CN216196513U - Split type liftable prevent weighing down trigger device - Google Patents

Abstract

The utility model discloses a split type liftable anti-falling trigger device, which particularly relates to the field of building construction protection machinery and comprises a frame body guide rail, wherein a trigger mechanism is sleeved on the frame body guide rail and comprises a movable block which is sleeved on the frame body guide rail and moves up and down on the frame body guide rail, anti-falling devices are respectively arranged on the left side and the right side of the movable block, pin shafts are respectively and fixedly connected to one sides of the two anti-falling devices, anti-falling trigger plates capable of braking the anti-falling devices when falling occur are respectively sleeved on the two pin shafts, and a plurality of anti-falling grids are respectively and fixedly connected to the left side and the right side of the frame body guide rail. According to the anti-falling device, the trigger mechanism is arranged, when the frame body falls, the anti-falling trigger plate and the anti-falling device rotate downwards along with the anti-falling check block, the next anti-falling check block falls on the upper part of the anti-falling device before the anti-falling device resets, so that the frame body can normally ascend and descend, and when the frame body falls, the anti-falling device is braked through the trigger mechanism, so that danger is prevented.

Description

Split type liftable prevent weighing down trigger device

Technical Field

The utility model relates to the technical field of building construction protection machinery, in particular to a split type liftable anti-falling triggering device.

Background

The anti-falling device is also called a speed difference device, can quickly brake and lock falling objects within a limited distance, is suitable for safety protection when a crown block is lifted to prevent a lifted workpiece from accidentally falling, can effectively protect the life safety of ground operators and the damage of the lifted workpiece objects, and is applied to high-place operation places such as metallurgical automobile manufacturing, petrochemical engineering, engineering construction, electric power, ships, communication, pharmacy, bridges and the like.

The existing anti-falling device for the attached lifting scaffold has the disadvantages that the position of a frame body conflicts with that of an anti-falling block when the anti-falling device falls down, so that a climbing frame can only rise but cannot fall, the using effect is poor, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide a split type liftable anti-falling trigger device, in which a trigger mechanism is provided, when a frame body falls, an anti-falling trigger plate rotates downward along with an anti-falling block, and drives an anti-falling device to rotate downward, a next anti-falling block falls on the anti-falling block before the anti-falling device resets, so that the frame body can normally ascend and descend, and when the frame body falls, the anti-falling device is braked by the trigger mechanism, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a split type lifting anti-falling triggering device comprises a frame body guide rail, wherein a triggering mechanism is sleeved on the frame body guide rail;

trigger mechanism establishes the movable block that reciprocates on the support body guide rail including the cover, the safety hook is all installed to the movable block left and right sides, two the equal fixedly connected with round pin axle in safety hook one side, two the epaxial cover of round pin all is equipped with and prevents weighing down the trigger plate that can make the safety hook carry out the braking when taking place to fall, a plurality of check of preventing weighing down of the equal fixedly connected with in support body guide rail left and right sides keep off.

In a preferred embodiment, the cross section of the frame body guide rail is in an i-shaped arrangement, a T-shaped groove is formed in one side of the movable block, and one side of the frame body guide rail is in sliding connection in the T-shaped groove.

In a preferable embodiment, a plurality of the anti-falling check blocks are all arranged in a cylindrical shape, and one side of the anti-falling trigger plate is arranged in an inclined manner.

In a preferable embodiment, the left side and the right side of the movable block are fixedly connected with stop rods for limiting the range of motion of the falling protector, and the two stop rods are arranged in a cylindrical shape.

In a preferred embodiment, the left side and the right side of the movable block and the two falling protectors are fixedly connected with fixing nuts, and a reset tension spring for resetting the falling protectors is fixedly connected between every two adjacent fixing nuts respectively.

In a preferred embodiment, the frame body guide rail has one side provided with a sliding groove, the top and the bottom of the movable block are fixedly connected with a fixing plate, two groups of fixing plates are fixedly connected with one side of the movable block, the number of the fixing plates in each group is two, and two adjacent sides of the fixing plates in each group are movably connected with a movable wheel together.

In a preferred embodiment, a plurality of the movable wheels are attached to one side of an inner cavity of the sliding chute, and the vertical sections of the two fixed plates are triangular.

The utility model has the technical effects and advantages that:

1. by arranging the trigger mechanism, the anti-falling trigger plate rotates upwards along with the anti-falling check block in the rising process of the frame body, and when the frame body normally falls, the anti-falling trigger plate rotates downwards and drives the anti-falling device to rotate downwards;

2. through setting up fixed plate and movable pulley, a plurality of movable pulleys of in-process that rises and descend at the support body guide rail produce relative slip with the spout, and the fixed plate can play the effect of support between movable block and support body guide rail for the difficult production skew of support body guide rail, the movable pulley slides in the spout simultaneously and can reduce the frictional force between support body guide rail and the movable block, thereby can make the support body guide rail remove more smoothly, excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the movable block of the present invention.

Fig. 3 is an enlarged view of the utility model at a in fig. 1.

Fig. 4 is a schematic top view of the rack rail of the present invention.

The reference signs are: 1. a frame body guide rail; 2. a movable block; 3. a safety catch; 4. a pin shaft; 5. an anti-falling trigger plate; 6. the anti-falling check block; 7. a T-shaped groove; 8. a stop lever; 9. fixing a nut; 10. a return tension spring; 11. a chute; 12. a fixing plate; 13. a fixing sheet; 14. a movable wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A split type lifting anti-falling triggering device shown in the attached figures 1-4 comprises a frame body guide rail 1, wherein a triggering mechanism is sleeved on the frame body guide rail 1;

trigger mechanism establishes the movable block 2 that reciprocates on support body guide rail 1 including the cover, and safety hook 3 is all installed to the movable block 2 left and right sides, and the equal fixedly connected with round pin axle 4 in two safety hook 3 one sides all overlaps on two round pin axles 4 and is equipped with the anti-falling trigger plate 5 that can make safety hook 3 carry out the braking when taking place to fall, and the equal fixedly connected with of support body guide rail 1 left and right sides prevents weighing down the check and keep off 6.

As shown in the attached drawings 2 and 4, the cross section of the frame body guide rail 1 is I-shaped, the T-shaped groove 7 is formed in one side of the movable block 2, and the frame body guide rail 1 is slidably connected in the T-shaped groove 7 in one side, so that the frame body guide rail 1 can smoothly move in the T-shaped groove 7, meanwhile, the movable block 2 and the frame body guide rail 1 are not easy to separate, the trigger mechanism is prevented from being separated, and the safety in use is improved.

As shown in the attached figure 1, the anti-falling check blocks 6 are all in a cylindrical shape, one side of the anti-falling trigger plate 5 is in an inclined arrangement, and the anti-falling trigger plate 5 is conveniently driven by the frame body guide rail 1 to rotate upwards in the ascending process.

As shown in the attached figure 2, the left side and the right side of the movable block 2 are fixedly connected with stop rods 8 used for limiting the range of motion of the falling protector 3, the two stop rods 8 are both arranged in a cylindrical shape, and one side of the falling protector 3 is attached to the stop rods 8 in a normal state.

As shown in the attached drawing 2, the left and right sides of the movable block 2 and the two falling protectors 3 are fixedly connected with the fixing nuts 9, the two adjacent fixing nuts 9 are fixedly connected with the reset tension springs 10 for resetting the falling protectors 3, and when the frame body normally descends, the falling protectors 3 can be automatically reset under the action of the reset tension springs 10 after being separated from the falling prevention blocks 6.

As shown in fig. 1 and 3, chute 11 has been seted up to support body guide rail 1 one side, 2 tops of movable block and the equal fixedly connected with fixed plate 12 in bottom, two equal fixedly connected with a plurality of groups stationary blade 13 in 2 one sides of movable block, the quantity of the stationary blade 13 of every group is two, the equal swing joint jointly in one side of two adjacent stationary blades 13 of every group has movable wheel 14, movable wheel 14 slides in chute 11 and can reduce the frictional force between support body guide rail 1 and the movable block 2, make things convenient for support body guide rail 1 to reciprocate.

As shown in fig. 2, a plurality of movable wheels 14 are attached to one side of the inner cavity of the sliding groove 11, the vertical cross sections of the two fixing plates 12 are triangular, and the fixing plates 12 play a supporting role between the movable block 2 and the frame guide rail 1, so that the frame guide rail 1 is not prone to shifting.

The working principle of the utility model is as follows: when the anti-falling device is used, the frame body drives the frame body guide rail 1 to ascend in the ascending process, when the anti-falling trigger plate 5 contacts the anti-falling check block 6, the anti-falling trigger plate 5 rotates upwards along with the anti-falling check block 6, and automatically resets under the self gravity action of the anti-falling trigger plate 5 after passing through, and the anti-falling check block 6 conveniently drives the anti-falling trigger plate 5 to rotate due to the fact that one side of the anti-falling trigger plate 5 is obliquely arranged;

when the frame body normally descends, the anti-falling trigger plate 5 is driven by the anti-falling check block 6 to rotate downwards and drive the anti-falling device 3 to rotate downwards, and after the anti-falling check block 6 is separated, the anti-falling device 3 automatically resets under the action of the reset tension spring 10 and drives the anti-falling trigger plate 5 to reset under the action of the reset tension spring 10;

when the frame body falls, the anti-falling trigger plate 5 rotates downwards along with the anti-falling check block 6 and drives the anti-falling device 3 to rotate downwards, and after the anti-falling check block 6 is separated, because the falling speed of the frame body is high, the next anti-falling check block 6 falls on the upper part of the anti-falling device 3 before the anti-falling device 3 is reset, the anti-falling device 3 cannot be reset, so that the falling frame body is supported, and the anti-falling brake is realized;

make a plurality of movable wheels 14 and spout 11 produce the relative slip at the in-process that support body guide rail 1 rises and descends, fixed plate 12 can play the effect of support between movable block 2 and support body guide rail 1, make support body guide rail 1 be difficult for producing the skew, improve structural strength, movable wheel 14 slides in spout 11 simultaneously and can reduce the frictional force between support body guide rail 1 and the movable block 2, thereby can make support body guide rail 1 more smooth and easy with removing, excellent in use effect, therefore, the clothes hanger is strong in practicability.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (7)

1. The utility model provides a split type liftable prevent weighing down trigger device, includes support body guide rail (1), its characterized in that: the frame body guide rail (1) is sleeved with a trigger mechanism;

trigger mechanism establishes movable block (2) that reciprocates on support body guide rail (1) including the cover, safety hook (3), two are all installed to the movable block (2) left and right sides the equal fixedly connected with round pin axle (4) in safety hook (3) one side, two all the cover is equipped with when falling taking place to fall and prevents weighing down trigger plate (5) that can make safety hook (3) carry out the braking on round pin axle (4), a plurality of check of preventing weighing down of equal fixedly connected with in support body guide rail (1) left and right sides keep off (6).

2. The split type liftable fall prevention triggering device according to claim 1, characterized in that: the cross section of the frame body guide rail (1) is arranged in an I shape, a T-shaped groove (7) is formed in one side of the movable block (2), and the frame body guide rail (1) is connected with the frame body guide rail in the T-shaped groove (7) in a sliding mode.

3. The split type liftable fall prevention triggering device according to claim 1, characterized in that: a plurality of prevent weighing down check fender (6) are cylindric setting, prevent weighing down trigger plate (5) one side and set up for the slope.

4. The split type liftable fall prevention triggering device according to claim 1, characterized in that: the equal fixedly connected with in movable block (2) left and right sides is used for restricting pin (8) of safety hook (3) home range, two pin (8) are cylindric setting.

5. The split type liftable fall prevention triggering device according to claim 1, characterized in that: the safety catch is characterized in that fixing nuts (9) are fixedly connected to the left side and the right side of the movable block (2) and the two safety catches (3), and each two adjacent fixing nuts (9) are fixedly connected with reset tension springs (10) used for enabling the safety catches (3) to reset.

6. The split type liftable fall prevention triggering device according to claim 1, characterized in that: the utility model discloses a support body guide rail (1) is characterized in that spout (11) have been seted up to support body guide rail (1) one side, the equal fixedly connected with fixed plate (12) in movable block (2) top and bottom, two the equal fixedly connected with a plurality of groups stationary blade (13) in movable block (2) one side, every group the quantity of stationary blade (13) is two, two of every group the equal swing joint in one side of stationary blade (13) is adjacent has loose pulley (14).

7. The split type liftable fall prevention triggering device according to claim 6, wherein: a plurality of movable wheels (14) are attached to one side of the inner cavity of the sliding chute (11), and the vertical sections of the two fixing plates (12) are triangular.

Images