CN108798242A - A kind of concealed fingerprint gate lock - Google Patents

Abstract

The invention discloses a hidden fingerprint door lock, which comprises a door lock assembly which is arranged on the door; the door lock assembly includes a door handle, a door lock main shaft, a first spring, a handle rod, a pneumatic block, a Block, second spring, fingerprint identification module, power supply, controller, distance sensor, linear cylinder and door lock, the left end of the door handle is provided with a handle bar, the inside of the handle bar is provided with a first inner blind hole, the first inner blind hole A door lock main shaft is arranged inside; the door lock main shaft is a stepped shaft, and a first spring is arranged on the door lock main shaft; a door lock is connected to the left end of the door lock main shaft; It is equipped with a pneumatic stopper or a fixed block; the controller is electrically connected with a fingerprint recognition module, a power supply, a distance sensor, and a linear cylinder, and the linear cylinder is connected with a pneumatic stopper. In the invention, the door handle can be moved and stretched out only after the fingerprint identification is successful, so the safety is higher and the appearance is more beautiful at the same time.

Description

A hidden fingerprint door lock

【Technical field】

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

【Background technique】

A door lock is, as the name implies, a device used to lock a door to prevent others from opening the door. There are many types of door locks, and the requirements for door locks are different in various occasions. Ordinary families generally use anti-theft door locks, which have high security and are relatively cheap. With the popularization of fingerprint recognition technology, more and more fingerprint recognition is applied on door locks. However, the door handle of the existing door lock is in a protruding form, which is easily damaged; meanwhile, the integrity of the door is destroyed. Therefore, need a kind of fingerprint door lock that hides door handle.

【Content of invention】

The purpose of the present invention is to solve the problems in the prior art, and propose a hidden fingerprint door lock, which can move and extend the door handle only after the fingerprint identification is successful, which has higher security and more beautiful appearance.

In order to achieve the above object, the present invention proposes a hidden fingerprint door lock, including a door lock assembly, the door lock assembly is located on the door; the door lock assembly includes a door handle, a door lock spindle, a first spring, a handle rod, Pneumatic block, fixed block, second spring, fingerprint identification module, power supply, controller, distance sensor, linear cylinder and door lock, the left end of the door handle is provided with a handle rod, and the inside of the handle rod is provided with a first inner blind hole, A door lock main shaft is arranged inside the first inner blind hole; the door lock main shaft is a stepped shaft, and a first spring is arranged on the door lock main shaft; a door lock is connected to the left end of the door lock main shaft; There is a pneumatic block or a fixed block in the fixed hole; a second inner blind hole is arranged above the right end of the main shaft of the door lock, and a fixed block is arranged in the second inner blind hole, and a second spring is set on the fixed block; The controller is electrically connected with a fingerprint identification module, a power supply, a distance sensor, and a linear cylinder, and the linear cylinder is connected with a pneumatic stopper.

Preferably, a touch screen is embedded in the door lock assembly, and the touch screen is electrically connected to the controller.

Preferably, the door lock assembly is provided with a sound amplifier module, and the sound amplifier module is electrically connected with the controller.

Preferably, the door handle is provided with a fingerprint recognition groove, and a fingerprint recognition module is provided inside the door handle.

Preferably, both the first spring and the second spring are cylindrical helical springs; the main shaft of the door lock is a stepped shaft, and a step is provided on the main shaft of the door lock; Contact, the other end surface of the first spring is in contact with the bottom surface of the handle rod; one end surface of the second spring is in contact with the fixed block, and the other end surface of the second spring is in contact with the second inner blind hole of the main shaft of the door lock.

Preferably, the front end of the pneumatic stopper is tapered; the fixing hole is a circular through hole; the first inner blind hole and the second inner blind hole are both circular blind holes

Preferably, the fixed block includes a short shaft and a wedge block, the short shaft and the wedge block are fixedly connected as one, and the wedge block is wedge-shaped.

Preferably, the power supply is a lithium battery; the controller is a single-chip processor.

Beneficial effects of the present invention: the present invention can move and extend the door handle only after successful fingerprint identification, which has higher safety and more beautiful appearance.

The features and advantages of the present invention will be described in detail with reference to the accompanying drawings.

【Description of drawings】

Fig. 1 is the installation schematic diagram of a kind of concealed fingerprint door lock of the present invention;

Fig. 2 is a connection structure diagram of a handle bar of a hidden fingerprint door lock of the present invention;

Fig. 3 is a top view structure diagram of a door lock spindle of a hidden fingerprint door lock according to the present invention;

Fig. 4 is a structural diagram of a fixed block of a hidden fingerprint door lock of the present invention;

Fig. 5 is a principle diagram of a hidden fingerprint door lock of the present invention.

In the figure: 1-door, 2-door lock assembly, 3-door handle, 4-fingerprint recognition slot, 5-door lock spindle, 6-first spring, 7-handle lever, 8-pneumatic stopper, 9-fixed Hole, 10-first inner blind hole, 11-second inner blind hole, 12-fixing block, 13-second spring, 14-short shaft, 15-wedge block, 16-fingerprint identification module, 17-power supply, 18 -Controller, 19-distance sensor, 20-touch screen, 21-linear cylinder.

【Detailed ways】

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the present invention includes a door lock assembly 2, and the door lock assembly 2 is located on the door 1; the door lock assembly 2 includes a door handle 3, a door lock main shaft 5 , the first spring 6, the handle bar 7, the pneumatic block 8, the fixed block 12, the second spring 13, the fingerprint recognition module 16, the power supply 17, the controller 18, the distance sensor 19, the linear cylinder 21 and the door lock, the door The left end of the handle 3 is provided with a handle bar 7, the inside of the handle bar 7 is provided with a first inner blind hole 10, and the inside of the first inner blind hole 10 is provided with a door lock main shaft 5; the door lock main shaft 5 is a stepped shaft, and the door lock main shaft 5 The first spring 6 is provided on the top; the left end of the door lock main shaft 5 is connected with a door lock; the handle rod 7 is provided with a fixing hole 9, and a pneumatic block 8 or a fixing block 12 is fitted in the fixing hole 9; the door A second inner blind hole 11 is arranged above the right end of the lock spindle 5, and a fixed block 12 is arranged in the second inner blind hole 11, and a second spring 13 is set on the fixed block 12; the controller 18 is electrically connected to a fingerprint identification module 16. Power supply 17, distance sensor 19, linear cylinder 21, and the linear cylinder 21 is connected with a pneumatic block 8.

Specifically, the door lock assembly 2 is embedded with a touch screen 20 , and the touch screen 20 is electrically connected to the controller 18 .

Specifically, the door lock assembly 2 is provided with a sound playback module, and the sound playback module is electrically connected to the controller 18 .

Specifically, the door handle 3 is provided with a fingerprint identification slot 4 , and a fingerprint identification module 16 is provided inside the door handle 3 .

Specifically, the first spring 6 and the second spring 13 are cylindrical coil springs; the door lock main shaft 5 is a stepped shaft, and a step is provided on the door lock main shaft 5; one end surface of the first spring 6 is connected to the door lock The steps on the main shaft 5 are in contact, and the other end surface of the first spring 6 is in contact with the bottom surface of the handle rod 7; The second inner blind hole 11 is in contact.

Specifically, the front end of the pneumatic stopper 8 is tapered; the fixing hole 9 is a circular through hole; the first inner blind hole 10 and the second inner blind hole 11 are both circular blind holes

Specifically, the fixed block 12 includes a short shaft 14 and a wedge block 15, the short shaft 14 and the wedge block 15 are fixedly connected as one, and the wedge block 15 is wedge-shaped.

Specifically, the power supply 17 is a lithium battery; the controller 18 is a single-chip processor.

Working process of the present invention:

The working process of a hidden fingerprint door lock of the present invention will be described with reference to the accompanying drawings.

Door lock among the present invention is conventional existing door lock. When using this door lock assembly 2 again, it needs to be installed on the door first. In the state of waiting for use, the door handle 3 is embedded in the door lock assembly 2; when in use, the thumb of the finger is placed in the fingerprint recognition groove 4, and the fingerprint recognition module 16 recognizes the fingerprint of the finger and transmits the data to the controller 18 judge. When the identification fingerprint is abnormal, the sound amplifier module will remind; when the identification fingerprint is normal, the linear cylinder 21 will contract, so that the handle bar 7 will bounce off under the elastic force of the first spring 6, and when the fixing hole 9 on the handle bar 7 is aligned When fixing the block 12, the fixing block 12 is pressed into the fixing hole 9 under the elastic force of the second spring 13, thereby realizing fixing. And when people leave and need to lock, press down the handle bar 7 firmly, because the front end of the fixed block 12 is wedge-shaped, there can be horizontal force decomposition, and the fixed block 12 is pressed in the second inner blind hole 11 of the door lock main shaft 5; When the fixing hole 9 on the handle rod 7 is opposite to the linear cylinder 21, the distance sensor 19 on the same line as the linear cylinder 21 detects that the distance increases, and the controller 18 controls the linear cylinder 21 to eject, thereby pushing the pneumatic stopper 8 into the fixed position. Inside hole 9.

In the present invention, the door handle can be moved and stretched out only after the fingerprint identification is successful, so the safety is higher and the appearance is more beautiful at the same time.

The above-mentioned embodiment is an illustration of the present invention, not a limitation of the present invention, and any solution after a simple transformation of the present invention belongs to the protection scope of the present invention.

Claims (8)

1. a kind of concealed fingerprint gate lock, it is characterised in that：Including door lock assembly (2), door lock assembly (2) is set on door (1)；Institute Door lock assembly (2) is stated to include door handle (3), door lock main shaft (5), the first spring (6), handlebar stem (7), pneumatic block (8), fix Block (12), second spring (13), fingerprint identification module (16), power supply (17), controller (18), range sensor (19), straight line Cylinder (21) and door lock, door handle (3) left end are equipped with handlebar stem (7), and handlebar stem (7) is internally provided with blind hole in first (10), blind hole (10) is internally provided with door lock main shaft (5) in first；The door lock main shaft (5) is multi-diameter shaft, on door lock main shaft (5) Equipped with the first spring (6)；Door lock main shaft (5) left end is connected with door lock；The handlebar stem (7) is equipped with mounting hole (9), Gu Determine to be combined with pneumatic block (8) or fixed block (12) in hole (9)；Blind hole in second is equipped with above door lock main shaft (5) right end (11), fixed block (12) is equipped in second in blind hole (11), second spring (13) is set on fixed block (12)；The controller (18) fingerprint identification module (16), power supply (17), range sensor (19), straight line cylinder (21), straight line cylinder are electrically connected with (21) pneumatic block (8) is connected on.

2. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：It is embedded on the door lock assembly (2) Touch screen (20), touch screen (20) are electrically connected with controller (18).

3. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：The door lock assembly (2) is equipped with sound Amplification module, sound amplification module are electrically connected with controller (18).

4. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：The door handle (3) is equipped with fingerprint Identification slot (4), door handle (3) are internally provided with fingerprint identification module (16).

5. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：First spring (6) and the second bullet Spring (13) is cylindrically coiled spring；The door lock main shaft (5) is multi-diameter shaft, and door lock main shaft (5) is equipped with ladder；Described first Spring (6) end face is in contact with the ladder on door lock main shaft (5), the first spring (6) other end and handlebar stem (7) bottom surface phase Contact；Second spring (13) end face is in contact with fixed block (12), second spring (13) other end and door lock main shaft (5) blind hole (11) is in contact in second.

6. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：Pneumatic block (8) front end is cone Shape；The mounting hole (9) is circular through hole；Blind hole (11) is blind round hole in blind hole (10) and second in described first.

7. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：The fixed block (12) includes short axle (14) it is fixed with one with wedge block (15), short axle (14) and wedge block (15), wedge block (15) is wedge shape.

8. a kind of concealed fingerprint gate lock as described in claim 1, it is characterised in that：The power supply (17) is lithium battery；Institute It is processor of single chip computer to state controller (18).