CN212135484U - Internal packaging structure of button USB flash disk - Google Patents
Internal packaging structure of button USB flash disk Download PDFInfo
- Publication number
- CN212135484U CN212135484U CN202021326642.8U CN202021326642U CN212135484U CN 212135484 U CN212135484 U CN 212135484U CN 202021326642 U CN202021326642 U CN 202021326642U CN 212135484 U CN212135484 U CN 212135484U
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- fixing plate
- working substrate
- auxiliary fixing
- mounting groove
- packaging structure
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Abstract
The utility model discloses an internal packaging structure of a button USB flash disk, which relates to the technical field of USB flash disks and comprises a USB plug and a working substrate which are connected with each other, wherein the top surface of the working substrate is provided with a chip element group, the bottom surface of the working substrate is provided with a button element group, and the left end of the top surface of the working substrate is fixed with an auxiliary fixing plate; the end part of the USB plug is fixed on the auxiliary fixing plate and the working substrate. The utility model has the advantages of stable structure, material saving and convenient maintenance.
Description
Technical Field
The utility model relates to a USB flash disk technical field, concretely relates to inside packaging structure of button USB flash disk.
Background
The U disk is a short name of a USB (universal serial bus) disk, integrates a magnetic disk storage technology, a flash memory technology and a universal serial bus technology, is plug and play without a physical driver, and is a type of key U disk as the types of the U disks are more and more along with the progress of science and technology. The button USB flash disk is different from a common USB flash disk in that a control chip and buttons are additionally arranged, so that the buttons are formed on the shell of the USB flash disk, simple man-machine interaction is carried out by pressing the buttons by an operator, the functions are various, the flash memory of the USB flash disk can be controlled, and the USB flash disk can be encrypted and decrypted. The inside of current button USB flash disk adopts two base plate structures, can let the USB plug fixed stable, and one of them base plate realizes the button function, and another base plate realizes the flash memory function, has certain space between two base plates, and all components of fixing on two base plates all lie in this space, and the USB plug is fixed at the tip of two base plates, guarantees the stable fixed of USB plug through two base plate tip that have the certain distance, nevertheless has following defect: when the elements on the substrate are replaced or maintained, the USB plug and the two substrates need to be stripped for operation; the two substrates are adopted to realize functions, the cost performance is low, and meanwhile, an additional circuit is needed to connect the two substrates.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides an inside packaging structure of button USB flash disk guarantees that the USB connects stably fixed, saves the base plate material and convenient the maintenance.
An internal packaging structure of a button USB flash disk comprises a USB plug and a working substrate which are connected with each other, wherein a chip element group is arranged on the top surface of the working substrate, a button element group is arranged on the bottom surface of the working substrate, and an auxiliary fixing plate is fixed at the left end of the top surface of the working substrate; the end part of the USB plug is fixed on the auxiliary fixing plate and the working substrate.
Specifically, the auxiliary fixing plate is including seting up the first mounting groove of auxiliary fixing plate left surface, first mounting groove is worn out auxiliary fixing plate top surface with the auxiliary fixing plate bottom surface, USB plug tip card is gone into inside and through welded fastening an organic whole of first mounting groove. Increase the area of contact between whole auxiliary fixed plate and the USB plug through seting up first mounting groove, improve the connection reliability, increased the welding point position simultaneously to improve the welding strength between the two.
Specifically, supplementary fixed plate top surface and left surface intersection have seted up first weld groove and second weld groove, first weld groove is worn out the front side inner wall and the switch-on of first mounting groove, the second welds the groove and wears out the rear side inner wall and the switch-on of first mounting groove, first weld inslot portion with the second welds the inslot portion and all is provided with the connection the solder of USB plug. The welding point position is determined by arranging the first welding groove and the second welding groove, so that the welding operation is convenient, and the welding efficiency is improved.
Specifically, a plurality of third welding grooves are formed in the intersection of the center of the right side face of the auxiliary fixing plate and the top face, and welding materials for connecting the USB plug and the working substrate are arranged in the third welding grooves. It should be noted that, the third welding groove on the auxiliary fixing plate is used to assist the electrical connection between the USB plug and the working substrate, which not only improves the structural compactness, but also facilitates the welding process.
Specifically, the front side and the rear side of the right side face of the auxiliary fixing plate are provided with welding fluxes connected with the working substrate. The auxiliary fixing plate is fixed by the right side surface thereof.
Specifically, a bump is uniformly arranged on the front side and the rear side of the right side face of the auxiliary fixing plate, and a solder connected with the working substrate is arranged between the bump and the right side face of the fixing plate. Through setting up the lug of integration, form structural the buckling, directly carry out spot welding in the department of buckling during the welding, need not calculate the welding point position to let welding operation rapider, effectively improve welding efficiency.
Specifically, the left side face of the working substrate is coplanar with the left side face of the auxiliary fixing plate, the left side face of the working substrate is provided with a second mounting groove communicated with the first mounting groove, and the end part of the USB plug is clamped in the first mounting groove and the second mounting groove together. The work base plate left surface with supplementary fixed plate left surface coplane can let supplementary fixed plate align the work base plate faster and install on the work base plate, and the second mounting groove of putting through first mounting groove simultaneously can further improve the fixed reliability of USB plug.
Specifically, the bottom surface of the working substrate is coplanar with the bottom surface of the USB plug. Various keys are arranged on the bottom surface of the working substrate, when the bottom surface of the USB plug and the bottom surface of the working substrate are coplanar, the shell of the key USB flash disk can be mounted more compactly, and one side with the keys is more attractive.
Specifically, the auxiliary fixing plate is the same as the working substrate in thickness. The auxiliary fixing plate is convenient to process and manufacture, and the fixing reliability of the USB plug is improved.
Specifically, the front side face and the rear side face of the working substrate are both provided with limiting grooves. The working substrate is matched and positioned with the shell through the limiting groove, so that the structural stability of the whole working substrate is improved.
The beneficial effects of the utility model are embodied in:
1. in the utility model, a single substrate structure is adopted, all power modules of the key element group and the chip element group are integrated on one working substrate, when the elements on the working substrate need to be replaced or maintained, the whole key U disk shell only needs to be disassembled, the operation can be directly carried out, the USB plug does not need to be disassembled, the space utilization rate is improved, an additional circuit is avoided, and the cost performance is improved; utilize auxiliary fixing plate to guarantee the stable fixed of USB plug, auxiliary fixing plate only sets up on work substrate top surface left end, can assist fixedly, can not influence the working property of various components on the work substrate again, simultaneously with establish auxiliary fixing plate after, additionally increased a large amount of easy to operate's welding point positions, so, both improved welding efficiency, still let the USB plug weld more firmly to improve the welding effect.
2. The utility model discloses in, increase the area of contact between whole auxiliary fixed plate and the USB plug through seting up first mounting groove, improve and connect the reliability, increased the welding position simultaneously to improve the welding strength between the two.
3. The utility model discloses in, confirm the welding point location through seting up first weld groove and second weld groove, make things convenient for welding operation to improve welding efficiency.
4. The utility model discloses in, through setting up the lug of integration, form structural the buckling, directly during the welding carry out spot welding in the department of buckling, need not calculate the welding point position to let welding operation rapider, effectively improve welding efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a top view of the structure of the present invention;
fig. 2 is a bottom view of the structure of the present invention;
FIG. 3 is a side view of the structure of the present invention;
fig. 4 is a top view of the structure of the USB plug of the present invention after being engaged with the auxiliary fixing plate;
fig. 5 is a bottom view of the USB plug of the present invention mated with the auxiliary fixing plate;
fig. 6 is a side view of the structure of the USB plug of the present invention after being engaged with the auxiliary fixing plate.
In the drawing, 1-USB plug, 2-working substrate, 21-second mounting groove, 22-limiting groove, 3-chip element group, 4-key element group, 5-auxiliary fixing plate, 51-first mounting groove, 52-first welding groove, 53-second welding groove, 54-third welding groove and 55-lug.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1 to 6, an internal packaging structure of a key USB disk includes a USB plug 1 and a working substrate 2 connected to each other, a chip component group 3 is disposed on a top surface of the working substrate 2, a key component group 4 is disposed on a bottom surface of the working substrate 2, and an auxiliary fixing plate 5 is fixed to a left end of the top surface of the working substrate 2; wherein, the end of the USB plug 1 is fixed on the auxiliary fixing plate 5 and the working substrate 2.
In the embodiment, a single-substrate structure is adopted, all power modules of the key element group 4 and the chip element group 3 are integrated on one working substrate 2, when elements on the working substrate 2 need to be replaced or maintained, the whole key U disk shell can be directly operated only by disassembling the whole key U disk shell, the USB plug 1 does not need to be disassembled, the space utilization rate is improved, an additional circuit is avoided, and the cost performance is improved; utilize auxiliary fixed plate 5 to guarantee that USB plug 1's is stable fixed, auxiliary fixed plate 5 only sets up on work substrate 2 top surface left end, can assist fixedly, can not influence the working property of various components on work substrate 2 again, simultaneously after establishing auxiliary fixed plate 5 with, additionally increased a large amount of easy-to-operate's welding point positions, so, both improved welding efficiency, still let USB plug 1 weld more firmly to improve the welding effect.
Specifically, the auxiliary fixing plate 5 includes a first mounting groove 51 formed on the left side surface of the auxiliary fixing plate 5, the first mounting groove 51 penetrates through the top surface of the auxiliary fixing plate 5 and the bottom surface of the auxiliary fixing plate 5, and the end of the USB plug 1 is inserted into the first mounting groove 51 and fixed integrally by welding.
In the present embodiment, the first mounting groove 51 is formed to increase the contact area between the entire auxiliary fixing plate 5 and the USB plug 1, thereby improving the connection reliability, and the number of welding points is increased, thereby improving the welding strength therebetween.
Specifically, the intersection of the top surface and the left side surface of the auxiliary fixing plate 5 is provided with a first welding groove 52 and a second welding groove 53, the first welding groove 52 penetrates out of the front inner wall of the first mounting groove 51 and is connected with the first mounting groove 51, the second welding groove 53 penetrates out of the rear inner wall of the first mounting groove 51 and is connected with the first mounting groove 51, and the first welding groove 52 and the second welding groove 53 are both internally provided with welding materials for connecting the USB plug 1.
In the present embodiment, the welding operation is facilitated by defining the welding point position by opening the first weld groove 52 and the second weld groove 53, thereby improving the welding efficiency.
Specifically, a plurality of third soldering grooves 54 are formed at the intersection of the center of the right side surface and the top surface of the auxiliary fixing plate 5, and solder for connecting the USB plug 1 and the working substrate 2 is arranged in the third soldering grooves 54.
In the present embodiment, the third solder groove 54 of the auxiliary fixing plate 5 is used to assist the electrical connection between the USB plug 1 and the working substrate 2, so that the structure can be more compact and the soldering process can be facilitated.
Specifically, the solder for connecting the work substrate 2 is provided on both the front and rear sides of the right side surface of the auxiliary fixing plate 5.
In the present embodiment, the auxiliary fixing plate 5 is fixed by the right side surface thereof.
Specifically, a bump 55 is integrally formed on the front and rear sides of the right side surface of the auxiliary fixing plate 5, and a solder for connecting the work substrate 2 is provided between the bump 55 and the right side surface of the fixing plate.
In the embodiment, the integrated bump 55 is arranged to form a structural bend, spot welding is directly performed at the bend during welding, and the position of the weld point does not need to be calculated, so that the welding operation is quicker, and the welding efficiency is effectively improved.
Specifically, the left side of the working substrate 2 is coplanar with the left side of the auxiliary fixing plate 5, the second mounting groove 21 communicated with the first mounting groove 51 is formed in the left side of the working substrate 2, and the end of the USB plug 1 is clamped in the first mounting groove 51 and the second mounting groove 21 together.
In the present embodiment, the left side surface of the working substrate 2 is coplanar with the left side surface of the auxiliary fixing plate 5, so that the auxiliary fixing plate 5 can be more quickly aligned with the working substrate 2 and mounted on the working substrate 2, and the second mounting groove 21 connected to the first mounting groove 51 can further improve the fixing reliability of the USB plug 1.
Specifically, the bottom surface of the work substrate 2 is coplanar with the bottom surface of the USB plug 1.
In the embodiment, various keys are arranged on the bottom surface of the working substrate 2, and when the bottom surface of the USB plug 1 is coplanar with the bottom surface of the working substrate 2, the shell of the key USB flash disk can be mounted more compactly, so that the side with the keys is more attractive.
Specifically, the auxiliary fixing plate 5 has the same thickness as the working substrate 2.
In the present embodiment, the auxiliary fixing plate 5 can be easily manufactured, and the fixing reliability of the USB plug 1 can be improved.
Specifically, the front and rear side surfaces of the working substrate 2 are both provided with limiting grooves 22.
In the present embodiment, the working substrate 2 is positioned by engaging with the housing through the stopper groove 22, thereby improving the structural stability of the entire working substrate 2.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. An internal packaging structure of a button USB flash disk is characterized by comprising a USB plug and a working substrate which are mutually connected, wherein a chip element group is arranged on the top surface of the working substrate, a button element group is arranged on the bottom surface of the working substrate, and an auxiliary fixing plate is fixed at the left end of the top surface of the working substrate; the end part of the USB plug is fixed on the auxiliary fixing plate and the working substrate.
2. The internal packaging structure of a button USB flash disk according to claim 1, wherein the auxiliary fixing plate includes a first mounting groove formed on a left side surface of the auxiliary fixing plate, the first mounting groove penetrates through a top surface of the auxiliary fixing plate and a bottom surface of the auxiliary fixing plate, and the USB plug end is inserted into the first mounting groove and fixed integrally by welding.
3. The internal packaging structure of a button USB flash disk according to claim 2, wherein a first soldering groove and a second soldering groove are formed at the junction of the top surface of the auxiliary fixing plate and the left side surface, the first soldering groove penetrates out of the inner wall of the front side of the first mounting groove and is communicated with the first mounting groove, the second soldering groove penetrates out of the inner wall of the rear side of the first mounting groove and is communicated with the first mounting groove, and solders connected with the USB plug are arranged inside the first soldering groove and inside the second soldering groove.
4. The internal packaging structure of the button USB flash disk according to claim 2, wherein a plurality of third solder grooves are formed at the intersection of the center of the right side surface and the top surface of the auxiliary fixing plate, and solder for connecting the USB plug and the working substrate is arranged in the third solder grooves.
5. The internal packaging structure of a button USB flash disk according to claim 2, wherein solder connecting the working substrate is disposed on both the front and back sides of the right side of the auxiliary fixing plate.
6. The inner packaging structure of claim 5, wherein a bump is integrally formed on the front and back sides of the right side of the auxiliary fixing plate, and a solder for connecting the working substrate is disposed between the bump and the right side of the fixing plate.
7. The internal packaging structure of a key USB flash disk according to any one of claims 2 to 6, wherein the left side of the working substrate is coplanar with the left side of the auxiliary fixing plate, the left side of the working substrate is opened with a second mounting groove communicating with the first mounting groove, and the USB plug ends are jointly clamped inside the first mounting groove and the second mounting groove.
8. The internal packaging structure of a button USB flash disk according to claim 7, wherein the bottom surface of the working substrate is coplanar with the bottom surface of the USB plug.
9. The inner packaging structure of the U disk with keys as claimed in any one of claims 1 to 6, wherein the auxiliary fixing plate and the working substrate have the same thickness.
10. The internal packaging structure of the U disk with the keys as claimed in any one of claims 1 to 6, wherein the front and rear side surfaces of the working substrate are both provided with limiting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021326642.8U CN212135484U (en) | 2020-07-08 | 2020-07-08 | Internal packaging structure of button USB flash disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021326642.8U CN212135484U (en) | 2020-07-08 | 2020-07-08 | Internal packaging structure of button USB flash disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212135484U true CN212135484U (en) | 2020-12-11 |
Family
ID=73685243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021326642.8U Expired - Fee Related CN212135484U (en) | 2020-07-08 | 2020-07-08 | Internal packaging structure of button USB flash disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212135484U (en) |
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2020
- 2020-07-08 CN CN202021326642.8U patent/CN212135484U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201211 Termination date: 20210708 |