CN211173505U

CN211173505U - Multifunctional door lock

Info

Publication number: CN211173505U
Application number: CN201921772850.8U
Authority: CN
Inventors: 翁金伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-08-04
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a multifunctional door lock, which comprises a shell, a clutch, a lock core and a driving sheet, wherein the clutch and the lock core are both fixed in the shell, the driving sheet is connected between the clutch and the lock core, and the multifunctional door lock also comprises a limiting device matched with the driving sheet; the limiting device comprises a shell, wherein a groove is formed in the surface of the shell, a fixed contact piece is fixed in the groove through a screw, a movable contact piece is hinged in the groove, the limiting device also comprises a cable for transmitting an electric signal, two wire harnesses are arranged in the cable, one wire harness of the cable is fixed with the fixed contact piece through tin soldering, and the other wire harness of the cable is fixed with the movable contact piece through tin soldering; this product can carry out signal collection when multi-functional lock damages.

Description

Multifunctional door lock

Technical Field

The utility model relates to a multifunctional door lock.

Background

Nowadays, a lot of public rental houses are available on the market, the current public rental houses mainly adopt a card swiping door, but when a card swiping module is damaged, a mechanical unlocking is needed.

As a management unit of a public rental house, a damaged door lock needs to be replaced, but if a tenant does not report for repair, the tenant cannot know whether the door lock is damaged, and when the tenant withdraws from the rental house, the tenant brings trouble to a subsequent tenant.

Based on the problems, a multifunctional door lock capable of collecting signals when the door lock is damaged is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a multifunctional door lock that can carry out signal collection when the lock damages is provided.

The utility model discloses a realize through following technical scheme:

a multifunctional door lock comprises a shell, a clutch, a lock cylinder and a transmission piece, wherein the clutch and the lock cylinder are both fixed in the shell, the transmission piece is connected between the clutch and the lock cylinder, and the multifunctional door lock also comprises a limiting device matched with the transmission piece; the limiting device comprises a shell, a groove is arranged on the surface of the shell, a fixed contact piece is fixed in the groove through a screw, a movable contact piece is hinged in the groove, the cable for transmitting an electric signal is further provided, two wire harnesses are arranged in the cable, one wire harness of the cable is fixed with the fixed contact piece through soldering, the other wire harness of the cable is fixed with the movable contact piece through soldering, the movable contact piece is not contacted with the fixed contact piece under a normal state, when a key is inserted into the lock core, the lock core drives the driving piece to move, the driving piece contacts the movable contact piece when moving, so that the movable contact piece rotates along the hinged position and then contacts the fixed contact piece, an electric signal is generated at the moment, the electric signal is transmitted into a control chamber through the cable, a limiting plate is fixed on the surface screw of the shell, and the driving piece contacts the limiting plate when rotating by 90 degrees under the driving of the lock core, at the moment, the limiting plate limits the transmission piece.

Preferably, one end of the movable contact piece is bent to form an arc-shaped part, a shaft penetrates through the arc-shaped part, two ends of the shaft are inserted into two side groove walls of the groove, a torsion spring is assembled on the shaft, one end of the torsion spring is contacted with the bottom of the movable contact piece, the other end of the torsion spring is contacted with the groove wall of the groove, and under the action of the torsion spring, the end, away from the shaft, of the movable contact piece rotates to the outside of the groove; the structure has small volume structure, is easy to manufacture and reduces the manufacturing cost. When the lock core is released, the driving sheet rotates, the movable contact sheet rebounds, and the signal is disconnected.

Preferably, two clamping jaws are arranged inside the shell, limiting parts are formed at two sides of the shell through injection molding, and the limiting parts are limited at the inner sides of the clamping jaws; the structure is mainly used for convenient installation.

Preferably, the middle position of the fixed contact piece is raised upwards to form a raised part, and the upper end surface of the raised part is lower than the height of the opening of the groove; the raised portion is for facilitating contact between the fixed contact piece and the movable contact piece.

The utility model has the advantages that: when the function of punching the card of lock takes place to damage, need adopt lock core machinery to open, when adopting lock core machinery to open, it is rotatory that lock core drive piece, drive piece contact stop device after rotatory, stop device gathers the signal this moment, and give the control room with signal transmission, show that the function of punching the card of lock takes place to damage, make things convenient for the staff to maintain the lock, stop device can avoid damaging the clutch after the drive piece transition is rotatory simultaneously, the structure of this product is comparatively simple, the cost is comparatively low, and is suitable for being generalized to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 these drawings without creative efforts.

Fig. 1 is a front view of the present invention;

FIG. 2 is a perspective view of the stop device;

fig. 3 is a schematic structural view of the movable contact piece.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, 2 and 3, the multifunctional door lock comprises a shell 1, a clutch 2, a lock cylinder 3 and a driving plate 4, wherein the clutch 2 and the lock cylinder 3 are both fixed in the shell 1, and the driving plate 4 is connected between the clutch 2 and the lock cylinder 3, and further comprises a limiting device 5 matched with the driving plate 4 for use; the limiting device 5 comprises a shell 501, a groove 502 is arranged on the surface of the shell 501, a fixed contact piece 503 is fixed on a screw in the groove 502, a movable contact piece 504 is hinged in the groove 502, the limiting device also comprises a cable 6 for transmitting electric signals, two wiring harnesses 601 are arranged in the cable 6, one wiring harness 601 of the cable 6 is fixed with the fixed contact piece 503 in a soldering mode, the other wiring harness 601 is fixed with the movable contact piece 504 in a soldering mode, the fixed contact piece 503 is not contacted with the fixed contact piece in a normal state, when a key is inserted into the lock cylinder 3, the lock cylinder 3 drives the driving piece 4 to move, the driving piece 4 is contacted with the movable contact piece 504 when moving, the movable contact piece 504 is rotated along the hinged position and then contacted with the fixed contact piece 503, an electric signal is generated at the moment, and the electric signal is conducted into a control room through the cable, a limiting plate 511 is fixed on the surface of the housing 501 through a screw, and the driving plate 4 contacts the limiting plate 511 when rotating 90 degrees under the driving of the lock cylinder 3, so that the limiting plate 511 limits the driving plate 4.

In a preferred embodiment of the present invention, an arc portion 512 is formed after one end of the movable contact piece 504 is bent, a shaft 513 is inserted into the arc portion 512, two ends of the shaft 513 are inserted into two side groove walls of the groove 502, a torsion spring 514 is assembled on the shaft 513, one end of the torsion spring 514 contacts the bottom of the movable contact piece 501, the other end contacts the groove wall of the groove 502, and under the action of the torsion spring 514, the end of the movable contact piece 504 away from the shaft 513 rotates to the outside of the groove 502; the structure has small volume structure, is easy to manufacture and reduces the manufacturing cost. In use, the driving plate rotates to exert a force on the movable contact plate 504, so as to press the torsion spring 514, the movable contact plate 504 rotates to press down to contact with the fixed contact plate 503, so that the signal is conducted, and after the lock cylinder is released, the driving plate 4 rotates to rotate, so that the movable contact plate 504 rebounds, and the signal is disconnected.

In a preferred embodiment of the present invention, two claws 111 are disposed inside the housing 1, a limiting portion 551 is formed at two sides of the housing 501 by injection molding, and the limiting portion 551 is limited inside the claws 111; the structure is mainly used for convenient installation.

In a preferred embodiment of the present invention, the middle position of the fixed contact sheet 503 is raised upward to form a raised portion 555, and the upper end surface of the raised portion 555 is lower than the height of the opening of the groove 502; the raised portion 555 is for facilitating contact between the fixed contact piece 503 and the movable contact piece 504.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a multifunctional door lock, includes shell (1), clutch (2), lock core (3) and transmission piece (4), and clutch (2) and lock core (3) are all fixed in shell (1), and its characterized in that is connected between clutch (2) and lock core (3) transmission piece (4): the device also comprises a limiting device (5) matched with the transmission piece (4) for use; the limiting device (5) comprises a shell (501), a groove (502) is arranged on the surface of the shell (501), a fixed contact piece (503) is fixed on a screw in the groove (502), a movable contact piece (504) is hinged in the groove (502), the limiting device further comprises a cable (6) for transmitting electric signals, two wiring harnesses (601) are arranged in the cable (6), one wiring harness (601) of the cable (6) is fixed with the fixed contact piece (503) in a soldering mode, the other wiring harness (601) of the cable is fixed with the movable contact piece (504) in a soldering mode, the fixed contact piece (503) is not contacted with the fixed contact piece in a normal state, when a key is inserted into the lock cylinder (3), the lock cylinder (3) drives the driving piece (4) to move, the driving piece (4) contacts the movable contact piece (504) when moving, and the movable contact piece (504) rotates along the hinged position and then contacts the fixed contact piece (503), an electric signal is generated at the moment and is transmitted into the control chamber through a cable, a limiting plate (511) is fixed on the surface of the shell (501) through a screw, the driving sheet (4) is in contact with the limiting plate (511) when rotating for 90 degrees under the driving of the lock cylinder (3), and the limiting plate (511) limits the driving sheet (4).

2. The multifunctional door lock of claim 1, wherein: one end of the movable contact piece (504) is bent to form an arc-shaped part (512), a shaft (513) penetrates through the arc-shaped part (512), two ends of the shaft (513) are inserted into the groove walls on two sides of the groove (502), a torsion spring (514) is assembled on the shaft (513), one end of the torsion spring (514) is contacted with the bottom of the movable contact piece (504), the other end of the torsion spring is contacted with the groove wall of the groove (502), and under the action of the torsion spring (514), the end, far away from the shaft (513), of the movable contact piece (504) rotates to the outside of the groove (502).

3. The multifunctional door lock of claim 1, wherein: two clamping jaws (111) are arranged inside the shell (1), limiting parts (551) are formed at two sides of the shell (501) in an injection molding mode, and the limiting parts (551) are limited on the inner sides of the clamping jaws (111).

4. The multifunctional door lock of claim 1, wherein: the middle position of the fixed contact piece (503) is raised upwards to form a raised part (555), and the upper end surface of the raised part (555) is lower than the height of the opening of the groove (502).