CN212642345U

CN212642345U - Mechanical lock with double lock cylinders

Info

Publication number: CN212642345U
Application number: CN202020688923.1U
Authority: CN
Inventors: 欧继荣; 胡安妹; 钱正兴
Original assignee: Jiangsu Laili Intelligent Technology Co ltd
Current assignee: Jiangsu Laili Intelligent Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-03-02
Anticipated expiration: 2030-04-29

Abstract

The utility model belongs to the field of locks, in particular to a mechanical lock with a double lock core, which has no protective device and has a more complex structure aiming at the existing lock hole, comprising a mechanical lock body, the front end and the upper part of the rear end of the mechanical lock body are both movably connected with a handle, the lower part of the front end of the mechanical lock body is movably connected with a lock hole column, the lower part of the right end of the mechanical lock body is provided with an equipment groove, the inner cavity of the equipment groove is provided with a locking device, the front lower part of the mechanical lock body is fixedly connected with a protective box, the inner cavity of the protective box is provided with a protective device, the locking device is arranged, the structure is simple, when a user enters the door, the key needs to be pulled out and locked in the inner part, otherwise, the user can not be locked, the user forgets to pull out the key, and the user can be prevented from going out, can protect the lockhole post, avoid stealing personnel and pick the lock through the lockhole post, improve the security of lock.

Description

Mechanical lock with double lock cylinders

Technical Field

The utility model relates to a tool to lock field, in particular to mechanical lock with dual lock core.

Background

The anti-theft door is widely applied to household anti-theft equipment in daily life, the mechanical lock is an important component of the anti-theft door, the mechanical lock plays a role in locking the anti-theft door, and the anti-theft function of the anti-theft door is mainly a source and the mechanical lock.

The existing lockset is complex in structure, and after a user opens the lock, the user forgets to pull out the key easily, and when the user goes out, the key is carried easily, the user is inconvenient to use, the lock hole is easily pried by outsiders, and no protection function exists, so that the mechanical lock with the double lock cylinders is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a mechanical lock with dual lock cylinders, which can effectively solve the problem that the lock hole has no protective device and the structure is complex.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mechanical lock with dual lock core, includes the mechanical lock body, the equal swing joint in front end and the rear end upper portion of mechanical lock body has the handle, mechanical lock body front end lower part swing joint has the lockhole post, the equipment groove has been seted up to the right-hand member lower part of mechanical lock body, the inner chamber in equipment groove is provided with locking device, the front end lower part fixedly connected with protective housing of mechanical lock body, the inner chamber of protective housing is provided with protector, the front portion of lockhole post is located the protective housing.

Preferably, locking device includes the spring, spring fixed connection is at the inner chamber left wall in equipment groove, the right-hand member fixedly connected with connecting block in equipment groove, the draw-in groove has been seted up to the right part of connecting block, the right-hand member fixedly connected with fixture block of connecting block, there are transmission shaft and pivot through bearing swing joint respectively between the inner chamber antetheca in equipment groove and the back wall, the anterior fixedly connected with gear of surface of pivot, No. two gears of fixedly connected with and driven gear respectively at the surface rear portion of pivot and the surface rear portion of transmission shaft, there is the driving plate inner chamber right wall in equipment groove through spout and slider sliding connection, the front end fixedly connected with connecting plate of driving plate, the upper end fixedly connected with limiting plate of connecting plate.

Preferably, the outer surface of the first gear is meshed with the teeth at the lower end of the connecting block, the outer surface of the second gear is meshed with the driven gear, and the outer surface of the driven gear is meshed with the teeth at the left end of the limiting plate.

Preferably, the upper portion of the limiting plate is clamped with the clamping groove, and the front end of the rotating shaft is fixedly connected with the keyhole column.

Preferably, the protector includes the motor, motor fixed mounting is in the inner chamber upper wall left part of guard box, the output fixedly connected with threaded rod of motor, the inner chamber right part fixedly connected with slide bar of guard box, the equal threaded connection in surface upper portion and the lower part of threaded rod has the swivel nut, the equal sliding connection in surface upper portion and the lower part of slide bar has the sliding sleeve, two equal fixedly connected with fixed plate, two between two liang of swivel nut and sliding sleeve the equal fixedly connected with protective part of opposition terminal surface of fixed plate.

Preferably, the thread on the outer surface of the threaded rod is a reverse thread, and the two protective parts are both in a semicircular structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) through setting up locking device, owing to be provided with the spring, can make the limiting plate reciprocate then, remove about the connecting block, the draw-in groove has been seted up to the right part of connecting block, can pin the door then, simple structure, and not fragile, when the user entered the door, must pull out the key, locks in inside, otherwise can't close the door, avoids the user to forget and pulls out the key, and the user goes out, can avoid the user to forget and carry the key.

(2) Through setting up protector, the motor drives the threaded rod and rotates, and the screw thread of threaded rod surface is reverse screw for two protection component carry out reverse motion, can protect the lockhole post then, avoid stealing personnel to pick the lock through the lockhole post, improve the security of lock, favourable and guarantee user's safety.

Drawings

Fig. 1 is a schematic view of the overall structure of a mechanical lock with dual lock cylinders according to the present invention;

fig. 2 is a schematic structural view of a locking device of a mechanical lock with dual lock cylinders according to the present invention;

fig. 3 is a top view of a locking device of a mechanical lock with dual lock cylinders according to the present invention;

fig. 4 is a schematic view of a protection device of a mechanical lock with dual lock cylinders of the present invention.

In the figure: 1. a mechanical lock body; 2. a handle; 3. a keyhole column; 4. an equipment groove; 5. a locking device; 51. A spring; 52. connecting blocks; 53. a card slot; 54. a clamping block; 55. a driven gear; 56. a rotating shaft; 57. A first gear; 58. a drive shaft; 59. a second gear; 510. a connecting plate; 511. a limiting plate; 512. A drive plate; 6. a protective box; 7. a guard; 71. a motor; 72. a threaded rod; 73. a slide bar; 74. A threaded sleeve; 75. a sliding sleeve; 76. a fixing plate; 77. a shield member.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a mechanical lock with dual lock cylinders comprises a mechanical lock body 1, wherein the front end and the upper rear end of the mechanical lock body 1 are both movably connected with a handle 2, the lower front end of the mechanical lock body 1 is movably connected with a lock hole column 3, an equipment groove 4 is formed in the lower right end of the mechanical lock body 1, a locking device 5 is arranged in an inner cavity of the equipment groove 4, a protection box 6 is fixedly connected to the lower front end of the mechanical lock body 1, a protection device 7 is arranged in an inner cavity of the protection box 6, and the front part of the lock hole column 3 is located in the protection box 6.

Locking device 5 includes spring 51, spring 51 fixed connection is at the inner chamber left wall of equipment groove 4, the right-hand member fixedly connected with connecting block 52 of equipment groove 4, draw-in groove 53 has been seted up to the right part of connecting block 52, the right-hand member fixedly connected with fixture block 54 of connecting block 52, there are transmission shaft 58 and pivot 56 through bearing swing joint respectively between the inner chamber antetheca of equipment groove 4 and the back wall, No. one gear 57 of the anterior fixedly connected with of surface of pivot 56, No. two gear 59 of fixedly connected with and driven gear 55 respectively at the surface rear portion of pivot 56 and the surface rear portion of transmission shaft 58, there is driving plate 512 inner chamber right wall of equipment groove 4 through spout and slider sliding connection, the front end fixedly connected with connecting plate 510 of driving plate 512, the upper end fixedly connected with limiting plate 511 of connecting.

The outer surface of the first gear 57 is meshed with teeth at the lower end of the connecting block 52, the outer surface of the second gear 59 is meshed with the driven gear 55, and the outer surface of the driven gear 55 is meshed with teeth at the left end of the limiting plate 511.

The upper part of the limiting plate 511 is clamped with the clamping groove 53, and the front end of the rotating shaft 56 is fixedly connected with the keyhole column 3.

Protector 7 includes motor 71, motor 71 fixed mounting is in the inner chamber upper wall left part of guard box 6, motor 71's output fixedly connected with threaded rod 72, the inner chamber right part fixedly connected with slide bar 73 of guard box 6, the equal threaded connection in surface upper portion and the lower part of threaded rod 72 has swivel nut 74, the equal sliding connection in surface upper portion and the lower part of slide bar 73 has sliding sleeve 75, equal fixedly connected with fixed plate 76 between two liang of two swivel nuts 74 and sliding sleeve 75, the equal fixedly connected with protective part 77 of opposition terminal surface of two fixed plates 76, be favorable to protecting keyhole post 3, avoid other people to cause the damage to the lock.

The thread of the outer surface of the threaded rod 72 is a reverse thread, and the two shielding members 77 are both in a semicircular structure.

It should be noted that the utility model relates to a mechanical lock with dual lock core, the staff installs the lock earlier, and then the user need open, utilizes earlier the input password. The sensor is utilized to transmit an instruction to the motor 71, then the motor 71 is started to drive the threaded rod 72 to rotate, because the threaded rod 72 is a reverse thread, and the threaded sleeve 74 is connected with the sliding sleeve 75 through the fixing plate 76, the opposite end surface of the fixing plate 76 is fixedly connected with the protection parts 77, then the two protection parts 77 are driven to move in reverse directions, the protection parts 77 are removed from the keyhole column 3, then the key can be inserted into the keyhole column 3, the key is rotated in reverse direction, the rotating shaft 56 is driven to rotate, because the spring 51 is arranged, the connecting block 52 is fixedly connected with the clamping block 54, the keyhole column 3 is fixedly connected with the rotating shaft 56, the outer surface of the rotating shaft 56 is respectively and fixedly connected with the first gear 57 and the second gear 59, the first gear 57 is meshed with the connecting block 52, the second gear 59 is meshed with the limiting plate 511 through the driven gear 55, the connecting block 52 moves left and right, then the lock can be unlocked, and after the lock enters, the key is inserted again, and the lock is rotated reversely.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mechanical lock with a double lock cylinder comprises a mechanical lock body (1), and is characterized in that: the front end of mechanical lock body (1) and the equal swing joint in rear end upper portion have handle (2), mechanical lock body (1) front end lower part swing joint has keyhole post (3), equipment groove (4) have been seted up to the right-hand member lower part of mechanical lock body (1), the inner chamber of equipment groove (4) is provided with locking device (5), front end lower part fixedly connected with protective housing (6) of mechanical lock body (1), the inner chamber of protective housing (6) is provided with protector (7), the front portion of keyhole post (3) is located protective housing (6).

2. A mechanical lock with a dual lock cylinder according to claim 1, wherein: the locking device (5) comprises a spring (51), the spring (51) is fixedly connected to the left wall of the inner cavity of the equipment groove (4), the right end of the equipment groove (4) is fixedly connected with a connecting block (52), the right part of the connecting block (52) is provided with a clamping groove (53), the right end of the connecting block (52) is fixedly connected with a clamping block (54), a transmission shaft (58) and a rotating shaft (56) are respectively and movably connected between the front wall and the rear wall of the inner cavity of the equipment groove (4) through bearings, the front part of the outer surface of the rotating shaft (56) is fixedly connected with a first gear (57), the rear part of the outer surface of the rotating shaft (56) and the rear part of the outer surface of the transmission shaft (58) are respectively and fixedly connected with a second gear (59) and a driven gear (55), the right wall of the inner cavity of the equipment groove (4) is slidably connected with a transmission plate (512) through a, the upper end of the connecting plate (510) is fixedly connected with a limiting plate (511).

3. A mechanical lock with a dual lock cylinder according to claim 2, characterized in that: the outer surface of the first gear (57) is meshed with teeth at the lower end of the connecting block (52), the outer surface of the second gear (59) is meshed with the driven gear (55), and the outer surface of the driven gear (55) is meshed with teeth at the left end of the limiting plate (511).

4. A mechanical lock with a dual lock cylinder according to claim 2, characterized in that: the upper portion of limiting plate (511) and draw-in groove (53) joint, the front end and the keyhole post (3) fixed connection of pivot (56).

5. A mechanical lock with a dual lock cylinder according to claim 1, wherein: protector (7) include motor (71), motor (71) fixed mounting is in the inner chamber upper wall left part of protecting box (6), the output fixedly connected with threaded rod (72) of motor (71), the inner chamber right part fixedly connected with slide bar (73) of protecting box (6), the equal threaded connection in surface upper portion and the lower part of threaded rod (72) has swivel nut (74), the equal sliding connection in surface upper portion and the lower part of slide bar (73) has sliding sleeve (75), two equal fixedly connected with fixed plate (76), two between two liang of swivel nut (74) and sliding sleeve (75) the equal fixedly connected with protective part (77) of opposition terminal surface of fixed plate (76).

6. A mechanical lock with a dual lock cylinder according to claim 5, characterized in that: the thread on the outer surface of the threaded rod (72) is a reverse thread, and the two protective parts (77) are both in a semicircular structure.