CN206809600U - A kind of exhaust stack extinguishing device - Google Patents
A kind of exhaust stack extinguishing device Download PDFInfo
- Publication number
- CN206809600U CN206809600U CN201720092460.0U CN201720092460U CN206809600U CN 206809600 U CN206809600 U CN 206809600U CN 201720092460 U CN201720092460 U CN 201720092460U CN 206809600 U CN206809600 U CN 206809600U
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- CN
- China
- Prior art keywords
- exhaust stack
- fire extinguishing
- extinguishing device
- carbon dioxide
- ball valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
A kind of exhaust stack extinguishing device of the utility model, including exhaust stack, lower end in the exhaust stack is provided with liquid level sensor, the upper end of exhaust stack is provided with thermoinduction sensor, the exhaust stack bottom is connected with drainpipe by ball valve, the other end of the ball valve is connected with carbon dioxide automatic fire extinguishing device by fire extinguishing tube, and the thermoinduction sensor, liquid level sensor are connected with PLC control system, and the PLC control system connects the carbon dioxide automatic fire extinguishing device by signal.The utility model purpose is that solving exhaust stack easily catches fire, and the problem of hardly possible fire extinguishing, and provides a kind of simple in construction, can detect the condition of a fire according to exhaust stack temperature change, realize the exhaust stack extinguishing device of self-extinguishing and conventional drainage function.
Description
Technical field
The utility model belongs to gas safe equipment technical field, and in particular to a kind of exhaust stack extinguishing device.
Background technology
Exhaust stack refers to exclusively for the pipe in particular cases discharging natural gas in natural gas supply system, in natural gas
Gas station is widely used.Straight up and open due to the exhaust stack mouth of pipe, pipe high request is higher than equipment platform and with mouth of pipe center
Building in the range of 12m（Structure）Build thing 2m and more than, and answer more than 5m above ground level, easily thundery sky occur thunderbolt catch fire with
And collect the problem of dilutional hyponatremia leads to not normal exhaust etc. in exhaust stack.Although current gas stations many on the market are specifically for putting
Separate tube devises lightning protection facility, but still unavoidable by the event for causing exhaust stack to catch fire of being struck by lightning.When diffusing the mouth of pipe and catching fire,
Fire point is high apart from ground level, can not be put out under the conditions of present, although exhaust stack catches fire and will not caused the accident, to nearby residents
In the presence of serious psychological impact.
According to the characteristic of natural gas, when the mixed proportion of natural gas and carbon dioxide reaches 1：When 3.3, titanium dioxide is mixed with
The natural gas of carbon loses flammable characteristic, reaches the principle of extinguishing effect, and the fire extinguishing dress of a set of simple and efficient can be gone out with design effectively
Put, the device can solve the problems, such as the fire extinguishing of natural gas diffusion pipe.
Utility model content
In order to solve this problem, the purpose of this utility model is to provide a kind of exhaust stack extinguishing device, the device
It is simple in construction, the condition of a fire can be detected according to exhaust stack temperature change, and effective self-extinguishing and conventional drainage function can be realized.
To achieve the above object, technical scheme provided by the utility model is：A kind of exhaust stack extinguishing device, including put
Separate tube, the lower end in the exhaust stack are provided with liquid level sensor, and the upper end of exhaust stack is provided with thermoinduction sensor, described to put
Separate tube bottom is connected with drainpipe by ball valve, and the other end of the ball valve is connected with carbon dioxide automatic fire extinguishing by fire extinguishing tube
Device, the thermoinduction sensor, liquid level sensor are connected with PLC control system, and the PLC control system is connected by signal
The carbon dioxide automatic fire extinguishing device.
More preferably, the ball valve is electric three passes copper ball valve, and the PLC control system connection controls the electric three passes copper
Ball valve.
More preferably, the carbon dioxide automatic fire extinguishing device includes liquefied carbon dioxide storage tank, the liquefied carbon dioxide
Container value is provided with the tank mouth of storage tank, container value is provided with pressure gauge, and the top of the container value is connected with electromagnetic driver, holds
Air jet pipe is connected with the valve nozzle of device valve, signal feedback device is connected with the air jet pipe.
More preferably, one end that the fire extinguishing tube connects the ball valve is external thread structure, and the height of external thread structure is not low
In 13mm, the length of the fire extinguishing tube is no less than 80mm, and the connection end of fire extinguishing tube and the carbon dioxide automatic fire extinguishing device covers
Conjunction has sealing fast joint.
More preferably, it is described sealing fast joint include with the fire extinguishing tube be tightly connected neck and with the carbon dioxide
The connector portions of automatic fire extinguisher engagement, cylinder link slot, the cylinder link slot inwall peace are provided with the middle part of the connector portions
Equipped with positioning sleeve, the positioning sleeve is provided with 4 fixing holes, four steel balls built in correspondence, and four steel balls pass through internal card
Spring is fixed in positioning sleeve fixing hole, and the slotted eye on jump ring corresponds to steel ball position.
More preferably, the end of the air jet pipe of the carbon dioxide automatic fire extinguishing device is connected with contiguous block by retainer ring,
The contiguous block includes reducing cylinder portion and connecting cylinder portion, and the small one end of the reducing cylinder diameter connects the air jet pipe, the other end
The connecting cylinder portion is connected, the stack shell outer wall in the connecting cylinder portion offers annular groove, steel described in the annular groove face
Pearl.
More preferably, the PLC control system is arranged on exhaust stack side.
The utility model is had the advantages that after using such scheme:
1. exhaust stack under normal circumstances close by ball valve, natural gas discharge is realized；Reach liquid level biography when being catchmented in exhaust stack
During the default discharge value of sensor, ball valve connects drainpipe, realizes draining；When exhaust stack catches fire, the temperature on exhaust stack top
Degree rise, thermoinduction sensor is touched, ball valve connects carbon dioxide automatic fire extinguishing device, realizes that exhaust stack is put out a fire, whole fire extinguishing
Process automatically controls, securely and reliably.
2. carbon dioxide automatic fire extinguishing device can realize quick-make and dismounting with fire extinguishing tube, connect when inserting contiguous block
Steel ball can be depressed by connecing block, when insertion in place after, steel ball because the tension force of jump ring is upspring automatically at annular groove on contiguous block,
Contiguous block is blocked, completes the connection of carbon dioxide automatic fire extinguishing device and fire extinguishing tube, convenient carbon dioxide of changing at any time goes out automatically
Fiery device.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is the schematic diagram of fire extinguishing tube of the present utility model；
Fig. 3 is the schematic diagram of contiguous block of the present utility model.
Embodiment
Easily caught fire to solve exhaust stack, difficult the problem of putting out a fire, the utility model provides a kind of exhaust stack extinguishing device, should
The structure of device is simple, can detect the condition of a fire according to exhaust stack temperature change, and can effectively realize self-extinguishing and conventional drainage work(
Energy.
With reference to all accompanying drawings, the utility model is described in further detail, and preferred embodiment of the present utility model is：Ginseng
See accompanying drawing 1, a kind of exhaust stack extinguishing device described in the present embodiment, including exhaust stack 1, the lower end in the exhaust stack 1 is set
There is liquid level sensor 2, the upper end of exhaust stack 1 is provided with thermoinduction sensor 3, and the bottom of exhaust stack 1 is connected with by ball valve 4
Drainpipe 5, the other end of the ball valve 4 are connected with carbon dioxide automatic fire extinguishing device 7 by fire extinguishing tube 6, and the thermoinduction passes
Sensor 3, liquid level sensor 4 are connected with PLC control system 8, and the PLC control system 8 connects the carbon dioxide by signal
Automatic fire extinguisher 7；The ball valve 4 is electric three passes copper ball valve, and the connection of PLC control system 8 controls the electric three passes
Copper ball valve, switching on and off for drainpipe 5 or fire extinguishing tube 6 is realized, in the present embodiment, the PLC control system 8, which is arranged on, puts
The side of separate tube 1.
The carbon dioxide automatic fire extinguishing device 7 includes liquefied carbon dioxide storage tank 71, the liquefied carbon dioxide storage tank 7
Tank mouth at be provided with container value 72, container value 72 is provided with pressure gauge 73, and the top of the container value 72 is connected with electromagnetic drive
Device 74, air jet pipe 75 is connected with the valve nozzle of container value 72, signal feedback device 76, the letter are connected with the air jet pipe 75
Number feedback device 76 receives the signal from PLC control system 8, controls the keying of electromagnetic driver 74, realize carbon dioxide from
Dynamic extinguishing device 7 switches on and off, and the pressure gauge 73 can monitor the pressure index in liquefied carbon dioxide storage tank 71 at any time.
As shown in Fig. 2 in order to realize the connection of carbon dioxide automatic fire extinguishing device 7 and exhaust stack 1, the fire extinguishing tube 6 connects
The one end for connecing the ball valve 4 is external thread structure 61, and the height of external thread structure 61 is not less than 13mm, the length of the fire extinguishing tube 6
Spend and be no less than 80mm, the connection end of fire extinguishing tube 6 and the carbon dioxide automatic fire extinguishing device 7 is sheathed with sealing fast joint 9.It is described
Sealing fast joint 9 includes the neck 91 being tightly connected with the fire extinguishing tube 1 and connect with the carbon dioxide automatic fire extinguishing device 7
The connector portions 92 of conjunction, the middle part of the connector portions 92 are provided with cylinder link slot 93, and the inwall of cylinder link slot 93 is provided with fixed
Position set 94, the positioning sleeve 94 are provided with 4 fixing holes, and four steel balls 95 built in correspondence, four steel balls 95 are by built-in
Jump ring 96 is fixed in the fixing hole of positioning sleeve 94, the corresponding position of steel ball 95 of the slotted eye 97 on jump ring 96.
As shown in Figure 1,3, the end of the air jet pipe 75 of the carbon dioxide automatic fire extinguishing device 7 is connected by retainer ring 76
There is contiguous block 77, the contiguous block 77 includes reducing cylinder portion 771 and connecting cylinder portion 772, the small one end of the diameter of reducing cylinder 771
The air jet pipe 75 is connected, the other end connects the connecting cylinder portion 772, and the stack shell outer wall in the connecting cylinder portion 772 offers ring
Connected in star 773, when being connected with the sealing fast joint 9 of the fire extinguishing tube 6, steel ball 95 described in the face of annular groove 773,
Steel ball 75 is upspring automatically at the annular groove 773 under the tension force effect of jump ring 96 on contiguous block 77, blocks contiguous block 77, complete
It is convenient to change carbon dioxide automatic fire extinguishing device 7 at any time into the connection of carbon dioxide automatic fire extinguishing device 7 and fire extinguishing tube 6.
Operation principle：Exhaust stack under normal circumstances close by ball valve 4, and natural gas discharges from the open-mouth on the top of exhaust stack 1；
When catchmented in exhaust stack 1 reach 3 default discharge value of liquid level sensor when, liquid level sensor 3 by liquid level information be delivered to PLC control
System 8 processed, PLC control system 8 control ball valve 4 to connect drainpipe 5, realize draining；When exhaust stack 1 catches fire, exhaust stack 1
The temperature rise on top, touches thermoinduction sensor 2, and thermoinduction sensor 2 communicates information to PLC control system 8, PLC controls
System 8 processed controls ball valve 4 to connect carbon dioxide automatic fire extinguishing device 7, realizes that gas concentration lwevel raises in exhaust stack 1, so as to
Reach extinguishing effect.
The advantages of the utility model is：The structure of the exhaust stack extinguishing device is simple, can be visited according to exhaust stack temperature change
Fire detecting feelings, and self-extinguishing and conventional drainage function can be effectively realized, securely and reliably, and it can realize that carbon dioxide automatic fire extinguishing fills
Put and be attached and removed from the quick of fire extinguishing tube, it is simple to operate.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (7)
1. a kind of exhaust stack extinguishing device, it is characterised in that including exhaust stack, the lower end in the exhaust stack is provided with liquid level biography
Sensor, the upper end of exhaust stack are provided with thermoinduction sensor, and the exhaust stack bottom is connected with drainpipe, the ball by ball valve
The other end of valve is connected with carbon dioxide automatic fire extinguishing device by fire extinguishing tube, and the thermoinduction sensor, liquid level sensor connect
PLC control system is connected to, the PLC control system connects the carbon dioxide automatic fire extinguishing device by signal.
2. exhaust stack extinguishing device according to claim 1, it is characterised in that the ball valve is electric three passes copper ball valve, institute
State PLC control system connection and control the electric three passes copper ball valve.
3. exhaust stack extinguishing device according to claim 1, it is characterised in that the carbon dioxide automatic fire extinguishing device includes
Liquefied carbon dioxide storage tank, container value is provided with the tank mouth of the liquefied carbon dioxide storage tank, container value is provided with pressure gauge, institute
The top for stating container value is connected with electromagnetic driver, and air jet pipe is connected with the valve nozzle of container value, is connected with the air jet pipe
Signal feedback device.
4. exhaust stack extinguishing device according to claim 1, it is characterised in that the fire extinguishing tube connects one end of the ball valve
For external thread structure, the height of external thread structure is not less than 13mm, and the length of the fire extinguishing tube is no less than 80mm, fire extinguishing tube and institute
The connection end for stating carbon dioxide automatic fire extinguishing device is sheathed with sealing fast joint.
5. exhaust stack extinguishing device according to claim 4, it is characterised in that the sealing fast joint includes and the fire extinguishing
The neck of seal of tube connection and connector portions with the carbon dioxide automatic fire extinguishing means for engaging, open in the middle part of the connector portions
Have a cylinder link slot, the cylinder link slot inwall is provided with positioning sleeve, and the positioning sleeve is provided with 4 fixing holes, it is corresponding in
Four steel balls are put, four steel balls are fixed in positioning sleeve fixing hole by built-in jump ring, and the slotted eye on jump ring is corresponding
Steel ball position.
6. exhaust stack extinguishing device according to claim 5, it is characterised in that the spray of the carbon dioxide automatic fire extinguishing device
The end of tracheae is connected with contiguous block by retainer ring, and the contiguous block includes reducing cylinder portion and connecting cylinder portion, the reducing cylinder
The small one end of diameter connects the air jet pipe, and the other end connects the connecting cylinder portion, and the stack shell outer wall in the connecting cylinder portion opens up
There are annular groove, steel ball described in the annular groove face.
7. exhaust stack extinguishing device according to claim 1, it is characterised in that the PLC control system is arranged on exhaust stack
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720092460.0U CN206809600U (en) | 2017-01-22 | 2017-01-22 | A kind of exhaust stack extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720092460.0U CN206809600U (en) | 2017-01-22 | 2017-01-22 | A kind of exhaust stack extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206809600U true CN206809600U (en) | 2017-12-29 |
Family
ID=60750111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720092460.0U Expired - Fee Related CN206809600U (en) | 2017-01-22 | 2017-01-22 | A kind of exhaust stack extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206809600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151729A (en) * | 2021-11-16 | 2022-03-08 | 北京航天试验技术研究所 | Safe diffusion system and method for liquid hydrogen storage hydrogen filling station |
-
2017
- 2017-01-22 CN CN201720092460.0U patent/CN206809600U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151729A (en) * | 2021-11-16 | 2022-03-08 | 北京航天试验技术研究所 | Safe diffusion system and method for liquid hydrogen storage hydrogen filling station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180523 Address after: 512400 No. 29, Yanjiang Road, new town, Xiong Zhou street, Nanxiong, Shaoguan, Guangdong Patentee after: Nanxiong Buddha Natural Gas Co., Ltd. Address before: 528000 5, Ji Hua building, 22 Jihua five road, Chancheng District, Foshan, Guangdong. Patentee before: Foshan Automobile Gas Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20210122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |