CN208568941U - A kind of device be connected for detecting battery solder joint - Google Patents
A kind of device be connected for detecting battery solder joint Download PDFInfo
- Publication number
- CN208568941U CN208568941U CN201821025158.4U CN201821025158U CN208568941U CN 208568941 U CN208568941 U CN 208568941U CN 201821025158 U CN201821025158 U CN 201821025158U CN 208568941 U CN208568941 U CN 208568941U
- Authority
- CN
- China
- Prior art keywords
- detection
- detection needle
- needle
- wall welding
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model discloses a kind of for detecting the device of battery solder joint conducting, described device includes two groups of detection needles, wherein first group of detection needle includes several to the first detection needle for detecting wall welding spot being arranged in a one-to-one correspondence with wall welding spot, second group of detection needle includes the second detection needle of logarithm identical as the first detection needle, each pair of second detection is sequentially connected in series for the pad answered between through-wall welding two sides connecting column and busbar connector, all second detection needles.When utility model device detects, first group of detection needle is used to find out the wall welding spot at which, and there are problems, and second group of detection needle is used to confirm whether all solder joints to be qualified, if second group of detection needle measures and the signal provided is qualification, that is, represents the solder joint qualification of the battery.
Description
Technical field
The utility model relates to accumulator quality detection device technology fields, more particularly to one kind for detecting battery
The device of solder joint conducting.
Background technique
Lead storage battery is mainly made of electrolyte, battery case and pole group, and the electrolyte of lead storage battery is sulfuric acid solution,
Middle pole group is mainly made of positive plate, negative plate and partition, and partition primarily serves storage electrolyte, the gas compound as oxygen
Channel, play prevent active material fall off and positive and negative electrode between short-circuit effect.There is busbar connector and lead to pass a bridge on the group of pole will
All pole groups are together in series, and the upper connecting pin pole of pole group at both ends, end pole passes through the pole column hole in battery case slot cover, as
Positive and negative output end (input terminal).
Country's lead-acid accumulator is by plastics housing battery instead of traditional rubber housing battery, plastics housing battery wall-through at present
The quality of weldering decides reliability and the service life of battery, and through-wall welding inferior can cause battery initial failure, therefore traditional
Way is using the quality of mechanical shearing strength detection welding, and using this destructive Control experiment, there are many drawbacks, for example,
This detection method can damage solder joint, later using welding quality and the correlation of solder joint resistance between the two, be taken through
The method for measuring resistance to detect through-wall welding quality, using this detection method, when detection probe and solder joint poor contact, meeting
There is the situation of false retrieval or missing inspection.
Authorization Notice No. is that the Chinese utility model patent of CN2170516Y discloses a kind of accumulator wall welding spot inspection
Survey instrument, it is made of power circuit, detection clamp, measuring circuit and sound light alarming circuit, power circuit both with detection clamp phase
Connection, output test electric current, and be connected with measuring circuit, sound light alarming circuit, operating current, test current and measurement are provided
The signal input part of circuit passes through a detection clamp load at surveyed solder joint both ends.
The Chinese utility model patent that Authorization Notice No. is CN 203650956U discloses a kind of through-wall welding and non-destructive testing
Device, including the first plumb joint and the second plumb joint further include detection line, constant current source and voltmeter, first welding
Head and the second plumb joint are coupled by detection line with constant current source, and the voltmeter is for detecting the first plumb joint and the second weldering
Pressure drop between connector.
It is above two to detect wall welding spot one by one in the prior art, and a lead-acid accumulator often has
Multiple wall welding spots detect relatively time-consuming.
Utility model content
The utility model is directed to the deficiencies in the prior art, provides a kind of for detecting the conducting of battery solder joint
Device can detect multiple wall welding spots in battery simultaneously.
A kind of device be connected for detecting battery solder joint, the battery include multiple pole groups, and each pole group has
Positive and negative busbar connector and connecting column with busbar connector welding, are connected between adjacent connecting column, described device includes two by through-wall welding
Group detection needle, wherein first group of detection needle include it is several to wall welding spot be arranged in a one-to-one correspondence for detect through-wall welding weldering
First detection needle of point, second group of detection needle include the second detection needle of logarithm identical as the first detection needle, each pair of second detection
For the pad answered between through-wall welding two sides connecting column and busbar connector, all second detection needles are sequentially connected in series.
The device, the insulation board including fixing two groups of detection needles.
The edge of the insulation board is set there are two connecting column, and the two second detection needles positioned at head and the tail pass through detection line respectively
It is electrically connected with two connecting columns.
The insulation board is equipped with the mounting hole passed through for two groups of detection needles, and detection needle includes the inspection positioned at two sides of mounting hole
Gauge head and wiring section, and it is located at insulation board and inspection on mounting hole, the interlude of connecting detection head and wiring section, interlude
Holddown spring is coated between gauge head, the wiring section is equipped with locating part.
The wiring section has external screw thread, and the locating part is the stop nut cooperated with wiring section.
The wiring section has the first fixture nut.
There is the step structure for resisting holddown spring between the interlude and detector.
The insulation board is equipped with the sleeve across the mounting hole, and sleeve has the inner cavity passed through for detection needle, described
One end that sleeve is located at detector the same side has internal diameter and the widened extension diameter section of outer diameter, and extension diameter section abuts insulation board, expanding
The inner cavity of section becomes the limiting slot for accommodating the holddown spring；The other end of the sleeve has external thread section, on external thread section
With the second fixture nut.
When utility model device detects, two of each pair of first detection needle contact the connection of wall welding spot two sides respectively
The other end of column, each pair of first detection needle is connected with detection devices such as external power supply and voltmeter or ammeters by detection line
A measure loop is constituted, if the numerical value detected is that normal value illustrates that wall welding spot is qualified at this, no person illustrates at this
There is failure welding in wall welding spot；Meanwhile two of each pair of second detection needle contact wall welding spot two sides respectively
Busbar connector, then all second detections needles are sequentially connected in series, the second detection needle of last head and the tail and external power supply and voltage
The detection devices such as table or ammeter are connected by detection line constitutes a measure loop, if the numerical value detected is that normal value is said
The solder joint between all wall welding spots and busbar connector and connecting column in bright entire battery is qualified.That is first group of detection needle
For finding out the wall welding spot at which, there are problems, and second group of detection needle is used to confirm whether all solder joints to be qualified, such as
Second group of detection needle of fruit measures and the signal provided is qualification, that is, the solder joint for representing the battery is qualified.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of utility model device.
Fig. 2 is utility model device detection line connected mode schematic diagram.
Fig. 3 is the side structure schematic view of utility model device broken section.
Fig. 4 is that test point schematic diagram of the needle on battery is detected when utility model device detects.
Specific embodiment
As shown in figure 4,11 times of partitions 12 of the slot box of battery 1 to be detected are separated into 6 single lattices, have one in each single lattice
A pole group, totally 6 pole groups, arrange by 1 × 6, the connecting column that each pole group has positive and negative busbar connector 13 and welds with busbar connector 13
14, it is connected by through-wall welding between adjacent connecting column 14, the wall welding spot 15 that through-wall welding is formed passes through partition 12.
As shown in Figures 1 to 3, a kind of for detecting the device of battery solder joint conducting, including two groups of detection needles, wherein first
Group detection needle includes several the first inspections for detecting wall welding spot 15 to being arranged in a one-to-one correspondence with wall welding spot 15
Stylus 3, second group of detection needle include the second detection needle 4 of logarithm identical as the first detection needle 3, and each pair of second detection needle 4 is corresponding
Pad between through-wall welding two sides connecting column 14 and busbar connector 13, all second detection needles 4 are sequentially connected in series.
Two groups of detection needles are each attached on an insulation board 2.The edge of insulation board 2 is set there are two connecting column 5, positioned at head and the tail
Two second detection needles 4 are electrically connected by detection line 6 with two connecting columns 5 respectively, then pass through two connecting columns 5 and outside again
Detection device electrical connection, may insure that second group of detection needle connecting detection line will not malfunction in this way.
First detection needle 3 and the second detection overall structure of needle 4 and all the same with the mounting means of insulation board 2, only first
It detects needle 3 to the second and detects that needle 4 is thin, and the test side (i.e. hereafter described detector 31) of the first detection needle 3 is tip, and the
The test side of two detection needles 4 is blunt nosed.
Insulation board 2 is equipped with the mounting hole passed through for two groups of detection needles, detection needle (the first detection needle 3 and the second detection needle
It 4) include being located at the detector 31 and wiring section 32 of two sides of mounting hole, and pass through mounting hole, connecting detection head 31 and wiring section
32 interlude 33 is coated with holddown spring 34 on interlude 33 between insulation board 2 and detector 31, sets in wiring section 32
Finite place piece.
In one embodiment, as shown in figure 3, wiring section 32 has external screw thread, locating part is to cooperate with wiring section 32
Stop nut 35.Wiring section 32 has the first fixture nut 36, and the first fixture nut 36 is used to that detection line 6 to be fixedly mounted,
In a kind of preferred embodiment, the number of the first fixture nut 36 is two on each detection needle, and 6 one ends wound of detection line exists
After in wiring section 32 between two the first fixture nuts 36, by two opposite detection lines 6 that are tightened of the first fixture nut 36.
There is the step structure 37 for resisting holddown spring 34 between interlude 33 and detector 31.
Insulation board 2 is equipped with the sleeve 7 across mounting hole, and sleeve 7 has the inner cavity passed through for detection needle, and sleeve 7 is located at
One end of detector the same side has internal diameter and the widened extension diameter section 71 of outer diameter, and extension diameter section 71 abuts insulation board 2, extension diameter section 71
Inner cavity become accommodate holddown spring 34 limiting slot 72；The other end of sleeve 7 has external thread section 73, has on external thread section 73
There is the second fixture nut 74.Since the thickness of the first detection needle 3 and the second detection needle 4 has difference, so mounting hole and sleeve 7
Accordingly it is divided into two kinds of sizes.
73 one end of external thread section of sleeve 7 is first passed through the mounting hole of insulation board 2 in assembling by utility model device,
Then with the second fixture nut 74 that sleeve 7 is fixed；Then it after covering upper holddown spring 34 on the interlude 33 of detection needle, will connect
32 one end of line segment passes through sleeve 7, then stop nut 35 is installed in wiring section 32, limiting slot is protruded into 34 one end of holddown spring
In 72, keep detector 31 suitable at a distance from insulation board 2, then install the first fixture nut 36, will test line 6 and be fixed to inspection
On stylus, wherein the detection line 6 of the first detection needle 3 is that one end is connected on detection needle, the other end is used for external detection device, and
The detection line 6 of second detection needle 4 needs for all second detection needles 4 to be sequentially connected in series, then the inspection on the second detection needle 4 of head and the tail
Survey line 6 is connect with connecting column 5 respectively.
When detection, as shown in figure 4, ringlet 38 is located on connecting column 14, the substantially contact position of the first detection needle 3 is represented,
Corresponding wall welding spot 15 can be detected between the first detection needle 3 each pair of in this way；Great circle 42 is located on busbar connector 13, represents
The substantially contact position of two detection needles 4, in this way, after all second detection needles 4 are connected by detection line 6 as shown in Figure 2, often
Weldering to can detecte between the second detection needle 4 between corresponding wall welding spot 15 and two sides connecting column 14 and busbar connector 13
Point, only when all these solder joints all qualifications of battery 1, the result that the second detection needle 4 detects is qualification, represents and is somebody's turn to do
Battery 1 is qualification.Detect needle 31 end thereof contacts of detector to detection point when, detect needle can be jacked up, holddown spring
34 are compressed, and be can be reversed and are acted on detector 31, guarantee that the top of detector 31 saves good contact with test point.
Claims (8)
1. a kind of for detecting the device of battery solder joint conducting, the battery includes multiple poles group, each pole group have just,
Negative bus and connecting column with busbar connector welding, pass through through-wall welding connection between adjacent connecting column, which is characterized in that the dress
Set including two groups of detection needles, wherein first group of detection needle include it is several to wall welding spot be arranged in a one-to-one correspondence for detecting
First detection needle of wall welding spot, second group of detection needle includes the second detection needle of logarithm identical as the first detection needle, each pair of
Second detection is sequentially connected in series for the pad answered between through-wall welding two sides connecting column and busbar connector, all second detection needles.
2. device as described in claim 1, which is characterized in that the insulation board including fixing two groups of detection needles.
3. device as claimed in claim 2, which is characterized in that the edge of the insulation board is set there are two connecting column, is located at head
Two second detection needles of tail pass through detection line respectively and are electrically connected with two connecting columns.
4. device as claimed in claim 2, which is characterized in that the insulation board is equipped with the installation passed through for two groups of detection needles
Hole, detection needle includes the detector and wiring section positioned at two sides of mounting hole, and passes through mounting hole, connecting detection head and wiring section
Interlude, holddown spring is coated on interlude between insulation board and detector, the wiring section is equipped with locating part.
5. device as claimed in claim 4, which is characterized in that the wiring section has external screw thread, and the locating part is and connects
The stop nut of line segment cooperation.
6. device as claimed in claim 4, which is characterized in that the wiring section has the first fixture nut.
7. device as claimed in claim 4, which is characterized in that have between the interlude and detector and resist holddown spring
Step structure.
8. device as claimed in claim 4, which is characterized in that the insulation board is equipped with the sleeve across the mounting hole,
Sleeve has the inner cavity passed through for detection needle, and there is internal diameter and outer diameter to expand for one end that the sleeve is located at detector the same side
Extension diameter section, extension diameter section abuts insulation board, and the inner cavity of extension diameter section becomes the limiting slot for accommodating the holddown spring；The sleeve
The other end has external thread section, has the second fixture nut on external thread section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821025158.4U CN208568941U (en) | 2018-06-29 | 2018-06-29 | A kind of device be connected for detecting battery solder joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821025158.4U CN208568941U (en) | 2018-06-29 | 2018-06-29 | A kind of device be connected for detecting battery solder joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208568941U true CN208568941U (en) | 2019-03-01 |
Family
ID=65488579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821025158.4U Active CN208568941U (en) | 2018-06-29 | 2018-06-29 | A kind of device be connected for detecting battery solder joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208568941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906051A (en) * | 2020-06-24 | 2020-11-10 | 风帆有限责任公司 | Welding quality detection equipment for storage battery busbar |
| CN116840526A (en) * | 2023-09-01 | 2023-10-03 | 江苏协和电子股份有限公司 | Needle head, PCB detection equipment using needle head and use method |
-
2018
- 2018-06-29 CN CN201821025158.4U patent/CN208568941U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906051A (en) * | 2020-06-24 | 2020-11-10 | 风帆有限责任公司 | Welding quality detection equipment for storage battery busbar |
| CN116840526A (en) * | 2023-09-01 | 2023-10-03 | 江苏协和电子股份有限公司 | Needle head, PCB detection equipment using needle head and use method |
| CN116840526B (en) * | 2023-09-01 | 2023-10-31 | 江苏协和电子股份有限公司 | Needle head, PCB detection equipment using needle head and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208568941U (en) | A kind of device be connected for detecting battery solder joint | |
| CN207965096U (en) | A kind of battery core detection fixture and detection device | |
| CN106610460A (en) | Vehicle cable automatic detection device and method | |
| CN103954839A (en) | Electric control engine wire harness detection apparatus | |
| CN210639265U (en) | Quick detector for on-off of electrical complete equipment | |
| CN100409016C (en) | Method and apparatus for testing capacitor of printed circuitboard | |
| CN108535660A (en) | The detection device and its detection method of a kind of group of battery modules junction conduction | |
| KR102525791B1 (en) | Ess(energy storage system) safety inspection apparatus and the inspection method using the same | |
| CN209486220U (en) | A kind of cable conducting insulation testing system | |
| JP2012149914A (en) | Apparatus and method for inspecting degradation of printed wiring board | |
| CN109342968B (en) | Device and method for testing battery module before welding | |
| CN203950014U (en) | A kind of test platform of UHV (ultra-high voltage) insulating safety tools | |
| CN208570824U (en) | A kind of lead storage battery charge and discharge device | |
| CN111323706A (en) | Electric pile inspection device for fuel cell and method for testing electric pile voltage | |
| CN213843473U (en) | Lithium battery charging and discharging testing device | |
| CN208350962U (en) | A kind of detection device of group of battery modules junction conduction | |
| CN209946328U (en) | Four-wire symmetrical detection method test clamp | |
| CN209198627U (en) | A kind of battery voltage detector | |
| CN115494351A (en) | Test method and device for rapidly screening insulation problems of battery module, storage medium and vehicle | |
| CN203422442U (en) | Cable detector | |
| CN207007881U (en) | A kind of plug-in technique module performance detects fixture | |
| CN206096335U (en) | Distribution detection device | |
| CN212646809U (en) | Insulation resistance tester for preventing reverse connection of high-voltage terminal and grounding terminal | |
| CN219957778U (en) | Kelvin structure-based chip testing device and equipment | |
| CN221124827U (en) | Battery core insulation damage leakage current detection circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313100 Coal Mountain Industrial Park, Changxing County, Huzhou City, Zhejiang Province Patentee after: Tianneng Battery Group Co., Ltd. Address before: 313100 Coal Mountain Industrial Park, Changxing County, Huzhou City, Zhejiang Province Patentee before: Tianneng Battery Group Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |