CN116733209A

CN116733209A - Attached lifting scaffold

Info

Publication number: CN116733209A
Application number: CN202310993337.6A
Authority: CN
Inventors: 李博; 陈策岛
Original assignee: Hebei Liansheng Engineering Technology Co ltd
Current assignee: Hebei Liansheng Engineering Technology Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2023-09-12
Anticipated expiration: 2043-08-09
Also published as: CN116733209B

Abstract

The invention provides an attached lifting scaffold, which belongs to the technical field of scaffolds and comprises a scaffold body, a protective net assembly, a plurality of wall-attached supports, an anti-falling assembly, a lifting assembly and a protective assembly. The protection network component is arranged on one side of the scaffold body, which is away from the guide rail. The wall-attached support is fixed on a building and matched with the guide rail through a chute. The anti-falling component is arranged on the wall-attached support. The lifting assembly is used for driving the scaffold body to vertically lift. The protection component is used for sealing a gap between the scaffold body and the building outer wall so as to prevent personnel or articles from falling. The protection mechanism comprises a mounting block and a protection barrier strip, the mounting block is provided with an adjusting groove, and the protection barrier strip can slide and stretch in the adjusting groove. When the outer wall body of the building is not vertical, the extension length of the protective barrier strips is adjusted, so that the protective barrier strips at different heights can be abutted to the outer wall of the building, the use is more convenient and quick, the time is shortened, and the labor and the material cost are saved.

Description

Attached lifting scaffold

Technical Field

The invention belongs to the technical field of scaffolds, and particularly relates to an attached lifting scaffold.

Background

The attached lifting scaffold is called lifting scaffold for short, which is a common construction tool for high-rise building construction. The attached lifting scaffold is erected on a building structure when in use, and the electric hoist is used as lifting driving equipment, so that the scaffold body can climb or descend layer by layer along with the building structure, and meanwhile, the attached lifting scaffold also has an anti-overturning and anti-falling protection structure.

The attached lifting scaffold mainly comprises a guide rail, a scaffold body, a protection turning plate, a wall-attached support, an anti-tilting device, an anti-falling device, an electric hoist, a controller and the like. The protection turning plate is used for sealing a gap between the scaffold body and the outer wall of the building structure, and preventing personnel or articles from falling from the gap. The protection turning plate in the prior art is of a fixed size, the protection turning plate of the fixed size is suitable for buildings with no change of the outer wall body in the height direction, and when the attached lifting scaffold is at different heights, the gap between the turning plate and the outer wall body of the building is kept unchanged.

However, as the urban construction is required to be attractive as a whole, the external modeling of the building gradually develops towards various directions, and partial buildings have the condition that the upper and lower parts of the external wall bodies are not vertical, so that the distance between the scaffold body and the main structure is changed in the construction process of the main structure of the building, and under the condition, the protection turning plate with fixed size cannot play a role in sealing, so that potential safety hazards exist. In order to solve the problem, the method adopted in the prior art is to customize turning plates with different sizes and shapes according to actual conditions, so that each layer of construction needs to be disassembled, processed and installed again, the process is complicated, and a large amount of time, manpower and materials are wasted.

Disclosure of Invention

The invention provides an attached lifting scaffold, which aims to solve the problems that a turning plate with a fixed size cannot adapt to the condition that the upper and lower sides of an outer wall body of a building are not vertical in the prior art, and the turning plate needs to be frequently disassembled, processed and installed, so that a large amount of time, labor and material cost are wasted.

In order to achieve the above purpose, the invention adopts the following technical scheme: provided is an attached lifting scaffold including:

the scaffold body is provided with a plurality of pavement plates which are sequentially arranged from top to bottom, one side of the scaffold body adjacent to a building is provided with a plurality of guide rails at intervals along a first horizontal direction, the guide rails extend vertically, and a plurality of stay bars are arranged on the guide rails at intervals from top to bottom;

the protective net component is arranged on one side of the scaffold body, which is away from the guide rail;

the wall-attached supports are arranged on the building at intervals along the first horizontal direction, one side, adjacent to the scaffold body, of each wall-attached support is provided with a vertically penetrating chute, and the chute is in sliding fit with the corresponding guide rail;

the anti-falling assembly comprises a plurality of propping rods which are in one-to-one correspondence with the wall-attached support, one end of each propping rod is hinged with the wall-attached support, and the other end of each propping rod is abutted against the corresponding propping rod;

the lifting assembly is respectively connected with the building and the scaffold body and is used for driving the scaffold body to slide up and down along the sliding chute; and

the protection assembly comprises a plurality of protection mechanisms which are in one-to-one correspondence with the pavement plates, each protection mechanism comprises a mounting block and a protection barrier strip, each mounting block is arranged on one side, adjacent to the building, of each pavement plate, each mounting block is provided with an adjusting groove along a second horizontal direction, each adjusting groove is perpendicular to the corresponding first horizontal direction, each adjusting groove penetrates through each mounting block and is adjacent to one side of the corresponding building, one end of each protection barrier strip is in sliding fit with each adjusting groove along the corresponding second horizontal direction, and the other end of each protection barrier strip is in butt joint with an outer wall body of the corresponding building.

In a possible implementation manner, a containing groove is formed in one side, adjacent to the building, of the pavement plate along the second horizontal direction, the adjusting groove penetrates through two sides of the mounting block along the second horizontal direction, one end of the protective barrier strip is contained in the containing groove, and the other end of the protective barrier strip penetrates through the adjusting groove to be in butt joint with an outer wall body of the building.

In one possible implementation manner, each protection mechanism includes a plurality of protection barrier strips, and the plurality of protection barrier strips are arranged along the first horizontal direction and are respectively arranged on the mounting block in a sliding manner along the second horizontal direction.

In one possible implementation manner, the protection mechanism further includes a plurality of locking units, the locking units are in one-to-one correspondence with the protection barrier, and the locking units have a locking state for limiting the protection barrier and an opening state for releasing the limiting of the protection barrier.

In one possible implementation manner, the upper surface of the protective barrier is provided with a plurality of driving teeth along the second horizontal direction;

the locking unit is provided with a first telescopic end which is vertically arranged, when the locking unit is in the locking state, the first telescopic end stretches to be inserted between two adjacent driving teeth, and when the locking unit is in the opening state, the first telescopic end contracts to be retracted from between the two adjacent driving teeth.

In one possible implementation manner, the upper surface of the protective barrier is provided with a plurality of driving teeth along the second horizontal direction; the locking unit includes:

the ratchet wheel is arranged above the corresponding protective barrier strip and is rotatably arranged in the adjusting groove along an axis parallel to the first horizontal direction, and the driving teeth are meshed with the ratchet wheel for transmission; and

the locking claw is arranged above the ratchet wheel and is rotatably arranged in the adjusting groove along an axis parallel to the first horizontal direction;

when the locking state is in, the locking claw is in abutting connection with the ratchet wheel so as to enable the ratchet wheel to rotate unidirectionally, and the protective barrier strip can extend out of the adjusting groove and cannot be retracted into the adjusting groove;

when the ratchet wheel is in the open state, the locking claw rotates to be not in abutting connection with the ratchet wheel so that the ratchet wheel can rotate bidirectionally, and the protective barrier strip can extend out of the adjusting groove and retract into the adjusting groove.

In one possible implementation manner, the locking claw is provided with a magnetic attraction piece, and the locking unit further comprises a magnet, and when the magnet is placed above the mounting block, the magnet can generate magnetic attraction force on the magnetic attraction piece so that the locking claw rotates to be not abutted with the ratchet wheel.

In one possible implementation, the attached lifting scaffold further comprises a discharge platform comprising:

the material carrying platform is arranged on one side of the scaffold body, which is away from the guide rail, and corresponds to the height of the pavement plate positioned at the lowest part; and

one end of the supporting leg is connected with the material carrying table, and the other end of the supporting leg penetrates through the scaffold body to be connected with the building.

In one possible implementation manner, a plurality of avoidance openings are respectively formed in the pavement plates, and the avoidance openings are vertically and penetratingly arranged to form a feeding channel; the scaffold body further comprises a plurality of movable plates, the movable plates are arranged on the corresponding avoidance ports in a turnover manner, and each movable plate is provided with a first gesture which is horizontally arranged to close the corresponding avoidance port and a second gesture which is used for opening the corresponding avoidance port;

a supporting plate is arranged at the lower part of the material carrying table and extends to the lower part of the scaffold body along the horizontal direction; the discharge platform further comprises:

the feeding table is arranged on the supporting plate and corresponds to the avoiding opening in the vertical direction; and

and the lifting machine is arranged on the supporting plate and used for driving the feeding table to move in the feeding channel along the vertical direction.

In one possible implementation, the protection net assembly includes a plurality of protection net plates, the protection net plates including:

the net frame is arranged on one side of the scaffold body, which is away from the guide rail, and is uniformly provided with a plurality of first net holes, the first net holes penetrate through the thickness direction of the net frame, and the net frame is provided with a containing cavity; and

the grid plate is movably arranged in the accommodating cavity and consists of a plurality of ribs which are arranged in a transverse-longitudinal crossing manner, a second mesh is formed by surrounding the adjacent ribs together, and the grid plate is provided with a third gesture for enabling the first mesh to coincide with the second mesh and a fourth gesture for enabling the first mesh to cross with the second mesh.

Compared with the prior art, the attached lifting scaffold provided by the invention has the beneficial effects that:

the invention provides an attached lifting scaffold which comprises a scaffold body, a protective net component, a plurality of wall-attached supports, an anti-falling component, a lifting component and a protective component, wherein the scaffold body is provided with a plurality of pavement plates to form an upper-lower multi-layer walking space, and the protective net component is arranged on one side of the scaffold body, which is away from a guide rail, and is used for preventing an object from falling. The wall-attached support is fixed on a building, and can be guided when the scaffold body ascends or descends through the cooperation of the sliding groove and the guide rail, and meanwhile, the scaffold body can be prevented from tipping. The anti-falling assembly is arranged on the wall-attached support and used for supporting and fixing the guide rail and preventing the scaffold body from falling. The lifting assembly is used for driving the scaffold body to vertically lift so as to enable the scaffold body to reach different building layer heights. The protection component is used for sealing a gap between the scaffold body and the building outer wall so as to prevent personnel or articles from falling.

The protection assembly comprises a plurality of protection mechanisms, each layer of pavement plate is provided with the protection mechanism, each protection mechanism comprises a mounting block and a protection barrier strip, each mounting block is provided with an adjusting groove, and each protection barrier strip can slide and stretch in each adjusting groove. When the outer wall body of the building is not vertical, the extension length of the protective barrier strips is adjusted, so that the protective barrier strips at different heights can be abutted against the outer wall of the building, and compared with the mode that the turning plate is frequently detached and replaced in the prior art, the method is more convenient and rapid, is beneficial to shortening time and saves labor and material cost.

Drawings

Fig. 1 is a schematic structural view of an attached lifting scaffold according to one embodiment of the present invention;

fig. 2 is a schematic view of another angle structure of an attached lifting scaffold according to one embodiment of the present invention;

fig. 3 is a schematic structural diagram of an attached lifting scaffold according to one embodiment of the present invention connected to a building;

FIG. 4 is a schematic view of the structure of the movable plate in a second posture according to one embodiment of the present invention;

FIG. 5 is a schematic view of a shielding mechanism according to another embodiment of the present invention;

FIG. 6 is a schematic view illustrating an internal structure of a protection mechanism according to one embodiment of the present invention;

FIG. 7 is a schematic view showing an internal structure of a protection mechanism according to another embodiment of the present invention;

FIG. 8 is a schematic view of a locking unit according to another embodiment of the present invention;

FIG. 9 is a schematic view of a discharge platform according to one embodiment of the present invention;

FIG. 10 is a schematic view of a discharge platform according to another embodiment of the present invention;

FIG. 11 is a schematic diagram of a structure of a protective screen according to one embodiment of the present invention;

FIG. 12 is an exploded view of a protective screen according to one embodiment of the present invention;

fig. 13 is a schematic view showing the cooperation of the guide rail and the guide fall preventing wheel in one embodiment of the present invention.

Reference numerals illustrate:

1. an attached lifting scaffold;

10. a scaffold body; 11. a walkway plate; 111. a receiving groove; 12. a guide rail; 121. a brace rod; 122. an anti-falling groove; 13. a movable plate;

20. a protective net assembly; 21. a screen frame; 211. a first mesh; 22. a grid plate; 221. a second mesh;

30. a wall-attached support;

40. an anti-falling assembly; 41. a top support; 42. guiding anti-falling wheels; 421. a first projection; 422. a second projection;

50. a lifting assembly;

60. a protective mechanism; 61. a mounting block; 611. an adjustment tank; 62. a protective barrier; 621. a drive tooth; 63. a locking unit; 631. a first telescoping end; 632. a ratchet wheel; 633. a locking claw; 634. a magnetic attraction piece; 64. a magnet;

70. a discharging platform; 71. a material carrying table; 711. a support plate; 72. a support leg; 73. a feeding table; 74. and (5) a lifting machine.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "fixed," "secured" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to," "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on," "disposed on" another element, it can be directly on the other element or intervening elements may also be present. "plurality" refers to two and more numbers. "at least one" refers to one and more quantities. "number" refers to one or more numbers.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Referring to fig. 1 to 13, an attached lifting scaffold 1 according to an embodiment of the invention is described below.

Referring to fig. 1 to 4 and fig. 6 to 8, an attached lifting scaffold 1 according to an embodiment of the present invention includes a scaffold body 10, a protection net assembly 20, a plurality of wall-attached supports 30, a fall protection assembly 40, a lifting assembly 50 and a protection assembly. The scaffold body 10 is provided with a plurality of pavement plates 11 which are sequentially arranged from top to bottom, a plurality of guide rails 12 are arranged on one side of the scaffold body 10 adjacent to a building at intervals along a first horizontal direction, the guide rails 12 extend vertically, and a plurality of stay bars 121 are arranged on the guide rails 12 at intervals from top to bottom; the protective net assembly 20 is arranged on one side of the scaffold body 10, which is away from the guide rail 12; the wall-attached supports 30 are arranged on the building at intervals along the first horizontal direction, one side of the wall-attached supports 30 adjacent to the scaffold body 10 is provided with a vertically penetrating chute, and the chute is in sliding fit with the corresponding guide rail 12; the anti-falling assembly 40 comprises a plurality of propping supports 41 which are in one-to-one correspondence with the wall-attached support 30, one end of each propping support 41 is hinged with the wall-attached support 30, and the other end of each propping support 41 is abutted against the corresponding supporting rod 121; the lifting assembly 50 is respectively connected with the building and the scaffold body 10 and is used for driving the scaffold body 10 to slide up and down along the chute; the protection assembly comprises a plurality of protection mechanisms 60 corresponding to the pavement plates 11 one by one, each protection mechanism 60 comprises a mounting block 61 and a protection barrier strip 62, each mounting block 61 is arranged on one side, adjacent to a building, of the pavement plate 11, each mounting block 61 is provided with an adjusting groove 611 along a second horizontal direction, each adjusting groove 611 is perpendicular to the first horizontal direction, each adjusting groove 611 penetrates through one side, adjacent to the building, of each mounting block 61, one end of each protection barrier strip 62 is slidably matched with each adjusting groove 611 along the second horizontal direction, and the other end of each protection barrier strip is in butt joint with an outer wall body of the building.

Compared with the prior art, the attached lifting scaffold 1 provided by the embodiment of the invention has the beneficial effects that:

the attached lifting scaffold 1 provided by the embodiment of the invention comprises a scaffold body 10, a protective net assembly 20, a plurality of wall attaching supports 30, a falling prevention assembly 40, a lifting assembly 50 and a protective assembly, wherein the scaffold body 10 is provided with a plurality of pavement plates 11 to form an upper-lower multi-layer walking space, and in general, the height between the pavement plates 11 corresponds to the layer height of a building floor. The guard net assembly 20 is provided at a side of the scaffold body 10 facing away from the guide rail 12 for preventing falling of objects. The wall-attached support 30 is fixed to a building, and is engaged with the guide rail 12 through a chute, so that the scaffold body 10 can be guided when it is lifted up or lowered down, and the scaffold body 10 can be prevented from being tipped over. The anti-falling assembly 40 is arranged on the wall-attached support 30 and is used for supporting and fixing the guide rail 12 and preventing the scaffold body 10 from falling. The lifting assembly 50 is used to drive the scaffold body 10 vertically up and down so that it reaches different building levels. The guard assembly is used to close the gap between the scaffold body 10 and the outer wall of the building to prevent personnel or objects from falling.

The protection assembly comprises a plurality of protection mechanisms 60, each layer of pavement plates 11 is provided with the protection mechanism 60, each protection mechanism 60 comprises a mounting block 61 and a protection barrier strip 62, each mounting block 61 is provided with an adjusting groove 611, and each protection barrier strip 62 can slide and stretch in the adjusting groove 611. When the outer wall body of the building is not vertical, the extension length of the protective barrier strips 62 is adjusted, so that the protective barrier strips 62 at different heights can be abutted against the outer wall of the building, and compared with the mode that the turning plate is frequently detached and replaced in the prior art, the method is more convenient and rapid, is beneficial to shortening time and saving manpower and material cost.

In the embodiment of the present invention, the scaffold body 10 is a metal frame structure, and may be made of steel or aluminum alloy, and has sufficient structural strength. The scaffold body 10 is arranged at the periphery of a building, and generally has a plurality of layers (e.g., 3-4 layers), each layer being provided with a walkway plate 11 to facilitate the standing of construction personnel and the placement of materials. The scaffold body 10 is formed by welding metal profiles and mainly comprises a vertical main frame, a horizontal supporting truss, supporting uprights, a pavement plate 11 and the like, and can bear and transfer vertical and horizontal loads and transfer the loads to a building engineering structure through an attachment support. The pavement plate 11 can be made of a steel plate with patterns on the surface, the bearing capacity is high, and the patterns on the surface can play a role in skid resistance.

The scaffold body 10 is provided with a guide rail 12, the guide rail 12 is vertically arranged and is connected and matched with the wall attaching support 30, and the guide rail 12 can be directly formed by assembling and welding rectangular pipes, channel steel and iron plates. The wall attaching support 30 can be formed by assembling and welding iron plates, the top support 41 is arranged on the wall attaching support 30, the sliding groove of the wall attaching support 30 can play a role in guiding and preventing tipping when the scaffold body 10 is lifted, and the top support 41 can support and fix the scaffold body 10. The embodiment of the invention combines multiple functions of falling prevention, tilting prevention, guiding and the like, and has more compact structure and more reasonable arrangement.

The protective net assembly 20 forms an outer layer elevation protective system of the scaffold body 10, and can prevent operators or objects in the scaffold body from falling. The protection net assembly 20 may be punched from a metal plate, welded from metal strips, or made of gauze, fiber, nylon, plastic, or the like.

The wall-attached supports 30 are respectively arranged on a building, the wall-attached supports 30 can be arranged on the same height direction, each guide rail 12 is guaranteed to be matched with the wall-attached supports 30 (such as three) at the same time, so that the guide rail 12 is guaranteed to be stressed stably, and when one of the wall-attached supports 30 is damaged, the other wall-attached supports can be used normally. The wall-attaching supports 30 serve as attachment support structures capable of bearing and transmitting the entire load of the scaffold body 10, and each wall-attaching support 30 should bear the entire load within the machine location. In addition, the wall-attached support 30 also has the functions of anti-overturning and lifting guiding, and is the most critical component in the whole structure and finally has concentrated stress.

The wall-attached support 30 is fixed on the building structure by the support back plate through the wall-penetrating bolts when being installed, and bears and transmits load. The other end of the wall-attached support 30 is cooperatively connected with the guide rail 12, so as to guide the scaffold body 10 to move up and down along the wall-attached support 30 through the guide rail 12 and limit the scaffold body 10 from tilting.

The fall prevention assembly 40 includes a plurality of braces 41 corresponding to the wall-attached supports 30 one by one, and the braces 41 are used for supporting and fixing the scaffold body 10, and preventing the scaffold body 10 from falling. The top support 41 comprises a sleeve and a top tightening screw, one end of the sleeve is hinged with the wall-attached support 30, and the other end of the sleeve is matched with the top tightening screw. One end of the jacking screw is in threaded fit with the other end of the sleeve, and the other end of the jacking screw is in butt joint with the stay rod 121. Specifically, the type and size of the fall arrest assembly 40 can be directly selected from commercially available products, which are not limited herein.

The lifting assembly 50 is used for driving the scaffold body 10 to lift, and the lifting assembly 50 can be in a form of lifting by an electric hoist through a steel wire rope, pushing and lifting by a hydraulic oil cylinder, driving by a motor to drive a gear rack and the like, and can drive the scaffold body 10 to move up and down.

In one particular embodiment, the lifting assembly 50 includes an electric hoist, wall mount, a lifting point truss, a lower lifting point, an upper lifting point, etc., in combination with a wire rope to effect lifting and lowering of the scaffold body 10. The specific arrangement modes of the structures such as the electric hoist, the wall-attached hanging seat, the hanging point truss, the lower hanging point, the upper hanging point and the like are the prior art, and are not repeated here. It should be noted that, the electric hoist can set up one or more, when being equipped with a plurality of, the electric hoist of each position can go up and down simultaneously, and lifting speed is unanimous in addition, can also monitor the load condition of every position through the sensor of installation, guarantees the synchronism of lift operation, and the in-process of climbing is because the asynchronous unbalance loading or the excessive time of overload that arouses of lifting power accessible switch board adjusts.

The guard assembly includes a plurality of guard mechanisms 60, one guard mechanism 60 for each walkway plate 11 when the walkway plate 11 is shorter. When the walkway plates 11 are long, each walkway plate 11 may correspond to a plurality of the guard mechanisms 60, and the plurality of guard mechanisms 60 are sequentially arranged along the length direction (first horizontal direction shown) of the walkway plate 11.

The guard mechanism 60 includes a mounting block 61 and a guard bar 62, the mounting block 61 being for connection with the walkway plate 11 while providing mounting and adjustment space for the guard bar 62. The mounting block 61 is provided with an adjusting groove 611, and the protective barrier 62 can stretch out and draw back in the adjusting groove 611, so that the extending length of the protective barrier 62 can be adjusted to adapt to different distance requirements, and the protective barriers 62 at different heights can be abutted against the outer wall of a building.

The protective barrier 62 may be made of metal, rubber, wood, etc. Each protection mechanism 60 may be provided with a plurality of protection bars 62, that is, the plurality of protection bars 62 are sequentially arranged on the mounting block 61 along the first horizontal direction and can be independently adjusted in the adjusting groove 611 in a telescopic manner, and the structure is suitable for the condition that the outer vertical surface of the building is uneven in the horizontal direction.

Referring to fig. 6 and 7, in some possible embodiments, a side of the pavement plate 11 adjacent to the building is provided with a receiving groove 111 along a second horizontal direction, the adjusting groove 611 penetrates through two sides of the mounting block 61 along the second horizontal direction, one end of the protective barrier 62 is received in the receiving groove 111, and the other end penetrates through the adjusting groove 611 to be abutted against an outer wall of the building.

In this embodiment, by providing the accommodation groove 111 on the pavement plate 11, when the protective barrier 62 is long, one end of the protective barrier 62 may be disposed in the accommodation groove 111, so that the size of the mounting block 61 in the second horizontal direction may be made short. So arranged, the protective barrier 62 can be made longer and can accommodate construction of building facades of greater inclination. On the other hand, the accommodating groove 111 helps to completely hide the protective barrier 62 in the pavement slab 11 and the mounting block 61, and when the scaffold body 10 is lifted or lowered, the protective barrier 62 can completely enter the adjusting groove 611 and the accommodating groove 111, so that the safety of the scaffold body 10 is improved when the scaffold body is lifted or lowered.

Referring to fig. 5 to 8, in some possible embodiments, each protection mechanism 60 includes a plurality of protection bars 62, where the plurality of protection bars 62 are arranged along a first horizontal direction and are slidably disposed on the mounting blocks 61 along a second horizontal direction, respectively.

In this embodiment, the plurality of protection bars 62 are arranged along the first horizontal direction and are slidably disposed on the mounting blocks 61 along the second horizontal direction, and each protection bar 62 can freely adjust the extending length without affecting each other. So set up, can be applicable to the condition that building facade is uneven (like being the arc) in the horizontal direction, application scope is wider, and the commonality is stronger.

It should be noted that, the smaller the width of the protective barrier 62, the more accurate the lamination of the protective barrier 62 and the building outer facade, the larger the width of the protective barrier 62, and the simpler and more convenient the manufacture. The width dimension of the single protective barrier 62 in the first horizontal direction is not limited, for example, the width of the protective barrier 62 may be 5 cm, 15 cm, 30 cm, 100 cm, etc., and the user may select the setting according to his own situation.

Referring to fig. 5 to 8, in some possible embodiments, the protection mechanism 60 further includes a plurality of locking units 63, where the locking units 63 are in one-to-one correspondence with the protection barrier strips 62, and the locking units 63 have a locking state for limiting the protection barrier strips 62, and an open state for releasing the limitation of the protection barrier strips 62.

The locking unit 63 in this embodiment is used for locking and limiting the protective barrier 62, and can fix the protective barrier 62 after the adjustment is completed, so as to prevent the protective barrier 62 from being retracted during use and improve the use safety.

Alternatively, the locking unit 63 may be a detachable stopper, a stopper pin, or the like capable of performing a stopper fixation on the protective barrier 62. Correspondingly, the protective barrier 62 is provided with a stop part or a limiting hole matched with the stop block or the limiting pin. When in the locked state, the stop block is matched with the stop part or the limiting pin is inserted into the limiting hole, so that the protective barrier strip 62 can be prevented from moving. When in the open state, the stop block or the limiting pin is removed, and the protective barrier 62 can freely stretch and retract.

Referring to fig. 6, in some possible embodiments, the upper surface of the protective barrier 62 is provided with a plurality of driving teeth 621 along the second horizontal direction; the locking unit 63 has a vertically disposed first telescopic end 631, and when in the locked state, the first telescopic end 631 is extended to be interposed between the adjacent two driving teeth 621, and when in the open state, the first telescopic end 631 is contracted to be retracted from between the adjacent two driving teeth 621.

In this embodiment, the protection barrier 62 is provided with a plurality of driving teeth 621, the locking unit 63 has a first telescopic end 631, and when the first telescopic end 631 stretches, the end of the first telescopic end 631 is inserted between the two driving teeth 621, so that the protection barrier 62 can be prevented from moving, and the protection barrier 62 is limited and fixed. When the first telescopic end 631 is shortened, the limit is released, the protective barrier 62 can be freely moved and adjusted, and after the adjustment is completed, the first telescopic end 631 is controlled to extend, so that the protective barrier 62 is in a locking state again.

The locking unit 63 may be an electric telescopic rod, a pneumatic telescopic rod, etc., and the telescopic rod, i.e. the first telescopic end 631, is driven by electric power or pneumatic power, so that the locking unit is more labor-saving and convenient.

In some possible embodiments, the locking unit 63 further comprises a remote control capable of remotely controlling the extension or retraction of the first telescoping end 631. The remote controller can be kept by a manager, and can not be used by other people, and during construction, the protective barrier 62 is in a locking state, so that misoperation of workers is avoided, and the protective barrier 62 is retracted.

Referring to fig. 7 and 8, in some possible embodiments, the upper surface of the protective barrier 62 is provided with a plurality of driving teeth 621 along the second horizontal direction; the locking unit 63 comprises a ratchet wheel 632 and a locking claw 633, the ratchet wheel 632 is arranged above the corresponding protective barrier strip 62 and is rotatably arranged in the adjusting groove 611 along an axis parallel to the first horizontal direction, and the driving teeth 621 are meshed with the ratchet wheel 632 for transmission; the locking claw 633 is arranged above the ratchet wheel 632 and is rotatably arranged in the adjusting groove 611 along an axis parallel to the first horizontal direction; when in a locking state, the locking claw 633 is abutted with the ratchet 632 so as to enable the ratchet 632 to rotate unidirectionally, and the protective barrier strip 62 can extend out of the adjusting groove 611 and cannot be retracted into the adjusting groove 611; when in the open state, the locking claw 633 rotates out of abutment with the ratchet 632, so that the ratchet 632 can rotate in both directions, and the protective barrier 62 can be extended from the adjustment groove 611 and retracted into the adjustment groove 611.

As shown in fig. 7 and 8, the straight arrow indicates the direction in which the protective barrier 62 is movable in the present state, and the curved arrow indicates the direction in which the ratchet 632 is rotatable.

In this embodiment, the locking unit 63 includes a ratchet 632 and a locking claw 633, and when the ratchet 632 and the locking claw 633 are engaged, the ratchet 632 can only rotate unidirectionally, and the protective bar 62 can extend from the adjustment groove 611 and cannot be retracted into the adjustment groove 611. When the locking claw 633 is disengaged from the ratchet 632, the protective fence 62 can be rotated in both forward and reverse directions, and the protective fence 62 can be extended from the adjustment groove 611 and retracted into the adjustment groove 611.

In this embodiment, the ratchet 632 can only rotate in one direction by the locking claw 633, the protective barrier 62 can only extend and cannot be retracted, and the safety is higher because the protective barrier 62 is not required to be retracted by misoperation of workers during use. When the lock pawl 633 is in the open state, the lock pawl 633 may be rotated by a manual operation or by a motor or other driving mechanism, so that the lock pawl 633 may be rotated.

Referring to fig. 7 and 8, in some possible embodiments, the locking claw 633 is provided with a magnetic attraction member 634, and the locking unit 63 further includes a magnet 64, and when the magnet 64 is placed above the mounting block 61, the magnet 64 can generate a magnetic attraction force on the magnetic attraction member 634, so that the locking claw 633 rotates to be out of abutment with the ratchet 632.

In this embodiment, the locking claw 633 is provided with a magnetic attraction member 634, and the magnetic attraction member 634 may be made of iron or other materials and can be attracted by the magnet 64. When the magnet 64 is placed above the mounting block 61, the magnet 64 can generate magnetic attraction to the magnetic attraction piece 634, so that the locking claw 633 can rotate to be out of contact with the ratchet 632, and the protective barrier 62 can be telescopically adjusted.

It should be noted that, since the locking claw 633 and the magnetic attraction piece 634 are both disposed in the adjusting groove 611 of the mounting block 61, in order not to affect the magnetic force, the mounting block 61 may be made of plastic, wood, or other materials, and the wall thickness of the mounting block 61 is not easily too large, otherwise, the magnet 64 may not be able to attract the magnetic attraction piece 634 smoothly.

Referring to fig. 1 to 4, 9 and 10, in some possible embodiments, the attached lifting scaffold 1 further comprises a discharging platform 70, wherein the discharging platform 70 comprises a loading platform 71 and supporting legs 72, and the loading platform 71 is arranged on one side of the scaffold body 10 facing away from the guide rail 12 and corresponds to the height of the lowermost pavement slab 11; one end of the leg 72 is connected to the loading table 71, and the other end passes through the scaffold body 10 to be connected to a building.

The unloading platform 70 in this embodiment includes a loading platform 71 and supporting legs 72, the loading platform 71 is used for storing materials such as templates, bolts, steel bars, etc., and the supporting legs 72 are used for providing support for the loading platform 71. The discharge platform 70 is generally disposed in the lower portion of the scaffold body 10, flush with the lowermost walkway plate 11. The scaffold body 10 is provided with a support tube, the support tube is a hollow tube arranged along the second horizontal direction, the support leg 72 is arranged in the support tube in a penetrating mode, and the support tube can support and limit the support leg 72. When the scaffold body 10 is lifted, the fixing bolts of the supporting legs 72 are removed, so that the unloading platform 70 can be lifted together with the scaffold body 10, after reaching a preset height, the supporting legs 72 are connected with a building through bolts, and the scaffold body 10 can be fixed on a building beam to avoid deformation caused by overlarge stress or unbalanced stress.

To improve safety, a fence or rail may be provided around the loading table 71 to prevent the articles from falling.

Referring to fig. 1 to 4, fig. 9 and 10, in some possible embodiments, a plurality of pavement plates 11 are respectively provided with a plurality of avoidance openings, and the plurality of avoidance openings are vertically through-arranged to form a feeding channel; the scaffold body 10 further comprises a plurality of movable plates 13, the movable plates 13 are arranged at the corresponding avoidance openings in a turnover manner, and the movable plates 13 are provided with a first gesture which is horizontally arranged to close the avoidance openings and a second gesture which is used for opening the avoidance openings; a supporting plate 711 is arranged at the lower part of the material carrying table 71, and the supporting plate 711 extends to the lower part of the scaffold body 10 along the horizontal direction; the discharging platform 70 further comprises a feeding table 73 and a lifting machine 74, wherein the feeding table 73 is arranged on a supporting plate 711 and corresponds to the avoiding opening in the vertical direction; the lifter 74 is provided to the support plate 711 for driving the feeding table 73 to move vertically in the feeding path.

In this embodiment, a working layer is formed above each pavement plate 11 for a constructor to stand, walk and construct. The pavement plate 11 is provided with an avoidance opening, and the avoidance opening is closed or opened by a turnover movable plate 13. During normal use, the movable plate 13 is in the first posture, and a constructor can walk on the movable plate 13 normally.

When the materials are required to be conveyed to the corresponding working layers through the feeding table 73 and the lifting machine 74, firstly, the movable plate 13 on the lowermost pavement plate 11 is started, the feeding table 73 is driven by the lifting machine 74 to be lifted to be flush with the height of the carrying table 71, and the materials to be conveyed are transferred to the feeding table 73 from the carrying table 71. Then the movable plate 13 on the multilayer pavement plate 11 to be penetrated is turned over, so that the avoiding opening is opened to form a feeding channel which is penetrated up and down, and the lifting machine 74 drives the feeding table 73 to rise to the height of the corresponding pavement plate 11 along the feeding channel, so that the material is discharged. Then the lifting machine 74 drives the feeding table 73 to move downwards to return to the original position, the movable baffle is turned from the second posture to the first posture, and a constructor can walk and carry materials on the movable plate 13 normally.

One, two or more movable turning plates can be arranged on each pavement plate 11, and the turning of the movable turning plates can be performed manually or driven by a driving motor or other driving devices. When the movable turning plate is turned from the first posture to the second posture, the movable turning plate can be turned by any angle between 90 degrees and 180 degrees.

The lifter 74 is used to drive the feeding stage 73 to move up and down, and the lifter 74 may be an electric lifting device, and lifts the feeding stage 73 through a winch and a wire rope. Alternatively, the lifter 74 may be a scissor lift, and may drive the feeding stage 73 up and down to reach the corresponding working floor.

To improve safety, a fence or rail may be provided around the feeding stage 73 to prevent the articles from falling.

Referring to fig. 11 and 12, in some possible embodiments, the protective mesh assembly 20 includes a plurality of protective mesh sheets including a mesh frame 21 and a mesh sheet 22. The net frame 21 is arranged on one side of the scaffold body 10, which is away from the guide rail 12, the net frame 21 is uniformly provided with a plurality of first net holes 211, the first net holes 211 penetrate through the thickness direction of the net frame 21, and the net frame 21 is provided with a containing cavity; the louver 22 is movably disposed in the accommodating chamber, the louver 22 is composed of a plurality of ribs disposed to intersect horizontally and longitudinally, adjacent ribs are enclosed together to form a second mesh 221, and the louver 22 has a third posture in which the first mesh 211 and the second mesh 221 are overlapped, and a fourth posture in which the first mesh 211 and the second mesh 221 are intersected.

The protection net assembly 20 in this embodiment includes a plurality of protection net plates including a net frame 21 and a grid plate 22, the grid plate 22 having a third posture in which the first mesh holes 211 and the second mesh holes 221 are overlapped, and a fourth posture in which the first mesh holes 211 and the second mesh holes 221 are crossed. During normal use, the first mesh 211 and the second mesh 221 intersect in a fourth posture as shown in fig. 11, and the mesh is dense and protective.

In typhoon or strong wind weather, can remove the protection otter board, make grid tray 22 and the first mesh 211 and the second mesh 221 coincidence of net frame 21, the protection otter board becomes the sparse net structure by close net structure, ventilative effectual, and the coefficient of keeping out wind is low, can reduce the influence of wind load to the structural safety by a wide margin.

The louver 22 is movable within the receiving chamber to switch between the third posture and the fourth posture. The movement of the louver 22 may be performed manually or may be driven by a cylinder, an electric telescopic rod, or the like. In some possible embodiments, the protection net assembly 20 further comprises a driving unit disposed in the receiving cavity of the net frame 21 for driving the translation of the grating plates 22 so as to switch the grating plates 22 between the third posture and the fourth posture, and a remote control unit for remotely controlling the driving unit to be activated.

When the weather of sudden strong wind, operating personnel can be at ground remote control drive unit, make the protection otter board become the loose net structure by close net structure, avoid causing the attached type lift scaffold 1 structure to damage because of the weather of strong wind, use safer, convenient.

Referring to fig. 13, in some possible embodiments, a plurality of anti-falling grooves 122 are vertically spaced apart from each other on both sides of the guide rail 12, and the anti-falling grooves 122 are symmetrically disposed on both sides of the guide rail 12, where the anti-falling grooves 122 are arc-shaped grooves. The anti-falling assembly further comprises a plurality of anti-falling wheel sets arranged in the sliding groove at intervals from top to bottom, each anti-falling wheel set comprises two guide anti-falling wheels 42 symmetrically arranged, two driving pieces corresponding to the guide anti-falling wheels 42 one by one, and the driving pieces are used for driving the corresponding guide anti-falling wheels 42 to rotate around the axis of the driving pieces, and the two guide anti-falling wheels 42 of the same set synchronously rotate reversely.

The guiding anti-falling wheel 42 is a cam, the guiding anti-falling wheel 42 comprises a first protruding portion 421 and a second protruding portion 422 which are connected in an arc transition mode, the rotation axis of the guiding anti-falling wheel 42 is the circle center of the second protruding portion 422, and the distance between the circle center of the second protruding portion 422 and the side face of the guide rail 12 is the radius of the second protruding portion 422. The guide fall preventing wheel 42 has a fifth posture in which the first projection 421 is accommodated in the fall preventing groove 122, and a sixth posture in which the second projection 422 abuts against the side surface of the guide rail 12. During operation of the plurality of fall arrest wheel sets, at least one of the guide fall arrest wheels 42 of the fall arrest wheel sets is in a fifth attitude, and at least one of the guide fall arrest wheels 42 of the fall arrest wheel sets is in a sixth attitude.

In this embodiment, the anti-falling grooves 122 are formed on two sides of the guide rail 12, and the cam-shaped guide anti-falling wheels 42 are arranged on two sides of the guide rail 12, so that the guide anti-falling wheels 42 synchronously rotate in the upward lifting process of the guide rail 12, and when the guide anti-falling wheels 42 rotate to the fifth gesture, the first protruding parts 421 are accommodated in the anti-falling grooves 122, so that the scaffold body can be prevented from suddenly falling, and the anti-falling effect is achieved, and the high-altitude falling accident is avoided. When the guide fall preventing wheel 42 rotates to the sixth posture, the outer periphery of the second projection 422 abuts against the side wall of the guide rail 12, and the guide rail 12 can be lifted and lowered to guide.

It will be appreciated that the portions of the foregoing embodiments may be freely combined or omitted to form different combined embodiments, and the details of the respective combined embodiments are not described herein, so that after the description, the present disclosure may be considered as having described the respective combined embodiments, and the different combined embodiments can be supported.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. The attached lifting scaffold is characterized by comprising:

2. The attached lifting scaffold according to claim 1, wherein a receiving groove is formed in one side, adjacent to the building, of the pavement plate along the second horizontal direction, the adjusting groove penetrates through two sides of the mounting block along the second horizontal direction, one end of the protective barrier strip is received in the receiving groove, and the other end of the protective barrier strip penetrates through the adjusting groove to be abutted against an outer wall of the building.

3. An attached lifting scaffold according to claim 1, wherein each of the guard mechanisms comprises a plurality of guard bars arranged in the first horizontal direction and slidably disposed in the mounting blocks in the second horizontal direction.

4. An attached lift scaffold as in claim 3, wherein the guard mechanism further comprises a plurality of locking units, the locking units being in one-to-one correspondence with the guard bars, the locking units having a locked state spacing the guard bars and an open state releasing the spacing of the guard bars.

5. The attached lift scaffold of claim 4, wherein an upper surface of the protective barrier is provided with a plurality of drive teeth along the second horizontal direction;

6. The attached lift scaffold of claim 4, wherein an upper surface of the protective barrier is provided with a plurality of drive teeth along the second horizontal direction; the locking unit includes:

7. An attached lifting scaffold according to claim 6, wherein the locking claw is provided with a magnetic attraction member, and the locking unit further comprises a magnet capable of generating a magnetic attraction force on the magnetic attraction member when the magnet is placed above the mounting block so as to enable the locking claw to rotate to be out of abutment with the ratchet wheel.

8. The attached lift scaffold of claim 1, further comprising a discharge platform, the discharge platform comprising:

9. The attached lifting scaffold of claim 8, wherein a plurality of the pavement plates are respectively provided with an avoidance opening, and the avoidance openings are vertically arranged in a penetrating manner to form a feeding channel; the scaffold body further comprises a plurality of movable plates, the movable plates are arranged on the corresponding avoidance ports in a turnover manner, and each movable plate is provided with a first gesture which is horizontally arranged to close the corresponding avoidance port and a second gesture which is used for opening the corresponding avoidance port;

10. An attached lift scaffold as in claim 1, wherein the guard net assembly comprises a plurality of guard net plates, the guard net plates comprising: