CN207675385U - A kind of battery core sealing detection device - Google Patents
A kind of battery core sealing detection device Download PDFInfo
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- CN207675385U CN207675385U CN201721881167.9U CN201721881167U CN207675385U CN 207675385 U CN207675385 U CN 207675385U CN 201721881167 U CN201721881167 U CN 201721881167U CN 207675385 U CN207675385 U CN 207675385U
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Abstract
The utility model discloses a kind of battery cores to seal detection device, pressure-regulating valve including tracheae and on tracheae, the air inlet of the pressure-regulating valve is connect by connecting tube with air compressor machine, it is additionally provided with triple valve on the tracheae, the air inlet of the triple valve is connect with pressure-regulating valve, one exhaust outlet is connect with tracheae, another exhaust outlet is connected with first flowmeter, the tracheae includes snorkel and is coaxially set with snorkel and is set as integrated pressure measuring tube, the measurement end of pressure measuring tube is equipped with first pressure sensor, the tracheae is inserted into package board and laminated aluminum film shell in package board, lug is installed with package board and the cooperation of laminated aluminum film shell.The purpose of this utility model is to provide a kind of battery core sealing detection device, which can accurately be detected battery seal.
Description
Technical field
The utility model belongs to battery technology field, specifically, being related to a kind of battery core sealing detection device.
Background technology
Lithium ion battery：It is a kind of secondary cell（Rechargeable battery）, it relies primarily on lithium ion between a positive electrode and a negative electrode
Movement carrys out work.In charge and discharge process, Li+ embedded and deintercalations back and forth between two electrodes：When charging, Li+ is de- from anode
It is embedding, it is embedded in cathode by electrolyte, cathode is in rich lithium state；It is then opposite when electric discharge.
Lithium ion battery has many advantages, such as high working voltage, high-energy-density, has extended cycle life, non-environmental-pollution, not only exists
Be used widely on mobile communication apparatus and portable electronic device, and be widely used in electric vehicle, it is electronic from
It is the main direction of development of current major battery producer, flexible package in terms of the large and medium-sized electrical equipment such as driving and electric tool
Battery core is probably by dispensing, coating, film-making, winding/lamination, laminated aluminum film shell and lug closedtop, laminated aluminum film shell-side envelope, electricity
Core baking, fluid injection sealing, chemical conversion, pumping sealing, partial volume these processes complete, in battery production process, at the top of battery core
Encapsulation is extremely important to follow-up fluid injection procedure technology with side seal, if packaging effect is unreliable, to follow-up fluid injection and battery core product
It is produced a very large impact in terms of security performance, production qualification rate and battery core safety is made to reduce, it is therefore desirable to a kind of battery core sealing
Detection device.
Utility model content
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a kind of battery core sealing detection
Device, the device can accurately be detected battery seal.
In order to solve the above technical problems, the utility model is using the basic conception of technical solution：
This battery core seals detection device, including：Tracheae and the pressure-regulating valve on tracheae, the pressure-regulating valve
Air inlet is connect by connecting tube with air compressor machine, and triple valve, the air inlet and pressure of the triple valve are additionally provided on the tracheae
Regulating valve connects, and an exhaust outlet connect with tracheae, and another exhaust outlet is connected with first flowmeter, the tracheae include snorkel and with
Snorkel is coaxially set and is set as integrated pressure measuring tube, and the measurement end of pressure measuring tube is equipped with first pressure sensor,
The tracheae is inserted into package board and laminated aluminum film shell in package board, lug and package board and laminated aluminum film shell
Cooperation installation.
This battery core seals detection device, and the triple valve includes the valve body of T-type, the valve body include lateral valve body with it is vertical
It can transversely valve axis direction in being equipped in lateral valve body and longitudinal valve body on lateral valve body, the transverse direction valve body
Sealing is avoided the formation of in mobile cylindrical spool, spool external cylindrical surface and lateral valve body, the spool is equipped with longitudinal valve
The first flow and the second flow channel for being connected to longitudinal valve body with the lateral valve body other side that body is connected to lateral valve body side, first
Runner can not be connected to longitudinal valve body simultaneously with second flow channel, is coordinated in the both ends of the surface of the spool and lateral valve body and is equipped with
Control the electromagnetic coil of spool movement.
This battery core seals detection device, air accumulator is equipped between the air compressor machine and pressure-regulating valve, in the air accumulator
Equipped with second pressure sensor.
This battery core seals detection device, and the pipeline between the triple valve and pressure-regulating valve is equipped with third pressure sensing
Device.
This battery core seal detection device, the pressure-regulating valve, triple valve, air compressor machine, first flowmeter, electromagnetic coil,
First pressure sensor, second pressure sensor and third pressure sensor point are connect with processing module, and processing module is also connected with
There is display.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art：
By equipped with air compressor machine be capable of providing detection pressure gas source, pressure gas source is defeated by tracheae by pressure-regulating valve
It send to the laminated aluminum film shell of detected battery core, then by the air pressure in pressure measuring tube, according to the variation of air pressure, from
And determine whether battery core encapsulation meets the requirements；By equipped with triple valve, and the first flowmeter on triple valve, will
Before gas injects laminated aluminum film shell, by measuring the flow for the gas that pressure-regulating valve is discharged, after the stability of flow being discharged,
Pressure-regulating valve and tracheae are connected again, laminated aluminum film shell is inflated, after pouring setting pressed gas, stopped inflation, examined
It surveys；This measuring device can carry out secondary booster to laminated aluminum film shell, after capable of being adjusted to setting pressure by pressure-regulating valve,
After measuring regime flow by first flowmeter again, then control triple valve so that repressurization inspection is carried out to laminated aluminum film shell
It surveys, the detection device testing accuracy is more preferable, and detection speed is fast.
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Description of the drawings
A part of the attached drawing as the application, is further understood from the utility model for providing, the utility model
Illustrative embodiments and their description for explaining the utility model, but do not constitute improper limits to the present invention.Obviously,
The accompanying drawings in the following description is only some embodiments, to those skilled in the art, is not paying creative labor
Under the premise of dynamic, other accompanying drawings are can also be obtained according to these attached drawings.In the accompanying drawings：
Fig. 1 is the general structure schematic diagram of the detection device；
Fig. 2 is the structural schematic diagram of triple valve；
Fig. 3 is the part structure diagram of tracheae.
It should be noted that these attached drawings and verbal description are not intended to limit the design of the utility model in any way
Range, but be the concept that those skilled in the art illustrate the utility model by referring to specific embodiments.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
The technical solution in embodiment is clearly and completely described in attached drawing in type embodiment, and following embodiment is for illustrating this
Utility model, but be not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that term "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for describing the utility model and simplifying to describe, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirectly connected through an intermediary.
For the ordinary skill in the art, it can understand that above-mentioned term in the present invention specific contains with concrete condition
Justice.
Embodiment one：
Battery core as shown in Figure 1 to Figure 3 seals detection device, including：Tracheae 4 and the pressure-regulating valve 5 on tracheae,
The air inlet of the pressure-regulating valve 5 is connect by connecting tube 6 with air compressor machine 7, and triple valve 8 is additionally provided on the tracheae 4, described
The air inlet of triple valve 8 is connect with pressure-regulating valve 5, and an exhaust outlet is connect with tracheae 4, and another exhaust outlet is connected with first flowmeter
9, the tracheae 4 includes snorkel 401 and is coaxially set with snorkel 401 and is set as integrated pressure measuring tube 402, pressure
The measurement end of measurement pipe 402 is equipped with first pressure sensor 403, and the tracheae 4 is inserted into package board 2 and in package board 2
Laminated aluminum film shell 3 in, lug 1 and package board 2 and the cooperation of laminated aluminum film shell 3 are installed.
The triple valve 8 includes the valve body 801 of T-type, and the valve body 801 is including lateral valve body 802 and perpendicular to lateral valve
Body 802 and longitudinal valve body 803 on lateral valve body 802, being equipped in the transverse direction valve body 802 can transversely valve axis
Sealing, the spool are avoided the formation of in the cylindrical spool 804 of direction movement, 804 external cylindrical surface of spool and lateral valve body 802
804 are equipped with the first flow 805 for being connected to longitudinal valve body 803 with 802 side of lateral valve body and by longitudinal valve body 803 and laterally
The second flow channel 806 of 802 other side of valve body connection, first flow 805 and second flow channel 806 can not simultaneously with longitudinal valve body
Cooperation is equipped with the electromagnetic coil of control spool movement in 803 connections, the both ends of the surface of the spool 804 and lateral valve body 802
807.8 structure novel of above-mentioned triple valve and simple and reliable, fast response time.
Air accumulator 10 is equipped between the air compressor machine 7 and pressure-regulating valve 5, being equipped with second pressure in the air accumulator 10 passes
Sensor 11.By equipped with air accumulator 10 need not can at any time open air compressor machine, and by using the gas in air accumulator 10,
When gas is few in air accumulator 10, recycles air compressor machine to be inflated, advantageously reduce the noise in measurement process and vibration.
Pipeline between triple valve 8 and pressure-regulating valve 5 is equipped with third pressure sensor 12.The pressure-regulating valve 5,
Triple valve 8, air compressor machine 7, electromagnetic coil 807, first flowmeter 9, first pressure sensor 403, second pressure sensor 11 and
Third pressure sensor 12 divides to be connect with processing module, and processing module is also associated with display.Processing module can be MCU, processing
Module can collect effective information, and each component is controlled by processing module so that measuring speed is fast, and control is easy.
The above is only the preferred embodiment of the utility model, not makees in any form to the utility model
Limitation is not limited to the utility model although the utility model has been disclosed with preferred embodiment as above, any to be familiar with
The technical staff of this patent is not departing within the scope of technical solutions of the utility model, when the technology contents work using above-mentioned prompt
Go out a little change or is modified to the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solutions of the utility model,
Any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still belong to
In the range of the utility model.
Claims (5)
1. a kind of battery core seals detection device, which is characterized in that including：Tracheae（4）And the pressure-regulating valve on tracheae
（5）, the pressure-regulating valve（5）Air inlet pass through connecting tube（6）With air compressor machine（7）Connection, the tracheae（4）On be additionally provided with
Triple valve（8）, the triple valve（8）Air inlet and pressure-regulating valve（5）Connection, an exhaust outlet and tracheae（4）Connection, it is another
Exhaust outlet is connected with first flowmeter（9）, the tracheae（4）Including snorkel（401）And and snorkel（401）Be coaxially set and
It is set as integrated pressure measuring tube（402）, pressure measuring tube（402）Measurement end be equipped with first pressure sensor（403）, described
Tracheae（4）It is inserted into package board（2）And it is set to package board（2）Interior laminated aluminum film shell（3）It is interior, lug（1）With package board（2）
And laminated aluminum film shell（3）Cooperation installation.
2. battery core according to claim 1 seals detection device, which is characterized in that the triple valve（8）Valve including T-type
Body（801）, the valve body（801）Including lateral valve body（802）With perpendicular to lateral valve body（802）And mounted on lateral valve body
（802）On longitudinal valve body（803）, the transverse direction valve body（802）It is interior be equipped with can transversely valve axis direction movement cylinder
Shape spool（804）, spool（804）External cylindrical surface and lateral valve body（802）Inside avoid the formation of sealing, the spool（804）On set
Have longitudinal valve body（803）With lateral valve body（802）The first flow of side connection（805）And by longitudinal valve body（803）With cross
To valve body（802）The second flow channel of other side connection（806）, first flow（805）With second flow channel（806）Can not simultaneously with
Longitudinal valve body（803）Connection, the spool（804）Both ends of the surface and lateral valve body（802）Interior cooperation is equipped with control spool and moves
Dynamic electromagnetic coil（807）.
3. battery core according to claim 2 seals detection device, which is characterized in that the air compressor machine（7）It is adjusted with pressure
Valve（5）Between be equipped with air accumulator（10）, the air accumulator（10）It is interior to be equipped with second pressure sensor（11）.
4. battery core according to claim 3 seals detection device, which is characterized in that the triple valve（8）It is adjusted with pressure
Valve（5）Between pipeline be equipped with third pressure sensor（12）.
5. battery core according to claim 4 seals detection device, which is characterized in that the pressure-regulating valve（5）, triple valve
（8）, air compressor machine（7）, first flowmeter（9）, electromagnetic coil（807）, first pressure sensor（403）, second pressure sensor
（11）And third pressure sensor（12）Divide and connect with processing module, processing module is also associated with display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881167.9U CN207675385U (en) | 2017-12-28 | 2017-12-28 | A kind of battery core sealing detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721881167.9U CN207675385U (en) | 2017-12-28 | 2017-12-28 | A kind of battery core sealing detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207675385U true CN207675385U (en) | 2018-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201721881167.9U Active CN207675385U (en) | 2017-12-28 | 2017-12-28 | A kind of battery core sealing detection device |
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| CN (1) | CN207675385U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068762A (en) * | 2019-04-01 | 2019-07-30 | 桑顿新能源科技有限公司 | Soft-package battery packaging effect detection device and detection method |
| CN111879618A (en) * | 2020-07-09 | 2020-11-03 | 合肥国轩高科动力能源有限公司 | Method for testing withstand pressure of soft-packaged battery cell |
-
2017
- 2017-12-28 CN CN201721881167.9U patent/CN207675385U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068762A (en) * | 2019-04-01 | 2019-07-30 | 桑顿新能源科技有限公司 | Soft-package battery packaging effect detection device and detection method |
| CN111879618A (en) * | 2020-07-09 | 2020-11-03 | 合肥国轩高科动力能源有限公司 | Method for testing withstand pressure of soft-packaged battery cell |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190312 Address after: 646000 Luzhou Free Trade Zone, Sichuan Province, Yutang Street, Lingang District, South Sichuan, 155 Fuxing Road, 4 buildings, 2, 3 floors Patentee after: Luzhou Jingrui Electronic Technology Co., Ltd. Address before: 646000 Yutang Street, Lingang District, Luzhou Free Trade Zone, Sichuan Province, No. 4 Jinjing Street, No. 11, 4 Blocks and 4 Floors Patentee before: Luzhou Jingtai Electronic Technology Co., Ltd. |