CN111852184B

CN111852184B - Fingerprint lock

Info

Publication number: CN111852184B
Application number: CN202010658715.1A
Authority: CN
Inventors: 唐冬冬; 王康辉
Original assignee: Shenzhen Mangongfang Smart Home Co ltd
Current assignee: Shenzhen Shijun Smart Home Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-11-23
Anticipated expiration: 2040-07-09
Also published as: CN111852184A

Abstract

The invention relates to the field of fingerprint locks, in particular to a fingerprint lock which comprises a fingerprint lock shell, wherein the lower end of the front side of the fingerprint lock shell is fixedly connected with a handle, an extension mechanism is fixedly connected onto the handle, a first groove is formed in the middle of the front side of the fingerprint lock shell, a fingerprint plate is fixedly connected into the first groove, second sliding grooves are formed in two sides of the lower end of the inner portion of the first groove, the two second sliding grooves are respectively located on two sides of the fingerprint plate, and a cleaning mechanism is connected between the second sliding grooves in a sliding mode. The protective shell is arranged on the shell of the fingerprint lock, so that the protective plate and the baffle plate of the protective shell can isolate the fingerprint plate from the outside when the fingerprint lock is used, dust in the air can be prevented from being stuck on the fingerprint plate by other foreign matters to prevent the fingerprint plate from collecting fingerprints of people, and the problem that the fingerprint lock is prevented from collecting fingerprints of people because a protective structure is not arranged outside the existing fingerprint lock used by people and the surface of a part of the fingerprint lock for collecting fingerprints is easily stained with dust or other foreign matters is solved.

Description

Fingerprint lock

Technical Field

The invention relates to the field of fingerprint locks, in particular to a fingerprint lock.

Background

The fingerprint lock is one of locksets that people used, has higher security, can use the fingerprint lock in various places.

When using to the main control computer in the circuit distribution room, in order to prevent that the main control computer from being operated by the people, install the fingerprint lock in the main control computer, and the outside protective structure that does not have mostly of fingerprint lock, the part surface that the fingerprint was collected to the fingerprint lock is stained with dust or other foreign matters easily, hinder the fingerprint lock and collect people's fingerprint, when the outage condition appears and unblank, the people need throw light on with the help of other lighting apparatus, when the part of fingerprint is collected to clearance fingerprint lock, for convenience, people mostly wipe with the finger, if glue with the sweat on the finger, only can wipe more dirty.

Disclosure of Invention

The invention provides a fingerprint lock aiming at the problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a fingerprint lock, includes the fingerprint lock shell, the positive lower extreme fixedly connected with handle of fingerprint lock shell, handle fixedly connected with extension mechanism on hand, the positive middle part of fingerprint lock shell is equipped with first recess, the inside fixedly connected with finger board of first recess, the inside lower extreme both sides of first recess all are equipped with the second spout, two the second spout is located the both sides of finger board respectively, sliding connection has clearance mechanism between the second spout, the positive both sides upper end of fingerprint lock shell all is equipped with the third spout, the positive upper end sliding connection of fingerprint lock shell has the protective housing.

Specifically, it includes the sleeve pipe to extend the mechanism, the sleeve pipe is kept away from one side middle part of handle and is equipped with the through-hole, the sleeve pipe is close to one side of handle and is inserted and be equipped with the dead lever, sheathed tube one end fixed connection is kept away from to the dead lever on hand, and the lower extreme all is equipped with first spout on the lateral wall of dead lever, the equal sliding connection in inside of first spout has first slider, first slider all with sheathed tube inside wall fixed connection, the one end fixedly connected with inserted bar of handle is kept away from to the dead lever, the diameter ratio of inserted bar is little than the diameter of through-hole, one side upper end that the dead lever was kept away from to the inserted bar lateral wall is equipped with the spacing groove, one side cover that the dead lever was kept away from to the inserted bar lateral wall is equipped with fixed pipe, the one end fixed connection that the dead lever was kept away from to fixed pipe is on one side inside wall that the sleeve pipe kept away from the handle.

Specifically, clearance mechanism includes the fixed plate, the positive middle part of fixed plate is equipped with the second recess, the inside of second recess is inserted and is equipped with the stripper bar, the back of stripper bar passes the inside of second recess and extends to the back of fixed plate, the stripper bar is located the one end fixedly connected with sponge piece at the fixed plate back, distance between the sponge piece both sides is greater than the distance between the fingerprint board both sides, the positive fixedly connected with clamp plate of stripper bar, the length and width height of clamp plate all is greater than the length and width height of second recess, the cover is equipped with second compression spring on the lateral wall of stripper bar, the back fixed connection of second compression spring is on the inside wall of second recess, the positive fixed connection of second compression spring is on the clamp plate, distance between the fixed plate both sides is less than the distance between the first recess both sides.

Specifically, the protective shell comprises a protective plate, two sides of the back of the protective plate are fixedly connected with side plates, the front of the protective plate is fixedly connected with a push-pull plate, the lower end of one side of one of the side plates, which is far away from the middle part of the protection plate, is fixedly connected with a battery, the middle parts of the back surfaces of the two side plates are fixedly connected with third sliding blocks, the third sliding blocks are all in a convex structure, the third sliding blocks are all connected inside the third sliding grooves on the same side in a sliding manner, both sides of the back surface of the third sliding block are fixedly connected with third compression springs, the back surfaces of the third compression springs are fixedly connected with top plates, the back of the top plate is contacted with the inner side wall of the third sliding chute, the upper ends of the two side plates are fixedly connected with a baffle plate, the distance between the two sides of the baffle is smaller than the distance between the two sides of the fingerprint lock shell, and a lighting mechanism is fixedly connected between the lower ends of the two side plates.

Specifically, lighting mechanism includes the connecting plate, the equal fixed connection in both ends of connecting plate is on homonymy curb plate, distance between the connecting plate front and back is greater than the distance between the baffle front and back, the lower extreme fixedly connected with lamp strip of connecting plate, lamp strip and battery electric connection, the upper end fixedly connected with travel switch of connecting plate, travel switch and battery and lamp strip electric connection, the last conflict of travel switch is connected with the stripper plate, stripper plate fixed connection is on fingerprint lock shell.

Specifically, the sleeve pipe is kept away from one side lateral wall upper end fixedly connected with fixed block of handle, the limiting plate is inserted and is equipped with in the upper end of fixed block, the limiting plate is L type structure, the lower extreme of limiting plate runs through the fixed block.

Specifically, the cover is equipped with first compression spring on the lateral wall of fixed pipe, one side fixed connection that first compression spring is close to the handle is on the dead lever, one side fixed connection that first compression spring kept away from the handle is on the sleeve pipe keeps away from one side inside wall of handle.

Specifically, the equal fixedly connected with second slider in back both sides of fixed plate, two distance between the second slider is greater than the distance between the sponge piece both sides, the equal sliding connection of second slider is in the inside of homonymy second spout.

The invention has the beneficial effects that:

(1) according to the fingerprint lock, the protective shell is arranged on the fingerprint lock shell, when the fingerprint lock is used, the protective plate and the baffle plate of the protective shell can isolate the fingerprint plate from the outside, dust in the air can be prevented from being adhered to the fingerprint plate by other foreign matters to prevent the fingerprint plate from collecting fingerprints of people, and the problem that the fingerprint lock is prevented from collecting fingerprints of people due to the fact that a protective structure is not arranged outside the existing fingerprint lock used by people, dust or other foreign matters are easily attached to the surface of a part of the fingerprint lock for collecting fingerprints is solved; the protection plate is provided with the illuminating mechanism, when the door is opened at night, when a person slides the protection plate to the uppermost end of the fingerprint lock shell, the extrusion plate of the illuminating mechanism can abut against the travel switch, the travel switch starts the light bar to illuminate the fingerprint lock shell, other illuminating equipment is not needed, and the problem that the person needs to illuminate with the aid of other illuminating equipment when the door is opened at night is solved.

(2) According to the fingerprint lock, the cleaning mechanism is arranged in the first groove, when the fingerprint lock is used, the fixing plate of the cleaning mechanism can slide above the fingerprint plate, the sponge block is abutted to the fingerprint plate through the pressing plate and the fixing rod, the sponge block slides on the fingerprint plate, foreign matters on the fingerprint plate can be cleaned in the sliding process, and the problem that people can wipe the fingerprint plate with fingers for convenience and only wipe the fingerprint plate dirty if sweat is adhered to the fingers is solved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a fingerprint lock according to the present invention;

FIG. 2 is a schematic structural diagram of an extension mechanism of a fingerprint lock according to the present invention;

FIG. 3 is a sectional view taken at A in FIG. 1 of a fingerprint lock provided in accordance with the present invention;

FIG. 4 is a schematic structural diagram of a fingerprint lock cleaning mechanism according to the present invention;

fig. 5 is a schematic structural view of a protective case of a fingerprint lock according to the present invention;

fig. 6 is a schematic structural diagram of a third sliding block of the fingerprint lock provided by the invention.

In the figure: 1. a fingerprint lock housing; 2. a handle; 3. an extension mechanism; 31. a sleeve; 32. a through hole; 33. fixing the rod; 34. a first chute; 35. a first slider; 36. inserting a rod; 37. a limiting groove; 38. a fixed tube; 39. a first compression spring; 310. a fixed block; 311. a limiting plate; 4. a first groove; 5. a fingerprint plate; 6. a second chute; 7. a cleaning mechanism; 71. a fixing plate; 72. a second slider; 73. a sponge block; 74. a second groove; 75. an extrusion stem; 76. pressing a plate; 77. a second compression spring; 8. a third chute; 9. a protective shell; 91. a protection plate; 92. a push-pull plate; 93. an illumination mechanism; 9301. a connecting plate; 9302. a light bar; 9303. a travel switch; 9304. a pressing plate; 94. a side plate; 95. a baffle plate; 96. a battery; 97. a third slider; 98. a third compression spring; 99. a top plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 6, the fingerprint lock of the present invention includes a fingerprint lock housing 1, wherein a handle 2 is fixedly connected to a lower end of a front surface of the fingerprint lock housing 1, an extension mechanism 3 is fixedly connected to the handle 2, a first groove 4 is disposed in a middle portion of the front surface of the fingerprint lock housing 1, a fingerprint plate 5 is fixedly connected to an inside of the first groove 4, second sliding grooves 6 are disposed on two sides of a lower end of an inside of the first groove 4, the two second sliding grooves 6 are respectively located on two sides of the fingerprint plate 5, a cleaning mechanism 7 is slidably connected between the second sliding grooves 6, so as to clean the fingerprint plate 5, third sliding grooves 8 are disposed on two upper ends of the front surface of the fingerprint lock housing 1, and a protective housing 9 is slidably connected to an upper end of the front surface of the fingerprint lock housing 1, so as to place dust or other foreign matter to be adhered to the fingerprint plate 5.

Specifically, the extension mechanism 3 includes a sleeve 31, a through hole 32 is provided in the middle of one side of the sleeve 31 far from the handle 2, a fixing rod 33 is inserted into one side of the sleeve 31 near the handle 2, one end of the fixing rod 33 far from the sleeve 31 is fixedly connected to the handle 2, a first sliding groove 34 is provided at each of the upper and lower ends of the outer side wall of the fixing rod 33, a first sliding block 35 is slidably connected to the inside of the first sliding groove 34, each first sliding block 35 is fixedly connected to the inner side wall of the sleeve 31, an insertion rod 36 is fixedly connected to one end of the fixing rod 33 far from the handle 2, the diameter of the insertion rod 36 is smaller than that of the through hole 32, a limiting groove 37 is provided at each upper end of the outer side wall of the insertion rod 36 far from the fixing rod 33, a fixing tube 38 is sleeved on one side of the outer side wall of the insertion rod 36 far from the fixing rod 33, one end of the fixing tube 38 far from the fixing rod 33 is fixedly connected to one side of the inner side of the sleeve 31 far from the handle 2, the length of the handle 2 can be extended.

Specifically, the cleaning mechanism 7 includes a fixing plate 71, a second groove 74 is disposed in the middle of the front surface of the fixing plate 71, an extrusion rod 75 is inserted into the second groove 74, the back surface of the extrusion rod 75 passes through the inside of the second groove 74 and extends to the back surface of the fixing plate 71, one end of the extrusion rod 75, which is located at the back surface of the fixing plate 71, is fixedly connected with a sponge block 73, the distance between the two sides of the sponge block 73 is greater than the distance between the two sides of the fingerprint plate 5, the front surface of the extrusion rod 75 is fixedly connected with a pressing plate 76, the length, the width and the height of the pressing plate 76 are both smaller than the length, the width and the height of the second groove 74, a second compression spring 77 is sleeved on the outer side wall of the extrusion rod 75, the back surface of the second compression spring 77 is fixedly connected to the inner side wall of the second groove 74, the front surface of the second compression spring 77 is fixedly connected to the pressing plate 76, the distance between the two sides of the fixing plate 71 is smaller than the distance between the two sides of the first groove 4, the foreign matters on the fingerprint plate 5 can be cleaned conveniently.

Specifically, the protective housing 9 includes protective plates 91, side plates 94 are fixedly connected to both sides of the back of the protective plate 91, a push-pull plate 92 is fixedly connected to the front of the protective plate 91, a battery 96 is fixedly connected to the lower end of one side of one of the side plates 94 away from the middle of the protective plate 91, third sliders 97 are fixedly connected to the middle portions of the backs of the two side plates 94, the third sliders 97 are of a convex structure, the third sliders 97 are slidably connected to the inside of the third sliding groove 8 on the same side, third compression springs 98 are fixedly connected to both sides of the back of the third slider 97, a top plate 99 is fixedly connected to the back of the third compression springs 98, the back of the top plate 99 is in contact with the inner side wall of the third sliding groove 8, a baffle 95 is fixedly connected to the upper ends of the two side plates 94, and the distance between both sides of the baffle 95 is smaller than the distance between both sides of the fingerprint lock housing 1, the protective shell 9 is conveniently clamped on the fingerprint lock shell 1, and an illuminating mechanism 93 is fixedly connected between the lower ends of the side plates 94 to provide an illuminating function.

Specifically, lighting mechanism 93 includes connecting plate 9301, the equal fixed connection in both ends of connecting plate 9301 is on homonymy curb plate 94, distance between the connecting plate 9301 front and back is big than the distance between the baffle 95 front and back, the lower extreme fixedly connected with lamp strip 9302 of connecting plate 9301, lamp strip 9302 and battery 96 electric connection, the upper end fixedly connected with travel switch 9303 of connecting plate 9301, travel switch 9303 and battery 96 and lamp strip 9302 electric connection, the last conflict of travel switch 9303 is connected with stripper plate 9304, stripper plate 9304 fixed connection is on fingerprint lock shell 1, is convenient for extrude travel switch 9303 to throw light on fingerprint lock shell 1 through lamp strip 9302.

Specifically, the sleeve 31 is kept away from one side lateral wall upper end fixedly connected with fixed block 310 of handle 2, the upper end of fixed block 310 is inserted and is equipped with limiting plate 311, limiting plate 311 is L type structure, the lower extreme of limiting plate 311 runs through fixed block 310, is convenient for fix the one end that inserted bar 36 is located the sleeve 31 outside.

Specifically, the cover is equipped with first compression spring 39 on the lateral wall of fixed pipe 38, one side fixed connection that first compression spring 39 is close to handle 2 is on dead lever 33, one side fixed connection that handle 2 was kept away from to first compression spring 39 is on the one side inside wall that handle 2 was kept away from to sleeve pipe 31, and the sleeve pipe 31 of being convenient for moves, the length of extension handle 2.

Specifically, the two sides of the back of the fixing plate 71 are fixedly connected with second sliding blocks 72, the distance between the two second sliding blocks 72 is larger than the distance between the two sides of the sponge block 73, and the second sliding blocks 72 are slidably connected inside the second sliding grooves 6 on the same side, so that the fixing plate 71 can slide inside the first groove 4 conveniently.

When the fingerprint lock is used, if the lock is to be unlocked, the protection plate 91 is slightly pressed, the third compression spring 98 is in a compressed state at the moment, the protection plate 91 slides upwards through the push-pull plate 92, when the protection plate 91 slides to the uppermost end of the fingerprint lock shell 1, the pressing plate 9304 abuts against the travel switch 9303, the travel switch 9303 turns on the light bar 9302 to illuminate the fingerprint lock shell 1, then the protection plate 91 is loosened, the third sliding block 97 is clamped in the third sliding groove 8 under the elastic action of the third compression spring 98, the position of the protection plate 91 at the moment is fixed, the light bar 9302 is always kept in an illuminated state, the unlocking person can press a finger on the fingerprint plate 5, the elements in the fingerprint lock shell 1 start to collect the fingerprint of the unlocking person, and when the foreign matter on the fingerprint plate 5 needs to be cleaned, the pressing plate 76 can be pressed in the direction close to the inside of the second groove 74 until the pressing plate 76 is completely pressed into the inside of the second groove 74, meanwhile, the pressing plate 76 presses the sponge block 73 against the fingerprint plate 5 through the extrusion rod 75, then the fixing plate 71 enables the sponge block 73 to slide on the fingerprint plate 5, in the sliding process, the sponge block 73 can clear away foreign matters on the fingerprint plate 5, then the fixing plate 71 slides to the original position, under the elastic action of the second compression spring 77, the sponge block 73 is moved back to the original position, when the handle 2 is pulled, if the palm of an unlocking person is large, the limit plate 311 can be pulled out from the inside of the limit groove 37, then the first compression spring 39 applies an acting force far away from the fixing rod 33 to the sleeve 31, the insertion rod 36 is retracted into the fixing tube 38, meanwhile, the first sliding block 35 slides to the side, far away from the handle 2, of the first sliding groove 34, then the unlocking person can hold the fixing rod 33 and the sleeve 31, pull the handle 2, open the door provided by the invention, and open the door, the protection plate 91 is extruded again, the protection plate 91 is slid to the original position through the push-pull plate 92, and when the extrusion plate 9304 leaves the travel switch 9303, the light bar 9302 is closed.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A fingerprint lock comprises a fingerprint lock shell (1) and is characterized in that a handle (2) is fixedly connected to the lower end of the front face of the fingerprint lock shell (1), an extension mechanism (3) is fixedly connected to the handle (2), a first groove (4) is formed in the middle of the front face of the fingerprint lock shell (1), a fingerprint plate (5) is fixedly connected to the inside of the first groove (4), second sliding grooves (6) are formed in two sides of the lower end of the inside of the first groove (4), the two second sliding grooves (6) are respectively located on two sides of the fingerprint plate (5), a cleaning mechanism (7) is connected between the second sliding grooves (6) in a sliding mode, third sliding grooves (8) are formed in the upper ends of two sides of the front face of the fingerprint lock shell (1), and a protective shell (9) is connected to the upper end of the front face of the fingerprint lock shell (1) in a sliding mode;

the extension mechanism (3) comprises a sleeve (31), a through hole (32) is formed in the middle of one side, away from the handle (2), of the sleeve (31), a fixing rod (33) is inserted into one side, close to the handle (2), of the sleeve (31), one end, away from the sleeve (31), of the fixing rod (33) is fixedly connected to the handle (2), first sliding grooves (34) are formed in the upper end and the lower end of the outer side wall of the fixing rod (33), first sliding blocks (35) are connected to the inside of the first sliding grooves (34) in a sliding mode, the first sliding blocks (35) are fixedly connected to the inner side wall of the sleeve (31), an inserting rod (36) is fixedly connected to one end, away from the handle (2), of the fixing rod (33), the diameter of the inserting rod (36) is smaller than that of the through hole (32), a limiting groove (37) is formed in the upper end, away from the fixing rod (33), of the outer side wall of the inserting rod (36), a fixing pipe (38) is sleeved on one side, away from the fixing rod (33), of the outer side wall of the inserted rod (36), and one end, away from the fixing rod (33), of the fixing pipe (38) is fixedly connected to the inner side wall of one side, away from the handle (2), of the sleeve (31);

the cleaning mechanism (7) comprises a fixing plate (71), a second groove (74) is formed in the middle of the front face of the fixing plate (71), an extrusion rod (75) is inserted into the second groove (74), the back face of the extrusion rod (75) penetrates through the inside of the second groove (74) and extends to the back face of the fixing plate (71), one end, located on the back face of the fixing plate (71), of the extrusion rod (75) is fixedly connected with a sponge block (73), the distance between the two sides of the sponge block (73) is larger than the distance between the two sides of the fingerprint plate (5), a pressing plate (76) is fixedly connected to the front face of the extrusion rod (75), the length, the width and the height of the pressing plate (76) are both larger than the length, the width and the height of the second groove (74), a second compression spring (77) is sleeved on the outer side wall of the extrusion rod (75), the back face of the second compression spring (77) is fixedly connected to the inner side wall of the second groove (74), the front surface of the second compression spring (77) is fixedly connected to the pressure plate (76), and the distance between two sides of the fixed plate (71) is smaller than the distance between two sides of the first groove (4);

the protective shell (9) comprises protective plates (91), side plates (94) are fixedly connected to two sides of the back of each protective plate (91), a push-pull plate (92) is fixedly connected to the front of each protective plate (91), a battery (96) is fixedly connected to the lower end of one side, away from the middle portion of each protective plate (91), of one side plate (94), a third sliding block (97) is fixedly connected to the middle portion of the back of each side plate (94), each third sliding block (97) is of a convex structure, each third sliding block (97) is slidably connected to the inside of the corresponding third sliding groove (8), third compression springs (98) are fixedly connected to two sides of the back of each third sliding block (97), top plates (99) are fixedly connected to the back of each third compression spring (98), and the backs of the top plates (99) are in contact with the inner side walls of the corresponding third sliding grooves (8), the upper ends of the two side plates (94) are fixedly connected with a baffle (95), the distance between the two sides of the baffle (95) is smaller than the distance between the two sides of the fingerprint lock shell (1), and a lighting mechanism (93) is fixedly connected between the lower ends of the two side plates (94);

the lighting mechanism (93) comprises a connecting plate (9301), two ends of the connecting plate (9301) are fixedly connected to side plates (94) on the same side, the distance between the front portion and the rear portion of the connecting plate (9301) is larger than the distance between the front portion and the rear portion of a baffle (95), the lower end of the connecting plate (9301) is fixedly connected with a lamp strip (9302), the lamp strip (9302) is electrically connected with a battery (96), the upper end of the connecting plate (9301) is fixedly connected with a travel switch (9303), the travel switch (9303) is electrically connected with the battery (96) and the lamp strip (9302), the travel switch (9303) is connected with a squeezing plate (9304) in a propping manner, and the squeezing plate (9304) is fixedly connected to a fingerprint lock shell (1);

the upper end of the outer side wall of one side, away from the handle (2), of the sleeve (31) is fixedly connected with a fixed block (310), a limiting plate (311) is inserted into the upper end of the fixed block (310), the limiting plate (311) is of an L-shaped structure, and the lower end of the limiting plate (311) penetrates through the fixed block (310);

a first compression spring (39) is sleeved on the outer side wall of the fixed pipe (38), one side, close to the handle (2), of the first compression spring (39) is fixedly connected to the fixed rod (33), and one side, far away from the handle (2), of the first compression spring (39) is fixedly connected to the inner side wall, far away from the handle (2), of the sleeve (31);

the two sides of the back of the fixed plate (71) are fixedly connected with second sliding blocks (72), the distance between the two second sliding blocks (72) is larger than the distance between the two sides of the sponge block (73), and the second sliding blocks (72) are all connected inside the second sliding grooves (6) on the same side in a sliding mode.