CN217217309U - Shell structure of capacitive touch screen - Google Patents
Shell structure of capacitive touch screen Download PDFInfo
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- CN217217309U CN217217309U CN202220968860.4U CN202220968860U CN217217309U CN 217217309 U CN217217309 U CN 217217309U CN 202220968860 U CN202220968860 U CN 202220968860U CN 217217309 U CN217217309 U CN 217217309U
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- touch screen
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- circuit board
- capacitive touch
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Abstract
The utility model relates to a touch-sensitive screen structure field specifically discloses a capacitive touch screen's shell structure, and it includes the casing and installs the mounting panel in casing one side, is equipped with the touch-sensitive screen installing port on the mounting panel, and the edge of touch-sensitive screen installing port is equipped with the seal ring board, is equipped with the buckle on the seal ring board, is equipped with the bayonet socket that corresponds with the buckle on the inner wall of touch-sensitive screen installing port, and the buckle is impressed in the bayonet socket, and the inboard installation touch-sensitive screen unit of seal ring board; the casing is including the last casing and the lower casing of splicing each other, and one side of casing is equipped with the bottom plate with last casing, lower shell coupling, is equipped with a plurality of first support columns and second support column on the bottom plate. The stability and the leakproofness of touch-sensitive screen unit installation have been guaranteed to the seal ring board, and the mode setting that the seal ring board passes through the buckle block is on the mounting panel, easy dismounting.
Description
Technical Field
The utility model relates to a touch-sensitive screen structure field specifically discloses a capacitive touch screen's shell structure.
Background
The TP touch screen is composed of a panel, a contact sensor, a flexible circuit board, a touch chip and other auxiliary materials. The touch screen is divided into resistive touch and capacitive touch, and the capacitive touch screen is applied to mobile phones and flat panels mostly, can realize multi-point touch, is sensitive to operation, and has the characteristics of difficulty in mistaken touch and high durability.
For example, chinese patent publication No. CN202815770U discloses a touch screen protective structure, which includes a pressing plate portion pressing against an edge of a touch screen, and an installation portion connected to the pressing plate portion and installed on an equipment housing from outside of the touch screen. Meanwhile, the equipment with the touch screen comprises a shell, the touch screen arranged on the shell, and a touch screen protective structural member arranged on the shell.
If also, chinese patent with publication number CN211787053U discloses a waterproof capacitive touch screen device, which comprises a housing, a cover plate, a screw rod, the installation holds the chamber, a notch, touch-sensitive screen and first seal ring, the inside of casing is equipped with the installation and holds the chamber, and the inside in installation appearance chamber is equipped with the touch-sensitive screen, and the notch that is convenient for the touch-sensitive screen to use is seted up on the top of casing, screw rod fixedly connected with apron is passed through to the bottom of casing, and it has first seal ring to glue on the terminal surface that apron and casing are connected, the inside in installation appearance chamber is equipped with the fixed framework that sets up with casing integrated into one piece, the inboard of fixed framework is equipped with the spacing framework rather than parallel, the touch-sensitive screen is located the inboard of spacing framework.
Through the understanding to the correlation technique, the touch-sensitive screen unit of current capacitive touch screen structure is generally the surface of direct mount at the casing, has the problem that the installation leakproofness is not good, and moreover, the circuit board in the casing is generally fixed on the inner wall of casing cavity through the bolt laminating, and the cushioning nature and the thermal diffusivity of circuit board are not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and providing a shell structure of a capacitive touch screen.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a shell structure of a capacitive touch screen comprises a shell and a mounting plate arranged on one side of the shell, wherein a touch screen mounting opening is formed in the mounting plate, a sealing ring plate is arranged at the edge of the touch screen mounting opening, a buckle is arranged on the sealing ring plate, a bayonet corresponding to the buckle is arranged on the inner wall of the touch screen mounting opening, the buckle is pressed into the bayonet, and a touch screen unit is arranged on the inner side of the sealing ring plate;
the casing is including the last casing and the casing down of splicing each other, and one side of casing is equipped with the bottom plate with last casing, lower body coupling, is equipped with a plurality of first support columns and second support column on the bottom plate.
Further, a circuit board is mounted in the housing, the end of the first support column is supported on the back side of the circuit board, and the end of the second support column is supported on the back side of the seal ring plate.
Furthermore, the inside of going up the casing is equipped with first link plate, and the back of circuit board is equipped with the installation piece, and first link plate passes through bolt and installation piece fixed connection, is equipped with the USB interface on the first link plate.
Furthermore, the inside of lower casing is equipped with the second link plate rather than being connected, is equipped with the signal line interface on the second link plate.
Furthermore, the surface of the upper shell or the lower shell is provided with heat dissipation holes.
Furthermore, the back of the bottom plate is provided with an auxiliary shell, the bottom of an inner cavity of the auxiliary shell is provided with a third support column, a voltage stabilizing circuit board is installed in the auxiliary shell, the back of the voltage stabilizing circuit board is supported by the third support column, and the voltage stabilizing circuit board is connected with a voltage stabilizer.
Furthermore, a fixing hole is formed in the bottom plate, a clamping jaw is arranged on the auxiliary shell, and the clamping jaw is clamped with the fixing hole in the bottom plate.
Furthermore, the first support column, the second support column and the third support column are made of rubber.
Further, the upper shell and the lower shell are fixedly connected through bolts.
Further, a key panel is arranged on the mounting plate.
The utility model has the advantages that: 1. the touch screen mounting port is formed in the mounting plate, the sealing ring plate is arranged at the edge of the touch screen mounting port, the buckle is arranged on the sealing ring plate, the bayonet corresponding to the buckle is formed in the inner wall of the touch screen mounting port, the buckle is pressed into the bayonet, the touch screen unit is mounted on the inner side of the sealing ring plate, the sealing ring plate ensures the mounting stability and the sealing performance of the touch screen unit, and the sealing ring plate is arranged on the mounting plate in a buckle clamping mode and is convenient to assemble and disassemble;
2. the shell comprises an upper shell and a lower shell which are spliced with each other, a bottom plate connected with the upper shell and the lower shell is arranged on one side of the shell, a plurality of first supporting columns and second supporting columns are arranged on the bottom plate, a circuit board is installed in the shell, the end parts of the first supporting columns are supported on the back surface of the circuit board, the end parts of the second supporting columns are supported on the back surface of the sealing ring plate, the first supporting columns play a role in buffering and supporting the circuit board, a gap is reserved between the circuit board and the bottom of the shell, heat dissipation of the circuit board is facilitated, the second supporting columns play a role in buffering and supporting the sealing ring plate, and buffering elasticity of the sealing ring plate after installation is improved;
3. the back of the bottom plate is provided with an auxiliary shell, the bottom of an inner cavity of the auxiliary shell is provided with a third support column, a voltage stabilizing circuit board is arranged in the auxiliary shell, the back of the voltage stabilizing circuit board is supported by the third support column, the voltage stabilizing circuit board is connected with a voltage stabilizer, the voltage stabilizer ensures the stability of the voltage in the whole capacitive touch screen structure, the third support column plays a role of buffering and supporting the voltage stabilizing circuit board, and a gap is reserved between the voltage stabilizing circuit board and the bottom of the auxiliary shell, so that the heat dissipation of the voltage stabilizing circuit board is facilitated;
4. the bottom plate is provided with a fixing hole, the auxiliary shell is provided with a clamping jaw, the clamping jaw is clamped with the fixing hole on the bottom plate, and the auxiliary shell is convenient to disassemble and assemble.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of the sealing ring plate before installation of the present invention;
fig. 3 is a schematic view of the back structure of the present invention;
fig. 4 is a schematic view of the internal structure of the present invention;
fig. 5 is a schematic view of a partial structure of the present invention.
Description of reference numerals: 1. a housing; 2. mounting a plate; 3. a touch screen mounting port; 4. a seal ring plate; 5. buckling; 6. a bayonet; 7. an upper housing; 8. a lower housing; 9. a base plate; 10. a first support column; 11. a second support column; 12. a circuit board; 13. a first hanging plate; 14. mounting blocks; 15. a USB interface; 16. a second hanging plate; 17. a signal line interface; 18. heat dissipation holes; 19. a sub-housing; 20. a third support column; 21. a voltage stabilizing circuit board; 22. a voltage regulator; 23. a fixing hole; 24. a claw; 25. a key panel.
Detailed Description
As shown in fig. 1 to 5, a housing structure of a capacitive touch screen comprises a housing 1 and a mounting plate 2 mounted on one side of the housing 1, wherein a touch screen mounting port 3 is formed in the mounting plate 2, a sealing ring plate 4 is arranged at the edge of the touch screen mounting port 3, a buckle 5 is arranged on the sealing ring plate 4, a bayonet 6 corresponding to the buckle 5 is arranged on the inner wall of the touch screen mounting port 3, the buckle 5 is pressed into the bayonet 6, and a touch screen unit is mounted on the inner side of the sealing ring plate 4;
wherein, casing 1 is equipped with the bottom plate 9 of being connected with last casing 7, lower casing 8 including the last casing 7 and the lower casing 8 of splicing each other, casing 1's one side, is equipped with a plurality of first support columns 10 and second support column 11 on the bottom plate 9.
Further, a circuit board 12 is mounted in the housing 1, an end of the first support column 10 is supported on a back surface of the circuit board 12, and an end of the second support column 11 is supported on a back surface of the seal ring plate 4.
Further, the inside of upper housing 7 is equipped with first link plate 13, and the back of circuit board 12 is equipped with installation piece 14, and first link plate 13 is equipped with USB interface 15 through bolt and installation piece 14 fixed connection on first link plate 13.
The inside of lower casing 8 is equipped with rather than the second link plate 16 of being connected, is equipped with signal line interface 17 on the second link plate 16.
Further, the surface of the upper casing 7 or the lower casing 8 is provided with heat dissipation holes 18, the back of the bottom plate 9 is provided with an auxiliary casing 19, the bottom of the inner cavity of the auxiliary casing 19 is provided with a third support column 20, a voltage stabilizing circuit board 21 is installed in the auxiliary casing 19, the back of the voltage stabilizing circuit board 21 is supported by the third support column 20, and the voltage stabilizing circuit board 21 is connected with a voltage stabilizer 22.
The bottom plate 9 is provided with a fixing hole 23, the sub-housing 19 is provided with a claw 24, and the claw 24 is clamped with the fixing hole 23 on the bottom plate 9.
In this embodiment, the first supporting column 10, the second supporting column 11, and the third supporting column 20 are made of rubber, the upper casing 7 and the lower casing 8 are fixedly connected by bolts, and the mounting plate 2 is provided with a key panel 25.
To sum up, the mounting plate 2 of the structure is provided with the touch screen mounting port 3, the edge of the touch screen mounting port 3 is provided with the sealing ring plate 4, the sealing ring plate 4 is provided with the buckle 5, the inner wall of the touch screen mounting port 3 is provided with the bayonet 6 corresponding to the buckle 5, the buckle 5 is pressed into the bayonet 6, the touch screen unit is mounted on the inner side of the sealing ring plate 4, the sealing ring plate 4 ensures the stability and the tightness of the mounting of the touch screen unit, and the sealing ring plate 4 is arranged on the mounting plate 2 in a clamping manner of the buckle 5, so that the mounting and dismounting are convenient;
moreover, the shell 1 comprises an upper shell 7 and a lower shell 8 which are spliced with each other, a bottom plate 9 connected with the upper shell 7 and the lower shell 8 is arranged on one side of the shell 1, a plurality of first support columns 10 and second support columns 11 are arranged on the bottom plate 9, a circuit board 12 is installed in the shell 1, the end parts of the first support columns 10 are supported on the back surface of the circuit board 12, the end parts of the second support columns 11 are supported on the back surface of the sealing ring plate 4, the first support columns 10 play a role of buffering and supporting the circuit board 12, a gap is reserved between the circuit board 12 and the bottom of the shell 1, heat dissipation of the circuit board 12 is facilitated, the second support columns 11 play a role of buffering and supporting the sealing ring plate 4, and buffering elasticity of the sealing ring plate 4 after installation is improved;
in addition, an auxiliary shell 19 is arranged on the back of the bottom plate 9, a third support column 20 is arranged at the bottom of an inner cavity of the auxiliary shell 19, a voltage stabilizing circuit board 21 is installed in the auxiliary shell 19, the back of the voltage stabilizing circuit board 21 is supported by the third support column 20, the voltage stabilizing circuit board 21 is connected with a voltage stabilizer 22, the voltage stabilizer 22 ensures the stability of the internal voltage of the whole capacitive touch screen structure, the third support column 20 plays a role of buffering and supporting the voltage stabilizing circuit board 21, and a gap is reserved between the voltage stabilizing circuit board 21 and the bottom of the auxiliary shell 19, so that the heat dissipation of the voltage stabilizing circuit board 21 is facilitated;
the bottom plate 9 is provided with a fixing hole 23, the auxiliary shell 19 is provided with a clamping jaw 24, the clamping jaw 24 is clamped with the fixing hole 23 on the bottom plate 9, and the auxiliary shell 19 is convenient to disassemble and assemble.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A shell structure of a capacitive touch screen comprises a shell and a mounting plate arranged on one side of the shell, and is characterized in that a touch screen mounting opening is formed in the mounting plate, a sealing ring plate is arranged at the edge of the touch screen mounting opening, a buckle is arranged on the sealing ring plate, a bayonet corresponding to the buckle is arranged on the inner wall of the touch screen mounting opening, and the buckle is pressed into the bayonet;
the casing is including the last casing and the lower casing of mutual concatenation, one side of casing be equipped with go up casing, inferior valve body coupling's bottom plate, be equipped with a plurality of first support columns and second support column on the bottom plate.
2. A casing structure of a capacitive touch screen according to claim 1, wherein a circuit board is mounted in the casing, the end of the first support column is supported on the back surface of the circuit board, and the end of the second support column is supported on the back surface of the seal ring plate.
3. The casing structure of a capacitive touch screen according to claim 2, wherein a first hanging plate is arranged inside the upper casing, a mounting block is arranged on the back surface of the circuit board, the first hanging plate is fixedly connected with the mounting block through a bolt, and a USB interface is arranged on the first hanging plate.
4. The casing structure of a capacitive touch screen according to claim 2, wherein a second hanging plate connected with the lower casing is arranged in the lower casing, and the second hanging plate is provided with a signal line socket.
5. The casing structure of a capacitive touch screen according to claim 2, wherein the surface of the upper casing or the lower casing is provided with heat dissipation holes.
6. The casing structure of a capacitive touch screen according to claim 2, wherein a sub-casing is disposed on the back of the bottom plate, a third support column is disposed at the bottom of the inner cavity of the sub-casing, a voltage stabilizing circuit board is mounted in the sub-casing, the back of the voltage stabilizing circuit board is supported by the third support column, and the voltage stabilizing circuit board is connected to a voltage stabilizer.
7. The casing structure of a capacitive touch screen according to claim 6, wherein the bottom plate is provided with a fixing hole, the sub-casing is provided with a claw, and the claw is engaged with the fixing hole on the bottom plate.
8. The casing structure of claim 6, wherein the first supporting column, the second supporting column and the third supporting column are made of rubber.
9. The casing structure of the capacitive touch screen according to claim 6, wherein the upper casing and the lower casing are fixedly connected by bolts.
10. The casing structure of a capacitive touch screen according to claim 1, wherein the mounting plate is provided with a key panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220968860.4U CN217217309U (en) | 2022-04-25 | 2022-04-25 | Shell structure of capacitive touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220968860.4U CN217217309U (en) | 2022-04-25 | 2022-04-25 | Shell structure of capacitive touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217217309U true CN217217309U (en) | 2022-08-16 |
Family
ID=82775076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220968860.4U Active CN217217309U (en) | 2022-04-25 | 2022-04-25 | Shell structure of capacitive touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217217309U (en) |
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2022
- 2022-04-25 CN CN202220968860.4U patent/CN217217309U/en active Active
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