CN209296251U - The airtight detection auxiliary connecting device of battery pack - Google Patents
The airtight detection auxiliary connecting device of battery pack Download PDFInfo
- Publication number
- CN209296251U CN209296251U CN201920016458.4U CN201920016458U CN209296251U CN 209296251 U CN209296251 U CN 209296251U CN 201920016458 U CN201920016458 U CN 201920016458U CN 209296251 U CN209296251 U CN 209296251U
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- China
- Prior art keywords
- battery pack
- auxiliary connecting
- connecting device
- sealed connection
- supporting part
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Abstract
The utility model provides a kind of airtight detection auxiliary connecting device of battery pack, to constitute the sealed connection between the inflatable end of detection device and battery pack ventilation part, the airtight detection auxiliary connecting device of the battery pack includes: the supporting part of support battery pack, and the positioning region positioned on supporting part is wrapped in being configured with composition battery on supporting part, in being additionally provided with sealed connection portion on supporting part, corresponding to ventilation part, run through fixed fixed part for inflatable end in being configured in sealed connection portion, and sealed connection portion can seal against due to external force drives with battery pack, to constitute the sealed connection between inflatable end and ventilation part.The airtight detection auxiliary connecting device of the battery pack of the utility model can fast, accurately realize the connection of the ventilation part and external detection device of battery pack, thus gas leakage caused by when can avoid artificial connection positioning, and then have preferable practicability.
Description
Technical field
The utility model relates to battery pack airtight detecting apparatus technical field, in particular to a kind of airtight detection of battery pack is auxiliary
Help attachment device.
Background technique
Power battery pack is electric powered motor core component, to guarantee that electric vehicle can after paddling, cleaning and is soaked
With normal use, the degree of protection of battery pack is generally required to reach IP67 standard.Wherein, the air-tightness of battery pack directly influences
The work safety of battery system.Currently, volume production line airtightness test technology generally uses positive pressure to test, first to the ventilative of battery pack
Portion, that is, vent valve are inflated, by pressure differential detection equipment judge power battery pack whether gas leakage.
According to vehicle structure, there are two types of the vent valve designs of battery pack: side and bottom, wherein for the battery in side
Packet can connect vent valve by hand and be tested with tracheae, the battery pack for vent valve in bottom, when connecting gas-charging connection,
Due to inconvenient for operation, it is easy to appear because testing bad phenomenon caused by connecting bad gas leakage
Utility model content
In view of this, the utility model is directed to a kind of airtight detection auxiliary connecting device of battery pack, can be improved pair
The precision of the ventilation part connection of battery pack.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of airtight detection auxiliary connecting device of battery pack, to constitute between the inflatable end of detection device and battery pack ventilation part
Sealed connection, the airtight detection auxiliary connecting device of battery pack includes:
Supporting part with battery pack described in support, and is wrapped in described hold in being configured with the composition battery on the supporting part
The positioning region positioned in load portion；
Sealed connection portion is set on the supporting part, and corresponds to the ventilation part, is constructed in the sealed connection portion
Have for the inflatable end through fixed fixed part, and the sealed connection portion can seal due to external force drives with the battery pack
It abuts, to constitute the sealed connection between the inflatable end and the ventilation part.
Further, it is installed with straight line power output device on Yu Suoshu supporting part, to drive in the sealed connection portion
Lower reciprocating motion and constitute or release sealing against between the sealed connection portion and the ventilation part.
Further, the limit electrically connected with the detection device is installed in Yu Suoshu straight line power output device to sense
Device.
Further, the straight line power output device is the cylinder or linear motor being set on the supporting part.
Further, the sealed connection portion is to be connected to the straight line power output device power output end and can be with
The sealing plate that the ventilation part seals against.
Further, the side that Yu Suoshu sealing plate and the ventilation part abut against is equipped with gasket.
Further, the positioning region is to be fixedly arranged on locating piece that is on the supporting part and being formed with locating slot；And it is right
Locating slot described in Ying Yu, the protrusion for being embedded in cooperation can be constituted with the locating slot by being configured in Yu Suoshu battery pack.
Further, the locating piece is at least two of the two opposite sides setting corresponding to the battery pack.
Further, the supporting element that can be formed to battery pack support is provided on Yu Suoshu supporting part.
Compared with the existing technology, the utility model has the advantage that
(1) the airtight detection auxiliary connecting device of battery pack described in the utility model is by the supporting part of setting to battery pack
Support, and the positioning region that is arranged on supporting part is to the positioning of battery pack and the sealed connection portion pair being formed on supporting part
The ventilation part of battery pack constitutes sealing or depressurization accurately connects so that the ventilation part of battery pack can be quick with test equipment
It connects, can avoid gas leakage caused by artificial connection positioning is not allowed.
(2) setting straight line power output device makes sealed connection portion can be achieved to pump, so that sealing be made to connect
Sealing or depressurization are constituted between socket part and ventilation part.
(3) limit sensors are set, to be conducive to detect the lifting position in sealed connection portion.
(4) straight line power output device is cylinder or linear motor, easy for installation, easy to operate, and run smoothly.
(5) setting sealed connection portion is the sealing plate sealed against with ventilation part, and structure is simple, convenient for operation.
(6) gasket is set, to be further conducive to the sealed connection of sealing plate and ventilation part.
(7) positioning region is to be fixedly arranged on locating piece that is on supporting part and being formed with locating slot, may make and constructs in battery pack
Protrusion be embedded in cooperation in locating slot, to be conducive to the positioning to battery pack on supporting part.
(8) setting locating piece corresponds at least two of battery pack two opposite sides setting, further to hold to battery pack
Positioning in load portion.
(9) supporting element is set on supporting part, to be conducive to stationarity of the battery pack relative to supporting part, and prevent by
In the deformation that battery pack is generated by inflation.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram of the airtight detection Automatic Link Establishment of battery pack described in the utility model embodiment；
Fig. 2 is the structural schematic diagram of battery pack described in the utility model embodiment；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is the structural schematic diagram of locating piece described in the utility model embodiment；
Description of symbols:
1- workbench, 2- locating piece, 3- straight line power output device, 4- sealing plate, 5- gasket, the first supporting block of 6-,
The second supporting block of 7-, 8- through-hole；
100- battery pack, 101- protrusion, 102- ventilation part, 103- sealing surface, 201- locating slot, 202- bearing surface.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The utility model relates to a kind of airtight detection auxiliary connecting device of battery pack, with constitute the inflatable end of detection device with
Sealed connection between the ventilation part 102 of battery pack 100, the airtight detection auxiliary connecting device of the battery pack includes: support battery pack
100 supporting part, and battery pack 100 is constituted in the positioning region positioned on supporting part, on supporting part in being configured on supporting part
It is additionally provided with sealed connection portion, corresponds to ventilation part 102, runs through fixed fixation for inflatable end in being configured in sealed connection portion
Portion, and sealed connection portion can seal against due to external force drives with battery pack 100, to constitute between inflatable end and ventilation part 102
It is tightly connected.
The airtight detection auxiliary connecting device of the battery pack of the present embodiment, a kind of exemplary structure is as shown in Figure 1, above-mentioned
Supporting part is configured to the workbench 1 of support battery pack 100.Wherein, in order to be determined in the upper of workbench 1 battery pack 100
Position, is installed with positioning region on workbench 1, specifically, the positioning region is the locating piece 2 for being formed with locating slot 201, and corresponds to
Locating slot 201 can constitute the protrusion 101 for being embedded in cooperation in being configured in battery pack 100 with locating slot 201.In addition, locating piece 2
For be arranged corresponding to the two opposite sides of battery pack 100 at least two.
In conjunction with shown in Fig. 2 and Fig. 3, the namely vent valve of ventilation part 102 of battery pack 100 is set to bottom, wherein battery
The protrusion that the one edge direction on bottom extends and extends on the side of two opposite sides is formed on the bottom of packet 100
101.In addition, the ventilation part 102 of battery pack 100 has the groove to 100 inner recess of battery pack, and the outer edge structure of groove
The sealing surface 103 that Cheng Youke and following sealed connection portions push against.In the present embodiment, in conjunction with shown in Fig. 2 and Fig. 4, the protrusion
101 extend along the length direction of battery, the protrusion 101 because of battery pack 100 on the locating piece 2 when, with determining on locating piece 2
Position slot 201 cooperates, and to constitute the positioning to the width direction of battery pack 100, the rotation for also limiting battery pack 100 certainly is free
Degree.In addition, as shown in figure 3, the bearing surface 202 for abutting 100 side wall of battery pack is formed on locating piece 2, to battery pack 100
Length direction positioned.
In conjunction with shown in Fig. 1 and Fig. 4, for the positioning preferably to battery pack 100, above-mentioned locating piece 2 corresponds to battery
The setting of 100 two opposite sides is wrapped, wherein there are two the settings of side, the other side is provided with one, in order to the bottom position of battery pack 100
In same plane, to guarantee stability of the battery pack 100 relative to workbench 1.In the present embodiment, locating piece 2 is set to battery
The two sides of 100 length directions are wrapped, certainly, according to the bottom structure of battery pack 100, locating piece 2 can also be set to 100 width of battery pack
The two sides in direction, in addition, the locating slot 201 on locating piece 2 both can be embedded in cooperation with the bottom protrusion 101 of battery pack 100, also
Cooperation can be embedded in the projected side wall 101 of battery pack 100.
It can be formed pair to be provided on workbench 1 further such that stability of the battery pack 100 relative to supporting part
The supporting element that battery pack 100 supports.Specifically, as shown in Figure 1, the middle position on workbench 1 is equipped with to 100 bottom of battery pack
First supporting block 6 of position support among portion, one end on the workbench 1 for be provided with a locating piece 2 is provided with to battery pack
The second supporting block 7 that end where 100 bottoms is supported, and the second supporting block 7 is two that 2 two sides of locating piece are arranged in.
The sealed connection portion of the present embodiment is set on workbench 1, is corresponded to sealed connection portion, is formed with structure in workbench
At the sealed connection portion go up and down when can perforative through-hole 8, and correspond to ventilation part 102, be configured with confession in the sealed connection portion
The inflatable end of detection device is through fixed fixed part, wherein the inflatable end of detection device not shown in the figure has and fixation
Portion's Hermetical connecting structure, details are not described herein.Referring still to shown in Fig. 1, this sealed connection portion is to be connected to straight line power output dress
The sealing plate 4 setting 3 power output end and being sealed against with ventilation part 102.Sealing on this sealing plate 4 and ventilation part 102
Face 103 fits, this structure is simple, convenient for operation.In order to further be conducive to the sealed connection of sealing plate 4 Yu ventilation part 102,
Gasket 5, that is, the setting of gasket 5 are equipped in sealing plate 4 and sealing in the side that sealing plate 4 and ventilation part 102 abut against
Between face 103.
In addition, driving lower in external force for the ease of sealed connection portion and being sealed against with battery pack 100, on workbench 1
It is installed with straight line power output device 3, to drive sealed connection portion to pump, thus composition or depressurization connection
Portion is sealed against with ventilation part 102.Straight line power output device 3 in the present embodiment is cylinder or linear motor, to realize
Sealed connection portion pumps, easy for installation, easy to operate, and runs smoothly.
In addition, being installed with detection in straight line power output device 3 to be conducive to detect sealed connection portion lifting position
The limit sensors that device electrically connects, this limit sensors can be position sensor in the prior art.In addition to this, it is working
Be additionally provided on platform 1 control linear drive apparatus controller, controller control signal and limit sensors electric signal with
And the electric signal of detection device electrically connects.It is electrically connected by the electric signal of the limit sensors of setting with detection device, thus
When detection device receives the electric signal of limit sensors, detection device movement is inflated battery pack 100.
The airtight detection Automatic Link Establishment of the battery pack of the utility model when in use, first lifts battery pack 100 extremely
Workbench 1, and the protrusion 101 of locating slot 201 and 100 bottom of battery pack on locating piece 2 is embedded in cooperation, make battery pack 100
It is fixed on workbench 1, then operates controller, to drive cylinder or linear motor that sealed connection portion is risen to battery pack
The sealing surface 103 of 100 bottoms, so that sealing surface 103 and sealed connection portion push against.When detection device receives limit sensors
Electric signal after, detection device movement battery pack 100 is inflated, after to be detected, detection device send signal, driving
Cylinder or linear motor movement make to be tightly connected subordinate's drop, are abutted with releasing with 100 bottom of battery pack, limit sensing when dropping to
Behind the position of device setting, start the circulation of next detection.
The airtight detection auxiliary connecting device of the battery pack of the utility model is by the supporting part of setting to battery pack 100
Support, and the positioning region that is arranged on supporting part is to the positioning of battery pack 100 and the sealed connection portion being formed on supporting part
Sealing or depressurization are constituted to the ventilation part 102 of battery pack 100, so that the ventilation part 102 of battery pack 100 and detection device
Inflatable end can be connected fast, accurately, to can avoid gas leakage caused by artificial connection positioning is not allowed.
In conclusion the airtight detection auxiliary connecting device of battery pack 100 of the utility model has, structure is simple, operation side
Just, it and can automatically, fast, accurately be connect with the inflatable end of detection device, to have preferable practicability.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (9)
1. a kind of airtight detection auxiliary connecting device of battery pack, to constitute the saturating of the inflatable end of detection device and battery pack (100)
Sealed connection between gas portion (102), which is characterized in that the airtight detection auxiliary connecting device of battery pack includes:
Supporting part, with battery pack described in support (100), and in be configured on the supporting part constitute the battery pack (100) in
The positioning region positioned on the supporting part；
Sealed connection portion is set on the supporting part, and corresponds to the ventilation part (102), in structure in the sealed connection portion
Make for the inflatable end through fixed fixed part, and the sealed connection portion can due to external force drives with the battery pack
(100) it seals against, to constitute the sealed connection between the inflatable end and the ventilation part (102).
2. the airtight detection auxiliary connecting device of battery pack according to claim 1, it is characterised in that: on Yu Suoshu supporting part
Straight line power output device (3) are installed with, is constituted or is released and is described close to drive the sealed connection portion to pump
Sealing against between envelope interconnecting piece and the ventilation part (102).
3. the airtight detection auxiliary connecting device of battery pack according to claim 2, it is characterised in that: Yu Suoshu straight line power
Output device is installed with the limit sensors electrically connected with the detection device on (3).
4. the airtight detection auxiliary connecting device of battery pack according to claim 2, it is characterised in that: the straight line power is defeated
Device (3) is the cylinder or linear motor being set on the supporting part out.
5. the airtight detection auxiliary connecting device of battery pack according to claim 2, it is characterised in that: the sealed connection portion
For the sealing that is connected to straight line power output device (3) power output end and can be sealed against with the ventilation part (102)
Plate (4).
6. the airtight detection auxiliary connecting device of battery pack according to claim 5, it is characterised in that: Yu Suoshu sealing plate
(4) side abutted against with the ventilation part (102) is equipped with gasket (5).
7. the airtight detection auxiliary connecting device of battery pack according to any one of claim 1 to 6, it is characterised in that: institute
Stating positioning region is to be fixedly arranged on locating piece (2) that is on the supporting part and being formed with locating slot (201)；And corresponding to described fixed
Position slot (201), the protrusion for being embedded in cooperation can be constituted with the locating slot (201) by being configured in Yu Suoshu battery pack (100)
(101)。
8. the airtight detection auxiliary connecting device of battery pack according to claim 7, it is characterised in that: the locating piece (2)
For be arranged corresponding to the two opposite sides of the battery pack (100) at least two.
9. the airtight detection auxiliary connecting device of battery pack according to claim 1, it is characterised in that: on Yu Suoshu supporting part
It is provided with the supporting element that can be formed to the battery pack (100) support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920016458.4U CN209296251U (en) | 2019-01-04 | 2019-01-04 | The airtight detection auxiliary connecting device of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920016458.4U CN209296251U (en) | 2019-01-04 | 2019-01-04 | The airtight detection auxiliary connecting device of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209296251U true CN209296251U (en) | 2019-08-23 |
Family
ID=67641647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920016458.4U Active CN209296251U (en) | 2019-01-04 | 2019-01-04 | The airtight detection auxiliary connecting device of battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209296251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907832A (en) * | 2019-12-11 | 2020-03-24 | 江西江铃集团新能源汽车有限公司 | Safety auxiliary device for detecting air tightness of battery pack |
-
2019
- 2019-01-04 CN CN201920016458.4U patent/CN209296251U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907832A (en) * | 2019-12-11 | 2020-03-24 | 江西江铃集团新能源汽车有限公司 | Safety auxiliary device for detecting air tightness of battery pack |
| CN110907832B (en) * | 2019-12-11 | 2022-07-19 | 江西江铃集团新能源汽车有限公司 | Safety auxiliary device for detecting air tightness of battery pack |
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