CN103235655A - High-performance electromagnetic shielding mouse - Google Patents

High-performance electromagnetic shielding mouse Download PDF

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Publication number
CN103235655A
CN103235655A CN2013101674952A CN201310167495A CN103235655A CN 103235655 A CN103235655 A CN 103235655A CN 2013101674952 A CN2013101674952 A CN 2013101674952A CN 201310167495 A CN201310167495 A CN 201310167495A CN 103235655 A CN103235655 A CN 103235655A
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CN
China
Prior art keywords
mouse
shield shell
shielding
circuit board
base plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2013101674952A
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Chinese (zh)
Inventor
刘锋
何为
李跃波
潘征
杨杰
闫民华
于浩
吕昕
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Engineering Troops No 3 Institute Headquarters of General Staff of PLA
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Engineering Troops No 3 Institute Headquarters of General Staff of PLA
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Application filed by Engineering Troops No 3 Institute Headquarters of General Staff of PLA filed Critical Engineering Troops No 3 Institute Headquarters of General Staff of PLA
Priority to CN2013101674952A priority Critical patent/CN103235655A/en
Publication of CN103235655A publication Critical patent/CN103235655A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a high-performance electromagnetic shielding mouse which comprises a circuit board, a shielding casing, a mouse wheel and a mouse panel. The shielding casing is a metal casing and comprises a shielding casing top plate, a shielding casing lateral plate and a shielding casing base plate. The mouse panel is arranged outside the shielding casing top plate, and two metal waveguide pipes are arranged in the shielding casing and correspond to non-metal connecting rods below two keys on the mouse panel. The circuit board is fixed on the shielding casing base plate, the non-metal connecting rods below the two keys on the mouse panel penetrate through the metal waveguide pipes to correspond to two triggering keys of the circuit board respectively. A rectangular groove is arranged on the outer portion of the shielding casing top plate, guide pipes are arranged on two lateral walls of the groove, the mouse wheel is arranged in the groove, and a wheel shaft of the mouse wheel penetrates through the guide pipes to be connected with wheel triggering buttons in the shielding casing. A photoelectric induction hole is arranged on the shielding casing base plate. The high-performance electromagnetic shielding mouse has the advantage of being high in shielding performance, convenient to operate and use, high in safety and reliability, good in environment adaptability, wide in application prospects and the like.

Description

A kind of High Performance Shielding mouse
Technical field
The present invention relates to electromagnetic protection technology (electromangnetic spectrum) and electromagnetic compatibility technology field, relate generally to a kind of High Performance Shielding mouse.
Background technology
Continuous development and progress along with science and technology, microelectronic device obtains widespread use in various military hardwares and the product for civilian use, especially computing machine infiltration applications and become equipment indispensable in military equipment and the product for civilian use to all trades and professions, play a part very important.But electronic degree is more high, and the anti-electromagnetism striking capabilities of electronic equipment itself is also just more fragile.Therefore, utilize strong electromagnetic pulse to attack the other side's equipment such as computing machine and a kind of " belligerent " means that system becomes opposing sides.On the other hand, utilize the electromagnetic signal of the other side's computer system leakage, restoring and obtain information by the hi-tech means becomes a kind of important approach of stealing secret information.Therefore, how to computer system effectively protect become must in the face of and the problem that solves, simultaneously; effectively reduce electromagnetic radiation, prevent electromagnetic interference (EMI), the protection important goal; the important content that also becomes research and pay close attention to, corresponding various electromagnetic protection technology also are developed.
At present the electromagnetic protection to computer system mainly contains two kinds of methods, and a kind of method is to utilize shielding material such as metal to make electromagnetic shielding chamber, comprises welded type screened room, pin-connected panel screened room, electronic equipments such as computer system is positioned in the screened room works.The shield effectiveness height of this method, but cost is also very high, and it is big to take up room, and generally is fit to have the unit employing of security properties.Another kind method is to use specially the electromagnetic shielding computer desk at the computing machine design, main frame and display is positioned in the shielding computer desk works.The shield effectiveness of this method is moderate, but cost is lower, and it is little to take up room, and the scope of application is wider, and entity and individual all can use.
Though more than the electromagnetic protection of computer system is had some products at present, but the defective of their maximums is not to be opposite to the outer keyboard of shield and mouse enforcement electromagnetic protection, more lack relevant safeguard, this has brought potential safety hazard with regard to the integral protection of giving computer system, strong electromagnetic pulse can be coupled into computer-internal by keyboard, mouse and connecting line thereof, indirectly computing machine is caused and disturb or damage, so-called shielding computer desk is performed practically no function; The electromagnetic information that is radiate by keyboard and mouse simultaneously also is hunted down easily, and information leakage takes place, and causes potential safety hazard.Therefore, develop a kind of high performance electromagnetic screen keyboard and mouse and become the difficult problem that must solve in the practical application.
Summary of the invention
Purpose of the present invention provides a kind of electromagnetic screen mouse at existing weak point in the above-mentioned prior art just, it is by arranging circuit board in the metallic shield housing, at the nonmetal mousebutton of shield shell outer setting and roller, on the top of shield shell top board nonmetal mouse panel is set, constitutes the electromagnetic screen mouse.The present invention has shield effectiveness height, easy for operation, characteristics such as safe reliability is high, environmental suitability is strong, have a extensive future.
Purpose of the present invention can realize by following technique measures:
Electromagnetic screen mouse of the present invention comprises circuit board, shield shell, mouse roller and mouse panel, described shield shell is metal shell, comprise shield shell top board, shield shell side plate and shield shell base plate, the mouse panel is located at the outside of described shield shell top board, the inside of shield shell is provided with two metallic waveguides, the nonmetal connecting link of two button bottoms on the corresponding mouse panel of described two waveguides; Circuit board is fixed on the shield shell base plate, and the nonmetal connecting link of two button bottoms of described mouse panel passes metallic waveguide two triggering buttons of corresponding circuits plate respectively; Described shield shell top board outside is provided with rectangular recess, and the groove two side is provided with conduit, and mouse rolls and is located in the wheel groove, and the roller triggering button that the wheel shaft of described mouse roller passes in conduit and the housing is connected; Described shield shell base plate is provided with the optoelectronic induction hole, and place, optoelectronic induction hole is provided with the thin copper mesh of shielding.
One side of shield shell side plate of the present invention is provided with the metal penetration pipe.
Shield shell top board of the present invention and shield shell side plate form an integral body by welding, and the shield shell base plate adopts clamping to be connected with the shield shell side sheet room.
Circuit board of the present invention is fixed on the shield shell base plate, and circuit board is provided with soft shielding materials, forms the elementary protection to mouse.
Being shaped as of metallic waveguide of the present invention and nonmetal connecting link is cylindrical, is provided with a spring between metallic waveguide and nonmetal connecting link.
Mouse roller of the present invention be shaped as solid oblate cylindricality, described mouse roller wheel shaft is nonmetal bar, it is shaped as solid cylindrical.
Beneficial effect of the present invention is as follows:
A kind of High Performance Shielding mouse of the present invention, by the circuit board at mouse soft shielding materials is set and forms the one-level protection, further by being arranged on, circuit board forms the secondary protection in the metal shell with function of shielding, mousebutton was realized with mouse roller and being connected by waveguide of circuit board, set up thin copper mesh at the optoelectronic induction tapping, more than the integrated application of multiple electromagnetic protection technology, guaranteed the bulk shielding usefulness of mouse; Simultaneously, by the effective realization that guarantees optical mouse function of arranging of thin copper mesh.The present invention has advantages such as scientific structure design is reasonable, easy for operation, shield effectiveness is high, safe reliability is high, environmental suitability is strong, applied widely.Be adapted at promotion and application in military and the sciemtifec and technical sphere.
Description of drawings
Fig. 1 is assembly relation perspective view of the present invention.
Among the figure: 1, mouse panel, 2, nonmetal connecting link, 3, mouse roller, 4, the shield shell top board, 5, metallic waveguide, 6, the shield shell side plate, 7, the metal penetration pipe, 8, the shield shell base plate, 9, circuit board, 10, thin copper mesh.
Embodiment
Can explain the present invention in more detail by the following examples, the present invention is not limited to the following examples:
A kind of electromagnetic screen mouse shown in 1 by reference to the accompanying drawings, mainly by external mouse panel, shield shell, circuit board, mouse roller and mouse panel constitute.Described shield shell is metal shell, shield shell is made up of shield shell top board 4, shield shell side plate 6 and shield shell base plate 8, adopt no seam welding between shield shell top board 4 and the shield shell base plate 8, adopt the clamping form to connect between shield shell side plate 6 and the shield shell base plate 8, form the electromagnetic shield of sealing, guarantee that shield effectiveness reaches requirement.External mouse panel 1 is fixed on the shield shell top board 4, and circuit board 9 is fixed on the shield shell base plate 8.External mouse panel 1 is made of the common mouse top panel, and nonmetal connecting link 2 is fixed on the mouse panel 1, mainly carries out button operation by it.Welded the thin metallic waveguide 5 that 2 internal diameters are not more than 6mm on shield shell top board 4 downwards, nonmetal connecting link 2 passes two contact buttons of the circuit board 9 in thin metallic waveguide 5 and the shield shell and sets up relation one to one; The place ahead has downward groove on shield shell top board 4 simultaneously, two thin metallic waveguides 5 have been welded in the groove inboard, mouse roller 3 is positioned over wherein, is nonmetal solid material, and its wheel shaft passes roller on the circuit board 9 in thin metallic waveguide 5 and the shield shell and triggers button and be connected.A metal penetration pipe 7 has been designed in the front of shield shell side plate 6, is used for the discrepancy of mouse signal line.Shield shell base plate 8 centre positions have elliptical aperture, and the thin copper mesh 10 of 200 purposes is installed, and are convenient to the operation of optical mouse.Circuit board 9 is handled through primary shield, and the secondary through the metallic shield housing protects again, thereby becomes high performance electromagnetic screen mouse.
Described electromagnetic screen mouse, described circuit board 9 itself is exactly a common mouse circuit board, has certain shielding properties after at first adopting soft shielding materials that circuit board 9 is handled through primary shield, secondary through the metallic shield housing protects again, become high performance electromagnetic screen mouse, circuit board 9 is fixed on the shield shell base plate 8 facial, through accurate design and careful debugging, make it corresponding with two buttons on the external mouse panel 1, guarantee the correctness of button operation.
Described electromagnetic screen mouse, described mouse roller 3 be shaped as solid oblate cylindricality, described mouse roller 3 wheel shafts are nonmetal connecting link 2, it is shaped as solid cylindrical.
The present invention draws following technical indicator under process applicant experiment repeatedly:
Shield effectiveness: electric field decay 〉=80dB, field decay 〉=60dB;
Shielding properties of the present invention is better than " the B level among the GJB5792-2006 " standard.
When enforcement is of the present invention, by common mouse is transformed, make the present invention have function admirable, reliable in function, the cost performance height, simple in structure, scientific and reasonable, processing easily, easy to maintenance, advantage such as not fragile, wherein external mouse panel 1 is as unique consumable accessory, even damage, replacing at any time gets final product.Operating function is divided into three kinds: click function only need be clicked two buttons on the external mouse panel 1, is delivered on the button of circuit board 9 of metallic shield housing inside by being fixed on nonmetal connecting link 2 under the button; Rolling function only need be operated the mouse roller 3 that is fixed on the shield shell top board 4, is delivered on the triggering button of circuit board 9; Sliding function is the same with common mouse.Through accurate design, make each button smooth and easy durable, satisfy the operating habit of ergonomics, can not influence its normal use at all, the information transmission is more safe and reliable.
The present invention has taked multiple safeguard procedures in use, and environmental suitability is strong, and the present invention is based on hardware, has structural strength height, characteristics that anti-wear performance is good, simultaneously to all having carried out anticorrosion, processing such as antirust inside and outside the metal shell; Nonmetal connecting link has adopted hardness height, toughness is strong, wear-corrosion resistance is good polymeric material.By above measure, guaranteed the usability of the present invention under complexity, rugged surroundings, have application scenario widely.
Part not in the detailed description of the invention is prior art.
The embodiment that selects for use in this article in order to disclose purpose of the present invention currently thinks to suit, and still, will be appreciated that the present invention is intended to comprise that all belong to all changes and the improvement of the embodiment in this design and the invention scope.

Claims (6)

1. High Performance Shielding mouse, comprise circuit board, shield shell, mouse roller and mouse panel, it is characterized in that: described shield shell is metal shell, comprise shield shell top board, shield shell side plate and shield shell base plate, the mouse panel is located at the outside of shield shell top board, the inside of shield shell is provided with two metallic waveguides, the nonmetal connecting link of two button bottoms on the corresponding mouse panel of described two waveguides; Circuit board is fixed on the shield shell base plate, and the nonmetal connecting link of two button bottoms of described mouse panel passes metallic waveguide two triggering buttons of corresponding circuits plate respectively; Described shield shell top board outside is provided with rectangular recess, and the groove two side is provided with conduit, and mouse roller is located in the groove, and the wheel shaft of described mouse roller passes roller in conduit and the housing and triggers button and be connected; Described shield shell base plate is provided with the optoelectronic induction hole, and place, optoelectronic induction hole is provided with the thin copper mesh of shielding.
2. electromagnetic screen mouse according to claim 1, it is characterized in that: a side of described shield shell side plate is provided with the metal penetration pipe.
3. electromagnetic screen mouse according to claim 1 is characterized in that: described shield shell top board and shield shell side plate form an integral body by welding, and the shield shell base plate is connected with shield shell side sheet room employing clamping.
4. electromagnetic screen mouse according to claim 1, it is characterized in that: described circuit board is fixed on the shield shell base plate, and circuit board is provided with soft shielding materials.
5. electromagnetic screen mouse according to claim 1, it is characterized in that: being shaped as of described metallic waveguide and nonmetal connecting link is cylindrical, is provided with a spring between metallic waveguide and nonmetal connecting link.
6. electromagnetic screen mouse according to claim 1 is characterized in that: described mouse roller be shaped as solid oblate cylindricality, described mouse roller wheel shaft is nonmetal bar, it is shaped as solid cylindrical.
CN2013101674952A 2013-05-09 2013-05-09 High-performance electromagnetic shielding mouse Pending CN103235655A (en)

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Application Number Priority Date Filing Date Title
CN2013101674952A CN103235655A (en) 2013-05-09 2013-05-09 High-performance electromagnetic shielding mouse

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103838402A (en) * 2014-03-13 2014-06-04 李丽 Photoelectric wired mouse special for RS232 interface and use method thereof
CN106293146A (en) * 2016-08-10 2017-01-04 徐际童 Electromagnetic shielding mouse
CN108491097A (en) * 2018-02-06 2018-09-04 柳州佰利科技有限责任公司 A kind of anti-tampering mouse

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11212719A (en) * 1998-01-28 1999-08-06 Cadet:Kk Mouse for computer
KR20010069417A (en) * 2001-03-20 2001-07-25 유희옥 Microwave attenuation mouse
CN2802576Y (en) * 2005-03-15 2006-08-02 中国航天科工集团第二研究院七○六所 Low radiation photoelectric mouse
CN202453823U (en) * 2011-11-28 2012-09-26 太原斯利德电子技术有限公司 Photoelectric mouse
CN203224846U (en) * 2013-05-09 2013-10-02 中国人民解放军总参谋部工程兵科研三所 High-performance electromagnetic shield mouse

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11212719A (en) * 1998-01-28 1999-08-06 Cadet:Kk Mouse for computer
KR20010069417A (en) * 2001-03-20 2001-07-25 유희옥 Microwave attenuation mouse
CN2802576Y (en) * 2005-03-15 2006-08-02 中国航天科工集团第二研究院七○六所 Low radiation photoelectric mouse
CN202453823U (en) * 2011-11-28 2012-09-26 太原斯利德电子技术有限公司 Photoelectric mouse
CN203224846U (en) * 2013-05-09 2013-10-02 中国人民解放军总参谋部工程兵科研三所 High-performance electromagnetic shield mouse

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103838402A (en) * 2014-03-13 2014-06-04 李丽 Photoelectric wired mouse special for RS232 interface and use method thereof
CN103838402B (en) * 2014-03-13 2016-08-24 李丽 RS232 interface special photoelectric wire mouse and using method thereof
CN106293146A (en) * 2016-08-10 2017-01-04 徐际童 Electromagnetic shielding mouse
CN108491097A (en) * 2018-02-06 2018-09-04 柳州佰利科技有限责任公司 A kind of anti-tampering mouse

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Application publication date: 20130807