CN215569705U - Filling and gas discharging device with purging function - Google Patents
Filling and gas discharging device with purging function Download PDFInfo
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- CN215569705U CN215569705U CN202121123195.0U CN202121123195U CN215569705U CN 215569705 U CN215569705 U CN 215569705U CN 202121123195 U CN202121123195 U CN 202121123195U CN 215569705 U CN215569705 U CN 215569705U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/34—Hydrogen distribution
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/45—Hydrogen technologies in production processes
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model provides a charging and discharging device with a purging function, which comprises an air supply pipe, a gas conveying pipe, a purging pipe and a diffusing pipe, wherein one end of the air supply pipe is connected with an external air source, the other end of the air supply pipe is connected with a hydrogen storage pipe bundle, one end of the gas conveying pipe is connected with the air supply pipe, the other end of the gas conveying pipe is connected with a hydrogen device, one end of the purging pipe is connected with the air supply pipe, the other end of the purging pipe is used for connecting an external nitrogen source, one end of the diffusing pipe is connected with the gas conveying pipe, the other end of the diffusing pipe is a diffusing interface, and the diffusing interface is used for connecting an external exhaust pipeline. The utility model has the beneficial effects that: the filling and gas discharging device can fill hydrogen in an external gas source into the hydrogen storage tube bundle for storage, and can input the hydrogen stored in the hydrogen storage tube bundle into the hydrogen using device, and the filling and gas discharging device can reduce pipeline parts of a hydrogen filling station and improve hydrogen conveying efficiency; this fill dress gas discharge device's diffusion tube still establishes hydrogen concentration detector, can guarantee that nitrogen gas is complete, improves the security that hydrogen filled the gas discharge process.
Description
Technical Field
The utility model relates to the technical field of hydrogen station equipment, in particular to a filling and gas discharging device with a purging function.
Background
The hydrogen station is used for filling hydrogen to the hydrogen energy car, and the hydrogen source in the different hydrogen stations is different, and some hydrogen stations are direct to be saved and transport hydrogen through storing hydrogen tube bank, then supply hydrogen to the hydrogen energy car through storing hydrogen tube bank, and some hydrogen stations still have hydrogen plant, and hydrogen plant supplies hydrogen for the follow-up equipment in the hydrogen station after preparing hydrogen. However, if the subsequent equipment is in a non-operating state, the hydrogen for preparing hydrogen needs to be stored in the hydrogen storage tube bundle. The problem that the hydrogen supply is insufficient or even interrupted due to the failure of the hydrogen production end in the hydrogen filling process is solved.
The hydrogen energy automobile filling process of the hydrogen storage tube bundle is a hydrogen gas discharging process, the hydrogen supply process of the hydrogen storage tube bundle of the hydrogen production device is a hydrogen filling process, and the hydrogen pipeline needs to be blown when the hydrogen and filling states of the hydrogen storage tube bundle are switched. The existing hydrogen storage tube bundle has the disadvantages that the gas discharging pipeline and the charging pipeline are mutually independent pipelines, so that the hydrogen storage tube bundle is complex to operate and low in safety when the charging state and the discharging state are switched.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to enable the hydrogen storage tube bundle to conveniently complete the filling process of hydrogen gas discharge and improve the purging effect on the hydrogen pipeline, the utility model provides a filling and gas discharging device with purging function, which comprises an air supply tube, an air delivery tube, a purging tube and a diffusing tube, wherein one end of the air supply tube is connected with an external air source, the other end of the air supply tube is connected with the hydrogen storage tube bundle, the air supply tube is provided with a first pneumatic valve, one end of the air delivery tube is connected with the air supply tube, the other end of the air delivery tube is connected with a hydrogen using device, the air delivery tube is provided with a second pneumatic valve, one end of the purging tube is connected with the air supply tube, the other end of the purging tube is used for connecting with an external nitrogen source, the purging tube is further connected with a first pneumatic control tube and a second pneumatic control tube, one end of the first pneumatic control tube is connected with the purging tube, the other end of the second pneumatic control tube is connected with the purging tube, the other end is connected on the second pneumatic valve, is equipped with the third solenoid valve on the second pneumatic control pipe, on diffusing pipe one end connection gas-supply pipe, the other end is the interface of diffusing, diffuses the interface and is used for connecting outside exhaust pipe.
Furthermore, a safety pipe is arranged between the gas pipe and the diffusing pipe, and a safety valve is arranged on the safety pipe.
Furthermore, the gas supply pipe is also provided with a pressure transmitter, and the pressure transmitter is used for sensing the gas pressure in the gas supply pipe.
Furthermore, still be equipped with a hydrogen concentration detector on the diffusion pipe, hydrogen concentration detector is used for detecting the hydrogen concentration in the gas of passing through the diffusion pipe exhaust.
Further, the gas supply pipe is also provided with a first stop valve and a second stop valve, the first stop valve is close to the external gas source, and the second stop valve is close to the hydrogen storage tube bundle.
Furthermore, a filter is arranged on the gas transmission pipe and used for filtering impurities in the hydrogen entering the hydrogen using device through the gas transmission pipe.
The filling and gas discharging device with the purging function has the beneficial effects that: the filling and gas discharging device can fill hydrogen in an external gas source into the hydrogen storage tube bundle for storage, and can input the hydrogen stored in the hydrogen storage tube bundle into the hydrogen using device, and the filling and gas discharging device can be used as a hydrogen transfer junction, so that the pipeline parts of a hydrogenation system are reduced, and the hydrogen conveying efficiency is improved; the filling and gas discharging device is also provided with a nitrogen purging pipeline, the nitrogen purging of the hydrogen pipeline can be completed in the unloading and filling conversion process of hydrogen, and the hydrogen concentration detector is also arranged on a scattered pipe of the filling and gas discharging device, so that whether the nitrogen purging is complete or not can be detected, and after the nitrogen purging pipeline and the hydrogen concentration detector are added, the filling and gas discharging of the hydrogen can be safer.
Drawings
Fig. 1 is a connection structure diagram of a charging and discharging device with a purging function according to an embodiment of the present invention.
In the figure: 1-hydrogen storage tube bundle, 2-gas supply tube, 21-gas supply joint, 22-first stop valve, 23-first pneumatic valve, 24-second stop valve, 25-pressure transmitter, 3-gas pipe, 31-first one-way valve, 32-second pneumatic valve, 33-filter, 34-second one-way valve, 35-gas transmission joint, 4-purging pipe, 41-purging joint, 42-first electromagnetic valve, 43-first pneumatic control pipe, 44-second electromagnetic valve, 45-second pneumatic control pipe, 46-third electromagnetic valve, 5-diffusing pipe, 51-fourth electromagnetic valve, 52-hydrogen concentration detector, 53-diffusing joint and 6-safety valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, a charging and discharging device with purging function includes an air supply pipe 2, an air supply pipe 3, a purging pipe 4 and a diffusing pipe 5, where one end of the air supply pipe 2 is an air supply connector 11, the other end is connected to a hydrogen storage tube bundle 1, the air supply connector 21 is used to connect to an external air source (for example, a hydrogen production device), the air supply pipe 2 is further sequentially provided with a first stop valve 22, a first pneumatic valve 23 and a second stop valve 24, the first stop valve 22 is close to the air supply connector 21, the second stop valve 24 is close to the hydrogen storage tube bundle 1, and the air supply pipe 2 is used to input hydrogen in the external air source into the hydrogen storage tube bundle 1.
3 one ends of gas-supply pipe are connected on the air supply pipe 2, the other end of gas-supply pipe 3 is gas-supply interface 35, gas-supply interface 35 is used for connecting with the hydrogen device, still be equipped with first check valve 31, second pneumatic valve 32, filter 33 and second check valve 34 on the gas-supply pipe 3, gas-supply pipe 3 is arranged in inputing the hydrogen with the hydrogen device with hydrogen bank 1, filter 33 is arranged in filtering the solid impurity in the hydrogen with the hydrogen device through 3 entering of gas-supply pipe.
One end of the purging pipe 4 is connected to the air supply pipe 2, the other end of the purging pipe 4 is a purging interface 41, the purging interface 41 is used for connecting an external nitrogen source, the purging pipe 4 is provided with a first electromagnetic valve 42, the purging pipe is further connected with a first pneumatic control pipe 43 and a second pneumatic control pipe 45, one end of the first pneumatic control pipe 43 is connected to the purging pipe 4, the other end of the first pneumatic control pipe is connected to the first pneumatic valve 23, the first pneumatic control pipe 43 is provided with a second electromagnetic valve 44, one end of the second pneumatic control pipe 45 is connected to the purging pipe 4, the other end of the second pneumatic control pipe is connected to the second pneumatic valve 32, the second pneumatic control pipe 45 is provided with a third electromagnetic valve 46, the first electromagnetic valve 42 is opened, nitrogen in the nitrogen source is input into the air supply pipe 2 to purge the air supply pipe 2, the second electromagnetic valve 44 is opened, and nitrogen in the nitrogen source enters the first pneumatic control valve 23 through the first pneumatic control pipe 43 and opens the first pneumatic control valve 23, the third solenoid valve 46 is opened and the nitrogen in the nitrogen source opens the second pneumatic control valve 32 through the second pneumatic control tube 45.
On 5 one ends of the diffusing pipe are connected with the gas pipe 3, the other end is a diffusing interface 53, the diffusing interface 53 is used for connecting an external exhaust pipe, the diffusing pipe 5 is provided with a fourth electromagnetic valve 51, a hydrogen concentration detector 52 and a third one-way valve, the fourth electromagnetic valve 51 is opened, then the diffusing pipe 5 can exhaust gas in the gas supply pipe, the hydrogen concentration detector 52 is used for detecting the hydrogen concentration in the gas discharged from the diffusing pipe 5 when the diffusing pipe 4 is purged with nitrogen, and when the hydrogen concentration is lower than a set value, the purging is complete.
Further, still be equipped with a safety tube between gas-supply pipe 3 and the pipe 5 of diffusing, still be equipped with a relief valve 6 on the safety tube, when the internal gas pressure of gas-supply pipe 3 was too high, relief valve 6 opened automatically, and 3 gas of gas-supply pipe are got rid of through safety tube and pipe 5 of diffusing to guarantee that the gas pressure does not exceed the safe value in the gas-supply pipe 3, still be equipped with a pressure transmitter 25 on the gas supply pipe 2, pressure transmitter 25 is arranged in the sensing gas pressure in the gas supply pipe 1.
The working principle is as follows: (1) the process of supplying gas to the hydrogen storage tube bundle 1 by an external gas source comprises the following steps: connecting the gas supply connector 21 to an external gas source; and opening the first and second stop valves and the second electromagnetic valve 44, wherein nitrogen in the nitrogen source pushes the first pneumatic valve 23 to open along the first pneumatic control pipe 43, and hydrogen in the external gas source enters the hydrogen storage tube bundle 1 through the gas supply pipe to complete the gas supply process of the external gas source to the hydrogen storage tube bundle 1.
(2) The hydrogen supplying process of the hydrogen storage tube bundle 1 to the hydrogen using device is as follows: connecting the gas transmission joint 35 to the hydrogen utilization device; opening the second cut-off valve 24, closing the first cut-off valve 22, and opening the third electromagnetic valve 46; the nitrogen in the nitrogen source pushes the second pneumatic valve 32 to open along the second pneumatic control pipe 45, and the hydrogen in the hydrogen storage tube bundle 1 enters the hydrogen using device through the gas conveying pipe 3 to complete the gas supply of the hydrogen storage tube bundle 1 to the hydrogen using device.
(3) And (3) nitrogen purging: and (3) closing the first and second stop valves, opening the first electromagnetic valve 42 and the fourth electromagnetic valve 51, allowing nitrogen in the nitrogen source to enter the gas supply pipe 2 and be discharged through the gas supply pipe 3 and the purging pipe 5, so as to blow out residual hydrogen in the gas supply pipe 2 and the gas supply pipe 3 through the diffusing pipe 5, when the hydrogen concentration detector 52 detects that hydrogen in gas passing through the hydrogen concentration detector is lower than a set value, indicating that purging is complete, and closing the first electromagnetic valve 42 and the fourth electromagnetic valve 51 at the moment, namely completing purging of the nitrogen.
The filling and gas discharging device with the purging function has the beneficial effects that: the filling and gas discharging device can fill hydrogen in an external gas source into the hydrogen storage tube bundle 1 for storage, and can input the hydrogen stored in the hydrogen storage tube bundle 1 into the hydrogen using device, and the filling and gas discharging device can be used as a hydrogen transfer junction, so that the pipeline parts of a hydrogenation system are reduced, and the hydrogen conveying efficiency is improved; the filling and gas discharging device is also provided with a nitrogen purging pipeline, the nitrogen purging of the hydrogen pipeline can be completed in the unloading and filling conversion process of the hydrogen, the diffusing pipe 5 of the filling and gas discharging device is also provided with a hydrogen concentration detector 52, whether the nitrogen purging is complete can be detected, and after the nitrogen purging pipeline and the hydrogen concentration detector 52 are added, the filling and gas discharging of the hydrogen can be safer.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The utility model provides a gas device is unloaded in filling of function is swept in area which characterized in that: comprises an air supply pipe, an air delivery pipe, a purging pipe and a diffusing pipe, wherein one end of the air supply pipe is connected with an external air source, the other end of the air supply pipe is connected with a hydrogen storage pipe bundle, the air supply pipe is provided with a first pneumatic valve, one end of the gas pipe is connected with the gas supply pipe, the other end of the gas pipe is connected with the hydrogen device, a second pneumatic valve is arranged on the gas pipe, one end of the purging pipe is connected with the gas supply pipe, the other end of the purging pipe is used for connecting an external nitrogen source, the purging pipe is also connected with a first pneumatic control pipe and a second pneumatic control pipe, one end of the first pneumatic control pipe is connected with the purging pipe, the other end of the first pneumatic control pipe is connected with the first pneumatic valve, one end of the second air control pipe is connected with the purging pipe, the other end of the second air control pipe is connected with the second pneumatic valve, the second air control pipe is provided with a third solenoid valve, one end of the diffusing pipe is connected with the gas pipe, the other end of the diffusing pipe is a diffusing interface, and the diffusing interface is used for being connected with an external gas exhaust pipeline.
2. The filling and gas discharging device with the purging function as claimed in claim 1, wherein: a safety pipe is arranged between the gas pipe and the diffusing pipe, and a safety valve is arranged on the safety pipe.
3. The filling and gas discharging device with the purging function as claimed in claim 1, wherein: still be equipped with a pressure transmitter on the air supply pipe, pressure transmitter is arranged in the sensing air supply pipe gas pressure.
4. The filling and gas discharging device with the purging function as claimed in claim 1, wherein: still be equipped with a hydrogen concentration detector on the diffusion pipe, hydrogen concentration detector is arranged in detecting the hydrogen concentration in the gas of diffusing the tub exhaust.
5. The filling and gas discharging device with the purging function as claimed in claim 1, wherein: the gas supply pipe is also provided with a first stop valve and a second stop valve, the first stop valve is close to the external gas source, and the second stop valve is close to the hydrogen storage tube bundle.
6. The filling and gas discharging device with the purging function as claimed in claim 1, wherein: the gas transmission pipe is also provided with a filter which is used for filtering impurities in the hydrogen entering the hydrogen using device through the gas transmission pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121123195.0U CN215569705U (en) | 2021-05-24 | 2021-05-24 | Filling and gas discharging device with purging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121123195.0U CN215569705U (en) | 2021-05-24 | 2021-05-24 | Filling and gas discharging device with purging function |
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| Publication Number | Publication Date |
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| CN215569705U true CN215569705U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121123195.0U Active CN215569705U (en) | 2021-05-24 | 2021-05-24 | Filling and gas discharging device with purging function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951156A (en) * | 2022-05-18 | 2022-08-30 | 广东韶钢松山股份有限公司 | Purging device and method for gas supply equipment, gas supply system, equipment and storage medium |
-
2021
- 2021-05-24 CN CN202121123195.0U patent/CN215569705U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114951156A (en) * | 2022-05-18 | 2022-08-30 | 广东韶钢松山股份有限公司 | Purging device and method for gas supply equipment, gas supply system, equipment and storage medium |
| CN114951156B (en) * | 2022-05-18 | 2023-10-20 | 广东韶钢松山股份有限公司 | Purging device and method for air supply equipment, air supply system, equipment and storage medium |
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