CN107632642A - Exhaust pipe heating system - Google Patents
Exhaust pipe heating system Download PDFInfo
- Publication number
- CN107632642A CN107632642A CN201711070291.1A CN201711070291A CN107632642A CN 107632642 A CN107632642 A CN 107632642A CN 201711070291 A CN201711070291 A CN 201711070291A CN 107632642 A CN107632642 A CN 107632642A
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- Prior art keywords
- heating
- lock unit
- exhaust pipe
- temperature
- heated
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 211
- 238000009413 insulation Methods 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The invention discloses a kind of exhaust pipe heating system, including：Heating tape, set along exhaust pipe to be heated；Heating power supply line, the heating power supply line electrically connect with the input of controlling switch, and the output end of the controlling switch electrically connects with the heating tape, and the control terminal of the controlling switch electrically connects with heating control circuit；The heating control circuit, for controlling the controlling switch to be turned on and off, to control the heating power supply line and the heating tape to be turned on or off, when the heating tape turns on the heating power supply line, the exhaust pipe to be heated is heated.The embodiments of the invention provide a kind of exhaust pipe heating system, solves the problems, such as the even temperature control of tail gas, avoid the heating medium such as water vapour, conduction oil, the system architecture is simple, cost is cheap, long lifespan, reliability are high, reduce element and the time that needs are safeguarded, also can normal use in the severe place of working environment.
Description
Technical field
The present embodiments relate to semicon industry, more particularly to a kind of exhaust pipe heating system.
Background technology
The high power heating control system of exhaust pipe process part is that one kind can substitute water, heat conduction in semicon industry
Oily, steam-heated high power heating control system.The present situation of pipeline heating at present, water removal, steam, the heating of heat conduction oil lagging are outer,
High power heating control system is also a blank, the process of many manufacturer production fluid products, is needed in long-distance transportation through pipeline
The technique such as heat, be incubated, and water, steam, conduction oil these heating media, it is necessary to equipped with boiler, heat exchanger, environmental protection, efficiency,
The problem of safeguarding perplexs production often.
The content of the invention
In view of this, the embodiments of the invention provide a kind of exhaust pipe heating system, solves the even temperature control of tail gas
Problem, the heating medium such as water vapour, conduction oil is avoided, the system architecture is simple, cost is cheap, long lifespan, reliability are high, subtracts
Lack element and the time that needs are safeguarded, also can normal use in the severe place of working environment.
The embodiments of the invention provide a kind of exhaust pipe heating system, including：
Heating tape, set along exhaust pipe to be heated；
Heating power supply line, the heating power supply line electrically connect with the input of controlling switch, the output of the controlling switch
End electrically connects with the heating tape, and the control terminal of the controlling switch electrically connects with heating control circuit；
The heating control circuit, for controlling the controlling switch to be turned on and off, to control the heating power supply line
It is turned on or off with the heating tape, when the heating tape turns on the heating power supply line, to the exhaust pipe to be heated
Heated.
Optionally, the exhaust pipe heating system also includes：The TEMP being arranged in the exhaust pipe to be heated
Device, electrically connected with the heating control circuit, for feeding back the temperature of the exhaust pipe to be heated to the heating control circuit
Degree.
Optionally, the heating control circuit is arranged in termination box, and the surface of the termination box is provided with temperature setting
Button and display screen；
The design temperature button is connected with the heating control circuit, for inputting the default heating-up temperature of setting；
The display screen is connected with the heating control circuit, for showing the temperature of the exhaust pipe to be heated.
Optionally, the exhaust pipe heating system also includes：Heat-insulation layer, the heat-insulation layer wrap up the offgas duct to be heated
Road, the heating tape are arranged in the heat-insulation layer.
Optionally, the exhaust pipe heating system also includes：
Electric source connecting box, it is arranged in the heat-insulation layer, the controlling switch is arranged in the electric source connecting box.
Optionally, the controlling switch includes：Solid-state relay, and electrothermal relay；
The output end of solid-state relay first electrically connects with the heating tape, the control terminal of the solid-state relay and institute
Heating control circuit electrical connection is stated, the second output end of the solid-state relay passes through the electrothermal relay and the heating power supply
Line electrically connects.
Optionally, the exhaust pipe heating system also includes：Filter cartridge, the filter cartridge are arranged in the heat-insulation layer,
And the first end of the filter cartridge is connected with the electric source connecting box, the second end of the filter cartridge is connected with the termination box,
And the filter cartridge carries out filtration treatment in the heating tape for the tail gas.
Optionally, the heating control circuit is temperature controller, the output end of the temperature controller and the solid-state relay
Control terminal electrically connects, for controlling opening or the closing of the solid-state relay, the input of the temperature controller and the temperature
Sensor electrical connection is spent, for sensing the temperature of the tail gas.
Optionally, the temperature controller also includes：
Start heating from lock unit, stop heating from lock unit, heating from lock unit, alarm from lock unit and prompting from
Lock unit；
The startup heating electrically connects from the input of lock unit with the temperature sensor, for when the tail to be heated
When the temperature of feed channel is less than the preset heating temperature, the heating is controlled to be connected from lock unit, while control the prompting
Connected from lock unit and prompt to heat, the heating starts output end of the heating from lock unit from the input of lock unit with described
Electrical connection, the prompting electrically connect from lock unit with the startup heating from the output end of lock unit；
The heating electrically connects from the output end of lock unit with the controlling switch, when the heating is connected from lock unit
When, control the controlling switch to open；
The stopping heating electrically connecting from the input of lock unit with the temperature sensor, for when the tail to be heated
The temperature of feed channel is more than described when determine heating-up temperature, controls the heating from lock unit disconnection, and control the alarm self-locking
Unit is connected, while is controlled the prompting to be connected from lock unit and prompted to stop heating, input of the heating from lock unit
Electrically connected with the stopping heating from the output end of lock unit, the alarm stops heating from lock unit from lock unit with described
Output end electrically connects, and the prompting electrically connects from lock unit with the stopping heating from the output end of lock unit；
The heating electrically connects from the output end of lock unit with the controlling switch, when the heating disconnects from lock unit
When, control the controlling switch to close.
Exhaust pipe heating system provided in an embodiment of the present invention, the opening of controlling switch is controlled by heating control circuit
Or close, to realize that between control heating tape and heating power supply line be conducting or disconnection, when heating tape and heating power supply
When being turned between line, the tail gas heating in exhaust pipe will be heated by heating tape, when heating tape and the interruption of heating power supply line
When opening, heating tape stops to the tail gas heating in heating exhaust pipe.It is middle compared with prior art to be added using water vapour, conduction oil etc.
Thermal medium, the system architecture is simple, cost is cheap, long lifespan, reliability are high, reduces element and time that needs are safeguarded,
The severe place of working environment also can normal use.
Brief description of the drawings
Fig. 1 is a kind of structural representation of exhaust pipe heating system provided in an embodiment of the present invention；
Fig. 2 is the structural representation of another exhaust pipe heating system provided in an embodiment of the present invention；
Fig. 3 is a kind of electrical schematic diagram of exhaust pipe heating system provided in an embodiment of the present invention.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Fig. 1 provides a kind of structural representation of exhaust pipe heating system for the embodiment of the present invention.Referring to Fig. 1, the tail gas
Pipeline heating system includes：Heating tape 1, set along exhaust pipe 2 to be heated；Heating power supply line 3, by controlling switch 4 with adding
The torrid zone 1 electrically connects, and the control terminal of controlling switch 4 electrically connects with heating control circuit 5, input and the heating electricity of controlling switch 4
Source line 3 electrically connects, and the output end of controlling switch 4 electrically connects with heating tape 1；Heating control circuit 5, for controlling controlling switch 4
It is turned on and off, it is right when heating tape 1 turns on heating power supply line 3 to control heating power supply line 3 to be turned on or off with heating tape 1
Exhaust pipe 2 to be heated is heated.
Exemplarily, heating tape material is divided into six layers from outside to inside, first layer：Tetrafluoroethene (PFA) sheath, the second layer：
Copper braiding layer, third layer：High temperature composite insulation layer, the 4th layer：Heater strip, layer 5 fire resistant glass fibre, high temperature are multiple
Close insulating barrier, layer 6：Bus.Characteristic：Heat resistance is good, and good heat conductivity, electrical property is reliable, rational in infrastructure.
Exhaust pipe heating system provided in an embodiment of the present invention, the opening of controlling switch is controlled by heating control circuit
Or close, to realize that between control heating tape and heating power supply line be conducting or disconnection, when heating tape and heating power supply
When being turned between line, the tail gas heating in exhaust pipe will be heated by heating tape, when heating tape and the interruption of heating power supply line
When opening, heating tape stops to the tail gas heating in heating exhaust pipe.Solve the problems, such as the even temperature control of tail gas, avoid water steaming
Vapour, conduction oil etc. heat medium, and the system architecture is simple, cost is cheap, long lifespan, reliability are high, reduces what needs were safeguarded
Element and time, also can normal use in the severe place of working environment.
Optionally, referring to Fig. 2, the temperature sensor 6 being arranged in exhaust pipe 2 to be heated, with the electricity of heating control circuit 5
Connection, for feeding back the temperature of exhaust pipe to be heated to heating control circuit.
Optionally, heating control circuit 5 is arranged in termination box 7, the surface of termination box be provided with temperature setting button and
Display screen；Design temperature button is connected with heating control circuit, for inputting the default heating-up temperature of setting；Display screen and heating
Control circuit 5 is connected, for showing the temperature of exhaust pipe 2 to be heated.It should be noted that when temperature sensor 6 detects
When the temperature of exhaust pipe 2 to be heated is less than default heating-up temperature, the exhaust pipe heating system is controlled by heating control circuit 5
Heating tape 1 processed converts electrical energy into heat energy.When temperature sensor 6 detects that the temperature of exhaust pipe 2 to be heated is more than default add
During hot temperature, the exhaust pipe heating system controls heating tape 1 to stop heating by heating control circuit 5.
Optionally, referring to Fig. 2, in addition to heat-insulation layer 8, heat-insulation layer 8 wraps up exhaust pipe 2 to be heated, and heating tape 1 is arranged at
In heat-insulation layer 8.
Optionally, also include referring to Fig. 2, the exhaust pipe heating system：Electric source connecting box 9, it is arranged in heat-insulation layer 8,
Controlling switch 4 is arranged in electric source connecting box 9.Electric source connecting box 9 is used for protection control switch 4.
Referring to Fig. 3, controlling switch 4 includes：Solid-state relay 401, and electrothermal relay KM1；The first of solid-state relay 401
Output end 4013 and 4014 electrically connects with heating tape 1, the control terminal 4011 and 4012 and heating control circuit of solid-state relay 401
5 electrical connections, the second output end 4015 and 4016 of solid-state relay 401 are electrically connected by electrothermal relay KM1 and heating power supply line 3
Connect.Specifically, two normally opened contacts of the output end 4015 and 4016 of solid-state relay 401 by electrothermal relay KM1, with heating
Power line 3 electrically connects.
Optionally, heating power supply line 3 includes live wire L and zero line N, and the output end 4015 of solid-state relay 401 can also lead to
Overcurrent fuse 402 electrically connects with the live wire L in heating power supply line 3.
Referring to Fig. 2, in addition to：Filter cartridge 10, filter cartridge 10 are arranged in heat-insulation layer 8, and the first end of filter cartridge 10 with
Electric source connecting box 9 is connected, and the second end of filter cartridge 10 is connected with termination box 7, and filtration treatment is carried out for tail gas.
It should be noted that the effect of filter cartridge includes：1st, by heating tape and the bluk recombination of heat-insulation layer one, notable energy-saving
Electricity；2nd, multiple security protection measure, varying environment is adapted to.3rd, after setting filter cartridge, surface can safe touch.
Optionally, referring to Fig. 3, heating control circuit 5 is temperature controller 501, the output end 5011 and 5012 of temperature controller 501 with
The control terminal 4011 and 4012 of solid-state relay 401 electrically connects, for controlling opening or the closing of solid-state relay 401, temperature
The input 5013 and 5014 of control device 501 electrically connects with temperature sensor 6, for sensing the temperature of tail gas.
Optionally, temperature controller 501 also includes：Startup heating is heated from lock unit 503, heating certainly from lock unit 502, stopping
Lock unit 504, alarm from lock unit 505 and are prompted from lock unit 506；
Start heating to electrically connect with temperature sensor from the input of lock unit, for when the temperature of exhaust pipe to be heated
During less than preset heating temperature, control heating is connected from lock unit, while controls prompting to be connected from lock unit and prompt to heat, and is added
Heat electrically connects from the input of lock unit with starting heating from the output end of lock unit, prompts from lock unit with starting heating self-locking
The output end electrical connection of unit；
Heat and electrically connected from the output end of lock unit with controlling switch, when heating is connected from lock unit, control control is opened
Close and open；
Stop heating electrically connecting with temperature sensor from the input of lock unit, for when the temperature of exhaust pipe to be heated
During more than determining heating-up temperature, control heating disconnects from lock unit, and controls alarm to be connected from lock unit, while controls prompting self-locking
Unit is connected and prompts to stop heating, and heats and is electrically connected from the input of lock unit with stopping heating from the output end of lock unit,
Alarm and electrically connected from lock unit with stopping heating from the output end of lock unit, prompted from lock unit with stopping heating from lock unit
Output end electrically connects；
Heat and electrically connected from the output end of lock unit with controlling switch, when heating disconnects from lock unit, control control is opened
Close.
Referring to Fig. 3, start heating includes the first auxiliary reclay KA1 and heater switch 5021 from lock unit 502, in first
Between relay KA1 include coil and at least one contact, heater switch 5021 is connected company with the first auxiliary reclay KA1 coil
Connect, heater switch 5021 is electrically connected by temperature controller 501 with temperature sensor 6.
Stopping heating including the second auxiliary reclay KA2 from lock unit 503 and stops heater switch 5031, among second after
Electrical equipment KA2 includes coil and at least one contact, stops heater switch 5031 and is connected with the second auxiliary reclay KA2 coil company
Connect, stop heater switch 5031 and electrically connected by temperature controller 501 with temperature sensor 6.
Heating includes first switch button 5041, the second auxiliary reclay KA2 normally-closed contact, first from lock unit 504
The coil of light-emitting device 5042 and electrothermal relay KM1, the auxiliary reclay KA2 of first switch button 5041 and second normally-closed contact
And first light-emitting device 5042 be connected in series, electrothermal relay KM1 coil is connected in parallel with the first light-emitting device 5042；
Alarming includes the second auxiliary reclay KA2 normally opened contact and the second light-emitting device 5051 from lock unit 505, and second
Auxiliary reclay KA2 normally opened contact is connected in series with the second light-emitting device 5051；
Prompt the normally opened contact from lock unit 506 including the first auxiliary reclay KA1, the second auxiliary reclay KA2 it is normal
Drive contact, second switch button 5061 and buzzer 5062, the first auxiliary reclay KA1 normally opened contact and second switch button
5061 and buzzer 5062 be connected in series, the second auxiliary reclay KA2 normally opened contact is normal with the first auxiliary reclay KA1's
Open contact shunt connection.
It is specifically, as follows referring to Fig. 3, the control process of the exhaust pipe heating system：
First switch button 5041 is opened, default heating-up temperature T1 is set by temperature setting button, is connected with temperature controller
Temperature sensor when detecting that the temperature of exhaust pipe to be heated is less than temperature T1, heater switch 5021 closes, and heats self-locking
Unit 504 is powered, and the first light-emitting device 5042 is lighted, while electrothermal relay KM1 coil electricity, electrothermal relay it is all normally opened
Contact closure, controlling switch 4 are opened, and heating power supply line 3 turns on heating tape 1, and heating tape 1 is that exhaust pipe 2 to be heated heats.
At the same time, prompt to be powered from lock unit 506, buzzer 5062 is blown a whistle, and prompting is begun to warm up.
When the temperature sensor of temperature controller connection detects that the temperature of exhaust pipe to be heated is more than temperature T1, heating is opened
Close 5021 to disconnect, the first auxiliary reclay KA1 coil blackout, the first auxiliary reclay KA1 all normally opened contacts disconnect, together
When stop heater switch 5031 close, the second auxiliary reclay KA2 coil electricity, the second auxiliary reclay KA2 it is all often
Contact closure is opened, heats the normally-closed contact opening from the second auxiliary reclay KA2 on lock unit 504, that KM1 coil breaks
The normally opened contact disconnection of electricity, then KM1.
Heating is powered off from lock unit 504, and the first light-emitting device 5042 is not lit, and controlling switch 4 is closed, heating power supply line
3 are not turned on heating tape 1, and heating tape 1 can not be that exhaust pipe 2 to be heated heats.At the same time, prompt logical from lock unit 506
Electricity, buzzer 5062 are blown a whistle, and prompt to stop heating.And alarm turns on from lock unit 505, the second light-emitting device 5051 is lighted.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust, be combined with each other and substitute without departing from protection scope of the present invention.Therefore, although by above example to this
Invention is described in further detail, but the present invention is not limited only to above example, is not departing from present inventive concept
In the case of, other more equivalent embodiments can also be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (9)
- A kind of 1. exhaust pipe heating system, it is characterised in that including：Heating tape, set along exhaust pipe to be heated；Heating power supply line, the heating power supply line electrically connect with the input of controlling switch, the output end of the controlling switch with The heating tape electrical connection, the control terminal of the controlling switch electrically connect with heating control circuit；The heating control circuit, for controlling the controlling switch to be turned on and off, to control the heating power supply line and institute State heating tape to be turned on or off, when the heating tape turns on the heating power supply line, the exhaust pipe to be heated is carried out Heating.
- 2. exhaust pipe heating system according to claim 1, it is characterised in that also include：The temperature sensor being arranged in the exhaust pipe to be heated, is electrically connected with the heating control circuit, for institute State the temperature that heating control circuit feeds back the exhaust pipe to be heated.
- 3. exhaust pipe heating system according to claim 2, it is characterised in that the heating control circuit is arranged on end Hold in box, the surface of the termination box is provided with temperature setting button and display screen；The design temperature button is connected with the heating control circuit, for inputting the default heating-up temperature of setting；The display screen is connected with the heating control circuit, for showing the temperature of the exhaust pipe to be heated.
- 4. exhaust pipe heating system according to claim 2, it is characterised in that also include：Heat-insulation layer, the heat-insulation layer The exhaust pipe to be heated is wrapped up, the heating tape is arranged in the heat-insulation layer.
- 5. exhaust pipe heating system according to claim 4, it is characterised in that also include：Electric source connecting box, it is arranged in the heat-insulation layer, the controlling switch is arranged in the electric source connecting box.
- 6. exhaust pipe heating system according to claim 5, it is characterised in thatThe controlling switch includes：Solid-state relay and electrothermal relay；The output end of solid-state relay first electrically connects with the heating tape, and the control terminal of the solid-state relay adds with described Thermal control circuit electrically connects, and the second output end of the solid-state relay passes through the electrothermal relay and heating power supply line electricity Connection.
- 7. exhaust pipe heating system according to claim 4, it is characterised in that also include：Filter cartridge, the filter cartridge are arranged in the heat-insulation layer, and the first end of the filter cartridge and the electric source connecting box Connection, the second end of the filter cartridge is connected with the termination box, and the filter cartridge is in the heating tape, for the tail Gas carries out filtration treatment.
- 8. exhaust pipe heating system according to claim 7, it is characterised in that the heating control circuit is temperature control Device, the output end of the temperature controller electrically connect with the control terminal of the solid-state relay, for controlling the solid-state relay Open or close, the input of the temperature controller electrically connects with the temperature sensor, for sensing the temperature of the tail gas.
- 9. according to claim 8 exhaust pipe heating system, it is characterised in that the temperature controller also includes：Startup heating is heated from lock unit, heating from lock unit from lock unit, stopping, being alarmed from lock unit and prompting self-locking list Member；The startup heating electrically connects from the input of lock unit with the temperature sensor, for when the offgas duct to be heated When the temperature in road is less than the preset heating temperature, the heating is controlled to be connected from lock unit, while control the prompting self-locking Unit is connected and prompts to heat, and the heating is electrically connected from the input of lock unit with the startup heating from the output end of lock unit Connect, the prompting electrically connects from lock unit with the startup heating from the output end of lock unit；The heating electrically connects from the output end of lock unit with the controlling switch, when the heating is connected from lock unit, control The controlling switch is made to open；The stopping heating electrically connecting from the input of lock unit with the temperature sensor, for when the offgas duct to be heated The temperature in road be more than it is described control the heating to be disconnected from lock unit when determine heating-up temperature, and control described alarm from lock unit Connect, while control the prompting to be connected from lock unit and prompt to stop heating, input and institute of the heating from lock unit State and stop output end electrical connection of the heating from lock unit, the alarm stops output of the heating from lock unit from lock unit with described End electrical connection, the prompting electrically connect from lock unit with the stopping heating from the output end of lock unit；The heating electrically connects from the output end of lock unit with the controlling switch, when the heating disconnects from lock unit, control The controlling switch is made to close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711070291.1A CN107632642A (en) | 2017-11-03 | 2017-11-03 | Exhaust pipe heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711070291.1A CN107632642A (en) | 2017-11-03 | 2017-11-03 | Exhaust pipe heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107632642A true CN107632642A (en) | 2018-01-26 |
Family
ID=61107169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711070291.1A Pending CN107632642A (en) | 2017-11-03 | 2017-11-03 | Exhaust pipe heating system |
Country Status (1)
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| CN (1) | CN107632642A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108754454A (en) * | 2018-05-07 | 2018-11-06 | 西安航空制动科技有限公司 | A kind of temperature control heating device and its application method of cleaning exhaust pipe tar |
| CN113324399A (en) * | 2021-02-23 | 2021-08-31 | 上海先进半导体制造有限公司 | Device and method for removing residual liquid in acid exhaust pipeline and acid exhaust system |
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Application publication date: 20180126 |