CN212416721U - Safe anti-falling device - Google Patents

Abstract

The utility model relates to a safe anti-falling device, which comprises an anti-falling device, wherein a protective ring for protecting the anti-falling device is arranged outside the anti-falling device, a mounting rack for fixing the anti-falling device is arranged in the protective ring, and a connecting piece for connecting the mounting rack and the protective ring is arranged between the mounting rack and the protective ring; the mounting rack comprises a rotating ring, two mounting plates arranged in the rotating ring, a bearing plate arranged on the mounting plates and used for mounting the falling protector, and a connecting ring rotatably arranged on the outer side of the rotating ring; the mounting plate is provided with a positioning piece for fixing the falling protector; the connecting piece has a plurality ofly, and its one end is connected on the go-between, and the other end is connected on the guard ring, and a plurality of connecting pieces interval evenly sets up. The utility model discloses a set up the guard ring, can reduce the condition that this anti-falling device appears wearing and tearing, reduce anti-falling device and appear rotating and make wire rope appear torsional phenomenon, guarantee wherein wire rope transfer the stability of process, reduce the phenomenon that appears danger.

Description

Safe anti-falling device

Technical Field

The utility model belongs to the technical field of safety protection's technique and specifically relates to a safety anti-falling device is related to.

Background

The falling protector is also called a speed difference device, is a product with a protection function, can quickly brake and lock falling objects within a limited distance, and can be used as a safety protection device under the condition of high-altitude operation, so that the phenomenon that workers or hoisted and transferred objects fall to cause injury is reduced, and the safety is improved.

The prior patent document with the publication number of CN204815443U discloses a safety device for preventing accidental falling in high-altitude operation, which comprises a speed differentiator shell, a rotating mechanism arranged in the speed differentiator shell, a wheel sheet arranged on the speed differentiator shell, a disc spring tightly pressed on the rotating mechanism through a rotating shaft, a coil spring arranged in the speed differentiator shell through the rotating shaft, and a rope wheel assembly, wherein the rope wheel assembly comprises a rope winding wheel arranged in the speed differentiator shell through the rotating shaft, a pressing sleeve shaft arranged on the rope wheel assembly, a falling protection safety rope is connected and arranged on the rope winding wheel, and a lifting hook is connected and arranged at the other end of the falling protection safety rope.

The safety device is convenient to mount when in use, can provide certain buffer force for falling personnel when falling occurs to people, and can reduce the phenomenon that the personnel are injured due to overlarge pulling force when falling; however, when using this safety hook to carry out safety protection, this safety hook is generally for fixing on the outer wall of the eminence of building, at the in-process of using, the safety hook body is not immovable, descending personnel appear the effect at the decline in-process and rock, can drive the safety hook body and appear rocking, can lead to the fact wearing and tearing to the safety hook, in addition, at its in-process of rocking, the pivoted condition can appear in the safety hook, can make the wire rope of connection appear twisting, can influence the normal process of transferring of wire rope wherein, the dangerous condition appears easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art existence, one of the purposes of the utility model is to provide a safe anti-falling device, through setting up the guard ring, can reduce the condition that this anti-falling device appears wearing and tearing, reduce anti-falling device and appear rotating and make wire rope appear torsional phenomenon, guarantee wherein wire rope transfers the stability of process, reduce the dangerous phenomenon of appearance.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a safety anti-falling device comprises an anti-falling device, wherein a protective ring for protecting the anti-falling device is arranged on the outer side of the anti-falling device, a mounting frame for fixing the anti-falling device is arranged in the protective ring, and a connecting piece for connecting the mounting frame and the protective ring is arranged between the mounting frame and the protective ring; the mounting rack comprises a rotating ring, two mounting plates arranged in the rotating ring, a bearing plate arranged on the mounting plates and used for mounting the falling protector, and a connecting ring rotatably arranged on the outer side of the rotating ring; the mounting plate is provided with a positioning piece for fixing the falling protector; the connecting piece has a plurality ofly, and its one end is connected on the go-between, and the other end is connected on the guard ring, and a plurality of connecting pieces interval evenly sets up.

Through adopting the above technical scheme, when using this safe anti-falling device, at first install the safety hook on the mounting bracket, place it on the bearing board, later fix the safety hook through the setting element, fix the safety hook in definite position department in the time, and be connected it with the user, the user can have the condition of rocking about the in-process that descends, at this moment, the outer wall butt of guard ring and building, the user is under the condition of rocking, it rocks about driving the safety hook, the safety hook can not produce wearing and tearing with the outer wall friction of building, reduce the damage to the safety hook, rotate between swivel becket and the go-between and be connected, in the guard ring rotation process, the safety hook is under its dead weight and wire rope's pulling force effect, the pivoted condition appears in the reduction, guarantee its stability of putting the rope process, be difficult to appear dangerously.

The present invention may be further configured in a preferred embodiment as: the bearing plates are U-shaped, two ends of each bearing plate are connected to the two mounting plates, the two bearing plates are connected to adjacent positions on the mounting plates, and the lower sides of the two bearing plates are opened towards two sides.

Through adopting above-mentioned technical scheme, can make the better laminating of the side of bearing board and safety hook downside, reduce the condition that the lateral edge of bearing board and safety hook butt appear, more stable to the bearing of safety hook, when fixing the safety hook, can reduce the condition that the lateral edge of bearing board caused the damage to the shell of safety hook appearing.

The present invention may be further configured in a preferred embodiment as: the number of the positioning parts is two, and the two positioning parts comprise buckle plates, hooks and positioning rings; the buckle plate is U-shaped, two ends of the buckle plate are respectively provided with an elastic belt, and one elastic belt is connected to the mounting block; the hook is arranged on the end part of the other elastic belt; the positioning ring is arranged on the other mounting plate and is positioned at the position, opposite to the connecting position of the elastic band, on the mounting block, and the positioning ring is matched with the hook.

By adopting the technical scheme, when the positioning piece is used for fixing the falling protector, the falling protector is firstly placed on the two bearing plates, then the elastic belt is pulled to enable the buckle plate to be buckled on the falling protector, then the hook is pulled to enable the hook to be hooked in the positioning ring, the falling protector is fixed, the hook and the positioning ring are matched to fix the falling protector, and the installation process is convenient.

The present invention may be further configured in a preferred embodiment as: the elastic belt is obliquely arranged with the connecting line of the mounting plate, so that the pinch plate is in an oblique state and is attached to the side of the upper half part of the falling protector.

By adopting the technical scheme, the buckle plate can be better attached to the falling protector, and the falling protector is better fixed.

The present invention may be further configured in a preferred embodiment as: and buffer rubber pads are respectively arranged on the inner sides of the bearing plate and the pinch plate.

Through adopting above-mentioned technical scheme, when installing fixedly to the safety hook, the safety hook and the butt of cushion rubber pad, cushion rubber pad produce certain deformation, and is better with the laminating of safety hook, and is more stable to the fixed of safety hook promptly, can reduce the phenomenon that produces wearing and tearing to the safety hook simultaneously.

The present invention may be further configured in a preferred embodiment as: and a damping rubber pad is arranged on the outer side of the protective ring.

Through adopting above-mentioned technical scheme, when using this safety anti-falling device in mountain or other natural situation, be the non-plane with the lateral wall of guard ring butt, can have the condition that drops to another plane from a plane at the in-process of its motion, through the damping rubber pad that sets up, can be so that the process of guard ring motion more stable.

The present invention may be further configured in a preferred embodiment as: the connecting piece comprises a connecting rod, a sliding sleeve and a return spring, wherein one end of the connecting rod is connected to the connecting ring, the sliding sleeve is sleeved on the connecting rod and is in sliding connection with the connecting rod, and one end of the sliding sleeve is connected to the protective ring; one end of the reset spring is connected with the outer side surface of the connecting ring, and the other end of the reset spring is connected with the inner side of the protective ring.

Through adopting above-mentioned technical scheme, under the circumstances of guard ring and non-planar butt, when it moves to another plane from a plane, the mounting bracket removes towards the direction of wall, compresses the connecting piece that is located between mounting bracket and the wall, through playing the cushioning effect to it, can reduce the atress of connecting piece and guard ring and go-between hookup location department to a certain extent, can reduce cracked circumstances to appear in its hookup location department, reduces the phenomenon that causes the damage to the device.

The present invention may be further configured in a preferred embodiment as: the upper end of the falling protector is connected with a connecting plate, two fixed steel wire ropes are arranged on the connecting plate, and the end parts of the two fixed steel wire ropes are respectively provided with a shackle.

By adopting the technical scheme, when the wall fixing device is used, two fixing positions are arranged at corresponding positions on the wall, the two fixing steel wire ropes are respectively connected at the two fixing positions, and the hook rings at the end parts are hooked on the steel wire rope body to fix the steel wire rope body; through setting up connecting plate and two fixed wire rope, can guarantee the stability to its installation, in addition, the pivoted condition appears in further reducing safety hook itself, and the process of transferring is more stable, is difficult to appear dangerous condition.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the protective ring and the mounting frame, when the safety anti-falling device is used, the situation that abrasion occurs between the anti-falling device and a wall is reduced, and by arranging the rotary ring to be rotationally connected with the connecting ring, the position stability of the anti-falling device can be ensured, the situation that the anti-falling device rotates per se is reduced, the influence on the normal lowering process is reduced, and the dangerous situation is reduced;

2. the falling protector is fixed through the supporting plate and the positioning piece, so that the falling protector can be stably fixed, and can be conveniently fixed through the matching of the hook and the positioning ring, and the operation is convenient;

3. through setting up the connecting piece and being the elastic expansion piece, at the in-process that the guard ring removed on the non-planar wall, can play certain cushioning effect, reduce the atress of the hookup location department of connecting piece and go-between and guard ring, can reduce the phenomenon that its hookup location department appears droing.

Drawings

FIG. 1 is a schematic view of the safety brake rigging of the present embodiment;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic view of the mounting bracket to show its construction;

FIG. 4 is a schematic view of the support plate;

fig. 5 is a schematic view for illustrating a coupling structure of the coupling ring and the rotating ring;

fig. 6 is an enlarged schematic view of a portion B in fig. 5.

In the figure, 1, a safety catch; 2. a guard ring; 3. a mounting frame; 31. a rotating ring; 32. mounting a plate; 33. a support plate; 34. a connecting ring; 341. an opening; 4. a connecting member; 41. a connecting rod; 42. a sliding sleeve; 43. a return spring; 5. a positioning member; 51. buckling the plate; 52. hooking; 53. a positioning ring; 54. an elastic band; 6. a cushion rubber pad; 7. a vibration damping rubber pad; 8. a connecting plate; 81. fixing the steel wire rope; 82. and (4) a shackle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 3, in order to disclose the safety anti-falling device of the utility model, the safety anti-falling device comprises an anti-falling device 1, a protective ring 2 used for protecting the anti-falling device 1 is arranged outside the anti-falling device 1, a mounting rack 3 used for connecting the anti-falling device 1 and fixing the anti-falling device 1 is arranged in the middle of the protective ring 2, and a plurality of connecting pieces 4 used for connecting the protective ring 2 and the mounting rack 3 are arranged between the protective ring 2 and the mounting rack 3; the outlet end of the falling protector 1 is arranged downwards and is fixed on the mounting frame 3; the mounting rack 3 comprises a rotating ring 31, two mounting plates 32 fixed in the rotating ring 31, a supporting plate 33 (refer to fig. 4) arranged on the two mounting plates 32 for supporting and fixing the falling protector 1, and a connecting ring 34 rotatably arranged outside the rotating ring 31 and connected with the connecting piece 4; the mounting rack 3 is provided with a positioning piece 5 for fixing the upper half part of the falling protector 1, and the positioning piece 5 is connected to the mounting plate 32 and matched with the bearing plate 33 to fix the falling protector 1; the connecting ring 34 is arranged on the outer peripheral surface of the connecting ring 34 at one end of each of the connecting pieces 4, the other end of each connecting piece is connected on the inner peripheral surface of the protective ring 2, and the connecting pieces 4 are uniformly arranged at intervals; referring to fig. 5 and 6, the connection ring 34 has a ring-shaped cross section, an opening 341 is opened on a side facing the mounting plate 32, the mounting plate 32 is fixed to the rotation ring 31 through the opening 341, the rotation ring 31 is disposed inside the connection ring 34, and the connection ring 34 is rotatably connected to the rotation ring 31.

When the safety anti-falling device is used, firstly, the anti-falling device 1 is installed on the installation frame 3 and is placed on the bearing plate 33, then the anti-falling device 1 is fixed through the positioning piece 5, the anti-falling device 1 is fixed at a determined position in time and is connected with a user, the user can shake left and right in the descending process, at the moment, the protection ring 2 is abutted to the outer wall of a building, the user drives the anti-falling device 1 to shake left and right under the shaking condition, the anti-falling device 1 cannot rub with the outer wall of the building to generate abrasion, the damage to the anti-falling device 1 is reduced, the rotating ring 31 is rotatably connected with the connecting ring 34, in the rotating process of the protection ring 2, the anti-falling device 1 reduces the rotating condition under the self weight and the tensile force of a steel wire rope, the stability of the rope releasing process is ensured, and danger is not easy to appear.

Referring to fig. 4, there are two support plates 33, which are U-shaped, the openings 341 of the support plates 33 are upward, the upper ends of the two support plates 33 are respectively connected to the mounting plates 32, the upper ends of the two support plates 33 are respectively connected to the adjacent positions on the two mounting plates 32, the lower sides of the two support plates 33 are inclined to two sides, the falling protector 1 is placed on the two support plates 33, and the support plates 33 are attached to the side surfaces of the falling protector 1.

The latter half of safety hook 1 generally is for contracting gradually, opens to both sides through the downside that sets up two bearing board 33, can make the better laminating of the side of bearing board 33 and safety hook 1 downside, reduces the side arris that bearing board 33 appears and the condition of safety hook 1 butt, and is more stable to safety hook 1's bearing, when fixing safety hook 1, can reduce the side arris that bearing board 33 appears and cause the condition of damage to safety hook 1's shell.

Referring to fig. 1, 2 and 3, two positioning members 5 are provided, which include a buckle plate 51, a hook 52 and a positioning ring 53; the pinch plates 51 are U-shaped, two ends of each pinch plate 51 are fixedly connected with elastic belts 54, one elastic belt 54 is fixedly connected to the rotating ring 31, and one end of each elastic belt 54 on each pinch plate 51 is connected to the position, on the two mounting plates 32, of the same position as the connecting position of the bearing plate 33; the hook 52 is fixed at the end part of the other elastic belt 54 on the buckle plate 51; a retaining ring 53 is fixed to the mounting plate 32 at a corresponding location and is positioned in correspondence with the hook 52.

When the falling protector 1 is fixed through the positioning piece 5, the falling protector 1 is firstly placed on the two supporting plates 33, then the elastic belt 54 is pulled to enable the buckle plate 51 to be buckled on the falling protector 1, then the hook 52 is pulled to enable the hook to be hooked in the positioning ring 53, the falling protector 1 is fixed, the hook 52 and the positioning ring 53 are matched to fix the falling protector, and the installation process is convenient.

Referring to fig. 3, the line of the connection position of the elastic band 54 connected to the mounting plate 32 and the rotating ring 31 is inclined such that the buckle plate 51 is attached to the side of the upper half of the falling protector 1.

Through the oblique arrangement of the two buckle plates 51, the falling protector 1 can be better attached to the falling protector, and the fixing effect on the falling protector 1 is better.

Referring to fig. 3 and 4, the buffer rubber pads 6 are respectively arranged on the side surfaces of the supporting plate 33 and the pinch plate 51, which are attached to the falling protector 1.

Through the buffer rubber pad 6 that sets up, when installing fixedly to safety hook 1, safety hook 1 and 6 butts of buffer rubber pad, buffer rubber pad 6 produces certain deformation, and is better with safety hook 1's laminating, and is more stable to safety hook 1's fixed promptly, can reduce the phenomenon that produces wearing and tearing to safety hook 1 simultaneously.

Referring to fig. 1, a vibration damping rubber pad 7 is disposed outside the guard ring 2.

When using this safety anti-falling device in mountain or other natural conditions, the lateral wall with guard ring 2 butt is the non-plane, can have the condition that drops to another plane from a plane in its motion process, through the damping rubber pad 7 that sets up, can make the process of guard ring 2 motion more stable.

Referring to fig. 5 and 6, the connecting member 4 is an elastic telescopic member, and includes a connecting rod 41 with one end fixed to the connecting ring 34, a sliding sleeve 42 sleeved on the connecting rod 41 and slidably connected to the connecting rod 41, and with one end fixed to the guard ring 2, and a return spring 43 sleeved on the connecting rod 41; one end of the return spring 43 is fixed to the outer side surface of the connection ring 34, and the other end thereof is fixed to the end surface of the sliding sleeve 42.

In the course of the work, under the circumstances of guard ring 2 and non-planar butt, when it moves to another plane from a plane, mounting bracket 3 removes towards the direction of wall, compresses connecting piece 4 that lies in between mounting bracket 3 and the wall, through playing the cushioning effect to it, can reduce the atress of connecting piece 4 and guard ring 2 and go-between 34 hookup location department to a certain extent, can reduce the cracked circumstances of appearance in its hookup location department, reduce the phenomenon that causes the damage to the device.

Referring to fig. 1, a connecting plate 8 is connected to the upper end of the falling protector 1, two fixed steel cables 81 are connected to the connecting plate 8, and hooks 82 are respectively arranged at the ends of the two fixed steel cables 81.

When the wall fixing device is used, two fixing positions are arranged at corresponding positions on the wall, two fixing steel wire ropes 81 are respectively connected at the two fixing positions, and a hook ring 82 at the end part is hooked on a steel wire rope body to fix the steel wire rope body; through setting up connecting plate 8 and two fixed wire rope 81, can guarantee the stability to its installation, in addition, further reduce safety hook 1 itself and appear the pivoted condition, the process of transferring is more stable, is difficult to appear dangerous condition.

The implementation principle of the embodiment is as follows: firstly, the falling protector 1 is placed on the two bearing plates 33, then the buckle plates 51 are pulled, the two buckle plates 51 are respectively hooked on the falling protector, the corresponding elastic belts 54 are driven to extend by pulling the shackle 82, the shackle 82 is hooked in the corresponding positioning rings 53, the falling protector 1 is fixed, then the two fixed steel wire ropes 81 are respectively fixed at two fixed positions, the safety falling protector is completely installed, and then the falling protector is connected to a user, so that the falling protector can be used.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a safe anti-falling device which characterized in that: the safety protection device comprises a safety protection device (1), wherein a protection ring (2) used for protecting the safety protection device is arranged on the outer side of the safety protection device (1), a mounting frame (3) used for fixing the safety protection device (1) is arranged in the protection ring (2), and a connecting piece (4) used for connecting the mounting frame (3) and the protection ring (2) is arranged between the mounting frame (3) and the protection ring (2); the mounting rack (3) comprises a rotating ring (31), two mounting plates (32) arranged in the rotating ring (31), a bearing plate (33) arranged on the mounting plates (32) and used for mounting the falling protector (1), and a connecting ring (34) rotatably arranged on the outer side of the rotating ring (31); a positioning piece (5) used for fixing the falling protector (1) is arranged on the mounting plate (32); the connecting pieces (4) are provided with a plurality of connecting pieces, one end of each connecting piece is connected to the connecting ring (34), the other end of each connecting piece is connected to the protective ring (2), and the connecting pieces (4) are evenly arranged at intervals.

2. The safety fall arrest device according to claim 1, wherein: the two bearing plates (33) are U-shaped, two ends of each bearing plate are connected to the two mounting plates (32), the two bearing plates (33) are connected to adjacent positions on the mounting plates (32), and the lower sides of the two bearing plates (33) are opened towards two sides.

3. The safety fall arrest device according to claim 1, wherein: the number of the positioning parts (5) is two, and the positioning parts comprise buckle plates (51), hooks (52) and positioning rings (53); the buckle plate (51) is U-shaped, two ends of the buckle plate are respectively provided with an elastic belt (54), and one elastic belt (54) is connected to the mounting block; the hook (52) is arranged on the end part of the other elastic belt (54); a positioning ring (53) is arranged on the other mounting plate (32) at a position opposite to the connecting position of the elastic band (54) on the mounting plate, and the positioning ring (53) is matched with the hook (52).

4. A safety fall arrest device according to claim 3, wherein: the connecting line of the elastic belt (54) and the mounting plate (32) is obliquely arranged, so that the buckle plate (51) is in an oblique state and is attached to the side edge of the upper half part of the falling protector (1).

5. A safety fall arrest device according to claim 3, wherein: and buffer rubber pads (6) are respectively arranged on the inner sides of the supporting plate (33) and the pinch plate (51).

6. The safety fall arrest device according to claim 1, wherein: and a damping rubber pad (7) is arranged on the outer side of the protective ring (2).

7. The safety fall arrest device according to claim 1, wherein: the connecting piece (4) comprises a connecting rod (41) with one end connected to the connecting ring (34), a sliding sleeve (42) sleeved on the connecting rod (41) and connected with the connecting rod (41) in a sliding manner, and with one end connected to the protective ring (2), and a return spring (43) sleeved on the connecting rod (41); one end of the return spring (43) is connected with the outer side surface of the connecting ring (34), and the other end is connected with the inner side of the protective ring (2).

8. The safety fall arrest device according to claim 1, wherein: the upper end of the falling protector (1) is connected with a connecting plate (8), the connecting plate (8) is provided with two fixed steel wire ropes (81), and the end parts of the two fixed steel wire ropes (81) are respectively provided with a shackle (82).

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