CN202737179U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN202737179U CN202737179U CN201220313138.3U CN201220313138U CN202737179U CN 202737179 U CN202737179 U CN 202737179U CN 201220313138 U CN201220313138 U CN 201220313138U CN 202737179 U CN202737179 U CN 202737179U
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- CN
- China
- Prior art keywords
- opening
- electric connector
- insulating body
- splicing ear
- accommodation section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an electric connector, which comprises a plurality of connection terminals, and an insulation body, wherein each connection terminal comprises a fixed arm, a contact arm, and a bending part arranged between the fixed arm and the contact arm; a plurality of accommodating parts for accommodating the connection terminals are formed inside the insulation body; each accommodating part comprises an expansion space; the expansion space is formed at the place corresponding to the bending part to be made to be capable of accommodating deformation of the bending part. Through forming the deformation expansion space for receiving the bending part of the connection terminal on the accommodating part, deformation of the bending part can be carried out without limit and contraction of the contact part of the connection terminal can be not interrupted.
Description
Technical field
The utility model relates to a kind of electric connector, particularly, relates to a kind of electric connector that is electrically connected with other electronic equipment or battery by the compression mode.
Background technology
In electronic equipments such as mobile phone, various portable player, digital camera and video camera, GPS device, panel computer, usually need electric connector that printed circuit board (PCB) is electrically connected with another electronic device or battery.
Figure 10 shows a kind of schematic perspective view of electric connector of the prior art, and Figure 11 shows a kind of decomposing schematic representation of electric connector of the prior art.This electric connector 200 comprises insulating body 201, be installed in a plurality of splicing ears 202 in the insulating body 201 and be used for connector is installed to installed part 203 on printed circuit board (PCB) or the base.This electric connector 200 has symmetrical structure about a central plane, and each splicing ear 202 is installed in the corresponding accommodation section 204.
When electric connector 200 when for example the battery (not shown) is connected, the contact jaw 2021 of splicing ear 202 drives the bend 2022 generation strains of splicing ear 202 simultaneously owing to being subject to the extruding of battery and will shrinking on 204 Elastic ground to the accommodation section.Owing to being subject to the constraint of insulating body 2001 around the bend 2022, the distortion of bend 2022 will interfere with insulating body 201, cause the outer surface of insulating body 201 to deform, even cause the damage of insulating body 201, thereby affect mechanical performance and the electrical property of splicing ear 202.
The utility model content
For overcoming the defective of above-mentioned or other side of the prior art, the utility model proposes a kind of electric connector, the distortion extending space of the bend by being formed for receiving splicing ear in the accommodation section, bend is deformed without restriction, thereby do not interfere the contact site of splicing ear to shrink.
According to the embodiment of an aspect of the present utility model, a kind of electric connector is provided, comprising: a plurality of splicing ears, each splicing ear comprises: fixed arm, contact arm and a bend between described fixed arm and contact arm; And insulating body, be formed for holding a plurality of accommodation sections of described splicing ear in the described insulating body, wherein, each accommodation section comprises an extending space, and described extending space is formed on the position corresponding with described bend and is configured to hold the distortion of described bend.
In above-mentioned electric connector, the both sides of described fixed arm are respectively equipped with a those widened sections, are respectively equipped with a mounting groove on two sidewalls of described accommodation section, and described those widened sections is fixed in the described mounting groove.
In above-mentioned electric connector, described insulating body has rectangular shape roughly, and comprises: a front surface, a rear surface, a upper surface and a lower surface.Each described accommodation section comprises: first opening, be formed on one of them of described front surface and rear surface, and described splicing ear is installed in the described accommodation section by described the first opening; Second opening is formed on the described upper surface, and it is flexibly flexible that described contact arm passes described the second opening; And the 3rd opening, be formed on the described upper surface, be used to form described extending space.
In above-mentioned electric connector, be provided with a connecting portion between described the second opening and the 3rd opening.
In above-mentioned electric connector, described connecting portion roughly is positioned on the central axis of longitudinal direction of described insulating body.
In above-mentioned electric connector, the first opening of two adjacent described accommodation sections is arranged on described front surface and the rear surface, so that a plurality of described splicing ear is alternately arranged in the both sides of the Width of described insulating body.
In above-mentioned electric connector, the described accommodation section is arranged in pairs, and the first opening of two paired accommodation sections is arranged on described front surface and the rear surface, and paired splicing ear is arranged at the horizontal direction of insulating body opposite each other.
In above-mentioned electric connector, the structure of described electric connector is arranged to about the central axis of the horizontal direction of described insulating body symmetrical.
In above-mentioned electric connector, described mounting groove extends from described the first opening on two sidewalls of described accommodation section, and described those widened sections is arranged near described the first opening, so that when described contact arm when first party is upward through described the second opening and shrinks in the described accommodation section, described bend on the second direction opposite with described first direction towards described the 3rd opening skew.
In the electric connector according to above-mentioned various embodiment of the present utility model, the distortion extending space of the bend by being formed for receiving splicing ear in the accommodation section, bend is deformed without restriction, thereby do not interfere the contact arm of splicing ear to shrink, guarantee the mechanical performance of splicing ear and stablizing of electrical property.
Description of drawings
For the purpose of this utility model, feature and advantage can be become apparent more, the utility model is described in further detail below in conjunction with the drawings and specific embodiments, wherein:
Fig. 1 is the schematic perspective view that illustrates according to the electric connector of a kind of exemplary embodiment of the present utility model;
Fig. 2 illustrates electric connector shown in Figure 1 along the cross-sectional schematic of A-A line, there is shown that splicing ear is in expansion and the two states when shrinking;
Fig. 3 be illustrate splicing ear of the present utility model be in extended mode the time cross sectional representation;
Fig. 4 be illustrate splicing ear of the present utility model be in contraction state the time cross sectional representation;
Fig. 5 is the vertical view when splicing ear is in extended mode that electric connector shown in Figure 1 is shown;
Fig. 6 is the vertical view when splicing ear is in contraction state that electric connector shown in Figure 1 is shown;
Fig. 7 is the schematic perspective view that the insulating body of electric connector of the present utility model is shown;
Fig. 8 is the vertical view that the arrangement of the splicing ear in the electric connector of the present utility model is shown;
Fig. 9 is the vertical view that the another kind of arrangement of the splicing ear in the electric connector of the present utility model is shown;
Figure 10 shows a kind of schematic perspective view of electric connector of the prior art; And
Figure 11 illustrates the decomposing schematic representation of electric connector shown in Figure 10.
Embodiment
Although fully describe the utility model with reference to the accompanying drawing that contains preferred embodiment of the present utility model, but before describing, this should be appreciated that those of ordinary skill in the art can revise utility model described herein, obtains technique effect of the present utility model simultaneously.Therefore, must understand above description to those of ordinary skill in the art and Yan Weiyi discloses widely, and its content does not lie in the described exemplary embodiment of restriction the utility model.
Referring to Fig. 1-4, according to the electric connector 100 of a kind of exemplary embodiment of the present utility model, can be installed on the circuit board (not shown), be used for circuit board is electrically connected with other one or more electronic device or battery.This electric connector 100 comprises a plurality of splicing ears 1 and is used for installing the insulating body 2 of splicing ear 1.Each splicing ear 1 is made by techniques such as shearing, bending, punching presses by metallic plate, and comprises: fixed arm 11, contact arm 12 and the bend 13 between fixed arm 11 and contact arm 12.Be formed for holding a plurality of accommodation sections 21 of splicing ear in the insulating body 2, each accommodation section 21 comprises extending space, and described extending space is formed on the position corresponding with bend 13 and is configured to hold distortion or the skew of bend 13.
Further, the both sides of fixed arm 11 are respectively equipped with a those widened sections 111, be respectively equipped with a mounting groove 214 (referring to Fig. 7) on two sidewalls of accommodation section 21, those widened sections 111 is fixed in the mounting groove 214, is in the accommodation section 21 thereby whole splicing ear 1 is fixed to insulating body 2.Free end at each fixed arm 11 is formed for being electrically connected electric contact 112 with the circuit board (not shown).The structure of electric connector 100 is arranged to about the central axis of the horizontal direction of insulating body 2 symmetrical.
According to the further embodiment of electric connector 100 of the present utility model, insulating body 2 has rectangular shape roughly, and comprises: a front surface 22, a rear surface, a upper surface 23 and a lower surface.Each accommodation section 21 comprises: first opening 211, be formed on one of them of front surface 23 and rear surface, and splicing ear 1 for example is installed in the accommodation section 21 by the first opening 211 by the mode of inserting; Second opening 212 is formed on the upper surface 23, and it is flexibly flexible that contact arm 12 passes the second opening 212; And the 3rd opening 213, be formed on the upper surface 23, be used to form extending space.
Shown in Fig. 2-6, when electric connector 100 of the present utility model was not electrically connected with other electronic equipment, splicing ear 1 was in freely extended mode, and namely contact arm 12 passes outside the upper surface 23 that the second opening 212 is projected into insulating body 2.When splicing ear 1 was in extended mode, bend 13 was H with respect to the maximum height of the lower surface of accommodation section 21
1, and in the vertical view of Fig. 5, the free end of fixed arm 11 and contact arm 12 certain distance that staggers.When electric connector 100 of the present utility model was electrically connected with other electronic equipment or battery, the contact arm 12 of splicing ear 1 was subject to the extruding of battery for example and the 21 interior contractions towards the accommodation section, and entered contraction state by compression.Under contraction state, contact arm 212 is 21 interior at least part of contractions to the accommodation section, until concordant with the upper surface 23 of insulating body 2.In the vertical view of Fig. 6, the free end of fixed arm 11 and contact arm 12 is roughly concordant.
According to a kind of embodiment of electric connector 100 of the present utility model, as shown in Figure 7, mounting groove 214 extends from the first opening 211 on two sidewalls of accommodation section 21, and the those widened sections 111 of splicing ear 1 is arranged near the first opening 211.Like this, those widened sections 111 range curvature sections 13 have certain distance, so that pass described the second opening 212 towards the accommodation section during 21 interior contraction at first direction (among Fig. 2-4 downward direction) when contact arm 12, upper towards 213 skews of the 3rd opening in the second direction opposite with first direction (direction that makes progress among Fig. 2-4) with driving bend 13.For example as shown in Figure 4, the maximum offset of bend generation is H
3, like this bend 13 with respect to the height of the lower surface of accommodation section 21 from H
1Become H
2The side-play amount H that bend 13 produces
3Be received in the extending space, like this can be so that bend 13 deform without restriction, thus do not interfere the contact arm 12 of splicing ear 1 to shrink, guarantee the stable of the mechanical performance of splicing ear 1 and electrical property.
According to embodiment on the other hand of the present utility model, be provided with a connecting portion 215 between the second opening 212 and the 3rd opening 213, connecting portion 215 can limit the contact arm 12 of splicing ear 1 exceedingly to external expansion, so that splicing ear 1 stably is installed in the accommodation section 21.As shown in Figure 2, extend to another relative surface (for example rear surface) from a surface (for example front surface) of insulating body 2 accommodation section 21 of the present utility model.
As shown in Figure 7, connecting portion 215 roughly is positioned on the central axis of longitudinal direction of insulating body 2.Like this, the second opening 212 and the 3rd opening 213 lay respectively at the both sides of longitudinal center's axis.Further, the first opening 211 of two adjacent accommodation sections is arranged on front surface and the rear surface, so that a plurality of splicing ear 1 is alternately arranged (as shown in Figure 8) in the both sides of the Width of insulating body 2.Adopt the arrangement of this concrete (perhaps dislocation), can more effectively utilize the space on the insulating body 2, increased and used common material to replace high performance material to make the feasibility of insulating body 2, thereby reduced cost.
Fig. 9 shows the embodiment of the another kind of arrangement of the splicing ear in the electric connector of the present utility model, the accommodation section is arranged in pairs, and the first opening of two paired accommodation sections is arranged on the front surface and rear surface of insulating body, and paired splicing ear is arranged at the horizontal direction of insulating body opposite each other.
It will be appreciated by those skilled in the art that, embodiment described above is exemplary, and those skilled in the art can make improvements, can carry out independent assortment in the situation of the conflict of the structure described in the various embodiment aspect not recurring structure or principle, thereby on the basis that solves technical problem of the present utility model, realize more kinds of electric connectors.
After describing preferred embodiment of the present utility model in detail; those of ordinary skill in the art can clearly understand; under the protection range that does not break away from the claim of enclosing and spirit, can carry out various variations and change, and the utility model also is not subject to the execution mode of the exemplary embodiment of lifting in the specification.It should be noted that word " comprises " does not get rid of other element or step, and word " " or " one " do not get rid of a plurality of.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.
Claims (9)
1. an electric connector (100) comprising:
A plurality of splicing ears (1), each splicing ear comprises: a fixed arm (11), a contact arm (12) and the bend (13) between described fixed arm and contact arm; And
An insulating body (2), a plurality of accommodation sections (21) that are formed for holding described splicing ear in the described insulating body,
It is characterized in that, each accommodation section comprises an extending space, and described extending space is formed on the position corresponding with described bend and is configured to hold the distortion of described bend.
2. electric connector as claimed in claim 1, it is characterized in that, the both sides of described fixed arm are respectively equipped with a those widened sections (111), are respectively equipped with a mounting groove (214) on two sidewalls of described accommodation section, and described those widened sections is fixed in the described mounting groove.
3. electric connector as claimed in claim 2, it is characterized in that, described insulating body has rectangular shape roughly, and comprises: a front surface (22), rear surface, a upper surface (23) and a lower surface, and each described accommodation section comprises:
First opening (211) is formed on one of them of described front surface and rear surface, and described splicing ear is installed in the described accommodation section by described the first opening;
Second opening (212) is formed on the described upper surface, and it is flexibly flexible that described contact arm passes described the second opening; And
The 3rd opening (213) is formed on the described upper surface, is used to form described extending space.
4. electric connector as claimed in claim 3 is characterized in that, is provided with a connecting portion (215) between described the second opening and the 3rd opening.
5. electric connector as claimed in claim 4 is characterized in that, described connecting portion roughly is positioned on the central axis of longitudinal direction of described insulating body.
6. electric connector as claimed in claim 5, it is characterized in that, the first opening of two adjacent described accommodation sections is arranged on described front surface and the rear surface, so that a plurality of described splicing ear is alternately arranged in the both sides of the Width of described insulating body.
7. electric connector as claimed in claim 3, it is characterized in that, the described accommodation section is arranged in pairs, and the first opening of two paired accommodation sections is arranged on described front surface and the rear surface, and paired splicing ear is arranged at the horizontal direction of insulating body opposite each other.
8. electric connector as claimed in claim 3 is characterized in that, the structure of described electric connector is arranged to about the central axis of the horizontal direction of described insulating body symmetrical.
9. electric connector as claimed in claim 3, it is characterized in that, described mounting groove extends from described the first opening on two sidewalls of described accommodation section, and described those widened sections is arranged near described the first opening, so that when described contact arm when first party is upward through described the second opening and shrinks in the described accommodation section, described bend on the second direction opposite with described first direction towards described the 3rd opening skew.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220313138.3U CN202737179U (en) | 2012-06-29 | 2012-06-29 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220313138.3U CN202737179U (en) | 2012-06-29 | 2012-06-29 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202737179U true CN202737179U (en) | 2013-02-13 |
Family
ID=47662845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220313138.3U Expired - Fee Related CN202737179U (en) | 2012-06-29 | 2012-06-29 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202737179U (en) |
-
2012
- 2012-06-29 CN CN201220313138.3U patent/CN202737179U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20200629 |