CN220232472U - Paste welding type memory card - Google Patents
Paste welding type memory card Download PDFInfo
- Publication number
- CN220232472U CN220232472U CN202321928159.0U CN202321928159U CN220232472U CN 220232472 U CN220232472 U CN 220232472U CN 202321928159 U CN202321928159 U CN 202321928159U CN 220232472 U CN220232472 U CN 220232472U
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- China
- Prior art keywords
- memory card
- golden fingers
- circuit board
- welding
- golden
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- 238000005493 welding type Methods 0.000 title abstract description 5
- 238000003466 welding Methods 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005476 soldering Methods 0.000 description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses a paste welding type memory card, which comprises a body; the body is provided with a plurality of golden fingers used for being welded and conducted with the circuit board, the golden fingers are arranged on the body at intervals, and the golden fingers are DAT0Pin, DAT1Pin, DAT2Pin, DAT3Pin, CMD Pin, VDD Pin, CLK Pin and VSS Pin respectively. Through be provided with a plurality of golden fingers that are used for with the welding of circuit board switch on the body, a plurality of golden fingers interval are arranged on the body, and during the use, every golden finger and the corresponding welding spot on the circuit board are welded and are switched on with corresponding circuit, need not to set up the card connector on the circuit board, reduce the manufacturing cost of product to, can not lead to the poor contact because of the wearing and tearing of golden finger, effectively prolong the life of memory card, moreover, can also adapt to the miniaturized development trend of memory card more, the cost is lower, is convenient for obtain the application on more small-size digital products.
Description
Technical Field
The utility model relates to the technical field of memory cards, in particular to a paste welding type memory card.
Background
The Micro SD memory card is a new generation memory device based on a semiconductor flash memory, and is widely used on portable devices such as digital cameras, tablet computers, multimedia players, etc., due to its excellent characteristics of small size, high data transmission speed, hot-pluggable, etc.
The existing Micro SD memory cards are plug-in type Micro SD memory cards, and when the Micro SD memory cards are used, the Micro SD memory cards are required to be inserted into a card connector fixedly connected with a circuit board. The arrangement of the card connector can improve the production cost of the product, and the terminals of the Micro SD memory card can be worn through repeated plugging and unplugging, so that poor contact can be caused for long-term use. In addition, the size of the Micro SD memory card is relatively large, and the Micro SD memory card is difficult to meet the miniaturization requirement of digital products such as wearable intelligent watches. Therefore, there is a need for improvements over existing Micro SD memory cards.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its main objective is to provide a solder-attached memory card, which can effectively solve the problems that the conventional Micro SD memory card needs to be connected with a card connector in a matching manner, so that the production cost of the product is increased, and the terminals thereof are worn due to repeated plugging and unplugging, so that poor contact of the terminals occurs during long-term use, and the package size of the memory card is smaller.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a paste welding type memory card comprises a body; the body is provided with a plurality of golden fingers used for being welded and conducted with the circuit board, the golden fingers are arranged on the body at intervals, and the golden fingers are DAT0Pin, DAT1Pin, DAT2Pin, DAT3Pin, CMD Pin, VDD Pin, CLK Pin and VSS Pin respectively.
As a preferable scheme, the plurality of golden fingers are two groups which are arranged at intervals, and each group of golden fingers is four groups which are arranged side by side at intervals.
As a preferable scheme, the two groups of golden fingers are respectively arranged at the left side and the right side of the body.
As a preferable scheme, one golden finger is provided with a recognition part, and the recognition part is used for being recognized by welding equipment, so that when the equipment is welded, the golden finger is prevented from being welded and conducted with a circuit of a circuit board which is not corresponding to the golden finger, and the product cannot be used.
Preferably, the identification portion is arc-shaped.
As a preferred scheme, still be provided with a plurality of first soldering points that help that the interval was arranged on the middle part position of body for the welding of body and circuit board is more firm reliable, and when effectively preventing that the body from welding on the circuit board, the middle part of body can arch.
As a preferable scheme, the first auxiliary welding spots are two groups which are arranged at intervals, and each group of first auxiliary welding spots are three groups which are arranged side by side at intervals.
As a preferable scheme, the first welding assisting point is round, the solder ball is round according to the tension of the solder, and the surface space of the body can be saved due to the round design.
As a preferred scheme, the front side and the rear side of the body are provided with second welding-assisting points, so that the welding of the body and the circuit board is firmer and more reliable, and the front side and the rear side of the body can be effectively prevented from being tilted after the body is welded on the circuit board.
As a preferable scheme, the length and width specifications of the body are 14mm by 10mm or 10mm by 8mm.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:
through be provided with a plurality of golden fingers that are used for with the welding of circuit board switch on the body, a plurality of golden fingers interval are arranged on the body, and during the use, every golden finger and the corresponding welding spot on the circuit board are welded and are switched on with corresponding circuit, need not to set up the card connector on the circuit board, reduce the manufacturing cost of product to, can not lead to the poor contact because of the wearing and tearing of golden finger, effectively prolong the life of memory card, moreover, can also adapt to the miniaturized development trend of memory card more, the cost is lower, is convenient for obtain the application on more small-size digital products.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the following detailed description of the utility model is made with reference to the accompanying drawings and to the specific embodiments:
drawings
FIG. 1 is a schematic perspective view of a first preferred embodiment of the present utility model;
FIG. 2 is a schematic perspective view of a second preferred embodiment of the present utility model;
fig. 3 is a top view of a first preferred embodiment and a second preferred embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. body 11, golden finger
111. Identification portion 12, first auxiliary welding point
13. And a second auxiliary welding point.
Detailed Description
Referring to FIG. 1, a first preferred embodiment of the present utility model is shown, which comprises a body 10.
The body 10 is provided with a plurality of golden fingers 11 for welding and conducting with a circuit board, the golden fingers 11 are arranged on the body at intervals, and the golden fingers 11 are DAT0Pin, DAT1Pin, DAT2Pin, DAT3Pin, CMD Pin, VDD Pin, CLK Pin and VSS Pin respectively; in this embodiment, the plurality of gold fingers 11 are two groups arranged at intervals, each group of gold fingers 11 is four groups arranged side by side at intervals, and the two groups of gold fingers 11 are respectively arranged at the left side and the right side of the body 10; in addition, one of the golden fingers 11 is provided with an identification part 111, the identification part 111 is used for being identified by welding equipment, and when the equipment is welded, the golden finger 11 is prevented from being welded and conducted with a circuit of a circuit board which is not corresponding to the golden finger, so that a product cannot be used; the recognition portion 111 is arc-shaped; and the middle part of the body 10 is also provided with a plurality of first auxiliary welding spots 12 which are distributed at intervals, so that the welding between the body 10 and the circuit board is firmer and more reliable, and the middle part of the body 10 can be prevented from arching when the body 10 is welded on the circuit board; specifically, the first auxiliary welding spots 12 are two groups arranged at intervals, and each group of first auxiliary welding spots 12 is three groups arranged side by side at intervals; the first auxiliary welding point 12 is circular, and according to the tension of the soldering tin, the soldering tin ball is circular, and the circular design can save the surface space of the body 10; the length and width of the body 10 are 14mm by 10mm or 10mm by 8mm, the size of the body 10 can be adjusted according to the size of the electronic product, but the utility model is not limited thereto, and the specification of the golden finger 11 is universal no matter how the size of the body 10 is adjusted, and the golden finger 11 does not need to be adjusted according to the size adjustment of the body 10, which is very beneficial to factory production stock preparation, cost reduction and synergy.
The method of use of this embodiment is described in detail as follows:
first, the body 10 is fed into a soldering apparatus, the recognition module of the soldering apparatus recognizes the recognition part 12, determines the soldering position and the soldering direction, and then, the plurality of gold fingers 11 of the body 10 are soldered to the corresponding soldering points of the circuit board and are connected to the corresponding lines in a conductive manner.
Referring to fig. 2, a specific structure of a second preferred embodiment of the present utility model is shown, which is substantially the same as that of the first preferred embodiment, and the difference between the specific structure and the first preferred embodiment is that the front and the rear sides of the main body 10 are provided with second soldering points 13, so that the soldering between the main body 10 and the circuit board is more firm and reliable, and the front and the rear sides of the main body 10 can be effectively prevented from tilting after the main body 10 is soldered on the circuit board.
The second preferred embodiment is used in the same manner as the first preferred embodiment, and will not be described in detail here.
The golden finger 11 of the first preferred embodiment and the second preferred embodiment are universal in specification, following the same design criteria, which means that on some product PCBs, both embodiments can be implemented to be compatible for use to meet different customer capacity requirements for the product.
The design focus of the utility model is that: through be provided with a plurality of golden fingers that are used for with the welding of circuit board switch on the body, a plurality of golden fingers interval are arranged on the body, and during the use, every golden finger and the corresponding welding spot on the circuit board are welded and are switched on with corresponding circuit, need not to set up the card connector on the circuit board, reduce the manufacturing cost of product to, can not lead to the poor contact because of the wearing and tearing of golden finger, effectively prolong the life of memory card, moreover, can also adapt to the miniaturized development trend of memory card more, the cost is lower, is convenient for obtain the application on more small-size digital products.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (10)
1. A paste welded memory card, characterized in that: comprises a body; the body is provided with a plurality of golden fingers used for being welded and conducted with the circuit board, the golden fingers are arranged on the body at intervals, and the golden fingers are DAT0Pin, DAT1Pin, DAT2Pin, DAT3Pin, CMD Pin, VDD Pin, CLK Pin and VSS Pin respectively.
2. The stick-on memory card of claim 1, wherein: the plurality of golden fingers are two groups which are arranged at intervals, and each group of golden fingers is four groups which are arranged side by side at intervals.
3. The stick-on memory card of claim 2, wherein: the two groups of golden fingers are respectively arranged at the left side and the right side of the body.
4. The stick-on memory card of claim 2, wherein: one of the golden fingers is provided with an identification part.
5. The stick-on memory card of claim 4, wherein: the identification part is arc-shaped.
6. The stick-on memory card of claim 1, wherein: the middle part of body is put and still is provided with a plurality of first welding points that help that the interval was arranged.
7. The stick-on memory card of claim 6, wherein: the first welding assisting points are two groups which are arranged at intervals, and each group of the first welding assisting points are three groups which are arranged side by side at intervals.
8. The stick-on memory card of claim 6, wherein: the first welding assisting point is round.
9. The stick-on memory card of claim 1, wherein: the front side and the rear side of the body are both provided with second welding-assisting points.
10. The stick-on memory card of claim 1, wherein: the length and width specifications of the body are 14mm x 10mm or 10mm x 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321928159.0U CN220232472U (en) | 2023-07-20 | 2023-07-20 | Paste welding type memory card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321928159.0U CN220232472U (en) | 2023-07-20 | 2023-07-20 | Paste welding type memory card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220232472U true CN220232472U (en) | 2023-12-22 |
Family
ID=89188912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321928159.0U Active CN220232472U (en) | 2023-07-20 | 2023-07-20 | Paste welding type memory card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220232472U (en) |
-
2023
- 2023-07-20 CN CN202321928159.0U patent/CN220232472U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |