CN213394662U

CN213394662U - Hydrogen pipeline leakage detection device

Info

Publication number: CN213394662U
Application number: CN202022373066.9U
Authority: CN
Inventors: 徐雪; 李辰玮; 李颖; 孙宁; 贾鹏飞
Original assignee: Zhangjiakou Honghua Clean Energy Technology Co ltd
Current assignee: Zhangjiakou Honghua Clean Energy Technology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-06-08
Anticipated expiration: 2030-10-22

Abstract

The utility model relates to the technical field of hydrogen pipeline leakage detection, in particular to a hydrogen pipeline leakage detection device, which comprises an alarm, a hydrogen detector and a detection box, wherein the alarm is electrically connected with the hydrogen detector, the middle part of the detection box is fixedly connected with a first pipeline and a second pipeline, the bottom of the first pipeline and the bottom of the second pipeline are fixedly connected with supporting plates, the bottom of each supporting plate is fixedly connected with a supporting column, the bottom of the inner wall of the detection box is fixedly connected with a fixed plate, the bottom of each supporting column is fixedly connected with the top of the fixed plate, the hydrogen detector is fixedly connected with the top of the inner wall of the detection box, the alarm is fixedly connected with the top of the detection box, the top side wall of the detection box is communicated with an exhaust tube, the middle part of the exhaust tube is provided with a vacuum pump, the other end of the exhaust tube is communicated, the leaked hydrogen is prevented from being discharged into the air and exploding when encountering fire, the safety is higher, and the resources are saved.

Description

Hydrogen pipeline leakage detection device

Technical Field

The utility model relates to a hydrogen pipeline leak testing technical field specifically is a hydrogen pipeline leak testing device.

Background

It is known that hydrogen was synthesized artificially at the earliest of the 16 th century, when the method used was to put the metal in a strong acid; at normal temperature and normal pressure, hydrogen is extremely combustible, colorless, transparent, odorless and tasteless, and the phenomenon of hydrogen leakage often appears in hydrogen transmission equipment, and the hydrogen leakage can explode once meeting open fire, and is high in danger, so that a hydrogen leakage detection device is needed to detect the transmission equipment.

Current hydrogen leakage detection device is hydrogen detection alarm, and hydrogen detection alarm includes alarm and hydrogen detector, alarm and hydrogen detector electric connection, and it can only detect and send alarm signal to the hydrogen of leaking, can not take emergency treatment measure to the hydrogen of leaking, and hydrogen leaks to the air, and danger coefficient is higher, the security is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a can save and handle the hydrogen of leaking, prevent that the hydrogen of leaking from discharging and meeting the fire and exploding in the air, the security is higher, resources are saved's hydrogen pipeline leakage detection device.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a hydrogen pipeline leakage detection device comprises an alarm, a hydrogen detector and a detection box, wherein the alarm is electrically connected with the hydrogen detector, the middle part of the detection box is fixedly connected with a first pipeline and a second pipeline, the bottom of the first pipeline and the bottom of the second pipeline are both fixedly connected with supporting plates, the bottom of each supporting plate is fixedly connected with a supporting column, the bottom of the inner wall of the detection box is fixedly connected with a fixed plate, the bottom of each supporting column is fixedly connected with the top end of the fixed plate, the hydrogen detector is fixedly connected with the top end of the inner wall of the detection box, the alarm is fixedly connected with the top end of the detection box, the top side wall of the detection box is communicated with an exhaust tube, the middle part of the exhaust tube is provided with a vacuum pump, the other end of the exhaust tube is communicated with a three-way pipe, the bottom end of the three-way pipe, electric three-way valve and pressure detector electric connection, the right-hand member intercommunication of three-way pipe have the output tube, and the bottom intercommunication of output tube has the adsorption tank, and the inner wall fixedly connected with of adsorption tank has a plurality of adsorbed layers.

Preferably, the positions of the detection box connected with the first pipeline and the second pipeline are fixedly connected with sealing rings.

Preferably, the inner wall of each supporting plate is fixedly connected with a wear pad.

Preferably, the bottom fixedly connected with mounting panel of vacuum pump, the mounting panel is connected with the top of detection case through a plurality of bolts.

Preferably, the bottom end of the storage tank and the bottom end of the adsorption box are fixedly connected with a base.

Preferably, the bottom ends of the detection box and the base are fixedly connected with an installation frame.

Preferably, a box door is arranged on the front side wall of the detection box, and a sealing strip is fixedly connected to the position where the box door is connected with the front side wall of the detection box.

(III) advantageous effects

Compared with the prior art, the utility model provides a hydrogen pipeline leakage detection device possesses following beneficial effect:

this hydrogen pipeline leakage detection device, detect the junction of first pipeline and second pipeline through the hydrogen detector, during hydrogen leakage, the hydrogen detector passes the signal to the alarm, make the alarm report to the police, remind the staff to maintain, the hydrogen of leakage enters into to the holding vessel through the vacuum pump extraction, after hydrogen in the holding vessel is full, pass the signal to electric three-way valve through pressure detector, electric three-way valve rotates and carries hydrogen in the adsorption tank through the output tube, adsorb hydrogen through the adsorbed layer, it can save and handle the hydrogen of leakage to have reached, prevent that the hydrogen of leaking from discharging and meeting fire and exploding in the air, the security is higher, resources are saved's effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

fig. 3 is a left side view structural diagram of the first pipeline, the supporting plate, the wear pad and the supporting column of the present invention;

fig. 4 is a schematic view of the main structure of the detection box of the present invention.

In the figure: 1. a detection box; 2. a first conduit; 3. a second conduit; 4. a support plate; 5. a support pillar; 6. a fixing plate; 7. a hydrogen gas detector; 8. an alarm; 9. an air exhaust pipe; 10. a vacuum pump; 11. a three-way pipe; 12. a storage tank; 13. a pressure detector; 14. an electric three-way valve; 15. an output pipe; 16. an adsorption tank; 17. an adsorption layer; 18. a seal ring; 19. a wear pad; 20. mounting a plate; 21. a bolt; 22. a base; 23. a mounting frame; 24. a box door; 25. a sealing strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-4, a hydrogen pipeline leakage detection device includes an alarm 8, a hydrogen detector 7 and a detection box 1, wherein the alarm 8 is electrically connected with the hydrogen detector 7, a box door 24 is arranged on the front side wall of the detection box 1, and a sealing strip 25 is fixedly connected to the position where the box door 24 is connected with the front side wall of the detection box 1, so that a user can conveniently open the detection box 1 to maintain the connection between the first pipeline 2 and the second pipeline 3; the middle part of the detection box 1 is fixedly connected with a first pipeline 2 and a second pipeline 3, and the connection positions of the detection box 1 and the first pipeline 2 and the second pipeline 3 are both fixedly connected with a sealing ring 18, so that hydrogen is prevented from flowing into the air through the connection positions of the first pipeline 2 and the second pipeline 3 and the detection box 1, and the safety of the device is improved; the bottom of the first pipeline 2 and the bottom of the second pipeline 3 are both fixedly connected with supporting plates 4, and the inner walls of the supporting plates 4 are both fixedly connected with wear-resistant pads 19, so that the first pipeline 2, the second pipeline 3 and the supporting plates 4 are prevented from being worn due to long-term contact, and the reliability of the device is improved; the bottom end of each supporting plate 4 is fixedly connected with a supporting column 5, the bottom end of the inner wall of the detection box 1 is fixedly connected with a fixing plate 6, the bottom end of each supporting column 5 is fixedly connected with the top end of the fixing plate 6, a hydrogen detector 7 is fixedly connected with the top end of the inner wall of the detection box 1, an alarm 8 is fixedly connected with the top end of the detection box 1, the top side wall of the detection box 1 is communicated with an exhaust tube 9, a vacuum pump 10 is installed in the middle of the exhaust tube 9, the bottom end of the vacuum pump 10 is fixedly connected with a mounting plate 20, and the mounting plate 20 is connected with the top end of the detection box 1 through; the other end of the extraction pipe 9 is communicated with a three-way pipe 11, the bottom end of the three-way pipe 11 is communicated with a storage tank 12, the top end of the storage tank 12 is provided with a pressure detector 13, the outer part of the three-way pipe 11 is provided with an electric three-way valve 14, the electric three-way valve 14 is electrically connected with the pressure detector 13, the right end of the three-way pipe 11 is communicated with an output pipe 15, the bottom end of the output pipe 15 is communicated with an adsorption tank 16, the bottom ends of the storage tank 12 and the adsorption tank 16 are fixedly connected with a base 22, and the bottom ends of the detection tank 1 and the base; supporting the storage tank 12 and the adsorption tank 16; the inner wall of the adsorption box 16 is fixedly connected with a plurality of adsorption layers 17, sponge palladium is arranged in the adsorption layers 17 and reacts with hydrogen to absorb the hydrogen, the joint of the first pipeline 2 and the second pipeline 3 is detected by the hydrogen detector 7, and when hydrogen leaks, the hydrogen detector 7 transmits a signal to the alarm 8, so that the alarm 8 gives an alarm to remind a worker to carry out maintenance, leaked hydrogen is pumped into the storage tank 12 through the vacuum pump 10, when the hydrogen in the storage tank 12 is full, the pressure detector 13 transmits a signal to the electric three-way valve 14, the electric three-way valve 14 rotates to convey the hydrogen to the adsorption tank 16 through the output pipe 15, adsorb hydrogen through adsorbed layer 17, reached and to have stored and handle the hydrogen that leaks, prevent that the hydrogen that leaks from discharging to meet the fire and explode in the air, the security is higher, resources are saved's effect.

To sum up, this hydrogen pipeline leak detection device's theory of operation and working process do, when using, at first hydrogen detector 7 detects first pipeline 2 and second pipeline 3's junction, when hydrogen leaks, hydrogen detector 7 passes to alarm 8 with the signal, make alarm 8 report to the police, remind the staff to maintain, the hydrogen of leaking gets into to holding vessel 12 through the extraction of vacuum pump 10, after hydrogen in holding vessel 12 is full, pressure detector 13 passes to electric three-way valve 14 with the signal, electric three-way valve 14 rotates and carries hydrogen through output tube 15 to adsorption tank 16, adsorption layer 17 adsorbs hydrogen.

The hydrogen detector 7 and the pressure detector 13 are well-known devices directly available on the market, and are used herein only, and no structural and functional improvements are made, and detailed description is omitted here.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydrogen pipeline leakage detection device, includes alarm (8) and hydrogen detector (7), alarm (8) and hydrogen detector (7) electric connection, its characterized in that: the device is characterized by further comprising a detection box (1), a first pipeline (2) and a second pipeline (3) are fixedly connected to the middle of the detection box (1), support plates (4) are fixedly connected to the bottoms of the first pipeline (2) and the bottom of the second pipeline (3), support columns (5) are fixedly connected to the bottoms of the support plates (4), a fixed plate (6) is fixedly connected to the bottom end of the inner wall of the detection box (1), the bottom end of each support column (5) is fixedly connected to the top end of the fixed plate (6), a hydrogen detector (7) is fixedly connected to the top end of the inner wall of the detection box (1), an alarm (8) is fixedly connected to the top end of the detection box (1), an exhaust pipe (9) is communicated to the top side wall of the detection box (1), a vacuum pump (10) is installed in the middle of the exhaust pipe (9), the other end of the exhaust pipe (9) is communicated with a three-way pipe (11), a storage, pressure measurement appearance (13) are installed on the top of holding vessel (12), and the externally mounted of three-way pipe (11) has electronic three-way valve (14), and electronic three-way valve (14) and pressure measurement appearance (13) electric connection, the right-hand member intercommunication of three-way pipe (11) have output tube (15), and the bottom intercommunication of output tube (15) has adsorption tank (16), and the inner wall fixedly connected with of adsorption tank (16) has a plurality of adsorbed layers (17).

2. A hydrogen gas pipe leakage detection apparatus according to claim 1, wherein: the position where the detection box (1) is connected with the first pipeline (2) and the second pipeline (3) is fixedly connected with a sealing ring (18).

3. A hydrogen gas pipe leakage detection apparatus according to claim 2, wherein: the inner wall of each supporting plate (4) is fixedly connected with a wear-resistant pad (19).

4. A hydrogen gas pipe leakage detection apparatus according to claim 3, wherein: the bottom fixedly connected with mounting panel (20) of vacuum pump (10), mounting panel (20) are connected with the top of detection case (1) through a plurality of bolts (21).

5. A hydrogen gas pipe leakage detection apparatus according to claim 4, wherein: the bottom ends of the storage tank (12) and the adsorption box (16) are fixedly connected with a base (22).

6. A hydrogen gas pipe leakage detection apparatus according to claim 5, wherein: the bottom end of the detection box (1) and the bottom end of the base (22) are fixedly connected with an installation frame (23).

7. A hydrogen gas pipe leakage detection apparatus according to claim 6, wherein: the front side wall of the detection box (1) is provided with a box door (24), and a sealing strip (25) is fixedly connected to the position where the box door (24) is connected with the front side wall of the detection box (1).