CN216974490U

CN216974490U - Connecting rod lock, cabinet door and power distribution cabinet

Info

Publication number: CN216974490U
Application number: CN202220107431.8U
Authority: CN
Inventors: 伍红辉
Original assignee: Guangdong Jiangmen Xinhui Electric Control Equipment Factory Co ltd
Current assignee: Guangdong Jiangmen Xinhui Electric Control Equipment Factory Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-07-15
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a connecting rod lock, a cabinet door and a power distribution cabinet, wherein the connecting rod lock comprises a lock tongue, a lock rod and a driving part; the lock tongue is fixed on the door frame and is provided with a hook; the lock rod is movably connected to the door leaf and is provided with an insertion part; the driving part is installed on the door leaf, is in transmission connection with the lock rod, and drives the lock rod to move so that the hook piece is inserted into or separated from the inserting part to realize locking or unlocking.

Description

Connecting rod lock, cabinet door and power distribution cabinet

Technical Field

The utility model relates to the field of locks, in particular to a connecting rod lock, a cabinet door and a power distribution cabinet.

Background

At present, a lockset for a power distribution cabinet is complex in structure generally, and is inconvenient to disassemble and assemble and use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to at least solve one of the technical problems in the prior art and provides a connecting rod lock, a cabinet door and a power distribution cabinet.

The technical scheme adopted by the utility model for solving the problems is as follows:

in a first aspect of the present invention, a link lock includes:

the lock tongue is fixed on the door frame and is provided with a hook piece;

the lock rod is movably connected to the door leaf and is provided with an insertion part for the hook piece to be inserted into;

the driving part is arranged on the door leaf and is in transmission connection with the lock rod, and the driving part is used for driving the lock rod to move so that the hook piece can be inserted into or separated from the inserting part.

According to a first aspect of the utility model, the bolt is provided with a mounting portion for connection with a door frame.

According to a first aspect of the utility model, the mounting portion is provided with at least one screw hole.

According to the first aspect of the present invention, the link lock further includes a limit protrusion installed on the door leaf, the lock lever is provided with a limit groove, and the limit protrusion is inserted into the limit groove; the length of the limiting convex part is smaller than that of the limiting groove.

According to the first aspect of the present invention, the driving portion includes a rotating shaft and a gear, the rotating shaft is disposed through the gear; the lock rod is connected with the transmission rod, the transmission rod is provided with a tooth row, and the gear is meshed with the tooth row.

According to a first aspect of the utility model, a handle is attached to one side of the spindle.

According to the first aspect of the utility model, the other side of the rotating shaft is connected with a second bolt.

According to the first aspect of the present invention, the insertion portion includes an insertion cavity and a fixing piece, the fixing piece being located in the insertion cavity, an insertion gap into which the hook is inserted being formed between the fixing piece and a cavity wall of the insertion cavity.

In a second aspect of the utility model, a cabinet door comprises a door frame, a door leaf and a link lock according to the first aspect of the utility model.

In a third aspect of the utility model, a power distribution cabinet comprises a cabinet body and the cabinet door as in the second aspect of the utility model, wherein the cabinet body is connected with the cabinet door.

The scheme at least has the following beneficial effects: closing the door leaf into the door frame to close the door, enabling the driving part to move, further enabling the driving part to drive the lock rod to move, enabling the hook piece to be inserted into the inserting part, enabling the lock tongue to lock the lock rod, and achieving locking and door locking; in addition, the driving part is moved, and then the driving part drives the lock rod to move, so that the hook piece is separated from the insertion part, the lock tongue is separated from the lock rod, and unlocking is realized. The connecting rod lockset has the advantages of simple structure and convenient use.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a view illustrating an installation structure of a link lock and a door leaf according to the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a block diagram of the locking bolt;

FIG. 4 is a block diagram of the locking lever;

fig. 5 is a connection structure diagram of the driving unit and the transmission lever.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the essential numbers, and greater than, less than, etc. are understood as including the essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 5, an embodiment of a first aspect of the present invention provides a link lock.

The link lock includes a locking tongue 100, a locking bar 200, and a driving part 300.

Wherein, the bolt 100 is fixed on the door frame, the bolt 100 is provided with a hook 110; the lock rod 200 is movably connected to the door leaf, and the lock rod 200 is provided with an insertion part 210 for the hook member 110 to be inserted; the driving part 300 is installed on the door leaf, the driving part 300 is in transmission connection with the lock rod 200, and the driving part 300 is used for driving the lock rod 200 to move so that the hook 110 is inserted into or separated from the insertion part 210.

In this embodiment, the door is closed by closing the door into the door frame, the driving unit 300 is moved, and the driving unit 300 drives the lock rod 200 to move, so that the hook 110 is inserted into the insertion unit 210, and the locking tongue 100 locks the lock rod 200, thereby locking the door; in addition, the driving unit 300 is moved, and the driving unit 300 drives the lock lever 200 to move, so that the hook 110 is separated from the insertion portion 210, and the lock tongue 100 is separated from the lock lever 200, thereby unlocking the lock. The connecting rod lockset has the advantages of simple structure and convenient use.

It should be noted that the lock rod 200 is a long rod type, and the lock rod 200 is formed by splicing metal sheets, so that the structure is simple and the manufacture is convenient.

Referring to fig. 3, in some embodiments of the first aspect of the present invention, the locking bolt 100 is provided with a mounting portion 120 for attachment to a door frame. Specifically, the mounting portion 120 is provided with at least one screw hole 121. Specifically, there are two screw holes 121; of course, in other embodiments, the number of the screw holes 121 may be other, such as three, according to actual production and installation requirements.

In this embodiment, the bolt 100 is fixedly installed on the door frame by passing a screw through the screw hole 121 and then screwing the screw to the door frame.

Referring to fig. 2 and 4, in some embodiments of the first aspect of the present invention, the link lock further includes a limit protrusion 222 installed on the door leaf, the lock lever 200 is provided with a limit groove 221, and the limit protrusion 222 is inserted into the limit groove 221; the length of the limit convex piece 222 is smaller than that of the limit groove 221; in addition, the width of the limiting groove 221 is the same as the width of the limiting protrusion 222, and when the limiting protrusion 222 is inserted into the limiting groove 221, the locking rod 200 does not swing to both sides. In addition, the locking rod 200 is not required to be welded and fixed by matching the limiting convex piece 222 with the limiting groove 221, and the locking rod is more convenient to assemble and disassemble.

In this embodiment, the position-limiting protrusion 222 extends and protrudes toward the inner side of the door leaf, and is inserted into the position-limiting groove 221. The movement direction and the movement range of the lock rod 200 are limited by the cooperation of the limit protrusion 222 and the limit groove 221, so that the lock rod 200 moves along the extending direction of the limit groove 221.

Referring to fig. 5, in some embodiments of the first aspect of the present invention, the driving portion 300 includes a rotating shaft 310 and a gear 320, the rotating shaft 310 is disposed through the gear 320; the lock lever 200 is connected with the transmission rod 230, the transmission rod 230 is provided with a tooth row 231, and the gear 320 is meshed with the tooth row 231. Specifically, the row of teeth 231 is a column of through holes. The spacing of the through holes matches the spacing of the teeth of the gear 320 so that the gear 320 and the row 231 of teeth can be in meshed connection.

When the gear 320 rotates, the gear 320 is engaged with the gear row 231 to drive the transmission rod 230 and the lock rod 200 to move, so that the lock rod 200 and the lock tongue 100 are locked and unlocked.

In some embodiments of the first aspect of the present invention, a handle is attached to one side of the shaft 310. The handle is located on the outer side of the door leaf. The handle is convenient for a user to hold to rotate the rotating shaft 310 and the gear 320, rotate the handle outside the door, and drive the gear 320 to rotate, so as to drive the transmission rod 230 and the lock rod 200 to move through the meshed connection of the gear 320 and the tooth row 231, thereby realizing the locking and unlocking of the lock rod 200 and the lock tongue 100.

In some embodiments of the first aspect of the present invention, a second latch tongue 301 is connected to the other side of the rotating shaft 310. The handle is rotated in order to rotate pivot 310, and then drives second bolt 301 and rotate, through second bolt 301 and doorframe cooperation, realizes locking and unblanks, has further promoted the security.

Referring to fig. 4, in some embodiments of the first aspect of the present invention, the insertion portion 210 includes an insertion cavity 211 and a fixing plate 212, the fixing plate 212 is located in the insertion cavity 211, and an insertion gap for inserting the hook member 110 is formed between the fixing plate 212 and a cavity wall of the insertion cavity 211.

In this embodiment, the door is closed by closing the door into the door frame, and at this time, the latch tongue 100 extends into the insertion cavity 211, the handle is rotated to move the gear 320, the gear 320 drives the lock rod 200 to move, so that the hook 110 is inserted into the insertion gap, and the locking operation of the latch tongue 100 and the lock rod 200 is realized.

The handle is rotated in the opposite direction, so that the gear 320 moves in the opposite direction, and the gear 320 drives the lock rod 200 to move in the opposite direction, so that the hook 110 gradually disengages from the insertion gap until the whole hook 110 disengages from the insertion gap, thereby realizing the unlocking operation of the lock bolt 100 and the lock rod 200.

In addition, the locking bar 200 is vertically disposed along the edge of the door leaf. There are two locking levers 200. The transmission rod 230 of one of the lock rods 200 is engaged with the right side of the gear 320, and when the gear 320 rotates clockwise, the gear 320 drives the lock rod 200 to move downwards, so that the hook 110 is inserted into the insertion gap to realize locking; when the gear 320 rotates counterclockwise, the gear 320 drives the lock rod 200 to move upward, so that the hook 110 is separated from the insertion gap, thereby unlocking the lock. The transmission rod 230 of the other locking rod 200 is engaged with the left side of the gear 320, and when the gear 320 rotates clockwise, the gear 320 drives the locking rod 200 to move upwards, so that the hook 110 is inserted into the insertion gap to realize locking; when the gear 320 rotates counterclockwise, the gear 320 drives the locking rod 200 to move downward, so that the hook 110 is separated from the insertion gap, thereby unlocking the lock.

Embodiments of a second aspect of the utility model provide a cabinet door. The cabinet door comprises a door frame, a single door leaf and a link lock according to an embodiment of the first aspect of the utility model.

A single door leaf is rotatably connected to the door frame, and the opening and closing of the door are further realized. A single door leaf means that the number of door leaves is one.

As above, the latch bolt 100 of the link lock is fixed to the door frame; the lock rod 200 is movably connected to the door leaf; the driving part 300 is installed on the door leaf.

In this embodiment, the door is closed by closing the door into the door frame, the driving part 300 is moved, and the driving part 300 drives the lock rod 200 to move, so that the hook 110 is inserted into the insertion part 210, and the lock tongue 100 locks the lock rod 200, thereby locking the door; in addition, the driving part 300 is moved, and the driving part 300 drives the lock bar 200 to move, so that the hook 110 is separated from the insertion part 210, and the bolt 100 is separated from the lock bar 200, thereby realizing unlocking. The cabinet door with the connecting rod lock has the advantages of simple structure and convenience in use.

The embodiment of the third aspect of the utility model provides a power distribution cabinet. The power distribution cabinet comprises a cabinet body and a cabinet door according to the embodiment of the second aspect of the utility model, and the cabinet body is connected with a door frame of the cabinet door.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the present invention shall fall within the protection scope of the present invention as long as the technical effects of the present invention are achieved by the same means.

Claims

1. A link lock, comprising:

the lock tongue is fixed on the door frame and is provided with a hook piece;

2. The link lock of claim 1, wherein the locking bolt is provided with a mounting portion for connection to a door frame.

3. The link lock of claim 2, wherein the mounting portion is provided with at least one threaded hole.

4. The connecting rod lock as claimed in claim 1, further comprising a limiting protrusion installed on the door leaf, wherein the locking rod is provided with a limiting groove, and the limiting protrusion is inserted into the limiting groove; the length of the limiting convex part is smaller than that of the limiting groove.

5. The link lock of claim 1, wherein the driving portion includes a shaft and a gear, the shaft passing through the gear; the lock rod is connected with the transmission rod, the transmission rod is provided with a tooth row, and the gear is meshed with the tooth row.

6. The link lock as claimed in claim 5, wherein a handle is attached to one side of the rotary shaft.

7. The link lock of claim 5, wherein a second locking tongue is connected to the other side of the rotary shaft.

8. The link lock according to claim 1, wherein the insertion portion includes an insertion cavity and a fixing piece, the fixing piece is located in the insertion cavity, and an insertion gap into which the hook is inserted is formed between the fixing piece and a cavity wall of the insertion cavity.

9. A cabinet door, characterized in that it comprises a door frame, a single door leaf and a link lock according to any of claims 1 to 8.

10. An electrical distribution cabinet, characterized in that it comprises a cabinet body and a cabinet door according to claim 9, said cabinet body being connected to said cabinet door.