CN210213565U - Safety door lock for container - Google Patents

Abstract

The safety door lock of the container comprises a handle assembly and a fixed seat, wherein the fixed seat is rotatably connected with a pressing handle and a locking piece through a pivot, the pressing handle comprises a pressing part positioned on one side of the pivot and a pressed end positioned on the other side of the pivot, the locking piece comprises a hook positioned on one side of the pivot and a stopping end positioned on the other side of the pivot and pressed on the outer side of the pressed end, and the fixed seat is also provided with an elastic element which is used for providing elastic stress for pushing or pulling the stopping end towards the direction close to the pressed end; the handle assembly is provided with a hanging piece matched with the hook and a locking assembly, the locking assembly comprises a lock cylinder arranged on the handle assembly and a lock tongue positioned at the inner side end of the lock cylinder, and the lock cylinder is used for driving the lock tongue to rotate so that the lock tongue swings between a position where the lock tongue is pressed on the outer side of the pressed end and a position where the lock tongue avoids the pressed end. The utility model provides the high reliability that the container opened the door from the incasement, simple structure and promoted the security of container.

Description

Safety door lock for container

Technical Field

The utility model relates to a container technical field, concretely relates to safety door lock of container.

Background

In order to increase the safety of the container, in addition to the lock rod assembly arranged on the door of the container, a safety escape door lock is usually arranged on the lock rod, which can increase the theft-proof performance and can be operated inside the container to open the door of the container, and when an operator is mistakenly locked inside the container, the safety escape door lock can be operated inside the container to open the door of the container.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safe lock of container, its simple structure, the security that can effectual improvement container.

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

the safety door lock of the container comprises a handle assembly arranged on a container lock rod and a fixed seat arranged on a container door plate, wherein the fixed seat is rotatably connected with a pressing handle and a locking piece through a pivot, the pressing handle comprises a pressing part positioned on one side of the pivot and a pressed end positioned on the other side of the pivot, the locking piece comprises a hook positioned on one side of the pivot and a stopping end positioned on the other side of the pivot and pressed on the outer side of the pressed end, and the fixed seat is also provided with an elastic element which is used for providing elastic stress for pushing or pulling the stopping end towards the direction close to the pressed end; the handle assembly is provided with a hanging piece matched with the hook and a locking assembly, the locking assembly comprises a lock cylinder arranged on the handle assembly and a lock tongue positioned at the inner side end of the lock cylinder, and the lock cylinder is used for driving the lock tongue to rotate so that the lock tongue swings between a position where the lock tongue is pressed on the outer side of the pressed end and a position where the lock tongue avoids the pressed end.

The handle assembly comprises an installation plate and a rotating handle, a fixed plate is welded on the container lock rod, one end of the installation plate is connected to the fixed plate through a rivet, and the rotating handle is fixed at the other end of the installation plate; the hanging piece is fixed on the inner surface of the mounting plate, and the lock cylinder is arranged in a lock hole which is preset on the fixing plate.

The container door plate is also provided with a first lock plate, the rotating handle is fixed with a second lock plate, the second lock plate is provided with a long groove for the first lock plate to pass through, and a padlock is arranged at the position where the first lock plate passes through the long groove.

The pressing handle is provided with a through groove for embedding the locking piece, the pivot sequentially penetrates through one side of the pressing handle, the locking piece and the other side of the pressing handle, and two ends of the pivot are respectively installed on the supporting plate on the outer surface of the fixing base.

The elastic element is a torsion spring, one end of the torsion spring is connected to the fixed seat, and the other end of the torsion spring is pressed on the outer side face of the stop end.

The fixed seat is provided with a through hole which is opposite to the stop end.

The beneficial effects of the utility model reside in that:

compared with the prior art, the utility model discloses safe door lock, owing to press down the handle through the locking of locking subassembly, and press down handle and lock piece and be split type structure, when the chamber door is opened to needs from the box is inside, make couple on the lock piece break away from with the union piece of hanging, can open the chamber door to the dead condition of card appears when avoiding opening the door from the incasement, improved the reliability that the container opened the door from the incasement, simple structure has just promoted the security of container.

Drawings

Fig. 1 is a schematic view of the installation of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 and 2, for the present invention, the safety door lock for container comprises a handle assembly 20 and a fixing base 40, wherein the handle assembly 20 is installed on the container lock rod 10, the fixing base 40 is fixedly connected to the outer surface of the container door panel (not shown), a pressing handle 30 and a locking member 50 are installed on the fixing base 40, the pressing handle 30 and the locking member 50 are rotatably connected to the fixing base 40 through a pivot 41, one side of the pressing handle 30 located at the pivot 41 is a pressing portion 31, the other side located at the pivot 41 forms a pressed end 32, the locking member 50 comprises a hook 51 located at one side of the pivot and a stop end 52 located at the other side of the pivot 41, and the stop end 52 is pressed outside the pressed end 32. A torsion spring 42 is sleeved on the pivot 41, one end of the torsion spring 42 is connected with the fixed seat 40, and the other end is pressed on the outer side of the stop end 52, so that the stop end 52 is always pressed towards the inner side (namely, towards the direction of the container door plate) by using the elastic stress of the torsion spring 42, the stop end 52 is always kept in a pressed state on the pressed end 32, when an external force towards the container door plate is applied to the pressed part 31 of the pressing handle 30, the pressed part 31 swings inwards, and the pressed end 32 swings outwards at the same time, so as to push the stop end 52 to swing outwards, and further overcome the problem that the hook 51 swings inwards by overcoming the elastic stress of the torsion spring; still be provided with a link 23 on the handle subassembly 20, this link 23 articulates the cooperation with couple 51, articulate handle subassembly 20 on fixing base 40, prevent that handle subassembly 20 from rotating, then reach and prevent container locking lever 10 pivoted purpose, when needs rotate handle subassembly 20, external force presses the aforesaid and presses the splenium 31, make couple 51 inwardly swinging, break away from with link 23, handle subassembly 20's the rotational degree of freedom is not retrained this moment, thereby can rotate handle subassembly and drive container locking lever 10 and rotate. A latch assembly is further disposed on the handle assembly 20, the latch assembly includes a key cylinder 25 and a latch 26, wherein the latch 26 is mounted at an inner end of the key cylinder 25, and is rotatable under the driving of the key cylinder 25, that is, the key cylinder 25 is rotated by a special key, the latch 26 rotates therewith, in a locked state, the latch 26 is at a position pressed outside the pressed end 32, and when the latch 26 is in an unlocked state, the latch 26 is at a position clear of the pressed end 32, that is, the key cylinder 25 is used to drive the latch 26 to swing between a position pressed on the pressed end 32 and a position clear of the pressed end 32, and when the latch 26 is in a locked state, the latch 26 can prevent the pressing portion 31 from being pressed, and at this time, the rotational freedom of the pressing handle 30 is completely limited, even when a non-destructive external force is applied, the pressing handle 30 does not rotate, and when the latch 26 is in the above-mentioned unlocked state, the pressing portion 31 can be pressed toward the container door panel by an external force, since the stop end 52 of the stop member 50 is located outside the pressed end 32, that is, the degree of freedom of outward swing of the stop end 52 is not restricted by the pressing handle 30, in this way, the stop end 52 can be pushed toward the outside of the container body by a triggering mechanism (such as a push rod) inside the container body, so that the hook 51 swings inward and is separated from the hanging member 23 on the handle assembly 20, at this time, the container door is pushed outward inside the container body, so that the container door can be opened, and the purpose of escaping is achieved, of course, in order to trigger the locking member 50 from the container, a through hole can be provided on the fixing base 40 to avoid the triggering mechanism, so that the triggering mechanism can contact with the stop end 52 of the locking member 50, and the stop end 52 can be pushed outward.

It should be noted that, in the above preferred embodiment of the present invention, the stop end 52 is pressed by the elastic stress of the torsion spring 42, and actually, in other embodiments, the stop end 52 may be pulled inward by the elastic stress provided by the tension spring connected between the stop end 52 and the fixing base 40, in short, as the elastic element, not only the above torsion spring and tension spring, but also other elastic components may be adopted as long as the stop end 52 always keeps the tendency of moving toward the inner side.

The utility model discloses an above-mentioned safety door lock is owing to press the handle through the locking of locking subassembly, and presses handle and lock piece to split type structure, when needs are followed the inside chamber door of opening of box, makes the couple on the lock piece break away from with the hitching member, can open the chamber door to the dead condition of card appears when avoiding opening the door from the incasement, improved the reliability that the container opened the door from the incasement, simple structure and promoted the security of container.

In another preferred embodiment, the handle assembly 20 comprises a mounting plate 21 and a rotating handle 22, a fixing plate 11 is welded on the container locking rod 10, one end of the mounting plate 21 is connected with the fixing plate 11 through a rivet 12, the rotating handle 22 is fixed at the other end of the mounting plate 21, a hanging piece 23 is fixedly connected to the inner surface of the mounting plate 21, when the handle assembly 20 is rotated to a position abutting against the door of the container, the mounting plate 21 is positioned at the outer side of the fixing seat 40, and the hanging piece 23 is matched with the hook 51. In addition, a lock hole is arranged on the mounting plate 21, the lock cylinder 25 is inserted in the lock hole, and the bolt 26 is arranged on the inner side of the mounting plate 21. The use of the rivet 12 to secure the handle assembly 20 to the container locking bar 10 simplifies the installation process of the handle assembly 20.

In addition, in some special containers, if the function of escaping from the container is not needed, a first locking plate can be welded on the door plate of the container, a second locking plate 24 is welded on the rotating handle 22, a long groove is arranged on the second locking plate 24 and is used for the first locking plate to pass through, and after the container door is closed, a padlock is arranged at the position where the first locking plate passes through the long groove to lock the handle assembly 20 on the container door, so that the anti-theft performance of the container is improved.

In order to make the handle 30 of pressing can be effectual when the incasement opens the door dodge locking piece 50, further improve the security, the utility model discloses set up a logical groove on the handle 30 of pressing, embed locking piece 50 in this logical inslot, and pivot 41 passes in proper order and presses handle 30 to be located one side that leads to the groove, locking piece 50 and press handle 30 to be located the opposite side that leads to the groove, and simultaneously, the both ends of pivot 41 are installed respectively in the backup pad that the protrusion of fixing base 40 surface set up, and still the backup pad can be the welding on fixing base 40, also can be by the outside formation of bending on the fixing base 40.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (6)

1. The safety door lock of the container is characterized by comprising a handle assembly arranged on a container lock rod and a fixed seat arranged on a container door plate, wherein the fixed seat is rotatably connected with a pressing handle and a locking piece through a pivot, the pressing handle comprises a pressing part positioned on one side of the pivot and a pressed end positioned on the other side of the pivot, the locking piece comprises a hook positioned on one side of the pivot and a stopping end positioned on the other side of the pivot and pressed on the outer side of the pressed end, and the fixed seat is also provided with an elastic element which is used for providing elastic stress for pushing or pulling the stopping end towards the direction close to the pressed end; the handle assembly is provided with a hanging piece matched with the hook and a locking assembly, the locking assembly comprises a lock cylinder arranged on the handle assembly and a lock tongue positioned at the inner side end of the lock cylinder, and the lock cylinder is used for driving the lock tongue to rotate so that the lock tongue swings between a position where the lock tongue is pressed on the outer side of the pressed end and a position where the lock tongue avoids the pressed end.

2. A security door lock for a container as claimed in claim 1, wherein the handle assembly includes a mounting plate to which a fixing plate is welded, and a turning handle fixed to the other end of the mounting plate, one end of the mounting plate being connected to the fixing plate by a rivet; the hanging piece is fixed on the inner surface of the mounting plate, and the lock cylinder is arranged in a lock hole which is preset on the fixing plate.

3. A security door lock for a container as claimed in claim 2, wherein the container door is further provided with a first locking plate, the handle is secured to a second locking plate, the second locking plate is provided with an elongate slot through which the first locking plate extends, and a padlock is provided at a position where the first locking plate extends through the elongate slot.

4. A security door lock for a container as claimed in claim 1, wherein the push handle is provided with a through-groove for the locking member to be inserted therein, the pivot shaft passes through one side of the push handle, the locking member and the other side of the push handle in sequence, and both ends of the pivot shaft are respectively mounted on the support plates on the outer surfaces of the fixing bases.

5. A security door lock for a container as claimed in claim 4, wherein the resilient member is a torsion spring having one end connected to the mounting bracket and the other end biased against the outer side of the stop end.

6. A security door lock for a container as claimed in claim 1, wherein the fixing base is provided with a through hole which faces the stop end.

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