CN215107176U - Anti-falling device of attached lifting scaffold - Google Patents

Abstract

The utility model belongs to the technical field of scaffold technique and specifically relates to an anti-falling device of attached lifting scaffold, including attaching wall support, anti-falling device and two sets of guide rails, attach the wall support by preventing weighing down and prevent inclining and prop up device board, leading wheel mounting panel, leading wheel, bracing channel-section steel, attach wall fixed plate, prevent weighing down limiting plate, round steel gag lever post, connecting pin axle, connecting channel-section steel, spring mounting and reset spring and constitute, anti-falling device comprises anti-falling device big pendulum piece and anti-falling device little pendulum piece, and two sets of the relative lateral wall of guide rail is equidistantly provided with guide rail heel brace shelves pole from top to bottom, the guide rail back is equidistantly provided with the connecting rod from top to bottom, the utility model discloses a design size pendulum piece to reach the security performance and improve greatly, because prevent that the weight piece design structure is scientific and reasonable, big nimble durable of big or small pendulum piece area of contact; the installation and the disassembly are time-saving and labor-saving; the practicality is higher and the design science of little pendulum piece leans on self principle automatic re-setting application nimble, the smooth and easy effect of operation.

Description

Anti-falling device of attached lifting scaffold

Technical Field

The utility model relates to a scaffold technical field specifically is an inserted lift scaffold's anti-falling device.

Background

Attached lifting scaffold equipment is the novel scaffold technique that this century early rapidly developed, have important influence to china's construction technology progress, it becomes the low place operation with the eminence operation, become the inside operation of support body with unsettled operation, low carbon nature that has showing, high-tech content and more economy, safer, characteristics such as more convenient, attached lifting scaffold indicates to set up the take the altitude and adhere to on the engineering structure, rely on the jacking equipment and the device of self, can climb or descend along with the engineering structure successive layer, have and prevent toppling, anti falling device's outer scaffold, thereby the following shortcoming of present lifting scaffold's anti falling device existence:

(1) the potential safety hazard is large (the anti-falling device has various types, different stress points, large swing block contact surfaces are small, the small swing blocks are technically deficient, the small swing blocks are too sharp, too thin and easy to clamp and break, especially, the falling cannot be realized at all, and the small swing blocks cannot well contact the guide rail cross brace stop rods or even leave the guide rail cross braces when most of the anti-falling device is actually used);

(2) the anti-falling performance is poor and the cost performance is low;

(3) the effect of ascending, descending and falling prevention is difficult to achieve only in the theoretical practical operation;

(4) the big and small swinging blocks are inflexible and have large difficulty in disassembly and assembly.

To sum up, the utility model discloses a design the anti-falling device of inserted lift scaffold and solve the problem that exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inserted lift scaffold's anti-falling device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an attached lift scaffold's anti-falling device, is including attaching wall support, anti-falling device and two sets of guide rails, attach the wall support by preventing weighing down anti-tilt shore device board, leading wheel mounting panel, leading wheel, bracing channel-section steel, attach the wall fixed plate, prevent weighing down limiting plate, round steel gag lever post, connecting pin axle, connecting channel-section steel, spring mounting and reset spring and constitute, anti-falling device comprises anti-falling device big pendulum piece and anti-falling device pendulum piece, and is two sets of the relative lateral wall from the top down equidistance of guide rail is provided with the guide rail stull pin, the guide rail back from the top down equidistance is provided with the connecting rod.

Preferably, the two sides of the anti-falling limiting plate are fixedly provided with anti-falling and anti-inclining jacking device plates, pin shaft holes are formed in the opposite side walls of the anti-falling and anti-inclining jacking device plates, and anti-falling devices are arranged between the anti-falling and anti-inclining jacking device plates.

Preferably, the small swing block of the anti-falling device is connected in the large swing block of the anti-falling device through a connecting pin shaft, the two ends of the connecting pin shaft penetrate through the opposite side walls of the large swing block of the anti-falling device and penetrate through pin shaft holes to be movably connected between two anti-falling and anti-inclining jacking device plates, the front ends of the anti-falling and anti-inclining jacking device plates are provided with guide wheel mounting plates, two guide wheels are arranged on the opposite surfaces of the guide wheel mounting plates, two round steel limiting rods are fixedly arranged between the bottom ends of the guide wheel mounting plates, and inclined strut channel steel and two connecting channel steel are fixedly arranged at the back ends of the anti-falling and anti-inclining jacking device plates.

Preferably, spring fixing parts are fixedly mounted on the top end of the connecting channel steel and the top end of the large swing block of the anti-falling device, two return springs are mounted between the spring fixing parts, and an attached wall fixing plate is fixedly mounted at one end, far away from the anti-falling and anti-inclining jacking device plate, of the inclined strut channel steel.

Preferably, the opposite surfaces of the anti-falling and anti-tilting top bracing device plate and the guide wheel mounting plate are provided with threaded holes, and the anti-falling and anti-tilting top bracing device plate and the guide wheel mounting plate are fixedly connected through threaded bolt holes.

Preferably, the weight of the tail part of the small swing block of the anti-falling device is greater than that of the head part of the small swing block of the anti-falling device, and the bottom contact surface of the large swing block of the anti-falling device is of a solid structure.

Preferably, the large swing block of the anti-falling device is integrally cast, the small swing block of the anti-falling device is cast by heat treatment of precision casting No. 35 steel, the wall-attached support integrally adopts a normalizing steel casting, and the surface of the wall-attached support is subjected to sand removal treatment.

Preferably, the wall-attached support is connected with the guide rail in a sliding mode through a guide wheel, and the distance between the cross support stop rods of the guide rail is 96 cm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, durable through design size pendulum piece, the little pendulum piece is hidden in nimble durable in the middle of the big pendulum piece, and flexibility and security have been guaranteed to little pendulum piece and difficult pollution, and big pendulum piece contact surface is the ninety degrees greatly, prevents weighing down moreover to support rear shear force wall side thrust.

2. The utility model discloses in, for whole casting through the big pendulum piece of design anti-falling device, thereby still protected little pendulum piece difficult pollution when having improved safe consolidation performance and guaranteed the flexibility, the security, anti-falling device pendulum piece is the casting of smart casting 35 steel thermal treatment, and durable difficult book, it is practical simple and direct, the stable performance is adapted to various abominable construction environment, safe and reliable.

3. In the utility model, the safety performance is greatly improved by designing the large and small swing blocks, and the design structure of the anti-falling block is scientific and reasonable, so that the contact area of the large and small swing blocks is large, flexible and firm; the installation and the disassembly are time-saving and labor-saving; the practicality is higher and the design science of little pendulum piece leans on self principle automatic re-setting application nimble, the smooth and easy effect of operation.

Drawings

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

FIG. 2 is a schematic left side view of the present invention shown in FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2 according to the present invention;

FIG. 4 is a schematic structural view of the anti-falling device of the present invention;

FIG. 5 is a schematic left side view of the structure of FIG. 4 according to the present invention;

fig. 6 is a schematic structural view of the guide rail of the present invention.

In the figure: 1. a wall-attached support; 2. the anti-falling device; 3. an anti-falling and anti-tilting top bracing device plate; 4. a guide wheel mounting plate; 5. a guide wheel; 6. bracing channel steel; 7. a wall-attached fixing plate; 8. an anti-falling limiting plate; 9. round steel limiting rods; 10. connecting a pin shaft; 11. connecting channel steel; 12. a spring mount; 13. a return spring; 14. the anti-falling device is a large swing block; 15. a small swing block of the anti-falling device; 16. a pin shaft hole; 101. a guide rail; 102. a guide rail cross brace rod; 103. a connecting rod.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides an attached lift scaffold's anti-falling device, including attaching wall support 1, anti-falling device 2 and two sets of guide rail 101, attach wall support 1 by preventing weighing down anti-falling shore device board 3, leading wheel mounting panel 4, leading wheel 5, bracing channel-section steel 6, attach wall fixed plate 7, prevent weighing down limiting plate 8, round steel gag lever post 9, connecting pin axle 10, connecting channel-section steel 11, spring mounting 12 and reset spring 13 are constituteed, anti-falling device 2 comprises anti-falling device large pendulum piece 14 and anti-falling device small pendulum piece 15, the relative lateral wall from the top down equidistance of two sets of guide rail 101 is provided with guide rail stull shelves pole 102, the guide rail 101 back from the top down equidistance is provided with connecting rod 103.

Furthermore, the two sides of the anti-falling limiting plate 8 are fixedly provided with anti-falling and anti-tilting top bracing device plates 3, pin shaft holes 16 are formed in the opposite side walls of the two anti-falling and anti-tilting top bracing device plates 3, and an anti-falling device 2 is arranged between the two anti-falling and anti-tilting top bracing device plates 3.

Further, the anti-falling device small swing block 15 is connected inside the anti-falling device large swing block 14 through the connecting pin shaft 10, two ends of the connecting pin shaft 10 penetrate through the opposite side walls of the anti-falling device large swing block 14, the connecting pin shaft penetrates through the pin shaft holes 16 and is movably connected between the two anti-falling and anti-tilting jacking device plates 3, the guide wheel mounting plates 4 are mounted at the front ends of the anti-falling and anti-tilting jacking device plates 3, two groups of guide wheels 5 are mounted on the opposite surfaces of the two guide wheel mounting plates 4, a round steel limiting rod 9 is fixedly mounted between the bottom ends of the two guide wheel mounting plates 4, the inclined strut channel steel 6 is fixedly mounted at the back ends of the anti-falling and anti-tilting jacking device plates 3, and the connecting channel steel 11 is fixedly mounted between the two inclined strut channel steel 6.

Furthermore, spring fixing pieces 12 are fixedly mounted on the top end of the connecting channel steel 11 and the top end of the anti-falling device large swing block 14, a reset spring 13 is mounted between the two spring fixing pieces 12, and an attached wall fixing plate 7 is fixedly mounted at one end, far away from the anti-falling and anti-falling jacking device plate 3, of the inclined strut channel steel 6.

Furthermore, the opposite surfaces of the anti-falling and anti-tilting top bracing device plate 3 and the guide wheel mounting plate 4 are provided with threaded holes, and the anti-falling and anti-tilting top bracing device plate 3 and the guide wheel mounting plate 4 are fixedly connected through bolt threaded holes.

Furthermore, the weight of the tail part of the small swing block 15 of the anti-falling device is greater than that of the head part, and the contact surface of the bottom of the large swing block 14 of the anti-falling device is of a solid structure.

Further, the anti-falling device large swing block 14 is integrally cast, the anti-falling device small swing block 15 is cast by heat treatment of precision casting No. 35 steel, the wall-attached support 1 integrally adopts a normalizing steel casting, and the surface of the wall-attached support is subjected to sand removal treatment.

Furthermore, the wall-attached support 1 is connected with the guide rail 101 in a sliding manner through the guide wheels 5, and the spacing between the cross-brace rods 102 of the guide rail is 96 cm.

The utility model discloses work flow:

when the anti-falling device is used, firstly, the guide rail 101 and a scaffold are welded and installed, then the wall-attached support 1 is connected with the guide rail 101 in a sliding way through the guide wheel 5, when the frame body is lifted up for construction, the reset spring 13 is installed at the central position of the upper end of the anti-falling device big swing block 14, the anti-falling device big swing block 14 is pulled up, the round steel limiting rod 9 at the upper end of the anti-falling device big swing block 14 is provided with the tension of the reset spring 13, so that the anti-falling device 2 is safely vertical to the guide rail 101 and does not obstruct the normal lifting operation of the frame body, when the frame body is lifted up, the anti-falling device small swing block 15 is stirred along with the guide rail cross-bracing stop rod 101 and also moves upwards to be hidden in the anti-falling device small swing block 15, when the guide rail cross-bracing stop rod 101 crosses the anti-falling device small swing block 15, the anti-falling device small swing block 15 automatically resets and extends into the guide rail cross-bracing stop rod 101 according to the design principle, when the frame body falls accidentally, the existence of gravity acceleration, the falling speed is accelerated, the guide rail cross brace stop lever 101 presses down the anti-falling device small swing block 15 to enable the anti-falling device large swing block 14 to enter the guide rail cross brace stop lever 101, so that the anti-falling device 2 cannot be reset at a constant speed, the guide rail cross brace stop lever 101 cannot pass through the anti-falling device 2 to complete anti-falling braking, the anti-falling device large swing block 14 cannot swing downwards at 90 degrees due to the falling limiting plate 8, and the space between the guide rail cross brace stop levers 101 is 96cm, so that sudden falling time difference and downward gravity are shortened, and the frame body stops moving instantly, and the safety performance is greatly improved;

when the frame body descends and is constructed, the reset spring 13 is arranged at the central position of the upper side of the large swing block 14 of the anti-falling device, the large swing block 14 of the anti-falling device is pulled up, the round steel limiting rod 9 is arranged at the upper end of the large swing block 14 of the anti-falling device, the reset spring 8 pulls force is arranged on the big swing block, the anti-falling device 2 is safely vertical to the guide rail 101 and does not hinder the normal operation of the guide rail 101, when the frame body descends normally according to the designed speed, the guide rail cross brace rod 101 presses the small swing block 15 of the anti-falling device down to enable the large swing block 14 of the anti-falling device to enter the guide rail cross brace rod 101, when the guide rail cross brace rod 101 crosses the small swing block 15 of the anti-falling device, the reset time of the anti-falling device 2 is just passed through by the guide rail cross brace of the frame body, but when the lifting frame accidentally falls, the anti-falling device enables the large swing block 14 to be 90 degrees due to be incapable of the anti-falling limiting plate 8, and the guide rail cross brace rod 101 has the interval of 96cm, thereby shortening the sudden falling time difference and the downward gravity, due to the gravity acceleration, the descending speed of the frame body is accelerated, so that the anti-falling device 2 cannot be reset at a constant speed, the guide rail cross brace rod 101 cannot pass through the anti-falling device 2, and the anti-falling brake is stopped instantly;

after the main body engineering is finished, if the construction is not required to be lowered, the tower crane can be gradually disassembled from top to bottom on the roof, and the tower crane is hoisted to the ground and is gradually disassembled, and is stacked, hoisted and retreated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an attached lift scaffold's anti-falling device, includes attaches wall support (1), anti-falling device (2) and two sets of guide rail (101), its characterized in that: attach wall support (1) by preventing weighing down prevent inclining and prop device board (3), leading wheel mounting panel (4), leading wheel (5), bracing channel-section steel (6), attach wall fixed plate (7), prevent weighing down limiting plate (8), round steel gag lever post (9), connecting pin axle (10), connect channel-section steel (11), spring mounting (12) and reset spring (13) and constitute, anti-falling device (2) comprise anti-falling device big pendulum piece (14) and anti-falling device little pendulum piece (15), and are two sets of the relative lateral wall from the top down equidistance of guide rail (101) is provided with guide rail stull pin (102), guide rail (101) back from the top down is equidistance and is provided with connecting rod (103).

2. A fall arrest device for an attached lifting scaffold according to claim 1, characterised in that: the anti-falling device is characterized in that anti-falling jacking device plates (3) are fixedly mounted on two sides of the anti-falling limiting plate (8), pin shaft holes (16) are formed in the opposite side walls of the anti-falling jacking device plates (3), and anti-falling devices (2) are arranged between the anti-falling jacking device plates (3).

3. A fall arrest device for an attached lifting scaffold according to claim 2, characterised in that: the anti-falling device small swing block (15) is connected in the inner part of the anti-falling device large swing block (14) through a connecting pin shaft (10), the two ends of the connecting pin shaft (10) penetrate through the opposite side walls of the anti-falling device large swing block (14), and the connecting pin shaft hole (16) is movably connected between two anti-falling jacking device plates (3) in a penetrating mode, guide wheel mounting plates (4) and two guide wheels (5) and two guide wheels are mounted on opposite surfaces of the guide wheel mounting plates (4) respectively, a round steel limiting rod (9) is fixedly mounted between the bottom ends of the guide wheel mounting plates (4), and anti-falling jacking device plates (3) are fixedly provided with inclined strut channel steel (6) and two connecting channel steel (11) are fixedly mounted between the inclined strut channel steel (6).

4. A fall arrest device for an attached lifting scaffold according to claim 3, wherein: the anti-falling device is characterized in that spring fixing pieces (12) are fixedly mounted on the top end of the connecting channel steel (11) and the top end of the anti-falling device large swing block (14) respectively, two reset springs (13) are mounted between the spring fixing pieces (12), and one end of the inclined strut channel steel (6) far away from the anti-falling top strut device plate (3) is fixedly mounted on an attached wall fixing plate (7).

5. A fall arrest device for an attached lifting scaffold according to claim 1, characterised in that: the opposite surfaces of the anti-falling and anti-tilting top bracing device plate (3) and the guide wheel mounting plate (4) are provided with threaded holes, and the anti-falling and anti-tilting top bracing device plate (3) and the guide wheel mounting plate (4) are fixedly connected through bolt threaded holes.

6. A fall arrest device for an attached lifting scaffold according to claim 1, characterised in that: the weight of the tail part of the small swing block (15) of the anti-falling device is larger than that of the head part, and the bottom contact surface of the large swing block (14) of the anti-falling device is of a solid structure.

7. A fall arrest device for an attached lifting scaffold according to claim 1, characterised in that: the anti-falling device large swing block (14) is integrally cast, the anti-falling device small swing block (15) is cast by heat treatment of finish casting No. 35 steel, the wall-attached support (1) integrally adopts a steel casting subjected to normalizing treatment, and the surface of the steel casting is subjected to sand removal treatment.

8. A fall arrest device for an attached lifting scaffold according to claim 1, characterised in that: the wall-attached support (1) is connected with the guide rail (101) in a sliding mode through the guide wheel (5), and the distance between the guide rail cross brace stop rods (102) is 96 cm.

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