A kind of safety box
Technical field
The invention belongs to security device field, and in particular to a kind of safety cabinet of high security.
Background technology
The common unlocking mode of existing safety cabinet has input numerical ciphers, fingerprint, mechanical cipher etc., or two or more tests
Card mode is combined, but these unlocking verification modes all have certain potential safety hazard, such as fingerprint exists and is stolen or replicates
Situation, password then there is a situation where to be spied upon, and correspondence safe class requires higher user, and existing cipher mode is difficult to full
Its demand of foot.
Document number discloses a kind of network intelligence fingerprint safe for CN105421934A Chinese patent application, including with
In the structure of fingerprint collecting, the safeguard construction of network verification structure, and safety cabinet;And fingerprint authentication is carried out in the following way
Open:S1:Initialize fingerprint acquisition system, network system and safety cabinet cabinet;S2:Start display letter on the screen of safety cabinet
Breath;S3:Safety cabinet cabinet enters resting state;S4:Door open command is waited, is waken up by door open command;S5:Wake up laggard
Enter to unlock and compare;S6:Compare successfully, systematic master control board can send open command to mechanical linkage, then mechanical linkage is filled
Startup work is put, the bolt retraction of safety cabinet is controlled, so as to open cabinet door;Present system degree of safety is high, a variety of unlocking modes
Malicious sabotage can be effectively prevented, flexibly and possesses robber and robs tracking function.--- in the scheme of the patent application publication, use
The verification modes such as password, TM cards, fingerprint, but the safety defect that password, TM cards, fingerprint are individually present still can not overcome.
Document number discloses a kind of fingerprint permutation and combination password, including fingerprint for CN106372481A Chinese patent application
Permutation and combination method, fingerprint permutation and combination password inserts integrated chip and enters computer, mobile phone, identity card, bank card, various door locks
Deng, and the program authorization and identification of computer (mobile phone) are carried out, its method is:The fingerprint that left hand refers to is divided by thumb to little finger of toe
Biao Ji not be, 2,3,4,5, the right hand then be labeled as 6,7,8,9,0, by these fingerprints be arranged in various combination formation fingerprint row
Row combination pin.According to this method, fingerprint, which can be rearranged, is combined into new finger-print cipher, is not afraid of fingerprint and is stolen, fingerprint row
Row combination pin can be used alone.Under the triple protection that fingerprint, fingerprint combination and software need fingerprint combination password authorization,
Fingerprint permutation and combination password is not easy to crack.--- in the scheme of the patent application publication, further improved compared to a upper scheme
Safe class, improves the difficulty of decryption, but it is single consider from hardware aspect, still without solving Password Input order and refer to
Line is stolen the problem of usurping.
The content of the invention
The technical problems to be solved by the invention are:There is provided a kind of cryptosecurity etc. in view of the shortcomings of the prior art
Level is high, it is to avoid password is spied upon the safety cabinet for causing encrypted message to be revealed.
To realize the purpose of the present invention, it is achieved using following technical scheme:A kind of safety box, includes front opening
Cabinet, be rotatably connected on the cabinet door on the right side of cabinet front end, the cabinet door left end face is provided with more than one electric mortise lock b,
The position of the cabinet inner left wall correspondence electric mortise lock b lock pins offers latch window a;
The cabinet door outer wall is provided with a numeric keypad, the numeric keypad, electric mortise lock b respectively with the inside of cabinet door
Control board is electrically connected;
Inputted by numeric keypad after one group of numerical ciphers being consistent with setting code, control board control electric mortise lock b is performed
Unlocking step;
It is fixedly welded with the dividing plate of a level in the cabinet, is located in the cabinet and is slidably fitted with one below dividing plate and takes out
Drawer;Two side is provided with two electric mortise lock a positioned at dividing plate lower position in the cabinet, and the drawer two side is offered respectively
The latch window b being connected with the electric mortise lock a of homonymy lock pin;
The position that drawer rear end wall is fixedly connected with rear surface correspondence permanent magnet in permanent magnet, the cabinet is provided with electricity
Magnet;
Left side wall, which is located above dividing plate, in the cabinet is connected with a mounting post, and right side is provided with a finger in the mounting post
The top position for being located at fingerprint password input device on front side of line PIN PAD, the mounting post is provided with a display screen, described
The upper position of mounting post front side wall face correspondence fingerprint password input device is provided with a confirmation button;
The fingerprint password input device to include and form one on the left of the procapsid and back casing being connected, the back casing front end
Individual fingerprint input module installation portion, the back casing is stretched into together with the finger that a L-shaped is formed in fingerprint input module installation portion
Chamber, finger stretches into the opening of chamber positioned at the right side of back casing;
The right-hand member of the fingerprint input module installation portion is provided with finger-print cipher input module, the finger-print cipher input module bag
A Password Input module board is included, the pressure sensing for 4 longitudinal arrangements being connected on Password Input module board
Device, and 4 finger print acquisition modules being respectively fixedly connected with each pressure sensor;
The electric mortise lock a, electromagnet, display screen, each described pressure sensor, finger print acquisition module and confirmation button difference
Electrically connected with the control board;
When needing to open drawer, the finger that the right hand is stretched into fingerprint password input device is stretched into chamber, forefinger, middle finger, the third finger, small
Refer to and correspond to respectively by four finger print acquisition modules arranged along above-below direction, each finger presses each according to password order
Individual finger print acquisition module makes the pressure suffered by the pressure sensor of correspondence position reach default value, the pressure sensor institute
The pressure value being subject to shows that 4 row double figures of display are digital in real time on the display screen, 4 line numbers in real time on the display screen
Word corresponds to the pressure value of four pressure sensors arranged from top to bottom respectively, and when the pressure sensor of correspondence position is pressed
When force value is zero, the corresponding Mobile state on display screen shows pseudo random number;Pressure sensor in each position is pressed into default
During numerical value, the confirmation button is pressed using thumb, is pressed after confirmation button, the fingerprint that control board extracts correspondence position is adopted
The finger print information that collection module is got, forms four according to the fingerprint sequence with different pressures value while sequential arrangement, control
Circuit board processed compares the fingerprint sequence information that fingerprint sequence is independently set with user, if fingerprint sequence information is consistent, judges
Password Input is correct, and control board control electric mortise lock a performs unlocking step, then the energization production of control board control electromagnet
The raw and reverse magnetic field of permanent magnet, makes drawer eject a segment distance forward;If fingerprint sequence information is inconsistent, judge that password is defeated
Enter mistake, point out user to re-enter password by display screen;
Cabinet door madial wall is pressed into confirmation button when closing cabinet door, control board detection finger print acquisition module no signal output and
Confirm that button has signal output, then control board control electric mortise lock a, electric mortise lock b perform step of locking.
Preferably:The default value of the pressure is fixed numbers, when pressing the pressure sensor, when real-time
Pressure value and setting fixed numbers between difference be less than 0.2 Newtonian time, it is believed that real-time pressure value is equal to default
Numerical value;The precision of shown real-time pressure numerical value is 0.1 newton on the display screen.
Preferably:Front end outside wall surface of the drawer close to cabinet door side is at smooth plane, the drawer
When closed mode, the front end face of the dividing plate exceedes the front end outside wall surface of drawer.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention safety cabinet by dividing plate be divided into above and below two
Point, the part above dividing plate is only needed to input correct password by numeric keypad and can opened, and the drawer below dividing plate is needed
To be continuing with to open after fingerprint password input device inputs one group of finger-print cipher after cabinet door is opened.
Further, when inputting finger-print cipher using fingerprint password input device, even if user fingerprints are maliciously got,
But except with open air, nobody can know the input order of finger-print cipher.Also it is difficult to find that input is suitable under other people intentionally observation
Sequence.Even if part input sequence is known, the specific numeral that other people can not also know the cipher, and user is also without as using general
Password is the same is deliberately blocked for logical scrambler input, and security is very high.
Brief description of the drawings
Fig. 1 is the structural representation of cabinet door closed mode of the present invention.
Fig. 2 is the structural representation of cabinet door open mode of the present invention.
Fig. 3 is the decomposition texture schematic diagram of the present invention.
Fig. 4 is the structural representation of drawer part.
Fig. 5 is the structural representation of fingerprint password input device.
1st, cabinet;10th, mounting post;11st, dividing plate;12nd, latch window a;13rd, electric mortise lock a;14th, electromagnet;
2nd, cabinet door;20th, electric mortise lock b;
3rd, numeric keypad;
4th, drawer;41st, latch window b;42nd, permanent magnet;
5th, display screen;
7th, fingerprint password input device;70th, button is confirmed;71st, back casing;711st, finger stretches into chamber;712nd, fingerprint input module is pacified
Dress portion;72nd, procapsid;73rd, finger-print cipher input module;731st, finger print acquisition module;732nd, pressure sensor;733rd, password is defeated
Enter module board.
Embodiment
Embodiment 1
According to Fig. 1 to Fig. 5, the present embodiment is a kind of safety box, includes the cabinet 1 of front opening, is rotatably connected on cabinet
Cabinet door 2 on the right side of body front end, the cabinet door left end face is provided with more than one electric mortise lock b20, the cabinet inner left wall
The position of correspondence electric mortise lock b lock pins offers latch window a12.
The cabinet door outer wall is provided with a numeric keypad 3, the numeric keypad, electric mortise lock b respectively with installed in cabinet door
The control board electrical connection of inner side.
Inputted by numeric keypad after one group of numerical ciphers being consistent with setting code, control board control electric mortise lock b
Perform unlocking step.
It is fixedly welded with the dividing plate 11 of a level, the cabinet to be located at below dividing plate in the cabinet and is slidably fitted with
One drawer 4;Two side is provided with two electric mortise lock a13, the drawer two side positioned at dividing plate lower position in the cabinet
The latch window b41 with the electric mortise lock a of homonymy lock pin mating connection is offered respectively.
Drawer rear end wall is fixedly connected with the position peace of rear surface correspondence permanent magnet in permanent magnet 42, the cabinet
Equipped with electromagnet 14.
Left side wall, which is located above dividing plate, in the cabinet is connected with a mounting post 10, and right side is provided with the mounting post
The top position for being located at fingerprint password input device on front side of one fingerprint password input device 7, the mounting post is provided with a display
Screen 5, the upper position of the mounting post front side wall face correspondence fingerprint password input device is provided with a confirmation button 70.
The fingerprint password input device includes on the left of the procapsid 72 and back casing 71 being connected, the back casing front end
A fingerprint input module installation portion 712 is formed, the back casing is together with one L-shaped of formation in fingerprint input module installation portion
Finger stretch into chamber 711, finger stretches into the opening of chamber positioned at the right side of back casing.
The right-hand member of the fingerprint input module installation portion is provided with finger-print cipher input module 73, the finger-print cipher input
Module includes a Password Input module board 733,4 longitudinal arrangements being connected on Password Input module board
Pressure sensor 732, and 4 finger print acquisition modules 731 being respectively fixedly connected with each pressure sensor.
The electric mortise lock a, electromagnet, display screen, each described pressure sensor, finger print acquisition module and confirmation button
Electrically connected respectively with the control board.
When needing to open drawer, the finger that the right hand is stretched into fingerprint password input device is stretched into chamber, forefinger, middle finger, unknown
Refer to, little finger of toe is corresponded to by four finger print acquisition modules arranged along above-below direction respectively, each finger is according to password order
Pressing each finger print acquisition module makes the pressure suffered by the pressure sensor of correspondence position reach default value, and the pressure is passed
Pressure value suffered by sensor shows that 4 row double figures of display are digital in real time on the display screen in real time on the display screen,
4 line number words correspond to the pressure value of four pressure sensors arranged from top to bottom respectively, and when the pressure sensor of correspondence position
When the value that is under pressure is zero, the corresponding Mobile state on display screen shows pseudo random number;Pressure sensor in each position is pressed
During to default value, the confirmation button is pressed using thumb, is pressed after confirmation button, control board extracts correspondence position
The finger print information that finger print acquisition module is got, forms four according to the fingerprint sequence with different pressures value while sequential arrangement
Row, control board compares the fingerprint sequence information that fingerprint sequence is independently set with user, if fingerprint sequence information is consistent,
Judge that Password Input is correct, control board control electric mortise lock a performs unlocking step, then control board control electromagnetism Tie Tong
Electricity is produced and the reverse magnetic field of permanent magnet, drawer is ejected a segment distance forward;If fingerprint sequence information is inconsistent, judge close
Code input error, points out user to re-enter password by display screen.
Cabinet door madial wall is pressed into confirmation button when closing cabinet door, and control board detection finger print acquisition module no signal is defeated
Go out and confirm that button has signal output, then control board control electric mortise lock a, electric mortise lock b perform step of locking.
The default value of the pressure be fixed numbers, press the pressure sensor when, when real-time pressure value with
Difference between the fixed numbers of setting is less than 0.2 Newtonian time, it is believed that real-time pressure value is equal to default value;The display
The precision of shown real-time pressure numerical value is 0.1 newton on screen.
The real-time pressure value precision of the display screen display is 0.1 newton, and is multiplied by 10 and is scaled integer and show, such as pressure
Force value is 0.2 Newtonian time, shows screen display 2(Value shown on display screen is hereafter designated as pressing force).
In order to be more clearly understood that the key of fingerprint password input device, citing below is further illustrated:Such as forefinger, in
Refer to, nameless and little finger of toe corresponds to 1,2,3 and 4 respectively, if setting code is 2143, sets pressing force as 8765(Pressure may be selected
Numerical value is 1-8), then middle finger is pressed successively, makes to press confirmation button when the second row is shown in the range of 6 to 10 on display screen, then
Forefinger is pressed, makes to press confirmation button when the first row is shown in the range of 5 to 9 on display screen, then presses little finger of toe, make on display screen
Confirmation button is pressed when fourth line is shown in the range of 4 to 8, the third finger is finally pressed, the third line on display screen is shown 3 to 7 models
Confirmation button is pressed when enclosing interior.
Certainly, password can also be set to 6 conventional bit digitals, such as setting code is 232421, set pressing force as
876567, then middle finger is pressed successively(Second row pressure shows 6 to 10), it is nameless(The third line pressure shows 5 to 9), middle finger(The
Two row pressure show 4 to 8), little finger of toe(Fourth line pressure shows 3 to 7), middle finger(Second row pressure shows 4 to 8), forefinger(First
Row pressure shows 5 to 9).
When the pressure sensor of correspondence position be under pressure value be zero when, the corresponding Mobile state on display screen shows pseudorandom
Number.The pseudo random number can carry out calculating acquisition, such as one position according to the real-time pressing force of the pressure sensor being under pressure
The pressure sensor put is under pressure value for N(N is 1-8)When, the pressure of other three positions is shown as(N+2)、(N+3)With
(N-1).
By above-mentioned technological means, because four line number words are closer on display screen, only user oneself knows see
Which numeral, even if other people look at display screen, observation user is operated, and can not also know the password that user specifically inputs.
Front end outside wall surface of the drawer close to cabinet door side is smooth plane, when the drawer is closed,
The front end face of the dividing plate exceedes the front end outside wall surface of drawer.By the magnetic field repulsive force between electromagnet and permanent magnet during opening drawer
Drawer is set to eject a segment distance forward, the front end of drawer is not available for pulling out the handle or other similar structures of drawer, it is ensured that take out
Drawer is not pried open by violence.
Embodiment 2
The present embodiment makes following improvement on the basis of embodiment 1:When opening drawer, if user is used to input finger-print cipher
Toe Transplantation for Segmental Finger is injured and when can not normally input complete finger print password, user will be any in index finger, middle finger, ring finger and little finger
More than one finger is by finger print acquisition module at an arbitrary position, and control board is extracted at least one finger print acquisition module and obtained
The finger print information got, and the finger print information independently set with user is compared, after matching user identity, control board to
Dynamic verification code is sent with the mobile terminal of corresponding user identity binding, user adds one on the basis of the numerical value of dynamic verification code
Individual dynamic setting numeral obtains set of number password, and user is on numeric keypad after input numerical ciphers, and control board is controlled
Electric mortise lock a performs unlocking step.
The dynamic setting numeral is user by corresponding finger on finger-print cipher input module, forefinger, middle finger, unknown
Refer to and little finger of toe corresponds to 1,2,3 and 4 respectively.
When such as only having forefinger by a finger print acquisition module, the pressure sensor of correspondence position detects pressure,
Then dynamic setting numeral is 1;As middle finger and little finger of toe are pressed from left number second, the 4th finger print acquisition module, then correspondence position
Pressure sensor detect pressure, then dynamic setting numeral be 24;Press first such as forefinger, middle finger, nameless three fingers,
Second and the 3rd finger print acquisition module on, three pressure sensors detect pressure, then dynamic setting numeral be 123.
The digit of dynamic setting numeral is previously set by user;Such as dynamic password is 756452, and dynamic setting numeral is
134, then the second group of password inputted is 756586.
By such means, even if other people have stolen dynamic verification code on the mobile phone of user and certain using illegal means
The fingerprint of a little fingers, due to the digit for being difficult to know dynamic setting numeral, it is only necessary to the Password Input of limitation at the appointed time
Number of times, other people are just difficult to the password for cracking safety cabinet.
Further, when Password Input errors number exceed twice, then the control board of safety cabinet by network to
The more than one mobile terminal of family binding sends alarming short message.