CN207703414U - A kind of air-tightness detection device for fuel cell pile - Google Patents
A kind of air-tightness detection device for fuel cell pile Download PDFInfo
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- CN207703414U CN207703414U CN201721881098.1U CN201721881098U CN207703414U CN 207703414 U CN207703414 U CN 207703414U CN 201721881098 U CN201721881098 U CN 201721881098U CN 207703414 U CN207703414 U CN 207703414U
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- air
- fuel cell
- cell pile
- detection device
- tightness detection
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Abstract
The utility model is related to a kind of air-tightness detection devices for fuel cell pile, the device includes mobile braced frame, the fixed plate being arranged at the top of mobile braced frame and the air-leakage test unit being arranged in fixed plate, the gas bomb being connected with air-leakage test unit is equipped in mobile braced frame, fuel cell pile is connected to air-leakage test unit, air-leakage test unit is detected the air-tightness of fuel cell pile.Compared with prior art, the utility model can be detected the air-tightness of fuel cell pile, and easy to operate, and using flexible, testing result is accurate, and testing cost is low；Real-time pressure data is sent to pressure on the number display instrument by pressure transmitter, to show current pressure numerical value, and corresponding other parameters value under current pressure, entire detection process rapid sensitive are shown by multifunctional digital display instrument.
Description
Technical field
The utility model belongs to field of fuel cell technology, is related to a kind of air-leakage test dress for fuel cell pile
It sets.
Background technology
Develop with the explosion type of automobile hydrogen fuel battery industry, the demand of corresponding fuel cell pile constantly increases
Add.The air-tightness of pile has extreme influence to the performance of fuel cell, therefore in the production process of pile, needs to pile
Air-tightness be detected.However, there are no the pile air-tightness detection method and detection device of standard, each factories in industry at present
Quotient is irregular to the detection quality of pile, cause some piles can not normal use, affect the performance of fuel cell；Together
When, some manufacturers are excessively complicated by the way of in terms of pile air-leakage test, and complex steps increase production cost.
Utility model content
The purpose of this utility model is exactly to be provided a kind of for fuel to overcome the problems of the above-mentioned prior art
The air-tightness detection device of battery stack.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of air-tightness detection device for fuel cell pile, the device exist including mobile braced frame, setting
Fixed plate at the top of mobile braced frame and the air-leakage test unit being arranged in fixed plate, the mobile support
It is equipped with the gas bomb being connected with air-leakage test unit in frame, fuel cell pile is connected to air-leakage test unit,
The air-leakage test unit is detected the air-tightness of fuel cell pile.Device is moved by mobile braced frame
It moves to predeterminated position, is supplied later for air-leakage test unit by gas bomb, to utilize air-leakage test unit to fuel
The air-tightness of battery stack is detected.
The material of the fixed plate is PVC as a preferred technical solution,.
Further, the fuel cell pile is arranged on pile placement platform.Keep the steady of fuel cell pile
It is fixed to place, to ensure being smoothed out for detection process.
Further, the mobile braced frame includes frame body, the universal wheel in frame body bottom is arranged
And the locker being arranged on frame body, the gas bomb are arranged in locker.Device is moved by universal wheel
To predeterminated position；Locker is convenient for the storage and replacement of gas bomb, enables devices to as needed, to the fuel at different location
Battery stack carries out air-leakage test.
The material of the frame body is aluminium as a preferred technical solution,.
The universal wheel is mute universal wheel as a preferred technical solution,.It not only moves rapid but also mute, makes dress
It sets and not will produce noise in moving process.
Further, the frame body includes that bottom plate, a pair of side plate being disposed in parallel on bottom plate and setting exist
Top plate at the top of side plate, the fixed plate are arranged on top plate, and the locker is arranged between both side plate.Locker has
There is larger storage space, higher volume of gas bomb can be accommodated, avoids the frequent replacement of gas bomb.
Further, between the side plate and bottom plate it, is equipped with angle connector between side plate and top plate, and is connected by angle
Fitting is detachably connected.Angle connector can either ensure the fastness of connection, while also allow for dismounting.
The angle connector respectively can with bottom plate, side plate, top plate by bolt and nut as a preferred technical solution,
Dismantling connection.
Further, the end of the top plate is equipped with handle.The movement of handle personnel control device easy to operation.
The both ends of the top plate are equipped with handle as a preferred technical solution,.
Further, the air-leakage test unit includes the air inlet for being arranged in fixed plate and being connected with gas bomb
The escape pipe managing, be arranged in fixed plate and be connected with fuel cell pile and it is arranged between air inlet pipe and escape pipe
Appendix, the air inlet pipe are equipped with inlet control mechanism, and the escape pipe is equipped with outlet control mechanism.Air inlet controls
Mechanism adjusts opening and closing and the admission pressure of inlet channel, and outlet control mechanism adjusts the opening and closing of outlet passageway.
Further, the inlet control mechanism includes the pressure being successively set on along gas flow direction in air inlet pipe
Table, the first ball valve, pressure transmitter and the second ball valve.Pressure gauge personnel easy to operation tentatively adjust admission pressure, pressure
Power transmitter can accurately measure the actual pressure in air inlet pipe.
The pressure gauge is precision pressure gauge as a preferred technical solution,.
Further, the inlet control mechanism further includes the pressure on the number display instrument being electrically connected with pressure transmitter.
The pressure value measured is sent in pressure on the number display instrument by pressure transmitter.
Further, the outlet control mechanism includes the third being successively set on along gas flow direction on escape pipe
Ball valve, multifunctional digital display instrument and the 4th ball valve.Multifunctional digital display instrument be capable of in real time the flows of detection gas, temperature,
Pressure and other parameters ensure that stablizing for detection process carries out.
The utility model is in practical application, fuel cell pile is placed on pile placement platform, later by device
It is moved to precalculated position, and fuel cell pile to be tested will be needed to be connected with escape pipe by pipeline, air inlet pipe and gas bomb
It is connected；The first ball valve, third ball valve and the 4th ball valve are opened, unscrews the regulating switch of pressure gauge later, and observes pressure on the number
The current pressure values shown on display instrument, adjusting the regulating switch of pressure gauge makes the pressure value shown on pressure on the number display instrument reach
To default value (such as 100KPa)；The second ball valve is opened, the flow of gas, temperature, pressure are shown on multifunctional digital display instrument
The parameters such as power illustrate that fuel cell pile leakage situation is tight if the pressure value shown on pressure on the number display instrument is decreased obviously
Weight, closes after any ball valve and fuel cell pile is checked and repaired；After the completion of repair, the ball valve closed before is opened,
Airtight pressurize experiment is carried out, i.e.,：The regulating switch for unscrewing pressure gauge, makes pressure gauge close, and observes and records pressure on the number later
The pressure value shown on display instrument after a period of time, records the pressure value shown on pressure on the number display instrument again, you can
The air-tightness of fuel cell pile is judged according to front and back pressure difference.
Compared with prior art, the utility model has the characteristics that：
1) air-tightness of fuel cell pile can be detected, and easy to operate, using flexible, testing result is accurate
Really, testing cost is low；
2) mobile braced frame is easy to dismount, and overall weight is light, when can not only improve convenience and the detection of device
Stability, meanwhile, mobile braced frame also can be used alone, and for carrying miscellaneous equipment, flexibility is good；
3) real-time pressure data is sent to by pressure on the number display instrument by pressure transmitter, to show current pressure number
Value, and corresponding other parameters value under current pressure, entire detection process rapid sensitive are shown by multifunctional digital display instrument.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the overlooking structure diagram of air-leakage test unit in the utility model；
Description of symbols in figure：
1-fixed plate, 2-fuel cell piles, 3-pile placement platforms, 4-universal wheels, 5-lockers, 6-bottoms
Plate, 7-side plates, 8-top plates, 9-angle connectors, 10-handles, 11-air inlet pipe, 12-escape pipes, 13-appendixs, 14-
Pressure gauge, the 15-the first ball valve, 16-pressure transmitters, the 17-the second ball valve, 18-third ball valves, 19-multifunctional digitals are aobvious
Show instrument, the 20-the four ball valve, 21-pressure on the number display instruments.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, gives detailed embodiment and specific operating process, but the guarantor of the utility model
Shield range is not limited to following embodiments.
Embodiment：
A kind of air-tightness detection device for fuel cell pile as shown in Figure 1, the device include mobile support
Frame, the fixed plate 1 being arranged at the top of mobile braced frame and the air-leakage test unit being arranged in fixed plate 1 move
The gas bomb being connected with air-leakage test unit is equipped in dynamic formula braced frame, by fuel cell pile 2 and air-leakage test
Unit is connected to, and air-leakage test unit is detected the air-tightness of fuel cell pile 2.
Wherein, fuel cell pile 2 is arranged on pile placement platform 3.
Mobile braced frame includes frame body, is arranged in the universal wheel 4 of frame body bottom and setting in frame
Locker 5 on ontology, gas bomb are arranged in locker 5.Frame body includes that bottom plate 6, a pair are disposed in parallel on bottom plate 6
Side plate 7 and top plate 8 at the top of side plate 7 is set, fixed plate 1 is arranged on top plate 8, the setting of locker 5 both side plate 7 it
Between.It is equipped with angle connector 9 between side plate 7 and bottom plate 6, between side plate 7 and top plate 8, and is detachably connected by angle connector 9
It connects.The end of top plate 8 is equipped with handle 10.
As shown in Fig. 2, air-leakage test unit includes the air inlet pipe for being arranged in fixed plate 1 and being connected with gas bomb
11, it is arranged in fixed plate 1 and the escape pipe 12 being connected with fuel cell pile 2 and setting is in air inlet pipe 11 and escape pipe
Appendix 13 between 12, air inlet pipe 11 are equipped with inlet control mechanism, and escape pipe 12 is equipped with outlet control mechanism.Into gas control
Mechanism processed includes the pressure gauge 14 being successively set on along gas flow direction in air inlet pipe 11, the first ball valve 15, pressure transmitter
16 and second ball valve 17.Inlet control mechanism further includes the pressure on the number display instrument 21 being electrically connected with pressure transmitter 16.Outlet
Control mechanism includes the third ball valve 18 being successively set on along gas flow direction on escape pipe 12, multifunctional digital display instrument 19
And the 4th ball valve 20.
In practical application, fuel cell pile 2 is placed on pile placement platform 3, device is moved to later pre-
Positioning is set, and fuel cell pile 2 to be tested will be needed to be connected with escape pipe 12 by pipeline, air inlet pipe 11 and gas bomb phase
Even；The first ball valve 15, third ball valve 18 and the 4th ball valve 20 are opened, unscrews the regulating switch of pressure gauge 14 later, and observes pressure
The current pressure values shown on power digital indicator 21, adjusting the regulating switch of pressure gauge 14 makes to show on pressure on the number display instrument 21
The pressure value shown reaches default value (100KPa)；The second ball valve 17 is opened, gas is shown on multifunctional digital display instrument 19
Flow, temperature, pressure and other parameters illustrate fuel cell if the pressure value shown on pressure on the number display instrument 21 is decreased obviously
The leakage of pile 2 situation is serious, and fuel cell pile 2 is checked and repaired after closing the 4th ball valve 20；After the completion of repair, beat
The 4th ball valve 20 is opened, carries out airtight pressurize experiment, i.e.,：The regulating switch for unscrewing pressure gauge 14 makes pressure gauge 14 close, Zhi Houguan
It examines and records the pressure value shown on pressure on the number display instrument 21, after a period of time, record pressure on the number display instrument 21 again
The pressure value of upper display, you can the air-tightness of fuel cell pile 2 is judged according to front and back pressure difference.
Practicality can be understood and used the above description of the embodiments is intended to facilitate those skilled in the art
It is novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope is made and
Modification should be all within the protection scope of the utility model.
Claims (10)
1. a kind of air-tightness detection device for fuel cell pile, which is characterized in that the device includes mobile support frame
Frame, the fixed plate (1) being arranged at the top of mobile braced frame and the air-leakage test unit being arranged in fixed plate (1),
The gas bomb being connected with air-leakage test unit is equipped in the mobile braced frame, by fuel cell pile (2) with
Air-leakage test unit is connected to, and the air-leakage test unit is detected the air-tightness of fuel cell pile (2).
2. a kind of air-tightness detection device for fuel cell pile according to claim 1, which is characterized in that described
Fuel cell pile (2) be arranged on pile placement platform (3).
3. a kind of air-tightness detection device for fuel cell pile according to claim 1, which is characterized in that described
Mobile braced frame include frame body, be arranged frame body bottom universal wheel (4) and be arranged in frame body
On locker (5), gas bomb setting is in the locker (5).
4. a kind of air-tightness detection device for fuel cell pile according to claim 3, which is characterized in that described
Frame body include side plate (7) and be arranged at the top of side plate (7) that bottom plate (6), a pair are disposed in parallel on bottom plate (6)
Top plate (8), the fixed plate (1) are arranged on top plate (8), and the locker (5) is arranged between both side plate (7).
5. a kind of air-tightness detection device for fuel cell pile according to claim 4, which is characterized in that described
Side plate (7) and bottom plate (6) between, between side plate (7) and top plate (8) be equipped with angle connector (9), and pass through angle connector
(9) it is detachably connected.
6. a kind of air-tightness detection device for fuel cell pile according to claim 4, which is characterized in that described
Top plate (8) end be equipped with handle (10).
7. a kind of air-tightness detection device for fuel cell pile according to claim 1, which is characterized in that described
Air-leakage test unit include be arranged in fixed plate (1) and be connected with gas bomb air inlet pipe (11), be arranged in fixation
The escape pipe (12) being connected on plate (1) and with fuel cell pile (2) and setting are in air inlet pipe (11) and escape pipe (12)
Between appendix (13), the air inlet pipe (11) is equipped with inlet control mechanism, and the escape pipe (12) is equipped with out
Gas control mechanism.
8. a kind of air-tightness detection device for fuel cell pile according to claim 7, which is characterized in that described
Inlet control mechanism include pressure gauge (14), the first ball valve being successively set on along gas flow direction in air inlet pipe (11)
(15), pressure transmitter (16) and the second ball valve (17).
9. a kind of air-tightness detection device for fuel cell pile according to claim 8, which is characterized in that described
Inlet control mechanism further include the pressure on the number display instrument (21) being electrically connected with pressure transmitter (16).
10. a kind of air-tightness detection device for fuel cell pile according to claim 7, which is characterized in that institute
The outlet control mechanism stated includes the third ball valve (18) being successively set on along gas flow direction on escape pipe (12), multi-functional
Digital indicator (19) and the 4th ball valve (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881098.1U CN207703414U (en) | 2017-12-28 | 2017-12-28 | A kind of air-tightness detection device for fuel cell pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881098.1U CN207703414U (en) | 2017-12-28 | 2017-12-28 | A kind of air-tightness detection device for fuel cell pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703414U true CN207703414U (en) | 2018-08-07 |
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ID=63029740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721881098.1U Active CN207703414U (en) | 2017-12-28 | 2017-12-28 | A kind of air-tightness detection device for fuel cell pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703414U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168798A (en) * | 2017-12-28 | 2018-06-15 | 上海神力科技有限公司 | A kind of air-tightness detection device for fuel cell pile |
| CN109556808A (en) * | 2019-01-14 | 2019-04-02 | 北京氢璞创能科技有限公司 | A kind of fuel cell pack automation air tightness detection equipment and detection method |
-
2017
- 2017-12-28 CN CN201721881098.1U patent/CN207703414U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168798A (en) * | 2017-12-28 | 2018-06-15 | 上海神力科技有限公司 | A kind of air-tightness detection device for fuel cell pile |
| CN109556808A (en) * | 2019-01-14 | 2019-04-02 | 北京氢璞创能科技有限公司 | A kind of fuel cell pack automation air tightness detection equipment and detection method |
| CN109556808B (en) * | 2019-01-14 | 2023-11-14 | 北京氢璞创能科技有限公司 | Automatic air tightness detection equipment and detection method for fuel cell stack |
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