CN209526239U - Multi-point contact type attachment device and system - Google Patents
Multi-point contact type attachment device and system Download PDFInfo
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- CN209526239U CN209526239U CN201920629862.9U CN201920629862U CN209526239U CN 209526239 U CN209526239 U CN 209526239U CN 201920629862 U CN201920629862 U CN 201920629862U CN 209526239 U CN209526239 U CN 209526239U
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- attachment device
- type attachment
- plug division
- contact type
- point contact
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Abstract
The embodiment of the present application provides a kind of Multi-point contact type attachment device and system, including wire connecting portion, plug division, multiple limited blocks and multiple resilient contacts.The plug division is formed with accommodating space, the multiple resilient contact setting is in the accommodating space, one end of each resilient contact is fixedly connected with the wire connecting portion, the other end extends to the adjacent position of the plug division, for external connecting contact pin elastic connection.The multiple limited block is respectively arranged at the plug division side, for fixing and limiting the connecting contact pin.Based on above-mentioned design, Multi-contact power is provided to be fixed to the connecting contact pin for being inserted into the plug division, improves the stability that connecting contact pin is connect with the Multi-point contact type attachment device.
Description
Technical field
This application involves field of electronic devices, in particular to a kind of Multi-point contact type attachment device and system.
Background technique
Connector is also referred to as connecting terminal, that is, connects the device of two active devices, be used for transmission electric current or signal.Connector
Performance generally comprise: mechanical performance, electric property and environmental performance.For electric property, major parameter includes contact
Resistance and insulation resistance.The connector of contact resistance high quality should have low and stable contact resistance.The contact of connector
Resistance is from several milliohms to tens of milliohms etc..Insulation resistance is measured between electrical connector contact between contact and shell
The index of insulation performance, the order of magnitude, which is hundreds of megaohms to thousands of megaohms, to be differed.
The detection of new energy battery pack performance is to connect battery pack with test device by connector, and pass through test dress
The parameters such as the temperature for obtaining inside battery and voltage are set, to realize the performance detection to battery pack.When detecting, connector
Connective stability determines the accuracy of testing result to a certain extent, and therefore, the connective stability for improving connector is value
The problem of must studying.
Summary of the invention
In view of this, the embodiment of the present application is designed to provide a kind of Multi-point contact type attachment device and system to improve
One of above problem.
The embodiment of the present application provides a kind of Multi-point contact type attachment device, including wire connecting portion, plug division, multiple limited blocks with
And multiple resilient contacts；
The plug division is formed with accommodating space, and the multiple resilient contact is arranged in the accommodating space, each institute
The one end for stating resilient contact is fixedly connected with the wire connecting portion, the other end extends to the adjacent position of the plug division, is used
In the connecting contact pin elastic connection with outside；
The multiple limited block is respectively arranged at the plug division side, for fixing and limiting the connecting contact pin.
Further, each resilient contact is bent to form protrusion close to one end of the plug division, multiple described convex
It rises and forms pin holes, for accommodating the connecting contact pin.
Further, each limited block close to one end of the plug division be bent to form bending part, the other end with it is described
Resilient contact is parallel.
Further, the wire connecting portion further includes the abutting block for being set to the accommodating space, for positioning the connection
Contact pin.
Further, the abutting block further includes accommodating cavity close to one end of the wire connecting portion, for accommodating external connect
Line.
Further, the plug division include bottom plate, two side plates being fixed on the bottom plate and with the bottom plate
The top plate being oppositely arranged, the bottom plate, side plate and top plate are used to form the accommodating space.
Further, the top plate offers observation window.
Further, the resilient contact, interconnecting piece, plug division and limited block are integrally formed.
Further, the material of the resilient contact is copper alloy, and the material of the limited block is steel alloy.
The embodiment of the present application also provides a kind of Multi-point contact type connection system, connects including connecting contact pin and above-mentioned multiple spot
Contact connecting device, the connecting contact pin is for connecting the Multi-point contact type attachment device and other external device (ED)s.
The embodiment of the present application provides a kind of Multi-point contact type attachment device and system, passes through the multiple limited blocks of setting and bullet
Property contact, provide Multi-contact power to the connecting contact pin for being inserted into the plug division to be fixed, improve connecting contact pin with
The stability of the Multi-point contact type attachment device connection, and then effectively improve Multi-point contact type attachment device for a long time and connect
Needle contact is patched, leads to resilient contact fatigue failure so that the excessive problem of contact resistance.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the application, therefore it is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is one of the schematic diagram of Multi-point contact type attachment device provided by the embodiments of the present application.
Fig. 2 is the two of the schematic diagram of Multi-point contact type attachment device provided by the embodiments of the present application.
Fig. 3 is the three of the schematic diagram of Multi-point contact type attachment device provided by the embodiments of the present application.
Fig. 4 is the four of the schematic diagram of Multi-point contact type attachment device provided by the embodiments of the present application.
Fig. 5 is the schematic diagram that Multi-point contact type provided by the embodiments of the present application connects system.
Icon: 100- Multi-point contact type connects system；1- Multi-point contact type attachment device；10- wire connecting portion；11- abuts block；
111- accommodating cavity；The plug division 20-；21- bottom plate；22- side plate；23- top plate；231- observation window；24- accommodating space；30- limit
Block；31- bending part；40- resilient contact；41- protrusion；2- connecting contact pin.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described.Obviously, described embodiment is only
It is only some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings
The component of embodiment can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on embodiments herein, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected.It can be
Mechanical connection, is also possible to be electrically connected.It can be directly connected, two can also be can be indirectly connected through an intermediary
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood in the application with concrete condition
In concrete meaning.
In the description of the present application, it should be noted that the orientation or positional relationship of the instructions such as term " on ", "lower" is base
In orientation or positional relationship shown in the drawings or this application product using when the orientation or positional relationship usually put, only
It is the application and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " the
Two ", " third " etc. is only used for distinguishing description, is not understood to indicate or imply relative importance.
Through inventor the study found that connector mostly uses a little at present or two-point contact, the material of contact element are common
Brass is being used for multiple times and elastic fatigue can occur using rear contact element for a long time, the contact force of contact point is caused to become smaller,
Contact resistance becomes larger or occurs under conditions of vibration instantaneous the problems such as disconnecting simultaneously.New energy battery pack in actual use
Also occur much because of frequent false alarm when the above problem causes to detect battery pack, so that normal battery pack is unpacked and is reprocessed,
Cause the waste of many resources.
Based on above-mentioned discovery, the embodiment of the present application provides a kind of Multi-point contact type attachment device and system, use are multiple
The structures such as resilient contact and multiple limited blocks are designed to improve the above problem.Scheme provided in this embodiment is carried out below detailed
It is thin to illustrate.
Fig. 1 and Fig. 2 are please referred to, the embodiment of the present application provides a kind of Multi-point contact type attachment device 1, including wire connecting portion
10, plug division 20, multiple limited blocks 30 and multiple resilient contacts 40.
The plug division 20 is formed with accommodating space 24, and the multiple resilient contact 40 is set to the accommodating space 24
Interior, one end of each resilient contact 40 is fixedly connected with the wire connecting portion 10, the other end extends to the plug division 20
Adjacent position, for the connecting contact pin elastic connection with outside.
The multiple limited block 30 is respectively arranged at 20 side of plug division, inserts for fixing and limiting the connection
Needle.Specifically, multiple limited blocks 30 are located at the opening of plug division 20.
When in use, multiple contact points are collectively formed in multiple resilient contacts 40 and the connecting contact pin of insertion plug division 20,
Resilient contact 40 is squeezed out (that is, direction far from the accommodating space 24) by connecting contact pin outward, so that resilient contact 40
Deformation is generated, to apply a reversed elastic acting force to connecting contact pin.Due to resilient contact 40 be it is multiple, it is more
A resilient contact 40 can from different directions on to connecting contact pin apply active force so that contact pin is under the active force of different directions
It is fixed.
Meanwhile the connecting contact pin positioned at 30 pairs of multiple limited blocks of 20 opening of the plug division insertion plug divisions 20 carries out
Limit.Guarantee the stability that connecting contact pin connects in the plug division 20, to guarantee between connecting contact pin and plug division 20
Stable electric current transmission.
Please continue to refer to Fig. 2, the plug division 20 include 21, two side plates 22 being fixed on the bottom plate 21 of bottom plate with
And the top plate 23 being oppositely arranged with the bottom plate 21, the bottom plate 21, side plate 22 and top plate 23 are used to form accommodating space 24.
The top plate 23 offers observation window 231.Facilitate look at connecting contact pin whether contacted with resilient contact 40 it is good
Good and resilient contact 40 service condition, in order to replacement in time if necessary.
Meanwhile for example, the heat that battery pack distributes can be seen by this when being tested for the property to external device (ED)s such as battery packs
It examines window 231 to be dissipated in air in time, effectively increases heat dissipation performance.
Specifically, in order to enable resilient contact 40 is more preferable to the clamping effect of connecting contact pin, each resilient contact
40 are bent to form protrusion 41 close to one end of the plug division 20, and multiple described raised 41 form pin holes, described for accommodating
Connecting contact pin.
Each raised 41 section is arc-shaped, and is arranged along the direction perpendicular to connecting contact pin, and arc-shaped section makes
Protrusion 41 has good elasticity, when connecting with connecting contact pin, can make the surface of protrusion 41 abundant by elastic deformation
It is contacted with connecting contact pin surface, to generate better chucking power.
Protrusion 41 is located at close to the position of 40 end of resilient contact, is arranged in this position, makes elasticity in connecting contact pin
Contact 40 enables to the overall structure of resilient contact 40 not to be damaged when deformation occurs, thus reinforcing chucking power
Meanwhile improving service life.
Meanwhile the setting of raised 41 position and shape is being sent so that the insertion force of connecting contact pin is less than separating force
When unexpected shaking, connecting contact pin is not easy to fall off from the pin holes, further makes the machine of the Multi-point contact type attachment device 1
Tool performance gets a promotion.
Further, in order to guarantee that the grafting of plug division 20 and connecting contact pin is stablized, not only to make the resilient contact
There is stable active force between 40 and connecting contact pin, it is also necessary to which connecting contact pin is fixed in one direction.Therefore, each limit
It is parallel with the resilient contact 40 that position block 30 close to one end of the plug division 20 is bent to form bending part 31, the other end.Make
After obtaining the connecting contact pin insertion pin holes, connecting contact pin and the connection of plug division 20 are more stable.
Referring to Fig. 3, it should be noted that as one of the embodiment of the present application embodiment, the Elastic Contact
Part 40 can be 4, and each resilient contact 40 is arranged along direction identical with the limited block 30.
The limited block 30 can be 4, and each limited block 30 is evenly provided on the opening of plug division 20.So that
When external environment is vibrated, connecting contact pin is fixed in the same direction, is improved because the inclined of direction of insertion occurs for vibration
Move and caused by obscission.
It is understood that the resilient contact 40 can also be two or three, the limited block 30 can be two
It is a or three, in short, the number of resilient contact 40 and the number of limited block 30 can be arranged according to actual needs.
Referring to Fig. 4, the wire connecting portion 10 further includes the abutting block 11 for being set to the accommodating space 24, for positioning
Connecting contact pin is stated, further connecting contact pin to be fixed.
The abutting block 11 further includes accommodating cavity 111 close to one end of the wire connecting portion 10, for accommodating external wiring.
The specific setting for abutting block 11 can refer to the prior art, and this will not be repeated here.
Further, the resilient contact 40, interconnecting piece, plug division 20 and limited block 30 are integrally formed.
The material of the resilient contact 40 is copper alloy.Copper alloy is as a kind of with excellent electric conductivity, ductility
It is also equipped with the mechanical properties such as excellent elastic limit and fatigue limit outside with wear-resisting material.Electric current can be effectively reduced to conduct
Therefore loss in the process uses copper alloy as the material of the resilient contact 40, so that the multiple spot that this programme provides connects
Contact connecting device 1 has better service performance.
The material of the limited block 30 is steel alloy.Particularly, alloy tool steel can be selected as provided in this embodiment
The material of limited block 30, alloy tool steel hardness with higher and wearability, machinability is good, and stability is good.It improves
The service life for the Multi-point contact type attachment device 1 that this programme provides.
Referring to Fig. 5, the embodiment of the present application also provide a kind of Multi-point contact type connection system 100, including connecting contact pin 2 with
And above-mentioned Multi-point contact type attachment device 1, the connecting contact pin 2 is for connecting the Multi-point contact type attachment device 1 and its
His external device (ED).
The concrete principle and beneficial effect of the Multi-point contact type attachment device 1 can refer to above-mentioned specific descriptions, herein
It does not repeat them here.
By taking measuring device measures battery performance as an example, when in use, measuring device is passed through into connecting line and the multiple spot
Wire connecting portion 10 in contact attachment device 1 connects, and battery pack is connected by the connecting contact pin 2 with institute's Multi-point contact type
Patch the connection of socket part 20 in connection device 1, with by the connecting contact pin 2 by the battery pack voltage and temperature etc. believe
Breath is transferred to the measuring device.
In conclusion the embodiment of the present application provides a kind of Multi-point contact type attachment device 1 and system, including wire connecting portion
10, plug division 20, multiple limited blocks 30 and multiple resilient contacts 40.The plug division 20 is formed with accommodating space 24, institute
It states multiple resilient contacts 40 to be set in the accommodating space 24, one end of each resilient contact 40 and the wire connecting portion
10 are fixedly connected, the other end extends to the adjacent position of the plug division 20, for external connecting contact pin elastic connection.
The multiple limited block 30 is respectively arranged at 20 side of plug division, for fixing and limiting the connecting contact pin.Based on upper
State design, Multi-contact power provided to be fixed to the connecting contact pin for being inserted into the plug division, improve connecting contact pin with
The stability of the Multi-point contact type attachment device connection, effectively improves 40 long-time of resilient contact and contacts with connecting contact pin
The problem for leading to fatigue failure and causing contact resistance excessive.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of Multi-point contact type attachment device, which is characterized in that including wire connecting portion, plug division, multiple limited blocks and multiple
Resilient contact；
The plug division is formed with accommodating space, and the multiple resilient contact is arranged in the accommodating space, each bullet
Property contact one end be fixedly connected with the wire connecting portion, the other end extends to the adjacent position of the plug division, for
External connecting contact pin elastic connection；
The multiple limited block is respectively arranged at the plug division side, for fixing and limiting the connecting contact pin.
2. Multi-point contact type attachment device according to claim 1, which is characterized in that each resilient contact is close to institute
The one end for stating plug division is bent to form protrusion, it is multiple it is described convex to form pin holes, for accommodating the connecting contact pin.
3. Multi-point contact type attachment device according to claim 1, which is characterized in that each limited block is inserted close to described
It is parallel with the resilient contact that one end of socket part is bent to form bending part, the other end.
4. Multi-point contact type attachment device according to claim 1, which is characterized in that the wire connecting portion further includes being set to
The abutting block of the accommodating space, for positioning the connecting contact pin.
5. Multi-point contact type attachment device according to claim 4, which is characterized in that the abutting block is close to the wiring
The one end in portion further includes accommodating cavity, for accommodating external wiring.
6. Multi-point contact type attachment device according to claim 1, which is characterized in that the plug division includes bottom plate, two
A side plate being fixed on the bottom plate and the top plate being oppositely arranged with the bottom plate, the bottom plate, side plate and top plate are used
In the formation accommodating space.
7. Multi-point contact type attachment device according to claim 6, which is characterized in that the top plate offers observation window.
8. Multi-point contact type attachment device according to claim 1, which is characterized in that the resilient contact, interconnecting piece,
Plug division and limited block are integrally formed.
9. Multi-point contact type attachment device according to any one of claims 1 to 8, which is characterized in that the Elastic Contact
The material of part is copper alloy, and the material of the limited block is steel alloy.
10. a kind of Multi-point contact type connects system, which is characterized in that including connecting contact pin and claim 1-9 any one
The Multi-point contact type attachment device, the connecting contact pin for connect the Multi-point contact type attachment device and other outside
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920629862.9U CN209526239U (en) | 2019-05-05 | 2019-05-05 | Multi-point contact type attachment device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920629862.9U CN209526239U (en) | 2019-05-05 | 2019-05-05 | Multi-point contact type attachment device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209526239U true CN209526239U (en) | 2019-10-22 |
Family
ID=68232032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920629862.9U Active CN209526239U (en) | 2019-05-05 | 2019-05-05 | Multi-point contact type attachment device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209526239U (en) |
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2019
- 2019-05-05 CN CN201920629862.9U patent/CN209526239U/en active Active
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