CN210798531U

CN210798531U - Electronic lock

Info

Publication number: CN210798531U
Application number: CN201920750777.8U
Authority: CN
Inventors: 黄建颖
Original assignee: Soca Tech Co Ltd
Current assignee: Soca Tech Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-06-19
Anticipated expiration: 2029-05-23

Abstract

The utility model provides an electronic lock, this electronic lock include: a lock body, which is provided with a shell and is provided with a jack; a lock core and a control unit are arranged in the shell; and a pin member having a base and a pin; the bolt can be inserted into the shell through the jack. The lock core can be moved to a first position and a second position; when the lock core is moved to the first position, the electronic lock is switched to a power-off on/off lock state; when the lock core is moved to the second position, the electronic lock is switched to a power-off lock/power-on open state.

Description

Electronic lock

Technical Field

The present invention relates to a lock, and more particularly to an improved structure of an electronic lock capable of switching between a power-off lock and a power-on lock.

Background

Generally, the lock applied to drawers, cabinets, storage cabinets and the like at least needs to have the characteristics of light volume, convenience in installation and the like so as to meet the requirements of the devices.

The aforementioned lock has an electromotive force as a driving means for unlocking the lock. Such a lock generally has an electromagnetic valve, and the electromagnetic valve is powered by electricity to drive a locking plate, so as to generate the locking and unlocking functions. Further, such locks are classified into power-off/power-on locks and power-off/power-on locks.

The power-off on/off lock means that under the condition that power is not supplied to the electromagnetic valve, the lock is in an unlocking state, and a user can freely open the drawer or open the door; when power is supplied to the solenoid valve, the lock is in the latched state and the drawer or door is locked. The power-off lock/power-on unlocking is just opposite, and the lock is in a locking state under the condition that the electromagnetic valve is not provided with electric power; when power is supplied to the solenoid, the lock is in an unlocked state. The user can select the lock of the power-off on/off lock and the lock of the power-off on/off lock according to the requirement.

However, since the lock on the market is either a power-off/power-on lock or a power-off/power-on lock, the manufacturer must produce two locks for the consumer to purchase, which causes uncertainty in production quantity and increase in cost.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide an improved structure of an electronic lock that can switch between a power-off lock and a power-on lock.

To achieve the above objects and effects, the present invention provides an improved structure of an electronic lock, which comprises: a lock body, which is provided with a shell and is provided with a jack; a lock core and a control unit are arranged in the shell; the lock core is provided with an electromagnetic valve and a locking piece, and the electromagnetic valve can drive the locking piece to move between a locking position and an unlocking position; the lock catch piece is provided with a lock catch part which is positioned behind the jack of the shell; the control unit is electrically connected to the electromagnetic valve and is controlled to provide power to the electromagnetic valve so that the electromagnetic valve generates a magnetic force; and a pin member having a base and a pin; the bolt is connected with the base, and the base can be fixed on an object; the bolt is provided with a locking part; the bolt can be inserted into the shell through the jack, so that the locking part of the bolt corresponds to the locking part of the locking piece; when the lock catch piece moves to the locking position, the locking part of the bolt is combined with the lock catch part of the lock catch piece, so that the bolt cannot leave the shell; when the lock catch piece moves to the unlocking position, the lock catch part of the lock catch piece is separated from the locking part of the bolt, so that the bolt can leave the shell; when the lock core is moved to the first position, the lock catch piece is located at the unlocking position; when the electromagnetic valve generates magnetic force, the locking fastener is driven to move to the locking position; when the lock core is moved to the second position, the lock catch piece is positioned at the locking position; when the electromagnetic valve generates magnetic force, the locking piece is driven to move to the unlocking position.

Preferably, the lock core is further provided with a driving piece, and one end of the driving piece is connected with the locking piece; the driving piece moves under the action of the magnetic force of the electromagnetic valve so as to drive the locking piece to move between the locking position and the unlocking position.

Preferably, the lock core further has a base, the solenoid valve is fixed to the base, and the driving member is pivotally disposed on the base.

Preferably, the lock body further has an adjusting member connected to the lock core through an adjusting slot on the housing to drive the lock core to move between the first position and the second position along the adjusting slot.

Preferably, the lock body further has a lock cylinder positioning member, and the housing is connected to the lock cylinder to position the lock cylinder at the first position or the second position.

Preferably, the shell is provided with a first outer positioning hole and a second outer positioning hole; the lock core is provided with a first inner positioning hole and a second inner positioning hole; when the lock core moves to the first position, the first outer positioning hole is aligned with the first inner positioning hole, and the lock core positioning piece passes through the first outer positioning hole and is locked into the first inner positioning hole so as to position the lock core at the first position; when the lock core moves to the second position, the second outer positioning hole is aligned with the second inner positioning hole, and the lock core positioning piece passes through the second outer positioning hole and is locked into the second inner positioning hole, so that the lock core is positioned at the second position.

Preferably, the lock body has two bolt positioning pieces movably disposed in the housing; each bolt positioning piece is connected with a spring, so that the outer ends of the two bolt positioning pieces are provided with parts positioned behind the jacks of the shell; the bolt is provided with a positioning part; when the bolt is inserted into the jack of the shell, the outer ends of the two bolt positioning pieces are combined with the positioning part of the bolt.

Preferably, the latch positioning member has a driving portion; the control unit is provided with a switch corresponding to the driving part; when the bolt positioning piece is moved, the driving part can start the switch.

Preferably, the control unit has a control circuit and a switch, the switch is electrically connected to the control circuit, the control circuit is electrically connected to the solenoid valve, and the control circuit is controlled to provide power or cut off power.

Preferably, the lock body further has a protective cover attached to the housing.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the present invention.

Fig. 2 is an exploded view of a preferred embodiment of the present invention.

Fig. 3 is a front view of a preferred embodiment of the present invention, showing the lock barrel adjusted to the first position, without energizing the solenoid valve.

Fig. 4 is a rear view of the state of fig. 3.

Fig. 5 is a front view of a preferred embodiment of the present invention, showing the state that the lock cylinder is adjusted to the first position and the solenoid valve is energized.

Fig. 6 is a front view of a preferred embodiment of the present invention, showing the lock barrel adjusted to the second position, without energizing the solenoid valve.

Fig. 7 is a rear view in the state of fig. 6.

Fig. 8 is a front view of a preferred embodiment of the present invention, showing the lock barrel adjusted to the second position and energized to the solenoid.

Reference numerals

10 lock body

12 bolt piece

14 casing

16 jack

18 adjusting groove

20 first outer positioning hole

22 second outside positioning hole

24 lock core

26 bolt positioning piece

28 control unit

30 adjustment piece

32 lock core positioning piece

34 protective cap

36 base

38 solenoid valve

40 driving element

42 locking fastener

44 adjusting sheet

46 extending sheet

48 adjustment holes

50 pivoting seat

52 first inner positioning hole

54 second inner positioning hole

56 shaft lever

58 spring

60 locking part

62 connecting groove

64 spring

66 drive part

68 control circuit

70 switch

72 base

74 bolt

76 position fixing part

78 locking part

Detailed Description

Referring to fig. 1, an electronic lock according to a preferred embodiment of the present invention includes: a lock body 10 and a latch member 12. Taking the example of mounting the kitchen cabinet lock of the present invention in a cabinet (not shown), the lock body 10 is fixed at a predetermined position inside the side wall of the cabinet, near the opening; the latch member 12 is installed at an inner side of the cabinet door corresponding to the lock body 10.

Referring to fig. 2, the lock body 10 has a housing 14, a plug hole 16 is formed on one side end surface, and a long adjusting slot 18, a first outer positioning hole 20 and a second outer positioning hole 22 are formed on the back surface. The housing 14 has a lock cylinder 24, two bolt positioning members 26, a control unit 28, an adjustment member 30, and a lock cylinder positioning member 32. The lock body 10 also has a protective cap 34 attached to the housing 14.

The lock core 24 has a base 36, a solenoid valve 38, a driving member 40, and a locking member 42. The base 36 is substantially U-shaped, and has a trim plate 44 at the outer side of the middle part of the U-shape, and an extension plate 46 extending outward from one end. The adjustment sheet 44 has an adjustment hole 48, and the extension sheet 46 has a pivot seat 50, a first inner positioning hole 52, and a second inner positioning hole 54. The base 36 is movably mounted in the housing 14 such that the adjustment hole 48 corresponds to the adjustment slot 18 of the housing 14, and the first inner positioning hole 52 and the second inner positioning hole 54 correspond to the first outer positioning hole 20 and the second outer positioning hole 22 under certain conditions. The solenoid valve 38 is fixed to the base 36. The driving member 40 is pivotally connected to the pivotal seat 50 of the base 36 through a shaft 56, so that the driving member 40 can move between an initial position and an active position. When the solenoid valve 38 generates a magnetic force, the driving member 40 can be driven to move from the initial position to the active position. A spring 58 disposed between the solenoid valve 38 and the driving member 40 for moving the driving member 40 to the initial position when the solenoid valve 38 does not generate magnetic force. The locking member 42 has a generally L-shaped plate with a locking portion 60 and a connecting slot 62 at one end. In the present embodiment, the locking portion 60 is a square through hole. The locking member 42 is disposed in the housing 14 such that the locking portion 60 is aligned with the insertion hole 16 of the housing 14. The driving member 40 is engaged with the connecting slot 62, so that when the driving member 40 moves between the initial position and the acting position, the locking member 42 can be driven to move between a locking position and an unlocking position.

The two latch positioning members 26 are movably mounted in the housing 14 in an outer end-to-end manner, and each latch positioning member 26 is connected with a spring 64, so that the outer ends of the two latch positioning members 26 are partially located behind the insertion hole 16 of the housing 14. One of the latch positioning members 26 has a driving portion 66.

The control unit 28 has a control circuit 68 and a switch 70, which are respectively installed at predetermined positions in the housing 14. The switch 70 is electrically connected to the control circuit 68, and the control circuit 68 is electrically connected to the solenoid valve 38 and an external power source (not shown). The switch 70 corresponds to the driving portion 66 of the latch positioning element 26, such that when the latch positioning element 26 moves, the switch 70 is activated to transmit a signal to the control circuit 68. The control circuit 68 may receive external signals, provide power to the solenoid valve 38 and shut off power to the solenoid valve 38 upon command. The control circuit 68 is provided with a plurality of contacts, and the operating voltage (12V or 24V) of the control circuit can be adjusted by connecting a specific contact with a jumper (jumper).

The adjustment member 30, which is a screw in this embodiment, is locked into the adjustment hole 48 on the base of the lock core 24 through the adjustment hole 48 of the housing 14. Moving the adjustment member 30 drives the lock cylinder 24 between the first position and the second position. When the lock core 24 moves to the first position, the first inner positioning hole 52 is aligned with the first outer positioning hole 20, and at this time, the lock core positioning member 32, which is a screw in this embodiment, is locked into the first inner positioning hole 52 through the first outer positioning hole 20, so that the lock core 24 is positioned at the first position (as shown in fig. 4); when the lock core 24 moves to the second position, the second inner positioning hole 54 is aligned with the second outer positioning hole 22, and at this time, the lock core positioning element 32 can be locked into the second inner positioning hole 54 through the second outer positioning hole 22, so that the lock core 24 is positioned at the second position (as shown in fig. 7).

The latch member 12 has a base 72 and a latch 74. The pin 74 is coupled to the base 72, and the base 72 can be fixed to a predetermined object by a predetermined method (using screws or adhesives). The pin 74 has a positioning portion 76 and a locking portion 78, which in this embodiment are two grooves disposed on the circumference of the pin 74. When the latch 74 is inserted into the receptacle 16 of the housing 14, the outer ends of the two latch positioning members 26 will fall into the positioning portions 76 of the latch 74, and cause the two latch positioning members 26 to move outward by a predetermined distance, so that the latch positioning members 26 actuate the switch 70. In addition, the latch 74 passes through the locking portion 60 of the locking member 42, so that the locking portion 78 corresponds to the end edge of the locking portion 60.

When the locking member 42 moves to the locking position, the end edge of the locking portion 60 will enter the locking portion 78 of the bolt 74, so that the bolt 74 cannot leave the locking member 42; when the locking member 42 moves to the unlocking position, the end edge of the locking portion 60 will move away from the detent portion 78 of the latch 74, so that the latch 74 can move away from the locking member 42.

The protective cover 34 is fastened to the housing 14, and has a function of conveniently arranging and hiding the circuit to prevent the wire connection part from being broken; in addition, the wire-hiding space is reserved in the protective cover 34, so that the construction is simpler. The protective cover 34 can also cover the screw holes to make the whole body more beautiful.

FIG. 3 shows the locking member 42 in the unlocked position when the adjusting member 30 and the core positioning member 32 are operated to move the core 24 to the first position and the driving member 40 is in the initial position (the solenoid valve 38 is not generating magnetic force); when the solenoid valve 38 generates a magnetic force, as shown in fig. 5, the driving member 40 is moved to the active position, and the locking member 42 is moved to the locking position. Thus, the utility model discloses a tool to lock is set in the state of outage power-on lock.

FIG. 6 shows the locking member 42 in the locked position when the adjustment member 30 and the core positioning member 32 are operated to move the core 24 to the second position and the driving member 40 is in the initial position (the solenoid valve 38 is not generating magnetic force); when the solenoid valve 38 generates a magnetic force, as shown in fig. 8, the driving member 40 is moved to the active position, and the locking member 42 is moved to the unlocking position. Thus, the utility model discloses a tool to lock is set at the state that the outage was locked/was switched on.

The utility model discloses utilize simple mechanism to set for, let the user can switch this tool to lock into the state that power-off was opened/the circular telegram was locked and power-off was locked/the circular telegram was opened by oneself, make the tool to lock that the producer need not make two kinds of specifications simultaneously to reduce manufacturing cost.

The above description is only for the purpose of illustration and not for the purpose of limiting the scope of the present invention, and it is not intended to limit the scope of the present invention, but rather to cover the scope of the present invention by the following claims and their equivalents.

Claims

1. An electronic lock, comprising:

a lock body, which is provided with a shell and is provided with a jack; a lock core and a control unit are arranged in the shell; the lock core is provided with an electromagnetic valve and a locking piece, and the electromagnetic valve can drive the locking piece to move between a locking position and an unlocking position; the lock catch piece is provided with a lock catch part which is positioned behind the jack of the shell; the control unit is electrically connected to the electromagnetic valve and is controlled to provide power to the electromagnetic valve so that the electromagnetic valve generates a magnetic force; and

a pin member having a base and a pin; the bolt is connected with the base, and the base can be fixed on an object; the bolt is provided with a locking part; the bolt can be inserted into the shell through the jack, so that the locking part of the bolt corresponds to the locking part of the locking piece;

when the lock catch piece moves to the locking position, the locking part of the bolt is combined with the lock catch part of the lock catch piece, so that the bolt cannot leave the shell; when the lock catch piece moves to the unlocking position, the lock catch part of the lock catch piece is separated from the locking part of the bolt, so that the bolt can leave the shell;

when the lock core is moved to the first position, the lock catch piece is located at the unlocking position; when the electromagnetic valve generates magnetic force, the locking fastener is driven to move to the locking position;

when the lock core is moved to the second position, the lock catch piece is positioned at the locking position; when the electromagnetic valve generates magnetic force, the locking piece is driven to move to the unlocking position.

2. The electronic lock of claim 1, wherein the lock cylinder further comprises a driving member having one end connected to the locking member; the driving piece moves under the action of the magnetic force of the electromagnetic valve so as to drive the locking piece to move between the locking position and the unlocking position.

3. The electronic lock of claim 2, wherein the lock cylinder further comprises a base, the solenoid valve is fixed to the base, and the driving member is pivotally disposed on the base.

4. The electronic lock of claim 1, wherein the lock body further comprises an adjustment member coupled to the lock cylinder through an adjustment slot on the housing to drive the lock cylinder to move between the first position and the second position along the adjustment slot.

5. The electronic lock of claim 1, wherein the lock body further comprises a core positioning member connected to the core through the housing to position the core at the first position or the second position.

6. The electronic lock of claim 5, wherein the housing has a first externally-located aperture and a second externally-located aperture; the lock core is provided with a first inner positioning hole and a second inner positioning hole; when the lock core moves to the first position, the first outer positioning hole is aligned with the first inner positioning hole, and the lock core positioning piece passes through the first outer positioning hole and is locked into the first inner positioning hole so as to position the lock core at the first position; when the lock core moves to the second position, the second outer positioning hole is aligned with the second inner positioning hole, and the lock core positioning piece passes through the second outer positioning hole and is locked into the second inner positioning hole, so that the lock core is positioned at the second position.

7. The electronic lock of claim 1, wherein the lock body has two bolt positioning members movably disposed in the housing; each bolt positioning piece is connected with a spring, so that the outer ends of the two bolt positioning pieces are provided with parts positioned behind the jacks of the shell; the bolt is provided with a positioning part; when the bolt is inserted into the jack of the shell, the outer ends of the two bolt positioning pieces are combined with the positioning part of the bolt.

8. The electronic lockset of claim 7 wherein the latch positioning element has a driving portion; the control unit is provided with a switch corresponding to the driving part; when the bolt positioning piece is moved, the driving part can start the switch.

9. The electronic lock of claim 1, wherein the control unit has a control circuit and a switch, the switch is electrically connected to the control circuit, the control circuit is electrically connected to the solenoid valve, and the control circuit is controlled to provide or cut off power.

10. The electronic lockset of claim 1 wherein the lock body further comprises a protective cover attached to the housing.