CN209213479U - A kind of natural gas line conveying gas leak detection device - Google Patents
A kind of natural gas line conveying gas leak detection device Download PDFInfo
- Publication number
- CN209213479U CN209213479U CN201821909096.3U CN201821909096U CN209213479U CN 209213479 U CN209213479 U CN 209213479U CN 201821909096 U CN201821909096 U CN 201821909096U CN 209213479 U CN209213479 U CN 209213479U
- Authority
- CN
- China
- Prior art keywords
- appendix
- natural gas
- connecting pipe
- detection device
- pipe head
- Prior art date
- 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.)
- Active
Links
Abstract
The utility model relates to a kind of natural gas lines to convey gas leak detection device, which includes: that pressure detector is equipped with multiple and is set at equal intervals on the inner wall of the first appendix and the second appendix along the length direction of the first appendix and the second appendix;Connecting pipe head is set to the end of the first appendix and the second appendix, and the first appendix and the second appendix are detachably connected by connecting pipe head, and the outside of connecting pipe head junction, which is equipped with, is tightly connected ring;Solenoid electric valve is set to inside the first appendix and the second appendix at the position of connecting pipe head;Detection of natural gas device, which is set to, to be tightly connected on ring.The utility model has the following beneficial effects: comprehensive detection can be carried out to natural gas line, so that detection position is more accurate, user is facilitated timely and accurately to handle Gas leak position;It can prevent natural gas from leakage phenomenon occurs in junction, when detecting generation gas leak phenomenon in pipeline, solenoid electric valve is closed in time, to prevent natural gas leaking.
Description
Technical field
The utility model relates to natural gas transportation technical fields, convey gas leakage in particular to a kind of natural gas line
Detection device.
Background technique
Natural gas line, which refers to, is transported to city from exploitation ground or treatment plant for natural gas (associated gas including oil field production)
The pipeline of city's air distribution center or Industry enterprise customer, also known as gas pipeline.Natural gas is conveyed using natural gas line, is land
The mode of a large amount of conveying natural gases.China is earliest with the country of wood bamboo pipe conveying natural gas.Before and after 1600, Sichuan Province's gravity flow
Gas well gas field is not only in level land roughing-in, and " high person's mountain-climbing, low person enter ground ", and " in river bed, pick ditch sets bamboo water pipe, and chisel stone is that slot covers it
On ".Contemporary Chinese natural gas transportation pipeline focuses mostly in the main place of production Sichuan Province of natural gas.The first bar is built up within 1963
Change gas pipeline, caliber 426mm, overall length 54.7km.To nineteen eighty-three be completed from river east longitude Chongqing, Luzhou, Weiyuan to Chengdu,
The ground such as Deyang, link up the gas transmission pipeline network of the whole province, 426~720mm of caliber, and more than 2200 kms of overall length are equipped with collection gas distribution station 178
Seat, year 5000000000~60 billion cubic meter of throughput rate.
However existing natural gas line conveying gas leak detection device is in use there is some shortcomings,
The detection effect of pipe natural gas leakage is bad, so that user is difficult to accurately and timely learn which place produces leakage now
As there are also when leaking, pipeline does not have self-protection measure, and there is biggish security risks.
Utility model content
To solve the above problems, the purpose of this utility model is to provide a kind of natural gas line conveying gas leakage detection dresses
It sets, comprehensive detection is carried out for natural gas line, so that the position of detection is more accurate, facilitate user timely and accurately right
It is handled in the position of gas leakage.
The utility model provides a kind of natural gas line conveying gas leak detection device, which includes:
Pressure detector is equipped with multiple and is set to institute at equal intervals along the length direction of the first appendix and the second appendix
On the inner wall for stating the first appendix and second appendix;
Connecting pipe head is set to the end of first appendix and second appendix, and first appendix
It is detachably connected with second appendix by the connecting pipe head, the outside of the connecting pipe head junction is equipped with sealing and connects
Connect ring;
Solenoid electric valve sets there are two and is respectively arranged on and is close inside first appendix and second appendix
At the position of the connecting pipe head;
Detection of natural gas device is set on the sealed connection ring.
It is equipped between the connecting pipe head and the sealed connection ring as a further improvement of the utility model, multiple convex
Block, the multiple convex block and the connecting pipe head are welded to connect.
The multiple convex block is set at equal intervals along the connecting pipe head circumferencial direction as a further improvement of the utility model,
It sets.
As a further improvement of the utility model, further include control panel, is set to the outer of the detection of natural gas device
On wall, AVR central control processor is equipped with inside the control panel.
The input terminal of the AVR central control processor and the pressure are examined as a further improvement of the utility model,
Survey device and the detection of natural gas device communication connection, the output end and the solenoid electric valve of the AVR central control processor
It is connected with the controller communication in control room.
The control panel is equipped with regulation button and display screen as a further improvement of the utility model,.
The regulation button and the display screen and the center AVR control as a further improvement of the utility model,
Processor communication connection.
Transparency protected shell is equipped with outside the control panel as a further improvement of the utility model,.
First appendix and second appendix are detachably connected as a further improvement of the utility model,
To be threadedly coupled.
The control panel and the fixed company of the detection of natural gas device outer wall as a further improvement of the utility model,
It connects.
The utility model has the following beneficial effects: comprehensive detection can be carried out to natural gas line, so that detection position
It is more accurate, facilitate user timely and accurately to handle Gas leak position;It, can be to prevent while being detected to natural gas
Only in junction leakage phenomenon occurs for natural gas, and when detecting generation gas leak phenomenon in pipeline, solenoid electric valve is closed in time,
To prevent natural gas leaking, security risk is released.
Detailed description of the invention
Fig. 1 is a kind of natural gas line conveying gas leak detection device structural schematic diagram described in the utility model embodiment;
Fig. 2 conveys the knot of connection ring in gas leak detection device for a kind of natural gas line described in the utility model embodiment
Structure schematic diagram;
Fig. 3 conveys control panel in gas leak detection device for a kind of natural gas line described in the utility model embodiment
Structural schematic diagram.
In figure,
1, pressure detector;2, solenoid electric valve;3, connecting pipe head;4, it is tightly connected ring;5, the first appendix;6, transparent
Protective shell;7, the second appendix;8, detection of natural gas device;9, control panel;10, convex block;11, regulate and control button;12, the center AVR
Control processor;13, display screen.
Specific embodiment
Below by specific embodiment and in conjunction with attached drawing, the utility model is further described in detail.
As shown in Figure 1-3, the utility model embodiment is a kind of natural gas line conveying gas leak detection device, the device
Include:
Pressure detector 1 is equipped with multiple and sets at equal intervals along the length direction of the first appendix 5 and the second appendix 7
On the inner wall of the first appendix 5 and the second appendix 7;
Connecting pipe head 3 is set to the end of the first appendix 5 and the second appendix 7, and the first appendix 5 and second is defeated
Tracheae 7 is detachably connected by connecting pipe head 3, and the outside of 3 junction of connecting pipe head, which is equipped with, is tightly connected ring 4;
Solenoid electric valve 2 sets there are two and is respectively arranged on the first appendix 5 and 7 inside of the second appendix close to connection
At the position of tube head 3;
Detection of natural gas device 8 is set to and is tightly connected on ring 4.
Pressure detector 1 is used to detect the distribution pressure in the first appendix 5 and the second appendix 7, and natural gas is normal
In transportational process, the pressure that pressure detector 1 detects can fluctuate in reasonable range, and detection of natural gas device 8 will not detect
To natural gas leaking, when 1 pressure value of pressure detector is abnormal, when natural gas is not detected in detection of natural gas device 8, the center AVR
Control processor 12 can control the closing of solenoid electric valve 2, so that it is existing to avoid the first appendix 5 and the second appendix 7 that gas leakage occurs
As when 1 pressure value of pressure detector is normal, when detection of natural gas device 8 detects natural gas, being tightly connected ring 4 be can avoid naturally
Gas leakage, the interim normal conveying for guaranteeing natural gas.
Further, multiple convex blocks 10, multiple convex blocks 10 and connecting tube are equipped between connecting pipe head 3 and sealed connection ring 4
First 3 are welded to connect.
Further, multiple convex blocks 10 are arranged at equal intervals along 3 circumferencial direction of connecting pipe head.
Convex block 10, which may make, to be tightly connected between ring 4 and connecting pipe head 3 there are certain gap, thus convenient for leakage
Natural gas detected.Multiple convex blocks 10 are arranged at equal intervals can guarantee that the air pressure of each gap location is impartial, avoid certain
A part of gap is too small and generates larger pressure influence leakproofness.
Further, further include control panel 9, be set on the outer wall of detection of natural gas device 8, set inside control panel 9
There is AVR central control processor 12.
Further, the input terminal of AVR central control processor 12 and pressure detector 1 and detection of natural gas device 8 communicate
Connection, the output end of AVR central control processor 12 are connect with the controller communication in solenoid electric valve 2 and control room.
Further, control panel 9 is equipped with regulation button 11 and display screen 13.
Further, regulate and control button 11 and display screen 13 and 12 communication connection of AVR central control processor.
The data that pressure detector 1 and detection of natural gas device 8 detect can be transported in AVR central control processor 12,
On the one hand information can be transported on display screen 13 and show by AVR central control processor 12, be on the other hand transported to control room, make
Staff timely learn information, staff then analyzes and determines according to resulting information, formulation processing, maintenance or
Maintenance scheme, then control manipulation is carried out to equipment such as gas pipelines by regulation button 11.When 1 pressure value of pressure detector not just
Often, when natural gas is not detected in detection of natural gas device 8, AVR central control processor 12 can also control the closing of solenoid electric valve 2.
Further, transparency protected shell 6 is equipped with outside control panel 9.Transparency protected shell 6 can be received to avoid control panel 9
It is adversely affected to caused by rainwater or dust.
Further, the first appendix 5 and the second appendix 7 are detachably connected as being threadedly coupled.In the present embodiment
One appendix 5 and the second appendix 7 are detachably connected by the threaded connection of connecting pipe head 3 realization, and in practical applications,
Suitable detachable connection method can be selected according to specific operating condition, as long as realizing the on the basis of guaranteeing natural gas tightness
The connection of one appendix 5 and the second appendix 7.
Further, control panel 9 is fixedly connected with 8 outer wall of detection of natural gas device.Control panel 9 is fixedly connected on naturally
On the outer wall of gas detector 8, what is selected in the present embodiment is that control panel 9 is fixed on detection of natural gas device by bolt connecting mode
On 8 outer wall.Certainly other connection types appropriate, such as welding also be can choose in practical applications.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of natural gas line conveys gas leak detection device characterized by comprising
Pressure detector (1), be equipped with it is multiple and along the length direction of the first appendix (5) and the second appendix (7) at equal intervals
On the inner wall of first appendix (5) and second appendix (7);
Connecting pipe head (3) is set to the end of first appendix (5) and second appendix (7), and described first defeated
Tracheae (5) and second appendix (7) are detachably connected by the connecting pipe head (3), connecting pipe head (3) junction
Outside be equipped be tightly connected ring (4);
Solenoid electric valve (2) is set there are two and is respectively arranged in first appendix (5) and second appendix (7)
Portion is at the position of the connecting pipe head (3);
Detection of natural gas device (8) is set on the sealed connection ring (4).
2. natural gas line according to claim 1 conveys gas leak detection device, which is characterized in that the connecting pipe head
(3) multiple convex blocks (10) are equipped between the sealed connection ring (4), the multiple convex block (10) and the connecting pipe head (3)
It is welded to connect.
3. natural gas line according to claim 2 conveys gas leak detection device, which is characterized in that the multiple convex block
(10) along the connecting pipe head (3), circumferencial direction is arranged at equal intervals.
4. natural gas line according to claim 1 conveys gas leak detection device, which is characterized in that further include control panel
(9), the control of the center AVR is equipped on the outer wall of the detection of natural gas device (8), inside the control panel (9) to handle
Device (12).
5. natural gas line according to claim 4 conveys gas leak detection device, which is characterized in that the center the AVR control
The input terminal and the pressure detector (1) and the detection of natural gas device (8) communication connection of processor (12) processed, the AVR
The output end of central control processor (12) is connect with the controller communication in the solenoid electric valve (2) and control room.
6. natural gas line according to claim 4 conveys gas leak detection device, which is characterized in that the control panel
(9) regulation button (11) and display screen (13) are equipped with.
7. natural gas line according to claim 6 conveys gas leak detection device, which is characterized in that the regulation button
(11) and the display screen (13) and AVR central control processor (12) communication connection.
8. natural gas line according to claim 4 conveys gas leak detection device, which is characterized in that the control panel
(9) external to be equipped with transparency protected shell (6).
9. natural gas line according to claim 1 conveys gas leak detection device, which is characterized in that first appendix
(5) and second appendix (7) is detachably connected as being threadedly coupled.
10. natural gas line according to claim 4 conveys gas leak detection device, which is characterized in that the control panel
(9) it is fixedly connected with detection of natural gas device (8) outer wall.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821909096.3U CN209213479U (en) | 2018-11-20 | 2018-11-20 | A kind of natural gas line conveying gas leak detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821909096.3U CN209213479U (en) | 2018-11-20 | 2018-11-20 | A kind of natural gas line conveying gas leak detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209213479U true CN209213479U (en) | 2019-08-06 |
Family
ID=67460217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821909096.3U Active CN209213479U (en) | 2018-11-20 | 2018-11-20 | A kind of natural gas line conveying gas leak detection device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209213479U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112113147A (en) * | 2020-09-07 | 2020-12-22 | 孙永林 | Gas leakage detection ring capable of automatically changing light from convex at joint of natural gas pipeline |
-
2018
- 2018-11-20 CN CN201821909096.3U patent/CN209213479U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112113147A (en) * | 2020-09-07 | 2020-12-22 | 孙永林 | Gas leakage detection ring capable of automatically changing light from convex at joint of natural gas pipeline |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206311143U (en) | A kind of gas distributing system on-line monitoring system | |
CN106628698A (en) | Underground double-layered oil tank and preparation method thereof | |
CN209213479U (en) | A kind of natural gas line conveying gas leak detection device | |
CN207394379U (en) | City steam line blocks and leakage simulation detection system | |
CN108225443A (en) | Gas discharge detects circuit device | |
CN104075780B (en) | The assay calibration connection method of flow instrument | |
CN204286520U (en) | With the metering system of mass flowmeter | |
CN104422498A (en) | Natural gas flow measuring ring detecting section device capable of reducing natural gas pulsating flow | |
CN205782011U (en) | A kind of hydrogen pressurization induction system | |
CN204494097U (en) | A kind of pipeline network of fuel gas in city intelligent monitoring and controlling device | |
CN207095660U (en) | A kind of flowmeter on-line testing system | |
CN207908020U (en) | A kind of natural gas big flow reality stream calibrating secondary standard device | |
CN208310858U (en) | Turbine medium-low pressure communication pipe heating system | |
CN110491532A (en) | Nuclear power station main pump abnormal leakage processing system and method | |
CN206723000U (en) | Vacuum Pumps Station | |
CN205480201U (en) | Liquefied natural gas double - circuit precise measurement system | |
CN202486010U (en) | Visual coal-gas dustiness detecting device | |
CN109854962A (en) | The experimental rig estimated suitable for Pipeline Leak risk | |
CN204788857U (en) | High -purity metal organic compound steel bottle stoving leak hunting device | |
CN209294803U (en) | One kind is improved to send hydrogen gas lines outside | |
CN205261210U (en) | LNG loading sledge integrated device | |
CN209927761U (en) | Online real-time detection device for hydrocarbon dew point of gas pipeline | |
CN203798391U (en) | Gas metering skid with real flow comparison function | |
CN205782018U (en) | A kind of pressure regulation adds smelly skid and puts | |
CN207622809U (en) | A kind of electromagnetic flowmeter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |