CN111824618A

CN111824618A - Automatic intermediate lock for container

Info

Publication number: CN111824618A
Application number: CN202010681017.3A
Authority: CN
Inventors: 徐涛; 刘静
Original assignee: CARGO SECURING SYSTEMS CENTRE
Current assignee: CARGO SECURING SYSTEMS CENTRE
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-10-27

Abstract

The invention discloses an automatic middle lock of a container, which comprises a lock plate, wherein a lock body and a lock hook are respectively arranged on the upper part and the lower part of the lock plate, two ends of the top of the lock body are provided with lugs, and a position on the side wall of one side of the lock body, which is connected with the lugs, is provided with a limiting step. The invention cancels the original mechanical connection type limiting structure such as rocker arm and pin, realizes the anti-rotation function by the self limiting structure and has simple operation.

Description

Automatic intermediate lock for container

Technical Field

The invention relates to the field of container locks, in particular to an automatic intermediate lock for a container.

Background

During the transportation process of stacking operation of the container, the automatic lock is required to be well positioned in the corner fittings of the container so as to realize accurate connection of the upper corner fittings and the lower corner fittings of the container. Most of the full-automatic locks on the current market are provided with limiting structures in a mechanical connection mode. For example, the rocker arm rotates around the pin shaft, and after the full-automatic lock is in place, the full-automatic lock is locked through the rocker arm, so that the full-automatic lock is prevented from rotating. When the automatic lock is detached, the state of the rocker arm needs to be changed by manual operation, and the automatic lock can be taken down. The mechanical connection type limiting structure has the disadvantages of higher installation cost, easy damage and inconvenient maintenance, and has certain defects when being used for stacking containers.

Disclosure of Invention

The invention provides an automatic intermediate lock of a container, which cancels the original rocker arm and pin, adds a limit structure, realizes the automatic return of a full-automatic lock and has simple operation.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an automatic intermediate lock of container, includes the jam plate, the jam plate on be provided with lock body and latch hook respectively from top to bottom, the top both ends of lock body be provided with the lug, the lateral wall of one side of lock body on be provided with spacing step with the position of lug handing-over.

Preferably, the lower side of the limiting step is provided with a guide inclined plane which is used as the guide of the full-automatic lock during falling, so that the automatic lock can more smoothly fall into the corner fitting hole.

Preferably, the length and shape of the lugs at the two ends of the top of the lock body are different, and the lugs are used as a mistake-proofing mechanism when the automatic lock is installed.

Preferably, one end of the lock body is provided with an opening.

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

1. the lock body top designs limit structure, and limit structure's downside is provided with the direction inclined plane, can play the guide effect, and after full-automatic lock finishes in the container corner fittings installation, full-automatic lock can be because of self gravity whereabouts, and the direction when the direction inclined plane falls as full-automatic lock, can make more smooth and easy the falling into the corner fittings downthehole of automatic lock. After the automatic lock completely falls down, the reduction in clearance that spacing step can reduce automatic lock and corner fittings hole can prevent the rotation of automatic lock in the corner fittings, when the installation of accomplishing automatic lock in corner fittings down, carries out the pile up during operation of container, and the rotation can not take place for the automatic lock, and this limit structure can replace the spacing form of original mechanical connection, and the structure is simpler, and the operation is more convenient.

2. The length and the shape of the lugs at the two ends of the top of the lock body are different, and the lugs are used as error-proofing mechanisms when the automatic lock is installed, the structure is easy to identify, the strength is high, the lugs cannot completely enter corner fittings when the automatic lock is installed incorrectly, and the automatic lock is effectively prevented from being installed incorrectly. 3. The installation position is fixed, can avoid the mistake installation, and the product is safer.

3. The lock plate is provided with the opening, the structure can reduce the quality of part of the product while meeting the strength, and the product is more economical; this structure is as the part that operating personnel installed product or held in the transportation, can effectively prevent the product landing problem, and the design is safer, more humanized.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a view of the structure of the section A-A in FIG. 3;

FIG. 5 is a cross-sectional view of the deadlocked state of the present invention;

FIG. 6 is a top view of the deadlocked condition of the present invention;

fig. 7 is a top view structural view of the unlocked state of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, the invention provides an automatic intermediate lock for a container, which comprises a lock plate 1, wherein a lock body 2 and a lock hook 4 are respectively arranged at the upper part and the lower part of the lock plate 1, two ends of the top of the lock body 2 are provided with lugs 3, and a position on the side wall of one side of the lock body 2, which is connected with the lugs 3, is provided with a limiting step 6.

The lower side of the limiting step 6 is provided with a guide inclined plane 7 which is used as the guide of the full-automatic lock when falling down, so that the automatic lock can more smoothly fall into the corner fitting hole.

The length and the shape of the lugs 3 at the two ends of the top of the lock body 2 are different, the two ends are respectively a long lug 9 and a short lug 8, when the automatic lock is correctly installed, the long lug 9 firstly enters the corner fitting, the short lug 8 later enters the corner fitting, and the installation process is smooth and unimpeded; when the automatic lock is installed wrongly, the short lug 8 cannot completely enter the corner fitting, and the long lug 9 can abut against the bottom of the corner fitting, so that the automatic lock is effectively prevented from being installed wrongly.

Preferably, one end of the lock body 2 is provided with an opening 5, the structure can reduce the quality of part of the product while meeting the strength, and the product is more economical; this structure is as the part that operating personnel installed product or held in the transportation, can effectively prevent the product landing problem, and the design is safer, more humanized.

As an embodiment of the present invention:

when the automatic middle lock is installed, as shown in fig. 7, one end of the lock body 2 is inserted into a bottom hole of a corner fitting of an upper container, wherein the long lug 9 is inserted first, the short lug 8 enters the bottom hole, the automatic middle lock is pushed upwards after the lock body 2 is inserted, the lock plate 1 can be tightly attached to the bottom surface of the corner fitting, then the automatic middle lock is rotated by 45 degrees clockwise and released, as shown in fig. 5-6, the automatic middle lock falls due to the gravity of the automatic middle lock, the limiting step 6 is blocked against the bottom hole of the corner fitting, the lock body 2 cannot rotate again, and the limiting locking of the automatic middle lock is realized.

When the containers are stacked, the containers with automatic locks are lifted, the lock hooks 4 are aligned with the top holes of the upper corner fittings of the containers below and inserted when the containers fall down, and the full-automatic lock hooks completely enter the top holes of the corner fittings, so that the automatic middle locks are used for locking the upper and lower containers.

Similarly, when the container is taken off, the container on the upper side is hoisted, so that the lock hook 4 is completely separated from the corner fitting of the container below. When taking off full-automatic lock, manual will be automatic middle lock up, make spacing step 6 come out from the bottom hole of corner fittings, anticlockwise rotation automatic middle lock is earlier deviate from the corner fittings bottom hole with automatic short lug 8 of lock, deviate from the bottom hole with long lug again, accomplish the dismantlement of automatic middle lock.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an automatic middle lock of container, includes jam plate (1), jam plate (1) about be provided with lock body (2) and latch hook (4) respectively, the top both ends of lock body (2) be provided with lug (3), its characterized in that, one side lateral wall of lock body (2) on be provided with spacing step (6) with the position of lug (3) handing-over.

2. The automatic intermediate lock for containers according to claim 1, wherein: the lower side of the limiting step (6) is provided with a guide inclined plane (7).

3. The automatic intermediate lock for containers according to claim 1, wherein: the length and the shape of the lugs (3) at the two ends of the top of the lock body (2) are different.

4. The automatic intermediate lock for containers according to claim 1, wherein: one end of the lock body (2) is provided with an opening (5).