CN111655017B - Anti-interference device of electronic information equipment - Google Patents
Anti-interference device of electronic information equipment Download PDFInfo
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- CN111655017B CN111655017B CN202010774485.5A CN202010774485A CN111655017B CN 111655017 B CN111655017 B CN 111655017B CN 202010774485 A CN202010774485 A CN 202010774485A CN 111655017 B CN111655017 B CN 111655017B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
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- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20509—Multiple-component heat spreaders; Multi-component heat-conducting support plates; Multi-component non-closed heat-conducting structures
-
- 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
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of anti-jamming devices, and discloses an anti-jamming device of electronic information equipment, which comprises an anti-jamming device main body and a plug port fixedly connected to the front surface of the anti-jamming device main body, wherein an anti-jamming element is fixedly connected to the inside of the anti-jamming device main body, a driving assembly is further mounted in the position, close to the rear side of the anti-jamming element, of the inside of the anti-jamming device main body, heat dissipation holes are formed in two sides of the anti-jamming device main body, a limiting assembly is further mounted on the front side of the plug port, and a protection assembly is sleeved on the. According to the invention, heat generated in the working process of the anti-interference element can be rapidly led out through the heat dissipation holes through the driving assembly, so that the heat dissipation efficiency of the anti-interference element is greatly improved, and the normal use of the anti-interference element is ensured; the plug connector on the plug interface can be protected through the limiting assembly, and deformation and damage of the plug interface caused by touch of external force are prevented.
Description
Technical Field
The invention relates to the technical field of anti-jamming devices, in particular to an anti-jamming device of electronic information equipment.
Background
The anti-jamming device of the electronic information equipment is used for carrying out anti-jamming processing on data input by the electronic information equipment, has a good using effect, is widely applied to media companies and data information companies, and cannot meet the requirements of people in the existing anti-jamming device of the electronic information equipment, so that the anti-jamming device of the electronic information equipment is needed to be more convenient.
But current interference killing feature is when using, and on the one hand its inside anti-interference component is difficult to fast heat dissipation, and on the other hand inserts the interface when outside bayonet joint back, because the touching of external force causes the damage to inserting the interface easily, and finally, current interference killing feature also appears damaging after receiving external force striking easily in the use. Accordingly, those skilled in the art have provided a tamper resistant device for an electronic information appliance to solve the problems set forth in the background above.
Disclosure of Invention
The present invention is directed to an anti-jammer for electronic information equipment, so as to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
an anti-interference device of electronic information equipment comprises an anti-interference device main body and an interface fixedly connected on the front surface of the anti-interference device main body, wherein an anti-interference element is fixedly connected inside the anti-interference device main body, a driving assembly is further arranged at a position, close to the rear side of the anti-interference element, inside the anti-interference device main body, heat dissipation holes are formed in two sides of the anti-interference device main body, a limiting assembly is further arranged on the front side of the interface and comprises a mounting portion, a limiting frame, a limiting hole and a limiting ring, the mounting portion is formed in two sides of the limiting frame in an integrated mode and perpendicular to the limiting frame, the limiting hole is formed in the center of the front surface of the limiting frame, the limiting ring made of rubber materials is fixedly bonded on the inner wall of the limiting hole, the diameter of the limiting hole is larger than that of the interface, and the circle center of the limiting hole, the protection component has been cup jointed to the outside of anti-interference ware main part, the protection component includes first backup pad, first mounting panel, first anticreep piece, second elastic strip, non slipping spur, second anticreep piece, second mounting panel, second backup pad and first elastic strip, the one end of first elastic strip is connected with first backup pad, and the other end of first elastic strip is connected with the second backup pad, the upper surface center department rigid coupling of first backup pad has first mounting panel, the upper surface center department rigid coupling of second backup pad has the second mounting panel, the inboard rigid coupling of first mounting panel has first anticreep piece, the inboard rigid coupling of second mounting panel has second anticreep piece, still be connected with the second elastic strip between first anticreep piece and the second anticreep piece, the non slipping spur is all installed to the below of first anticreep piece and second anticreep piece.
As a still further scheme of the invention: the screw hole penetrates through the mounting part, and the mounting part is fixedly connected to the front surface of the anti-interference device main body.
As a still further scheme of the invention: the anti-slip column is fixedly connected to the first mounting plate and the second mounting plate respectively, the anti-slip column is a component made of rubber, and the first elastic strip and the second elastic strip are made of the same material.
As a still further scheme of the invention: the anti-interference device comprises an anti-interference device body, a first supporting plate, a second supporting plate, a first anti-interference block, a second anti-interference block, anti-slip columns and anti-slip columns, wherein the anti-slip columns are arranged on the upper surface of the anti-interference device body, the anti-slip columns are arranged on the two sides of the anti-interference device body in a laminating mode, and the first supporting plate and the second supporting plate.
As a still further scheme of the invention: the drive assembly includes heat-conducting plate, heat conduction post, installation pole, semiconductor refrigeration piece, flabellum and motor, the heat-conducting plate rigid coupling is on the rear surface of anti-interference component, and the rear surface rigid coupling of heat-conducting plate has the semiconductor refrigeration piece, the rear surface of heat-conducting plate is close to the equal rigid coupling of semiconductor refrigeration piece both sides position department and has the heat conduction post, the rigid coupling has the installation pole on the heat conduction post, the one of installation pole serves the rigid coupling to have the motor, be connected with the flabellum on the drive end of motor.
As a still further scheme of the invention: one end of the heat conduction column penetrates through the rear surface of the anti-interference device main body and is fixed with the anti-interference device main body, the heat conduction column is a component made of copper alloy materials, the heat conduction plate is a component made of aluminum alloy materials, and the number of the semiconductor refrigeration pieces is 6.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, heat generated in the working process of the anti-interference element can be rapidly led out through the heat dissipation holes through the driving assembly, so that the heat dissipation efficiency of the anti-interference element is greatly improved, and the normal use of the anti-interference element is ensured;
2. the plug connector on the plug interface can be protected through the limiting assembly, and deformation and damage of the plug interface caused by touch of external force are prevented;
3. can carry out safety protection through the outside that protective assembly can confront the interference unit main part, reduce the outside impaired degree of interference unit main part, it is comparatively convenient to get up to dismantle moreover.
Drawings
FIG. 1 is a schematic structural diagram of an anti-jammer of an electronic information device;
FIG. 2 is a schematic diagram of a plug interface in an anti-jammer of an electronic information device;
FIG. 3 is a schematic structural diagram of a limiting assembly in an anti-jammer of an electronic information device;
FIG. 4 is a schematic structural diagram of a shielding assembly in a jammer of an electronic information device;
FIG. 5 is a schematic structural diagram of a driving assembly in a jammer of an electronic information device;
fig. 6 is a schematic structural diagram of a semiconductor cooling plate in an anti-jammer of an electronic information device.
In the figure: 1. an anti-jammer body; 2. a guard assembly; 3. a limiting component; 4. an interface; 5. an installation part; 6. a limiting frame; 7. a limiting hole; 8. a limiting ring; 9. a first support plate; 10. a first mounting plate; 11. a first anti-drop block; 12. a second elastic strip; 13. an anti-slip column; 14. a second anti-drop block; 15. a second mounting plate; 16. a second support plate; 17. a first elastic strip; 18. a heat conducting plate; 19. a heat-conducting column; 20. mounting a rod; 21. a semiconductor refrigeration sheet; 22. a fan blade; 23. a motor; 24. a drive assembly; 25. heat dissipation holes; 26. and an anti-interference element.
Detailed Description
Referring to fig. 1 to 6, in an embodiment of the present invention, an anti-jammer for electronic information equipment includes an anti-jammer main body 1 and a socket 4 fixedly connected to a front surface of the anti-jammer main body 1, an anti-jamming element 26 is fixedly connected to an inside of the anti-jammer main body 1, a driving assembly 24 is further installed at a position close to a rear side of the anti-jamming element 26 inside the anti-jammer main body 1, heat dissipation holes 25 are respectively formed at two sides of the anti-jammer main body 1, a controller of DKC-Y110 type is further fixedly connected to a rear surface of the anti-jammer main body 1, the driving assembly 24 includes a heat conduction plate 18, a heat conduction column 19, a mounting rod 20, a semiconductor chilling plate 21, a fan blade 22 and a motor 23, the heat conduction plate 18 is fixedly connected to a rear surface of the anti-jamming element 26, the rear surface of the heat conduction plate 18 is fixedly connected to the, the rigid coupling has installation pole 20 on the heat conduction post 19, the rigid coupling has motor 23 on one of installation pole 20, be connected with flabellum 22 on the drive end of motor 23, motor 23's model is YE2, the one end of heat conduction post 19 runs through the rear surface of anti-interference ware main part 1 and is fixed with anti-interference ware main part 1, and heat conduction post 19 is the component of copper alloy material, heat-conducting plate 18 is the component of aluminum alloy material, the quantity of semiconductor refrigeration piece 21 is 6, can derive the heat that produces in the 26 course of work of anti-interference component through louvre 25 fast through drive assembly 24, the radiating efficiency of anti-interference component 26 has been improved greatly, the normal use of anti-interference component 26 has been ensured.
In fig. 1, 2, 3 and 5: spacing subassembly 3 is still installed to interface 4's front side, spacing subassembly 3 includes installation department 5, spacing frame 6, spacing hole 7 and spacing collar 8, spacing frame 6's the equal integrated into one piece in both sides have rather than self mutually perpendicular's installation department 5, and spacing frame 6's front surface center department has seted up spacing hole 7, the spacing collar 8 that is fixed to bond rubber material on spacing hole 7's the inner wall, spacing hole 7's diameter is greater than interface 4's diameter, and spacing hole 7's the centre of a circle and interface 4's the centre of a circle are located same water flat line, it has the screw to run through on installation department 5, and 5 rigid couplings of installation department are on the front surface of interference killing feature main part 1, can protect the bayonet joint on interface 4 through spacing subassembly 3, prevent that the bayonet joint from leading to interface 4 to warp and damage because of the touching of external force.
In fig. 1 and 4: the protection component 2 is sleeved outside the anti-interference device main body 1, the protection component 2 comprises a first supporting plate 9, a first mounting plate 10, a first anti-falling block 11, a second elastic strip 12, an anti-slip column 13, a second anti-falling block 14, a second mounting plate 15, a second supporting plate 16 and a first elastic strip 17, one end of the first elastic strip 17 is connected with the first supporting plate 9, the other end of the first elastic strip 17 is connected with the second supporting plate 16, the first mounting plate 10 is fixedly connected at the center of the upper surface of the first supporting plate 9, the second mounting plate 15 is fixedly connected at the center of the upper surface of the second supporting plate 16, the first anti-falling block 11 is fixedly connected at the inner side of the first mounting plate 10, the second anti-falling block 14 is fixedly connected at the inner side of the second mounting plate 15, the second elastic strip 12 is further connected between the first anti-falling block 11 and the second anti-falling block 14, the anti-slip column 13 is respectively installed below the first anti-falling block, antiskid column 13 rigid coupling respectively is on first mounting panel 10 and second mounting panel 15, and antiskid column 13 is the component of rubber material, first elastic strip 17 is the same with the material of second elastic strip 12, first anticreep piece 11 and the laminating of second anticreep piece 14 are at the upper surface of anti-interference ware main part 1 respectively, antiskid column 13 laminates in the both sides of anti-interference ware main part 1, first backup pad 9 and second backup pad 16 laminate respectively on the lower surface of anti-interference ware main part 1, can carry out safety protection through the outside that protective component 2 can confront interference ware main part 1, the outside impaired degree of anti-interference ware main part 1 has been reduced, and the dismouting is got up comparatively conveniently.
The working principle of the invention is as follows: the user firstly installs the installation part 5 on the front surface of the anti-interference device main body 1 through a screw, then inserts the external plug-in connector through the limit hole 7, and then inserts the plug-in connector on the plug-in port 4, at the moment, the external plug-in connector can be well limited and supported through the limit ring 8 made of rubber, the plug-in connector on the plug-in port 4 can be protected through the limit component 3, the plug-in connector is prevented from deforming and damaging due to the touch of external force, then the user pulls the first installation plate 10 and the second installation plate 15 oppositely, the anti-interference device main body 1 is placed between the first installation plate 10 and the second installation plate 15, at the moment, the first installation plate 10 and the second installation plate 15 are loosened, at the moment, under the action of the first elastic strip 17 and the second elastic strip 12, the columns 13 can be attached to the two sides of the anti-interference device main body 1, thereby locking the anti-interference device main body, at this time, the first supporting plate 9, the first mounting plate 10, the first anti-falling block 11, the second supporting plate 16, the second mounting plate 15 and the second anti-falling block 14 can effectively protect the outside of the main body 1 of the interference unit, and the user pulls the first mounting plate 10 and the second mounting plate 15 oppositely, and at this time, the main body 1 of the interference unit can be quickly detached from the protection component 2, so that the outside of the main body 1 of the interference unit can be protected safely by the protection component 2, thereby reducing the damage degree of the outside of the main body 1 of the interference unit, and the disassembly and assembly are convenient, when the heat on the anti-interference element 26 is more, at this time, the user controls the semiconductor refrigerating sheet 21 and the motor 23 to start to work by the DKC-Y110 controller, the motor 23 drives the fan blade 22 to rotate after being electrified, thereby quickly discharging the heat on the anti-interference, meanwhile, one end of the heat conducting column 19 penetrates through the rear surface of the anti-interference device main body 1 and is fixed with the anti-interference device main body 1, so that the purpose of auxiliary heat dissipation can be achieved through the exposed heat conducting column 19, the heat dissipation efficiency of the anti-interference element 26 is further improved, and the heat on the heat conducting column 19 and the heat conducting plate 18 can be dissipated quickly after contacting the semiconductor refrigerating sheet 21, so that the heat generated in the working process of the anti-interference element 26 can be quickly led out through the heat dissipation hole 25 through the driving assembly 24, the heat dissipation efficiency of the anti-interference element 26 is greatly improved, and the normal use of the anti-interference element 26 is guaranteed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (5)
1. An anti-interference device of electronic information equipment comprises an anti-interference device main body (1) and a plug port (4) fixedly connected to the front surface of the anti-interference device main body (1), and is characterized in that an anti-interference element (26) is fixedly connected to the inside of the anti-interference device main body (1), a driving assembly (24) is further installed at a position, close to the rear side of the anti-interference element (26), of the inside of the anti-interference device main body (1), the driving assembly (24) comprises a heat conduction plate (18), a heat conduction column (19), a mounting rod (20), a semiconductor refrigerating sheet (21), fan blades (22) and a motor (23), the heat conduction plate (18) is fixedly connected to the rear surface of the anti-interference element (26), the semiconductor refrigerating sheet (21) is fixedly connected to the rear surface of the heat conduction plate (18), and heat conduction columns (19) are fixedly connected to positions, close to the two sides of the, the heat conducting column (19) is fixedly connected with an installation rod (20), one end of the installation rod (20) is fixedly connected with a motor (23), a driving end of the motor (23) is connected with fan blades (22), two sides of the anti-interference device main body (1) are respectively provided with a heat dissipation hole (25), the front side of the interface (4) is also provided with a limiting component (3), the limiting component (3) comprises an installation part (5), a limiting frame (6), a limiting hole (7) and a limiting ring (8), the two sides of the limiting frame (6) are respectively and integrally formed with the installation part (5) which is perpendicular to the limiting frame, the center of the front surface of the limiting frame (6) is provided with a limiting hole (7), the inner wall of the limiting hole (7) is fixedly bonded with the limiting ring (8) made of rubber material, and the diameter of the limiting hole (7) is larger than that of the interface (4), the circle center of the limiting hole (7) and the circle center of the socket (4) are located on the same horizontal line, a protection component (2) is sleeved outside the anti-interference device main body (1), the protection component (2) comprises a first supporting plate (9), a first mounting plate (10), a first anti-falling block (11), a second elastic strip (12), an anti-sliding column (13), a second anti-falling block (14), a second mounting plate (15), a second supporting plate (16) and a first elastic strip (17), one end of the first elastic strip (17) is connected with the first supporting plate (9), the other end of the first elastic strip (17) is connected with the second supporting plate (16), the first mounting plate (10) is fixedly connected at the center of the upper surface of the first supporting plate (9), the second mounting plate (15) is fixedly connected at the center of the upper surface of the second supporting plate (16), the first anti-falling block (11) is fixedly connected at the inner side of the first mounting plate (10), the inboard rigid coupling of second mounting panel (15) has second anticreep piece (14), still be connected with second elasticity strip (12) between first anticreep piece (11) and second anticreep piece (14), non slipping spur (13) are all installed to the below of first anticreep piece (11) and second anticreep piece (14).
2. The interference suppressor of electronic information equipment according to claim 1, characterized in that a screw hole is formed through the mounting portion (5), and the mounting portion (5) is fixedly connected to the front surface of the interference suppressor main body (1).
3. The interference reducer of electronic information equipment according to claim 1, wherein the anti-slip posts (13) are respectively fixed to the first mounting plate (10) and the second mounting plate (15), the anti-slip posts (13) are rubber members, and the first elastic strip (17) and the second elastic strip (12) are made of the same material.
4. The anti-jamming device of the electronic information equipment according to claim 1, wherein the first anti-slipping block (11) and the second anti-slipping block (14) are respectively attached to the upper surface of the anti-jamming device body (1), the anti-slipping posts (13) are attached to both sides of the anti-jamming device body (1), and the first supporting plate (9) and the second supporting plate (16) are respectively attached to the lower surface of the anti-jamming device body (1).
5. The anti-interference device of the electronic information equipment according to claim 1, wherein one end of the heat conducting column (19) penetrates through a rear surface of the anti-interference device body (1) and is fixed to the anti-interference device body (1), the heat conducting column (19) is a member made of a copper alloy material, the heat conducting plate (18) is a member made of an aluminum alloy material, and the number of the semiconductor cooling fins (21) is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774485.5A CN111655017B (en) | 2020-08-04 | 2020-08-04 | Anti-interference device of electronic information equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774485.5A CN111655017B (en) | 2020-08-04 | 2020-08-04 | Anti-interference device of electronic information equipment |
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| CN111655017A CN111655017A (en) | 2020-09-11 |
| CN111655017B true CN111655017B (en) | 2020-11-20 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208490110U (en) * | 2018-05-11 | 2019-02-12 | 郑州川江科技有限公司 | A kind of electronic information suppressor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8573397B1 (en) * | 2011-06-21 | 2013-11-05 | Plastic Ingenuity, Inc. | Retail phone package |
| CN208597140U (en) * | 2018-08-16 | 2019-03-12 | 惠州市西西艾实业有限公司 | A kind of portable Baffle Box of Bluetooth |
| CN209430967U (en) * | 2018-12-13 | 2019-09-24 | 陕西昱琛航空设备股份有限公司 | A kind of control box mounting bracket |
| CN209964515U (en) * | 2019-04-12 | 2020-01-17 | 江苏品和新能源发展有限公司 | Heat dissipation device for wind driven generator switch |
| CN210781737U (en) * | 2019-09-17 | 2020-06-16 | 殷子麒 | Electronic information anti-interference device |
| CN210573528U (en) * | 2019-12-19 | 2020-05-19 | 重庆凯弘科技有限公司 | Anti-slip external interface of all-in-one machine |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208490110U (en) * | 2018-05-11 | 2019-02-12 | 郑州川江科技有限公司 | A kind of electronic information suppressor |
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