CN208655921U - A kind of auxiliary connection device - Google Patents
A kind of auxiliary connection device Download PDFInfo
- Publication number
- CN208655921U CN208655921U CN201821098584.0U CN201821098584U CN208655921U CN 208655921 U CN208655921 U CN 208655921U CN 201821098584 U CN201821098584 U CN 201821098584U CN 208655921 U CN208655921 U CN 208655921U
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- wire
- insulating frame
- connection device
- auxiliary connection
- connecting portion
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Abstract
The utility model relates to termination technical fields, a kind of auxiliary connection device is specifically provided, it is electrically connected with battery by multiple extraction wires and is electrically connected by multiple connecting wires with electrochemical workstation, wherein, battery is placed in the temperature-controlling cabinet for the temperature of regulating cell local environment, each extraction wire leads to the external world from temperature-controlling cabinet, and auxiliary connection device and chem workstation are respectively positioned on except temperature-controlling cabinet.Auxiliary connection device includes insulating frame and multiple conducting connecting parts, insulating frame is equipped with multiple through-holes, each conducting connecting part be arranged in respectively a through-hole and have with one-to-one first wire connecting portion of each extraction wire and with one-to-one second wire connecting portion of each connecting wire, insulating frame have upper side and with the opposite facing downside of upper side, first wire connecting portion is located on upper side, second wire connecting portion is located under downside, each first wire connecting portion is electrically connected with an extraction wire respectively, and each second wire connecting portion is electrically connected with a connecting wire respectively.
Description
Technical field
The utility model belongs to termination technical field, is to be related to a kind of auxiliary connection device more specifically.
Background technique
Electrochemical workstation can be used to the electrochemical impedance spectroscopy (Electrochemical of measurement battery
Impedance Spectroscopy, abbreviation EIS), the measurement work station of cyclic voltammetry curve etc., powerful and application is general
Time.Currently, usually being existed using electrochemical workstation test battery to test behavior pattern of the battery under condition of different temperatures
It is enough to need for battery to be placed on standing in temperature-controlling cabinet for EIS situation under the conditions of different temperatures (including high temperature and cryogenic conditions)
The long time guarantees that battery is in stable state.When especially testing three electrodes, positive electrode-negative electrode, positive electrode-reference need to be measured
Electrode and negative electrode-reference electrode EIS so that measurement is both needed to open temperature-controlling cabinet every time, and opens temperature-controlling cabinet and will lead to
The internal environment of temperature-controlling cabinet is contacted with external environment, is caused cabinet internal temperature to change, is influenced DATA REASONING accuracy.In addition, to protect
Card temperature control in-cabinet temperature steady and under the conditions of maintaining required temperature, thus every time measurement be both needed to devote a tremendous amount of time it is quiet
It sets, so that reaching stable state, it is low that this will cause measurement efficiency.
Utility model content
The purpose of this utility model is to provide a kind of auxiliary connection devices, need to survey to solve to exist in the prior art to work as
It whens measuring EIS, cyclic voltammetry curve etc. of the battery under condition of different temperatures, needs frequently to open temperature-controlling cabinet and measures, in turn
Cause the accuracy of measurement data and the technical problem that measurement efficiency is low.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of auxiliary connection device, for electricity
Property connection the first power device and the second power device.The auxiliary connection device includes insulating frame and multiple conductive connections
Part, the insulating frame are equipped with multiple through-holes, and each conducting connecting part is arranged in the through-hole respectively and has the first wire connecting portion
With the second wire connecting portion, the insulating frame have upper side and with the opposite facing downside of the upper side, first wiring
Portion is located on the upper side, and second wire connecting portion is located under the downside, and each first wire connecting portion is led to respectively
It crosses extraction wire to be electrically connected with first power device, each second wire connecting portion passes through connecting wire and described second respectively
Power device electrical connection.
Further, each conducting connecting part includes fastening nut and is respectively used to be electrically connected with the extraction wire
Connecting screw, wherein the connecting screw include linkage section for being electrically connected with the connecting wire and with the company
The spiro rod section of section connection is connect, each spiro rod section is arranged in the through-hole respectively and is threadedly coupled with the fastening nut, described
Fastening nut is butted on the upper side of the insulating frame, and the linkage section is located at the downside of the insulating frame and is butted on the insulating frame
Downside.
Further, the upper side of each fastening nut and the insulating frame clamps the company of an extraction wire jointly
Connect end.
Preferably, each conducting connecting part further includes the attaching nut with internal thread hole, and each attaching nut is equal
It is placed in the upside of the insulating frame, each spiro rod section is arranged in the internal thread hole respectively and connects with the internal thread hole screw thread
It connects, the end thread being exposed on the attaching nut in the fastening nut and the spiro rod section is connect, the fastening nut
Clamp the connection end of the extraction wire jointly with the attaching nut.
Further, each fastening nut includes hand-held part and the fastening part that connect with the hand-held part, described tight
Gu portion is threadedly coupled with the spiro rod section.
Further, the cross section of the hand-held part in flat elliptic or is in rectangle.
Further, each linkage section offers inserting for the connection end grafting for a connecting wire respectively
Hole is connect, the spliced eye extends transversely.
Further, the insulating frame is plate-like insulator.
Alternatively, the insulating frame includes that demarcation plate and one end are connect with the lower surface of the demarcation plate
And the other end is towards two support legs extending downwardly, two support legs be placed in the demarcation plate opposite both ends and
U-type groove is collectively formed with the demarcation plate, each through-hole is opened on the demarcation plate, and second wire connecting portion is located at institute
It states in U-type groove.
Further, each through-hole is threaded hole and is threadedly engaged with the spiro rod section.
A kind of beneficial effect of auxiliary connection device provided by the utility model is: the auxiliary connection device is for being electrically connected
Battery and electrochemical workstation are connect, i.e. the first power device is battery, and the second power device is electrochemical workstation, wherein electricity
Therefore battery is placed in temperature-controlling cabinet for testing behavior pattern of the battery under condition of different temperatures by chem workstation, can be with
When adjust temperature-controlling cabinet temperature so that environment locating for battery have different temperature, one end of multiple extraction wires with electricity
Pond is electrically connected, and the other end is led to except temperature-controlling cabinet, and auxiliary connection device and electrochemical workstation are set to temperature control
Except cabinet.Each conducting connecting part of auxiliary connection device is threaded through the through-hole on insulating frame, position in each conducting connecting part respectively
End on the upside of insulating frame is the first wire connecting portion and the end on the downside of insulating frame is the second wire connecting portion, wherein each to draw
Extraneous terminal portions are led to by temperature-controlling cabinet in conducting wire to be electrically connected with the first wire connecting portion, and each connecting wire connects electrochemistry work
Make station and the second wire connecting portion, is electrically connected so as to be established under conditions of not opening temperature-controlling cabinet between electrochemical workstation and battery.
When temperature-controlling cabinet is adjusted to a certain temperature value (usual measuring condition is divided into high temperature and low temperature), the sufficiently long time is stood to guarantee
Battery is among stable state, and EIS, the cyclic voltammetry curve etc. of battery are measured by electrochemical workstation, tests battery performance.Cause
This, the structure of the auxiliary connection device has the advantage that
The first, when needing to test muti-piece battery, or three electrodes (positive electrode-negative electrode, positive electrode-of each battery of test
Reference electrode and negative electrode-reference electrode) electrode electromotive force when, it is only necessary to battery is placed in temperature-controlling cabinet, and will draw
The one end of conducting wire and each battery connect and the other end is led to except temperature-controlling cabinet through auxiliary connection device and electrochemistry work
Make station establish electrical connection, next without open temperature-controlling cabinet under conditions of, can realize muti-piece battery test and each electricity
The test of three electrodes in pond, the EIS length of testing speech of especially three electrodes of monoblock battery shorten to about the 2/3 of former length of testing speech, and
And muti-piece battery is stood under the conditions of a certain temperature simultaneously, reduces a large amount of time of repose.In this way, it is accurate not only to improve test
Degree, also improves testing efficiency；
The second, since the connecting terminal on electrochemical workstation is with respect to comparatively dense, if leading to temperature in each extraction wire
When terminal portions except control cabinet are connected directly between on connecting terminal, easily cause adjacent two extraction wire in electrical contact, cause short
Road.Therefore, insulating frame primarily serves supporting role, effectively keeps apart positive and negative conducting connecting part, prevents the generation of short-circuit conditions,
Help to improve the safety being electrically connected between electrochemical workstation and battery.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the sectional perspective exploded view of auxiliary connection device provided by the embodiment of the utility model.
Wherein, each appended drawing reference in figure:
| Auxiliary connection device | 1 | Insulating frame | 100 |
| Conducting connecting part | 200 | First wire connecting portion | 201 |
| Second wire connecting portion | 202 | Through-hole | 101 |
| Upper side | 102 | Downside | 103 |
| Fastening nut | 210 | Connecting screw | 220 |
| Linkage section | 221 | Spiro rod section | 222 |
| Attaching nut | 230 | Internal thread hole | 231 |
| Hand-held part | 211 | Fastening part | 212 |
| Spliced eye | 203 |
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that it can directly exist when element is referred to as on " being fixed on " or " being set to " another element
On another element or it may be indirectly secured to or be set on another element by third member.When an element quilt
It referred to as " is connected to " another element, it can be directly to another element or it may be indirect by third member
It is connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Below referring to Fig. 1, the utility model embodiment provides a kind of auxiliary connection device, used for being electrically connected first
Electric installation and the second power device, in the present embodiment, the auxiliary connection device 1 is for being electrically connected battery and electrochemical operation
It stands, i.e. the first power device is battery, and the second power device is electrochemical workstation, wherein electrochemical workstation is for testing
Behavior pattern of the battery under condition of different temperatures is more therefore, it is necessary to which battery to be placed in the adjustable temperature-controlling cabinet of internal temperature
One end of a extraction wire is electrically connected with battery and the other end leads to the external world from temperature-controlling cabinet and is electrically connected with auxiliary connection device 1
It connects, one end of multiple connecting wires is electrically connected with electrochemical workstation and the other end is electrically connected with auxiliary connection device 1, and auxiliary connects
Line apparatus 1 and chem workstation are respectively positioned on except temperature-controlling cabinet.Auxiliary connection device 1 includes that insulating frame 100 and multiple conductions connect
Fitting 200, insulating frame 100 are equipped with multiple through-holes 101, and each conducting connecting part 200 is arranged in through-hole 101 respectively and has first to connect
Line portion 201 and the second wire connecting portion 202, insulating frame 100 have upper side 102 and with the opposite facing downside of upper side 102
103, the first wire connecting portion 201 is located on upper side 102, and the second wire connecting portion 202 is located under downside 103, each first wiring
Portion 201 be electrically connected with the first power device by extraction wire respectively, and each second wire connecting portion 202 passes through connecting wire and the respectively
The electrical connection of two power devices.
In the present embodiment, for the auxiliary connection device 1 for being electrically connected battery and electrochemical workstation, i.e., first uses Denso
It is set to battery, the second power device is electrochemical workstation, wherein electrochemical workstation is for testing battery in different temperatures item
Therefore battery is placed in temperature-controlling cabinet by the behavior pattern under part, can be adjusted at any time the temperature of temperature-controlling cabinet, so that locating for battery
Environment has different temperature, and one end of multiple extraction wires is electrically connected with the battery, and the other end leads to temperature-controlling cabinet
Except, auxiliary connection device 1 and electrochemical workstation are set to except temperature-controlling cabinet.Each conductive connection of auxiliary connection device 1
Part 200 is threaded through the through-hole 101 on insulating frame 100 respectively, and the end of 100 upside of insulating frame is located in each conducting connecting part 200
Portion is the first wire connecting portion 201 and to be located at the end of the downside of insulating frame 100 be the second wire connecting portion 202, wherein in each extraction wire by
Temperature-controlling cabinet leads to extraneous terminal portions and is electrically connected with the first wire connecting portion 201, and each connecting wire connects electrochemical workstation
With the second wire connecting portion 202, it is electrically connected so as to be established under conditions of not opening temperature-controlling cabinet between electrochemical workstation and battery.When
When temperature-controlling cabinet is adjusted to a certain temperature value (usual measuring condition is divided into high temperature and low temperature), the sufficiently long time is stood to guarantee electricity
Pond is among stable state, and EIS, the cyclic voltammetry curve etc. of battery are measured by electrochemical workstation, tests battery performance.Cause
This, the structure of the auxiliary connection device 1 has the advantage that
The first, when needing to test muti-piece battery, or three electrodes (positive electrode-negative electrode, positive electrode-of each battery of test
Reference electrode and negative electrode-reference electrode) electrode electromotive force when, it is only necessary to battery is placed in temperature-controlling cabinet, and will draw
The one end of conducting wire and each battery connect and the other end is led to except temperature-controlling cabinet through auxiliary connection device 1 and electrochemistry work
Make station establish electrical connection, next without open temperature-controlling cabinet under conditions of, can realize muti-piece battery test and each electricity
The test of three electrodes in pond, the EIS length of testing speech of especially three electrodes of monoblock battery shorten to about the 2/3 of former length of testing speech, and
And muti-piece battery is stood under the conditions of a certain temperature simultaneously, reduces a large amount of time of repose.In this way, it is accurate not only to improve test
Degree, also improves testing efficiency；
The second, since the connecting terminal on electrochemical workstation is with respect to comparatively dense, if leading to temperature in each extraction wire
When terminal portions except control cabinet are connected directly between on connecting terminal, easily cause adjacent two extraction wire in electrical contact, cause short
Road.Therefore, insulating frame 100 primarily serves supporting role, effectively keeps apart positive and negative conducting connecting part 200, prevents short-circuit conditions
Generation, help to improve the safety being electrically connected between electrochemical workstation and battery.
In the present embodiment, the first power device is not limited in battery, and the second power device is also not limited to electrification
Learn work station.
In the present embodiment, insulating frame 100 is using insulating frame 100 made of bakelite material.
It in the present embodiment, is extraction wire by the double-end measurement line of the battery core in temperature-controlling cabinet.
In the present embodiment, holding multiple pieces battery each draw can be led when one piece of battery measurement finishes simultaneously in temperature-controlling cabinet
The connection end part of line does not separate the first wire connecting portion 201, by the connection end part of each extraction wire of following battery to be measured
It is not electrically connected to one first wire connecting portion 201 of auxiliary connection device 1, therefore analogizes, completes the measurement of muti-piece battery in temperature-controlling cabinet,
Improve measurement efficiency.
In the present embodiment, the material of each extraction wire and each connecting wire is the conducting wire of copper material, and advantage is: interior
Hinder small, reduction measurement error.
Further, each conducting connecting part 200 includes fastening nut 210 and is respectively used to be electrically connected with extraction wire
Connecting screw 220, wherein connecting screw 220 includes the linkage section 221 and and linkage section for being electrically connected with connecting wire
The spiro rod section 222 of 221 connections, each spiro rod section 222 are arranged in through-hole 101 respectively and are threadedly coupled with fastening nut 210, fasten
Nut 210 is butted on the upper side 102 of insulating frame 100, and linkage section 221 is located at the downside of insulating frame 100 and is butted on insulating frame 100
Downside 103.
In the present embodiment, one end of linkage section 221 is docked with one end of spiro rod section 222, specifically, connecting pin and screw rod
Section 222 is integrally formed.Fastening nut 210 is threadedly coupled with spiro rod section 222, so that fastening nut 210 and linkage section 221 are fixed
In stability and connecting wire and linkage section 221 that on insulating frame 100, raising extraction wire is electrically connected with fastening nut 210
The stability of electrical connection.
Further, each fastening nut 210 clamps the connection of an extraction wire with the upper side 102 of insulating frame 100 jointly
End.In this way, further increasing the stability that extraction wire is electrically connected with fastening nut 210.
Preferably, each conducting connecting part 200 further includes the attaching nut 230 with internal thread hole 231, each attaching nut
230 are placed in the upside of insulating frame 100, each spiro rod section 222 be arranged in respectively internal thread hole 231 and with 231 screw thread of internal thread hole
Connection, the end thread being exposed on attaching nut 230 in fastening nut 210 and spiro rod section 222 are connect, fastening nut 210 and
Attaching nut 230 clamps the connection end of extraction wire jointly.In this way, preferably improving 210 electricity of extraction wire and fastening nut
The stability of connection.
Further, each fastening nut 210 includes hand-held part 211 and the fastening part 212 connecting with hand-held part 211, tightly
Gu portion 212 is threadedly coupled with spiro rod section 222.In this way, spiro rod section can be realized by screwing hand-held part 211 manually convenient for tester
Screw threads for fastening connection between 222 and fastening part 212.
In the present embodiment, one end of hand-held part 211 is docked with one end of fastening part 212, specifically, hand-held part 211 with
Fastening part 212 is integrally formed.
Further, the cross section of hand-held part 211 in flat elliptic or is in rectangle.In this way, being held convenient for tester
And apply rotary force.
Further, each linkage section 221 offers the spliced eye for the connection end grafting for a connecting wire respectively
203, spliced eye 203 extends transversely.In this way, the connection end quick insertion spliced eye 203 of connecting wire can be improved, electricity is improved
The efficiency of connection.
Further, insulating frame 100 is plate-like insulator.
Alternatively, insulating frame 100 includes that demarcation plate and one end connects with the lower surface of demarcation plate and separately
Towards two support legs extending downwardly, two support legs are placed in the opposite both ends of demarcation plate and common with demarcation plate for one end
U-type groove is formed, each through-hole 101 is opened on demarcation plate, and the second wire connecting portion 202 is located in U-type groove.
Further, each through-hole 101 is threaded hole and is threadedly engaged with spiro rod section 222.In this way, effectivelying prevent screw rod
Section 222 is relative to about 100 play of insulating frame.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of auxiliary connection device, for being electrically connected the first power device and the second power device, which is characterized in that described
Auxiliary connection device includes insulating frame and multiple conducting connecting parts, and the insulating frame is equipped with multiple through-holes, and each conduction is even
Fitting be arranged in respectively the through-hole and have the first wire connecting portion and the second wire connecting portion, the insulating frame have upper side and with
The opposite facing downside of upper side, first wire connecting portion are located on the upper side, and second wire connecting portion is located at
Under the downside, each first wire connecting portion passes through extraction wire respectively and is electrically connected with first power device, each institute
It states the second wire connecting portion and passes through connecting wire respectively and be electrically connected with second power device.
2. auxiliary connection device as described in claim 1, which is characterized in that each conducting connecting part include fastening nut with
And be respectively used to the connecting screw being electrically connected with the extraction wire, wherein the connecting screw include for the connection
The linkage section of conducting wire electrical connection and the spiro rod section connecting with the linkage section, each spiro rod section are arranged in the through-hole respectively
And be threadedly coupled with the fastening nut, the fastening nut is butted on the upper side of the insulating frame, and the linkage section is located at institute
It states the downside of insulating frame and is butted on the downside of the insulating frame.
3. auxiliary connection device as claimed in claim 2, which is characterized in that each fastening nut is upper with the insulating frame
Side clamps the connection end of an extraction wire jointly.
4. auxiliary connection device as claimed in claim 2, which is characterized in that each conducting connecting part further includes having interior spiral shell
The attaching nut of pit, each attaching nut are placed in the upside of the insulating frame, and each spiro rod section is arranged in institute respectively
It states internal thread hole and is threadedly coupled with the internal thread hole, be exposed to the attaching nut in the fastening nut and the spiro rod section
On end thread connection, the fastening nut and the attaching nut clamp the connection end of the extraction wire jointly.
5. the auxiliary connection device as described in any one of claim 2 to 4, which is characterized in that each fastening nut includes hand
The fastening part holding portion and connecting with the hand-held part, the fastening part are threadedly coupled with the spiro rod section.
6. auxiliary connection device as claimed in claim 5, which is characterized in that the cross section of the hand-held part is in flat elliptic
It or is in rectangle.
7. auxiliary connection device as claimed in claim 2, which is characterized in that each linkage section is offered respectively for for one
The spliced eye of the connection end grafting of the connecting wire, the spliced eye extend transversely.
8. the auxiliary connection device as described in any one of Claims 1-4 and 7, which is characterized in that the insulating frame is in plate
The insulator of shape.
9. the auxiliary connection device as described in any one of Claims 1-4 and 7, which is characterized in that the insulating frame includes point
Partition and one end are connect with the lower surface of the demarcation plate and the other end is towards two support legs extended downwardly, described in two
Support leg be placed in the demarcation plate opposite both ends and U-type groove is collectively formed with the demarcation plate, each through-hole is equal
It is opened on the demarcation plate, second wire connecting portion is located in the U-type groove.
10. the auxiliary connection device as described in any one of claim 2 to 4 and 7, which is characterized in that each through-hole is
It threaded hole and is threadedly engaged with the spiro rod section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821098584.0U CN208655921U (en) | 2018-07-11 | 2018-07-11 | A kind of auxiliary connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821098584.0U CN208655921U (en) | 2018-07-11 | 2018-07-11 | A kind of auxiliary connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655921U true CN208655921U (en) | 2019-03-26 |
Family
ID=65784481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821098584.0U Active CN208655921U (en) | 2018-07-11 | 2018-07-11 | A kind of auxiliary connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208655921U (en) |
-
2018
- 2018-07-11 CN CN201821098584.0U patent/CN208655921U/en active Active
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