CN106931312B - A kind of natural gas leakage detection apparatus - Google Patents
A kind of natural gas leakage detection apparatus Download PDFInfo
- Publication number
- CN106931312B CN106931312B CN201710262178.7A CN201710262178A CN106931312B CN 106931312 B CN106931312 B CN 106931312B CN 201710262178 A CN201710262178 A CN 201710262178A CN 106931312 B CN106931312 B CN 106931312B
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- China
- Prior art keywords
- detection pipe
- detection
- controller
- fairlead
- bottle
- 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.)
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Links
- 238000001514 detection method Methods 0.000 title claims abstract description 117
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000003345 natural gas Substances 0.000 title claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000009938 salting Methods 0.000 claims description 19
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 5
- 239000003034 coal gas Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of natural gas leakage detection apparatus, including detection pipe, fairlead, gas bottle, collection bottle, alarm, controller and power supply, detection pipe is set in outside gas piping, one end of fairlead is connected with detection pipe top, the other end is stretched into the gas bottle for filling water, and one end of drainpipe is mounted in gas bottle, the other end is stretched into collection bottle；Detection components are installed in detection pipe, power supply is divided into two-way, directly powers all the way with controller, and the cathode conductive film of another way and detection components connects, the cathode conductive film of detection components and the detection port of controller connect, and the output port of controller is connect with power cathode；Several liquid level gauges are installed in gas bottle, liquid level gauge is connect respectively with the input terminal of controller, the output terminal connection of alarm and controller.The present invention can also alarm for long-term micro leakage, detection reliability is high using double check.
Description
Technical field
The invention belongs to natural gas safety detection technology fields, and in particular to a kind of natural gas leakage detection apparatus.
Background technology
Since entering family and place of business with bottled gas particularly pipe gas, because fuel gas pipeline leakage causes
Safety accident it is more and more.The existing various gas detection alarm devices in market are made of gas sensor, using sound
Light type of alarm is prompted, and testing principle is that gas leakage reaches a certain concentration and just starts to alarm, for long-term micro-leakage not
It can alarm, big accident can be caused to occur for a long time in this way.
Invention content
The invention solves existing detection of natural gas device will not alarm for long-term micro-leakage the technical issues of, from
And provide a kind of detection sensitive, the high natural gas leakage detection apparatus of reliability.
In order to solve the above technical problems, the technical solution adopted in the present invention is as follows：
A kind of natural gas leakage detection apparatus, including detection pipe, fairlead, gas bottle, collection bottle, alarm, controller and electricity
Source, detection pipe are set in outside gas piping, and one end of fairlead is connected with detection pipe top, the other end stretches into the gas collection for filling water
In bottle, one end of drainpipe is mounted in gas bottle, the other end is stretched into collection bottle；Detection components are installed, electricity in detection pipe
Source is divided into two-way, directly powers all the way with controller, and the cathode conductive film of another way and detection components connects, and detection components are born
The detection port of pole conductive sheet and controller connects, and the output port of controller is connect with power cathode；It is installed in gas bottle
There are several liquid level gauges, liquid level gauge is connect respectively with the input terminal of controller, the output terminal connection of alarm and controller.
The detection components include salting liquid, cathode conductive film and cathode conductive film, salting liquid be arranged in detection pipe and
The height of detection pipe is more than the height of salting liquid；Cathode conductive film is arranged on detection pipe lower end and passes through the inspection of conducting wire and controller
Port connection is surveyed, cathode conductive film is arranged on detection pipe top and passes through suspension block and is suspended in salting liquid, and cathode conductive film leads to
The anode for crossing conducting wire and power supply connects.
The salting liquid is sodium chloride solution.Not only conductive effect can have been played, but also the corruption to gas piping can be reduced
Erosion.
The top and bottom of the detection pipe are respectively arranged with the through-hole that coal supply feed channel passes through, and are equipped in through hole
Sealing ring is provided with fairlead on detection pipe top, and fairlead is higher than salting liquid, and fairlead is connected by fairlead and detection pipe
It connects.
The detection pipe includes left detection pipe and right detection pipe, and the top and bottom of left detection pipe are respectively arranged with left arc
Slot, the right side of left detection pipe are symmetrically arranged with cutting；The top and bottom of right detection pipe are respectively arranged with right arc groove, right inspection
Fairlead is provided on the right outer periphery face of test tube, slot, cutting and slot are symmetrically arranged in the left side of right detection pipe
Match, left detection pipe and right detection pipe are assembled integrally, and the slot place of matching is provided with diaphragm seal in cutting；Left arc
Shape slot is matched with right arc groove forms the through-hole that coal supply feed channel passes through.Two-half structure so that detection pipe, which is easily installed, tears open
It unloads, is convenient for safeguarding.
Elastic bumps are equipped on the outer circle wall of cutting, slot inner wall is provided with annular spacing groove, annular stop
Slot is matched with elastic bumps.Prevent maloperation.
Wireless transport module is further included, controller is connect by wireless transport module with mobile terminal.Controller passes through nothing
Line transmission module sends warning information to mobile phone, reminds gas leak in personnel family, stays out to prevent personnel, alarm has been rung
No one solves the problems, such as, personnel can be made quickly to solve the problems, such as by teletransmission alarm.
The gas bottle and collection bottle are fixed on the wall by installing plate.Installation site can also according to actual conditions into
Row selection installation, as long as ensureing gas bottle and collection bottle normal use.
The present invention connects power supply and controller by cathode conductive film with cathode conductive film, when gas leakage of gas pipeline, salt
Solution can generate bubble, and bubble rising can block contact of the cathode conductive film with salting liquid so that the detection port of controller connects
The high level received is converted to low level signal, and to prevent false alarm, controller is receiving at least above low level three times
Or the low level of 4 seconds or more can just control alarm to send out alarm, remind personnel's gas pipeline leakage within doors.Also, it lets out
The coal gas main component of leakage is methane, and since space is limited in detection pipe, coal gas can be discharged to from fairlead in gas bottle, by gas collection
Water in bottle is expelled in collection bottle, the liquid level gauge moment detection liquid level in gas bottle, when detection reaches setting value, control
Device receives signal transmission control command and sounds the alarm to alarm, and passes through wireless transport module and send appropriate level to mobile phone
The signal of alarm.The present invention is provided at least three-level liquid level gauge, and human factor is avoided to forget to solve the problems, such as gas leak.The present invention
It using double check, can also alarm for long-term micro leakage, detection reliability is high.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the control principle block diagram of the present invention.
Fig. 3 is the structure diagram of detection pipe of the present invention.
Specific embodiment
As shown in Figs. 1-3, a kind of natural gas leakage detection apparatus, including detection pipe 1, fairlead 2, gas bottle 3, collection bottle 4, report
Alert device 5, controller and power supply, the gas bottle and collection bottle are fixed on the wall by installing plate.Installation site can be with root
Selection installation is carried out according to actual conditions, as long as ensureing gas bottle and collection bottle normal use.
Detection pipe 1 is set in outside gas piping, and one end of fairlead 2 is connected with 1 top of detection pipe, the other end is stretched into and filled
In the gas bottle 3 of water, specifically, the top and bottom of the detection pipe 1 are respectively arranged with the through-hole that coal supply feed channel passes through, and
Sealing ring is installed in through hole, fairlead is provided on 1 top of detection pipe, fairlead is higher than salting liquid 7, and fairlead 2 passes through
Fairlead is connect with detection pipe 1.
One end of drainpipe 6 is mounted in gas bottle 3, the other end is stretched into collection bottle 4；Detection is installed in detection pipe 1
Component, power supply are divided into two-way, directly power all the way with controller, and the cathode conductive film 9 of another way and detection components connects, and detect
The cathode conductive film 8 of component is connect with the detection port of controller, and the output port of controller is connect with power cathode；In gas collection
Several liquid level gauges are installed in bottle 3, liquid level gauge is connect respectively with the input terminal of controller, the output terminal of alarm 5 and controller
Connection.
The detection components include salting liquid 7, cathode conductive film 8 and cathode conductive film 9, and the salting liquid is molten for sodium chloride
Liquid.Not only conductive effect can have been played, but also the corrosion to gas piping can be reduced.
Salting liquid 7 is arranged in detection pipe 1 and the height of detection pipe 1 is more than the height of salting liquid 7；Cathode conductive film 8 is set
The detection port connection of conducting wire and controller is put in 1 lower end of detection pipe and passes through, cathode conductive film 9 is arranged on 1 top of detection pipe
And pass through suspension block and be suspended in salting liquid 7, cathode conductive film 9 is connected by the anode of conducting wire and power supply.
Preferably, the detection pipe 1 includes left detection pipe 101 and right detection pipe 102, and the upper end of left detection pipe 101 is under
End is respectively arranged with left arc groove 1010, and the right side of left detection pipe 101 is symmetrically arranged with cutting 1011；Right detection pipe 102
Top and bottom are respectively arranged with right arc groove 1020, fairlead are provided on the right outer periphery face of right detection pipe 102, on the right side
The left side of detection pipe 102 is symmetrically arranged with slot 1021, and cutting 1011 matches with slot 1021, by left detection pipe 101 with
Right detection pipe 102 assembles integrally, and the slot place of matching is provided with diaphragm seal in cutting；Left arc groove 1010 and right arc
Slot 1020, which matches, forms the through-hole that coal supply feed channel passes through.Two-half structure so that detection pipe is easily installed dismounting, convenient for into
Row is safeguarded.
It is further preferred that being equipped with elastic bumps on the outer circle wall of cutting, slot inner wall is provided with annular limit
Position slot, annular spacing groove are matched with elastic bumps.Prevent maloperation.
It is further preferred that further including wireless transport module, controller is connect by wireless transport module with mobile terminal.
Controller sends warning information by wireless transport module to mobile phone, reminds gas leak in personnel family, stays out to prevent personnel,
Alarm has rung also no one and has solved the problems, such as, personnel can be made quickly to solve the problems, such as by teletransmission alarm.
The present invention connects power supply and controller by cathode conductive film with cathode conductive film, when gas leakage of gas pipeline, salt
Solution can generate bubble, and bubble rising can block contact of the cathode conductive film with salting liquid so that the detection port of controller connects
The high level received is converted to low level signal, and to prevent false alarm, controller is receiving at least above low level three times
Or the low level of 4 seconds or more can just control alarm to send out alarm, remind personnel's gas pipeline leakage within doors.Also, it lets out
The coal gas of leakage is because main component is methane, and since space is limited in detection pipe, coal gas can be discharged to from fairlead in gas bottle, will
Water in gas bottle is expelled in collection bottle, the liquid level gauge moment detection liquid level in gas bottle, when detection reaches setting value,
Controller receives signal transmission control command and sounds the alarm to alarm, and passes through wireless transport module and sent accordingly to mobile phone
The signal of level alert.The present invention is provided at least three-level liquid level gauge, and human factor is avoided to forget to solve the problems, such as gas leak.This
Invention can also alarm for long-term micro leakage, detection reliability is high using double check.The present invention can both install
It is whether good that interface leakproofness is detected at pipe joint, can also be mounted on long pipeline to detect whether long pipeline is let out
Leakage.
Claims (7)
1. a kind of natural gas leakage detection apparatus, it is characterised in that：Including detection pipe（1）, fairlead（2）, gas bottle（3）, collection bottle
（4）, alarm, controller and power supply, detection pipe（1）It is set in outside gas piping, fairlead（2）One end and detection pipe（1）
Top connection, the other end stretch into the gas bottle for filling water（3）It is interior, drainpipe（6）One end be mounted on gas bottle（3）It is interior, another
Collection bottle is stretched at end（4）It is interior；Detection pipe（1）Detection components are inside installed, power supply is divided into two-way, is directly supplied all the way with controller
The cathode conductive film of electricity, another way and detection components（9）Connection, the cathode conductive film of detection components（8）With the detection of controller
Port connects, and the output port of controller is connect with power cathode；In gas bottle（3）At least three liquid level gauges, liquid are inside installed
Position meter is connect respectively with the input terminal of controller, the output terminal connection of alarm and controller；It is molten that the detection components include salt
Liquid（7）, cathode conductive film（8）And cathode conductive film（9）, salting liquid（7）It is arranged on detection pipe（1）Interior and detection pipe（1）Height
Degree is more than salting liquid（7）Height；Cathode conductive film（8）It is arranged on detection pipe（1）Lower end and the inspection for passing through conducting wire and controller
Survey port connection, cathode conductive film（9）It is arranged on detection pipe（1）Top simultaneously passes through suspension block and is suspended in salting liquid（7）It is interior, anode
Conductive sheet（9）It is connected by the anode of conducting wire and power supply.
2. natural gas leakage detection apparatus according to claim 1, it is characterised in that：The salting liquid is sodium chloride solution.
3. natural gas leakage detection apparatus according to claim 1, it is characterised in that：The detection pipe（1）Top and bottom
The through-hole that coal supply feed channel passes through is respectively arranged with, and sealing ring is installed in through hole, in detection pipe（1）Top, which is provided with, draws
Portal, fairlead is higher than salting liquid（7）, fairlead（2）Pass through fairlead and detection pipe（1）Connection.
4. natural gas leakage detection apparatus according to claim 3, it is characterised in that：The detection pipe（1）Including left detection pipe
（101）With right detection pipe（102）, left detection pipe（101）Top and bottom be respectively arranged with left arc groove（1010）, left detection
Pipe（101）Right side be symmetrically arranged with cutting（1011）；Right detection pipe（102）Top and bottom be respectively arranged with right arc
Slot（1020）, right detection pipe（102）Right outer periphery face on be provided with fairlead, in right detection pipe（102）Left side pair
Title is provided with slot（1021）, cutting（1011）With slot（1021）Match, by left detection pipe（101）With right detection pipe
（102）Assembling is integral, and the slot place of matching is provided with diaphragm seal in cutting；Left arc groove（1010）With right arc groove
（1020）It matches and forms the through-hole that coal supply feed channel passes through.
5. natural gas leakage detection apparatus according to claim 4, it is characterised in that：Bullet is equipped on the outer circle wall of cutting
Property protrusion, slot inner wall is provided with annular spacing groove, annular spacing groove is matched with elastic bumps.
6. natural gas leakage detection apparatus according to claim 1, it is characterised in that：Further include wireless transport module, controller
It is connect by wireless transport module with mobile terminal.
7. natural gas leakage detection apparatus according to claim 1, it is characterised in that：The gas bottle and collection bottle pass through installation
Plate is fixed on the wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710262178.7A CN106931312B (en) | 2017-04-20 | 2017-04-20 | A kind of natural gas leakage detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710262178.7A CN106931312B (en) | 2017-04-20 | 2017-04-20 | A kind of natural gas leakage detection apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106931312A CN106931312A (en) | 2017-07-07 |
| CN106931312B true CN106931312B (en) | 2018-06-29 |
Family
ID=59437442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710262178.7A Active CN106931312B (en) | 2017-04-20 | 2017-04-20 | A kind of natural gas leakage detection apparatus |
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| Country | Link |
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| CN (1) | CN106931312B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260935A (en) * | 2019-07-29 | 2019-09-20 | 盛密科技(上海)有限公司 | A kind of flow detector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204575255U (en) * | 2015-04-16 | 2015-08-19 | 广东梅雁吉祥水电股份有限公司 | A kind of hydropower generator air cooler leakage inspector |
| CN205264012U (en) * | 2015-11-02 | 2016-05-25 | 中国计量学院 | High accuracy natural gas leakage detector based on thing networking |
| JP2016180166A (en) * | 2015-03-25 | 2016-10-13 | 東芝ライフスタイル株式会社 | Water electrolysis apparatus, storage chamber and refrigerator |
| CN206723849U (en) * | 2017-04-20 | 2017-12-08 | 郭蒲源 | Natural gas leakage detection apparatus |
-
2017
- 2017-04-20 CN CN201710262178.7A patent/CN106931312B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016180166A (en) * | 2015-03-25 | 2016-10-13 | 東芝ライフスタイル株式会社 | Water electrolysis apparatus, storage chamber and refrigerator |
| CN204575255U (en) * | 2015-04-16 | 2015-08-19 | 广东梅雁吉祥水电股份有限公司 | A kind of hydropower generator air cooler leakage inspector |
| CN205264012U (en) * | 2015-11-02 | 2016-05-25 | 中国计量学院 | High accuracy natural gas leakage detector based on thing networking |
| CN206723849U (en) * | 2017-04-20 | 2017-12-08 | 郭蒲源 | Natural gas leakage detection apparatus |
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| CN106931312A (en) | 2017-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200102 Address after: 343100 Ji'an County, Jiangxi province Ji'an County North source village official village Tangshan natural village 21 Patentee after: Luo Jun Address before: Shangqiu City, Henan province 476000 Suiyang District Zhujianglu Road Sunshine Home Building No. 6 Patentee before: Guo Puyuan |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200605 Address after: No.168, Guoxin South Road, Chengnan Industrial Park, juegang Town, Rudong County, Nantong City, Jiangsu Province Patentee after: Jiangsu Xingguo Gas Co.,Ltd. Address before: 343100 Ji'an County, Jiangxi province Ji'an County North source village official village Tangshan natural village 21 Patentee before: Luo Jun |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A natural gas leak detection device Granted publication date: 20180629 Pledgee: Rudong sub branch of Bank of China Ltd. Pledgor: Jiangsu Xingguo Gas Co.,Ltd. Registration number: Y2024980015359 |