CN109184377B

CN109184377B - Double-shackle padlock

Info

Publication number: CN109184377B
Application number: CN201811265817.6A
Authority: CN
Inventors: 刘慧旋
Original assignee: Zhejiang Pujiang Rarlux Locks Co ltd
Current assignee: ZHEJIANG PUJIANG RARLUX LOCKS Co.,Ltd.
Priority date: 2018-10-29
Filing date: 2018-10-29
Publication date: 2020-10-23
Anticipated expiration: 2038-10-29
Also published as: CN109184377A

Abstract

The invention provides a double-shackle padlock, which belongs to the technical field of mechanical locks and comprises a lock body, a first shackle, a second shackle and an unlocking mechanism; the upper end and the lower end of the lock body are respectively provided with a first lock catch and a second lock catch, an unlocking mechanism is arranged on the lock body, a first plunger bolt and a second plunger bolt are arranged in the lock body to lock the first lock catch and the second lock catch, the first plunger column moves upwards to open the first lock catch, the second plunger column moves downwards to open the second lock catch, springs are arranged at the joints of one ends of the first lock catch and the second lock catch and the lock body, and elastic reset columns are arranged at the joints of the other ends of the first lock catch and the second lock catch and the lock body. The lock body is provided with the two lock catches, so that the lock is convenient to use, can be used in various occasions, and is wide in application range; the key rotates clockwise to open the first lock catch, and rotates anticlockwise to open the second lock catch, and the two lock catches are not interfered with each other when in use, so that the operation is simple; the lock catch automatically resets after being opened, so that the other lock catch can be conveniently opened; simple structure, stable operation and long service life.

Description

Double-shackle padlock

Technical Field

The invention relates to a mechanical lock, in particular to a padlock with double shackle rings.

Background

The mechanical lock is a pure mechanical lock without electronic devices, and has the advantages of stable performance, strong durability and the like. The padlock is a traditional pure mechanical lock, the padlock has a long history, and other locks are all derived from the class of the padlock. Padlocks are widely used due to their flexible and easy use.

The lock body of the padlock is provided with a buckled ring-shaped or straight-shaped metal stem, so that the padlock is directly buckled with the lock body through the metal stem to form a closed lock. The existing padlock has various unlocking modes, including horizontal opening, vertical opening, top opening, password padlock and the like.

The existing padlock only has one lock ring to be buckled with the lock body, and on some specific connection occasions, the connection of a single buckle ring is very inconvenient, the use requirements are difficult to meet, a plurality of padlocks are required to be matched for use, the cost is increased, and the operation is relatively troublesome.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a double-shackle padlock which is simple in structure and convenient to operate.

In order to solve the technical problems, the invention provides the following technical scheme:

a double-shackle padlock comprises a lock body, a first shackle, a second shackle and an unlocking mechanism; the upper end and the lower end of the lock body are respectively provided with a first lock catch and a second lock catch, and the lock body is provided with an unlocking mechanism for unlocking the first lock catch and the second lock catch; the lock body, the first lock catch and the second lock catch are made of rustproof metal materials; a first lock latch and a second lock latch are arranged in the lock body to lock the first lock catch and the second lock catch; the first core column and the second core column are both connected with an unlocking mechanism; the first core column moves upwards to open the first lock catch, and the second core column moves downwards to open the second lock catch; the first core column and the second core column are both connected with the unlocking mechanism; and the joints of one ends of the first lock catch and the second lock catch and the lock body are respectively provided with a second spring, and the joints of the other ends of the first lock catch and the second lock catch and the lock body are respectively provided with an elastic reset column.

As a further improvement of the invention: the lock body, the first lock catch and the second lock catch are all made of stainless steel.

As a further improvement of the invention: the first lock catch and the second lock catch are identical in structure, and are symmetrically distributed on the lock body.

As a further improvement of the invention: first clamping grooves are symmetrically formed in the first lock catch inner ring, the first clamping grooves are respectively connected with the first lock latch and the second lock latch when the first lock catch is closed, a second clamping groove is formed in the lower portion of the first lock catch, and the second clamping groove is connected with the first lock latch when the second lock catch is opened.

As a further improvement of the invention: the first core column and the second core column have the same structure, and are symmetrically distributed on the upper side and the lower side of the unlocking mechanism; the upper part of the first core column and the lower part of the second core column are both provided with a first spring; the first lock bolt and the second lock bolt are symmetrically distributed at two ends of the first core column and the second core column; and the right side of the first lock bolt and the left side of the second lock bolt are both provided with third springs, and the third springs push the first lock bolt and the second lock bolt to move towards the middle.

As a further improvement of the invention: and a third clamping groove used for clamping the first lock latch and the second lock latch is formed in the first core column, and a telescopic column is arranged at the lower part of the first core column.

As a further improvement of the invention: the unlocking mechanism comprises a lock cylinder, and a key hole is formed in the lock cylinder; the surface of the lock cylinder is in sliding connection with the telescopic column, the connecting section of the lock cylinder, the first core column and the second core column is in a smooth transition flange shape, the flange is arranged on the left side of the lock cylinder, the right side of the flange is in a semicircular shape, and the center of the semicircular circle coincides with the central axis of the first core column and the central axis of the second core column.

As a further improvement of the invention: the lower part of the telescopic column is provided with a ball head connected with the surface of the lock core.

As a still further improvement of the invention: the unlocking mechanism is a coded lock unlocking mechanism, and a first lock catch switch button and a second lock catch switch button are arranged on the lock body.

Compared with the prior art, the invention has the beneficial effects that:

1. the lock body is provided with the two lock catches, so that the lock is convenient to use, can be used in various occasions, and is wide in application range;

2. the key rotates clockwise to open the first lock catch, and rotates anticlockwise to open the second lock catch, and the two lock catches are not interfered with each other when in use, so that the operation is simple;

3. the lock catch automatically resets after being opened, so that the other lock catch can be conveniently opened;

4. simple structure, stable operation and long service life.

Drawings

FIG. 1 is a schematic view of a dual shackle padlock;

FIG. 2 is a schematic view of the closed configuration of a dual shackle padlock;

FIG. 3 is a schematic view of the opened configuration of a dual shackle padlock;

FIG. 4 is a schematic view of a transmission structure of a first shackle of a dual shackle padlock;

FIG. 5 is a schematic view of a first leg of a dual shackle padlock;

FIG. 6 is a schematic structural view of a second embodiment of a dual shackle padlock;

in the figure: 1-lock body, 2-first lock catch, 3-second lock catch, 4-unlocking mechanism, 5-lock core, 6-keyhole, 7-first core column, 8-first spring, 9-first lock latch, 10-second lock latch, 11-elastic reset column, 12-second spring, 13-second core column, 14-third spring, 15-first card slot, 16-second card slot, 17-third card slot, 18-telescopic column, 19-ball head, 20-password lock unlocking mechanism, 21-first lock catch switch button and 22-second lock catch switch button.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example one

Referring to fig. 1-5, the present embodiment provides a dual shackle padlock, which includes a lock body 1, a first shackle 2, a second shackle 3, and an unlocking mechanism 4; the lock body 1 is provided with a first lock catch 2 and a second lock catch 3 at the upper end and the lower end respectively, the lock body 1 is provided with an unlocking mechanism 4 for opening the first lock catch 2 and the second lock catch 3, and the first lock catch 2 and the second lock catch 3 can be opened simultaneously or independently without mutual interference; the first lock catch 2 and the second lock catch 3 are identical in structure, and the first lock catch 2 and the second lock catch 3 are symmetrically distributed on the lock body 1; the lock body 1, the first lock catch 2 and the second lock catch 3 are made of rustproof metal materials;

the lock body 1, the first lock catch 2 and the second lock catch 3 are all made of stainless steel;

a first lock bolt 9 and a second lock bolt 10 are arranged in the lock body 1 to lock the first lock catch 2 and the second lock catch 3; the first core column 7 and the second core column 13 are both connected with the unlocking mechanism 4; the first core column 7 moves upwards to open the first lock catch 2, and the second core column 13 moves downwards to open the second lock catch 3; the first core column 7 and the second core column 13 are both connected with the unlocking mechanism 4; the joints of one ends of the first lock catch 2 and the second lock catch 3 and the lock body 1 are respectively provided with a second spring 12, and the joints of the other ends of the first lock catch 2 and the second lock catch 3 and the lock body 1 are respectively provided with an elastic reset column 11;

first clamping grooves 15 are symmetrically arranged on the inner ring of the first lock catch 2, the first clamping grooves 15 are respectively connected with the first lock bolt 9 and the second lock bolt 10 when the first lock catch 2 is closed, a second clamping groove is arranged at the lower part of the first lock catch 2, and the second clamping groove 16 is connected with the first lock bolt (9) when the first lock catch 2 is opened;

the first core column 7 and the second core column 13 have the same structure, and the first core column 7 and the second core column 13 are symmetrically distributed on the upper side and the lower side of the unlocking mechanism 4; the upper part of the first core column 7 and the lower part of the second core column 13 are both provided with a first spring 8; the first lock bolt 9 and the second lock bolt 10 are symmetrically distributed at two ends of the first core column 7 and the second core column 13; a third spring 14 is arranged on the right side of the first lock bolt 9 and the left side of the second lock bolt 10; the third spring 14 pushes the first latch 9 and the second latch 10 to move towards the middle;

a third clamping groove 17 for clamping the first latch 9 and the second latch 10 is arranged on the first core column 7, and a telescopic column 18 is arranged at the lower part of the first core column 7;

the unlocking mechanism 4 comprises a lock cylinder 5, and a key hole 6 is formed in the lock cylinder 5; the surface of the lock cylinder 5 is in sliding connection with the telescopic column 18, the connecting section of the lock cylinder 5, the first core column 7 and the second core column 13 is in a smooth transition flange shape, the flange is arranged on the left side of the lock cylinder 5, the right side of the flange is in a semicircular shape, and the center of the semicircle coincides with the central axis of the first core column 7 and the central axis of the second core column 13;

the lower part of the telescopic column 18 is provided with a ball head 19 which is connected with the surface of the lock core 5.

Example two

Referring to fig. 6, in the first embodiment, the padlock is unlocked by a key, and in the present embodiment, the padlock is unlocked by a combination lock; the unlocking mechanism 4 is a coded lock unlocking mechanism, and the lock body 1 is provided with a first lock catch switch button 21 and a second lock catch switch button 22; the first latch switch button 21 controls the first latch 2 to be opened, and the second latch switch button 22 controls the second latch 3 to be opened.

The working principle of the invention is as follows:

the invention provides a double-shackle padlock, wherein in the first embodiment, a key is used for unlocking the padlock, the key is inserted into a key hole 6 and rotates clockwise, a first core column 7 moves upwards, a first lock bolt 9 and a second lock bolt 10 enter a third clamping groove 17 under the action of the elastic force of a third spring 14, a first lock catch 2 is ejected out under the action of the elastic force of a second spring 12, the first lock catch 2 is unlocked, the key is released, and a lock cylinder 5 returns to the original position and automatically resets; the key is rotated anticlockwise, the second core column 13 moves downwards, the first lock bolt 9 and the second lock bolt 10 enter the third clamping groove 17 under the action of the elastic force of the third spring 14, the second lock catch 3 is ejected under the action of the elastic force of the second spring 12, the second lock catch 3 is opened, the key is released, and the lock cylinder 5 automatically resets; after the first lock catch 2 and the second lock catch 3 are opened, the first lock catch 2 and the second lock catch 3 can freely rotate, and the lock catches can be closed by pressing the first lock catch 2 and the second lock catch 3 towards the lock body; the second unlocking mechanism of the embodiment is a coded lock, and when the coded disc rotates to the correct code, the first lock switch button 21 is pressed to open the first lock 2, and the second lock switch button 22 is pressed to open the second lock 3.

The lock body is provided with the two lock catches, so that the lock is convenient to use, can be used in various occasions, and is wide in application range; the key rotates clockwise to open the first lock catch, and rotates anticlockwise to open the second lock catch, and the two lock catches are not interfered with each other when in use, so that the operation is simple; the lock catch automatically resets after being opened, so that the other lock catch can be conveniently opened; simple structure, stable operation and long service life.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A double-shackle padlock comprises a lock body (1), a first shackle (2), a second shackle (3) and an unlocking mechanism (4); the lock is characterized in that a first lock catch (2) and a second lock catch (3) are respectively arranged at the upper end and the lower end of the lock body (1), and an unlocking mechanism (4) for unlocking the first lock catch (2) and the second lock catch (3) is arranged on the lock body (1); the lock body (1), the first lock catch (2) and the second lock catch (3) are made of rustproof metal materials; a first lock bolt (9) and a second lock bolt (10) are arranged in the lock body (1) to lock the first lock catch (2) and the second lock catch (3); the first core column (7) and the second core column (13) are both connected with the unlocking mechanism (4); the first core column (7) moves upwards to open the first lock catch (2), and the second core column (13) moves downwards to open the second lock catch (3); the first core column (7) and the second core column (13) are both connected with the unlocking mechanism (4); the connecting parts of one ends of the first lock catch (2) and the second lock catch (3) and the lock body (1) are respectively provided with a second spring (12), the connecting parts of the other ends of the first lock catch (2) and the second lock catch (3) and the lock body (1) are respectively provided with an elastic reset column (11), the first lock catch (2) and the second lock catch (3) have the same structure, the first lock catch (2) and the second lock catch (3) are symmetrically distributed on the lock body (1), the inner ring of the first lock catch (2) is symmetrically provided with a first clamping groove (15), the first clamping groove (15) is respectively connected with the first lock bolt (9) and the second lock bolt (10) when the first lock catch (2) is closed, the lower part of the first lock catch (2) is provided with a second clamping groove, the second clamping groove (16) is connected with the first lock bolt (9) when the first lock catch (2) is opened, and the first core column (7) has the same structure as the second core column (13), the first core column (7) and the second core column (13) are symmetrically distributed on the upper side and the lower side of the unlocking mechanism (4); the upper part of the first core column (7) and the lower part of the second core column (13) are both provided with a first spring (8); the first latch bolt (9) and the second latch bolt (10) are symmetrically distributed at two ends of the first core column (7) and the second core column (13); third springs (14) are arranged on the right side of the first latch (9) and the left side of the second latch (10), the third springs (14) push the first latch (9) and the second latch (10) to move towards the middle, a third clamping groove (17) used for clamping the first latch (9) and the second latch (10) is arranged on the first core column (7), and a telescopic column (18) is arranged on the lower portion of the first core column (7); the unlocking mechanism (4) comprises a lock cylinder (5), and a key hole (6) is formed in the lock cylinder (5); the surface of the lock cylinder (5) is in sliding connection with the telescopic column (18), the connecting section of the lock cylinder (5) and the first core column (7) and the connecting section of the second core column (13) are in a smooth transition flange shape, the flange is arranged on the left side of the lock cylinder (5), the right side of the flange is in a semicircular shape, and the center of the semicircular circle coincides with the central axis of the first core column (7) and the central axis of the second core column (13); the padlock is unlocked through a key, the key is inserted into the key hole (6) and rotates clockwise, the first core column (7) moves upwards, the first lock latch (9) and the second lock latch (10) enter the third clamping groove (17) under the elastic action of the third spring (14), the first lock catch (2) pops up under the elastic action of the second spring (12), the first lock catch (2) is opened, the key is loosened, and the lock cylinder (5) returns to the original position and automatically resets; the key is rotated anticlockwise, the second core column (13) moves downwards, the first lock latch (9) and the second lock latch (10) enter a third clamping groove (17) under the action of the elastic force of a third spring (14), the second lock catch (3) is ejected out under the action of the elastic force of a second spring (12), the second lock catch (3) is opened, the key is released, and the lock cylinder (5) automatically resets; the first lock catch (2) and the second lock catch (3) can rotate freely after being opened, and the first lock catch (2) and the second lock catch (3) are pressed towards the lock body, so that the lock catches can be closed.

2. A padlock according to claim 1, characterized in that the telescopic column (18) is provided, at the lower part thereof, with a ball (19) connected to the cylinder (5).