CN207947350U - A kind of vacuum feed device on lithium battery air leak tester - Google Patents
A kind of vacuum feed device on lithium battery air leak tester Download PDFInfo
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- CN207947350U CN207947350U CN201820407506.8U CN201820407506U CN207947350U CN 207947350 U CN207947350 U CN 207947350U CN 201820407506 U CN201820407506 U CN 201820407506U CN 207947350 U CN207947350 U CN 207947350U
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- vacuum
- barrel
- air leak
- leak tester
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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
- Y02E60/10—Energy storage using batteries
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a kind of vacuum feed devices on lithium battery air leak tester, including two vacuum barrels and vacuum source, it is characterised in that：Described two vacuum barrels and air leak tester pass through pipeline parallel connection, two vacuum barrels and vacuum source pass through pipeline parallel connection, it is provided with vacuum meter on each vacuum barrel, two vacuum barrels are respectively the first vacuum barrel and the second vacuum barrel, the first vacuum flapper valve is provided in connecting pipe between the first vacuum barrel and air leak tester, the second vacuum flapper valve is provided in the connecting pipe of the second vacuum barrel and air leak tester, the first solenoid valve is provided in connecting pipe between the first vacuum barrel and vacuum source, it is provided with second solenoid valve in connecting pipe between the second vacuum barrel and vacuum source.The utility model provides a kind of vacuum feed device on lithium battery air leak tester, during air leak tester leaks hunting, eliminates vacuum barrel and mends vacuum time so that air leak tester can continue working, improve staffing effectiveness.
Description
Technical field
The utility model is related to a kind of lithium battery air leak tester fields more particularly to a kind of for true on lithium battery air leak tester
Empty feedway.
Background technology
Since lithium battery has, energy comparison is high, service life is long, rated voltage is high, have high power endurance, put certainly
The advantages that electric rate is very low and by extensive use in the market, however lithium battery is there is also safety is poor, has and leaks
Hidden danger, so needing generally to be filled in lithium battery using air leak tester with regard to the hidden danger for needing to stop a leak in process of production
It needs to carry out leak detection before loading electrolyte, excludes hidden danger in advance.
Air leak tester utilizes vacuum feed device, generally use vacuum barrel to be connect with air leak tester, and vacuum source is connected with vacuum barrel.
Air leak tester takes out the air inside battery by vacuum, if air is taken out always endless, then illustrates battery gas leakage.In general vacuum barrel
Vacuum standard require -0.07 to -0.08Mpa, during leaking hunting, vacuum in vacuum barrel can slow consumption, when vacuum less than -
When 0.07Mpa, air leak tester cannot leak hunting, and need to vacuumize vacuum barrel, when the vacuum in vacuum barrel reaches -0.08Mpa
When, air leak tester restarts to leak hunting.Air leak tester first takes out remaining air inside battery when working, such as still bubbling explanation always
Battery gas leakage, on the contrary not bubbling below illustrates that battery does not have gas leakage.For this purpose, two vacuum barrels of existing air leak tester connection, but
Two vacuum barrels need to vacuumize together when vacuumizing, in vacuum barrel vacuum, what air leak tester cannot leak hunting again,
There is the equal time for mending vacuum, since the vacuum degree in vacuum barrel is not strong, vacuum feed device is frequently taken out very to vacuum barrel
Sky has seriously affected the working efficiency of staff.
Utility model content
The technical problems to be solved in the utility model is the present situation for the prior art, provides one kind and leaks hunting for lithium battery
Vacuum feed device on machine eliminates vacuum barrel and mends vacuum time so that air leak tester can continue during air leak tester leaks hunting
Work, improves staffing effectiveness.
Technical solution is used by the utility model solves above-mentioned technical problem：It is a kind of to be used on lithium battery air leak tester
Vacuum feed device, including two vacuum barrels and vacuum source, it is characterised in that：Described two vacuum barrels and air leak tester pass through pipeline
Parallel connection, two vacuum barrels and vacuum source are in parallel by pipeline, are provided with vacuum meter on each vacuum barrel, two vacuum barrels are respectively
First vacuum barrel and the second vacuum barrel are provided with the first vacuum barrier in the connecting pipe between the first vacuum barrel and air leak tester
Valve is provided with the second vacuum flapper valve, in the first vacuum barrel and vacuum source in the connecting pipe of the second vacuum barrel and air leak tester
Between connecting pipe on be provided with the first solenoid valve, is provided in the connecting pipe between the second vacuum barrel and vacuum source
Two solenoid valves.
As an improvement, being provided with the first vacuum induction device in first vacuum barrel, second is provided in the second vacuum barrel
Vacuum induction device, first vacuum flapper valve and the second vacuum flapper valve are electric control structure, each vacuum induction device, first
Solenoid valve, second solenoid valve, the first vacuum flapper valve and the second vacuum flapper valve are electrically connected with the controller respectively.First vacuum sense
It answers device and the second vacuum induction device to detect the vacuum degree in corresponding vacuum barrel in real time, vacuum meter is observed without employee's timing,
When the vacuum degree in the first vacuum barrel drops to critical value, the first vacuum induction device detects signal, and signal is passed to
Controller, the second vacuum flapper valve of controller are opened so that and the second vacuum barrel provides vacuum for air leak tester, at the same time, control
Device drives the first vacuum flapper valve to close, and the first solenoid valve is opened, and vacuum source is vacuumized into the first vacuum barrel, when the first vacuum
Vacuum degree in bucket when reaching the upper limit, close by the first solenoid valve, and the vacuum degree of the second vacuum barrel is waited for reach lower limiting value, and when the
When two vacuum induction devices detect that the vacuum degree of the second vacuum barrel reaches lower limiting value, controller controls the second vacuum flapper valve and closes
It closes, opens the first vacuum flapper valve, be exchanged with the first vacuum barrel and the vacuum condition needed, at the same time, second are provided to air leak tester
Solenoid valve is opened, and vacuum source is vacuumized into the second vacuum barrel, when the vacuum degree of the second vacuum barrel reaches the upper limit, second solenoid valve
It closes, the vacuum of the first vacuum barrel is waited for be finished, in this way, the opening and closing of controller control solenoid valve and flapper valve, first
Vacuum barrel and the second vacuum barrel alternately provide vacuum to air leak tester, need not manually participate in, realize automation control.
It improves again, vacuum detector is provided in the connecting pipe of described two vacuum barrels and air leak tester, the vacuum detecting
Device is electrically connected with the controller, and controller is electrically connected with an alarm.When the vacuum degree that vacuum detector detects is more than setting model
When enclosing value, illustrate that the vacuum offer of air leak tester there is a problem, controller driving alarm sends out alarm signal, and employee examines
It looks into.
Compared with prior art, the utility model has the advantage of：The utility model pick abandon original there are two vacuum barrel simultaneously
The method vacuumized, by the way that solenoid valve and flapper valve is arranged, by two vacuum barrel separate operations, when the first vacuum barrel is finished vacuum
When, it shows that the vacuum in vacuum barrel reaches lower limit on vacuum meter, at this point, closing the first vacuum flapper valve, opens the second vacuum gear
Plate valve, the second vacuum barrel continue to provide vacuum to air leak tester, at the same time, open the first solenoid valve, vacuum source is to the first vacuum
Vacuum is filled in bucket, later, the first solenoid valve is being closed, is waiting for the second vacuum barrel vacuum to be finished, when true on the second vacuum barrel
When empty table shows vacuum degree lower limit, the first vacuum flapper valve is opened, the first vacuum barrel continues to provide air leak tester to vacuum, meanwhile,
The second vacuum flapper valve is closed, second solenoid valve is opened, vacuum source fills vacuum to the second vacuum barrel, so recycles, air leak tester
Not wait for the time vacuumized so that air leak tester can continue working, improve staffing effectiveness.
Description of the drawings
Fig. 1 is the connection structure signal for the vacuum feed device on lithium battery air leak tester in the utility model embodiment
Figure.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing embodiment.
As shown in Figure 1, the vacuum feed device being used on lithium battery air leak tester in this implementation, including two vacuum barrels,
Vacuum source 5, the first solenoid valve 31, second solenoid valve 32, the first vacuum flapper valve 41, the second vacuum flapper valve 42, vacuum meter 2,
First vacuum induction device 71, the second vacuum induction device 72, vacuum detecting 6, alarm and controller.
Wherein, by pipeline parallel connection, two vacuum barrels and vacuum source 5 are in parallel by pipeline for two vacuum barrels and air leak tester 8,
It is provided with vacuum meter 2 on each vacuum barrel, two vacuum barrels are respectively the first vacuum barrel 11 and the second vacuum barrel 12, true first
The first vacuum flapper valve 41 is provided in connecting pipe between empty barrel 11 and air leak tester 8, in the second vacuum barrel 12 and air leak tester 8
Connecting pipe on be provided with the second vacuum flapper valve 42, set in the connecting pipe between the first vacuum barrel 11 and vacuum source 5
It is equipped with the first solenoid valve 31, second solenoid valve 32 is provided in the connecting pipe between the second vacuum barrel 12 and vacuum source 5.
Further, it is manually participated in reduce, improves the degree of automation.It is true that first is provided in the first vacuum barrel 11
Empty inductor 71 is provided with the second vacuum induction device 72, the first vacuum flapper valve 41 and the second vacuum gear in second vacuum barrel 12
42 valve of plate is electric control structure, each vacuum induction device, the first solenoid valve 31, second solenoid valve 32, the first vacuum flapper valve 41
It is electrically connected with the controller respectively with the second vacuum flapper valve 42.First vacuum induction device 71 and the second inspection in real time of vacuum induction device 72
The vacuum degree in corresponding vacuum barrel is surveyed, without employee's timing observation vacuum meter, when under the vacuum degree in the first vacuum barrel 11
When being down to critical value, the first vacuum induction device 71 detects signal, and signal is passed to controller, the second vacuum of controller gear
Plate valve 42 is opened so that the second vacuum barrel 12 is that air leak tester 8 provides vacuum, and at the same time, controller drives the first vacuum barrier
Valve 41 is closed, and the first solenoid valve 31 is opened, and vacuum source 5 is vacuumized into the first vacuum barrel 11, when true in the first vacuum barrel 11
When reciprocal of duty cycle reaches the upper limit, the first solenoid valve 31 is closed, and the vacuum degree of the second vacuum barrel 12 is waited for reach lower limiting value, and it is true to work as second
When empty inductor 72 detects that the vacuum degree of the second vacuum barrel 12 reaches lower limiting value, controller controls the second vacuum flapper valve 42 and closes
It closes, opens the first vacuum flapper valve 41, be exchanged with the first vacuum barrel 11 and the vacuum condition needed is provided to air leak tester 8, at the same time,
Second solenoid valve 32 is opened, and vacuum source 5 is vacuumized into the second vacuum barrel 12, and the vacuum degree of the second vacuum barrel 12 reaches the upper limit
When, second solenoid valve 32 is closed, and the vacuum of the first vacuum barrel 11 is waited for be finished, in this way, controller control solenoid valve and flapper valve
Opening and closing, the first vacuum barrel 11 and the second vacuum barrel 12 alternately give air leak tester 8 to provide vacuum, need not manually participate in,
Realize automation control.
In addition, when vacuum feedway breaks down, in order to warning function, for this purpose, two vacuum barrels and air leak tester 8
Connecting pipe on be provided with vacuum detector 6, which is electrically connected with the controller, controller and an alarm electricity
Connection.When the vacuum degree that vacuum detector 6 detects is more than setting range value, illustrate that the vacuum of air leak tester 8 is posed to appearance
Problem, controller driving alarm send out alarm signal, and employee checks.
The utility model pick abandons original there are two vacuum barrel while the method that vacuumizes, by setting solenoid valve and flapper valve,
By two vacuum barrel separate operations, when the first vacuum barrel 11 is finished vacuum, show that the vacuum in vacuum barrel reaches on vacuum meter 2
Lower limit opens the second vacuum flapper valve 42 at this point, closing the first vacuum flapper valve 41, and the second vacuum barrel 12 continues to air leak tester 8
Vacuum is provided, at the same time, opens the first solenoid valve 31, vacuum source 5 fills vacuum into the first vacuum barrel 11, later, closing
The first solenoid valve 31 is closed, 12 vacuum of the second vacuum barrel is waited for be finished, when the vacuum meter on the second vacuum barrel 12 is shown under vacuum degree
In limited time, the first vacuum flapper valve 41 is opened, the first vacuum barrel 11 continues to provide air leak tester 8 to vacuum, meanwhile, close the second vacuum
Flapper valve 42 opens second solenoid valve 32, and vacuum source 5 fills vacuum to the second vacuum barrel 12, so recycles, air leak tester 8 should not
Wait for time for vacuumizing so that air leak tester 8 can continue working, improve staffing effectiveness.
Claims (3)
1. a kind of vacuum feed device on lithium battery air leak tester, including two vacuum barrels and vacuum source (5), feature exists
In：Described two vacuum barrels and air leak tester (8) are by pipeline parallel connection, and two vacuum barrels and vacuum source (5) are in parallel by pipeline, often
Vacuum meter (2) is provided on a vacuum barrel, two vacuum barrels are respectively the first vacuum barrel (11) and the second vacuum barrel (12),
The first vacuum flapper valve (41) is provided in connecting pipe between one vacuum barrel (11) and air leak tester (8), in the second vacuum barrel
(12) and in the connecting pipe of air leak tester (8) it is provided with the second vacuum flapper valve (42), in the first vacuum barrel (11) and vacuum source
(5) the first solenoid valve (31) is provided in the connecting pipe between, the connection between the second vacuum barrel (12) and vacuum source (5)
Second solenoid valve (32) is provided on pipeline.
2. the vacuum feed device according to claim 1 on lithium battery air leak tester, it is characterised in that：Described first
It is provided with the first vacuum induction device (71) in vacuum barrel (11), the second vacuum induction device is provided in the second vacuum barrel (12)
(72), first vacuum flapper valve (41) and the second vacuum flapper valve (42) are electric control structure, each vacuum induction device,
One solenoid valve (31), second solenoid valve (32), the first vacuum flapper valve (41) and the second vacuum flapper valve (42) respectively with control
Device is electrically connected.
3. the vacuum feed device according to claim 2 on lithium battery air leak tester, it is characterised in that：It is described two
Vacuum barrel is provided with vacuum detector (6) in the connecting pipe of air leak tester (8), which is electrically connected with controller
It connects, controller is electrically connected with an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407506.8U CN207947350U (en) | 2018-03-23 | 2018-03-23 | A kind of vacuum feed device on lithium battery air leak tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407506.8U CN207947350U (en) | 2018-03-23 | 2018-03-23 | A kind of vacuum feed device on lithium battery air leak tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207947350U true CN207947350U (en) | 2018-10-09 |
Family
ID=63697360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407506.8U Active CN207947350U (en) | 2018-03-23 | 2018-03-23 | A kind of vacuum feed device on lithium battery air leak tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207947350U (en) |
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2018
- 2018-03-23 CN CN201820407506.8U patent/CN207947350U/en active Active
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