CN208313539U - Battery check device - Google Patents
Battery check device Download PDFInfo
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- CN208313539U CN208313539U CN201821055647.4U CN201821055647U CN208313539U CN 208313539 U CN208313539 U CN 208313539U CN 201821055647 U CN201821055647 U CN 201821055647U CN 208313539 U CN208313539 U CN 208313539U
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Abstract
This application involves energy storage device detection technique field more particularly to a kind of battery check devices, comprising: the driving mechanism of test box, cabinet and case lid including that can cover conjunction, and driving the case lid opening and closing；The cabinet has test chamber, and the test chamber is equipped with air inlet and exhaust valve；Main line, one end are connected to the air inlet；The first branch has first entrance and first outlet；Second branch has second entrance and second outlet；And switch valve, the first branch and the second branch are provided with switch valve；The first outlet and the second outlet are connected to the other end of the main line.Requirement when the application can satisfy battery detecting to different detection gas, and after air-leakage test and detection, air can be passed directly into, air-leakage test and cleaning are carried out to test chamber, to reduce the waste to inert gas.
Description
Technical field
This application involves energy storage device detection technique field more particularly to a kind of battery check devices.
Background technique
With the development of modern society, lithium battery using more and more extensive, the especially new energy vapour of rising in recent years
Vehicle field and information household appliances field, different clients need the battery of different outer dimensions and different materials system, such as cylindrical type,
Rectangular lithium ion battery etc..By being fabricated with high active chemical material by complicated technique, battery exists battery
The use that puts goods on the market is needed by narrow examination and by corresponding standard before, therefore, to be carried out to battery various
Test, including performance test, safety test, abuse test etc..
Currently, with the promotion of energy density, the security performance of battery is required higher and higher, at research and development end, needed pair
Battery, which is done, more to be tested to verify its safety, for example, in order to study thermal runaway feature of the battery under gas with various environment,
Battery can be put into battery check device, then be passed through gas into battery check device and tested.
Current battery check device, cabinet and case lid, compressed air line and nitrogen pipeline including mutually covering conjunction, pressure
Contracting air pipe line is connect with the driving mechanism of driving case lid opening and closing, to drive case lid to turn on or off；Nitrogen pipeline and cabinet
Interior test chamber connection, is detected with being filled with nitrogen in test chamber.However, this structure, due to compressed air line with
Nitrogen pipeline is completely independent setting, therefore the two physical isolation, when ventilating to test chamber, can only be passed through nitrogen, i.e., only
It can be tested, and cannot be tested using other gases by nitrogen, be unable to satisfy the requirement of battery detecting；And it is testing
After, when needing to clean test chamber, it can only be also passed through nitrogen, nitrogen is caused to waste.
Utility model content
This application provides a kind of battery check devices, are able to solve the above problem.
This application provides a kind of battery check devices, comprising:
The driving mechanism of test box, cabinet and case lid including conjunction can be covered, and driving the case lid opening and closing；The cabinet
With test chamber, the test chamber is equipped with air inlet and exhaust valve；
Main line, one end are connected to the air inlet；
The first branch has first entrance and first outlet；
Second branch has second entrance and second outlet；With
Switch valve, the first branch and the second branch are provided with switch valve；
The first outlet and the second outlet are connected to the other end of the main line.
It optionally, further include multiple signal pipings, each signal piping all has detection entrance and detection outlet, each institute
It states detection outlet to be connected to the first entrance, and each signal piping is provided with the switch valve.
It optionally, further include integrated box, each detection outlet passes through the same integrated box and the first entrance
Connection.
Optionally, the switch valve includes solenoid valve；Each signal piping is provided with the solenoid valve.
It optionally, further include connecting pipeline and driving pipeline, the driving pipeline has Driver Entry and driving outlet, institute
It states driving pipeline and is provided with the switch valve；The Driver Entry and the second entrance connect with one end of the connecting pipeline
Logical, the driving outlet is connect with the driving mechanism.
Optionally, the switch valve is provided on the connecting pipeline.
Optionally, the switch valve includes hand-operated valve and solenoid valve, and the first branch is provided with the hand-operated valve simultaneously
With the solenoid valve.
It optionally, further include pipe joint, the pipe joint has interconnected multiple nozzles, the main line
The other end, the first outlet and the second outlet are connected to from the different nozzles respectively.
It optionally, further include pressure reducing valve, the pressure reducing valve is set on the main line.
Optionally, the switch valve includes hand-operated valve, and the hand-operated valve is provided on the main line.
Technical solution provided by the present application can achieve it is following the utility model has the advantages that
Battery check device provided herein is provided with the first branch and second branch being connected to main line,
The first branch and second branch can be separately connected different gas sources, want when meeting battery detecting to different detection gas
Ask, when a kind of detection gas are air wherein, second branch can directly be connected to air gas source, in this way in air-leakage test and
After detection, air can be passed directly into, air-leakage test and cleaning are carried out to test chamber, to reduce to inert gas
Waste.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
Application.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of specific embodiment of battery check device provided herein.
Appended drawing reference:
10- main line；
The 20- first branch；
21- first entrance；
22- first outlet；
30- second branch；
31- second entrance；
32- second outlet；
40- drives pipeline；
41- Driver Entry；
42- driving outlet；
50- signal piping；
51- detects entrance；
52- detection outlet；
60- integrated box；
70- connecting pipeline；
81- solenoid valve；
82- hand-operated valve；
90- pipe joint；
91- pressure reducing valve.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Specific embodiment
The application is described in further detail below by specific embodiment and in conjunction with attached drawing.
The embodiment of the present application provides a kind of battery check device, for detecting to battery.As shown in Figure 1, battery
Detection device includes test box (not shown), main line 10, the first branch 20, second branch 30 and switch valve (as schemed
In solenoid valve 81 and hand-operated valve 82), test box includes the cabinet and case lid that can cover conjunction, and driving case lid opening and closing driving machine
Structure, cabinet can be connected by hinge with case lid, and realized and locked by bolt, and specifically, cabinet has test chamber, to be used for
Battery to be detected is accommodated, test chamber is equipped with air inlet and exhaust valve, and after case lid and Box Cover close, it is empty that test chamber forms closing
Between, test chamber and extraneous connection can be realized by air inlet and exhaust valve.One end of main line 10 is connected to air inlet.First
Branch 20 has first entrance 21 and first outlet 22, and second branch 30 has second entrance 31 and second outlet 32, and first enters
Mouth 21 and second entrance 31 are connected to from different detection gas sources respectively, to be passed through different gas to battery check device as needed
Body, first outlet 22 and second outlet 32 are connected to the other end of main line 10.Wherein, the first branch 20 and second branch 30
It is provided with switch valve, to control the gaseous species entered in test chamber.
Above-mentioned battery check device can be connected to the first branch 20 with noble gas source, second branch 30 and air gas source
Connection, when work, driving mechanism drives case lid to open, and after battery to be detected is put into test chamber, driving mechanism drives case lid
Lid mould assembling body.
Then the detection for carrying out test chamber air-tightness, closes the switch valve of exhaust valve and the first branch 20, opens second
The switch valve on road 30, admits air into test chamber, and intracavitary air pressure to be tested closes second branch 30 after reaching pre-provisioning request
On switch valve, by high-voltage detecting device detect test chamber air-tightness whether meet the requirements；If meeting the requirements, survey is replaced
Intracavitary air is tried, specifically, the switch valve in the first branch 20 is opened, and open exhaust valve, at this point, in second branch 30
Switch valve is in close state, and is connected to the first branch 20 with test chamber, is passed through into test chamber and is connected to the first branch 20
The detection gas (such as inert gas) of gas source are detected, to replace original gas (air) in test chamber, intracavitary inspection to be tested
After survey gas reaches pre-provisioning request, above-mentioned switch valve and exhaust valve are closed, at this point, each switch valve and exhaust valve are in closing shape
State tests battery to be detected.
After test, test chamber is cleaned, opens the switch valve in exhaust valve and second branch 30, at this time the
Switch valve on one branch 20 admits air into test chamber and cleans to test chamber, to duration of ventilation still in closed state
After reaching the predetermined time, exhaust valve and above-mentioned switch valve are closed, the switch valve in the first branch 20 and second branch 30 is equal at this time
It is in close state.
In addition, the first branch 20 and second branch 30 can be closed when being detected and being safeguarded to battery check device
On switch valve after, care and maintenance is carried out to each component of battery check device.It should be noted that the first branch 20 and
Two branches 30 can also be connected to from different noble gas sources respectively, to meet different detection demands.
It can be seen that above-mentioned battery check device, is provided with the first branch 20 being connected to main line 10 and second
Road 30, the first branch 20 and second branch 30 can be separately connected different gas sources, to different detections when meeting battery detecting
The requirement of gas, when a kind of detection gas are air wherein, second branch 30 can directly be connected to air gas source, survey in this way
After trying the air-leakage test of chamber, and detection, air can be passed directly into, detection or clear is carried out to battery check device
It washes, to reduce the waste to inert gas.
Wherein, driving mechanism can be to pass through electric drive, hydraulic-driven, or pass through air pressure and drive progress work
Make, when being driven by air pressure, battery check device further includes driving pipeline 40, and driving pipeline 40 has Driver Entry 41 and drives
Dynamic outlet 42, Driver Entry 41 are connected to driving gas source, and driving gas source can be air gas source, driving outlet 42 and driving mechanism
Connection, to drive case lid to open and close cabinet.
Wherein, above-mentioned switch valve can only include solenoid valve 81 or hand-operated valve 82, when including solenoid valve 81, Ke Yitong
The opening and closing of switch valve is realized in process control too far；When including hand-operated valve 82, the opening and closing of hand control switch valve is needed, and then guarantee
The safety of switch valve opening and closing, and the flow of the air-flow of the pipeline where it can be controlled by hand-operated valve 82.It is a kind of
In embodiment, switch valve includes solenoid valve 81 and hand-operated valve 82 simultaneously, can different pipelines be respectively set solenoid valve 81 or
Person's hand-operated valve 82, to facilitate the control of each pipeline；It can also be same in same pipeline (such as first branch 20, second branch 30)
When setting solenoid valve 81 and hand-operated valve 82, to improve the reliability controlled the pipeline.
Further, battery check device further includes multiple signal pipings 50, such as two, three or more detection pipes
Road 50, each signal piping 50 all have detection entrance 51 and detection outlet 52, it is each detect entrance 51 can respectively from it is different lazy
Property gas gas source connection, using different inert gases as detection gas；Each detection outlet 52 is connected to first entrance 21,
And each signal piping 50 is provided with switch valve, to realize different signal pipings 50 and the first branch by the opening and closing of switch valve
20 are connected to, and after such setting, only different inspections can be passed through to test chamber according to the needs of detection by the first branch 20
Gas is surveyed, to meet different testing requirements, at this point, second branch 30 can be directly connected to air gas source, with further side
Just the use of battery check device.
When including multiple signal pipings 50, especially when the length of signal piping 50 is shorter, the air pressure of gas source is to first
The effects of air pressure of branch 20 is very big, and in order to reduce this influence, battery check device further includes integrated box 60, each detection outlet 52
It is connected to by the same integrated box 60 with first entrance 21, specifically, integrated box 60 has a connection chamber, each detection outlet 52 and the
One entrance 21 respectively be connected to chamber connection, with by connection chamber to enter the first branch 20 gas carry out pressure stabilizing, reduce gas source
Influence to air pressure in the first branch 20.Preferably, connection chamber includes opposite two sides, and side and multiple detections outlet 52 connect
Logical, the other side is connected to first entrance 21, in such manner, it is possible to increase the air-flow velocity of the first branch 20.
In a kind of preferred embodiment, each signal piping 50 is provided with solenoid valve 81, especially each detection entrance 51 with
When different inert gases is connected to, the long-range control that different signal pipings 50 are connected to or are disconnected with the first branch 20 can be realized
System, to reduce contact distance of the operator with noble gas source.
In addition, battery check device further includes connecting pipeline 70, driving pipeline 40 is provided with switch valve, which can be with
For hand-operated valve 82；Driver Entry 41 is connected to one end of connecting pipeline 70 with second entrance 31, drives the other end of pipeline 70
It is connected to driving gas source, this structure, it can be sky that the detection gas source of driving gas source and second branch 30, which shares a kind of gas source,
Gas gas source realizes the company of respective pipeline and gas source by the switch valve on the switch valve and second branch 30 on driving pipeline 40
It is logical, to be further simplified the structure of battery check device.
In order to better ensure that the reliability of each pipeline connection and disconnection in battery check device, it is arranged on connecting pipeline 70
There is switch valve.Further, it is provided with hand-operated valve 82 on connecting pipeline 70, to be better achieved to second branch 30 and driving tube
The control on road 40, and the flow for driving pipeline 40 is controlled by hand-operated valve 82, preferably driving mechanism is controlled.
In a kind of embodiment, the first branch 20 is provided with hand-operated valve 82 and solenoid valve 81 simultaneously, can be in the first branch 20
Hand-operated valve 82 is set at first entrance 21, solenoid valve 81 is set at first outlet 22, to further increase first
The control reliability on road 20.
In addition, battery check device can also include pipe joint 90, pipe joint 90 has interconnected multiple pipes
Mouthful, one end, first outlet 22 and second outlet 32 of the main line 10 far from test chamber are connected to from different nozzles respectively, pass through increasing
Add pipe joint 90, the connection of each pipeline in battery check device can be facilitated.Certainly, second entrance 31,41 and of Driver Entry
Connecting pipeline 70 can also be connected by pipe joint, and multiple detection outlets 52 can also pass through pipe joint with first entrance 21
Connection.It is worth noting that pipe joint 90 can be tee tube when pipe joint 90 connects three pipelines simultaneously, that is, set
Nozzle there are three setting；Pipe joint 90 or four-way pipe, i.e. setting are there are four nozzle, at this point, one of nozzle can be with
Directly block, therefore, the nozzle quantity of pipe joint 90 can be equal with the number of the pipeline of connection, can also be unequal, it can
To be configured as needed.
In battery check device work, it is sometimes necessary to which accurate control enters the pressure of test intracavity gas, therefore, one
In kind embodiment, battery check device further includes pressure reducing valve 91, and pressure reducing valve 91 is set on main line 10, to pass through pressure reducing valve 91
Control enters the pressure of test intracavity gas, avoids impact of the gas to test chamber and battery to be detected as far as possible.
In addition, hand-operated valve 82 can be set on main line 10, with by hand-operated valve 82 to the air-flow on main line 10 into
Row further control, the pressure of gas when better ensuring that into test chamber.
It is to be appreciated that hand-operated valve 82 or pressure reducing valve 91 can be provided only on main line 10, it is preferable that main line 10
Above while it being provided with hand-operated valve 82 and pressure reducing valve 91, preferably to control the flow of gas on main line 10, makes to enter test chamber
Interior gas pressure is more stable.
It should be noted that above-mentioned each solenoid valve 81 can be substituted by hand-operated valve 82, each hand-operated valve 82 can also be by electricity
Magnet valve 81 substitutes.
Above-mentioned main line 10, the first branch 20, second branch 30, driving pipeline 40, signal piping 50 and connecting pipeline
70 can according to need, and be respectively set to straight tube or bending tube, when for bending tube, can be carried out more according to installation space
Place's bending, and the overbending direction that setting is different.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of battery check device characterized by comprising
The driving mechanism of test box, cabinet and case lid including conjunction can be covered, and driving the case lid opening and closing；The cabinet has
Test chamber, the test chamber are equipped with air inlet and exhaust valve；
Main line, one end are connected to the air inlet；
The first branch has first entrance and first outlet；
Second branch has second entrance and second outlet；With
Switch valve, the first branch and the second branch are provided with switch valve；
The first outlet and the second outlet are connected to the other end of the main line.
2. battery check device according to claim 1, which is characterized in that it further include multiple signal pipings, each inspection
Test tube road all has detection entrance and detection outlet, and each detection outlet is connected to the first entrance, and each detection
Pipeline is provided with the switch valve.
3. battery check device according to claim 2, which is characterized in that it further include integrated box, each detection outlet
It is connected to by the same integrated box with the first entrance.
4. battery check device according to claim 2, which is characterized in that the switch valve includes solenoid valve；It is each described
Signal piping is provided with the solenoid valve.
5. battery check device according to claim 1, which is characterized in that further include connecting pipeline and driving pipeline, institute
Stating driving pipeline has Driver Entry and driving outlet, and the driving pipeline is provided with the switch valve；The Driver Entry with
The second entrance is connected to one end of the connecting pipeline, and the driving outlet is connect with the driving mechanism.
6. battery check device according to claim 5, which is characterized in that be provided with the switch on the connecting pipeline
Valve.
7. battery check device according to claim 1, which is characterized in that the switch valve includes hand-operated valve and electromagnetism
Valve, the first branch are provided with the hand-operated valve and the solenoid valve simultaneously.
8. battery check device according to claim 1, which is characterized in that it further include pipe joint, the pipe joint
With interconnected multiple nozzles, the other end of the main line, the first outlet and the second outlet are respectively and not
Same nozzle connection.
9. battery check device according to claim 1, which is characterized in that it further include pressure reducing valve, the pressure reducing valve setting
In on the main line.
10. battery check device according to claim 1, which is characterized in that the switch valve includes hand-operated valve, the master
The hand-operated valve is provided on pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055647.4U CN208313539U (en) | 2018-07-04 | 2018-07-04 | Battery check device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055647.4U CN208313539U (en) | 2018-07-04 | 2018-07-04 | Battery check device |
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| Publication Number | Publication Date |
|---|---|
| CN208313539U true CN208313539U (en) | 2019-01-01 |
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ID=64717810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821055647.4U Active CN208313539U (en) | 2018-07-04 | 2018-07-04 | Battery check device |
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| CN (1) | CN208313539U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213045A (en) * | 2019-07-12 | 2021-01-12 | 西安核设备有限公司 | Single-tube helium leakage detecting and filling device of heat exchanger and detection method |
| CN116840423A (en) * | 2023-08-29 | 2023-10-03 | 宁德时代新能源科技股份有限公司 | Energy storage device and gas concentration detection method thereof |
-
2018
- 2018-07-04 CN CN201821055647.4U patent/CN208313539U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213045A (en) * | 2019-07-12 | 2021-01-12 | 西安核设备有限公司 | Single-tube helium leakage detecting and filling device of heat exchanger and detection method |
| CN116840423A (en) * | 2023-08-29 | 2023-10-03 | 宁德时代新能源科技股份有限公司 | Energy storage device and gas concentration detection method thereof |
| CN116840423B (en) * | 2023-08-29 | 2024-02-20 | 宁德时代新能源科技股份有限公司 | Energy storage device and gas concentration detection method thereof |
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