CN207006222U - A kind of flame detector cooling device - Google Patents
A kind of flame detector cooling device Download PDFInfo
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- CN207006222U CN207006222U CN201720315024.5U CN201720315024U CN207006222U CN 207006222 U CN207006222 U CN 207006222U CN 201720315024 U CN201720315024 U CN 201720315024U CN 207006222 U CN207006222 U CN 207006222U
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- cooling tube
- flame detector
- interior
- cooling
- optical fiber
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Abstract
The utility model discloses a kind of flame detector cooling device, including flame detector probe（1）, flame detector probe cooling wind air port（2）, outer cooling tube（3）, optical fiber（4）, interior cooling tube（5）, it is characterised in that：Described flame detector probe（1）It is arranged on outer cooling tube（3）It is interior；Described interior cooling tube（5）Suit is arranged on outer cooling tube（3）It is interior；Optical fiber（4）It is arranged on interior cooling tube（5）It is interior, optical fiber（4）One end and flame detector probe（1）Connection, the other end are connected with external system, flame detecting optical fiber protecting pipe are changed into double-deck cooling air channel by individual layer cooling air channel, solution optical fiber is fragile, flame-detecting probe easily blocks up the problems such as grey.
Description
Technical field
A kind of flame detector cooling device is the utility model is related to, belongs to boiler flame detection technique field.
Background technology
In firepower power production process, the effect of flame detector is through complete from boiler startup to oepration at full load
Process, for judge to be jealous of entirely in thorax or the foundation of unit burner flame/extinguish or have fire with without fire, equipment reliability of operation
The safe for operation and stability of unit is directly connected to the accuracy of detection.Since detecting system puts into operation, optical fiber has frequently occurred
Scaling loss, flame-detecting probe can't detect the failures such as flame because being blocked by ash, and the safe and stable operation of unit is caused sternly
Threaten again.By the way that flame detecting optical fiber protecting pipe is changed into double-deck cooling air channel by individual layer cooling air channel, solves optical fiber rapid wear
The easily stifled ash of bad, flame-detecting probe, greatly reduces field maintenance workload, reduces the problems such as overhaul of the equipments cost, ensure that
Unit safety stable operation.
Utility model content
The technical problems to be solved in the utility model is a kind of flame detector cooling device, by flame detecting optical fiber sheath
Pipe is changed to double-deck cooling air channel by individual layer cooling air channel, and solution optical fiber is fragile, flame-detecting probe easily blocks up the problems such as grey.
A kind of flame detector cooling device, including flame detector probe, flame detector probe cooling wind air port,
Outer cooling tube, optical fiber, interior cooling tube, outer cooling tube cooling wind inlet, inside and outside cooling tube ventilation hole slot ventilating opening, ventilation hole slot
Logical, outer cooling tube cooling wind air channel, outer cooling tube cooling air outlet, interior cooling tube cooling wind air channel, air vent, insulating layer, wind
Quantity regulating device, temperature element and adjuster, described flame detector probe are arranged in outer cooling tube；Described interior cooling
Pipe sleeve installing is put in outer cooling tube, interior cooling tube one end and flame detector probe cage connection；Optical fiber is arranged on interior cooling tube
Interior, optical fiber one end is connected with flame detector probe signal output interface, and the other end is connected with external system.
Flame detector probe cooling wind air port is provided with front of described outer cooling tube front end flame detector probe；
Outer cooling tube rear end is provided with outer cooling tube cooling wind inlet.
There is air vent by flame detector probe end in described interior cooling tube, the other end is provided with ventilation hole slot and led to, leads to
Air holes groove, which leads on the inside of inner cooling tube, inside and outside cooling tube ventilation hole slot ventilating opening, the light of interior cooling tube and flame detector probe
There is a dividing plate fine junction, there is outer cooling tube cooling air outlet on dividing plate.
Described insulating layer is arranged on fiber outer layer surrounding.
Described temperature element is arranged on interior cooling tube interior location, output signal and adjuster the input letter of temperature element
Number connection.
Described volume adjusting apparatus includes executing agency, valve, ventilation shaft, and volume adjusting apparatus passes through ventilation respectively
Pipeline leads to air inlet with outer cooling tube cooling wind inlet, ventilation hole slot and is connected.
Described executing agency's input signal is connected by connection with regulator output signal.
Described flame detector probe is installed by the fixed support being connected with outer cooling tube.
It is compared with the prior art, is changed by carrying out upgrading to conduit ventilating and cooling mode and flame-detecting probe installation site
Make, flame detector system runnability significantly improves, and is mainly manifested in following aspect：
1st, multi-faceted, comprehensive cooling is carried out to conduit and optical fiber using dual-cooled technology, cooling effect is obviously improved；
2nd, the temperature resistant grade of catheter proximal end head fused silica glass component is improved, reduces the knot of catheter proximal end fused silica glass
Burnt degree；
3rd, simpler convenience is safeguarded in conduit, optical fiber installation, reduces field maintenance workload；
4th, the service life of flame detecting optical fiber is extended, reduces operating cost；
5th, optical fiber under accidental conditions will not scaling loss, improve fire defector stability and equipment operation
Security.
6th, by installing temperature element in interior cooling tube, temperature in interior cooling tube is carried out dynamic regulation, ensure that cold
But effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
It is identified as in figure：1st, flame detector probe, 2, flame detector probe cooling wind air port, 3, outer cooling tube,
4th, optical fiber, 5, interior cooling tube, 6, outer cooling tube cooling wind inlet, 7, inside and outside cooling tube ventilation hole slot ventilating opening, 8, ventilation hole slot
It is logical, 9, outer cooling tube cooling wind air channel, 10, outer cooling tube cooling air outlet, 11, interior cooling tube cooling wind air channel, 12, ventilation
Hole, 13, insulating layer, 14, volume adjusting apparatus, 15, temperature element, 16, adjuster.
Embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with the accompanying drawings.
Shown in Figure 1, a kind of flame detector cooling device is cold by flame detector probe 1, flame detector probe
But wind air port 2, outer cooling tube 3, optical fiber 4, interior cooling tube 5, outer cooling tube cooling wind inlet 6, inside and outside cooling tube ventilation hole slot
Ventilating opening 7, ventilation hole slot lead to 8, outer cooling tube cooling wind air channel 9, outer cooling tube cooling air outlet 10, interior cooling tube cooling wind wind
Road 11, air vent 12, insulating layer 13, volume adjusting apparatus 14, temperature element 15 and adjuster 16 form, flame detector probe
1 is arranged in outer cooling tube 3；The interior suit of cooling tube 5 is arranged on outer cooling tube 3, interior one end of cooling tube 5 and flame detector probe
1 cage connection；Optical fiber 4 is arranged in interior cooling tube 5, and the one end of optical fiber 4 is connected with the signal output interface of flame detector probe 1,
The other end is connected with external system.
The further outer front of 3 front end flame detector probe of cooling tube 1 is provided with flame detector probe cooling wind
Air port 2, it is ensured that cold wind surrounds whole flame detector probe 1, to ensure equipment long-term operation；The outer rear end of cooling tube 3
It is provided with outer cooling tube cooling wind inlet 6, it is ensured that cooling wind energy is enough normally entered inside cooling tube.
There is air vent 12 by the one end of flame detector probe 1 in cooling tube 5 in further, ensure that cooling wind can be direct
It is by convection into burner hearth, the other end is provided with ventilation hole slot logical 8, it is ensured that cooling wind enters interior cooling tube from ventilation hole slot logical 8
5, ventilation hole slot, which leads on the inside of 8 inner cooling tubes 5, inside and outside cooling tube ventilation hole slot ventilating opening 7, cooling tube air vent inside and outside setting
Groove ventilating opening 7, it is ensured that cooling wind enters interior cooling tube 5, interior cooling tube 5 by inside and outside cooling tube ventilation hole slot ventilating opening 7
There is a dividing plate with the junction of optical fiber 4 of flame detector probe 1, further high temperature can be avoided to be applied directly to using dividing plate
Optical fiber 4, there is outer cooling tube cooling air outlet 10 on dividing plate, perforate on dividing plate, it is ensured that cooling wind flows into stove from outer cooling tube 3
Thorax.
Further insulating layer 13 is arranged on the outer layer surrounding of optical fiber 4, by setting insulating layer 13, uses resistant to elevated temperatures insulation
Layer, it can be ensured that optical fiber can be incubated well, reduce further optical fiber appearance ambient temperature.
Further temperature element 15 is arranged on the interior interior location of cooling tube 5, the output signal of temperature element 15 and regulation
The input signal of device 16 connects.Carried out by setting temperature element 15 to measure the interior internal temperature of cooling tube 5, then by adjuster
Closed loop is adjusted, output signal control signal, realizes that temperature dynamic is adjusted.
Further volume adjusting apparatus 14 includes executing agency, valve, ventilation shaft, and volume adjusting apparatus 14 leads to respectively
Cross ventilation shaft to be connected with outer cooling tube cooling wind inlet 6, logical 8 air inlets of ventilation hole slot, pass through volume adjusting apparatus, Ke Yishi
Now cool down the regulation of wind air quantity.
Further executing agency's input signal is connected by connection with the output signal of adjuster 16, by adjuster 16
Output signal is input to executing agency, so as to drive valve to realize that air quantity is adjusted.
Further flame detector probe 1 is installed by the fixed support being connected with outer cooling tube 3, is consolidated by support
It is fixed, avoid the occurrence of flame detector probe 1 and loosen landing, add reliability.
During processing, fixed support is set in the outer inwall of cooling tube 3, interior cooling tube 5 is fixed by fixed support, kept away
Exempt to loosen and slide.
Laboratory, carry out according to the following steps：
The first step, the interior internal temperature of cooling tube 5 measured by temperature element 15；
Second step, when the temperature increases, the temperature control loop being made up of adjuster 16 and temperature element 15 then exports one
Executing agency of the individual Regulate signal to volume adjusting apparatus 14；
3rd step, executing agency's driving valve increase aperture of volume adjusting apparatus 14, and then increase cooling wind air quantity, it is real
Existing temperature dynamic regulation.
Described cooling wind is the boiler First air or Secondary Air not preheated.
It is compared with the prior art, is changed by carrying out upgrading to conduit ventilating and cooling mode and flame-detecting probe installation site
Make, flame detector system runnability significantly improves, and is mainly manifested in following aspect：
1st, multi-faceted, comprehensive cooling is carried out to conduit and optical fiber using dual-cooled technology, cooling effect is obviously improved；
2nd, the temperature resistant grade of catheter proximal end head fused silica glass component is improved, reduces the knot of catheter proximal end fused silica glass
Burnt degree；
3rd, simpler convenience is safeguarded in conduit, optical fiber installation, reduces field maintenance workload；
4th, the service life of flame detecting optical fiber is extended, reduces operating cost；
5th, optical fiber under accidental conditions will not scaling loss, improve fire defector stability and equipment operation
Security.
6th, by installing temperature element in interior cooling tube, temperature in interior cooling tube is carried out dynamic regulation, ensure that cold
But effect.
Claims (8)
1. a kind of flame detector cooling device, including flame detector probe（1）, flame detector probe cooling wind air port
（2）, outer cooling tube（3）, optical fiber（4）, interior cooling tube（5）, outer cooling tube cooling wind inlet（6）, inside and outside cooling tube ventilation hole slot
Ventilating opening（7）, ventilation hole slot lead to（8）, outer cooling tube cooling wind air channel（9）, outer cooling tube cooling air outlet（10）, interior cooling tube
Cool down wind air channel（11）, air vent（12）, insulating layer（13）, volume adjusting apparatus（14）, temperature element（15）And adjuster
（16）, it is characterised in that：Described flame detector probe（1）It is arranged on outer cooling tube（3）It is interior；Described interior cooling tube（5）
Suit is arranged on outer cooling tube（3）, interior cooling tube（5）One end and flame detector probe（1）Cage connection；Optical fiber（4）Set
In interior cooling tube（5）It is interior, optical fiber（4）One end and flame detector probe（1）Signal output interface connects, and the other end is with outside
System connection.
A kind of 2. flame detector cooling device according to claim 1, it is characterised in that：Described outer cooling tube（3）
Front end flame detector probe（1）Front is provided with flame detector probe cooling wind air port（2）；Outer cooling tube（3）Rear end
It is provided with outer cooling tube cooling wind inlet（6）.
A kind of 3. flame detector cooling device according to claim 1, it is characterised in that：Described interior cooling tube（5）
It is interior to lean on flame detector probe（1）There is air vent at end（12）, the other end be provided with ventilation hole slot lead to（8）, ventilation hole slot lead to（8）Lean on
Interior cooling tube（5）There is inside and outside cooling tube ventilation hole slot ventilating opening inner side（7）, interior cooling tube（5）With flame detector probe（1）'s
Optical fiber（4）There is a dividing plate junction, there is outer cooling tube cooling air outlet on dividing plate（10）.
A kind of 4. flame detector cooling device according to claim 1, it is characterised in that：Described insulating layer（13）Peace
Mounted in optical fiber（4）Outer layer surrounding.
A kind of 5. flame detector cooling device according to claim 1, it is characterised in that：Described temperature element（15）
Installed in interior cooling tube（5）Interior location, temperature element（15）Output signal and adjuster（16）Input signal connects.
A kind of 6. flame detector cooling device according to claim 1, it is characterised in that：Described volume adjusting apparatus
（14）Including executing agency, valve, ventilation shaft, volume adjusting apparatus（14）Cooled down respectively by ventilation shaft and outer cooling tube
Wind inlet（6）, ventilation hole slot lead to（8）Air inlet connects.
A kind of 7. flame detector cooling device according to claim 6, it is characterised in that：Described executing agency's input
Signal passes through connection and adjuster（16）Output signal connects.
A kind of 8. flame detector cooling device according to claim 1,2 or 3, it is characterised in that：Described flame inspection
Survey device probe（1）By with outer cooling tube（3）The fixed support installation of connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720315024.5U CN207006222U (en) | 2017-03-29 | 2017-03-29 | A kind of flame detector cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720315024.5U CN207006222U (en) | 2017-03-29 | 2017-03-29 | A kind of flame detector cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207006222U true CN207006222U (en) | 2018-02-13 |
Family
ID=61429247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720315024.5U Active CN207006222U (en) | 2017-03-29 | 2017-03-29 | A kind of flame detector cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207006222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838976A (en) * | 2017-03-29 | 2017-06-13 | 贵州电网有限责任公司电力科学研究院 | A kind of flame detector cooling device and method |
-
2017
- 2017-03-29 CN CN201720315024.5U patent/CN207006222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838976A (en) * | 2017-03-29 | 2017-06-13 | 贵州电网有限责任公司电力科学研究院 | A kind of flame detector cooling device and method |
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