CN210468223U - Terminal structure of card connector - Google Patents
Terminal structure of card connector Download PDFInfo
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- CN210468223U CN210468223U CN201921628446.3U CN201921628446U CN210468223U CN 210468223 U CN210468223 U CN 210468223U CN 201921628446 U CN201921628446 U CN 201921628446U CN 210468223 U CN210468223 U CN 210468223U
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Abstract
The utility model discloses a terminal structure of a card connector, which comprises a terminal, wherein the terminal comprises a main body part and a terminal head part connected with the main body part; the terminal head has a first gap; the first gap extends along the extending direction of the terminal head and extends to the outside of the terminal head; the first gap penetrates through two sides of the terminal head part in a direction perpendicular to the extending direction of the terminal head part; the first gap is formed by puncturing; the main body part is provided with a second gap; the second gap extends along the extending direction of the main body part and is communicated with the first gap; the second gap penetrates through two sides of the main body part in the direction perpendicular to the extending direction of the main body part; therefore, the overall performance is better, the elastic stress is improved, the stability of contact connection can be ensured, the service life is prolonged, the product quality is improved, and the working performance is better and stable.
Description
Technical Field
The utility model belongs to the technical field of the connector technique and specifically relates to indicate a terminal structure of card connector.
Background
The card connector is mainly used for inserting various electronic cards to form the telecommunication transmission between the electronic cards and the circuit board, the main structure of the card connector is used for the telecommunication transmission between the electronic cards and the circuit board through a plurality of contact terminals, in order to increase the service performance of the terminals, an elastic arm is usually arranged on the terminals, but the elastic deformation stress of the whole terminals is insufficient, the service life is influenced, the stability of contact connection is poor, and the product quality and the working performance cannot be ensured.
Therefore, a new technology needs to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a card connector's terminal structure, and its wholeness can be better, has improved elastic stress, can guarantee the stability of contact connection, has prolonged life, and has improved the product quality for the working property is better stable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a terminal structure of a card connector includes a terminal including a main body portion and a terminal head portion connected to the main body portion;
the terminal head has a first gap; the first gap extends along the extending direction of the terminal head and extends to the outside of the terminal head; the first gap penetrates through two sides of the terminal head part in a direction perpendicular to the extending direction of the terminal head part; the first gap is formed by puncturing; the terminal head is bent to form a contact part;
the main body part is provided with a second gap; the second gap extends along the extending direction of the main body part and is communicated with the first gap; the second gap penetrates through two sides of the main body part in the direction perpendicular to the extending direction of the main body part;
the distance between the two side walls of the second gap is larger than the distance between the two side walls of the first gap.
Preferably, the first gap divides the terminal head portion into a first side terminal head portion and a second side terminal head portion, the second gap divides the main body portion into a first side main body portion and a second side main body portion, and the first side terminal head portion and the second side terminal head portion are connected to the first side main body portion and the second side main body portion, respectively.
Preferably, the outer sidewall of the first side main body portion is inclined toward the first side terminal head portion, an arc-shaped transition section is arranged at a connection position of the outer sidewall of the first side main body portion and the outer sidewall of the first side terminal head portion, and the arc-shaped transition section extends from a tail end of the outer sidewall of the first side main body portion toward a head end of the first side terminal head portion.
Preferably, the body portion and the terminal head portion extend in the same direction.
Preferably, the second gap is formed by blanking.
As a preferable scheme, the second gap includes a first segment region and a second segment region which are communicated with each other, the second segment region is located between the first segment region and the first gap, the cross section of the first segment region is rectangular, the cross section of the second segment region is trapezoidal, the shape of the trapezoid gradually narrows towards the first gap, and the distance between the two side walls of the first segment region is larger than the maximum distance between the two side walls of the second segment region.
Preferably, a transition region is arranged at the joint of the first section region and the second section region, and the cross section of the transition region is in a trapezoidal shape gradually narrowing from the first section region to the second section region.
Preferably, an arc-shaped engagement area is arranged at the joint of the second section area and the first gap.
Preferably, the cross section of the first gap is rectangular, and the minimum distance between the two side walls of the second section area is larger than the distance between the two side walls of the first gap.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it mainly sets up first clearance in terminal head to combine the setting of second clearance, can make its wholeness can be better, improved elastic stress, can guarantee the stability that the contact is connected, prolonged life, and improved the product quality, make the better stability of working property.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic view of a card connector according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an exemplary embodiment of the present invention;
FIG. 3 is a top view of the structure shown in FIG. 2;
FIG. 4 is a schematic structural diagram of an embodiment of the present invention;
fig. 5 is a top view of the structure shown in fig. 4.
The attached drawings indicate the following:
10. terminal 20 and main body part
21. Second gap 211, first segment region
212. Second segment region 213, transition region
22. First side body part 23 and second side body part
30. Terminal head 31, first gap
32. First side terminal head 33, second side terminal head
101. Arc transition section 102, arc joining area
103. A contact 200, and a substrate.
Detailed Description
Please refer to fig. 1 to 5, which show the specific structure of the embodiment of the present invention; it is mainly applied to the card connector, and the following description will be made with reference to its application to the card connector; the card connector comprises a substrate 200 and a terminal structure arranged on one side of the substrate 200, wherein the terminal structure comprises a plurality of terminals 10, and the terminals 10 are sequentially arranged at a transverse interval.
First, it should be noted that in the following description, some terms such as "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation or be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Specifically, the terminal 10 includes a body portion 20 and a terminal head portion 30 connected to the body portion 20; the extending directions of the main body part 20 and the terminal head part 30 are the same, so that the terminal 10 is in a strip-shaped structure as a whole; the terminal head 30 has a first gap 31, the first gap 31 is formed by piercing, the terminal head 30 is bent to form a contact portion 103 for contacting and connecting with an external device; the first gap 31 extends along the extending direction of the terminal head 30 and extends to the outside of the terminal head 30; the first gap 31 penetrates through both sides of the terminal head 30 (in the present embodiment, through both upper and lower sides of the terminal head 30) in a direction perpendicular to the extending direction of the terminal head 30; the main body part 20 is provided with a second gap 21, and the second gap 21 is formed by blanking; the second gap 21 extends along the extending direction of the main body 20 and is communicated with the first gap 31; the second gap 21 penetrates both sides of the main body 20 (in the present embodiment, the upper and lower sides of the main body 20) in a direction perpendicular to the extending direction of the main body 20; the interval between both side walls of the second gap 21 is larger than the interval between both side walls of the first gap 31.
Wherein the first gap 31 divides the terminal head 30 into a first side terminal head 32 and a second side terminal head 33, the second gap 21 divides the body 20 into a first side body 22 and a second side body 23, and the first side terminal head 32 and the second side terminal head 33 are respectively connected to the first side body 22 and the second side body 23; the outer side wall of the first side main body part 22 is inclined towards the first side terminal head part 32, an arc-shaped transition section 101 is arranged at the joint of the outer side wall of the first side main body part 22 and the outer side wall of the first side terminal head part 32, and the arc-shaped transition section 101 extends from the tail end of the outer side wall of the first side main body part 22 towards the head end of the first side terminal head part 32. Therefore, the terminal 10 can be in a two-lobe structure by arranging the first gap 31 and the second gap 21, and the elastic contact performance of the terminal 10 is improved.
The second gap 21 comprises a first section area 211 and a second section area 212 which are communicated, the second section area 212 is positioned between the first section area 211 and the first gap 31, the cross section of the first section area 211 is rectangular, the cross section of the second section area 212 is trapezoidal, the shape of the trapezoid gradually narrows towards the first gap 31, and the distance between the two side walls of the first section area 211 is larger than the maximum distance between the two side walls of the second section area 212; a transition region 213 is arranged at the joint of the first section region 211 and the second section region 212, and the cross section of the transition region 213 is in a trapezoidal shape gradually narrowing from the first section region 211 to the second section region 212; in this embodiment, the connection between the second segment region 212 and the first gap 31 is provided with an arc-shaped engagement region 102; and, the cross section of the first gap 31 is rectangular, and the minimum distance between the two side walls of the second section area 212 is larger than the distance between the two side walls of the first gap 31.
The manufacturing process is as follows:
firstly, forming a terminal structure; secondly, forming a second gap 21 by blanking through a punch; then, a first gap 31 is formed by puncturing through a puncturing mould in a puncturing and forming mode, and the distance between the first gap 31 is smaller than that of the second gap 21; finally, bending the terminal head 30 with the first gap 31 and the second gap 21 to form a contact part 103; in this way, the first gap 31 and the second gap 21 of the terminal structure can be arranged; the terminal head 30 after blanking and forming is not required to be pressed and closed in a traditional dotting mode; therefore, when the terminal is produced, the first gap 31 of the terminal head 30 is formed in a piercing mode, the middle gap of the terminal head 30 can be smaller, the phenomenon that the contact connection of the terminal head 30 is affected due to the fact that the gap is too large is avoided, the effective width of the terminal head 30 can be guaranteed, the better service life is obtained, the size of the middle gap is easy to control, and the phenomenon that the middle gap is difficult to control and different in size can not occur.
To sum up, the utility model discloses a design focus lies in, and it mainly sets up first clearance in terminal head to combine the setting of second clearance, can make its wholeness can be better, improved elastic stress, can guarantee the stability of contact connection, prolonged life, and improved the product quality, make the better stability of working property.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. A terminal structure of a card connector, characterized in that: the terminal comprises a main body part and a terminal head part connected with the main body part;
the terminal head has a first gap; the first gap extends along the extending direction of the terminal head and extends to the outside of the terminal head; the first gap penetrates through two sides of the terminal head part in a direction perpendicular to the extending direction of the terminal head part; the first gap is formed by puncturing; the terminal head is bent to form a contact part;
the main body part is provided with a second gap; the second gap extends along the extending direction of the main body part and is communicated with the first gap; the second gap penetrates through two sides of the main body part in the direction perpendicular to the extending direction of the main body part;
the distance between the two side walls of the second gap is larger than the distance between the two side walls of the first gap.
2. The terminal structure of the card connector according to claim 1, wherein: the first gap divides the terminal head into a first side terminal head and a second side terminal head, the second gap divides the main body into a first side main body and a second side main body, and the first side terminal head and the second side terminal head are respectively connected with the first side main body and the second side main body.
3. The terminal structure of the card connector according to claim 2, wherein: the lateral wall of first side main part sets up towards first side terminal head slope, the junction of the lateral wall of first side main part and the lateral wall of first side terminal head is provided with the arc changeover portion, the arc changeover portion extends towards the head end of first side terminal head from the tail end of the lateral wall of first side main part.
4. The terminal structure of the card connector according to claim 1, wherein: the extending directions of the main body part and the terminal head part are the same.
5. The terminal structure of the card connector according to claim 1, wherein: the second gap is formed by blanking.
6. The terminal structure of the card connector according to claim 1, wherein: the second gap comprises a first section area and a second section area which are communicated, the second section area is positioned between the first section area and the first gap, the cross section of the first section area is rectangular, the cross section of the second section area is trapezoidal, the shape of the second section area gradually narrows towards the first gap, and the distance between the two side walls of the first section area is larger than the maximum distance between the two side walls of the second section area.
7. The terminal structure of the card connector according to claim 6, wherein: the junction of the first section area and the second section area is provided with a transition area, and the cross section of the transition area is in a trapezoidal shape gradually narrowing from the first section area to the second section area.
8. The terminal structure of the card connector according to claim 6, wherein: and an arc-shaped joint area is arranged at the joint of the second section area and the first gap.
9. The terminal structure of the card connector according to claim 6, wherein: the cross section of the first gap is rectangular, and the minimum distance between the two side walls of the second section area is larger than the distance between the two side walls of the first gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921628446.3U CN210468223U (en) | 2019-09-27 | 2019-09-27 | Terminal structure of card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921628446.3U CN210468223U (en) | 2019-09-27 | 2019-09-27 | Terminal structure of card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210468223U true CN210468223U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921628446.3U Active CN210468223U (en) | 2019-09-27 | 2019-09-27 | Terminal structure of card connector |
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|---|---|
| CN (1) | CN210468223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243391A (en) * | 2020-09-08 | 2022-03-25 | 台达电子工业股份有限公司 | Power supply device and conductive elastic sheet thereof |
-
2019
- 2019-09-27 CN CN201921628446.3U patent/CN210468223U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243391A (en) * | 2020-09-08 | 2022-03-25 | 台达电子工业股份有限公司 | Power supply device and conductive elastic sheet thereof |
| US11588260B2 (en) * | 2020-09-08 | 2023-02-21 | Delta Electronics, Inc. | Power supply device and conductive spring contact thereof |
| CN114243391B (en) * | 2020-09-08 | 2024-04-02 | 台达电子工业股份有限公司 | Power supply device and conductive spring piece thereof |
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