CN203822002U

CN203822002U - Lock for door of box-type substation

Info

Publication number: CN203822002U
Application number: CN201420232101.7U
Authority: CN
Inventors: 李想; 颜孝勇
Original assignee: Jiangsu Daquan Box Transformer Technology Co Ltd
Current assignee: Jiangsu Daquan Box Transformer Technology Co Ltd
Priority date: 2014-05-08
Filing date: 2014-05-08
Publication date: 2014-09-10
Anticipated expiration: 2024-05-08

Abstract

The utility model discloses a box transformer door lock. It includes a lock body and a lock box. The lock body includes a turntable that can be driven to rotate through the handle. Two connecting rods that can drive the lock plate to lock the door are hinged on the turntable. The lock box includes a lock seat installed on the outside of the door body. The central part of the lock base has a central hole that enables the handle on the turntable to protrude from the door body into the lock base. There is a locking hole on the handle. The middle and lower part of the lock base is equipped with a padlock ring that can pass through the locking hole. The outer cover of the seat has a protective cover that can completely cover the lock seat and the handle. After the above-mentioned structure is adopted, not only the handle can be locked, but also the various parts of the lock box can be effectively protected. More importantly, the reasonable structure can withstand the restraint reaction force generated when the lock handle is operated, and the fixing screw can be avoided. The shear force causes loosening, and the protective cover also protects the padlock from rain and sand, prolonging the life of the padlock.

Description

Box type substation door lockset

Technical field

The utility model relates to a kind of box-type substation servicing unit, specifically a kind of box type substation door lockset.

Background technology

In order to prevent that someone is strayed in box-type substation, conventionally need on door body, hang up padlock, although can playing, existing this structure prevents that someone is strayed into the situation generation of box-type substation, but because being subject to rainwater and sand and dust for a long time, padlock attacks, padlock is easily damaged, even if there is people to adopt some coarse article that block, padlock is blocked, but between its shelter and padlock and lockset, there is no rational structure, the reliability of use is poor.

Summary of the invention

The technical problems to be solved in the utility model is to provide a kind of rational in infrastructure, and good reliability can thoroughly play the box type substation door lockset of protective action.

In order to solve the problems of the technologies described above, box type substation door lockset of the present utility model, comprise lock body and lock box, lock body includes and can pass through the rotating disk of its rotation of hand-drive, on rotating disk, be hinged with two can driving gate latch mechanism connecting rod, lock box comprises the lock that is arranged on the external side of door, the core of lock has one can make rotating disk up knob reach the centre bore in lock in door body, on handle, have lock hole, the middle and lower part of lock is provided with one can be through the padlock ring of lock hole, the periphery of lock is covered with can be by lock and the whole protective covers that cover of handle.

The cross sectional shape of described lock is inverted L-shaped, and the upper end of protective cover is hinged on the both sides of lock.

Described protective cover is translucent cover.

The back of described lock is provided with the boss that is positioned at centre bore both sides, between described boss and rotating disk, is provided with bearing pin.

Adopt after above-mentioned structure; due to the lock body arranging and the lock box coordinating with lock body; not only can be by handlebar locked by the padlock ring in lock box; but also can to all parts of lock box, effectively protect by protective cover; the more important thing is that the back due to lock is provided with the boss that is positioned at centre bore both sides; reasonably structure can be born the constraint reaction that lock produces when lever operated; can avoid hold-down screw to be subject to shearing force to cause becoming flexible; protective cover has also played protection padlock and has avoided the invasion and attack of rainwater and sand and dust, has extended padlock application life.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model box type substation door lockset.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, box type substation door lockset of the present utility model is described in further detail.

As shown in the figure, box type substation door lockset of the present utility model, comprise lock body and lock box, lock body includes and can drive by handle 1 rotating disk 5 of its rotation, on rotating disk 5, be hinged with two can driving gate latch mechanism connecting rod 6, said door lock mechanism can be door lock mechanism conventional in prior art, the utility model does not elaborate to it, lock box comprises the lock 2 that is arranged on the external side of door, the core of lock 2 has one can make the handle 1 on rotating disk reach the centre bore in lock in door body, the back of lock 2 is provided with the boss 7 that is positioned at centre bore both sides, between boss 7 and rotating disk 5, be provided with bearing pin 8, the axis of rotation that said bearing pin 8 is rotating disk, on handle 1, have lock hole, the middle and lower part of lock 2 is provided with one can be through the padlock ring 3 of lock hole, and the periphery of lock 2 is covered with protective cover 4, the cross sectional shape of said lock 2 is inverted L-shaped, and the upper end of protective cover 4 is hinged on the both sides of lock 2, said protective cover 4 is translucent cover.

Lock, rotating disk, connecting rod and locking bar form slider-crank mechanism, and the rotation of handle is transformed into sliding up and down of locking bar, realize the function of locking a door.Lock is fixedly connected with a door body with 4-M6 screw, and the lock back side is provided with 2 boss, embeds the reserved square hole of door-plate, bears the constraint reaction that lock produces when lever operated, can avoid hold-down screw to be subject to shearing force to cause becoming flexible; Lock front is provided with padlock hole, can be by handle locking in door fastening position.

Claims

1. A box change door lock, characterized in that it includes a lock body and a lock box, the lock body includes a turntable (5) that can be driven to rotate through the handle (1), and the turntable (5) is hinged with Two connecting rods (6) capable of driving the door lock mechanism. The lock box includes a lock seat (2) installed on the outside of the door body. The center part of the lock seat (2) has a handle (1) ) protrudes from the door body to the central hole in the lock seat, the handle (1) has a lock hole, and the middle and lower part of the lock seat (2) is equipped with a padlock ring (3) that can pass through the lock hole , the outer periphery of the lock seat (2) is covered with a protective cover (4).

2. The box change door lock according to claim 1, characterized in that: the lock seat (2) has an inverted L-shaped section, and the upper end of the protective cover (4) is hinged on both sides of the lock seat (2) .

3. The box change door lock according to claim 1, characterized in that: the protective cover (4) is a transparent cover.

4. The box change door lock according to claim 1, characterized in that: the back of the lock seat (2) is provided with bosses (7) located on both sides of the center hole, and the bosses (7) are in contact with the turntable A pin shaft (8) is arranged between (5).