master fire solenoid valve 170 open simultaneously, and the first proportion adjustment valve 120 opens valve
5 percent aperture, also air and combustion gas enter burner simultaneously for this, and inside mixed, and encounter and are striking sparks
Spark plug 160, mixed gas is ignited, and is lighted a fire successfully.Flame itself can issue ultraviolet light at this time, be detected by ultraviolet ray detection instrument
It arriving, ultraviolet ray detection instrument passes the signal detected back controller 110, after controller 110 receives the successful ignition signal passed back,
It opens the second proportion adjustment valve 130 and closes by master fire solenoid valve 170, main fire tube road is opened at this time, and pilot line is closed
It closes, so far burner enters working condition.
Controller 110 starts the preset temperature and temperature sensor 180 that crawl is arranged by human-computer interaction module 220 at this time
The temperature passed back, and the operation control of PID is done, then by the value of calculating, the first ratio adjusting valve is transmitted to by controller 110
Door 120, the valve opening angle of the first proportion adjustment valve 120 becomes larger, and the air mass flow of entrance also becomes larger, air mass flow sensing
Device 140 detects the flow that enters of air, and controller 110 does a large amount of operation in inside in real time, according to combustion gas completely burned
Golden ratio (can be empirically derived), calculate the flow value of combustion gas, be transmitted to the second proportion adjustment again by controller 110
The opening angle of valve 130, the second proportion adjustment valve 130 also becomes larger, and combustion gas stream magnitude starts to become larger, gas flow sensor
The combustion gas stream magnitude detected is passed through controller 110 by 150, and whether the value that controller 110 compares the value and calculating passed back matches,
Then the flow value for dynamically adjusting combustion gas again, achievees the purpose that be precisely controlled combusted proportion with this.
Temperature preset value and the first proportion adjustment valve 120, air flow sensor 140 during this, temperature sensor
180 constitute a closed loop, and gas flow calculating value and the second proportion adjustment valve 130, gas flow sensor 150 constitute one
Closed loop, the two closed loops form a big closed loop again and can effectively eliminate in this way when system is interfered, and
It can guarantee that the proportion of air and combustion gas is very accurate, burning is abundant altogether, can save many fuel.
The utility model provides a kind of flow control system for burner and is able to detect air pipe line and fuel gas pipeline
Flow value, adjusted using the first proportion adjustment valve 120 and the second proportion adjustment valve 130 to adjust respective flow, with
Reach reasonable combustion gas, AIR Proportional, thus to realize that being precisely controlled for flow provides hardware foundation.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
A kind of flow control system for burner provided by the utility model is described in detail above, this
It applies specific case in text to be expounded the principles of the present invention and embodiment, the explanation of above embodiments is
It is used to help understand the method and its core concept of the utility model；At the same time, for those skilled in the art, according to this
The thought of utility model, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification
It should not be construed as a limitation of the present invention.
The foregoing description of the disclosed embodiments makes those skilled in the art can be realized or use the utility model.
Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein
Reason can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, this is practical new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase
Consistent widest scope.
Claims (10)
1. a kind of flow control system for burner characterized by comprising controller, and connect with the controller
The first proportion adjustment valve, the second proportion adjustment valve, air flow sensor, gas flow sensor；
The first proportion adjustment valve is set to the air pipe line of burner, for adjusting the opening value of the air pipe line；
The second proportion adjustment valve is set to the fuel gas pipeline of the burner, for adjusting the aperture of the fuel gas pipeline
Value；
The air flow sensor is set to the air pipe line, for monitoring the flow value of the air pipe line；
The gas flow sensor is set to the fuel gas pipeline, for monitoring the flow value of the fuel gas pipeline.
2. flow control system according to claim 1, which is characterized in that
The air pipe line and the fuel gas pipeline are connected to combustion chamber；
The combustion chamber is equipped with the spark plug connecting with the controller.
3. flow control system according to claim 2, which is characterized in that
The combustion chamber is equipped with the flame sensor connecting with the controller.
4. flow control system according to claim 3, which is characterized in that
The flame sensor is ultraviolet ray detection instrument.
5. flow control system according to claim 2, which is characterized in that
The combustion chamber is equipped with the temperature sensor connecting with the controller；
The temperature sensor is used to detect the real time temperature of the combustion chamber.
6. flow control system according to claim 5, which is characterized in that
The temperature sensor is thermocouple temperature sensor.
7. flow control system according to any one of claims 1 to 6, which is characterized in that
The combustion gas leak finder connecting with the controller is equipped on the outside of the fuel gas pipeline；
It is additionally provided with warning device connected to the controller.
8. flow control system according to any one of claims 1 to 6, which is characterized in that
Further include: the communication device being connect with the controller.
9. flow control system according to any one of claims 1 to 6, which is characterized in that
Further include: human-computer interaction module；
The human-computer interaction module, comprising: input unit, display device.
10. flow control system according to claim 9, which is characterized in that
The human-computer interaction module is touching display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958877.1U CN209558374U (en) | 2018-11-26 | 2018-11-26 | A kind of flow control system for burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958877.1U CN209558374U (en) | 2018-11-26 | 2018-11-26 | A kind of flow control system for burner |
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| Publication Number | Publication Date |
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| CN209558374U true CN209558374U (en) | 2019-10-29 |
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ID=68299779
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| CN201821958877.1U Active CN209558374U (en) | 2018-11-26 | 2018-11-26 | A kind of flow control system for burner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032760A (en) * | 2020-09-09 | 2020-12-04 | 江苏丰东热技术有限公司 | Combustion control system, ignition method and heat treatment equipment |
| CN112264689A (en) * | 2020-09-09 | 2021-01-26 | 哈尔滨锅炉厂有限责任公司 | Built-in automatic temperature control device and control system for girth welding |
| CN113048493A (en) * | 2021-03-09 | 2021-06-29 | 北京京仪自动化装备技术有限公司 | Semiconductor waste gas treatment device and treatment method |
-
2018
- 2018-11-26 CN CN201821958877.1U patent/CN209558374U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032760A (en) * | 2020-09-09 | 2020-12-04 | 江苏丰东热技术有限公司 | Combustion control system, ignition method and heat treatment equipment |
| CN112264689A (en) * | 2020-09-09 | 2021-01-26 | 哈尔滨锅炉厂有限责任公司 | Built-in automatic temperature control device and control system for girth welding |
| CN113048493A (en) * | 2021-03-09 | 2021-06-29 | 北京京仪自动化装备技术有限公司 | Semiconductor waste gas treatment device and treatment method |
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