CN210422201U

CN210422201U - Intelligent electric control lock

Info

Publication number: CN210422201U
Application number: CN201921083101.4U
Authority: CN
Inventors: 吴冬春; 蔡福伟
Original assignee: Shenzhen Guancai Photoelectric Co Ltd
Current assignee: Shenzhen Guancai Photoelectric Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-28
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses an intelligent electric control lock, which comprises a lock shell, wherein a spring bolt lever, a buckle lever, a telescopic metal wire and a power supply device are arranged in the lock shell, the spring bolt lever and the buckle lever are both made of plastic materials, one end of the telescopic metal wire is connected with the tail end of the buckle lever and is connected with the anode of the power supply device, and the other end of the telescopic metal wire is fixed on the lock shell and is connected with the cathode of the power supply device to drive the telescopic metal wire to deform; the utility model aims at providing an intelligence electric control lock aims at reduction in production cost, improves the shock resistance ability.

Description

Intelligent electric control lock

Technical Field

The utility model belongs to the technical field of the electronic lock, especially, relate to an intelligence electric control lock.

Background

The intelligent cabinet electronic lock has been widely used in the market due to the advantage of intelligence. The intelligent cabinet electronic lock generally comprises an electromagnet, a lever lock tongue lever, a travel switch and a lock tongue, wherein the lever lock tongue lever can fix or release the lock tongue through swinging, the electromagnet can drive the lever lock tongue lever to swing, and when the locking is completed, the travel switch is triggered and sends a signal that a cabinet door of the cabinet is closed.

Although various improvements are made to the electronic lock in the market, for example, chinese patent publication No. CN108798298A, entitled: novel intelligence cabinet electronic lock and public number is CN206844854U, the name is: the small-size intelligent lock core based on flexible wire, these two patent applications all have following defect:

1. a metal hook and a latch hook are required to be adopted, and a power line is connected to the hook and the latch hook to realize power supply conduction, so that the installation is complex;

2. the hook is overlong in design, when the hook is made of metal, the weight is larger, the manufacturing cost is increased, and the hook is easy to unhook due to external vibration in a closed state;

3. the added feedback switch and the feedback switch which is not added have complex modes of knowing the opening and closing states of the lock.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide an intelligence electric control lock, aim at reduction in production cost, improve the anti vibration performance.

For the purpose of realizing above, the utility model discloses a technical scheme be, including the lock shell, be provided with spring bolt lever, buckle lever, flexible wire and power supply unit in the lock shell, spring bolt lever and buckle lever all adopt plastic materials to make, wherein flexible wire one end is connected buckle lever tail end and is linked to each other with power supply unit's positive pole, the other end is fixed and is linked to each other with power supply unit's negative pole on the lock shell, the flexible wire of drive takes place to deform.

Furthermore, the lock shell is formed by enclosing, clamping and connecting an upper shell and a lower shell.

Furthermore, the bolt lever is provided with a rotating pin hole which is arranged in the lock shell and can be rotatably arranged with the lock shell, a clamping groove corresponding to the locking hook opening and a bolt locking part; the buckle lever comprises a driving handle, a locking head and a rotating pin column which is rotatably arranged in the lock shell, wherein the driving handle is provided with a threaded hole for fixing the telescopic metal wire, and the locking head is provided with a buckle lever locking surface matched with the lock tongue locking part.

Further, the bolt stopping part comprises a first bolt stopping surface and a second bolt stopping surface.

Furthermore, a microswitch connected with an external power supply is arranged in the lock shell, and a pressing part for pressing a microswitch touch sheet is arranged on the spring bolt lever.

Furthermore, at least one winding wheel is arranged in the lock shell, so that the telescopic metal wire can be wound reasonably.

Further, a resistor is arranged on the positive electrode lead of the power supply device.

Furthermore, at least one line pressing plate and a concentrator are arranged in the lock shell, so that the power supply device can reasonably run lines.

Compared with the prior art, the utility model, the beneficial effects are that:

1. the telescopic metal wire is used for replacing an electromagnet driving device in the prior art, the driving mode is changed, the cost is reduced, and only a small driving power supply is needed.

2. The plastic lock tongue lever and the buckle lever are adopted to replace the existing metal hook and the lock tongue, so that the manufacturing cost is reduced, and the unhooking caused by external vibration in a closed state is avoided.

3. Meanwhile, the lock tongue lever and the buckle lever which are made of plastic materials are light in weight, vibration resistance can be effectively improved, and the phenomenon that inertia unhooking occurs due to violent vibration generated by inertia at the moment of opening and closing is avoided.

4. The rotation of the bolt lever causes the micro switch to trigger the opening and closing of the sheet, so that the opening and closing states of the lock can be accurately judged, and the safety factor is improved.

Other advantages of the present invention will be further explained in the detailed description of the invention.

Drawings

Fig. 1 is a schematic structural diagram of the upper and lower casings of the present invention.

Fig. 2 is a perspective view of the lower case.

Fig. 3 is a schematic view of the three-dimensional structure inside the lock case of the present invention.

Fig. 4 is a schematic view of the structure before the unlocked state.

Fig. 5 is a schematic view of the structure after the unlocked state.

Fig. 6 is a perspective view of the latch bolt lever.

Fig. 7 is a schematic perspective view of the buckle lever.

Fig. 8 is a schematic perspective view of the upper case.

Fig. 9 is a perspective view illustrating the lower case.

The text labels in the figures are represented as: 10. an upper shell; 20. a lower case; 30. a latch hook opening; 40. a latch bolt lever; 50. a buckle lever; 60. a telescopic metal wire; 70. a power supply device; 80. a microswitch; 90. a wire pressing plate; 100. a latch hook; 110. a resistance; 120. a hub; 130. a reel; 11. clamping and buckling the insert buckle; 12. clamping the insert block; 13. mounting a buckle; 14. a first threaded mounting hole; 21. a fastening groove; 22. a second threaded mounting hole; 41. a pin rotating hole; 42. a card slot; 43. a bolt detent; 44. a pressing section; 431. a first latch stop surface; 432. a second bolt stop surface; 51. a drive handle; 52. a stopper head; 53. a snap lever stop surface; 54. a rotating pin column; 55. a threaded hole; 81. a touch sheet.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

Referring to fig. 1, 8 and 9, a schematic perspective view of a lock case is shown, wherein the lock case is formed by fastening an upper case 10 to a lower case 20 through a snap-fit insert 11 and a snap-fit insert 12; wherein, joint inserted block 12 is V type elastic component, installs in the buckle groove 21 of

inferior valve

20, and 11 joints of joint buckle are in the outer fringe of inferior valve 20 for epitheca 10 and inferior valve 20 are dismantled conveniently, and the connectivity is strong, and just whole lock shell has three kinds of mounting means with the outside cabinet body, the utility model discloses preferably be the third kind mode, can effectively avoid the use of screw, it is more convenient:

1) three screws are screwed in to be connected with the first thread mounting holes 14, and the lock shell is fixed with the cabinet body;

2) two screws are screwed in to be connected with the second thread mounting holes 22, and the lock shell is fixed with the cabinet body;

3) the cabinet body is directly fixed by the mounting buckle 13 of the upper shell 10.

Please refer to fig. 2, which illustrates the internal structure of the intelligent electric control lock of the present invention, which includes a buckle lever 50 rotatably disposed in a lock housing and a latch bolt lever 40 rotatably disposed in the lock housing, wherein the latch bolt lever 40 has a slot 42 corresponding to the latch hook 100 and a latch bolt stopping portion 43, one end of the buckle lever 50 has a buckle lever stopping surface 53 cooperating with the latch bolt stopping portion 43 of the latch bolt lever 40, the buckle lever 50 and the latch bolt lever 40 are respectively connected to a reset torsion spring, the other end of the latch bolt lever 40 is driven to swing by a retractable wire 60, and the retractable wire 60 is connected to a power supply device 70 for driving the retractable wire to deform; microswitch 80 is mounted at one end of buckle lever 50, and the opening and closing state of the lock is judged by pressing a touch sheet 81 of microswitch 80 through lock tongue lever 40, wherein lock tongue lever 40 and buckle lever 50 are both made of plastic materials.

Specifically, referring to fig. 2 to 7, one end of the retractable wire 60 is connected to the tail end of the buckle lever 50 and connected to the positive electrode of the power supply device 70, and the other end is fixed on the lock housing and connected to the negative electrode of the power supply device 70, and the retractable wire 60 is driven to deform by the power supply device 70.

In the structure of the present invention, locking bolt lever 40 is composed of rotating pin hole 41, slot 42, locking bolt stopping part 43 and extrusion part 44; the latch lever 50 is comprised of a drive handle 51, a stop head 52, and a pivot post 54.

The rotating pin hole 41 is used for rotatably mounting the bolt lever 40, the slot 42 is used for inserting the lock hook 100 to drive the bolt lever 40 to rotate, the bolt stopping part 43 is used for matching with the stopping head 52, so that the inner side and the outer side of the stopping head 52 are matched with the first bolt stopping surface 431 or the second bolt stopping surface 432 of the bolt stopping part 43 to correspond to different forms; the pressing portion 44 presses the contact piece 81 to determine whether the lock is on or off (the trace of the microswitch 80 is not shown); the pivot pin 54 is used to pivotally mount the latch lever 50, and the driving shaft 51 has a threaded hole 55 for fixing the retractable wire 60.

When the locking device is used specifically, as shown in fig. 4, the cabinet is in a state before unlocking, the locking hook 100 is located on the outer side, when the locking hook 100 enters the locking hook opening 30 and is pushed into the clamping groove 42, the locking bolt lever 40 rotates clockwise with the rotating pin hole 41 as the center, the matching state of the buckle lever stop surface 53 on the inner side of the stopper 52 and the first locking bolt stop surface 431 changes to the matching state of the outer side surface of the stopper 52 and the second locking bolt stop surface 432, the pressing part 44 presses the contact piece 81 to conduct the micro switch 80, and the final shape is as shown in fig. 5, at this time, the cabinet is in a locked state;

when the box needs to be opened, the switch-on button of the power supply device 70 is pressed, the telescopic metal wire 60 and the power supply device 70 form a closed loop, the telescopic metal wire 60 at the moment can obtain an instant temperature rise, so that the telescopic metal wire 60 is shortened due to phase change temperature, the driving handle 51 of the buckle lever 50 is further pulled to act, the buckle lever 50 is rotated, the stop head 52 is separated from the lock tongue stop part 43, the lock tongue lever 40 rotates anticlockwise under the action of the reset torsion spring, and finally the shape is changed into the shape shown in fig. 4, so that the box is in an unlocking state.

Certainly, for making the above technical scheme of the utility model more perfect, set up reel 130 in the lock shell, make the reasonable wire winding of flexible wire 60 ability, and then the pulling buckle lever 50 rotates.

Preferably, a resistor 110 is disposed on the positive electrode lead of the power supply device 70 to implement voltage reduction.

Preferably, at least one line pressing plate 90 and a concentrator 120 are arranged in the lock case, so that the power supply device 70 can be reasonably wired, positive and negative leads of the power supply device 70 are wired from the lower end of the line pressing plate 90, the body of the lead is smoothed, and the situation that certain parts tilt up to influence the clamping connection of the upper case 10 and the lower case 20 is prevented.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The utility model provides an intelligence electric control lock, includes the lock shell, be provided with spring bolt lever (40), buckle lever (50), flexible wire (60) and power supply unit (70) in the lock shell, its characterized in that, spring bolt lever (40) and buckle lever (50) all adopt plastic materials to make, wherein flexible wire (60) one end is connected buckle lever (50) tail end and is linked to each other with the positive pole of power supply unit (70), the other end is fixed and is linked to each other with the negative pole of power supply unit (70) on the lock shell, drives flexible wire (60) and takes place to deform.

2. An intelligent electrically controlled lock according to claim 1, wherein the lock housing is formed by clamping and enclosing an upper shell (10) and a lower shell (20).

3. An intelligent electric control lock according to claim 1, wherein the bolt lever (40) is provided with a rotating pin hole (41) which is rotatably arranged in the lock shell, a clamping groove (42) corresponding to the lock hook opening (30) and a bolt stopping part (43); the buckle lever (50) comprises a driving handle (51), a stop head (52) and a rotating pin column (54) which is rotatably arranged in the lock shell, wherein a threaded hole (55) for fixing the telescopic metal wire (60) is formed in the driving handle (51), and a buckle lever stop surface (53) matched with the bolt stop part (43) is formed in the stop head (52).

4. An intelligent electrically controlled lock according to claim 3, characterized in that the bolt stop (43) comprises a first bolt stop face (431) and a second bolt stop face (432).

5. An intelligent electric control lock according to claim 3 or 4, characterized in that a microswitch (80) connected with an external power supply is arranged in the lock shell, and a pressing part (44) pressing a contact piece (81) of the microswitch (80) is arranged on the bolt lever (40).

6. An intelligent electrically controlled lock according to claim 5, wherein at least one reel (130) is provided in the lock housing to allow for the rational winding of the retractable wire (60).

7. An intelligent electrically controlled lock according to claim 1, characterized in that the positive conductor of the power supply unit (70) is provided with a resistor (110).

8. An intelligent electrically controlled lock according to claim 7, wherein at least one tension disc (90) and a hub (120) are provided in the lock housing to enable the power supply unit (70) to be wired.