CN207114589U - A kind of internal resistance of cell test fixture - Google Patents
A kind of internal resistance of cell test fixture Download PDFInfo
- Publication number
- CN207114589U CN207114589U CN201720847172.1U CN201720847172U CN207114589U CN 207114589 U CN207114589 U CN 207114589U CN 201720847172 U CN201720847172 U CN 201720847172U CN 207114589 U CN207114589 U CN 207114589U
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- wiring board
- electric conductor
- resistance
- test fixture
- surveying
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Abstract
The utility model belongs to battery detection equipment technical field, a kind of more particularly to internal resistance of cell test fixture, including placing plate, surveying resistance wiring board, insulating press boards, guide pillar, cylinder connecting plate and cylinder, the resistance wiring board of surveying is slidably mounted on the placement plate, the insulating press boards are connected by the guide pillar with the cylinder connecting plate, the insulating press boards are arranged at the top for surveying resistance wiring board, and the guide column sleeve is provided with spring, and the cylinder is installed on the cylinder connecting plate.Relative to prior art, the utility model using when the trace of concavo-convex class will not be left on lug surface, do not influence overall appearance.
Description
Technical field
The utility model belongs to battery detection equipment technical field, more particularly to a kind of internal resistance of cell test fixture.
Background technology
With the continuous development of electronic technology, the portable electron device such as MP3, MP4, DVD, mobile phone, notebook computer and
Electric automobile is to the energy density of battery and the requirement more and more higher of service life.Lithium ion battery has energy density high and made
The advantages that with long lifespan, therefore be widely used.
With the extensive use of rectangular lithium ion battery, the appearance requirement more and more higher of client's square shaped lithium ion battery,
In addition to it sags and crests and spot can not occur on packaging film, requirement also is proposed to the lug on battery, it is desirable to put down on lug surface
It is whole, it is impossible to have the sags and crests for smearing injustice.Usually, internal resistance can be carried out to battery after battery completes top side seal and pressure angle position station
Test.In the prior art, inner walkway method is the probe using several diameter 3mm, and probe is promoted battery by cylinder
On lug be pressed on flexible flat board and tested.This test fixture is easy to leave concavo-convex class on lug surface
Trace, to spend and manually go to flatten, not only have impact on the overall outward appearance of battery, and add cost.
In view of this, it is necessory to provide a kind of internal resistance of cell test fixture to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is：In view of the shortcomings of the prior art, a kind of internal resistance of cell test fixture is provided, this
Fixture will not leave the trace of concavo-convex class on lug surface, not influence overall appearance.
To achieve these goals, the utility model uses following technical scheme：
A kind of internal resistance of cell test fixture, including place plate, survey resistance wiring board, insulating press boards, guide pillar, cylinder connecting plate and
Cylinder, the resistance wiring board of surveying are slidably mounted on the placement plate, and the insulating press boards are connected by the guide pillar and the cylinder
Fishplate bar connects, and the insulating press boards are arranged at the top for surveying resistance wiring board, and the guide column sleeve is provided with spring, the cylinder peace
Loaded on the cylinder connecting plate.
Placed in use, being first placed in battery on plate, and adjust the position for surveying resistance wiring board so that two poles on battery
Ear fits in survey resistance wiring board；Restart cylinder, under the impetus of cylinder, cylinder connecting plate and insulating press boards are all carried out down
Work is pressed, insulating press boards compress lug so that two lugs on battery fully contact with surveying resistance wiring board；Finally this is pressed from both sides again
Tool is connected with resistance-meter device, completes to survey resistance operation.It should be noted that it is all that area is larger to survey resistance wiring board and insulating press boards
Flat board, in use, two lugs of battery are pressed between survey resistance wiring board and insulating press boards, that is to say, that
Two lugs of battery are covered completely, and the surface of lug can't leave the phenomenon of uneven trace, therefore, will not
Overall appearance is impacted.
One kind as internal resistance of cell test fixture described in the utility model is improved, and the resistance wiring board of surveying includes first
Electric conductor, the second electric conductor, the 3rd electric conductor and the 4th electric conductor, first electric conductor, second electric conductor, described
Three electric conductors and the 4th electric conductor is arranged side by side and mutually insulated.
One kind as internal resistance of cell test fixture described in the utility model is improved, first electric conductor, described the
Two electric conductors, the 3rd electric conductor and the 4th electric conductor are provided with same one end for being connect with what resistance-meter device was connected
Mouthful.
One kind as internal resistance of cell test fixture described in the utility model is improved, and the survey resistance wiring board is provided with scarce
Mouthful, the side of the breach forms the first lug conformable region, and the opposite side of the breach forms the second lug conformable region.Battery
Two lugs fit in the first lug conformable region and the second lug conformable region respectively.
One kind as internal resistance of cell test fixture described in the utility model is improved, and fixation is provided with the placement plate
Groove, the resistance wiring board of surveying are surveying the length direction movement of resistance wiring board described in the fixing groove interior edge.Resistance wiring board is surveyed solid
Determine to move along its length in groove so that two lugs of battery fit in the first lug conformable region and the second lug patch respectively
Close area.
One kind as internal resistance of cell test fixture described in the utility model is improved, and the lower surface of the insulating press boards is set
It is equipped with excellent power glue.Excellent power glue intensity is good and compression is small, and the outward appearance of lug will not be impacted.
One kind as internal resistance of cell test fixture described in the utility model is improved, and the guide pillar is provided with two, and two
Guide pillar described in root is respectively symmetrically arranged at the both ends of the insulating press boards.Guide pillar, which is symmetrical arranged, causes pressure of the insulating press boards to lug
Power is balanced, and the outward appearance of lug will not be impacted.
The beneficial effects of the utility model are：The utility model provides a kind of internal resistance of cell test fixture, including places
Plate, resistance wiring board, insulating press boards, guide pillar, cylinder connecting plate and cylinder are surveyed, the resistance wiring board of surveying is slidably mounted on the placement
Plate, the insulating press boards are connected by the guide pillar with the cylinder connecting plate, and the insulating press boards are arranged at described survey and hinder line
The top of road plate, the guide column sleeve are provided with spring, and the cylinder is installed on the cylinder connecting plate.Relative to prior art, sheet
Utility model using when the trace of concavo-convex class will not be left on lug surface, do not influence overall appearance.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation that resistance wiring board is surveyed in the utility model.
Fig. 3 is location diagram of the battery with surveying resistance wiring board in the utility model.
Wherein：1- places plate, and 2- surveys resistance wiring board, 3- insulating press boards, 4- guide pillars, 5- cylinder connecting plates, 6- cylinders, 7- bullets
Spring, 8- batteries, 9- lugs, 11- fixing grooves, the electric conductors of 21- first, the electric conductors of 22- second, the electric conductors of 23- the 3rd, 24- the 4th
Electric conductor, 25- interfaces, 26- breach, the first lugs of 27- conformable region, the second lugs of 28- conformable region, the excellent power glue of 31-.
Embodiment
With reference to embodiment and Figure of description, the utility model is described in further detail, but this
The embodiment of utility model is not limited to this.
As shown in Fig. 1 ~ 3, a kind of internal resistance of cell test fixture, including place plate 1, survey resistance wiring board 2, insulating press boards 3, lead
Post 4, cylinder connecting plate 5 and cylinder 6, survey resistance wiring board 2 and be slidably mounted on placement plate 1, insulating press boards 3 pass through guide pillar 4 and cylinder
Connecting plate 5 connects, and insulating press boards 3 are arranged at the top for surveying resistance wiring board 2, and guide pillar 4 is arranged with spring 7, and cylinder 6 is installed on cylinder
Connecting plate 5.
Preferably, resistance wiring board 2 is surveyed to lead including the first electric conductor 21, the second electric conductor 22, the 3rd electric conductor 23 and the 4th
Electric body 24, the first electric conductor 21, the second electric conductor 22, the 3rd electric conductor 23 and the 4th electric conductor 24 be arranged side by side and mutually absolutely
Edge.
Preferably, the first electric conductor 21, the second electric conductor 22, the 3rd electric conductor 23 and the 4th electric conductor 24 are equal in same one end
It is provided with the interface 25 for being connected with resistance-meter device.
Preferably, survey resistance wiring board 2 and set jagged 26, the side of breach 26 forms the first lug conformable region 27, breach
26 opposite side forms the second lug conformable region 28.Two lugs 9 of battery 8 fit in the first lug conformable region 27 and respectively
Two lug conformable regions 28.
Preferably, place and fixing groove 11 is provided with plate 1, survey resistance wiring board 2 and survey resistance wiring board 2 in the interior edge of fixing groove 11
Length direction moves.Survey resistance wiring board 2 to move along its length in fixing groove 1 so that two lugs 9 of battery 8 are distinguished
Fit in the first lug conformable region 27 and the second lug conformable region 28.
Preferably, the lower surface of insulating press boards 3 is provided with excellent power glue 31.The excellent intensity of power glue 31 is good and compression is small, no
The outward appearance of lug 9 can be impacted.
Preferably, guide pillar 4 is provided with two, and two guide pillars 4 are respectively symmetrically arranged at the both ends of insulating press boards 3.Guide pillar 4 is right
Claim to set and make it that insulating press boards 3 are balanced to the pressure of lug 9, will not impact to the outward appearance of lug 9.
After battery 8 completes top side seal and pressure angle position station, battery 8 is first transferred to placement by manipulator under PLC controls
On plate 1, the position of resistance wiring board 2 is surveyed in regulation so that two lugs 9 on battery 8 fit in the first lug for surveying resistance wiring board 2
The lug conformable region 28 of conformable region 27 and second, restarts cylinder 6, under the impetus of cylinder 6, cylinder connecting plate 5 and insulation
Pressing plate 3 all carries out pressing action, and insulating press boards 3 compress lug 9 so that two lugs 9 on battery 8 fully hinder wiring board with surveying
2 contacts；Finally again by resistance meter with survey resistance wiring board 2 interface 25 be connected, when the lower limit magnetic switch of cylinder 6 it is light it
Afterwards, controlled by PLC, resistance meter starts the resistance value tested between two lugs 9, then passes through tester internal judgment
OK/NG, to obtain a result and be sent to equipment, equipment sends instruction again, and cylinder 6 is begun to ramp up, after upper limit magnetic switch is light,
Manipulator removes the battery 8 that test is completed using vacuum cup, is put into OK/NG boxes, and proceed by next circulation.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying is changed and changed.Therefore, the utility model is not limited to above-mentioned embodiment, every this area skill
It is new that art personnel any conspicuously improved, replacement or modification made on the basis of the utility model belong to this practicality
The protection domain of type.In addition, although used some specific terms in this specification, but these terms are intended merely to conveniently say
It is bright, any restrictions are not formed to the utility model.
Claims (7)
- A kind of 1. internal resistance of cell test fixture, it is characterised in that：Including placing plate, surveying resistance wiring board, insulating press boards, guide pillar, gas Cylinder connecting plate and cylinder, the resistance wiring board of surveying are slidably mounted on the placement plate, the insulating press boards by the guide pillar with The cylinder connecting plate connection, the insulating press boards are arranged at the top for surveying resistance wiring board, and the guide column sleeve is provided with spring, The cylinder is installed on the cylinder connecting plate.
- 2. internal resistance of cell test fixture according to claim 1, it is characterised in that：The resistance wiring board of surveying is led including first Electric body, the second electric conductor, the 3rd electric conductor and the 4th electric conductor, first electric conductor, second electric conductor, the described 3rd Electric conductor and the 4th electric conductor is arranged side by side and mutually insulated.
- 3. internal resistance of cell test fixture according to claim 2, it is characterised in that：First electric conductor, described second Electric conductor, the 3rd electric conductor and the 4th electric conductor are provided with same one end for being connect with what resistance-meter device was connected Mouthful.
- 4. internal resistance of cell test fixture according to claim 2, it is characterised in that：The survey resistance wiring board is provided with scarce Mouthful, the side of the breach forms the first lug conformable region, and the opposite side of the breach forms the second lug conformable region.
- 5. internal resistance of cell test fixture according to claim 1, it is characterised in that：Fixation is provided with the placement plate Groove, the resistance wiring board of surveying are surveying the length direction movement of resistance wiring board described in the fixing groove interior edge.
- 6. internal resistance of cell test fixture according to claim 1, it is characterised in that：The lower surface of the insulating press boards is set There is excellent power glue.
- 7. internal resistance of cell test fixture according to claim 1, it is characterised in that：The guide pillar is provided with two, two The guide pillar is respectively symmetrically arranged at the both ends of the insulating press boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720847172.1U CN207114589U (en) | 2017-07-13 | 2017-07-13 | A kind of internal resistance of cell test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720847172.1U CN207114589U (en) | 2017-07-13 | 2017-07-13 | A kind of internal resistance of cell test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207114589U true CN207114589U (en) | 2018-03-16 |
Family
ID=61583710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720847172.1U Active CN207114589U (en) | 2017-07-13 | 2017-07-13 | A kind of internal resistance of cell test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207114589U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376539A (en) * | 2021-06-10 | 2021-09-10 | 珠海伊托科技有限公司 | Storage battery internal resistance precision testing device with loop resistor |
-
2017
- 2017-07-13 CN CN201720847172.1U patent/CN207114589U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376539A (en) * | 2021-06-10 | 2021-09-10 | 珠海伊托科技有限公司 | Storage battery internal resistance precision testing device with loop resistor |
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