CN201387959Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201387959Y CN201387959Y CN200920050631U CN200920050631U CN201387959Y CN 201387959 Y CN201387959 Y CN 201387959Y CN 200920050631 U CN200920050631 U CN 200920050631U CN 200920050631 U CN200920050631 U CN 200920050631U CN 201387959 Y CN201387959 Y CN 201387959Y
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- Prior art keywords
- cavity volume
- electric connector
- liquid metal
- hole
- electric
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Abstract
The utility model discloses an electric connector, comprising a first insulating body which is provided with at least one first through hole; at least one electric-conducting body, and one end of the electric-conducting body is concavely arranged as a first cavity, and each electric-conducting body is correspondingly contained in the first through hole; at least one liquid metal which is stored in the first cavity; and at least one electric-conducting elastomer which is led in the first cavity from the opening end of the first cavity and is electrically conducted with the liquid metal and contacts the bottom of the first cavity. Compared with the prior art, in the electric connector, the electric-conducting body and the liquid metal are stored in the first cavity and are electrically conducted, thereby having stable electric-conducting performances; in addition, the liquid metal is easy to enclose and the assembly process is simple relatively.
Description
[technical field]
The utility model relates to a kind of electric connector, refers in particular to a kind of electric connector with stable electric conductivity.
[background technology]
As shown in Figure 1, be a kind of electric connector of commonly using, comprise one first insulator a1, be covered on one second insulator a2 on the described first insulator a1, an one liquid metal b and an electric conductor c, described first insulator a1 and the described second insulator a2 form an airtight receiving space a11, described liquid metal b storage is located among the described receiving space a11, and be full of described receiving space a11, described electric conductor c has a main part c3, described main part c3 is an elastomer, described main part c3 is located among the described receiving space a11, and soak and be located among the described liquid metal b, extend one first end c1 and one second end c2 respectively from described main part c3, described first end c1 and the described second end c2 extend through described second insulator a2 and the described first insulator a1 respectively, and described first end c1 and the described second end c2 are respectively in order to electrically conduct with an external connected electronic element (not shown) and a circuit board (not shown).
Above-mentioned electric connector electrically conducts by described liquid metal b and described electric conductor c, has the following advantages:
1. described liquid metal b can shorten the conductive path of described electric conductor c, and significantly reduces the conduction impedance;
2. described main part c3 is an elastomer, can effectively increase the elasticity of described electric conductor c.
When using above-mentioned electric connector, after being subjected to the effect of described external connected electronic element (not shown), described electric conductor c can compression, in the process of compression, described first end c1 and the described second end c2 are easy to generate the gap respectively and between described second insulator a2 and the described first insulator a1, cause the seepage of described liquid metal b, thereby cause the short circuit of conducting wire, the stability that influence electrically connects.
When assembling above-mentioned electric connector, earlier described electric conductor c is installed in the described receiving space a11, when needing to peg graft the described second end c2 among the described first insulator a1, certainly will to get through the inwall of described receiving space a11, cause the seepage of described liquid metal b easily, as seen, accomplish the airtight relatively difficulty of described liquid metal b.
This shows that above-mentioned electric connector still exists following defective:
1. described liquid metal b easy to leak, thus the short circuit of conducting wire caused, the stability that influence electrically connects;
2. described first end c1 and the described second end c2 extend through the described second insulator a2 and described first respectively and cut off
The inwall of edge body a1, described liquid metal b's is airtight difficult with assurance, and assembling process is relatively more difficult.
In view of the foregoing, be necessary to design a kind of new electric connector, to overcome above-mentioned defective.
[utility model content]
The purpose of this utility model is to provide a kind of electric connector with stable electric conductivity.
In order to achieve the above object, provide a kind of electric connector, comprising: one first insulating body, described first insulating body is provided with at least one first through hole; At least one electric conductor, described electric conductor are arranged with and form one first cavity volume, and each described electric conductor correspondence is contained in each described first through hole; At least one liquid metal, storage is located in described first cavity volume; At least one conductive elastomer, described conductive elastomer enters in the described liquid metal from the openend of described first cavity volume, electrically conducts with described electric conductor, and is held in described first cavity volume bottom.
Compared with prior art, the storage of liquid metal described in the utility model electric connector is located in described first cavity volume of described electric conductor formation, described conductive elastomer enters in described first cavity volume from the openend of described first cavity volume, electrically conduct with described liquid metal, has the stable performance that electrically conducts, and described liquid metal is airtight easily, and assembling process is also fairly simple simultaneously.
In order to achieve the above object, other provides a kind of electric connector, comprising: one first insulating body, and described first insulating body is provided with at least one first through hole; At least one electric conductor, described electric conductor are arranged with and form one first cavity volume, and each described electric conductor correspondence is contained in each described first through hole; At least one liquid metal, storage is located in described first cavity volume; At least one conductive elastomer, described conductive elastomer enters in the described liquid metal from the openend of described first cavity volume, electrically conducts with described electric conductor.
Compared with prior art, the storage of liquid metal described in the utility model electric connector is located in described first cavity volume of described electric conductor formation, described conductive elastomer enters in described first cavity volume from the openend of described first cavity volume, electrically conduct with described liquid metal, has the stable performance that electrically conducts, and described liquid metal is airtight easily, and assembling process is also fairly simple simultaneously.
[description of drawings]
Fig. 1 is the cutaway view of the electric connector commonly used;
Fig. 2 is the cutaway view of the utility model electric connector first embodiment;
Fig. 3 is the cutaway view of the utility model electric connector second embodiment.
The drawing reference numeral explanation of background technology
The first insulator a1 receiving space a11, the second insulator a2 liquid metal b
The electric conductor c first end c1 second end c2 main part c3
The drawing reference numeral explanation of embodiment
First insulating body, 1 first through hole, 11 second through holes, 12 second insulating bodies 2
21 electric conductors, 3 base portions, 31 second cavity volumes 310 of boring a hole
[embodiment]
For ease of better understanding the utility model, now with embodiment the utility model electric connector is described further in conjunction with the accompanying drawings.
See also Fig. 2, be the cutaway view of the utility model electric connector first embodiment, the utility model electric connector comprises: one first insulating body 1, be covered on one second insulating body 2 on described first insulating body 1, be contained at least one electric conductor 3, at least one spring 4 and at least one liquid metal 5 in described first insulating body 1 and described second insulating body 2.
Described first insulating body 1 is provided with a plurality of through holes, each described through hole comprises one first through hole 11 and is positioned at one second through hole 12 of described first through hole 11 belows, described first through hole 11 connects with described second through hole 12, and the aperture of described first through hole 11 is greater than the aperture of described second through hole 12.
Described second insulating body 2 is covered on described first insulating body 1, and described second insulating body 2 is provided with a plurality of perforation 21, and each described perforation 21 correspondence connects with each described first through hole 11.
Each described electric conductor 3 correspondence is contained in each described through hole, described electric conductor 3 is arranged with and forms a container cavity, and described electric conductor 3 has a base portion 31, from described base portion 31 extended support divisions 32 and from the extended extension 33 of described support division 32 1 ends.
Described base portion 31 correspondences are contained in described second through hole 12, and its base section manifests described second through hole 12, in order to electrically to contact with a circuit board (not shown).Described support division 32 correspondences are arranged in described first through hole 11, and are held in the bottom of described first through hole 11.Described extension 33 correspondences are arranged in described first through hole 11.Described container cavity comprises one first cavity volume 330 that formed by described extension 33 and is arranged with one second cavity volume 310 that forms by described base portion 31, described second cavity volume 310 is connected with described first cavity volume 330, and described second cavity volume 310 is arranged in described second through hole 12, and its bottom also part manifests described second through hole 12, and the distance between the inwall of described first cavity volume 330 is greater than the distance between the inwall of described second cavity volume 310, so described container cavity is a structure wide at the top and narrow at the bottom, thereby makes described electric conductor 3 more stably to be fixed in the described through hole.
Described spring 4 is located in the described container cavity along its strain direction, and an end is held in described second cavity volume 310 bottoms, is subjected to compression up and down after the effect of an external connected electronic element (not shown).Described spring 4 has a main part 40 and extends relatively a contact site 41 and a butting section 42 less than described main part 40 width from described main part 40 two ends respectively.
Described main part 40 is resisted against between described second insulating body, 2 bottoms and described second cavity volume 310 bottoms.In the present embodiment, described main part 40 two ends are respectively one first support division 401 and one second support division 402, and described first support division 401 is held in the bottom of described second insulating body 2, and described second insulating body 2 is had a reaction force.In the described spring 4 compression processes or after the compression, described second support division 402 is held in the bottom of described first cavity volume 330, also can directly described second support division 402 be held in the bottom of described first cavity volume 330.
Described contact site 41 extends and passes described perforation 21 from described first cavity volume 330, and the part manifests outside the described perforation 21, in order to electrically to contact with described external connected electronic element (not shown).Described butting section 42 is held in described first cavity volume 330 bottoms.
Described liquid metal 5 storages are located in the described container cavity, described spring 4 immerses in the described liquid metal 5, both electrically conduct, in addition, the aperture of described perforation 21 is less than the opening diameter of described first cavity volume 330, therefore, described second insulating body 2 can prevent that described liquid metal 5 from overflowing described first cavity volume 330.
Described liquid metal 5 can be mercury, still, considers that mercury easily pollutes environment, described liquid metal 5 can be used replacements such as liquid alloy such as gallium-base alloy, certainly, in other embodiments, described liquid metal 5 also can be other liquid electric conductors such as the aqueous solution.
Described liquid metal 5 can shorten the conductive path of described electric conductor 3 and described spring 4, thereby significantly reduce its conduction impedance, make described electric connector have better electric conductivity, in addition, described liquid metal 5 almost is full of described container cavity, therefore, can prevent that described electric conductor 3 and described spring 4 are exposed in the air and oxidation takes place, thereby improve its performance and prolong its useful life of electrically conducting.
During assembling the utility model electric connector, earlier described electric conductor 3 is installed in the described through hole, described base portion 31 base sections expose described second through hole 12, again described spring 4 and described liquid metal 5 are installed in the described container cavity, then described second insulating body 2 is covered on described first insulating body 1, the opening part major part of described first cavity volume 330 is covered by described second insulating body 2, and described perforation 21 is connected with described first cavity volume 330, extend through described perforation 21 for described contact site 41, and part manifests described perforation 21.Promptly finish the assembling of described electric connector.
When described liquid metal 5 is gallium-base alloy, can carry out above-mentioned assembling process at low temperatures, described liquid metal 5 is solid state when being lower than its fusing point, be cut into onesize bulk to the described liquid metal 5 that solidifies this moment, described liquid metal 5 after the cutting is placed in the described container cavity, and this kind assemble method can guarantee that described liquid metal 5 dosage in easy each described container cavity are identical.When normal temperature used down described electric connector, described liquid metal 5 was in a liquid state, and can fully rock simultaneously it is fully dissolved before using.
As shown in Figure 3, second embodiment for the present embodiment electric connector, the difference of itself and above-mentioned first embodiment is: described first cavity volume 330 is contained in described second through hole 12, and described first support division 401 and described second support division 402 offset with the inwall of described second insulating body 2 and described first through hole 11 respectively.Described spring 4 extends a junction 43 from described second support division, 402 1 ends, and described junction 43 soaks to be located in the described liquid metal 5, by electrically conducting of described liquid metal 5 realizations and described electric conductor 3.
In sum, the utility model electric connector has following beneficial effect:
1. the storage of described liquid metal is located in the described container cavity that described electric conductor self forms, and is difficult for seepage takes place, and can guarantee the stability that electrically conducts, and assembles than being easier to;
2. described liquid metal electrically conduct respectively described electric conductor and described spring can shorten conductive path, thereby significantly reduce the conduction impedance, make described electric connector have better electric conductivity;
3. described container cavity forms a structure wide at the top and narrow at the bottom and corresponding with described through hole, and therefore described electric conductor can more stably be fixed in the described through hole;
4. described elastomer both provided enough strains as elastic deformable body, can play the effect that electrically conducts again, killed two birds with one stone, and had simplified the structure of described electric connector;
5. described spring and described electric conductor soak to be located in the described liquid metal, can prevent that it from producing oxidation, strengthens electrically conducting of described electric connector, and prolong its useful life.
The above only is the preferred embodiment of the utility model, and the claim of non-so limitation the utility model is so the equivalence techniques variation for it of all this creation of utilization specifications and diagramatic content institute all is contained in the scope of this creation.
Claims (12)
1. an electric connector is characterized in that, comprising:
One first insulating body, described first insulating body is provided with at least one first through hole;
At least one electric conductor, described electric conductor are arranged with and form one first cavity volume, and each described electric conductor correspondence is contained in each described first through hole;
At least one liquid metal, storage is located in described first cavity volume;
At least one conductive elastomer, described conductive elastomer enters in the described liquid metal from the openend of described first cavity volume, electrically conducts with described electric conductor, and is held in described first cavity volume bottom.
2. electric connector as claimed in claim 1 is characterized in that: described electric conductor is held in described first via bottoms.
3. electric connector as claimed in claim 1 is characterized in that: be provided with one second through hole from described first through hole extension, be provided with one second cavity volume that is connected with described first cavity volume from described first cavity volume extension, extend into described second through hole.
4. electric connector as claimed in claim 3 is characterized in that: described second through hole is exposed in part, the described second cavity volume bottom, electrically contacts with an external connected electronic element.
5. electric connector as claimed in claim 1, it is characterized in that: further be provided with one second insulating body, be covered on described first insulating body, and the opening of corresponding each described first cavity volume is provided with a perforation on described second insulating body, extends into for described conductive elastomer.
6. electric connector as claimed in claim 5 is characterized in that: the aperture of described perforation is less than the opening diameter of described first cavity volume.
7. electric connector as claimed in claim 5, it is characterized in that: described conductive elastomer has a main part, described main part is resisted against between described second insulating body bottom and described first cavity volume bottom, extend a contact site and a butting section respectively from described main part two ends, described contact site extends through described perforation, and described butting section is held in described first cavity volume bottom.
8. electric connector as claimed in claim 1 is characterized in that: described liquid metal is full of half of described first cavity volume at least.
9. electric connector as claimed in claim 1 is characterized in that: described liquid metal is a liquid alloy.
10. electric connector as claimed in claim 9 is characterized in that: described liquid alloy is a gallium-base alloy.
11. an electric connector is characterized in that, comprising:
One first insulating body, described first insulating body is provided with at least one first through hole;
At least one electric conductor, described electric conductor are arranged with and form one first cavity volume, and each described electric conductor correspondence is contained in each described first through hole;
At least one liquid metal, storage is located in described first cavity volume;
At least one conductive elastomer, described conductive elastomer enters in the described liquid metal from the openend of described first cavity volume, electrically conducts with described electric conductor.
12. electric connector as claimed in claim 11 is characterized in that: described conductive elastomer is resisted against the inwall of described first through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920050631U CN201387959Y (en) | 2009-01-22 | 2009-01-22 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920050631U CN201387959Y (en) | 2009-01-22 | 2009-01-22 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201387959Y true CN201387959Y (en) | 2010-01-20 |
Family
ID=41580501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920050631U Expired - Lifetime CN201387959Y (en) | 2009-01-22 | 2009-01-22 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201387959Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504073B (en) * | 2013-01-10 | 2015-10-11 | Pioneer Material Prec Tech Co Ltd | Electrically conductive connecting member, method of forming and using the same |
| TWI672871B (en) * | 2018-04-30 | 2019-09-21 | 高天星 | Electrical connector and electrical test device |
-
2009
- 2009-01-22 CN CN200920050631U patent/CN201387959Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504073B (en) * | 2013-01-10 | 2015-10-11 | Pioneer Material Prec Tech Co Ltd | Electrically conductive connecting member, method of forming and using the same |
| TWI672871B (en) * | 2018-04-30 | 2019-09-21 | 高天星 | Electrical connector and electrical test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100120 |
|
| CX01 | Expiry of patent term |