CN211499714U - Attached lifting operation safety protection platform anti-falling device - Google Patents
Attached lifting operation safety protection platform anti-falling device Download PDFInfo
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- CN211499714U CN211499714U CN201922024900.0U CN201922024900U CN211499714U CN 211499714 U CN211499714 U CN 211499714U CN 201922024900 U CN201922024900 U CN 201922024900U CN 211499714 U CN211499714 U CN 211499714U
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- 210000000078 claw Anatomy 0.000 claims abstract description 81
- 230000000630 rising effect Effects 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 4
- 239000000806 elastomer Substances 0.000 description 4
- 241000239290 Araneae Species 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses an attached lift operation safety protection platform anti-falling device, relate to construction lifting device technical field, guider is used for leading to the guide rail lift, the guide rail ladder keeps off can drive the braking star gear when rising or descending and rotates, the braking star gear rotates and can drive the trigger pawl and rotate, the guide rail is in when rising operating mode and use operating mode, it can hold the guide rail ladder and keep off in order to prevent that the guide rail from falling to support the claw, the guide rail is in when descending operating mode, it pulls from the guide rail ladder fender to support the claw, when the guide rail descends, the guide rail ladder keeps off the drive braking star gear clockwise turning, the braking star gear drives the trigger pawl counter-clockwise turning, before the braking piece resumes the normal position, the braking star gear rotates and drives the braking piece with braking block lower part contact and continue to rotate messenger upper portion and braking plate contact. Can satisfy the attached form operation safety protection platform that goes up simultaneously and have the function of preventing falling at the operating mode that rises, use operating mode and decline operating mode, simple structure, the security is high.
Description
Technical Field
The utility model relates to a construction jacking equipment technical field especially relates to an attached type lifting operation safety protection platform anti-falling device.
Background
Since this century, the urbanization process of china is gradually accelerated, in many cities of china, a super high-rise building pulls out, in order to satisfy the construction safety of high-rise buildings, engineering technicians have developed and introduced the attached lifting operation safety protection platform, and the attached lifting operation safety protection platform anti-falling device is the core device that guarantees the construction safety of the attached lifting operation safety protection platform, and the service conditions of the attached lifting operation safety protection platform can be divided into service conditions, rising conditions and falling conditions. Traditional attached type lifting operation safety protection platform anti-falling device can only play when working condition and the use operating mode that rise and prevent weighing down the effect, can not satisfy simultaneously that the operating mode that descends also has and prevents weighing down the function, and the security is low, and the structure sets up complicacy moreover, and manufacturing cost is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an attached lift operation safety protection platform anti-falling device to solve the problem that above-mentioned prior art exists, can satisfy attached lift operation safety protection platform simultaneously and have the function of preventing falling at the operating mode that rises, use operating mode and decline operating mode, simple structure, the security is high.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides an anti-falling device of an attached lifting operation safety protection platform, which comprises a braking device, a braking star wheel, a bearing adjusting mechanism, a wall-attached support and a guiding device;
the guide device is fixedly connected to one end of the wall-attached support, is in rolling connection with the guide rail and is used for guiding the lifting of the guide rail;
the braking device comprises a braking block, a trigger claw, a first elastic body and an anti-rotation piece, wherein the braking block is rotatably connected to the wall-attached support around a horizontal shaft, the trigger claw is rotatably connected to the braking block around the horizontal shaft, one end of the first elastic body is connected to the braking block, the other end of the first elastic body is connected to the trigger claw, the anti-rotation piece is fixedly connected to the wall-attached support and can limit the braking block to rotate clockwise, and the anti-rotation piece can drive the braking block to rotate anticlockwise when the trigger claw rotates anticlockwise;
the brake star wheel is connected to the wall-attached support in a rotating mode around a horizontal shaft, the brake star wheel can be driven to rotate when the guide rail ladder block ascends or descends, and the trigger claw can be driven to rotate by the rotation of the brake star wheel;
the bearing adjusting mechanism comprises a supporting claw, an adjusting screw rod, an adjusting sleeve, a second elastic body and a supporting seat, wherein the supporting claw is fixedly connected to the top end of the adjusting screw rod, the bottom end of the adjusting screw rod is in threaded connection with the inside of the adjusting sleeve, the adjusting sleeve is rotatably connected to the supporting seat around a horizontal shaft, the supporting seat is fixedly connected to the wall-attached support, one end of the second elastic body is connected to the adjusting sleeve, the other end of the second elastic body is connected to the wall-attached support, when the guide rail is in a rising working condition and a use working condition, the supporting claw can support the guide rail ladder stop to prevent the guide rail from falling, and when the guide rail is in a falling working condition, the supporting claw is pulled away;
the wall-attached support comprises a brake plate, the brake plate is fixedly arranged above the brake block, when the guide rail normally ascends, the guide rail ladder barrier drives the brake star wheel to rotate anticlockwise, the brake star wheel drives the trigger claw to rotate clockwise, the brake block does not rotate under the action of the anti-rotation piece, the trigger claw can recover to the original position under the action of the first elastic body, and the guide rail normally runs; when the guide rail normally descends, the guide rail ladder catch drives the brake star wheel to rotate clockwise, the brake star wheel drives the trigger claw to rotate anticlockwise, the trigger claw rotates anticlockwise to drive the brake block to rotate anticlockwise, the brake block can recover to the original position under the action of self gravity, and the guide rail normally runs; when the guide rail descends rapidly, the guide rail ladder keeps off and drives the braking star wheel rotates clockwise, the braking star wheel drives the counterclockwise rotation of trigger pawl, the counterclockwise rotation of trigger pawl drives under the effect of first elastomer the anticlockwise rotation of brake block before the braking block resumes the normal position, the braking star wheel rotate in the contact of brake block lower part drives the brake block continues to rotate and makes brake block upper portion with the braking shoe contact, the braking shoe joint in the braking shoe with between the braking star wheel, realize the braking of guide rail.
Preferably, the guiding device comprises guide wheels and guide plates, the guide wheels are connected to the guide plates in a rotating mode in the vertical direction at intervals, the guide plates are fixedly connected to one end of the wall-attached support and one of the guide plates, the guide wheels are arranged on the guide plates opposite to the guide wheels, the guide rails are arranged between the guide wheels, the guide wheels are connected with the guide rails in a rolling mode, and the guide wheels are used for guiding the lifting of the guide rails.
Preferably, the wall-attached support is provided with a first pin shaft hole and a second pin shaft hole, the brake block is horizontally and rotatably connected in the first pin shaft hole through a first pin shaft, and the brake star wheel is horizontally and rotatably connected in the second pin shaft hole through a second pin shaft.
Preferably, the trigger claw is a casting piece shaped like a Chinese character 'men', the trigger claw is arranged on the brake block in a straddling mode, the open end of the trigger claw is rotatably connected with the brake block, and the other end, opposite to the open end, of the trigger claw is connected with one end of the first elastic body.
Preferably, the brake pad is cast as a solid body.
Preferably, the brake star wheel comprises brake teeth, five brake teeth are uniformly arranged on the circumference of the brake star wheel, and the brake teeth rotate to drive the trigger claw to rotate.
Preferably, the bearing adjusting mechanism further comprises a limiting part, the limiting part is fixedly connected to the supporting claw, when the guide rail is in a rising working condition, the limiting part is slidably supported on the guide rail, the limiting part can limit the supporting claw to rotate towards the guide rail direction under the tensile force action of the second elastic body, so that the supporting claw moves downwards relative to the guide rail, and when the guide rail falls in a rising process, the supporting claw can be supported by the guide rail ladder.
Preferably, the first elastic body is a spring, and the two first elastic bodies are respectively disposed on both sides of the brake pad.
Preferably, the second elastic body is a spring.
The utility model discloses for prior art gain following technological effect:
the utility model provides an attached lifting operation safety protection platform anti-falling device, when the guide rail is in the lifting working condition and the using working condition, the support claw can support the guide rail ladder baffle to prevent the guide rail from falling, when the guide rail is in the falling working condition, the support claw is pulled away from the guide rail ladder baffle, when the guide rail rapidly falls down, the guide rail ladder baffle drives the brake star wheel to rotate clockwise, the brake star wheel drives the trigger claw to rotate anticlockwise, the trigger claw rotates and drives the brake block to rotate anticlockwise under the action of a first elastomer, before the brake block recovers the original position, the brake star wheel rotates to contact with the lower part of the brake block and drives the brake block to continue to rotate so that the upper part of the brake block is contacted with the brake plate, the brake block is clamped between the brake plate and the brake star wheel, the braking of the guide rail is realized, and the attached lifting operation safety protection platform, simple structure and high safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of the anti-falling device of the attached safety protection platform for lifting operation provided by the present invention;
fig. 2 is a schematic perspective view of the anti-falling device of the attached safety protection platform for lifting operation provided by the present invention;
fig. 3 is a schematic view of a three-dimensional structure of a bearing adjusting mechanism in the anti-falling device of the attached type lifting operation safety protection platform provided by the utility model;
fig. 4 is a schematic structural view of the support claw in the anti-falling device of the attached safety protection platform for lifting operation supporting the guide rail ladder stop;
fig. 5 is a schematic view of a three-dimensional structure of a braking device in the anti-falling device of the attached type lifting operation safety protection platform provided by the utility model;
fig. 6 is a schematic structural view of a trigger claw in the anti-falling device of the attached type lifting operation safety protection platform provided by the utility model;
fig. 7 is a schematic structural view of a wall-attached support in the anti-falling device of the attached type lifting operation safety protection platform provided by the utility model;
fig. 8 is a schematic view of a three-dimensional structure of a guiding device in the anti-falling device of the attached type lifting operation safety protection platform provided by the utility model;
fig. 9 is a schematic view of a three-dimensional structure of a brake star wheel in the anti-falling device of the attached type lifting operation safety protection platform provided by the utility model;
fig. 10 is a schematic view showing three successive states of the anti-falling device of the attached lifting operation safety protection platform in the normal lifting condition in the operation process;
fig. 11 is a schematic view showing three successive states of the anti-falling device of the attached lifting operation safety protection platform in the normal descending condition in the operation process;
fig. 12 is a schematic view showing three successive states of the anti-falling device of the attached lifting operation safety protection platform in the rapid falling condition in the operation process;
in the figure: 1-a braking device, 2-a braking star wheel, 3-a load-bearing adjusting mechanism, 4-a wall-attached support, 5-a guiding device, 6-a brake block, 7-a trigger claw, 8-a first elastic body, 9-a guide rail, 10-a guide rail ladder block, 11-a support claw, 12-an adjusting screw rod, 13-an adjusting sleeve, 14-a second elastic body, 15-a supporting seat, 16-a braking plate, 17-a guide wheel, 18-a guiding plate, 19-a first pin shaft hole, 20-a second pin shaft hole, 21-a braking tooth and 22-a limiting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing an attached lift operation safety protection platform anti-falling device to solve the problem that prior art exists, can satisfy attached lift operation safety protection platform simultaneously and have the function of preventing falling at the operating mode that rises, use operating mode and decline operating mode, simple structure, the security is high.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 12, the embodiment provides an anti-falling device for an attached lifting operation safety protection platform, which includes a braking device 1, a braking star wheel 2, a bearing adjusting mechanism 3, an attached wall support 4 and a guiding device 5;
the attached lifting operation safety protection platform is provided with guide rails, and a plurality of guide rail ladder stops are arranged between the two guide rails at equal intervals;
the guide device 5 is fixedly connected to one end of the wall-attached support 4, the guide device 5 is in rolling connection with the guide rail 9, and the guide device 5 is used for guiding the lifting of the guide rail 9;
the braking device 1 comprises a braking block 6, a trigger claw 7, a first elastic body 8 and an anti-rotation piece, wherein the braking block 6 is connected to the wall-attached support 4 in a rotating mode around a horizontal shaft, the trigger claw 7 is connected to the braking block 6 in a rotating mode around the horizontal shaft, one end of the first elastic body 8 is connected to the braking block 6, the other end of the first elastic body 8 is connected to the trigger claw 7, the anti-rotation piece is fixedly connected to the wall-attached support 4 and can limit the braking block 6 to rotate clockwise, and the trigger claw 7 can drive the braking block 6 to rotate anticlockwise in an anticlockwise rotating mode;
the brake star wheel 2 is connected to the wall-attached support 4 in a rotating mode around a horizontal shaft, the guide rail ladder block 10 can drive the brake star wheel 2 to rotate when ascending or descending, and the brake star wheel 2 can drive the trigger claw 7 to rotate when rotating;
the bearing adjusting mechanism 3 comprises a support claw 11, an adjusting screw rod 12, an adjusting sleeve 13, a second elastic body 14 and a support seat 15, the support claw 11 is fixedly connected to the top end of the adjusting screw rod 12, the bottom end of the adjusting screw rod 12 is in threaded connection with the adjusting sleeve 13, the adjusting sleeve 13 is connected to the support seat 15 in a rotating mode around a horizontal shaft, the support seat 15 is fixedly connected to the wall-attached support 4, one end of the second elastic body 14 is connected to the adjusting sleeve 13, the other end of the second elastic body 14 is connected to the wall-attached support 4, when the guide rail 9 is in a rising working condition and a using working condition, the support claw 11 can support the guide rail ladder stopper 10 to prevent the guide rail 9 from falling, and when the guide rail 9 is;
the wall-attached support 4 comprises a brake plate 16, the brake plate 16 is fixedly arranged above the brake block 6, when the guide rail 9 normally ascends, the guide rail ladder block 10 drives the brake star wheel 2 to rotate anticlockwise, the brake star wheel 2 drives the trigger claw 7 to rotate clockwise, the brake block 6 does not rotate under the action of the anti-rotating part, the trigger claw 7 can restore to the original position under the action of the first elastic body 8, and the guide rail 9 normally operates; when the guide rail 9 normally descends, the guide rail ladder block 10 drives the brake star wheel 2 to rotate clockwise, the brake star wheel 2 drives the trigger claw 7 to rotate anticlockwise, the trigger claw 7 rotates anticlockwise to drive the brake block 6 to rotate anticlockwise, the brake block 6 can recover to the original position under the action of self gravity, and the guide rail normally runs; when 9 drop rapidly of guide rail, the guide rail ladder keeps off 10 and drives 2 clockwise rotations of braking star wheel, braking star wheel 2 drives 7 anticlockwise rotations of trigger claw, 7 anticlockwise rotations of trigger claw drive 6 anticlockwise rotations of brake block under the effect of first elastomer 8, before 6 normal position resumes at the brake block, braking star wheel 2 rotates and continues to rotate in 6 lower part contacts of brake block and drive 6 brake blocks and make 6 upper portions of brake block and the contact of braking plate 16, 6 joints of brake block are between 16 and braking star wheel 2 of braking plate, realize 9's braking of guide rail.
When the guide rail 9 is in a use working condition, the support claw 11 can support the guide rail ladder stop 10 to prevent the guide rail 9 from falling; when the guide rail 9 is in a lifting working condition, the guide rail ladder stop 10 drives the brake star wheel 2 to rotate anticlockwise, the brake star wheel 2 drives the trigger claw 7 to rotate clockwise, the brake block 6 does not rotate under the action of the rotation-preventing piece, the trigger claw 11 can recover to the original position under the action of the first elastic body 8, the guide rail normally operates, the support claw 11 can support the guide rail ladder stop 10 to prevent the guide rail 9 from falling, and the brake device 1 does not work; when the guide rail 9 is in the decline operating mode, support claw 11 is pulled off guide rail ladder and is kept off 10, make guide rail 9 descend smoothly, when guide rail 9 descends rapidly, guide rail ladder keeps off 10 and drives braking star gear 2 clockwise turning, braking star gear 2 drives trigger claw 7 anticlockwise turning, trigger claw 7 anticlockwise turning drives brake block 6 anticlockwise turning under the effect of first elastomer 8, before brake block 6 resumes the normal position, braking star gear 2 rotates in brake block 6 lower part contact and drives brake block 6 and continue to rotate and make brake block 6 upper portion and brake block contact, brake block 6 joint is between brake block 16 and braking star gear 2, realize guide rail 9's braking, can satisfy adhesion type lift operation safety protection platform simultaneously and rise the operating mode, the service condition has the function of preventing falling with the decline operating mode, moreover, the steam generator is simple in structure, high safety.
As shown in fig. 1-2 and 8, the guiding device 5 includes guide wheels 17 and guide plates 18, the two guide wheels 17 are connected to the guide plates 18 at intervals in the vertical direction, the two guide plates 18 are fixedly connected to one end of the wall-attached support 4, the guide wheel 17 on one guide plate 18 is opposite to the guide wheel 17 on the other guide plate 18, the guide rail 9 is arranged between the guide wheels 17 which are arranged oppositely, the guide wheels 17 are connected with the guide rail 9 in a rolling manner, and the guide wheels 17 are used for guiding the lifting of the guide rail 9. The span distance of the two guide wheels 17 on each guide plate 18 is proper, so that the guide rail 9 can be ensured to be stably lifted.
As shown in fig. 7, the wall-attached support 4 is provided with a first pin shaft hole 19 and a second pin shaft hole 20, the brake block 6 is horizontally and rotatably connected in the first pin shaft hole 19 through a first pin shaft, and the brake star wheel 2 is horizontally and rotatably connected in the second pin shaft hole 20 through a second pin shaft. Through round pin hub connection, simple to operate is convenient for maintain and change.
As shown in fig. 5 to 6, the trigger claw 7 is a gate-shaped casting, the trigger claw 7 is arranged on the brake block 6 in a straddling manner, an open end of the trigger claw 7 is rotatably connected with the brake block 6, and the other end of the trigger claw 7 opposite to the open end is connected with one end of the first elastic body 8. Adopt the cast trigger claw of an organic whole, intensity is high, and braking security is higher.
The brake block 6 is made of solid casting, so that the strength of the brake block 6 is higher, and the stability and the safety of braking are improved.
As shown in fig. 9, the brake spider 2 includes brake teeth 21, and five brake teeth 21 are uniformly arranged on the circumference of the brake spider 2, and the brake teeth 21 can rotate to drive the trigger pawl 7 to rotate. Different numbers of brake teeth can be arranged according to actual use requirements.
As shown in fig. 3 to 4, the load-bearing adjusting mechanism 3 further includes a limiting member 22, the limiting member 22 is fixedly connected to the supporting claw 11, when the guide rail 9 is in a lifting condition, the limiting member 22 is slidably supported on the guide rail 9, and the limiting member 22 can limit the supporting claw 11 to rotate towards the guide rail 9 under the pulling force of the second elastic body 14, so that the supporting claw 11 moves downwards relative to the guide rail 9, and when the guide rail 9 falls down during a lifting process, the supporting claw 10 can be supported. When the guide rail 9 ascends, the limiting piece 22 is slidably supported on one side surface of the guide rail 9, so that the supporting claw 11 moves downwards relative to the guide rail 9, and when the guide rail 9 falls in the ascending process, the supporting claw 11 can timely support the guide rail ladder stop 10 under the combined action of the limiting piece 22 and the second elastic body 14, and the anti-falling effect is realized.
As shown in fig. 5, the first elastic bodies 8 are springs, and the two first elastic bodies 8 are respectively disposed on two sides of the brake pad 6, so that the structure is simple and the installation and replacement are convenient.
As shown in fig. 2 to 4, the second elastic body 14 is a spring, and has a simple structure and is easy to install and replace.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. The utility model provides an attached lifting operation safety protection platform anti-falling device which characterized in that: the device comprises a braking device, a braking star wheel, a bearing adjusting mechanism, a wall-attached support and a guiding device;
the guide device is fixedly connected to one end of the wall-attached support, is in rolling connection with the guide rail and is used for guiding the lifting of the guide rail;
the braking device comprises a braking block, a trigger claw, a first elastic body and an anti-rotation piece, wherein the braking block is rotatably connected to the wall-attached support around a horizontal shaft, the trigger claw is rotatably connected to the braking block around the horizontal shaft, one end of the first elastic body is connected to the braking block, the other end of the first elastic body is connected to the trigger claw, the anti-rotation piece is fixedly connected to the wall-attached support and can limit the braking block to rotate clockwise, and the anti-rotation piece can drive the braking block to rotate anticlockwise when the trigger claw rotates anticlockwise;
the brake star wheel is connected to the wall-attached support in a rotating mode around a horizontal shaft, the brake star wheel can be driven to rotate when the guide rail ladder block ascends or descends, and the trigger claw can be driven to rotate by the rotation of the brake star wheel;
the bearing adjusting mechanism comprises a supporting claw, an adjusting screw rod, an adjusting sleeve, a second elastic body and a supporting seat, wherein the supporting claw is fixedly connected to the top end of the adjusting screw rod, the bottom end of the adjusting screw rod is in threaded connection with the inside of the adjusting sleeve, the adjusting sleeve is rotatably connected to the supporting seat around a horizontal shaft, the supporting seat is fixedly connected to the wall-attached support, one end of the second elastic body is connected to the adjusting sleeve, the other end of the second elastic body is connected to the wall-attached support, when the guide rail is in a rising working condition and a use working condition, the supporting claw can support the guide rail ladder stop to prevent the guide rail from falling, and when the guide rail is in a falling working condition, the supporting claw is pulled away;
the wall-attached support comprises a brake plate, and the brake plate is fixedly arranged above the brake block.
2. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the guide device comprises guide wheels and guide plates, the guide wheels are connected to the guide plates in a rotating mode at intervals in the vertical direction, the guide plates are fixedly connected to one end of the wall-attached support and one end of each guide plate is connected to one guide wheel on the guide plate, the guide wheels on the guide plates are opposite to each other, guide rails are arranged between the guide wheels, the guide wheels are in rolling connection with the guide rails, and the guide wheels are used for guiding the lifting of the guide rails.
3. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the wall-attached support is provided with a first pin shaft hole and a second pin shaft hole, the brake block is horizontally and rotatably connected in the first pin shaft hole through a first pin shaft, and the brake star wheel is horizontally and rotatably connected in the second pin shaft hole through a second pin shaft.
4. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the trigger claw is a door-shaped casting, the trigger claw is arranged on the brake block in a straddling mode, the open end of the trigger claw is rotatably connected with the brake block, and the other end, opposite to the open end, of the trigger claw is connected with one end of the first elastic body.
5. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the brake pad is cast as a solid body.
6. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the brake star wheel comprises brake teeth, five brake teeth are uniformly arranged on the circumference of the brake star wheel, and the brake teeth can drive the trigger claw to rotate.
7. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the bearing adjusting mechanism further comprises a limiting part, the limiting part is fixedly connected to the supporting claw, when the guide rail is in a rising working condition, the limiting part is supported on the guide rail in a sliding mode, the limiting part can limit the supporting claw to rotate towards the guide rail direction under the action of the tensile force of the second elastic body, so that the supporting claw moves downwards relative to the guide rail and can support the guide rail ladder stopper when falling in the rising process of the guide rail.
8. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the first elastic bodies are springs, and the two first elastic bodies are arranged on two sides of the brake block respectively.
9. The fall arrest device for an attached lifting operation safety protection platform according to claim 1, wherein: the second elastic body is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922024900.0U CN211499714U (en) | 2019-11-21 | 2019-11-21 | Attached lifting operation safety protection platform anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922024900.0U CN211499714U (en) | 2019-11-21 | 2019-11-21 | Attached lifting operation safety protection platform anti-falling device |
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| CN211499714U true CN211499714U (en) | 2020-09-15 |
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| CN201922024900.0U Active CN211499714U (en) | 2019-11-21 | 2019-11-21 | Attached lifting operation safety protection platform anti-falling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112573450A (en) * | 2020-12-04 | 2021-03-30 | 霍前进 | Safety device that municipal administration electrical engineering used |
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2019
- 2019-11-21 CN CN201922024900.0U patent/CN211499714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112573450A (en) * | 2020-12-04 | 2021-03-30 | 霍前进 | Safety device that municipal administration electrical engineering used |
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Effective date of registration: 20240312 Address after: 276000 East intersection of national highway 206 and Wuyan Road, taihezhuang village, Yitang Town, Lanshan District, Linyi City, Shandong Province Patentee after: SHANDONG XINGANG GROUP Co.,Ltd. Country or region after: China Patentee after: SHANDONG XINGANG FORMWORK CO.,LTD. Address before: 276000 Shandong Xingang group, Xi'an Road, Liuqing sub district office, Lanshan District, Linyi City, Shandong Province Patentee before: SHANDONG XINGANG FORMWORK CO.,LTD. Country or region before: China |