CN112954992A - Touch module with EMI (electromagnetic interference) resisting function - Google Patents
Touch module with EMI (electromagnetic interference) resisting function Download PDFInfo
- Publication number
- CN112954992A CN112954992A CN202110137661.9A CN202110137661A CN112954992A CN 112954992 A CN112954992 A CN 112954992A CN 202110137661 A CN202110137661 A CN 202110137661A CN 112954992 A CN112954992 A CN 112954992A
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- 238000001125 extrusion Methods 0.000 claims abstract description 82
- 238000010521 absorption reaction Methods 0.000 claims abstract description 17
- 239000011241 protective layer Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 25
- 208000032365 Electromagnetic interference Diseases 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/002—Casings with localised screening
- H05K9/0022—Casings with localised screening of components mounted on printed circuit boards [PCB]
Abstract
The invention discloses a touch module with EMI (electro-magnetic interference) resisting electromagnetic waves, and for a touch chip module for a circuit board designed by the invention, the electromagnetic waves can be well resisted and absorbed through an arranged electric wave absorption protective layer, so that the influence of the electromagnetic waves on the touch chip module is avoided, the working performance of the touch chip module is improved, the contact tightness of the electric wave absorption protective layer and a touch chip can be improved through the matching action among a first auxiliary extrusion sheet, a second auxiliary extrusion sheet and a locking auxiliary mechanism, the protection effect of the electric waves of the touch chip module can be improved, the working stability of the touch chip module for avoiding the electromagnetic waves from interfering with work can be enhanced, the service life of the touch chip module is prolonged, the normal operation of the touch chip module is ensured, and the actual use requirements are met.
Description
Technical Field
The invention relates to the technical field of electronic equipment, in particular to a touch module with EMI (electro-magnetic interference) resisting function.
Background
The touch chip refers in particular to a single-point or multi-point touch technology, the application range of the touch chip is mobile phones, computers and the like, and the touch refers in particular to the single-point or multi-point touch technology herein; the chip is an IC, refers to a metal sheet or a nonmetal sheet with an end face capable of being integrated with a friction lining and a friction material layer, generally refers to all electronic components, and is a circuit module which integrates various electronic components on a silicon plate to realize a certain specific function; it is the most important part in electronic equipment, and bears the functions of operation and storage; the application range of the integrated circuit covers almost all electronic equipment for military industry and civil use; the silicon chip containing the integrated circuit is small in size and is often part of a computer or other device.
In the prior art, the touch chip module is arranged on the circuit board and cannot well protect, absorb or eliminate electromagnetic waves, the touch chip module is interfered by various electromagnetic waves, functions of the touch chip module can be disordered or even failed, and electronic equipment cannot normally work.
Disclosure of Invention
The present invention is directed to a touch module with EMI-resistant function, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a touch module with EMI (electro-magnetic interference) resisting electromagnetic waves comprises a circuit board main body, a touch chip, an electric wave absorption protective layer, a first auxiliary extrusion sheet, a second auxiliary extrusion sheet and a locking auxiliary mechanism;
the circuit board comprises a circuit board main body and is characterized in that a touch chip is fixedly arranged on the circuit board main body, an electric wave absorption protective layer is wrapped outside the touch chip, connecting round blocks are symmetrically arranged on the touch chip, and a first fixing block is arranged at the other end of each connecting round block;
the first fixed block is movably provided with a first movable round block, the first movable round block is provided with a connecting insertion shaft, the connecting insertion shaft is inserted into the first fixed block, first arc-shaped extrusion chutes are equidistantly arranged in the first movable round block, the first fixed block is symmetrically and movably provided with a transmission rod, one end of the transmission rod is movably arranged in the first arc-shaped extrusion chutes, the other end of the transmission rod is provided with a first auxiliary extrusion sheet, one side of the transmission rod is symmetrically provided with a first connecting spring, and the other end of the first connecting spring is arranged in the first fixed block;
second arc-shaped extrusion chutes are equidistantly arranged in the first movable round block, movable extrusion columns are movably and symmetrically arranged, one ends of the movable extrusion columns are movably arranged in the second arc-shaped extrusion chutes, the other ends of the movable extrusion columns are arranged on second auxiliary extrusion pieces, protruding pieces are symmetrically arranged on two sides of each movable extrusion column, and second connecting springs are arranged on the protruding pieces;
the other end of the connecting inserting shaft is provided with a knob, one side of the knob is provided with a positioning circular groove, and the locking auxiliary mechanism is arranged at the side position of the knob.
Preferably, the locking auxiliary mechanism comprises a second fixed block, a circular insert block, a circular movable block, a reset spring, an L-shaped movable extrusion strip, a movable clamping strip, an extrusion chute, a positioning clamping groove, a transmission gear, an arc-shaped rack, a second movable circular block, a third arc-shaped extrusion chute and a movable positioning clamping block, wherein the second fixed block is arranged on the first fixed block and is arranged at the side position of the knob, the circular insert block is movably arranged in the second fixed block, the circular movable block is movably arranged in the circular insert block, the reset spring is arranged at one end of the circular movable block, the other end of the reset spring is arranged in the circular insert block, the L-shaped movable extrusion strip is arranged at the side position of the circular movable block, the movable clamping strip is movably arranged in the circular insert block, a third connecting spring is arranged at one end of the movable clamping strip, and the extrusion chute is arranged on the movable clamping strip, the positioning groove equidistance sets up in the second fixed block to the avris position of setting at circular inserted block, the one end of circular inserted block is provided with drive gear, one side meshing of drive gear is connected and is provided with the arc rack, and the arc rack setting is in one side of second activity disk to be provided with third arc extrusion chute in the second activity disk, the activity of activity location fixture block sets up in circular inserted block, and the one end activity of activity location fixture block sets up in third arc extrusion chute, and one side of activity location fixture block is provided with the lug, is provided with fourth connecting spring on the lug.
Preferably, the movable clamping strip corresponds to the positioning clamping groove in position, and the cross section of the end of the movable clamping strip is the same as that of the notch of the positioning clamping groove, namely the cross sections of the movable clamping strip and the notch are equal in length and width.
Preferably, the movable positioning fixture blocks correspond to the positioning circular grooves in arrangement positions, are arranged in the same number of groups, and have the same diameter.
Compared with the prior art, the invention has the beneficial effects that:
for the touch chip module for the circuit board, the electromagnetic waves can be well resisted and absorbed through the arranged electric wave absorption protective layer, so that the influence of the electromagnetic waves on the touch chip module is avoided, the working performance of the touch chip module is improved, the contact tightness of the electric wave absorption protective layer and the touch chip can be improved through the matching action among the arranged first auxiliary extrusion sheet, the second auxiliary extrusion sheet and the locking auxiliary mechanism, the protective effect of the electric waves of the touch chip module can be improved, the stability of the touch chip module for avoiding the interference of the electromagnetic waves is enhanced, the service life of the touch chip module is prolonged, the normal operation of the touch chip module is ensured, and the actual use requirements are met.
Drawings
FIG. 1 is a right side schematic view of a structural connection according to the present invention;
FIG. 2 is a schematic left side view of the structural connection of the present invention;
FIG. 3 is a schematic diagram illustrating a connection structure of a touch chip according to the present invention;
FIG. 4 is a schematic view of a first fixing block structure according to the present invention;
FIG. 5 is a partial cross-sectional top view of the internal structural connection of the first anchor block of the present invention;
FIG. 6 is a bottom view, partially in section, of the internal structural attachment of the first anchor block of the present invention;
FIG. 7 is an enlarged partial view of the structural joint of FIG. 6 according to the present invention;
FIG. 8 is a schematic view of the internal structural connection of the locking assist mechanism of the present invention;
fig. 9 is a partially enlarged view of the structural connection of fig. 8 according to the present invention.
In the figure: the circuit board comprises a circuit board main body 1, a touch chip 2, an electric wave absorption protective layer 3, a connection round block 4, a first fixed block 5, a first movable round block 6, a connection insertion shaft 7, a first arc-shaped extrusion chute 8, a transmission rod 9, a first auxiliary extrusion sheet 10, a second arc-shaped extrusion chute 11, a movable extrusion column 12, a second auxiliary extrusion sheet 13, a knob 14, a positioning round groove 15, a locking auxiliary mechanism 16, a second fixed block 1601, a circular insertion block 1602, a circular movable block 1603, a reset spring 1604, an L-shaped movable extrusion strip 1605, a movable clamping strip 1606, an extrusion chute 1607, a positioning clamping groove 1608, a transmission gear 1609, an arc-shaped rack 1610, a second movable round block 1611, a third arc-shaped extrusion chute 1612 and a movable positioning clamping block 1613.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: the invention relates to a touch module with EMI (electro-magnetic interference) resisting electromagnetic waves, which comprises a circuit board main body 1, a touch chip 2, an electric wave absorption protective layer 3, a first auxiliary extrusion sheet 10, a second auxiliary extrusion sheet 13 and a locking auxiliary mechanism 16, wherein the electric wave absorption protective layer 3 is made of a metal wave absorbing material;
the circuit board main body 1 is fixedly provided with a touch chip 2, the outer side of the touch chip 2 is wrapped with an electric wave absorption protective layer 3, the touch chip 2 is symmetrically provided with connecting round blocks 4, and the other end of each connecting round block 4 is provided with a first fixing block 5;
a first movable round block 6 is movably arranged in the first fixed block 5, a connecting inserting shaft 7 is arranged on the first movable round block 6, the connecting inserting shaft 7 is inserted into the first fixed block 5, a first arc-shaped extrusion chute 8 is equidistantly arranged in the first movable round block 6, transmission rods 9 are symmetrically and movably arranged in the first fixed block 5, one end of each transmission rod 9 is movably arranged in the first arc-shaped extrusion chute 8, a first auxiliary extrusion piece 10 is arranged at the other end of each transmission rod 9, first connecting springs are symmetrically arranged on one side of each transmission rod 9, and the other ends of the first connecting springs are arranged in the first fixed block 5;
second arc-shaped extrusion chutes 11 are equidistantly arranged in the first movable round block 6, movable extrusion columns 12 are movably and symmetrically arranged, one ends of the movable extrusion columns 12 are movably arranged in the second arc-shaped extrusion chutes 11, the other ends of the movable extrusion columns are arranged on second auxiliary extrusion sheets 13, protruding sheets are symmetrically arranged on two sides of each movable extrusion column 12, and second connecting springs are arranged on the protruding sheets;
the other end of the connecting insertion shaft 7 is provided with a knob 14, one side of the knob 14 is provided with a positioning circular groove 15, and a locking auxiliary mechanism 16 is provided at the side position of the knob 14.
Further, the locking auxiliary mechanism 16 comprises a second fixed block 1601, a circular insert block 1602, a circular movable block 1603, a return spring 1604, an L-shaped movable extrusion strip 1605, a movable clamping strip 1606, an extrusion chute 1607, a positioning slot 1608, a transmission gear 1609, an arc-shaped rack 1610, a second movable circular block 1611, a third arc-shaped extrusion chute 1612 and a movable positioning clamping block 1613, wherein the second fixed block 1601 is arranged on the first fixed block 5 and is arranged at the side position of the knob 14, the circular insert block 1602 is movably arranged in the second fixed block 1601, the circular movable block 1603 is movably arranged in the circular insert block 1602, one end of the circular movable block 1603 is provided with the return spring 1604, the other end of the return spring 1604 is arranged in the circular insert block 1602, the L-shaped movable extrusion strip 1605 is arranged at the side position of the circular movable block 1603, the movable clamping strip 1606 is movably arranged in the circular insert block 1602, one end of the movable clamping strip 1606 is provided with a third connection spring, an extrusion chute 1607 is arranged on the movable clamping strip 1606, the positioning clamping grooves 1608 are equidistantly arranged in the second fixing block 1601 and are arranged at the side position of the circular inserting block 1602, a transmission gear 1609 is arranged at one end of the circular inserting block 1602, an arc-shaped rack 1610 is meshed and connected with one side of the transmission gear 1609 and is arranged at one side of the second movable circular block 1611, a third arc-shaped extrusion chute 1612 is arranged in the second movable circular block 1611, a movable positioning clamping block 1613 is movably arranged in the circular inserting block 1602, one end of the movable positioning clamping block 1613 is movably arranged in the third arc-shaped extrusion chute 1612, a convex block is arranged at one side of the movable positioning clamping block 1613, and a fourth connecting spring is arranged on the convex block.
Further, the movable card strip 1606 corresponds to the position of the detent 1608, and the cross-sectional shape of the end of the movable card strip 1606 is the same as the cross-sectional shape of the notch of the detent 1608, i.e. the cross-sections are equal in length and width.
Furthermore, the movable positioning fixture block 1613 corresponds to the positioning circular groove 15, the number of the positioning circular grooves is the same, and the diameters of the positioning circular groove and the positioning circular groove are the same.
The working principle is as follows: for the touch chip module for the circuit board designed by the invention, firstly, the electromagnetic waves can be well resisted and absorbed through the arranged electric wave absorption protective layer 3, thereby avoiding the influence of the electromagnetic waves on the touch chip module and improving the working performance of the touch chip module, when the touch chip 2 is installed and fixed on the circuit board main body 1, the rotating knob 14 drives the first movable circular block 6 to rotate through the connecting inserting shaft 7, further the first arc-shaped extrusion chute 8 on the first movable circular block 6 extrudes the transmission rod 9, the transmission rod 9 drives the first auxiliary extrusion sheet 10 to extrude the electric wave absorption protective layer 3 on the outer side of the touch chip 2, so that the electric wave absorption protective layer 3 is in closer contact with the touch chip 2, meanwhile, the second arc-shaped extrusion chute 11 arranged at the bottom end of the first movable circular block 6 extrudes the movable extrusion column 12, then the movable extrusion column 12 pushes the second auxiliary extrusion piece 13 to extrude the electric wave absorption protection layer 3, at this time, the positioning circular groove 15 arranged on one side of the knob 14 reaches the position of the movable positioning fixture block 1613, and then the circular movable block 1603 is pressed, the circular movable block 1603 drives the L-shaped movable extrusion strip 1605 to enter the extrusion chute 1607 on the movable fixture block 1606, so that the movable fixture block 1606 is separated from the positioning fixture block 1608, further the position fixing of the circular insertion block 1602 is released, then the circular insertion block 1602 is rotated, the circular insertion block 1602 drives the transmission gear 1609 to be in meshing transmission with the arc-shaped rack 1610, further drives the second movable circular block 1611 to rotate, so that the third arc-shaped extrusion chute 1612 in the second movable circular block 1611 extrudes the movable positioning fixture block 1613, further the movable positioning fixture block 1613 is clamped in the positioning fixture block 1608, and finally the circular movable block 1603 is loosened, circular movable block 1603 is got back to initial position under reset spring 1604 effect, thereby make activity card strip 1606 joint in positioning channel 1608, finally realize first supplementary extrusion piece 10, the locking location of the supplementary extrusion piece 13 position of second, therefore, through the first supplementary extrusion piece 10 that sets up, cooperation between supplementary extrusion piece 13 of second and the locking complementary unit 16, can improve electric wave absorption protective layer 3 and touch chip 2 contact compactness, not only can improve the guard action of touch chip module electric wave, can also strengthen its stability of avoiding electromagnetic wave interference work, and then improve the life of touch chip module, guarantee the normal clear of its work, satisfy the in-service use demand.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A touch control module with EMI resisting electromagnetic waves is characterized in that: the circuit board comprises a circuit board main body (1), a touch chip (2), an electric wave absorption protective layer (3), a first auxiliary extrusion sheet (10), a second auxiliary extrusion sheet (13) and a locking auxiliary mechanism (16);
the circuit board comprises a circuit board main body (1), a touch chip (2), an electric wave absorption protective layer (3) wrapped outside the touch chip (2), connecting round blocks (4) symmetrically arranged on the touch chip (2), and a first fixing block (5) arranged at the other end of each connecting round block (4);
a first movable round block (6) is movably arranged in the first fixed block (5), a connecting inserting shaft (7) is arranged on the first movable round block (6), the connecting inserting shaft (7) is inserted into the first fixed block (5), first arc-shaped extrusion chutes (8) are arranged in the first movable round block (6) at equal intervals, transmission rods (9) are symmetrically and movably arranged in the first fixed block (5), one end of each transmission rod (9) is movably arranged in each first arc-shaped extrusion chute (8), the other end of each transmission rod is provided with a first auxiliary extrusion sheet (10), one side of each transmission rod (9) is symmetrically provided with a first connecting spring, and the other end of each first connecting spring is arranged in the first fixed block (5);
second arc-shaped extrusion chutes (11) are arranged in the first movable round block (6) at equal intervals, movable extrusion columns (12) are movably and symmetrically arranged, one ends of the movable extrusion columns (12) are movably arranged in the second arc-shaped extrusion chutes (11), the other ends of the movable extrusion columns are arranged on second auxiliary extrusion sheets (13), protruding sheets are symmetrically arranged on two sides of each movable extrusion column (12), and second connecting springs are arranged on the protruding sheets;
the other end of the connecting inserting shaft (7) is provided with a knob (14), one side of the knob (14) is provided with a positioning circular groove (15), and a locking auxiliary mechanism (16) is arranged at the side position of the knob (14).
2. The touch module with EMI-resistant electromagnetic wave of claim 1, wherein: the locking auxiliary mechanism (16) comprises a second fixed block (1601), a circular insert block (1602), a circular movable block (1603), a return spring (1604), an L-shaped movable extrusion strip (1605), a movable clamping strip (1606), an extrusion chute (1607), a positioning clamping groove (1608), a transmission gear (1609), an arc-shaped rack (1610), a second movable circular block (1611), a third arc-shaped extrusion chute (1612) and a movable positioning clamping block (1613), wherein the second fixed block (1601) is arranged on the first fixed block (5) and is arranged at the side position of the knob (14), the circular insert block (1602) is movably arranged in the second fixed block (1601), the circular movable block (1603) is movably arranged in the circular insert block (1602), the return spring (1604) is arranged at one end of the circular movable block (1603), and the other end of the return spring (1604) is arranged in the circular insert block (1602), the L-shaped movable extrusion strip (1605) is arranged at the side position of the circular movable block (1603), the movable clamping strip (1606) is movably arranged in the circular insert block (1602), one end of the movable clamping strip (1606) is provided with a third connecting spring, an extrusion chute (1607) is arranged on the movable clamping strip (1606), the positioning clamping grooves (1608) are equidistantly arranged in the second fixed block (1601) and are arranged at the side position of the circular insert block (1602), one end of the circular insert block (1602) is provided with a transmission gear (1609), one side of the transmission gear (1609) is meshed and connected with an arc-shaped rack (1610), the arc-shaped rack (1610) is arranged at one side of the second movable circular block (1611), a third arc-shaped extrusion chute (1612) is arranged in the second movable circular block (1611), and the movable positioning clamping block (1613) is movably arranged in the circular insert block (1602), and one end of the movable positioning fixture block (1613) is movably arranged in the third arc-shaped extrusion chute (1612), one side of the movable positioning fixture block (1613) is provided with a convex block, and a fourth connecting spring is arranged on the convex block.
3. The touch module with EMI-resistant electromagnetic wave of claim 2, wherein: the movable clamping strip (1606) corresponds to the position of the positioning clamping groove (1608), and the cross section of the end part of the movable clamping strip (1606) is the same as that of the notch of the positioning clamping groove (1608), namely the cross sections of the movable clamping strip and the positioning clamping groove are equal in length and width.
4. The touch module with EMI-resistant electromagnetic wave of claim 2, wherein: the movable positioning fixture blocks (1613) correspond to the positioning circular grooves (15) in arrangement position, are arranged in the same number, and have the same diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137661.9A CN112954992B (en) | 2021-02-01 | 2021-02-01 | Touch module with EMI (electromagnetic interference) resisting electromagnetic wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137661.9A CN112954992B (en) | 2021-02-01 | 2021-02-01 | Touch module with EMI (electromagnetic interference) resisting electromagnetic wave |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112954992A true CN112954992A (en) | 2021-06-11 |
| CN112954992B CN112954992B (en) | 2023-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110137661.9A Active CN112954992B (en) | 2021-02-01 | 2021-02-01 | Touch module with EMI (electromagnetic interference) resisting electromagnetic wave |
Country Status (1)
| Country | Link |
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| CN (1) | CN112954992B (en) |
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Application publication date: 20210611 Assignee: Beihai Xinhe Electronics Co.,Ltd. Assignor: Beihaihan doctor Technology Co.,Ltd. Contract record no.: X2023980046724 Denomination of invention: A touch module with anti EMI electromagnetic waves Granted publication date: 20230317 License type: Common License Record date: 20231109 |