CN112197180B - Gas pipe fitting leak protection structure - Google Patents
Gas pipe fitting leak protection structure Download PDFInfo
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- CN112197180B CN112197180B CN202011107602.9A CN202011107602A CN112197180B CN 112197180 B CN112197180 B CN 112197180B CN 202011107602 A CN202011107602 A CN 202011107602A CN 112197180 B CN112197180 B CN 112197180B
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- pipe
- outer protective
- gas
- protective pipe
- leakage
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- 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
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
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- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a leakage-proof structure of a gas pipe fitting, which relates to the technical field of leakage prevention of gas pipelines, and aims at solving the problems that when the existing gas pipeline is not provided with an active leakage-proof device, the leaked gas is difficult to discharge atmosphere in time and certain potential safety hazards are caused. The device not only can actively dilute and discharge the combustible gas; and can inform the leakage information of nearby residents quickly; meanwhile, the device is convenient for later maintenance, has the function of protecting the gas pipe, and is suitable for popularization.
Description
Technical Field
The invention relates to the technical field of leakage prevention of gas pipelines, in particular to a leakage prevention structure of a gas pipe fitting.
Background
The important carriers for conveying combustible gases such as natural gas and the like in the gas pipeline are not few due to explosion accidents caused by leakage of the gas pipeline; the gas pipeline brings hidden danger to the life safety of people to a certain extent, so the use safety of the gas pipeline is paid particular attention.
Present gas pipeline often carries out the transportation of gas through buying the underground, and lack certain initiative device of preventing leaking, when leading to gas pipeline to take place to leak, if the gas discharge is not smooth, make the gas take place the gathering easily, thereby bring the hidden danger that takes place the explosion, and present gas pipeline gets the device that the law leaked the warning, when leading to gas to leak, the relevant administrative department of notice that can not be timely and leak resident on every side, the security performance is not enough, consequently, in order to solve this type of problem, we propose a gas pipe fitting structure of preventing leaking.
Disclosure of Invention
The invention provides a leakage-proof structure of a gas pipe fitting, which solves the problem that when the existing gas pipe is not provided with an active leakage-proof device, the leaked gas is difficult to be discharged out of the atmosphere in time when the gas pipe is leaked, so that certain potential safety hazard is caused.
In order to achieve the purpose, the invention adopts the following technical scheme:
a leakage-proof structure of a gas pipe fitting comprises an outer protective pipe, a transmission socket, a control computer, a water delivery pipe, a ground surface and an inner protective pipe, wherein the inner protective pipe is arranged inside the outer protective pipe, supporting rods which are uniformly distributed are fixedly connected between the outer surface of the inner protective pipe and the inner wall of the outer protective pipe, thread seats which are uniformly distributed are fixedly connected on the surface of the outer protective pipe, the thread seats are arranged on one side, close to the ground surface, of the outer protective pipe, mounting rods are rotatably arranged inside the thread seats, penetrate through the thread seats and are in threaded connection with the thread seats, combustible gas sensors are fixedly arranged at one ends, located inside the outer protective pipe, of the mounting rods, hand-turning discs are fixedly arranged at one ends, far away from the combustible gas sensors, water guide pipes which are uniformly distributed are fixedly arranged on the surface of the outer protective pipe, the water guide pipes are fixedly connected and communicated with the water conveying pipe, a drainage pump is fixedly mounted at one end of the water conveying pipe, a drainage pipe is fixedly mounted at the water outlet end of the drainage pump, the drainage pipe penetrates through the ground surface, a data line is fixedly connected with the input end of the control computer, a piezoresistor is arranged in the middle of the data line, and the transmission sockets are electrically connected with the data line.
Preferably, evenly distributed's air vent is seted up on the surface of interior protective pipe, just the air vent all runs through the inner wall of interior protective pipe, the inside slidable mounting of interior protective pipe has the gas pipe.
Preferably, the outer protective pipe is located the below setting of earth's surface, just evenly distributed's maintenance groove is seted up on the surface of earth's surface, installation pole and screw thread seat all are located the inside setting in maintenance groove.
Preferably, the surface of the mounting rod is connected with an electric wire, and one end of the electric wire, which is far away from the mounting rod, is fixedly provided with a transmission plug, the transmission plugs are respectively and electrically connected with the transmission sockets, the transmission plugs are respectively and electrically connected with the combustible gas sensor, and the model of the combustible gas sensor is MQ-4.
Preferably, the outer fixed surface of interior protective pipe installs evenly distributed's buffer spring, just the equal fixed mounting of one end that interior protective pipe was kept away from to buffer spring has the kickboard, buffer spring is located one side setting that combustible gas sensor was kept away from to interior protective pipe, just equal fixed mounting has travel switch between kickboard and the interior protective pipe, just travel switch cup joints with buffer spring respectively, travel switch's output and the input electric connection of drain pump.
Preferably, the outer surface fixed mounting of outer protective pipe has evenly distributed's ventilation pipe, just the ventilation pipe all runs through the inner wall of outer protective pipe, the inner wall fixed mounting of ventilation pipe has ventilation fan, just the ventilation pipe runs through the earth's surface.
Preferably, one end of the ventilation pipe, which is far away from the outer protection pipe, is fixedly provided with a rain-proof cover.
Preferably, the earth's surface along the length direction fixed mounting of outer protective tube has evenly distributed's warning loudspeaker, just warning loudspeaker all with control computer electric connection.
The invention has the beneficial effects that:
1. the combustible gas sensors are uniformly distributed in the outer protective pipe, so that when the fuel gas leaks from the fuel gas pipe, the leaked information can be detected through the fuel gas sensors, the ventilation fan is controlled to be started, the combustible gas is actively diluted and discharged, and the condition that the fuel gas is gathered to cause danger is avoided; meanwhile, the alarm horn near the leakage part can be started through the control computer, so that the alarm horn plays a message notice of gas leakage, and therefore, the information of gas leakage of residents nearby can be rapidly informed, and the residents around the residents can take protective measures conveniently.
2. Through be provided with evenly distributed's travel switch between kickboard and interior protecting pipe, when making the inside of outer protecting pipe produce more ponding, promote travel switch through the come-up of kickboard to make travel switch start, and control the drain pump start, thereby through raceway and drain pipe with outer protecting pipe of the inside water discharge of outer protecting pipe, thereby make the device have according to the function of the automatic drainage of ponding degree of depth, ensured the device's normal operating.
3. Through all setting up the combustible gas sensor in the tip of installation pole to through transmission plug and transmission socket and data line electric connection, make when combustible gas sensor breaks down, at first with transmission plug and transmission socket separation, drive the installation pole through rotating the hand capstan after that and rotate, can follow the inside of installation pole follow outer protective tube with combustible gas sensor and get rid of, thereby maintain and change combustible gas sensor, make the device be convenient for later maintenance.
4. The inner protection pipe is arranged in the gas pipe, and the inner protection pipe is connected with the inner wall of the outer protection pipe through the supporting rod, so that the gas pipe is prevented from contacting with an external object, the gas pipe is protected, and the function of preventing the gas pipe from being damaged is achieved.
In conclusion, the device can actively dilute and discharge the combustible gas; and can inform the leakage information of nearby residents quickly; meanwhile, the device is convenient for later maintenance, has the function of protecting the gas pipe, and is suitable for popularization.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view showing the inner structure of the outer shield pipe according to the present invention.
Fig. 3 is a sectional view showing an inner structure of a vent pipe according to the present invention.
FIG. 4 is a cross-sectional view of a transverse cross-section of an outer shielding tube of the present invention.
FIG. 5 is an enlarged view of the structure A in FIG. 4 according to the present invention.
Fig. 6 is a schematic diagram of the connection structure of the control computer and the data line of the present invention.
The reference numbers in the figures: 1. an outer protective tube; 2. a support bar; 3. an inner protective tube; 4. a vent hole; 5. a gas pipe; 6. the earth surface; 7. maintaining the groove; 8. a threaded seat; 9. mounting a rod; 10. a transmission plug; 11. a hand-operated disc; 12. a ventilation pipe; 13. a ventilation fan; 14. a rain cover; 15. a water delivery pipe; 16. draining pump; 17. a drain pipe; 18. a buffer spring; 19. a floating plate; 20. a travel switch; 21. a control computer; 22. a data line; 23. a voltage dependent resistor; 24. a transmission jack; 25. an alarm horn; 26. a combustible gas sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a gas pipe fitting leakage-proof structure comprises an outer protective pipe 1, a transmission socket 24, a control computer 21, a water pipe 15, a ground surface 6 and an inner protective pipe 3, wherein the inner protective pipe 3 is arranged inside the outer protective pipe 1, supporting rods 2 which are uniformly distributed are fixedly connected between the outer surface of the inner protective pipe 3 and the inner wall of the outer protective pipe 1, threaded seats 8 which are uniformly distributed are fixedly connected to the surface of the outer protective pipe 1, the threaded seats 8 are arranged on one side, close to the ground surface 6, of the outer protective pipe 1, a mounting rod 9 is rotatably arranged inside the threaded seats 8, the mounting rod 9 penetrates through the threaded seats 8 and is in threaded connection with the threaded seats 8, a combustible gas sensor 26 is fixedly arranged at one end, located inside the outer protective pipe 1, of the mounting rod 9, far away from the combustible gas sensor 26, a hand-turning disc 11 is fixedly arranged at one end of the mounting rod 9, the surface of the outer protective pipe 1 is fixedly provided with water guide pipes which are uniformly distributed, the water guide pipes are fixedly connected and communicated with a water conveying pipe 15, one end of the water conveying pipe 15 is fixedly provided with a drainage pump 16, the water outlet end of the drainage pump 16 is fixedly provided with a drainage pipe 17, the drainage pipe 17 penetrates through the ground surface 6, the input end of a control computer 21 is fixedly connected with a data line 22, the middle of the data line 22 is provided with a piezoresistor 23, the transmission socket 24 is electrically connected with the data line 22, the surface of the inner protective pipe 3 is provided with vent holes 4 which are uniformly distributed, the vent holes 4 penetrate through the inner wall of the inner protective pipe 3, the inner protective pipe 3 is internally provided with a gas pipe 5 in a sliding manner, the outer protective pipe 1 is arranged below the ground surface 6, the surface of the ground surface 6 is provided with maintenance grooves 7 which are uniformly distributed, the installation rod 9 and the thread seat 8 are arranged inside the maintenance grooves 7, the surface of the mounting rod 9 is connected with an electric wire, one end of the electric wire far away from the mounting rod 9 is fixedly provided with a transmission plug 10, the transmission plugs 10 are respectively electrically connected with a transmission socket 24, the transmission plugs 10 are respectively electrically connected with a combustible gas sensor 26, the type of the combustible gas sensor 26 is MQ-4, the outer surface of the inner protection tube 3 is fixedly provided with buffer springs 18 which are uniformly distributed, one ends of the buffer springs 18 far away from the inner protection tube 3 are respectively and fixedly provided with a floating plate 19, the buffer springs 18 are arranged at one side of the inner protection tube 3 far away from the combustible gas sensor 26, travel switches 20 are respectively and fixedly arranged between the floating plate 19 and the inner protection tube 3, the travel switches 20 are respectively sleeved with the buffer springs 18, and the output ends of the travel switches 20 are electrically connected with the input ends of the drainage pump 16, outer protective tube 1's surface fixed mounting has evenly distributed's ventilation pipe 12, just ventilation pipe 12 all runs through outer protective tube 1's inner wall, ventilation fan 13 is installed to the inner wall fixed mounting of ventilation pipe 12, just ventilation pipe 12 runs through earth's surface 6, the equal fixed mounting of one end that outer protective tube 1 was kept away from to ventilation pipe 12 has rain-proof lid 14, earth's surface 6 along outer protective tube 1's length direction fixed mounting has evenly distributed's warning loudspeaker 25, just warning loudspeaker 25 all with control computer 21 electric connection.
The first embodiment is as follows: when the device is used, if a gas pipe 5 leaks, firstly leaked gas is discharged between an outer protective pipe 1 and an inner protective pipe 3 through a vent hole 4, a combustible gas sensor 26 close to the leaked gas firstly detects that the content of combustible gas in the air exceeds the standard, and transmits an exceeding signal to a control computer 21 through a data line 22, then the control computer 21 judges the approximate position of the gas leakage according to the combustible gas sensor 26 sending the signal, then the control computer 21 controls an alarm loudspeaker 25 near the leakage position to play an alarm sound to remind surrounding residents of the gas leakage condition so as to take certain protective measures, then the control computer 21 controls a ventilation fan 13 to start, one part of the ventilation fan 13 sucks external air into the outer protective pipe 1, and one part of the ventilation fan 13 discharges the gas in the outer protective pipe 1 out of the outer protective pipe 1, thereby diluting the leaked fuel gas and discharging the fuel gas out of the inner part of the outer protective pipe 1, thereby achieving the function of preventing the fuel gas from gathering to reach the combustible concentration.
Example two: when the inside of outer protective tube 1 produces more ponding, the water level of at first ponding risees and extrude buffer spring 18 through kickboard 19, the kickboard 19 extrusion travel switch 20 of come-up simultaneously, make travel switch 20 trigger, and start drain pump 16, thereby pass through the inside of raceway 15 pump income drain pipe 17 with the inside ponding of outer protective tube 1 through drain pump 16, and discharge earth's surface 6 through drain pipe 17, thereby reach automatic control and avoid the inside ponding that produces of outer protective tube 1.
Example three: when the control computer 21 shows that the combustible gas sensor 26 has a fault, the transmission plug 10 is disconnected from the transmission socket 24 through entering the maintenance groove 7 at the corresponding position, and then the adjusting handwheel 11 is rotated, so that the mounting rod 9 is rotated, the mounting rod 9 is separated from the threaded seat 8, and the combustible gas sensor 26 is taken out along with the mounting rod 9, so that the combustible gas sensor 26 can be conveniently repaired or replaced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A gas pipe fitting leakage-proof structure comprises an outer protective pipe (1), a transmission socket (24), a control computer (21), a water conveying pipe (15), a ground surface (6) and an inner protective pipe (3), and is characterized in that the inner protective pipe (3) is arranged inside the outer protective pipe (1), supporting rods (2) which are uniformly distributed are fixedly connected between the outer surface of the inner protective pipe (3) and the inner wall of the outer protective pipe (1), threaded seats (8) which are uniformly distributed are fixedly connected to the surface of the outer protective pipe (1), the threaded seats (8) are arranged on one sides, close to the ground surface (6), of the outer protective pipe (1), mounting rods (9) are rotatably arranged inside the threaded seats (8), the mounting rods (9) penetrate through the threaded seats (8) and are in threaded connection with the threaded seats (8), and combustible gas sensors (26) are fixedly arranged at one ends, located inside the outer protective pipe (1), of the mounting rods (9), the utility model discloses a combustible gas sensor, including installation pole (9), the equal fixed mounting in surface of outer protective tube (1) has evenly distributed's aqueduct, and the aqueduct all with raceway (15) fixed connection and intercommunication, the one end fixed mounting of raceway (15) has drain pump (16), just the play water end fixed mounting of drain pump (16) has drain pipe (17), earth's surface (6) are run through in drain pipe (17), the input fixedly connected with data line (22) of control computer (21), just the centre of data line (22) is provided with piezo-resistor (23), transmission socket (24) all with data line (22) electric connection.
2. The gas pipe fitting leakage-proof structure according to claim 1, wherein the surface of the inner protection pipe (3) is provided with uniformly distributed vent holes (4), the vent holes (4) all penetrate through the inner wall of the inner protection pipe (3), and the gas pipe (5) is slidably mounted inside the inner protection pipe (3).
3. The gas pipe fitting leakage-proof structure according to claim 1, wherein the outer protective pipe (1) is arranged below the ground surface (6), maintenance grooves (7) are uniformly distributed on the surface of the ground surface (6), and the mounting rod (9) and the threaded seat (8) are arranged inside the maintenance grooves (7).
4. The gas pipe fitting leakage-proof structure according to claim 1, wherein an electric wire is connected to the surface of the mounting rod (9), and a transmission plug (10) is fixedly mounted at each end of the electric wire far away from the mounting rod (9), the transmission plugs (10) are respectively electrically connected to the transmission sockets (24), the transmission plugs (10) are respectively electrically connected to the combustible gas sensors (26), and the combustible gas sensors (26) are of type MQ-4.
5. The gas pipe fitting leakage-proof structure according to claim 1, wherein the outer surface of the inner protection pipe (3) is fixedly provided with buffer springs (18) which are uniformly distributed, one ends of the buffer springs (18) far away from the inner protection pipe (3) are fixedly provided with floating plates (19), the buffer springs (18) are arranged on one sides of the inner protection pipe (3) far away from the combustible gas sensor (26), travel switches (20) are fixedly arranged between the floating plates (19) and the inner protection pipe (3), the travel switches (20) are respectively sleeved with the buffer springs (18), and the output ends of the travel switches (20) are electrically connected with the input ends of the drainage pump (16).
6. The gas pipe fitting leakage-proof structure according to claim 1, wherein the outer surface of the outer protective pipe (1) is fixedly provided with ventilation pipes (12) which are uniformly distributed, the ventilation pipes (12) penetrate through the inner wall of the outer protective pipe (1), the inner wall of the ventilation pipes (12) is fixedly provided with a ventilation fan (13), and the ventilation pipes (12) penetrate through the ground surface (6).
7. The gas pipe leakage-proof structure according to claim 6, wherein one end of the ventilation pipe (12) far away from the outer protective pipe (1) is fixedly provided with a rain-proof cover (14).
8. The gas pipe leakage-proof structure according to claim 6, wherein the earth surface (6) is fixedly provided with alarm horns (25) which are uniformly distributed along the length direction of the outer protective pipe (1), and the alarm horns (25) are electrically connected with the control computer (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011107602.9A CN112197180B (en) | 2020-10-16 | 2020-10-16 | Gas pipe fitting leak protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011107602.9A CN112197180B (en) | 2020-10-16 | 2020-10-16 | Gas pipe fitting leak protection structure |
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| CN112197180A CN112197180A (en) | 2021-01-08 |
| CN112197180B true CN112197180B (en) | 2022-06-03 |
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| CN202011107602.9A Active CN112197180B (en) | 2020-10-16 | 2020-10-16 | Gas pipe fitting leak protection structure |
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| CN114484298B (en) * | 2022-01-27 | 2024-02-13 | 江西百士德环境科技有限公司 | Harmless recycling treatment device and process for hazardous chemical waste |
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| CN210860675U (en) * | 2019-08-19 | 2020-06-26 | 应松林 | Gas delivery pipe is with revealing alarm device |
| CN211039961U (en) * | 2019-11-21 | 2020-07-17 | 济南港华万通燃气工程设计有限公司 | Gas pipeline with prevent leaking alarm mechanism |
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2020
- 2020-10-16 CN CN202011107602.9A patent/CN112197180B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07332600A (en) * | 1994-03-01 | 1995-12-22 | Tdw Delaware Inc | Communicating device of signal between inside and outside ofpipeline |
| CN201057368Y (en) * | 2007-07-06 | 2008-05-07 | 山西太钢不锈钢股份有限公司 | Leakage explosion-proof device for gas pipe |
| CN105387350A (en) * | 2014-09-05 | 2016-03-09 | 西安天衡计量仪表有限公司 | Leakage-proof natural gas pipeline used for pipe network monitoring system |
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