CN208255379U - A kind of test probe for battery detecting - Google Patents
A kind of test probe for battery detecting Download PDFInfo
- Publication number
- CN208255379U CN208255379U CN201820665618.3U CN201820665618U CN208255379U CN 208255379 U CN208255379 U CN 208255379U CN 201820665618 U CN201820665618 U CN 201820665618U CN 208255379 U CN208255379 U CN 208255379U
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- Prior art keywords
- probe
- big
- small
- shaft
- negative
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Abstract
It is a kind of for detecting the test probe of battery, it is characterized by: a kind of test probe for battery detecting, including probe, current line, voltage signal line, the probe includes positive probe and negative probe, the positive probe and negative probe is all the small probe of big probe set, big probe conducts electric current, small probe tests battery terminal voltage signal, slightly pointed bullet probe on big probe, big probe shaft is equipped with spring, spring pressure, guarantee that bullet probe contacts well with battery electrode, also slightly pointed bullet probe on small probe, spring is also equipped on small probe shaft, spring pressure, guarantee the bullet probe and battery electrode contact resistance minimum on small probe, voltage signal loss reduction.Big with battery electrode contact resistance the purpose of the utility model is to overcome popping one's head in the prior art, battery voltage signal test probe has the shortcomings that loss of voltage, the maximized accuracy and reliability for guaranteeing measurement.
Description
Technical field
The utility model relates to battery detecting field more particularly to a kind of test spies for cell voltage and internal resistance detection
Needle.
Background technique
In the test probe of the voltage and internal resistance of existing test lithium battery or super capacitor, there are contact electrode areas
It is not firm, contact resistance is big, the lossy disadvantage of measuring signal, especially to measure the electricity of only micro-ohm grade at a high speed in the production line
When the internal resistance of pond or super capacitor, contacting must be close, so that cannot have voltage signal decaying on test probe, otherwise measures
It is just nonsensical, test probe long-life and factor readily replaceable and must be taken into consideration.
Utility model content
Not firm, contact that the purpose of the utility model is to overcome the above-mentioned existing electrode areas of contact in the prior art
Resistance is big, measuring signal has the problems such as loss, and provides a kind of test probe for detecting battery, present apparatus structure letter
It is single, it is maximized to guarantee that measurement voltage signal is not lost；The small probe of big probe set, big probe conduct electric current, small probe test
Battery terminal voltage signal, slightly pointed bullet probe on big probe, big probe shaft are equipped with spring, and spring pressure guarantees bullet probe
It is contacted with battery electrode well；Also slightly pointed bullet probe on small probe is also equipped with spring on small probe shaft, and spring pressure is protected
It is minimum to demonstrate,prove bullet probe and battery electrode contact resistance sharp on small probe, voltage signal loss reduction；Big probe and small probe
Be not one so that small probe measurement voltage signal influenced by big probe it is minimum；It pops one's head on size probe to extend
Service life, probe use beryllium copper, and upper gold,platinized of popping one's head in.
To achieve the above object, the utility model is realized in this way: a kind of test probe for battery detecting, including
Probe, current line, voltage signal line, the probe include positive probe and negative probe；The positive probe is by big probe set
Small probe composition, big probe is made of big probe set, big probe shaft and its big probe on top, and small probe is by small probe
Set, small probe shaft and its small probe on top composition；What the negative probe was also made of the small probe of big probe set, it is big to visit
Needle is made of the big probe on big probe shaft and its top, and small probe is by small probe set, small probe shaft and its small spy on top
Needle probe composition；The big probe set of the positive probe is equipped with screw thread, and positive probe is by the screw thread on big probe set and outside
Boundary is fixedly connected, and the big probe shaft of the negative probe is equipped with screw thread, and negative probe is by the screw thread on big probe shaft and outside
Boundary is fixedly connected；The current line is divided into positive current line and negative electricity streamline, described anode current line one end and external circuitry
Be connected, the big probe shaft end of the other end and the positive probe is fixedly connected by welding, negative electricity streamline one end and
External circuitry is connected, the big probe shaft end of the other end and the negative probe is fixedly connected by welding, and current line is directly welded
It in the end of big probe shaft, can effectively reduce contact resistance, make entirely to test probe and reach the smallest purpose of fever；The electricity
Pressure signal wire is divided into cathode voltage signal wire and cathode voltage signal wire, and cathode voltage signal wire one end and external voltage are surveyed
The end for measuring the small probe shaft of connected circuit, the other end and positive probe is fixedly connected by welding, the cathode voltage signal
Line one end is connected with external voltage measuring circuit, the end of the small probe shaft of the other end and negative probe passes through the company of being welded and fixed
It connects；The big probe of the positive probe and negative probe is made of the cone of m point, the positive probe and negative probe
Small probe by n point cone form, m and n are all larger than equal to 2.
It is further preferred that the big probe and small probe of the positive probe all further include spring, the spring pocket of big probe
It is entangled on big probe shaft and by the closing of big probe set, the spring pocket of small probe closes set on small probe shaft and by small probe set
Firmly；The big probe of the negative probe is not provided with spring, and small probe is equipped with spring, and the spring pocket of small probe is in small probe shaft
On, and entangled by the closing of small probe set, by the way that spring arrangement is arranged, first is that making test probe and tested battery electrode more closely
Contact, second is that can be better protected from test probe damages tested battery electrode, third is that the big probe of negative probe is not provided with bullet
Spring can limit the cathode of all batteries in a plane, be conducive to the stabilization of test macro when testing multiple batteries simultaneously
Property.
Preferably, the big probe of the positive probe and big probe shaft shape for integration, and the cathode is visited
The big probe of needle and big probe shaft shape for integration, and the small probe of the positive probe and small probe shaft are
Integration shapes, and the small probe of the negative probe and small probe shaft shape for integration, journey very big in this way
Guarantee and extend the service life of probe on degree.
Preferably, the location nut of the big probe set end of the positive probe is adjustable, so that probe is answered
With it is more flexible and have more popularity.
The beneficial effects of the utility model are: the small probe of big probe set, so that the volume of entire probe is minimum, to be suitble to
Small size battery；Current line is directly welded in test probe shaft end, can effectively reduce contact resistance, makes entirely to test probe and reaches
To the smallest purpose of generating heat；Voltage signal line is directly welded at the end of small probe, so that voltage signal loss reduction；By setting
Spring is set, the use popularity and flexibility of test probe is increased, increases adjustable location nut, increase test probe
Controllability；The bullet probe of point guarantees that it preferably contacts the surface of tested electrode, considerably increases the science of test
And reliability；The probe of probe and probe shaft integration shape, and the probe on size probe uses beryllium copper, platinum plating
Gold can greatly improve the service life of test probe.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the positive probe of the utility model
Fig. 2 is the structural schematic diagram of the negative probe of the utility model
Fig. 3 is Fig. 1 and Fig. 2 entire combination schematic diagram of application structure
In Fig. 1: the small probe shaft of 1-, the small probe of 2-, the big probe shaft of 3-, the big probe of 4-, 5 big probe sets, 6- are small
Probe set, the big probe springs of 7-, the small probe springs of 8-, the screw thread on the big probe set of 9-, 10- location nut, the positive electrode current of 11-
Line, 12- cathode voltage signal wire
In Fig. 2: the small probe shaft of 13-, the small probe of 14-, the small probe set of 15-, the small probe springs of 16-, the big probe of 17-
Handle, the big probe of 18-, the screw thread on the big probe shaft of 19-, 20- negative electricity streamline, 21- cathode voltage signal wire
In Fig. 3,22- positive probe, 23- negative probe, 24- is tested battery, 25- anode, 26- battery cathode
Specific embodiment
The utility model is further described below with reference to specific embodiment and attached drawing.
As shown in connection with fig. 1, in a kind of embodiment for the test probe of battery detecting, positive probe 22 is by big probe set
Small probe composition, the big probe is made of big probe set 5, big probe shaft 3 and its big probe 4 on top, described
Small probe be made of small probe set 6, small probe shaft 1 and its small probe 2 on top；The big probe set 5 of positive probe 22
It is equipped with screw thread 9, positive probe 22 is fixedly connected by the screw thread 9 on big probe set 5 with the external world；Positive 11 one end of current line with
External circuitry is connected, the end of the big probe shaft 3 of the other end and positive probe 22 is fixedly connected by welding, and current line 11 is direct
It is welded in the end of big probe shaft 3, can effectively reduce contact resistance, makes entirely to test probe and reaches the smallest purpose of fever；Just
12 one end of pole tension signal wire is connected with external voltage measuring circuit, the end of the small probe shaft 1 of the other end and positive probe 22
It is fixedly connected by welding；The big probe 4 on 3 top of big probe shaft is made of 4 sharp cones, the small spy
The small probe 2 on the top of needle handle 1 is also made of 4 sharp cones.
It is further preferred that the big probe and small probe of the positive probe 22 all further include spring, the bullet of big probe
7 sets of spring are entangled on big probe shaft 3 and by the closing of big probe set 5, and 8 sets of spring of small probe are on small probe shaft 1 and by small spy
The closing of needle guard 6 is entangled.
Preferably, the big probe 4 of positive probe 22 and big probe shaft 3 shape for integration, and the anode is visited
The small probe 2 and small probe shaft 1 of needle 22 shape for integration.
Preferably, the location nut 10 of big 5 end of probe set is adjustable, so that the application of positive probe 22 is more
Flexibly and with more popularity.
As shown in connection with fig. 2, in a kind of embodiment for the test probe of battery detecting, negative probe 23 is by big probe set
Small probe composition, the big probe is made of the big probe 18 of big probe shaft 17 and its top, the small probe
It is made of small probe set 15, small probe shaft 13 and its small probe 14 on top；It is set on the big probe shaft 17 of negative probe 23
There is screw thread 19, negative probe 23 is fixedly connected by the screw thread 19 on big probe shaft 17 with the external world；20 one end of negative electricity streamline with
External circuitry is connected, the end of the big probe shaft 20 of the other end and negative probe 23 is fixedly connected by welding, negative electricity streamline
20 are directly welded in the end of big probe shaft 20, can effectively reduce contact resistance, and making entirely to test probe, to reach fever the smallest
Purpose；21 one end of cathode voltage signal wire is connected with external voltage measuring circuit, the small probe shaft of the other end and negative probe 23
13 end is fixedly connected by welding；The big probe 18 on 17 top of big probe shaft is made of 4 sharp cones,
The small probe 14 on 13 top of small probe shaft is also made of 4 sharp cones.
It is further preferred that the small probe of the negative probe 23 further includes spring, 16 sets of spring of small probe are small
It is entangled on probe shaft 13 and by the closing of small probe set 15.
Preferably, the big probe 18 of negative probe 23 and big probe shaft 17 shape for integration, the cathode
The small probe 14 and small probe shaft 13 of probe 23 shape for integration.
It is further preferred that in order to extend the use longevity popped one's head on size probe on positive probe 22 and negative probe 23
Life, the small probe 2 and 14, big probe 4 and 18 all use beryllium copper, and gold,platinized on beryllium copper.
As shown in connection with fig. 3, in a kind of embodiment for the test probe of battery detecting, including positive probe 22, cathode
Probe 23, tested battery 24, positive current line 11, cathode voltage signal wire 12, negative electricity streamline 20 and cathode voltage signal wire
21；Positive probe 22 can be fixed with the external world by the screw thread 9 on big probe set, it can be with by the screw thread 19 on big probe shaft
Negative probe 23 is fixed with the external world；When implementing measurement, negative probe 23 and the external world are fixed, and positive probe 22 is by the external world
The cathode 26 of tested battery 24 can be expressed on the big probe 18 of negative probe 23 by pressure, while the small probe of negative probe 23
14 can also be extruded, and because there is spring 16 on small probe shaft 13, small probe 14 contacts tightly with the cathode 26 of tested battery 24
It is close, and the anode 25 of the big probe 4 of positive probe 22 and small probe 2 and tested battery 24 is in the spring 7 and small probe of big probe
Spring 8 pressure under can also be in close contact.
Under use state, the utility model structure is simple, small in size, and the battery of size dimension electrode and flat electrode all may be used
With measurement；Design, current line and the voltage signal line of the bullet probe of point directly weld, so that test is more scientific more acurrate；If
Set spring and adjustable nut, the more extensive and flexibility of use of probe；Probe on size probe uses beryllium copper, plating
Platinum can greatly improve the service life of test probe.
For the ordinary skill in the art, specific embodiment has only carried out exemplary retouch to the utility model
It states, it is clear that the utility model specific implementation is not subject to the restrictions described above, as long as using the method concept of the utility model
The improvement of the various unsubstantialities carried out with technical solution, or the not improved conception and technical scheme by the utility model are direct
Applied to other occasions, it both is within the protection scope of the present invention.
Claims (5)
1. a kind of for detecting the test probe of battery, it is characterised in that: a kind of test probe for battery detecting, including visit
Needle, current line, voltage signal line, the probe include positive probe and negative probe；The positive probe is small by big probe set
Probe composition, big probe is made of big probe set, big probe shaft and its big probe on top, and small probe is by small probe
Set, small probe shaft and its small probe on top composition；What the negative probe was also made of the small probe of big probe set, and it is big
Probe is made of the big probe on big probe shaft and its top, and small probe is small by small probe set, small probe shaft and its top
Probe composition；The big probe set of the positive probe is equipped with screw thread, positive probe by big probe set screw thread with
The external world is fixedly connected, and the big probe shaft of the negative probe is equipped with screw thread, and negative probe is by the screw thread on big probe shaft
It is fixedly connected with the external world；The current line is divided into positive current line and negative electricity streamline, described anode current line one end and the external world
Circuit is connected, the big probe shaft end of the other end and the positive probe is fixedly connected by welding, the negative electricity streamline one
End is connected with external circuitry, the big probe shaft end of the other end and the negative probe is fixedly connected by welding；The voltage
Signal wire is divided into cathode voltage signal wire and cathode voltage signal wire, and cathode voltage signal wire one end and external voltage measure
Circuit is connected, the end of the small probe shaft of the other end and positive probe is fixedly connected by welding, the cathode voltage signal wire
One end is connected with external voltage measuring circuit, the end of the small probe shaft of the other end and negative probe is fixedly connected by welding；
The big probe of the positive probe and negative probe is made of the cone of m point, the positive probe and negative probe
Small probe is made of the cone of n point, and m and n are all larger than equal to 2.
2. according to claim 1 a kind of for detecting the test probe of battery, it is characterised in that: the positive probe
Big probe and small probe all further include spring, and the spring pocket of big probe entangles on big probe shaft and by the closing of big probe set, small
The spring pocket of probe entangles on small probe shaft and by the closing of small probe set；The big probe of the negative probe is not provided with bullet
Spring, and small probe is equipped with spring, the spring pocket of small probe entangles on small probe shaft, and by the closing of small probe set.
3. according to claim 1 a kind of for detecting the test probe of battery, it is characterised in that: the positive probe
Big probe and big probe shaft shape for integration, and the big probe of the negative probe and big probe shaft are also one
Body shapes；The small probe of the positive probe and small probe shaft shape for integration, the negative probe
Small probe and small probe shaft be also that integration shapes.
4. according to claim 1 a kind of for detecting the test probe of battery, it is characterised in that: the positive probe and
The small probe and big probe of negative probe all use beryllium copper, and gold,platinized on beryllium copper.
5. according to claim 1 a kind of for detecting the test probe of battery, it is characterised in that: the positive probe
The location nut of big probe set end is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665618.3U CN208255379U (en) | 2018-04-26 | 2018-04-26 | A kind of test probe for battery detecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665618.3U CN208255379U (en) | 2018-04-26 | 2018-04-26 | A kind of test probe for battery detecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208255379U true CN208255379U (en) | 2018-12-18 |
Family
ID=64635998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820665618.3U Expired - Fee Related CN208255379U (en) | 2018-04-26 | 2018-04-26 | A kind of test probe for battery detecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208255379U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492257A (en) * | 2019-07-22 | 2019-11-22 | 深圳市精实机电科技有限公司 | The quick connecting device of signal wire in a kind of formation of Li-ion batteries partial volume equipment |
| US11656281B2 (en) | 2020-12-18 | 2023-05-23 | Vertiv Corporation | Battery probe set |
-
2018
- 2018-04-26 CN CN201820665618.3U patent/CN208255379U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492257A (en) * | 2019-07-22 | 2019-11-22 | 深圳市精实机电科技有限公司 | The quick connecting device of signal wire in a kind of formation of Li-ion batteries partial volume equipment |
| CN110492257B (en) * | 2019-07-22 | 2024-04-16 | 深圳市精实机电科技有限公司 | Quick connection device of signal wire in lithium battery formation component equipment |
| US11656281B2 (en) | 2020-12-18 | 2023-05-23 | Vertiv Corporation | Battery probe set |
| CN116802941A (en) * | 2020-12-18 | 2023-09-22 | 维谛公司 | Battery probe set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20190426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |