CN2615974Y

CN2615974Y - Three-protection alarming cell phone protective cover

Info

Publication number: CN2615974Y
Application number: CN 03241629
Authority: CN
Inventors: 张万星
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-03-21
Filing date: 2003-03-21
Publication date: 2004-05-12
Anticipated expiration: 2013-03-21

Abstract

The utility model relates to a three-alarm mobile phone sheath, which belongs to a field of a mobile phone accessory technology. The three-alarm mobile phone sheath solves the problems that the prior mobile phone sheath is not capable of timely alarming a plurality of dangers fully and effectively for the mobile phone being lost, stolen and forgotten, and the mobile phone is easily lost. Essential points of the technical project is that the three-alarm mobile phone sheath comprises a sheath body connected with a sheath plug, wherein the sheath plug is provided with an alarm circuit, a core component for controlling alarm state IC<2> uses a four-way bilateral analog switch integrated circuit of CD4066 or other model numbers, a metal fastener of the sheath body also is used as an alarm control switch K<1>, elimination alarm touch switch K<2> is arranged in the opposite side of the back cavity of the sheath plug. In the process of being normally opened a hitch by users, touching the K<2> with fingers, and being capable of preventing taking the mobile phone and calling from interference of alarm sound, in the process of not being closed or abnormally opened by the sheath button, the alarm sounds, and makes an alarm effect of preventing the mobile phone from being lost and stolen, in the process of being forgotten the mobile phone outside the sheath by the users after using the mobile phone, the alarm sounds after time delay, and makes an alarm effect of preventing the mobile phone from being forgotten and lost.

Description

The three-protection alarm mobile phone protective cover

One, technical field

The utility model relates to a kind of mobile phone protective cover, belongs to mobile phone attachment technique field.

Two, background technology

Along with mobile phone is universal day by day, the mobile phone person of losing is increasing day by day also, and mobile phone is lost and is more common in three kinds of situations: the one, and sliding the mistake, careless accidentally not fastening sheath snap close or the unexpected again disengagement of the hitch of among work, motion, buckling, mobile phone is slided in unconsciously and is lost; The 2nd, stolen, stolen by the thief in the occasion that the many people of people mix; The 3rd, forget and miss a chance, after certain used mobile phone, in time do not put for some reason and give unprincipled protection in the cover, the people walks machine and stays afterwards, loses mobile phone.The appearance of the above-mentioned various consequences of missing a chance, relevant with the safety difference of the mobile phone protective cover that generally uses at present invariably.Chinese patent application 02201943X discloses a kind of mobile phone protective jacket, this technical purpose is to provide a kind of and prevents that mobile phone from taking out and forget and accidentally mobile phone is lost or dropped and break and have concurrently the mobile phone protective cover of antitheft effect, but because it adopts pure mechanicalness structure, backguy wherein, gear, wheel shaft are all easy to wear, if will guarantee useful life, just be difficult to accomplish that volume is little, in light weight, and the mobile phone protective cover of a heaviness, the user can not welcome; Moreover it adopts backguy that mobile phone is strapped in mantle, and this has just had a strong impact on the degree of freedom that mobile phone uses, and brings many inconvenience; The 3rd, only depend on a fine rule antitheft, very easily to be cut off by the thief, security reliability is too poor.But the practicality of quod vide technology is desirable not enough.Chinese patent application number 002423634 discloses a kind of mobile phone burglar alarm, though this technology has certain antitheft effect, mobile phone all will disconnect the hand switch on this device (2), closed twice operation but the user uses at every turn, it is convenient inadequately to use, and just in case closed procedure error, will lose warning function, it is high that security reliability is owed; The second, control is reported to the police in this device feeler lever (6) and mobile phone direct friction, the mobile phone that with the passing of time certainly will wear and tear, this is that the user is unacceptable; The 3rd, its shortcoming is anti-forgets the warning function of missing a chance, and it is comprehensive that security protection is owed.Therefore, the practicality of this technology is also unsatisfactory.In sum, existing mobile phone protective cover can not be fully and effectively at mobile phone slidingly lose, stolen, forget the multiple dangerous situation of missing a chance and in time report to the police, lost mobile phone easily, this is a big defective of mobile phone protective cover prior art.

Three, summary of the invention

In order to overcome can not losing at mobile phone is sliding fully and effectively of mobile phone protective cover prior art existence, stolen, forgeing the multiple dangerous situation of missing a chance in time reports to the police, easy this weak point of lost mobile phone, the utility model provides a kind of three-protection alarm mobile phone protective cover, it is convenient to hide the function that puts the cell phone except the regular handset sheath is arranged, also has the sliding mistake of the mobile phone of preventing especially, prevent that mobile phone from being stolen, prevent to forget the three-protection alarm function of missing a chance, it adopts the electronic circuit structure, the structure small volume and less weight, use easy and simple to handle, security protection is comparatively comprehensive, reliably, and to mobile phone there are not wearing and tearing or other harmful effects.

The technical scheme that its technical problem that solves the utility model adopts is as follows:

A kind of three-protection alarm mobile phone protective cover is made of body and block set combination.Body adopts leather or other materials to make, and big or small and various model mobile phones match, and can be horizontal, also can be vertical, the Alarming control switch K of metal snap-button double as on the body leading flank ₁, K ₁Be connected with electronic circuit in being installed in block set by being hidden in the thin wire or the foil of cover in the interlayer body.Block set adopts injection molded, three chambeies before, during and after is arranging from front to back on its top, and ante-chamber is close to body, internal buzzer; Lumen is the cavity of a break-through, passes waistband when dressing for the user; Back cavity is positioned at user's waistband inboard, presses close to the waist of trousers, and the electronic circuit that is assembled into by the miniature patch element has been installed in it, and the back cavity dorsal part promptly is close to and is being exposed the alert sound soft-touch control K that disappears on the one side of user's waist of trousers ₂Two pole pieces, user oneself can touch easily herein, and the thief is difficult in user's imperception and touches.The bottom of block set, the below in three chambeies, preceding middle back promptly arranged side by side, Yi Bian be the battery compartment of dress miniature button cell, another side has been settled the inductance L of small size ₁And capacitor C ₁Adopt rivet or Screw fastening between block set and body, the manufactured head of body inboard or head of screw are placed between the body ectonexine, and mobile phone can not rub after the liner flannelette is picked up retaining.Electronic circuit comprises alarm sound circuit and alarm control circuit two parts in this device.In the alarm sound circuit, the chimes of doom chip IC ₁Output through transistor BG ₁Amplify the back and promote buzzer sounding, inductance L ₁Be in parallel with buzzer.In alarm control circuit, core component IC ₂Adopt four road bidirectional analog switch numbers integrated circuits of CD4066 or other models, IC ₂In a path analoging switch SW ₁Controlling power supply to the chimes of doom chip IC ₁Power supply, IC ₂In its excess-three path analoging switch SW ₂, SW ₃, SW ₄, press SW ₂Output 2O connect SW ₃Control end 3EN, 3O end connects 4EN and holds such cascade, and 2EN is through the alert sound soft-touch control K that disappears ₂Connect V _DD, SW ₂And SW ₃Input 2I be connected V with 3I _DD, 2EN, 3EN end is connecting resistance R respectively ₄, R ₃To V _SS, resistance R ₂With capacitor C ₁Be connected in parallel on 4EN and V _SSBetween, constitute a touch delay switch K like this ₂', this touches delay switch K ₂' with the snap-button K switch ₁Be in parallel and be connected 1EN and V _SSBetween, two switches are by control SW ₁Break-make realizes the control to the circuit alarm state.Positive supply V _DDThrough resistance R ₁Be added to the 1EN end.Through the above-mentioned circuit that connects to form, work as K ₁When closed, 1EN is grounded, SW ₁Disconnect, this device alarm free sound, this state is placed in the sheath corresponding to mobile phone in the actual state, and cover fastens tight, the safe and thing of mobile phone; Work as K ₁During disconnection, if at this moment touch delay switch K ₂' not closed, then because K ₁Suddenly disconnect, the 1EN end becomes high level, SW immediately ₁Conducting immediately, IC ₁Get electric work, it is exported through BG ₁Amplify back promotion piezo and send loud chimes of doom, this state is thrown off corresponding to hitch in the practical situation is unexpected, the expression mobile phone has the sliding danger that may or be stolen of losing, and the chimes of doom president rings more than, heavily will overlap to fasten after the user removes the dangerous condition tightly just to restore calm; If the user gets mobile phone voluntarily and makes a phone call, only need finger touch K once ₂Two pole pieces, by the human skin conduction, the 2EN end becomes high level, SW ₂Conducting, SW thereupon ₃Conducting, capacitor C ₁Be recharged SW ₄Also conducting thereupon like this, touches delay switch K ₂' conducting, and keep the conducting some minutes time, the length of this section delay time is by C ₁And R ₂Value decision, SW ₄Conducting can replace K ₁Closure 1EN end is limited to low level, in delay time, the user opens cover and takes off and not disturbed by chimes of doom, individual cases, the air time surpasses K ₂' delay cycle the time, only need touch K once more ₂Just can renew delay cycle; The user mobile phone is put give unprincipled protection to the cover in before, hitch is being opened, i.e. K ₁Be in off-state,, forgotten mobile phone put to give unprincipled protection in the cover to go if after the user made a call, then after the delay cycle end, K ₂' disconnecting, chimes of doom sounds, and reminds the user to put back to mobile phone, plays preventing to forget the effect of missing a chance.

The beneficial effects of the utility model be can be comprehensively at gesture and facial expression slidingly lose, stolen, forget the multiple dangerous situation of missing a chance and in time report to the police, prevent that effectively the various accidents of missing a chance from taking place, improved the security protection performance of mobile phone protective cover greatly, and the structure small volume and less weight, use easy and simple to handle.

Four, description of drawings

Fig. 1 is circuit theory diagrams of the present utility model.Dotted line the right is equivalent to a touch delay switch K among the figure ₂'.

Fig. 2 is the structural representation of three-protection alarm mobile phone protective cover, and wherein body can be vertical, also can be horizontal.

1. bodies among the figure, 2. block set, 3. snap-button K switch ₁, alert sound soft-touch control K 4. disappears ₂, 5. block set ante-chamber, 6. block set lumen, 7. block set back cavity, 8. battery compartment, 9. inductance, electric capacity placing chamber, 10. thin metal or thin wire.

Five, embodiment

With reference to accompanying drawing 1 assembling warning circuit: φ 27 buzzer HTD and small inductor L ₁Be serially connected in V after the parallel connection _DDAnd between the collector electrode of 9013 transistors, 9013 emitters meet V _SS, base stage connects IC ₁Output, IC ₁Negative terminal meets V _SS, IC ₂Adopt four road bidirectional analog switch integrated circuits of CD4066 or other models, IC ₂In a path analoging switch SW ₁, input 1I meets V _DD, output 1O meets IC ₁Anode, V _DDThrough electricity group R ₁Be added to the 1EN end, IC ₂In SW ₄With the snap-button K switch ₁Be connected on 1EN end and V with being in parallel _SSBetween, 4EN is connected in series with 3O, and 3EN is connected in series with 2O, and alert sound soft-touch control K disappears on the 2EN end string ₂Meet V _DD, SW ₂, SW ₃Input 2I, 3I connect V _DD, control end 2EN, 3EN respectively connect the 10M resistance R ₄, R ₃To V _SS, capacitor C ₁With resistance R ₂Be connected in parallel on 4EN end and V _SSBetween, R ₂Need through debugging, delay time is grasped be advisable at 3-3.5 minute.Power supply adopts AG ₃Button cell, three series connection are used.All resistance, triode, integrated package all adopt paster spare, in order to reduced volume as much as possible, and weight reduction.

With reference to accompanying drawing 2, circuit board assemblies is installed in the block set back cavity (7), and buzzer HTD is loaded in the block set ante-chamber (5), inductance L ₁, capacitor C ₁Be placed in the inductance capacitance placing chamber (9) the snap-button K switch ₁(3) by the metal snap-button double as on the body leading flank, be connected with circuit by thin wire or the foil that is hidden in the cover interlayer body, alert sound soft-touch control K disappears ₂(4) be arranged on block set back cavity dorsal part, battery is placed in the battery compartment (8), power supply, buzzer, snap-button K switch ₁Connecting line penetrate in the inductance capacitance placing chamber (9) through being located at the through hole that inductance capacitance placing chamber (9) pasting on the side of body respectively, the breach on moulding wall enters in the back cavity (7) then, finishes and being electrically connected of circuit.

Block set (2) injection molded, lumen (6) is not less than 35 * 5mm ², be convenient to the user and wear waistband.The battery compartment lid can be dismantled flexibly, is convenient to change battery.

The outer leatherwork that adopts of body (1), flannelette is made liner.Adopt viscose glue to add rivet between block set and body or Screw is fastening, the ailhead of body inboard must be low and flat, and must cover through the liner flannelette, to guarantee can not wear and tear mobile phone.

Through the above-mentioned three-protection alarm mobile phone protective cover of making, when user oneself got mobile phone and makes a phone call, only need take advantage of a situation referred to mother to insert the back side of the block set back cavity (7) that is positioned at the waistband inboard, at the alert sound soft-touch control K that disappears ₂(4) touch on two pole pieces, all the other four fingers are ripped hitch, get mobile phone and communication process so and not disturbed by chimes of doom, when indivedual telephone times surpass three minutes, as long as touch K once more ₂Just can renew delay cycle; When having made a call mobile phone put to give unprincipled protection in the cover, the user but hitch is not buckled accidentally, or hitch dropouts that meet accident among work, motion, chimes of doom all can sound, and informs the danger that user mobile phone has sliding mistake, remind the user in time to eliminate dangerous situation, thereby play the sliding effect of losing of mobile phone that prevents; When the occasion of mixing the many people of people as the user suffered that the thief commits theft mobile phone, thief one ripped hitch, and chimes of doom sounds immediately, thereby has prevented that effectively mobile phone is stolen; If having forgotten after having made a call mobile phone put, the user gives unprincipled protection in the cover, delay cycle one mistake then, and chimes of doom sounds, and the prompting user puts the machine of turning round and stretching out the hand, and plays preventing to forget the effect of missing a chance.

Claims

1, a kind of three-protection alarm mobile phone protective cover is made of body and block set combination, it is characterized in that: the core component IC that is installed in control alarm condition in the warning circuit in the sleeve seat cavity ₂Four road bidirectional analog switch integrated circuits of CD4066 or other models have been adopted, IC ₂In a path analoging switch SW ₁Controlling power supply to the chimes of doom chip IC ₁Power supply, IC ₂In its excess-three path analoging switch press SW ₂Output 2O connect SW ₃Control end 3EN, 3O end connects 4EN and holds such cascade, and 2EN is through the alert sound soft-touch control K that disappears ₂Connect V _DD, SW ₂And SW ₃Input 2I be connected V with 3I _DD, 2EN, 3EN end is connecting resistance R respectively ₄, R ₃To V _SS, resistance R ₂With capacitor C ₁Be connected in parallel on 4EN and V _SSBetween, constitute a touch delay switch K like this ₂', this touches delay switch K ₂' with K switch ₁Be in parallel and be connected 1EN and V _SSBetween, two switches are by control SW ₁Break-make realizes the control to the circuit alarm state.

2, three-protection alarm mobile phone protective cover according to claim 1 is characterized in that: the Alarming control switch K of metal snap-button double as on the body ₁

3, three-protection alarm mobile phone protective cover according to claim 1 is characterized in that: alert sound soft-touch control K disappears ₂Be set in place in the back side of the block set back cavity of user's waistband inboard.