CN220487349U

CN220487349U - Protective fence door hook lock

Info

Publication number: CN220487349U
Application number: CN202321519753.4U
Authority: CN
Inventors: 周洪
Original assignee: Dalian Yika Safety Protection System Co ltd
Current assignee: Dalian Yika Safety Protection System Co ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2024-02-13
Anticipated expiration: 2033-06-15

Abstract

The utility model relates to a protective fence door hook lock, which belongs to the technical field of locks and comprises a lock shell, a lock body and a lock limiting piece; the lock shell is sleeved outside the lock body, the lock limiting part is connected to the protective fence door frame upright post through a bolt, a lock tongue and a transmission rod are arranged in the lock body, a first lock tongue connecting end is sleeved on the transmission rod, a lock body connecting part is provided with a lock tongue hole for the lock tongue to penetrate, a second lock tongue connecting end penetrates through the lock tongue hole and rotates along with the rotation of the transmission rod, a handle is arranged on the lock shell and is connected with the transmission rod through the handle hole on the lock shell, a lock tongue groove is formed in one side of the lock limiting part, and the lock tongue is connected with the lock tongue groove in a buckling mode. The hook lock is simple in structure, the installation and the use of the lockset on the net piece protection guardrail door are realized through the cooperation of the handle, the transmission rod, the lock tongue and the lock tongue groove, and in addition, the lock tongue is connected with the lock tongue groove in a buckling manner, compared with the direct-insertion type connection, the safety and the stability are good.

Description

Protective fence door hook lock

Technical Field

The utility model relates to a protective fence door hook lock, and belongs to the technical field of locks.

Background

As modern and automatic production technologies are mature, people pay more attention to production protection, and protection fences are applied to various robot workstation protection, special equipment protection, warehouse storage protection, transmission line production protection and the like.

In the application process of the protective fence, in the area needing to be protected, the fence door needs to be set to be frequently opened and closed to carry out equipment maintenance or daily work of personnel, and meanwhile, a door lock is needed to prevent outsiders from entering to avoid injury, so that the application of the lock on the protective door is important. The traditional lockset is widely applied to plate-shaped doors, side-hung doors, protective fence doors and protective fence translation doors which are not suitable for meshes, and the like, and in addition, most of the traditional locksets are in direct insertion, so that outsiders of the lockset can easily pry open through inserting a card into a door slot, and the safety is low.

Disclosure of Invention

For solving the above-mentioned problem that prior art exists, this application provides a protective fence door hook lock.

In order to achieve the above purpose, the technical scheme of the application is that the protective fence door hook lock comprises a lock shell, a lock body and a lock limiting piece; the lock shell is sleeved outside the lock body, the lock limiting part is connected to the protective fence door frame upright post through a bolt, a lock tongue and a transmission rod are arranged in the lock body, a first connecting end of the lock tongue is sleeved on the transmission rod, a connecting piece of the lock body is provided with a lock tongue hole for the lock tongue to penetrate, a second connecting end of the lock tongue penetrates through the lock tongue hole and rotates along with the rotation of the transmission rod, a handle is arranged on the lock shell and is connected and fixed with the transmission rod through the handle hole on the lock shell, a lock tongue groove is formed in one side of the lock limiting part, and the lock tongue is detachably connected with the lock tongue groove.

The separable clamping connection is characterized in that a clamping groove is formed in the second connecting end of the lock tongue, and the clamping groove is detachably buckled and hung on the lower edge of the lock tongue groove.

The separable clamping connection is also specifically that the second connecting end of the lock tongue is provided with a clamping hook, and the clamping hook is detachably buckled and hung on the lower edge of the lock tongue groove.

Further, the lock body connector is used for connecting the lock shell and the protective fence door.

Further, the lock shell and the lock body connecting piece are fixedly connected through bolts.

Further, the lock shell is fixedly connected with the protective fence door through bolts.

Further, the first bending part of the lock body connecting piece is buckled on the protective door frame, and the second bending part is buckled on the side face of the lock limiting piece.

By adopting the technical scheme, the utility model can obtain the following technical effects: the hook lock is simple in structure, the lock is installed and used on the net protective guardrail door through the cooperation of the handle, the transmission rod, the lock tongue and the lock tongue groove, and in addition, the lock tongue and the lock tongue groove are clamped, compared with the direct-insertion type connection, the safety and the stability are good.

Drawings

FIG. 1 is a schematic view of a lock of the present utility model;

FIG. 2 is a partial schematic view of the present utility model;

fig. 3 is a schematic view of the assembly of the present utility model.

The serial numbers in the figures illustrate: 1. a lock case; 2. a lock body connector; 3. a lock body; 4. a lock limiting piece; 5. a bolt; 6. a transmission rod; 7. a bolt hole; 8. a handle; 9. a tongue-and-groove.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and to specific embodiments: this is taken as an example to describe the present application further.

Example 1:

as shown in fig. 1, the present embodiment provides a protective fence door hook lock, which comprises a lock shell 1, a lock body connecting piece 2, a lock body 3 and a lock limiting piece 4; the lock shell 1 cover is established outside the lock body 3, lock body connecting piece 2 is used for connecting lock shell 1 and protection rail door, tool to lock locating part 4 passes through bolted connection on protection rail door frame stand, be equipped with spring bolt 5 and transfer line 6 in the lock body 3, spring bolt 5 first link cover is established on transfer line 6, lock body connecting piece 2 is equipped with the spring bolt hole 7 that is used for spring bolt 5 to run through, spring bolt 5 second link passes spring bolt hole 7 and rotates along with transfer line 6 rotation, install handle 8 on the lock shell 1, handle 8 passes the handle hole on the lock shell 1 and is connected with transfer line 6, tool to lock locating part 4 one side is equipped with the tongue groove 9, separable joint of spring bolt 5 and tongue groove 9.

Further, the lock shell 1 and the lock body connecting piece 2 are fixedly connected through bolts.

Further, the second connecting end of the lock tongue 5 is provided with a clamping groove, and the clamping groove is detachably buckled and hung on the lower edge of the lock tongue groove.

Further, the first bending part of the lock body connecting piece 2 is buckled on the protective door frame, and the second bending part can be buckled on the side surface of the lock limiting piece 4.

During specific operation, an operator drives the lock tongue 5 to rotate by rotating the handle 8, and the clamping groove of the lock tongue 5 is buckled and hung on the lock tongue groove 9 to finish locking. The operator rotates the handle 8 in the reverse direction to unlock the lock.

Example 2:

unlike embodiment 1, the second connection end of the lock tongue 5 is provided with a hook, and the hook is detachably fastened on the lower edge of the lock tongue groove 9. The operator rotates the handle 8 to drive the lock tongue 5 to rotate, and the hook of the lock tongue 5 is buckled and hung on the lock tongue groove 9 to finish locking; the operator rotates the handle 8 in the reverse direction to unlock the lock.

While the utility model has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The protective fence door hook lock is characterized by comprising a lock shell (1), a lock body (3) and a lock limiting piece (4); the lock shell (1) is sleeved outside the lock body (3), the lock limiting part (4) is connected to the protective fence door frame upright post through a bolt, the lock body (3) is internally provided with the lock tongue (5) and the transmission rod (6), the first connecting end of the lock tongue (5) is sleeved on the transmission rod (6), the lock body connecting part (2) is provided with a lock tongue hole (7) used for the penetration of the lock tongue (5), the second connecting end of the lock tongue (5) penetrates through the lock tongue hole (7) and rotates along with the rotation of the transmission rod (6), the lock shell (1) is provided with a handle (8), the handle (8) is connected and fixed with the transmission rod (6) through the handle hole on the lock shell (1), one side of the lock limiting part (4) is provided with a lock tongue groove (9), and the lock tongue (5) is detachably connected with the lock tongue groove (9).

2. The guard rail door hook lock of claim 1, further comprising a lock body connector (2) for connecting the lock housing (1) with the guard rail door.

3. The protective fence door hook lock according to claim 1, wherein the second connecting end of the lock tongue (5) is provided with a clamping groove, and the clamping groove is detachably buckled and hung on the lower edge of the lock tongue groove (9).

4. The protective fence door hook lock according to claim 1, wherein the second connecting end of the lock tongue (5) is provided with a clamping hook, and the clamping hook is detachably buckled and hung on the lower edge of the lock tongue groove (9).

5. The protective fence door hook lock according to claim 2, characterized in that the lock shell (1) and the lock body connecting piece (2) are fixed by bolting.

6. The guard rail door hook lock according to claim 1, characterized in that the lock housing (1) is fixed by a bolt connection with the guard rail door.

7. The protective fence door hook lock according to claim 2, characterized in that the first bending part of the lock body connecting piece (2) is buckled on the protective door frame, and the second bending part can be buckled on the side surface of the lock limiting piece (4).