CN115990324A

CN115990324A - Falling protector

Info

Publication number: CN115990324A
Application number: CN202310096833.1A
Authority: CN
Inventors: 刘智健; 董少波; 陈奋; 陈秋华
Original assignee: Guangdong Siwei Technology Co ltd; Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Siwei Technology Co ltd; Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-04-21
Anticipated expiration: 2043-02-07
Also published as: CN115990324B

Abstract

The invention discloses a fall arrester, comprising: the locking assembly and the locking assembly form a wire slot together, the locking assembly is arranged on the locking assembly in a sliding mode, the triggering assembly is arranged on the locking assembly in a rotating mode, the triggering assembly is provided with a triggering inclined plane, and when the triggering assembly falls, the triggering assembly rotates relative to the locking assembly, and the triggering inclined plane is enabled to abut against and push the locking assembly to move towards the wire slot so as to clamp a metal wire in the wire slot. Through the cooperation of lock body subassembly, locking subassembly and touch the subassembly and use, when the staff falls carelessly, staff's own gravity drives and touches the relative lock body subassembly of subassembly and rotate, touches the inclined plane of touching of subassembly and will promote the locking subassembly and move towards being close to the wire casing direction, and then plays the effect of clamping wire in the wire casing, can realize the effect of stopping falling fast, reduces the distance and the time of falling, prevents that the process of falling from colliding with other objects, provides the guarantee for staff's safety.

Description

Falling protector

Technical Field

The invention relates to the technical field of high-altitude operation, in particular to a falling protector.

Background

The safety catch is mainly used for guaranteeing the safety of staff during high-altitude operation, and a metal frame is built during high-altitude operation, and a metal wire is used for supporting the staff. The preventer is necessary to use, and can provide guarantee for the safety of staff.

For the scene of using the metal wire, there is the structure complicacy in the current safety hook, and when the staff drops carelessly moreover, can't realize locking in the short time for staff drops one section very long distance, and bump with other objects easily at the in-process of dropping, and then lead to the staff to be injured, seriously still can endanger the life.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a falling protector.

The invention discloses a fall arrester, comprising: the locking assembly and the locking assembly form a wire slot together, the locking assembly is arranged on the locking assembly in a sliding mode, the triggering assembly is arranged on the locking assembly in a rotating mode, the triggering assembly is provided with a triggering inclined plane, and when the triggering assembly falls, the triggering assembly rotates relative to the locking assembly, and the triggering inclined plane is enabled to abut against and push the locking assembly to move towards the wire slot so as to clamp a metal wire in the wire slot.

According to one embodiment of the invention, the lock body assembly comprises a lock body member, a turning member and a lock body fixing member, wherein the lock body member and the locking assembly jointly form a wire slot, the locking assembly is arranged on the lock body member in a sliding manner, the touch assembly is arranged on the lock body member in a rotating manner, the turning member is hinged with the lock body member, and the lock body fixing member is arranged on the turning member to fix the lock body member and the turning member in a closed state.

According to one embodiment of the invention, the locking assembly comprises a locking piece and a locking reset piece, wherein the locking piece is arranged on the lock body piece in a sliding manner, and the locking reset piece is connected with the locking piece and the lock body piece.

According to one embodiment of the invention, the lock body member is provided with a first wire wall, the upper lock member is provided with a second wire wall, the first wire wall is opposite to the second wire wall, and the first wire wall and the second wire wall are matched with the shape of the metal wire after being spliced so as to clamp the metal wire.

According to one embodiment of the invention, the locking piece is further provided with a guide groove, the lock body piece is provided with a guide block, and the guide block is movably arranged in the guide groove.

According to one embodiment of the invention, the locking return is a spring.

According to one embodiment of the invention, the lock body fixing member is a screw or a magnet.

According to one embodiment of the invention, the touch assembly comprises a touch piece and a touch reset piece, the touch piece is rotatably arranged on the lock body assembly, the touch piece is provided with a touch inclined plane, and the touch reset piece is arranged on the touch piece.

According to an embodiment of the present invention, the touch member further has a clearance slope, and the clearance slope is disposed at an angle to the touch slope.

According to one embodiment of the invention, the touch piece is provided with a containing groove, and the touch reset piece is arranged in the containing groove.

The invention has the beneficial effects that through the cooperation of the lock body assembly, the locking assembly and the touch assembly, when a worker falls carelessly, the worker drives the touch assembly to rotate relative to the lock body assembly by self gravity, and the touch inclined plane of the touch assembly pushes the locking assembly to move towards the direction close to the wire slot, so that the effect of clamping the metal wire in the wire slot is achieved, the effect of stopping falling rapidly can be realized, the falling distance and time are reduced, the collision between the falling process and other objects is prevented, and the safety of the worker is ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic perspective view of a fall arrester;

FIG. 2 is an open state view of the fall arrester;

FIG. 3 is a cross-sectional view of the fall arrestor;

FIG. 4 is a view of the use of the fall arrester;

FIG. 5 is a schematic perspective view of the locking assembly;

FIG. 6 is a schematic perspective view of a trigger assembly;

fig. 7 is a schematic view of a trigger.

Description of the reference numerals

1-a lock body assembly; 11-a lock body member; 111-a first wire wall; 112-a guide block; 12-turning piece; 13-a lock body fixing piece;

2-locking assembly; 21-locking piece; 211-a second wire wall; 212-a guide groove; 22-locking reset piece;

3-a trigger assembly; 31-touching the inclined plane; 32-a trigger; 321-a avoidance slope; 322-a receiving groove; 33-triggering the reset element;

4-wire slots.

Detailed Description

Various embodiments of the invention are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the invention. That is, in some embodiments of the invention, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the invention solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.

As shown in fig. 1 to 4, fig. 1 is a perspective view of the fall arrester; FIG. 2 is an open state view of the fall arrester; FIG. 3 is a cross-sectional view of the fall arrestor; fig. 4 is a view of the usage scenario of the fall arrester. The anti-falling device comprises a lock body assembly 1, a locking assembly 2 and a touch assembly 3, wherein the lock body assembly 1 and the locking assembly 2 are matched to form a wire slot 4, a metal wire is positioned in the wire slot 4, the locking assembly 2 is arranged on the lock body assembly 1 in a sliding manner, and the touch assembly 3 is arranged on the lock body assembly 1 in a rotating manner; when a worker falls carelessly, the dead weight of the worker drives the touch assembly 3 to rotate, the touch assembly 3 pushes the locking assembly 2 to move towards the direction close to the wire slot 4 while rotating, the width of the wire slot 4 is reduced due to the movement of the locking assembly 2, and the metal wire in the wire slot 4 is clamped under the cooperation of the locking assembly 2 and the lock body assembly 1, so that the falling protector cannot move further, and the worker is prevented from falling continuously.

Referring back to fig. 1-4, the lock assembly 1 includes a lock body 11, a flip member 12 and a lock body fixing member 13, the upper lock assembly 2 is slidably disposed on the lock body 11, the flip member 12 is disposed on the surface of the lock body 11, the flip member 12 is hinged to the lock body 11, the lock body fixing member 13 is disposed on the flip member 12, and when the flip member 12 and the lock body 11 are in a closed state, the flip member 12 is firmly connected with the lock body 11 through the lock body fixing member 13 and cannot rotate. In specific application, the lock body fixing piece 13 can be a screw rod or a magnet, and when the screw rod is selected, the screw rod is screwed to be embedded into the lock body piece 11 to realize connection; when the magnet is selected, the flip member 12 is connected to the lock body member 11 by magnetic attraction. In this embodiment, the lock body fixing member 13 is a screw structure.

Referring again to fig. 5, fig. 5 is a schematic perspective view of the locking assembly 2. The locking assembly 2 comprises a locking piece 21 and a locking reset piece 22, wherein the locking piece 21 is arranged on the lock body piece 11 in a sliding way, and the locking reset piece 22 is connected with the locking piece 21 and the lock body piece 11. In a specific application, the lock body 11 has a first wire wall 111, the locking member 21 has a second wire wall 211, the first wire wall 111 and the second wire wall 211 are opposite to each other, the first wire wall 111, the second wire wall 211, the lock body 11 and the turning member 12 together form the wire slot 4, wherein the first wire wall 111 and the second wire wall 211 are matched with a metal wire after being spliced, so that the metal wire can be clamped better. Specifically, the metal wire is a cylinder, the contact position of the first wire wall 111 and the metal wire is a semicircular arc surface, and similarly, the contact position of the second wire wall 211 and the metal wire is a semicircular arc surface. Further, the lock body 11 is provided with a guide block 112, the locking piece 21 is provided with a guide groove 212, the guide block 112 is positioned in the guide groove 212, and the guide block 112 and the guide groove 212 can move relatively, and the deviation phenomenon during the movement of the locking piece 21 can be prevented through the arrangement of the guide block 112, so that the movement of the locking piece 21 is more stable. Specifically, the locking reset member 22 is a spring, and by setting the locking reset member 22, the locking reset member 21 is convenient to reset after moving.

Referring to fig. 6-7, fig. 6 is a schematic perspective view of the trigger assembly 3; fig. 7 is a schematic view of trigger 32. The touch assembly 3 comprises a touch piece 32 and a touch reset piece 33, the touch piece 32 is rotatably arranged on the lock body piece 11, and the touch reset piece 33 is arranged on the touch piece 32. Specifically, one end of the touch piece 32 is rotatably arranged on the lock body piece 11, the other end of the touch piece 32 extends out of the lock body piece 11, and one end extending out of the lock body piece 11 is used for connecting with a matched object on a worker. The trigger piece 32 is provided with a trigger inclined surface 31, and the locking piece 21 is continuously pushed to move by the trigger inclined surface 31. Further, the touch piece 32 is further provided with a avoidance inclined plane 321, one end of the avoidance inclined plane 321 is connected with the touch inclined plane 31, the avoidance inclined plane 321 is arranged at an angle with the touch inclined plane 31, as shown in the figure, the connection part of the avoidance inclined plane 321 and the touch inclined plane 31 is a protruding part, the protruding part is abutted with the upper lock body, and cannot easily move at the moment, when a worker rotates the touch piece 32 upwards, the protruding part is not contacted with the upper lock body, the upper lock piece 21 is pulled back under the action of the upper lock reset piece 22 so as to reduce the clamping of a metal wire, and the touch piece 32 in the state is not contacted with the upper lock piece based on the arrangement of the avoidance inclined plane 321, so that the worker can move. Further, the touching member 32 is further provided with a receiving groove 322, the touching reset member 33 is disposed in the receiving groove 322, the touching reset member 33 is a torsion spring, and when the worker moves to the designated position, the touching member 32 is rotated to the initial position under the action of the touching reset member 33, i.e. the connection part of the avoidance inclined surface 321 and the touching inclined surface 31 is contacted with the locking body, so as to restore the clamping state of the metal wire.

When the anti-falling device is used, the turning piece 12 is opened to expose the wire slot 4, then the wire slot 4 is clamped on a metal wire, the turning piece 12 is closed and fixed through the lock body fixing piece 13, a worker rotates the touch piece 32 upwards and moves to a designated position, the worker resets the touch piece 32 under the action of the touch reset piece 33 after loosening hands, if the worker carelessly drops down, the touch piece 32 is pulled by the falling force to enable the worker to rotate downwards, at the moment, the touch inclined surface 31 is abutted with the upper locking piece 21 and continuously pushes the upper locking piece 21 to generate thrust, the upper locking piece 21 is pushed to move towards the direction close to the wire slot 4, the first wire wall 111 and the second wire wall 211 are continuously close to each other to further increase the clamping force on the metal wire, and when the distance between the first wire wall 111 and the second wire wall 211 cannot be further reduced, the whole anti-falling device cannot move relative to the metal wire, and further the worker cannot continuously drop.

In summary, through the cooperation of the lock body assembly 1, the locking assembly 2 and the touch assembly 3, when a worker carelessly falls, the worker gravity drives the touch assembly 3 to rotate relative to the lock body assembly 1, and the touch inclined surface 31 of the touch assembly 3 pushes the locking assembly 2 to move towards the direction close to the wire slot 4, so that the effect of clamping the metal wire in the wire slot 4 is achieved, the effect of stopping falling rapidly can be achieved, the falling distance and time are reduced, the collision between the falling process and other objects is prevented, and the safety of the worker is ensured.

The foregoing description is only illustrative of the invention and is not to be construed as limiting the invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present invention, should be included in the scope of the claims of the present invention.

Claims

1. A fall arrester, characterized by comprising: the novel anti-falling lock comprises a lock body assembly (1), a locking assembly (2) and a touch assembly (3), wherein the lock body assembly (1) and the locking assembly (2) jointly form a wire groove (4), the locking assembly (2) is slidably arranged on the lock body assembly (1), the touch assembly (3) is rotatably arranged on the lock body assembly (1), the touch assembly (3) is provided with a touch inclined surface (31), and when falling, the touch assembly (3) rotates relative to the lock body assembly (1), so that the touch inclined surface (31) is abutted and pushes the locking assembly (2) to move towards the wire groove (4) so as to clamp a metal wire positioned in the wire groove (4).

2. The fall arrester of claim 1 wherein the lock body assembly (1) includes a lock body member (11), a flip member (12) and a lock body fixing member (13), the lock body member (11) and the lock assembly (2) together form the wire slot (4), the lock assembly (2) is slidably disposed in the lock body member (11), the trigger assembly (3) is rotatably disposed in the lock body member (11), the flip member (13) is hinged with the lock body member (11), and the lock body fixing member (13) is disposed in the flip member (13) to fix the lock body member (11) and the flip member (13) in a closed state.

3. The fall arrester of claim 2 wherein the locking assembly (2) includes a locking member (21) and a locking reset member (22), the locking member (21) being slidably disposed in the lock body member (11), the locking reset member (22) connecting the locking member (21) and the lock body member (11).

4. A fall arrester according to claim 3, characterized in that the lock body member (11) is provided with a first wire wall (111), the upper lock member (21) is provided with a second wire wall (211), the first wire wall (111) is arranged opposite to the second wire wall (211), and the first wire wall (111) and the second wire wall (211) are adapted to the shape of the metal wire after being spliced so as to clamp the metal wire.

5. A fall arrester according to claim 3, characterized in that the locking member (21) is further provided with a guide groove (212), the lock body member (11) is provided with a guide block (112), and the guide block (112) is movably provided in the guide groove (212).

6. A fall arrester according to claim 3, characterized in that the locking return (22) is a spring.

7. The fall arrester according to claim 2, characterized in that the lock body fixing (13) is a screw or a magnet.

8. The fall arrester of any of claims 1-7 wherein the trigger assembly (3) includes a trigger member (32) and a trigger reset member (33), the trigger member (32) being rotatably disposed on the lock assembly (1), the trigger member (32) having a trigger ramp (31), the trigger reset member (33) being disposed on the trigger member (32).

9. The fall arrester of claim 8 wherein the trigger member (32) further has a clearance ramp (321), the clearance ramp (321) being disposed at an angle to the trigger ramp (31).

10. The fall arrester of claim 8 wherein the trigger member (32) defines a receiving slot (322), the trigger reset member (33) being disposed in the receiving slot (322).