CN210714184U - Fingerprint lock - Google Patents

Abstract

The embodiment of the utility model relates to the technical field of locks, and discloses a fingerprint lock, which comprises a lock body and a lock ring; the lock ring comprises a control end and a free end, the free end is provided with a bolt hole, and the lower end of the control end is connected with a reset elastic component; the lock body includes the main part, the spring bolt, spring bolt elastomeric element, actuating mechanism, detect the switch, the rotation portion, battery and mainboard, the fingerprint lock passes through actuating mechanism drive unblock, but what closed the lock and adopt is that machinery closes the lock, and easy operation, easy to operate, be the combination of traditional lock and science and technology, with current fingerprint lock unblock and close the lock all be electronic compare more power saving, it can reach more than one time to save electric quantity, in addition through setting for detection switch, control drive structure pivoted angle that can be accurate, make system and structure more stable, the unblock success rate is high, can not appear rotating not in place because of actuating mechanism and cause unable unblock phenomenon, fingerprint lock's life has been increased.

Description

Fingerprint lock

Technical Field

The embodiment of the utility model provides a relate to tool to lock technical field, in particular to fingerprint lock.

Background

Padlocks are the oldest and bulky families in the world of locks, and other locks are said to be derived from padlocks and other doors. The lock body of the padlock is provided with a U-shaped lock ring which can be buckled, so that the lock is directly buckled with the lock body through the U-shaped lock ring to form a closed lock. Traditional mechanical key padlock adopts the key to open, and the key is cracked easily, only recognizes the key and does not know the people, and along with the continuous improvement of science and technology, the tool to lock also develops to high technology direction, has trick lock, magnetic card lock, but the password forgets easily, and the magnetic card is lost sometimes, does not do well yet, and it is inconvenient to hand-carry. In order to avoid the defects, the fingerprint lock appears on the market, and the lock can be opened through fingerprint verification, but the existing fingerprint lock is electrically operated for unlocking and locking, and for small locks, the battery capacity is limited, the power consumption is high, frequent charging is needed, and the fingerprint lock is quite inconvenient. And current fingerprint lock mainly controls motor pivoted angle with the mode of stifled commentaries on classics, and is unstable, and the motor rotates easily not in place, causes unable normal unblanking, and the result of use is not good.

SUMMERY OF THE UTILITY MODEL

Based on above, the utility model provides a fingerprint lock can save the electric quantity, and structure and system are stable, and it is accurate to unblank, long service life.

In order to achieve the above purpose, the embodiment of the present invention adopts the following technical solutions:

a fingerprint lock comprises a lock body and a lock ring;

the lock ring comprises a control end and a free end, the free end is provided with a bolt hole, and the lower end of the control end is connected with a reset elastic component;

the lock body comprises a main body, a lock bolt elastic part, a driving mechanism, a detection switch, a rotating part, a battery and a main board, wherein one end of the lock bolt is provided with a bolt clamped with the bolt hole, the other end of the lock bolt is provided with a sliding part, a limiting plate is arranged between the bolt and the sliding part, the limiting plate and the detection switch are on the same horizontal line, and the detection switch is fixed on the main body;

one end of the rotating part is fixedly connected with the driving mechanism, and the other end of the rotating part is abutted against the sliding part;

one end of the bolt elastic component is connected with one side of the bolt far away from the bolt hole, and the other end of the bolt elastic component is connected with the main body;

the main board is provided with a fingerprint identification module;

the driving mechanism, the detection switch and the battery are respectively connected with the main board through wires.

Furthermore, a first hole site and a second hole site are arranged on the main body, the first hole site is used for accommodating the free end, the second hole site is used for accommodating the control end, the reset elastic component is arranged in the second hole site, the upper end of the reset elastic component is connected with the control end, and a fixing piece is arranged at the lower end of the reset elastic component.

Furthermore, the main part is equipped with the sliding tray, the sliding tray with first hole site is linked together, the spring bolt set up in the sliding tray, detect the switch and fix in the sliding tray.

Further, the main part is equipped with the fixed slot, actuating mechanism with the portion of rotating set up in the fixed slot, the fixed slot with the sliding tray communicates, sliding portion downwardly extending to in the fixed slot.

Further, the rotating part is provided with an arc-shaped protruding part, and the sliding part is triangular.

Further, the main part is equipped with the mainboard holding tank, the battery with the mainboard set up in the mainboard holding tank.

Furthermore, a USB interface is further arranged on the mainboard.

Further, the main body further comprises a USB interface sealing cover.

Furthermore, an indicator light is further arranged on the main board.

Further, the lock body still includes the protecgulum, the protecgulum includes first protecgulum and second protecgulum, first protecgulum with all be provided with the fingerprint identification window on the second protecgulum.

The utility model discloses beneficial effect does:

the embodiment of the utility model provides an its principle of fingerprint lock does: when the fingerprint lock is in a locked state, the bolt of the lock tongue is clamped on the bolt hole, the fingerprint lock is locked, when a user puts a finger on a fingerprint identification module of the main board, the fingerprint identification module identifies that the fingerprint is correct, the main board controls the driving mechanism to rotate, the driving mechanism drives the rotating part to rotate, the rotating part enables the sliding part to move towards the direction far away from the rotating part due to the fact that the rotating part is abutted against the sliding part of the lock tongue, so that the bolt of the lock tongue moves towards the direction far away from the bolt hole, when the driving mechanism rotates 180 degrees, the bolt is completely separated from the bolt hole, the lock ring bounces upwards under the elastic action of the reset elastic component, the fingerprint lock is unlocked, when the driving mechanism rotates, the limiting plate on the lock tongue moves towards the direction of the detection switch, and when the driving mechanism rotates 180 degrees, the limiting plate of spring bolt can compress detection switch, detection switch produces the signal of telecommunication to feed back to the mainboard, mainboard control actuating mechanism continues to rotate 180 and makes the rotation portion rotate 360 degrees altogether and resume to the initial point position, and the spring bolt resets under the locking state under the effect of spring bolt elastomeric element at this process, but is the unblock this moment still. When a user needs to close the lock, similar to the existing mechanical lock, the lock ring is manually pressed, so that the bolt is clamped in the bolt hole again, and the lock closing is completed. The utility model discloses fingerprint lock unblock is through actuating mechanism drive unblock, but close that the lock adopts be that machinery closes the lock, easy operation, easy to get one's hand, be the combination of traditional lock and science and technology, all be more power saving than electronic comparing with current fingerprint lock unblock and closing the lock, it saves the electric quantity and can reach more than one time. In addition, by setting the detection switch, the rotating angle of the driving structure can be accurately controlled, so that the system and the structure are more stable, the unlocking success rate is high, the phenomenon of incapability of unlocking due to the fact that the driving mechanism does not rotate in place can not occur, and the service life of the fingerprint lock is prolonged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a fingerprint lock according to an embodiment of the present invention;

fig. 2 is an exploded view of a fingerprint lock according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a fingerprint lock according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of the matching between the lock ring and the main body of the fingerprint lock according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram of unlocking and locking of the fingerprint lock according to the embodiment of the present invention;

fig. 6 is a schematic structural view of a rotating portion and a sliding portion of a fingerprint lock according to an embodiment of the present invention.

In the figure:

1. a lock body; 11. a main body; 111. a first hole site; 112. a second hole site; 113. a sliding groove; 114. fixing grooves; 115. a mainboard accommodating groove; 12. a front cover; 121. a first front cover; 122. a second front cover; 123. a fingerprint identification window;

2. a locking ring; 21. a control end; 211. a return elastic member; 212. a fixing member; 22. a free end; 221. a pin hole;

3. a latch bolt; 31. a bolt elastic part; 32. a bolt; 33. a sliding part; 34. a limiting plate;

4. a drive mechanism; 5. a detection switch; 6. a rotating part; 61. an arc-shaped protrusion;

7. a battery; 8. a main board; 81. a fingerprint identification module; 82. a USB interface; 83. an indicator light; 9. USB interface seals lid.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments, but not all embodiments, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of the embodiments of the present invention.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1 to 6, a fingerprint lock includes a lock body 1 and a lock ring 2; the lock ring 2 includes a control end 21 and a free end 22, the free end 22 is provided with a pin hole 221, the lower end of the control end 21 is connected with a reset elastic component 211, the reset elastic component 211 may be a spring, a spring plate, or elastic silica gel, etc., in this embodiment, the reset elastic component 211 is a spring.

The lock body 1 comprises a main body 11, a bolt 3, a bolt elastic part 31, a driving mechanism 4, a detection switch 5, a rotating part 6, a battery 7 and a main board 8, wherein one end of the bolt 3 is provided with a bolt 32 clamped with the bolt hole 221, the other end of the bolt 3 is provided with a sliding part 33, a limit plate 34 is arranged between the bolt 32 and the sliding part 33, the limit plate 34 and the detection switch 5 are on the same horizontal line, and the detection switch 5 is fixed on the main body 11; one end of the rotating part 6 is fixedly connected with the driving mechanism 4, and the other end is abutted against the sliding part 33; one end of the bolt elastic part 31 is connected with one side of the bolt 32 far away from the bolt hole 221, and the other end is connected with the main body 11; a fingerprint identification module 81 is arranged on the main board 8; the driving mechanism 4, the detection switch 5 and the battery 7 are respectively connected with the mainboard 8 through electric wires.

Specifically, the fingerprint identification module 81 is configured to identify a fingerprint of a user, when the fingerprint is correctly identified, the main board 8 controls the driving mechanism 4 to rotate, the driving mechanism 4 may be a motor or a cylinder, in this embodiment, the driving mechanism 4 drives the rotating portion 6 to rotate, because the rotating portion 6 abuts against the sliding portion 33 of the latch 3, the rotating portion 6 causes the sliding portion 33 to move away from the rotating portion 6, so that the latch 32 of the latch 3 moves away from the latch hole 221, when the driving mechanism 4 rotates 180 °, the latch 32 is completely separated from the latch 32 hole 221, the lock ring 2 springs up under the elastic action of the return elastic component 211, the fingerprint lock is unlocked, and when the driving mechanism 4 rotates, the limit plate 34 on the latch 3 moves towards the detection switch 5, when the driving mechanism 4 rotates 180 degrees, the limiting plate 34 of the lock tongue 3 compresses the detection switch 5, the detection switch 5 generates an electric signal due to being compressed and feeds back the electric signal to the main board 8, the main board 8 controls the driving mechanism 4 to continue rotating 180 degrees according to the electric signal, so that the whole process of the rotating part 6 rotates 360 degrees and returns to the original position, in the process, the lock tongue 3 resets to the locking state under the effect of the lock tongue elastic component 31, but is still unlocked at the moment, it needs to be explained that the rotating direction of the driving mechanism can be clockwise or counterclockwise, and the driving mechanism rotates clockwise in the embodiment. The bolt elastic part 31 may be a spring, a spring plate, or elastic silica gel, etc., and is a spring in this embodiment. When the user needs to close the lock, similar to the existing mechanical lock, the lock is closed by manually pressing the lock ring 2, so that the latch 32 is re-engaged in the latch hole 221. The top of the mutual clamping of the bolt hole 221 and the bolt 32 is provided with an inclined surface, and the inclined surface can be used for conveniently and smoothly pressing the lock ring 2 into the lock body 1 during locking. The utility model discloses the fingerprint unblock is through 4 drive unblocks of actuating mechanism, but close that the lock adopts is that machinery closes the lock, easy operation, easy to get one's hand, is the combination of traditional lock and science and technology, all is more power saving than electric comparing with current fingerprint lock unblock and close the lock, and it saves the electric quantity and can reach more than one time. In addition, by setting the detection switch 5, the rotating angle of the driving structure can be accurately controlled, so that the system and the structure are more stable, the unlocking success rate is high, the phenomenon of incapability of unlocking due to the fact that the driving mechanism 4 is not rotated in place can not occur, and the service life of the fingerprint lock is prolonged.

Further, a first hole site 111 and a second hole site 112 are arranged on the main body 11, the first hole site 111 accommodates the free end 22, the second hole site 112 accommodates the control end 21, the elastic resetting component 211 is arranged in the second hole site 112, the upper end of the elastic resetting component 211 is connected with the control end 21, a fixing piece 212 is arranged at the lower end of the elastic resetting component 211, the fixing piece 212 is fixed on the main body 11, and the elastic resetting component 211 is fixed in the second hole site 112 by the fixing piece 212.

Further, the main part 11 is equipped with sliding tray 113, sliding tray 113 with first hole site 111 is linked together, makes bolt 32 can remove to alternate in sliding tray 113 and first hole site 111, spring bolt 3 set up in sliding tray 113, spring bolt 3 can slide in sliding tray 113, detection switch 5 is fixed in sliding tray 113, the limiting plate 34 of spring bolt 3 with detection switch 5 is at same water flat line, and spring bolt 3 slides and drives limiting plate 34 and slide, and limiting plate 34 can compress detection switch 5 to the sliding of detection switch 5 direction.

Further, the main body 11 is provided with a fixing groove 114, the driving mechanism 4 and the rotating portion 6 are disposed in the fixing groove 114, the fixing groove 114 is communicated with the sliding groove 113, the sliding portion 33 extends downward into the fixing groove 114, so that the rotating portion 6 abuts against the sliding portion 33, and when the rotating portion 6 rotates by a certain angle, the sliding portion 33 can move in a direction away from the rotating portion 6, so that the locking tongue 3 slides.

Further, the rotation portion 6 is equipped with arc bulge 61, the sliding part 33 is the triangle-shaped, and the arc bulge 61 of rotation portion 6 mutually supports with the sliding part 33 that is the triangle-shaped for rotation portion 6 rotates arc bulge 61 and sliding part 33 looks butt, and sliding part 33 moves to keeping away from 3 rotation portions 6 directions of spring bolt, thereby makes spring bolt 3 slide, and when the arc bulge 61 of rotation portion 6 did not butt with the sliding part 33 that is the triangle-shaped, sliding part 33 can be to being close to under the effect of spring bolt elastomeric element 31 rotation portion 6 direction removes.

Further, main part 11 is equipped with mainboard holding tank 115, battery 7 with mainboard 8 set up in mainboard holding tank 115, mainboard 8 set up in the top of battery 7 can save space.

Further, still be provided with USB interface 82 on the mainboard 8, be equipped with on the main part 11 with the USB opening that USB interface 82 corresponds, USB interface 82 can external power supply be for battery 7 charges.

Further, the main part 11 further comprises a USB interface sealing cover 9, wherein the USB interface sealing cover 9 can seal the USB opening to protect the USB interface 82 and the main board 8, so that water inflow, dust inflow and the like are prevented.

Further, still be provided with pilot lamp 83 on the mainboard 8, pilot lamp 83 can instruct fingerprint identification whether correct, if fingerprint identification is correct, then show green light, if discernment dislocation then show red light. The indicator light 83 can also be used for indicating the electric quantity and the charging state of the fingerprint lock, if the electric quantity is insufficient, the red light is displayed in a flashing mode, the green light is displayed in a flashing mode during charging, and the red light is displayed all the time after charging is completed.

Further, the lock body 1 further includes a front cover 12, the front cover 12 includes a first front cover 121 and a second front cover 122, the first front cover 121 and the second front cover 122 are all provided with a fingerprint identification window 123, the front cover 12 will the lock body 1 is sealed, the fingerprint identification window 123 can facilitate a user to press fingerprints, and the front cover 12 is further provided with an indicator light window corresponding to the indicator light 83.

Mainboard 8 can also be provided with bluetooth module or GPRS module, and the user can be connected to cell-phone APP through bluetooth or GPRS, and the user can carry out the unblock through cell-phone APP.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the embodiments of the present invention are not limited to the particular embodiments described herein, but are capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the embodiments of the invention. Therefore, although the embodiments of the present invention have been described in greater detail through the above embodiments, the embodiments of the present invention are not limited to the above embodiments, and many other equivalent embodiments can be included without departing from the concept of the embodiments of the present invention, and the scope of the embodiments of the present invention is determined by the scope of the appended claims.

Claims (10)

1. A fingerprint lock, characterized by comprising a lock body (1) and a lock ring (2);

the lock ring (2) comprises a control end (21) and a free end (22), the free end (22) is provided with a bolt hole (221), and the lower end of the control end (21) is connected with a reset elastic component (211);

the lock body (1) comprises a main body (11), a lock bolt (3), a lock bolt elastic component (31), a driving mechanism (4), a detection switch (5), a rotating part (6), a battery (7) and a main board (8), wherein one end of the lock bolt (3) is provided with a bolt (32) clamped with the bolt hole (221), the other end of the lock bolt is provided with a sliding part (33), a limiting plate (34) is arranged between the bolt (32) and the sliding part (33), the limiting plate (34) and the detection switch (5) are on the same horizontal line, and the detection switch (5) is fixed on the main body (11);

one end of the rotating part (6) is fixedly connected with the driving mechanism (4), and the other end of the rotating part is abutted against the sliding part (33);

one end of the bolt elastic component (31) is connected with one side of the bolt (32) far away from the bolt hole (221), and the other end of the bolt elastic component is connected with the main body (11);

a fingerprint identification module (81) is arranged on the main board (8);

the driving mechanism (4), the detection switch (5) and the battery (7) are respectively connected with the main board (8) through electric wires.

2. The fingerprint lock according to claim 1, wherein the main body (11) is provided with a first hole site (111) and a second hole site (112), the first hole site (111) accommodates the free end (22), the second hole site (112) accommodates the control end (21), the elastic return member (211) is disposed in the second hole site (112), an upper end of the elastic return member (211) is connected to the control end (21), and a lower end of the elastic return member (211) is provided with a fixing member (212).

3. The fingerprint lock according to claim 2, characterized in that the main body (11) is provided with a sliding groove (113), the sliding groove (113) is communicated with the first hole (111), the latch tongue (3) is arranged in the sliding groove (113), and the detection switch (5) is fixed in the sliding groove (113).

4. A fingerprint lock according to claim 3, characterized in that the main body (11) is provided with a fixing groove (114), the driving mechanism (4) and the rotating part (6) are arranged in the fixing groove (114), the fixing groove (114) is in communication with the sliding groove (113), and the sliding part (33) extends downwards into the fixing groove (114).

5. A fingerprint lock according to claim 4, characterized in that the turning part (6) is provided with an arc-shaped protrusion (61) and the sliding part (33) is triangular.

6. The fingerprint lock of claim 5, wherein the main body (11) is provided with a main board receiving groove (115), and the battery (7) and the main board (8) are disposed in the main board receiving groove (115).

7. The fingerprint lock according to claim 6, characterized in that the main board (8) is further provided with a USB interface (82).

8. The fingerprint lock according to claim 7, characterized in that the body (11) further comprises a USB interface sealing cover (9).

9. The fingerprint lock according to claim 7, characterized in that, the main plate (8) is also provided with an indicator light (83).

10. The fingerprint lock according to any one of claims 1 to 9, wherein the lock body (1) further comprises a front cover (12), the front cover (12) comprises a first front cover (121) and a second front cover (122), and the first front cover (121) and the second front cover (122) are provided with fingerprint identification windows (123).

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