CN217631774U - Lever type handle lock - Google Patents

Abstract

The application discloses a lever type handle lock, which comprises a mounting part and a connecting part; the two ends of the handle are respectively hinged with the connecting part and detachably connected with the mounting part through a lockset; one end of each locking claw is hinged to the connecting part, and the other end movably penetrates through the mounting part to extend out; the linkage mechanism enables the pair of locking claws to be opened and closed along with the movement of the handle, and the lockset comprises a lock sleeve which is fixedly arranged at the end of the handle far away from the connecting end; the lock cylinder is rotatably arranged in the lock sleeve, and one end of the lock cylinder extends out of the lock sleeve and is provided with a clamping block; block portion, its fixed mounting is on the installation department, and is protruding to lock sleeve side, in daily use, through adopting above-mentioned technical scheme, when the cabinet door was closed, the expansion end of a pair of lock claw stretched into the groove of predetermineeing on the cabinet body, and the handle swings around its pin joint with connecting portion, and the expansion end is fixed through the cooperation of lock sleeve, lock core, fixture block and block portion, and the expansion end of a pair of lock claw just opens when the handle expansion end is close to the installation department under link gear's effect, realizes the lock door.

Description

Lever type handle lock

Technical Field

The utility model relates to a lever handle lock.

Background

The door of the high-voltage switch cabinet is an important part of the high-voltage switch cabinet, and the main function of the door is to prevent the safety of people from being endangered or the fault accidents from being enlarged when serious faults occur due to the self reasons of equipment during the operation of the equipment, and in addition, the door plate is required to be prevented from being opened randomly by ordinary personnel to cause the high-voltage electrified body to be touched. The door lock is the key point for determining whether the high-pressure chamber door can achieve the two prevention functions. The existing lever type handle lock has complex structure, high cost, poor structural stability and easy failure, and influences the normal operation of workers, so that improvement is needed.

Disclosure of Invention

The utility model discloses aim at solving one of the technical problem that exists among the prior art.

The application provides a lever type handle lock, which comprises a handle base, a handle, a lock claw and a lock, wherein the handle base consists of an installation part, a connecting part and a clamping part;

one end of each locking claw is hinged to the connecting part and is linked with the handle through the linkage mechanism, and the other end of each locking claw movably penetrates through the mounting part to extend out.

The lockset includes:

a lock sleeve integrally formed at a portion of the handle remote from the connection portion;

and the lock cylinder is rotatably arranged in the lock sleeve, and one end of the lock cylinder extends out of the lock sleeve and is provided with a clamping block.

Further comprising:

and a support block integrally formed inside the handle to correspond to the engaging portion.

Further comprising:

and the padlock hole penetrates through the handle and the connecting part.

The link gear includes:

the pair of linkage parts are respectively arranged on the opposite sides of the hinged end of the locking claw and are staggered up and down;

a pair of linkage grooves respectively arranged at the opposite sides of each linkage part;

and the connecting piece penetrates through each linkage groove, and two ends of the connecting piece are connected with the handle.

The connecting piece adopts the rivet round pin, and a pair of lock claw is also through rivet round pin and connecting portion riveting fixed.

Further comprising:

the groove is arranged on the top surface of the connecting part;

the clamping groove is arranged on the handle;

the limiting block is arranged in the groove through a spring, and the top end of the limiting block is matched with the clamping groove;

the reset piece is used for enabling the limiting block to descend.

The piece that resets includes:

a dovetail groove which is arranged on the connecting part and communicated with the groove;

the reset groove is arranged on the upper bottom surface of the side wall of the limiting block and inclines;

the reset sliding block is movably inserted in the reset groove;

wherein, the one end activity interlude of the slider that resets stretches out outside the handle, and the other end and the groove bottom surface butt that resets.

Further comprising:

the guide inclined plane is arranged on the top surface of the limiting block and far away from the side of the mounting part.

The utility model has the advantages as follows:

1. through the arrangement of the handle, the lock claws, the connecting part, the linkage groove and the linkage part, the movable ends of the lock claws are opened and closed by pulling the handle, so that the cabinet door and the cabinet body are fixed with each other, and the structure is simple and reliable;

2. through the arrangement of the lock sleeve, the lock cylinder, the clamping block and the clamping part, a worker rotates the lock sleeve through the matching of the key and the lock cylinder, so that the clamping block is matched with the clamping part to fix the movable end of the handle, and the structure is simple and reliable;

3. through the recess, elongate, stopper and the setting that resets, when fixture block and block portion do not cooperate, carry out the pre-fixing to the position of handle, the staff of being convenient for takes the key and makes the preparation of opening the cabinet door, has improved practical backward nature.

Drawings

FIG. 1 is a top view of a lever handle lock according to an embodiment of the present application;

FIG. 2 is a view showing the internal structure of the lever type handle lock according to the embodiment of the present application;

fig. 3 is a schematic diagram of the matching of the groove, the clamping groove and the limiting block in the embodiment of the application.

Reference numerals

The locking mechanism comprises an installation part 1, a connection part 2, a clamping part 3, a handle 4, a locking claw 5, a locking sleeve 6, a lock cylinder 7, a clamping block 8, a supporting block 9, a padlock hole 10, a linkage part 11, a linkage groove 12, a connecting piece 13, a groove 14, a clamping groove 15, a limiting block 16, a dovetail groove 17, a resetting groove 18, a resetting slider 19 and a guide inclined plane 20.

Detailed Description

The technical solutions in the embodiments of the present application will be described below clearly with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/", and generally means that the former and latter related objects are in an "or" relationship.

The server provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

As shown in fig. 1 to 3, an embodiment of the present application provides a lever type handle lock, which includes a handle base composed of an installation portion 1, a connection portion 2 and a clamping portion 3, a handle 4, a locking claw 5 and a lock, wherein one end of the handle 4 is hinged to the connection portion 2, and the other end is detachably connected to the clamping portion 3 through the lock; one end of each locking claw 5 is hinged to the connecting part 2 and is linked with the handle 4 through a linkage mechanism, and the other end movably penetrates through the mounting part 1 to extend out.

Further, the lock includes: a lock sleeve 6 which is integrally formed at the end of the handle 4 far away from the connecting part 2; and the lock cylinder 7 is rotatably arranged in the lock sleeve 6, and one end of the lock cylinder extends out to be provided with a clamping block 8.

Further, the handle includes a support 9 integrally formed inside the handle 4 to correspond to the engaging portion 3.

Furthermore, the handle also comprises a padlock hole which penetrates through the handle and the connecting part.

Further, the linkage mechanism comprises a pair of linkage parts 11 which are respectively arranged at the opposite sides of the hinged end of the locking claw 5 and are staggered up and down; a pair of linkage grooves 12 respectively provided at opposite sides of each linkage portion 11; and a connecting member 13 which passes through each of the link grooves 12 and is connected at both ends to the handle 4.

Preferably, the connecting piece 13 is a rivet pin, and the pair of locking claws 5 are also riveted to the connecting part 2 by the rivet pin.

Further, the connecting part also comprises a groove 14 which is arranged on the top surface of the connecting part 2; a card slot 15 provided on the handle 4; a limiting block 16 which is arranged in the groove 14 through a spring, and the top end of the limiting block is matched with the clamping groove 15; and the resetting piece is used for descending the limiting block 16.

Further, the restoring member includes a dovetail groove 17 provided on the connecting portion 2 and communicating with the groove 14; a reset groove 18 which is arranged on the side wall of the limit block 16 and has an inclined bottom surface; reset the slider 19, its activity alternates in the groove 18 that resets, and outside the one end activity of the slider 19 that resets alternates and stretches out handle 4, the other end and 18 bottom surfaces butt of groove that resets.

Further, the device also comprises a guide inclined plane 20 which is arranged on the top surface of the limiting block 16 far away from the installation part 1.

In the embodiment of the application, because the structure is adopted, the cabinet body is provided with a groove for clamping when the movable ends of the pair of locking claws 5 are opened, the mounting part 1 is fixedly mounted on the cabinet door in a screw or welding mode, when the cabinet door is closed, the handle 4 swings towards the mounting frame around the hinge point of the handle and the connecting part 2, through the matching of the connecting piece 13 and the linkage groove 12, the pair of linkage parts 11 and the pair of locking claws 5 are driven to swing around the hinge point of the locking claws 5 and the connecting part 2, the movable ends of the pair of inserting claws inserted into the preset groove on the cabinet body are opened to abut against the inner walls of the cabinet body at two ends of the groove, meanwhile, the lock sleeve 6 and the lock cylinder 7 arranged at the movable end of the handle 4 are close to the clamping part 3, and the lock cylinder 7 rotates through the matching of the key and the lock cylinder 7, the clamping block 8 rotates to be clamped with the clamping portion 3 back to the side of the handle 4, a key is pulled out, the clamping block 8 is abutted to the clamping portion 3, the handle 4 cannot swing around a hinge point of the handle 4 and the connecting portion 2 again, locking of the cabinet door is achieved, the cabinet door cannot be opened, the structure is simple and reliable, when the cabinet door needs to be opened, the lock cylinder 7 is rotated through the key, the clamping block 8 is separated from contact with the clamping portion 3, the handle 4 is pulled, the handle 4 rotates around the hinge point of the handle 4 and the connecting portion 2, the pair of locking claws 5 are driven to rotate around the hinge point of the connecting portion 2 through matching of the connecting piece 13, the linkage groove 12 and the linkage block, movable ends of the locking claws 5 are close to each other and separated from contact with the inner wall of the cabinet body, the handle 4 is continuously pulled, and the locking claws 5 can be separated from a groove in the cabinet body, so that the cabinet door can be opened;

in the preferred embodiment, when the cabinet door is locked, the handle 4 swings towards the mounting frame around the hinge point, in the process, the guide inclined surface 20 at the top end of the limiting block 16 contacts with the inner wall of the handle 4, the limiting block 16 is extruded to enable the bottom end of the limiting block 16 to retract into the groove 14, the spring is compressed and shortened until the top end of the limiting block 16 moves to correspond to the clamping groove 15, the spring exerts elastic force to push the limiting block 16 to ascend, and the top end of the limiting block is inserted into the clamping groove 15, in such a way, the mobility of the handle 4 is limited, so that the handle can be pre-fixed when a worker does not use a key to rotate the lock cylinder 7, the worker does not need to press the handle 4 to pull the key to rotate the lock cylinder 7 at the same time, operation is facilitated, and when the worker needs to open the cabinet door, the worker firstly uses the key to cooperate with the lock cylinder 7 to enable the clamping block 8 to be separated from the clamping portion 3, the handle 4 cannot open by himself or himself, the cabinet door is prevented from opening by himself when the worker does not make preparations, the cabinet door by himself, the worker presses the reset slider 19 to enable the end of the handle 8 to be inserted into the reset groove 18, the handle 16 is pulled to be separated from the reset switch, and the top end of the handle 16, the handle is pulled to be separated from the clamping groove 15, and the reset switch, the reset groove 15, and the reset switch, the handle 16, the reset of the handle 16, the handle is easily, and the handle is released;

in the preferred embodiment, through the arrangement of the padlock holes 10, a U-shaped padlock can be adopted to lock the handle 4 and the connecting part 2, and double locking is realized when needed;

in the preferred embodiment, the rotation limit position of the handle 4 is limited by the arrangement of the supporting block 9, so that the damage caused by collision between the lock cylinder 7 and the outer wall of the cabinet body due to over rotation is avoided, and the service life of the lock cylinder 7 is prolonged;

in the preferred embodiment, the rivet pin is not easy to fall off, and the reliability of each movable connecting point is improved.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one of 8230, and" comprising 8230does not exclude the presence of additional like elements in a process, method, article, or apparatus comprising the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. The utility model provides a lever handle lock, includes handle base, handle (4), lock claw (5) and the tool to lock that comprises installation department (1), connecting portion (2) and block portion (3), its characterized in that:

one end of the handle (4) is hinged with the connecting part (2), and the other end of the handle is detachably connected with the clamping part (3) through a lockset;

one end of each locking claw (5) is hinged to the connecting part (2) and is linked with the handle (4) through a linkage mechanism, and the other end movably penetrates through the mounting part (1) to extend out.

2. A lever handle lock as claimed in claim 1, wherein the lock comprises:

the lock sleeve (6) is integrally formed at the end, far away from the connecting part (2), of the handle (4);

and the lock cylinder (7) is rotatably arranged in the lock sleeve (6), and one end of the lock cylinder extends out of the lock sleeve and is provided with a clamping block (8).

3. A lever handle lock as claimed in claim 2 and further including:

and a support block (9) which is integrally formed inside the handle (4) and corresponds to the engaging portion (3).

4. A lever handle lock as claimed in claim 1 and further comprising:

a padlock hole (10) which penetrates the handle (4) and the connecting part (2).

5. A lever handle lock as claimed in claim 1, wherein the linkage comprises:

the pair of linkage parts (11) are respectively arranged on the opposite sides of the hinged end of the locking claw (5) and are staggered up and down;

a pair of interlocking grooves (12) provided on the opposite sides of each of the interlocking sections (11);

and the connecting piece (13) penetrates through each linkage groove (12) and two ends of the connecting piece are connected with the handle (4).

6. A lever handle lock as claimed in claim 5, wherein:

the connecting piece (13) adopts a rivet pin, and the pair of locking claws (5) is riveted and fixed with the connecting part (2) through the rivet pin.

7. A lever handle lock as claimed in claim 1 and further comprising:

a groove (14) arranged on the top surface of the connecting part (2);

a slot (15) provided on the handle (4);

the limiting block (16) is arranged in the groove (14) through a spring, and the top end of the limiting block is matched with the clamping groove (15);

the resetting piece is used for enabling the limiting block (16) to descend.

8. A lever handle lock as claimed in claim 7 wherein the reset member comprises:

a dovetail groove (17) provided on the connecting portion (2) and communicating with the groove (14);

the reset groove (18) is arranged on the upper bottom surface of the side wall of the limiting block (16) and inclines;

the reset sliding block (19) is movably inserted in the reset groove (18);

one end of the reset sliding block (19) movably penetrates and extends out of the handle (4), and the other end of the reset sliding block is abutted to the bottom surface of the reset groove (18).

9. A lever handle lock as claimed in claim 7 and including:

and the guide inclined plane (20) is arranged on the side, far away from the mounting part (1), of the top surface of the limiting block (16).

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