CN215803815U

CN215803815U - Mechanical coded lock

Info

Publication number: CN215803815U
Application number: CN202121468858.2U
Authority: CN
Inventors: 徐国强
Original assignee: Ningbo Thumb Locks Co ltd
Current assignee: Ningbo Thumb Locks Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-02-11
Anticipated expiration: 2031-06-30

Abstract

The utility model relates to a mechanical coded lock, which comprises a shell, wherein a mechanical lock assembly and a coded lock assembly are arranged in the shell; the password lock assembly comprises an electrically-connected password board, a circuit board and a solenoid valve, wherein the password board controls the operation of the solenoid valve through the circuit board, and a valve rod of the solenoid valve is connected with the mechanical lock assembly to realize the opening and locking of the mechanical lock assembly. The utility model has the beneficial effects that: 1. the spring stop structure is arranged between the mechanical lock groove on the rear cover and the mechanical lock assembly, so that the spring stop structure is not required to be additionally arranged during production, the production flow is simplified, and the cost is saved; 2. due to the arrangement of the elastic buckle and the cover plate, different installation modes can be selected according to different installation environments during installation, the practicability is high, and the application range is wide; 3. the utility model combines the password unlocking and the key unlocking, realizes the unlocking and the locking in two modes by setting the relative motion between the lock core and the lock shell, and solves the inconvenience caused by a single unlocking mode.

Description

Mechanical coded lock

Technical Field

The utility model relates to a lockset, in particular to a mechanical coded lock.

Background

At present, along with the rapid development of society, the awareness of safety and protection of people is increasing, and various locks are widely used by people. In our daily life, the common tool to lock mode of unblanking has that the key unlocks, password unblanks, fingerprint lock etc. and password unblanks and fingerprint unblank mainly through electronic chip locking and unblock, and the user inputs password or fingerprint on the password board, and electronic chip received signal unlocks. However, since the electronic chip is used, a failure on the chip is likely to occur, and the electronic chip cannot be unlocked or locked. However, the conventional mechanical lock is usually locked or unlocked by a key, and when the key is forgotten or damaged, the lock cannot be locked or unlocked, which causes inconvenience in use.

Chinese patent publication No. CN102364019 discloses a key coded lock, which comprises a shell, a coded lock, a lock hook and a lock, wherein the shell comprises a bottom shell and a face shell which are matched with each other, the coded lock is arranged on the left side of the upper end surface of the bottom shell, and the lock is arranged on the right side of the upper end surface of the bottom shell. Effectual trick unlocking and the key mode of unblanking that unlocks with people's commonly used combine, it is convenient to unblank, but such tool to lock is at the in-process that uses, need manually go to adjust when adjusting the password wheel, if under the condition that night or light are darker, can't see clearly, it can be very inconvenient to adjust the password, and we all appoint, the tool to lock is after long-time the use because the tool to lock majority adopts the iron material to make, rust easily, waterproof inadequately, trick lock rusts easily and blocks when being special, can't use.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a coded lock which has two unlocking modes of key unlocking or code unlocking, and solves the problem that one mode cannot be unlocked.

A coded lock comprises a shell, wherein a mechanical lock assembly and a coded lock assembly are arranged in the shell; the coded lock assembly comprises a coded board, a circuit board and an electromagnetic valve which are electrically connected, wherein the coded board controls the operation of the electromagnetic valve through the circuit board, and a valve rod of the electromagnetic valve is connected with the mechanical lock assembly to realize the opening and locking of the mechanical lock assembly; the mechanical lock assembly can be opened by a key and also can be opened by a coded lock assembly; and an elastic catch structure is also arranged between the shell and the mechanical lock.

Through adopting above-mentioned technical scheme, set up mechanical lock subassembly and trick lock subassembly, mechanical lock subassembly can be opened through the key, and the trick lock subassembly is connected with mechanical lock subassembly, and when unable key of using is unblanked, opens the trick lock subassembly and also can open mechanical lock subassembly, shows two kinds of modes of unblanking.

The technical scheme is further set as follows: the mechanical lock assembly comprises a lock cylinder and a lock shell, the lock shell is sleeved on the outer side of the lock cylinder, and a stop groove used for being connected with the valve rod is formed in the lock shell; the valve rod is inserted into the stop slot, and the lock shell cannot rotate.

Through the setting that adopts above-mentioned technical scheme, through the valve rod with stop the connection in position groove, be connected trick lock subassembly and mechanical lock subassembly for the state of mechanical lock subassembly can be controlled to the trick lock subassembly, simple structure, convenient operation.

The technical scheme is further set as follows: the blade is arranged in the lock core and extends into the lock shell through a blade groove on the lock core, so that the lock shell and the lock core are relatively fixed; the lock core is also provided with a key slot, a key is inserted, the blade retracts into the lock core, and the lock shell can rotate relative to the lock core.

The technical scheme is further set as follows: the lock cylinder is connected with a lock rod, and the lock rod drives the lock rod to rotate through the lock cylinder.

By adopting the technical scheme, a key is inserted, the blade extending into the lock shell retracts into the lock cylinder, a limit structure does not exist between the lock shell and the lock cylinder, the lock shell is connected with the electromagnetic valve on the coded lock assembly and cannot rotate, and the lock cylinder can rotate relative to the lock shell, so that the lock rod can be driven to rotate to realize locking and unlocking; when a key is not inserted, the blades in the lock core extend into the lock shell, so that the lock core cannot rotate relative to the lock shell; the password board controls the electromagnetic valve through the circuit board, the valve rod of the electromagnetic valve retracts, and when the lock cylinder is rotated, the lock shell and the lock cylinder rotate together to drive the lock rod to rotate to realize locking and unlocking.

The technical scheme is further set as follows: the shell is provided with a knob, the knob is connected to the lock cylinder, and a jack is arranged corresponding to the key slot.

Through adopting above-mentioned technical scheme, the key inserts the lock core in the jack on the knob, can rotate the knob simultaneously and make lock core or lock shell rotate convenient operation.

The technical scheme is further set as follows: the spring catch structure comprises a spring catch strip and a spring catch groove, the spring catch strip is arranged on the shell, and the spring catch groove is located on the mechanical lock assembly.

The technical scheme is further set as follows: the shell comprises a panel and a rear cover, the panel and the rear cover are installed to form a lock cavity, a mechanical lock groove is arranged in the lock cavity, and the elastic barrier strip is arranged on the groove wall of the mechanical lock groove and is provided with a convex contact in the mechanical lock groove.

The technical scheme is further set as follows: the elastic baffle groove is arranged on the circumferential surface of a lock shell of the mechanical lock assembly and is matched with the convex contact shape, and the elastic baffle groove is in arc transition with the circumferential surface of the lock shell.

Through adopting above-mentioned technical scheme, will play the shelves structure and set up between the mechanical keyway on the back lid and the mechanical lock subassembly, the user can confirm whether to rotate the assigned position according to the feeling of spring when unblanking or locking, need not additionally to set up simultaneously when production and play shelves structure, production convenience.

The technical scheme is further set as follows: the shell is also provided with an elastic buckle which is arranged on the rear cover and is a part of the side wall of the rear cover; the elastic section of the elastic buckle is obliquely arranged outwards.

Through adopting above-mentioned technical scheme, set up the bullet knot on the back lid, when installing the trick lock on the cabinet body, the inseparable block of bullet knot and the cabinet body accomplishes the installation of trick lock.

The technical scheme is further set as follows: the back of the shell is provided with a cover plate for connecting with the cabinet body.

Through the arrangement of adopting the technical scheme, the cover plate is arranged, when the coded lock is to be installed on the cabinet body with the thicker cabinet plate, the cabinet plate is clamped between the cover plate and the rear cover, and the installation is completed.

The utility model has the beneficial effects that:

1. the spring stop structure is arranged between the mechanical lock groove on the rear cover and the mechanical lock assembly, so that the spring stop structure is not required to be additionally arranged during production, the production flow is simplified, and the cost is saved;

2. due to the arrangement of the elastic buckle and the cover plate, different installation modes can be selected according to different installation environments during installation, the practicability is high, and the application range is wide;

3. the utility model combines the password unlocking and the key unlocking, realizes the unlocking and the locking in two modes by setting the relative motion between the lock core and the lock shell, and solves the inconvenience caused by a single unlocking mode.

Drawings

Fig. 1 is a schematic diagram of an explosive structure of the present invention.

Fig. 2 is a schematic view of a connection structure of the mechanical lock assembly and the solenoid valve.

Fig. 3 is a schematic diagram of the damper structure.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is a schematic structural view of the rear cover.

Fig. 6 is a schematic view of the entire structure of embodiment 1.

Fig. 7 is a schematic view of the entire structure of embodiment 2.

The attached drawings are marked with: 1. a code plate; 2. a circuit board; 3. an electromagnetic valve; 4. a lock cylinder; 5. a lock case; 6. a lock lever; 501. a stop groove; 7. a blade; 8. a knob; 9. a key; 501. a spring catch groove; 10. a panel; 11. a rear cover; 1101. a mechanical lock groove; 1102. snapping a blocking strip; a. convex contact is carried out; 1103. snapping; 12. a cover plate; 13. a battery.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1

As shown in fig. 1, 2 and 6, a coded lock comprises a housing, the housing comprises a panel 10 and a rear cover 11, the panel 10 and the rear cover 11 are assembled to form a lock cavity, a mechanical lock groove 1101 and a coded lock groove are arranged in the lock cavity, a battery 13 groove is further arranged, and the battery 13 is arranged in the battery 13 groove. The inside of the lock cavity is provided with a coded lock assembly and a mechanical lock assembly, the coded lock assembly is opened through code input, and the mechanical lock assembly is opened through a key 9. The coded lock assembly comprises a coded board 1, a circuit board 2 and an electromagnetic valve 3 which are electrically connected. The user inputs the password on the password board 1 and controls the electromagnetic valve 3 through the circuit board 2. The valve rod is inserted into the mechanical lock assembly to limit the rotation of the mechanical lock assembly, so that the opening and the locking of the mechanical lock assembly are realized. The mechanical lock assembly comprises a lock cylinder 4 with a key 9 groove and a lock shell 5, the lock shell 5 is sleeved on the outer side of the lock cylinder 4, a stop groove 501 is formed in the lock shell 5, a valve rod of the electromagnetic valve 3 is inserted into the stop groove 501, the lock shell 5 cannot rotate, the valve rod exits from the stop valve, and the lock shell 5 can rotate. A blade 7 is arranged in the lock core 4, when a key 9 is not inserted, the blade 7 extends into the lock shell 5 through the blade 7 groove, and the lock core 4 cannot rotate relative to the lock shell 5; after the key 9 is inserted, the blade 7 is retracted into the plug 4, and the plug 4 can be rotated relative to the housing 5.

The panel 10 is provided with a key pressing groove, and the keys on the cipher plate 1 extend out of the panel 10 through the key pressing groove. The lock cylinder 4 is connected with a lock rod 6, and the lock cylinder 4 rotates to drive the lock rod 6 to rotate so as to lock and unlock the box body or the cabinet body.

The panel 10 is provided with a knob 8, the knob 8 is connected to the mechanical lock component, and the key 9 slot is provided with a jack corresponding to the position.

In this embodiment, the mechanical lock assembly is identical in structure to the prior art mechanical lock assembly which is unlocked by the key 9.

As shown in fig. 3 and 4, a mechanical lock slot 1101 is located in the rear cover 11, and a snap structure is provided between the mechanical lock assembly and the mechanical lock slot. The snap structure includes a snap bar 1102 and a snap groove 501. The groove wall of the mechanical lock groove 1101 is provided with an elastic blocking strip 1102, the elastic blocking strip 1102 is a part of the groove wall, the upper end of the elastic blocking strip 1102 protrudes towards the interior of the mechanical lock groove 1101 to form a convex contact a, and the cross section of the convex contact a is triangular. The elastic stopping groove 501 is concavely arranged on the peripheral surface of the lock shell 5 and corresponds to the position of the elastic stopping strip 1102, and the appearance of the elastic stopping groove 501 is matched with that of the convex contact a and is in arc transition with the peripheral surface of the lock shell 5.

As shown in fig. 5, a latch 1103 is further disposed on the rear cover 11, and the latch 1103 is disposed on a side wall of the rear cover 11, which is a portion of the side wall, and an elastic section of the latch 1103 is disposed obliquely outward.

Example 2

As shown in fig. 1, 2 and 7, the coded lock comprises a housing and a cover plate, wherein the housing comprises a panel 10 and a rear cover 11, the panel 10 and the rear cover 11 are assembled to form a lock cavity, a mechanical lock groove 1101 and a coded lock groove are arranged in the lock cavity, a battery 13 groove is further arranged, and the battery 13 is arranged in the battery 13 groove. The inside of the lock cavity is provided with a coded lock assembly and a mechanical lock assembly, the coded lock assembly is opened through code input, and the mechanical lock assembly is opened through a key 9. The coded lock assembly comprises a coded board 1, a circuit board 2 and an electromagnetic valve 3 which are electrically connected. The user inputs the password on the password board 1 and controls the electromagnetic valve 3 through the circuit board 2. The valve rod is inserted into the mechanical lock assembly to limit the rotation of the mechanical lock assembly, so that the opening and the locking of the mechanical lock assembly are realized. The mechanical lock assembly comprises a lock cylinder 4 with a key 9 groove and a lock shell 5, the lock shell 5 is sleeved on the outer side of the lock cylinder 4, a stop groove 501 is formed in the lock shell 5, a valve rod of the electromagnetic valve 3 is inserted into the stop groove 501, the lock shell 5 cannot rotate, the valve rod exits from the stop valve, and the lock shell 5 can rotate. A blade 7 is arranged in the lock core 4, when a key 9 is not inserted, the blade 7 extends into the lock shell 5 through the blade 7 groove, and the lock core 4 cannot rotate relative to the lock shell 5; after the key 9 is inserted, the blade 7 is retracted into the plug 4, and the plug 4 can be rotated relative to the housing 5.

As shown in fig. 7, the back of the housing is provided with a cover 12, and when the housing is attached to the cabinet, the cabinet panel is disposed between the back of the housing and the cover 12, and is clamped to the housing by the cover 12.

The working principle is as follows: the mechanical coded lock is in a closed state, blades in the lock core extend into the lock shell, the lock core cannot rotate relative to the lock shell, and the valve rod of the electromagnetic valve is inserted into the stop groove, so that the lock shell cannot rotate, and then the lock rod cannot rotate.

The key is inserted into the jack, the blade extending into the lock shell retracts into the lock cylinder, a limit structure does not exist between the lock shell and the lock cylinder, the lock shell is connected with the electromagnetic valve on the coded lock assembly and cannot rotate, and the lock cylinder can rotate relative to the lock shell to drive the lock rod to rotate to unlock.

When the key can not be used, the password is input, the password board controls the electromagnetic valve through the circuit board, the valve rod of the electromagnetic valve retracts, the lock shell is not limited in rotation, the knob is rotated to drive the lock cylinder and the lock shell to rotate, and the lock rod is driven to rotate to realize unlocking.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A mechanical coded lock comprises a shell, wherein a mechanical lock assembly and a coded lock assembly are arranged in the shell; the method is characterized in that: the coded lock assembly comprises a coded board (1), a circuit board (2) and a solenoid valve (3) which are electrically connected, wherein the coded board (1) controls the operation of the solenoid valve (3) through the circuit board (2), and a valve rod of the solenoid valve (3) is connected with the mechanical lock assembly to realize the opening and locking of the mechanical lock assembly; the mechanical lock assembly can be opened by a key (9) and also can be opened by a coded lock assembly; and an elastic catch structure is also arranged between the shell and the mechanical lock.

2. The mechanical combination lock of claim 1, wherein: the mechanical lock assembly comprises a lock cylinder (4) and a lock shell (5), the lock shell (5) is sleeved on the outer side of the lock cylinder (4), and a stop groove (501) used for being connected with the valve rod is formed in the lock shell (5); the valve rod is inserted into the stop slot (501), and the lock shell (5) cannot rotate.

3. The mechanical combination lock of claim 2, wherein: a blade (7) is arranged in the lock core (4), and the blade (7) extends into the lock shell (5) through a blade (7) groove on the lock core (4) to relatively fix the lock shell (5) and the lock core (4); the lock is characterized in that a key (9) groove is formed in the lock core (4), the key (9) is inserted, the blade (7) retracts into the lock core (4), and the lock shell (5) can rotate relative to the lock core (4).

4. The mechanical combination lock of claim 2, wherein: the lock is characterized in that the lock cylinder (4) is connected with a lock rod (6), and the lock rod (6) is driven to rotate through the lock cylinder (4).

5. A mechanical combination lock according to claim 3, wherein: the mechanical lock is characterized in that a knob (8) is arranged on the shell, the knob (8) is connected to the mechanical lock assembly, and a jack is arranged corresponding to the position of the key (9) groove.

6. The mechanical combination lock of claim 1, wherein: the spring catch structure comprises a spring catch strip (1102) and a spring catch groove (501), the spring catch strip (1102) is arranged on the shell, and the spring catch groove (501) is located on the mechanical lock assembly.

7. The mechanical combination lock of claim 6, wherein: the shell is including panel (10) and back lid (11), panel (10) and back lid (11) installation form the lock chamber, be equipped with mechanical locked groove (1101) in the lock chamber, bullet shelves strip (1102) set up on the cell wall of mechanical locked groove (1101) to be provided with salient contact (a) in to mechanical locked groove (1101).

8. The mechanical combination lock of claim 7, wherein: the elastic catch groove (501) is formed in the circumferential surface of a lock shell (5) of the mechanical lock assembly and matched with the shape of the convex contact (a), and the elastic catch groove (501) and the circumferential surface of the lock shell (5) are in arc transition.

9. The mechanical combination lock of claim 1, wherein: the shell is also provided with a snap fastener (1103), and the snap fastener (1103) is arranged on the rear cover (11) and is a part of the side wall of the rear cover (11); the elastic section of the elastic buckle (1103) is arranged obliquely outwards.

10. The mechanical combination lock of claim 1, wherein: the back of the shell is provided with a cover plate (12) which is used for being connected with the cabinet body.