CN207945698U - A kind of flame detecting device - Google Patents
A kind of flame detecting device Download PDFInfo
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- CN207945698U CN207945698U CN201820118418.6U CN201820118418U CN207945698U CN 207945698 U CN207945698 U CN 207945698U CN 201820118418 U CN201820118418 U CN 201820118418U CN 207945698 U CN207945698 U CN 207945698U
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- sleeve
- detecting device
- nacelle
- probe
- valve
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Abstract
The utility model discloses a kind of flame detecting devices, including fire inspection nacelle, further include the first sleeve, second sleeve and pneumatic cut-off valve；The fire inspection nacelle, second sleeve, the gentle dynamic stop valve of the first sleeve sequentially coaxially seal connection；The inner wall of the second sleeve is equipped with annular stop platform, and monitoring glass is equipped between the end of the first sleeve and the limiting stand；Ultraviolet probe and video monitoring probe are installed, ultraviolet probe is connected with UV signal output cord by signal conversion module, and video monitoring probe is connected with vision signal output cord by signal conversion module in the fire inspection nacelle.The utility model cooperates two kinds of monitoring modes, monitor the combustion case of flame by monitoring glass using ultraviolet probe and video monitoring probe simultaneously, it need not manually be confirmed by live, not only ensure that the accuracy of fire defector, but also ensured the personal safety of worker.
Description
Technical field
The utility model belongs to industrial furnace and gasification furnace Technology of Key Equipments field, and in particular to a kind of fire defector dress
It sets.
Background technology
Flame detecting device is the important device of industrial furnace and gasification furnace, in stove igniting and increasing temperature and pressure stage monitoring fire
Flame combustion case, judging stove, whether successful ignition, increasing temperature and pressure are smooth, once burning is abnormal, do not reach design
It is required that can timely feedback to monitor terminal, operating personnel make corresponding measure according to actual conditions.Existing fire inspection is is only capable of pair
Single ultraviolet or infrared signal is detected, and needs manually to guard at the scene, and safety is poor, and monitoring strength range is narrow：Flame
When intensity is weaker, ultraviolet light, infrared ray etc. are unable to monitor flame, cause to judge misalignment, for accurate judgement, need staff
It is observed by manhole on industrial furnace, it is dangerous high, seriously jeopardize personal safety；Unreasonable structure：Conventional flame detectors
Structure design is unreasonable, and equipment is connected after being installed with furnace body, or can not be by the two when fire inspection equipment breaks down in stove
It is effectively isolated, fire inspection equipment is easy impaired when stove internal fault, and when fire inspection failure cannot be overhauled in time, seriously affected and set
The operation stability in standby service life and industrial furnace；Monitor glass rapid wear：Conventional video monitors, and can monitor weaker flame,
But monitoring glass is fragile, installation is extremely inconvenient, and causes maintenance cost higher.
Invention content
For the defects in the prior art and insufficient, the utility model provides a kind of flame detecting device, overcomes existing
The defect that flame detecting device detection is inaccurate, safety is poor.
In order to achieve the above objectives, the utility model takes the following technical solution：
A kind of flame detecting device, including fire inspection nacelle, further include the first sleeve, second sleeve and pneumatic cut-off valve；Institute
It states fire inspection nacelle, second sleeve, the gentle dynamic stop valve of the first sleeve and sequentially coaxially seals connection；The inner wall of the second sleeve is set
There is annular stop platform, and is equipped with monitoring glass between the end of the first sleeve and the limiting stand；In the fire inspection nacelle
Ultraviolet probe and video monitoring probe are installed, ultraviolet probe is connected with UV signal output cord by signal conversion module,
Video monitoring probe is connected with vision signal output cord by signal conversion module.
The utility model also has following distinguishing feature：
Optionally, the outer wall of first sleeve and the inner wall of second sleeve are connected by spiral；First sleeve
Side wall offers nitrogen inlet, and the side wall of second sleeve is equipped with pressure switch.
Optionally, the nitrogen inlet is equipped with nitrogen input pipe, and the end of nitrogen input pipe is equipped with screw thread.
Optionally, the end part seal of the fire inspection nacelle is covered with head cover, the UV signal output cord and video letter
Number output cord is fixedly mounted on the head cover of fire inspection nacelle.
Optionally, the UV signal output cord and vision signal output cord are connected to the interfaces DCS.
Optionally, the pneumatic cut-off valve lower flange of the pneumatic cut-off valve is fixedly connected with furnace body abutted flange, described
The pneumatic cut-off valve upper flange of pneumatic cut-off valve is fixedly connected with the first sleeve flange of the first sleeve lower end.
Optionally, the furnace body abutted flange is fixedly connected with the mounting flange on the furnace wall of furnace body.
Optionally, the second sleeve is bolted to connection fire inspection nacelle.
Optionally, the ultraviolet probe and video monitoring probe are located at same level.
Optionally, the pneumatic cut-off valve can be remotely controlled.
Compared with prior art, beneficial has the technical effect that the utility model：
(I) together with ultraviolet probe is effectively combined by the utility model with video monitoring probe, two kinds of monitoring mode associations
With work, while ultraviolet probe and video monitoring probe being utilized to monitor the combustion case of flame by monitoring glass, even if in fire
When flame intensity is weaker, can also by the combustion case of video monitoring probe monitors to flame, need not by it is live artificial come
Confirm fundamentally solve the problems, such as that detection is inaccurate, not only ensure that the accuracy of fire defector, but also ensured the people of worker
Body safety.
(II) flame detecting device of the utility model is equipped with pneumatic cut-off valve, and remote controlled pneumatic cut-off valve incite somebody to action this
Be effectively isolated between device and furnace body, in stove or the present apparatus break down when can with quick closedown pneumatic cut-off valve,
The two is thoroughly kept apart, is overhauled in time, traditional fire inspection is thoroughly solved and breaks down and can not examine when industrial furnace is run
The problem of repairing improves production efficiency and operation stability.
(III) the original direct compression type structure for monitoring glass is changed to spiral compression formula by the utility model, from basic
On change the monitoring glass unevenness that is pressurized and lead to frangible problem, effectively raise monitoring glass service life and practical adapt to
Ability.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Each label is expressed as in figure:1- pneumatic cut-off valves, the first sleeves of 2-, 3- second sleeves, 4- fire examine nacelle, 5- monitorings
Glass, 6- furnace body abutted flanges, 7- nitrogen input pipes；
11- pneumatic cut-off valve lower flanges, 12- pneumatic cut-off valve upper flanges, 21- nitrogen inlets, 22- the first sleeve methods
Orchid, 31- pressure switches, 41- UV signal output cords, 42- vision signal output cords.
Specific implementation mode
Specific embodiment of the present utility model is described in detail below in conjunction with Figure of description.It should be understood that
It is that specific embodiment described herein is merely to illustrate and explains the utility model is not intended to limit the utility model.
As shown in Figure 1, a kind of flame detecting device, including fire inspection nacelle 4, further include the first sleeve 2,3 and of second sleeve
Pneumatic cut-off valve 1；The fire inspection nacelle 4, second sleeve 3, the first sleeve 2 are sequentially coaxially sealed with pneumatic cut-off valve 1 and are connected to；Institute
The inner wall for stating second sleeve 3 is equipped with annular stop platform, and monitoring is equipped between the end and the limiting stand of the first sleeve 2
Glass 5；Ultraviolet probe and video monitoring probe are installed, ultraviolet probe is connected by signal conversion module in the fire inspection nacelle 4
It is connected to UV signal output cord 41, video monitoring probe is connected with vision signal output cord 42 by signal conversion module.
Through the above technical solutions, the utility model by it is ultraviolet probe and video monitoring pop one's head in be effectively combined together with,
Two kinds of monitoring modes cooperate, while monitoring the burning of flame by monitoring glass using ultraviolet probe and video monitoring probe
Even if situation can also need not be led to when flame intensity is weaker by the combustion case of video monitoring probe monitors to flame
It crosses scene manually to confirm, fundamentally solves the problems, such as that detection is inaccurate, not only ensure that the accuracy of fire defector, but also protect
The personal safety of worker is hindered；The flame detecting device of the utility model is equipped with pneumatic cut-off valve 1, and remote controlled pneumatically cuts
Disconnected valve 1 will be effectively isolated between the present apparatus and furnace body, or can be with quick closedown gas when the present apparatus breaks down in stove
Dynamic stop valve 1, the two is thoroughly kept apart, is overhauled in time, thoroughly solves traditional fire inspection and occurs when industrial furnace is run
The problem of failure can not overhaul improves production efficiency and operation stability；The utility model will monitor the original direct of glass 5
Compression type structure is changed to spiral compression formula, fundamentally change monitoring glass 5 be pressurized it is uneven lead to frangible problem, effectively
Improve monitoring 5 service life of glass and practical adaptability.
In specific implementation mode provided by the utility model, the outer wall and the inner wall of second sleeve 3 of the first sleeve 2 pass through
Spiral connects, and the side wall of the first sleeve 2 offers nitrogen inlet 21, and the side wall of second sleeve 3 is equipped with pressure switch 31.First
The outer wall of sleeve 2 is connect with the inner wall of second sleeve 3 by spiral, to make monitoring glass 5 consolidate by way of spiral compression
It is scheduled between the end and limiting stand of the first sleeve 2, makes 5 uniform force of monitoring glass, protection detection glass 5 will not be because larger
Shearing force and damage.Pressure switch 31 is used to adjust the pressure in airtight cavity.
Specifically, nitrogen inlet 21 is equipped with nitrogen input pipe 7, the end of nitrogen input pipe 7 is equipped with screw thread.Nitrogen inputs
The screw thread of the end of pipe 7 is for being sealedly and fixedly connected high pressure nitrogen storage facilities, and when being not suitable for long due to flame detecting device
Between run under high temperature environment, by nitrogen inlet 21 introduce high pressure nitrogen, which can be effectively by furnace high-temperature flue gas
Keep apart with flame detecting device, fire inspection can operation steady in a long-term in a nitrogen environment.In other embodiments, nitrogen
Installation can also be fixed by other common sealing mode of communicating between input pipe 7 and high pressure nitrogen storage facilities, all
It can achieve the purpose that introduce high pressure nitrogen by nitrogen inlet 21.
In the present embodiment, the end part seal of fire inspection nacelle 4 is covered with head cover, UV signal output cord 41 and video
Signal output line cable 42 is fixedly mounted on the head cover of fire inspection nacelle 4.Consequently facilitating by UV signal output cord 41 and regarding
The equipment that frequency signal output line cable 42 connects 4 inside and outside of fire inspection nacelle.
In specific implementation mode provided by the utility model, UV signal output cord 41 and vision signal output cord
42 are connected to the interfaces DCS, and ultraviolet probe and video monitoring probe monitor the combustion case of furnace flame by monitoring glass 5, purple
Outer probe can convert flame combustion intensity to analog signal and be passed to DCS, and video monitoring can carry out combustion case in stove
High-definition shooting, and HD video is uploaded into the interfaces DCS, operations staff can more intuitively divide flame combustion situation
Analysis, the two, which is combined together progress fire defector, effectively to ensure the accuracy of fire defector, and then ensure that industrial furnace
The success rate and operation stability of driving.
In specific implementation mode shown in Fig. 1, the pneumatic cut-off valve lower flange 11 of pneumatic cut-off valve 1 is fixedly connected with
Furnace body abutted flange 6, the pneumatic cut-off valve upper flange 12 of pneumatic cut-off valve 1 are fixedly connected with the first set of 2 lower end of the first sleeve
Drum flange 22, pneumatic cut-off valve lower flange 11 and pneumatic cut-off valve upper flange 12 play the role of being fixedly connected.
Specifically, furnace body abutted flange 6 is fixedly connected with the mounting flange on the furnace wall of furnace body, thus by the utility model
Flame detecting device is fixed on furnace body, can be in the case where not influencing normal operation in stove quickly when the present apparatus breaks down
Progress flame detecting device repair.
In specific implementation mode provided by the utility model, second sleeve 3 is bolted to connection fire inspection nacelle 4,
So that it is guaranteed that second sleeve 3 is connected to the fire inspection sealing of nacelle 4.
In another embodiment, ultraviolet probe and video monitoring probe are located at same level, to avoid two
It is mutually blocked during probe monitors.
In one embodiment, pneumatic cut-off valve 1 can be remotely controlled, and remote controlled pneumatic cut-off valve 1 will
It is effectively isolated between the present apparatus and furnace body, or it can be with quick closedown pneumatic cut-off valve when the present apparatus breaks down in stove
1, the two is thoroughly kept apart, is overhauled in time, thoroughly solving traditional fire inspection, failure can not when industrial furnace is run
The problem of maintenance, improves production efficiency and operation stability.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail above in association with attached drawing
Detail in the above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of simple variants, these simple variants belong to the scope of protection of the utility model.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to each
The possible combination of kind no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (9)
1. a kind of flame detecting device, including fire inspection nacelle (4), which is characterized in that further include the first sleeve (2), second sleeve
(3) and pneumatic cut-off valve (1)；The fire inspection nacelle (4), second sleeve (3), the first sleeve (2) and pneumatic cut-off valve (1) are successively
Co-axial seal is connected to；The inner wall of the second sleeve (3) is equipped with annular stop platform, and in the end of the first sleeve (2) and institute
It states and is equipped with monitoring glass (5) between limiting stand；Ultraviolet probe and video monitoring probe are installed in the fire inspection nacelle (4), it is purple
Outer probe is connected with UV signal output cord (41) by signal conversion module, and video monitoring probe passes through signal conversion module
It is connected with vision signal output cord (42).
2. flame detecting device as described in claim 1, which is characterized in that the outer wall of first sleeve (2) and second set
The inner wall of cylinder (3) is connected by spiral；The side wall of first sleeve (2) offers nitrogen inlet (21), second sleeve (3)
Side wall is equipped with pressure switch (31).
3. flame detecting device as claimed in claim 2, which is characterized in that the nitrogen inlet (21) is equipped with nitrogen input
It manages (7), the end of nitrogen input pipe (7) is equipped with screw thread.
4. flame detecting device as described in claim 1, which is characterized in that the end part seal lid of the fire inspection nacelle (4) closes
There are head cover, the UV signal output cord (41) and vision signal output cord (42) to be fixedly mounted on fire inspection nacelle (4)
On head cover.
5. flame detecting device as described in claim 1, which is characterized in that the UV signal output cord (41) and video
Signal output line cable (42) is connected to the interfaces DCS.
6. flame detecting device as described in claim 1, which is characterized in that the pneumatic cut-off valve of the pneumatic cut-off valve (1)
Lower flange (11) is fixedly connected with furnace body abutted flange (6), the pneumatic cut-off valve upper flange of the pneumatic cut-off valve (1)
(12) it is fixedly connected with first sleeve flange (22) of the first sleeve (2) lower end.
7. flame detecting device as claimed in claim 6, which is characterized in that the furnace body abutted flange (6) is fixedly connected with stove
Mounting flange on the furnace wall of body.
8. flame detecting device as described in claim 1, which is characterized in that second sleeve (3) company of being bolted
It starts to exchange fire and examines nacelle (4).
9. flame detecting device as described in claim 1, which is characterized in that the ultraviolet probe and video monitoring probe are located at
Same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820118418.6U CN207945698U (en) | 2018-01-24 | 2018-01-24 | A kind of flame detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820118418.6U CN207945698U (en) | 2018-01-24 | 2018-01-24 | A kind of flame detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207945698U true CN207945698U (en) | 2018-10-09 |
Family
ID=63702330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820118418.6U Active CN207945698U (en) | 2018-01-24 | 2018-01-24 | A kind of flame detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207945698U (en) |
-
2018
- 2018-01-24 CN CN201820118418.6U patent/CN207945698U/en active Active
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