CN203296516U

CN203296516U - Drawer and fingerprint drawer lock

Info

Publication number: CN203296516U
Application number: CN201320283568XU
Authority: CN
Inventors: 林新达
Original assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2013-05-22
Filing date: 2013-05-22
Publication date: 2013-11-20
Anticipated expiration: 2023-05-22

Abstract

The utility model relates to a fingerprint drawer lock. The fingerprint drawer lock comprises a lock body and an operation panel electrically and mechanically connected with the lock body. The lock body comprises a lock shell, a mechanical lock cylinder, a microprocessor, a memorizer and a main power supply, wherein the mechanical lock cylinder, the microprocessor, the memorizer and the main power supply are accommodated in the shell. The operation panel comprises a fingerprint collector, a spare lock-opening mechanism and a panel cover, further comprises a spare power supply connector, and is divided into a fingerprint lock-opening area, a spare lock-opening area and a sliding piece area from right to left, the fingerprint lock-opening area is provided with the fingerprint collector, the spare lock-opening area is provided with the spare lock-opening mechanism and the spare power supply connector, the sliding piece area is provided with a member for fixing the panel cover, and the member can be slide from right to left to sequentially expose the fingerprint lock-opening area and the spare lock-opening area. A drawer and the fingerprint drawer lock are reasonable in structural design, humanized in operation panel and strong in practicability.

Description

Drawer and fingerprint drawer lock thereof

Technical field

The utility model relates to a kind of lockset, relates in particular to a kind of fingerprint drawer lock and uses the drawer of this lock.

Background technology

Fingerprint Lock is a kind of take somatic fingerprint as identification carrier with the intelligent lock of means, and Fingerprint Lock generally is comprised of electronic recognition and control, mechanical linkage system two parts.Finger print identifying combines advanced fingerprint technique with cabinet lock (comprising file cabinet, home-use cabinet, safety cabinet, drawer etc.), the characteristics such as have easily and fast, accurate, and the uniqueness of fingerprint and non-reproduction have determined that Fingerprint Lock is the safest lock kind in all locksets at present.Fingerprint Lock, except by fingerprint recognition, realizing unblanking, according to national regulation, also should add and join the emergency machine key so that in the situation that fingerprint recognition lost efficacy and to unblank by mechanical key.

Fingerprint Lock is the equipment of an electricity, machine combination, the quality quality of lock core, the science of circuit design and reasonability etc., capital has influence on the stability of Fingerprint Lock, the core technology of Fingerprint Lock is mainly reflected in several respects: the appropriate design of (1) front and back panel, it is outward appearance, this is the sign that Fingerprint Lock significantly is different from like product, and the topology layout of more important inside is directly determining stability and the Function of product.(2) lock body, the parent of the dead bolt that can link with door.The quality of lock body, directly determining life-span of product, and this is technology most crucial in mechanical technique, is also the lifeblood place of Fingerprint Lock, is also the most scabrous problem in industry.(3) fingerprint module and application system, this is the basis of electronic section.No matter mechanical part is done how well, if fingerprint electron part discrimination is not high, the safety of Fingerprint Lock still can not be guaranteed.(4) circuit design, circuit design and wiring clearly, be also the key factor that ensures product stability.

Existing Fingerprint Lock will be opened, and must depend on registered fingerprint user or emergency machine key, if the fingerprint user of registration and emergency machine key all not by Fingerprint Lock, Fingerprint Lock can not be opened.In addition, existing Fingerprint Lock is normally by external power supply or use battery to power as fingerprint identification device and lock body drive unit; External power supply needs special circuit structure usually, its complex circuit, and difficult wiring, and, in the situation that outage occurs, can't unblank; Although internal battery is simple in structure, when battery electric quantity is not enough, can't unblank equally; So, in the situation that outage, even fingerprint user and emergency machine key are at the scene, Fingerprint Lock also can not be opened.

The utility model content

The purpose of this utility model is, for overcoming the deficiencies in the prior art, provide a kind of prepare and carry with power interface, surface structure and the more rational fingerprint drawer lock of circuit design.

Another purpose of the present utility model is that a kind of drawer that uses described fingerprint drawer lock is provided.

For reaching above technical purpose, the technical solution adopted in the utility model is as follows:

A kind of fingerprint drawer lock, it comprises:

The internal drive module, it comprises: the microprocessor of the fingerprint signal that receives for analyzing and processing; For the memory cell of preserving described fingerprint signal; Be used for the mechanical lock of carrying out the locking functions of drawer-lock and having the standby member of unblanking; For realizing the main power source of powering; And the external control module, it comprises: be used to gathering the user fingerprints data and according to described finger print data, producing the fingerprint collecting unit of fingerprint signal; For driving the standby unlocking mechanism of the standby member of unblanking of described mechanical lock; And for when described main power source can't be powered, by external standby electric power, being the standby electric power interface unit of drawer-lock power supply.

Further, described microprocessor comprises the finger prints processing unit, this finger prints processing unit is configured to receive the fingerprint signal from described fingerprint collecting unit, fingerprint signal default in this fingerprint signal and described memory cell is compared, when two fingerprint signal couplings, this finger prints processing unit described mechanical lock of order-driven changes unlocking condition into; When two finger print informations did not mate, this this mechanical lock of finger prints processing unit instruction was remained blocking.

Further, described microprocessor also comprises the lock core control module, and it is configured to receive the instruction from described finger prints processing unit, drives described mechanical lock and changes unlocking condition into, or remain blocking.

More preferably, described microprocessor also comprises the battery capacity monitoring unit, and it is arranged for the electric power thus supplied that detects whole drawer-lock, according to electric power thus supplied, to described lock core control module, sends instruction.

Particularly, the preferential electric power thus supplied that detects described main power source of described battery capacity monitoring unit, it is arranged to when described main power source power supply trouble, the described lock core control module of described battery capacity monitoring unit instruction instruction mechanical lock is remained blocking, this moment, while when standby electric power, by described standby electric power interface unit, being the drawer-lock power supply, this drawer-lock was remained normal duty.

Its suboptimization surface structure.

a kind of fingerprint drawer lock, it comprises that lock body reaches and described lock body is electrically connected and the guidance panel of mechanical connection, described lock body comprises lock housing and is contained in the mechanical lock in this lock housing, microprocessor, memory and main power source, wherein, the fingerprint district of unblanking is set respectively on described guidance panel from right to left, standby district and the sliding part district of unblanking, described fingerprint unblanks to be provided with fingerprint capturer in district, in the described standby district of unblanking, be provided with standby unlocking mechanism and standby electric power interface, described sliding part district is provided with panel cover and is fixing and by sliding, expose successively the unblank member in district and the standby district of unblanking of fingerprint left for described panel cover.

Particularly, described standby electric power interface is for being communicated with its metal interface anodal and negative pole for dry cell.

More specifically, described panel cover medial surface is provided with at least one alignment pin and at least one chute that supplies this alignment pin to move left and right; The sliding part district of described guidance panel is provided with the pin-and-hole with described alignment pin corresponding matching.

Further, the sliding part district of described guidance panel is provided with roller, and this roller comprises wheel shaft and wheel body, and described wheel shaft vertically arranges, and described wheel body is outstanding this guidance panel partly, be used to limiting the slip of described panel cover.

Further, the medial surface of described panel cover and the described pair of rollers position of answering sets gradually and is respectively used to cover, only expose unblank district and expose simultaneously fingerprint unblank district, standby the first spacing holding tank, stopper section and the second holding tank of unblanking during district of described fingerprint fully by this panel cover and guidance panel.

Particularly, described the first holding tank and the second holding tank are semi-cylindrical recesses.The direction of described stopper section along described the first holding tank to the second holding tank comprises semi-cylindrical recesses, stop wall and spigot surface successively.

Further, the groove that is provided with of the top edge of described guidance panel edge and described panel cover, lower limb and left hand edge is sheathed mutually.

A kind of drawer, it adopts foregoing fingerprint drawer lock.

Compared with prior art, the utlity model has following advantage:

(1) fingerprint drawer lock of the present utility model, start with from this fundamental issue of powering, and the standby electric power interface is provided, be equivalent to provide the second the standby scheme of unblanking, and improved the practicality that fingerprint recognition is applied to drawer-lock;

(2) fingerprint drawer lock of the present utility model, carried out rational deployment to each funtion part on guidance panel, coordinates the setting of panel cover, makes this fingerprint drawer lock more attractive in appearance, has and better cover safety and dust tightness.

The accompanying drawing explanation

Fig. 1 is the structure theory of constitution block diagram of the utility model fingerprint drawer lock.

Fig. 2 is the three-dimensional structure diagram of the utility model fingerprint drawer lock guidance panel.

Fig. 3 is the stereo decomposing structure chart of the utility model fingerprint drawer lock guidance panel, and the layout of each several part on guidance panel and the internal construction of panel cover mainly are shown.

Fig. 4 is the three-dimensional structure diagram of stopper section of the panel cover of the utility model fingerprint drawer lock.

Fig. 5 is the three-dimensional structure diagram of the guidance panel of the utility model fingerprint drawer lock when only exposing fingerprint and unblanking district.

Fig. 6 is that the guidance panel of the utility model fingerprint drawer lock exposes fingerprint unblank district and standby three-dimensional structure diagram of unblanking during district simultaneously.

Fig. 7 is the three-dimensional structure diagram of the utility model fingerprint drawer lock, and the assembling situation of its guidance panel and lock body mainly is shown, and the using method of standby electric power interface also is shown simultaneously.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

Please refer to Fig. 1, in the structure theory of constitution block diagram of an optimum embodiment of the utility model fingerprint drawer lock, this fingerprint drawer lock comprises the lock body A that is arranged on the drawer panel inboard and is arranged on the drawer panel outside and described lock body A to be had and is electrically connected and the guidance panel B of mechanical connection.

Described lock body A comprises microprocessor A1 and the storage unit A 2, mechanical lock A3 and the main power source A4 that with this microprocessor A1, are electrically connected.Described microprocessor A1 comprises three sub-processing units: finger prints processing unit A11, lock core control module A12 and battery capacity monitoring unit A13; The standby electric power interface unit B3 that described guidance panel B comprises the fingerprint capturer 111 that is electrically connected with described microprocessor A1, be electrically connected with battery capacity monitoring unit A13 and for directly controlling the standby unlocking mechanism B2 of described mechanical lock A3.

This fingerprint drawer lock relies on described microprocessor A1 mainly to carry out three large functions: fingerprint collecting and processing, lock core control and power supply state are monitored, and below above-mentioned three large functions are further described.

Described finger prints processing unit A11, storage unit A 2 and fingerprint capturer 111 are common be used to carrying out the function of described fingerprint collecting and processing.Described fingerprint capturer 111 changes corresponding fingerprint signal data into for the fingerprint image by collection, and described storage unit A 2 is be used to storing described fingerprint signal data, and described finger prints processing unit A11 has record, reads and contrast the function of finger print information.Default finger print information collects by described fingerprint capturer 111, and is stored to described storage unit A 2 by this finger prints processing unit A11; After expectation receives by described fingerprint capturer 111 for the finger print information of opening this fingerprint drawer lock, finger prints processing unit A11 compares this fingerprint signal and the interior default fingerprint signal of described storage unit A 2, when two fingerprint signal couplings, this finger prints processing unit A11 sends and drives the instruction that described mechanical lock A3 unblanks, when two finger print informations did not mate, this finger prints processing unit A11 sent the instruction of remaining described mechanical lock A3 locking.

The function that described lock core control module A12, mechanical lock A3 and standby unlocking mechanism B2 control be used to carrying out described lock core jointly.Described mechanical lock A3 directly carries out the frame for movement of unblanking with blocking function; Described lock core control module A12 and mechanical lock A3 are electrically connected, and for receiving the instruction from described finger prints processing unit A11 and battery capacity monitoring unit A13, control described mechanical lock A3 and unblank or lock operation; Described standby unlocking mechanism B2 and mechanical lock A3 are with separately mechanical component engagement connection, this standby unlocking structure B2, for driving the standby member of unblanking of described mechanical lock A3, opens this fingerprint drawer lock at emergency rating, utilizing mechanically actuated (namely using key).

Described battery capacity monitoring unit A13 is for monitoring described main power source A4 power supply state.described main power source A4 is each member power supply of whole fingerprint drawer lock, described standby electric power interface unit B3, for accessing external power source, is similarly each member power supply of whole fingerprint drawer lock, described battery capacity monitoring unit A13, electric power thus supplied for detection of whole fingerprint drawer lock, according to electric power thus supplied, to described lock core control module A12, send instruction, particularly, this battery capacity monitoring unit A13 detects the electric power thus supplied of described main power source A4 constantly, when described main power source A4 electricity shortage, described battery capacity monitoring unit A13 is to the described lock core control module A12 information that gives a warning, and the described mechanical lock A3 of this lock core control module of instruction A12 control remains blocking, no matter be input fingerprint or use standby unlocking mechanism B2 all can't open this drawer-lock, this moment is while being the drawer-lock power supply when external power source by described standby electric power interface unit B3, this drawer-lock recovers normal duty.

Three large functions of above-mentioned fingerprint drawer lock are by guidance panel B is operated and realizes, the layout that this guidance panel B need to have reasonably, people-oriented below is described further the structure of described guidance panel B.

Please refer to Fig. 2, in the three-dimensional structure diagram of the utility model fingerprint drawer lock guidance panel B, show guidance panel B, it comprises panel 1 and is covered on the panel cover 2 on panel 1.By this panel 1 and panel cover 2 partition, as shown in Figure 3, the layout of each functional module and the structure of panel cover 2 medial surfaces on visible panel 1.

Please continue to refer to Fig. 3, described panel 1 can be divided into three functional areas from right to left: fingerprint unblank district 11, standby district 12 and the sliding part district 13 of unblanking.

The described fingerprint district 11 of unblanking is provided with fingerprint capturer 111.This fingerprint capturer 111 can adopt semicoductor capacitor formula collector, in the time of above user's finger is placed on, finger skin has formed a utmost point of capacitor array, the capacitance of capacitor is different due to the distance between conductor (ridge of fingerprint and paddy are with respect to the distance of another utmost point), by capacitances different in measurement space, obtains complete fingerprint image; This fingerprint capturer 111 also can adopt conductor temperature type collector, and this temperature mode collector obtains fingerprint image by the ridge in the induction fingerprint and the different temperatures of paddy.This fingerprint capturer 111 can have fingerprint collecting head, and described fingerprint collecting head can adopt slide fingerprint collection head or pressing fingerprint collecting head; And the fingerprint collecting face that this fingerprint collecting head has can be an inclined plane and in be trapped in the surface of described panel 1, as shown in Figure 3, also can be a vertical plane concordant with panel 1 surface.These fingerprint capturer 111 back sides are provided with data wire 15, as shown in Figure 7, for the fingerprint image by its collection, are transformed into picture signal, by this data wire 15, are sent to the microprocessor A1 of described lock body A, to carry out next step processing of signal.

The described standby district 12 of unblanking is provided with standby unlocking mechanism 121 and standby electric power interface 122, and both are equal to respectively described standby unlocking mechanism B2 and standby electric power interface unit B3 in Fig. 1.Described standby unlocking mechanism 121 is essentially a key unlocking device, it comprises the gangbar 16 at the keyhole that is positioned at panel 1 front (indicating) and the back side, as shown in Figure 7, this gangbar 16, for driving the standby unlocking mechanism (not shown) of aforementioned lock body A mechanical lock A3, is opened this mechanical lock A3.Described standby electric power interface 122 is mainly used in external dry cell 4, and as shown in Figure 7, so this standby electric power interface 122 is in fact the metal interface that is communicated with dry cell 4 positive poles and negative pole.

Described sliding part district 13 is provided with roller 131, several pin-and-holes 132 and panel cover 2.Described roller 131 comprises the wheel shaft 131a of vertical setting and is movably set in the wheel body 131b on wheel shaft 131a, described wheel body 131b is the surface of outstanding panel 1 partly, and the height of the ledge of this wheel body 131b is identical with the clearance height after panel 1 and panel cover 2 cover fully; In the present embodiment, be provided with four described pin-and-holes 132, these four pin-and-holes 132 are arranged in described roller 131 4 angular direction with matrix form.

continuation is with reference to figure 3, the structure of described panel cover 2 matches with described sliding part district 13 in fact, the medial surface of this panel cover 2 is provided with alignment pin 21 and supplies this alignment pin 21 at the interior chute that moves left and right 22, the number of described alignment pin 21 is identical with described pin-and-hole 132, be similarly four, and these four alignment pins 21 are not only corresponding with described four pin-and-holes 132, and the relative position between alignment pin 21 is fixed, further, described alignment pin 21 is take horizontal in twos as one group, accordingly, these panel cover 2 horizontally sets the chutes 22 that slide of the described two groups of alignment pins of two confessions, service condition from reality, when this panel cover 2 horizontally slips, described in fact alignment pin 21 is fixed, that relative this alignment pin 21 of described chute 22 moves left and right.

With reference to figure 3-Fig. 6, described roller 131 at the deformation trace on panel cover 2 just between described two chutes 22.In order to make this panel cover 2 in use more meet user's use habit, when described panel cover 2 covers fully with panel 1, the medial surface of this panel cover 2 and described roller 131 corresponding positions arrange the first holding tank 23, when described panel cover 2 moves to left when exposing described fingerprint and unblanking district 11, the medial surface of this panel cover 2 and described roller 131 corresponding positions arrange stopper section 25; When described panel cover 2 continues to move to left, expose described standby unblanking during district 12, the medial surface of this panel cover 2 and described roller 131 corresponding positions arrange the second holding tank 24.Described the first holding tank 23 and the second holding tank 24 are semi-cylindrical recesses, the slip of described roller 131 are had to the effect of buffering.The direction of described stopper section 25 along described the first holding tank 23 to the second holding tank 24 comprises semi-cylindrical recesses 251, stop wall 252 and spigot surface 253 successively, described groove 251 is coplanar with stop wall 252, the height of this stop wall 252 so that the maximum height that described roller 131 can be crossed be limited, as shown in Figure 4; The restricted effect of slip of these stopper section 25 pair rollers 131, according to actual service condition, the described fingerprint district 11 of unblanking is the highest zones of frequency of utilization on panel 1, so panel cover 2 is easy moving to left when only exposing this fingerprint and unblanking district 11; The described standby district 12 of unblanking just uses under emergency rating, under general state, should keep covering, therefore panel cover 2 is unblanked behind district 11 only exposing fingerprint, described roller 131 falls into the semi-cylindrical recesses 251 of described stopper section, and be subjected to stop wall 252 against, this roller 131 is by suitably restriction continuation displacement, as shown in Figure 5; If continue to move to left, expose this standby unblanking and during district 12, need to firmly make described roller 131 cross stop wall 252, just can make roller 131 can continue to slide, thereby make panel cover 2 continue to move to left, as shown in Figure 6; When panel cover 2 will move to right while recovering the covering of the standby district 12 of unblanking, described roller 131, through described spigot surface 253, falls into described groove 251 again, and this process is also easy.

Please refer again to Fig. 3, in order to make described panel cover 2, on panel 1, slide more steadily, the edge 14 of described guidance panel 1 is sheathed mutually with the groove 26 that top edge, lower limb and the left hand edge of described panel cover 2 is provided with.

In sum, the utility model drawer and fingerprint drawer lock reasonable in design thereof, the guidance panel humanization designing, practical.

Therefore; above-described embodiment is preferably embodiment of the utility model; but not merely be restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, within all being included in protection domain of the present utility model.

Claims

1. fingerprint drawer lock, it comprises that lock body reaches and described lock body is electrically connected and the guidance panel of mechanical connection, described lock body comprises lock housing and is contained in the mechanical lock in this lock housing, microprocessor, memory and main power source, it is characterized in that: the fingerprint district of unblanking is set respectively on described guidance panel from right to left, standby district and the sliding part district of unblanking, described fingerprint unblanks to be provided with fingerprint capturer in district, in the described standby district of unblanking, be provided with standby unlocking mechanism and standby electric power interface, described sliding part district is provided with panel cover and is fixing and by sliding, expose successively the unblank member in district and the standby district of unblanking of fingerprint left for described panel cover.

2. fingerprint drawer lock as claimed in claim 1 is characterized in that: described standby electric power interface is for being communicated with its metal interface anodal and negative pole for dry cell.

3. fingerprint drawer lock as claimed in claim 1 is characterized in that: described panel cover medial surface is provided with the chute that at least one alignment pin and at least one moves left and right for this alignment pin; The sliding part district of described guidance panel is provided with the pin-and-hole with described alignment pin corresponding matching.

4. fingerprint drawer lock as claimed in claim 3, it is characterized in that: the sliding part district of described guidance panel is provided with roller, and this roller comprises wheel shaft and wheel body, and described wheel shaft vertically arranges, described wheel body is outstanding this guidance panel partly, be used to limiting the slip of described panel cover.

5. fingerprint drawer lock as claimed in claim 4 is characterized in that: the position that the medial surface of described panel cover and described pair of rollers are answered sets gradually and is respectively used to cover, only expose unblank district and expose simultaneously fingerprint unblank district, standby the first spacing holding tank, stopper section and the second holding tank of unblanking during district of described fingerprint fully by this panel cover and guidance panel.

6. fingerprint drawer lock as claimed in claim 5, it is characterized in that: described the first holding tank and the second holding tank are semi-cylindrical recesses.

7. fingerprint drawer lock as claimed in claim 5, it is characterized in that: the direction of described stopper section along described the first holding tank to the second holding tank comprises semi-cylindrical recesses, stop wall and spigot surface successively.

8. as the described fingerprint drawer lock of claim 1-7 any one, it is characterized in that: the groove that the top edge of described guidance panel edge and described panel cover, lower limb and left hand edge are provided with is sheathed mutually.

9. drawer, it adopts as the described fingerprint drawer lock of claim 1-8 any one.