CN117846278B

CN117846278B - Lengthened wall-attached support structure for attached lifting scaffold and scaffold reinforcing method

Info

Publication number: CN117846278B
Application number: CN202410228409.2A
Authority: CN
Inventors: 韩正虎; 张超; 陈俊; 杨圣凯
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2024-02-29
Filing date: 2024-02-29
Publication date: 2024-07-26
Anticipated expiration: 2044-02-29
Also published as: CN117846278A

Abstract

The application relates to a lengthened wall-attached support structure of an attached lifting scaffold, and relates to the field of reinforcement of the attached lifting scaffold. The device comprises an extension piece fixedly mounted on the top of a floor slab and a guide bracket fixedly mounted on an attached lifting scaffold, wherein the guide bracket comprises two U-shaped guide grooves and a plurality of cross bars, and the cross bars are welded between the two U-shaped guide grooves at equal intervals. According to the application, the movable plate and the pulley can be driven to move through the adjusting component, so that the pulley enters the inner cavity, the subsequent installation of the pulley is not needed, the operation difficulty is low, the lengthening piece and the pulling knot component can be pulled up and tied, the stability of the attached lifting scaffold after stopping is further improved, the jacking component can jack up, the balance of the attached lifting scaffold is ensured, the stability of the attached lifting scaffold after stopping is further improved, and then the connection strength between the lengthening piece and the wall penetrating bolt is reinforced through the tensioning component, so that the integral firmness is improved.

Description

Lengthened wall-attached support structure for attached lifting scaffold and scaffold reinforcing method

Technical Field

The application relates to the field of reinforcement of an attached lifting scaffold, in particular to a lengthened wall-attached support structure of the attached lifting scaffold and a scaffold reinforcement method.

Background

The attached lifting scaffold is an outer scaffold which is erected to a certain height and attached to an engineering structure, can climb or descend layer by layer along with the engineering structure by means of lifting equipment and devices of the outer scaffold, and is provided with an anti-overturning and anti-falling device; the attached lifting scaffold mainly comprises an attached lifting scaffold body structure, an attached support, an anti-tilting device, an anti-falling device, a lifting mechanism, a control device and the like.

The wall attaching support of the lengthening piece is required to be matched and built in the building process of the attaching lifting scaffold, the wall attaching support of the lengthening piece can only play a role in guiding the attaching lifting scaffold, the guide wheels on the wall attaching support of the lengthening piece are aligned with the guide grooves on the attaching lifting scaffold and then are arranged on the wall attaching support of the lengthening piece, the installation space is narrow, the operation is inconvenient, when the attaching lifting scaffold is in a stop state, the firmness of the stop state still depends on the embedded steel pipes on the floor to be tied, therefore, the wall attaching support structure of the attaching lifting scaffold and the scaffold reinforcing method are provided, the guide wheels are firstly arranged on the wall attaching support of the lengthening piece, only the position of the guide wheels is required to be simply adjusted, the operation difficulty is reduced, the tie structure and the jacking structure are arranged on the wall attaching support of the lengthening piece, the firmness of the stop state of the attaching lifting scaffold is guaranteed, the additional tie structure is not needed, the operation is simple and efficient, and the tensioning assembly is arranged between the extension piece and the wall penetrating bolt, the lengthening piece is prevented from moving, the stability of the lengthening piece is improved, and the firmness of the wall attaching support of the lengthening piece is improved.

Disclosure of Invention

In order to solve the prior art problems, the application provides a lengthening wall-attached support structure for an attached lifting scaffold.

The application provides a lengthened wall-attached support structure for an attached lifting scaffold, which adopts the following technical scheme: the utility model provides an add wall support structure that adds of lift scaffold extension, including fixed mounting in the extension of floor top and fixed mounting in the guide bracket that attaches on the lift scaffold, the guide bracket includes two U-shaped guide slots and a plurality of horizontal pole, a plurality of horizontal poles equidistant welding is between two U-shaped guide slots, pre-buried two wall bolts that wear on the floor, the extension passes through two wall bolts fixed mounting in the floor top, the top and the bottom of extension all are provided with the steel sheet, be located between left side wall bolt and one of them steel sheet, be provided with tensioning assembly, the one end of extension extends to the outside of floor and fixed mounting has wall support board, the right side of wall support board is provided with two movable plates, two rotatable pulleys are all installed to two movable plates opposite one side, one side of pulley extends to the inner chamber of U-shaped guide slot, the top and the bottom of two opposite sides of the movable plates are welded with limiting plates, one side of each limiting plate extends to the inner cavity of the U-shaped guide groove, an adjusting component is arranged between each movable plate and the wall-attached support plate and comprises a rectangular groove arranged on the right side of the wall-attached support plate, the inner cavity of each rectangular groove is rotationally connected with a first threaded rod, the surface of the first threaded rod is in threaded connection with a movable block sliding in the inner cavity of each rectangular groove, the movable plates are fixedly arranged on one side of each movable block, a drawknot component is arranged between each lengthened piece and each cross rod and comprises a movable pipe rotationally connected in the inner cavity of each lengthened piece, the inner cavity of each movable pipe is slidingly connected with a threaded column, the top of the surface of each movable pipe is rotationally connected with a threaded sleeve, the end of each threaded column is rotationally connected with a hook through a rotating shaft, the hook is connected to the surface of one of the cross rods, and a jacking component is arranged between the top of the wall-attached support plate and the cross rod, the jacking subassembly is including rotating the rotation seat of connecting at attaching wall bedplate top through the pivot, and the top fixedly connected with fixed pipe of rotation seat rotates the bottom of seat inner chamber and is connected with threaded rod two, and the top of threaded rod two extends to the inner chamber of fixed pipe, and the surface threaded connection of threaded rod two has the screwed pipe, and the top fixedly connected with jacking piece of screwed pipe, the top of jacking piece support the bottom at one of them horizontal pole.

Through adopting above-mentioned technical scheme, can drive movable plate and pulley through adjusting part and remove, make the pulley get into the inner chamber of U-shaped guide slot, need not follow-up installation pulley, the operation degree of difficulty is low, the drawknot subassembly can make and draw the knot between extension piece and the horizontal pole, and then improve the stability after the attached lift scaffold stops, and the jacking subassembly can jack up the horizontal pole, the balance of attached lift scaffold has been guaranteed, further the stability after the attached lift scaffold stops has been increased, then through tensioning subassembly, the joint strength between extension piece and the wall bolt has been consolidated, the holistic firm degree has been increased, can reach the leading wheel and initially install on the wall support is attached to the extension piece, only need simple regulation leading wheel position can, reduce the operation degree of difficulty, the drawknot structure has been set up on the wall support is attached to the extension piece and jack-up to structure has been guaranteed the fastness of attached lift scaffold state, need not in addition draw the knot, easy operation is high-efficient, and extension piece and wall bolt have been set up tensioning subassembly, the extension piece activity has been prevented, extension piece stability has been improved, and the purpose of the firm support is attached to the wall.

Preferably, the tensioning assembly comprises a fixed box, one side of the fixed box is fixedly connected with a sleeve block sleeved on the through-wall bolt, the inner cavity of the fixed box is rotationally connected with a winding rod, the surface of the winding rod is wound with a steel chain, one end of the steel chain extends to the outer side of the fixed box and is provided with a steel hook, the steel hook is hung on the surface of one of the steel plates, one end of the winding rod is welded with an operating lug, and a ratchet assembly is arranged between the other end of the winding rod and the fixed box.

Preferably, the ratchet wheel assembly comprises a ratchet wheel fixed at one end of the sleeve block, a pawl is rotationally connected to the front side of the fixed box, one side of the pawl is clamped with the ratchet wheel, the front side of the fixed box is fixedly connected with a fixed block, and a spring is welded between the fixed block and the pawl.

Preferably, the front side fixedly connected with stopper of fixed case, one side of stopper supports in the bottom of pawl.

Through adopting above-mentioned technical scheme, through the setting of stopper, can support spacingly to the pawl, avoided pawl rotation down, guaranteed the pawl card that can be stable at the surface of ratchet.

Preferably, one end of the first threaded rod penetrates through the outer side of the wall-attached support plate and is fixedly provided with a hexagonal rotating block, the inner cavity of the rectangular groove is fixedly connected with two symmetrical guide rods, and the moving block is slidably connected to the surfaces of the two guide rods.

Through adopting above-mentioned technical scheme, through the setting of guide bar, can provide direction and spacing to the motion of movable block, avoid the movable block to follow threaded rod one and rotate, improved the stability that the movable block removed.

Preferably, one side of the moving plate is welded with a mounting plate, two screws are arranged on the mounting plate in a penetrating mode, and the end portions of the screws are in threaded connection with the moving block.

Preferably, the two sides of the surface of the thread bush are welded with operation rods, the inner cavity of the movable tube is fixedly connected with a guide bar, and the surface of the thread column is provided with a guide groove sliding on the surface of the guide bar.

Preferably, one side of the rotating seat is provided with a rotating rod in a penetrating way, one end of the rotating rod extends to the inner cavity of the rotating seat and is fixedly provided with a first bevel gear, the bottom of the second surface of the threaded rod is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, and the other end of the rotating rod is welded with a second operating lug.

Preferably, the guide blocks are fixedly connected to the two sides of the inner cavity of the fixed pipe, and the guide long grooves which are connected to the surfaces of the guide blocks in a sliding manner are formed in the two sides of the surface of the threaded pipe.

Through adopting above-mentioned technical scheme, through the cooperation use of guide block and direction elongated slot, the surface slip of direction elongated slot at the guide block carries out spacingly to the screwed pipe, has avoided the screwed pipe to follow threaded rod two and has rotated, has improved the stability that the screwed pipe moved

The scaffold reinforcing method for the lengthened wall-attached support structure of the attached lifting scaffold comprises the following steps:

step one: after the attached lifting scaffold is built, the lengthening piece is fixed on the floor according to the pre-buried wall penetrating bolt on the floor, two hexagonal rotating blocks on the wall attaching support plate are operated to drive a threaded rod I to rotate, the threaded rod I drives a moving block to move in the inner cavity of the rectangular groove, the moving block enables the moving plate to move towards the U-shaped guide groove, pulleys on the moving plate enter the inner cavity of the U-shaped guide groove, and when the pulleys on two sides enter the inner cavity of the corresponding U-shaped guide groove respectively, the guiding support and the attached lifting scaffold can be limited and guided, and normal lifting and falling of the attached lifting scaffold and the guiding support are ensured;

Step two: operating the operating rod to drive the threaded sleeve to rotate on the surface of the movable pipe, enabling the threaded column to extend under the limit of the guide groove and the guide bar until the operating rod at the end part of the threaded column is hung on a cross rod at a proper position, then reversing the threaded sleeve, enabling the threaded column to move towards the inner cavity of the movable pipe, further enabling the hook to be in a tensioning state, and enabling the guide bracket and the lengthening piece to be in drawknot reinforcement;

Step three: the tool sleeve drives the rotating rod to rotate on the surface of the second operating lug, and the first bevel gear and the second bevel gear are matched to drive the second threaded rod to rotate, so that a threaded pipe which is in threaded connection with the surface of the second threaded rod extends under the limit of the guide block and the guide long groove, the jacking block is propped against the bottom of a cross rod at a proper position, the bearing support of the guide bracket and the attached lifting scaffold is realized, and the reinforcement of the scaffold is realized;

Step four: the sleeve block on the fixed box is sleeved on the surface of the through-wall bolt close to the inner side, the screw cap is sleeved and screwed, then the steel chain is processed, the steel hook at the end part of the steel chain is hooked on a steel plate at a proper position, then the lifting tool is sleeved on the surface of the operating lug to operate the rolling rod to rotate, the ratchet wheel is driven to rotate in the process of rotating the rolling rod by the rolling rod, the ratchet wheel can enable the pawl to rotate and extrude the spring until the steel chain is wound and tensioned, the pawl is abutted to teeth on the ratchet wheel by the elastic force of the spring, the rolling rod is effectively prevented from rotating, the steel chain in a tensioned state can effectively avoid the lengthening piece from moving on a floor slab, and the stability of the lengthened piece after being fixed is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. According to the invention, the movable plate and the pulleys can be driven to move through the adjusting component, so that the pulleys can enter the inner cavity of the U-shaped guide groove, the subsequent installation of the pulleys is not needed, the operation difficulty is low, the drawknot component can enable the extension piece and the cross rod to be drawed, the stability of the attached lifting scaffold after stopping is improved, the jacking component can jack the cross rod, the balance of the attached lifting scaffold is ensured, the stability of the attached lifting scaffold after stopping is further improved, the connection strength between the extension piece and the wall penetrating bolt is strengthened through the tensioning component, the integral firmness degree is improved, the guide wheel can be firstly installed on the extension piece wall attaching support, the operation difficulty is reduced only by simply adjusting the position of the guide wheel, the drawknot structure and the jacking structure are arranged on the extension piece wall attaching support, the firmness of the attached lifting scaffold is ensured, the additional drawknot is not needed, the operation is simple and efficient, the extension piece and the wall penetrating bolt are provided with the tensioning component, the stability of the extension piece is prevented, and the wall attaching firmness of the extension piece is improved.

2. According to the invention, the pawl can be supported and limited by the limiting block, so that the pawl is prevented from rotating downwards, and the pawl can be stably clamped on the surface of the ratchet wheel.

3. According to the invention, the guide rod is arranged, so that the movement of the moving block can be guided and limited, the moving block is prevented from rotating along with the rotation of the threaded rod, and the moving stability of the moving block is improved.

4. According to the invention, through the cooperation of the guide block and the guide long groove, the guide long groove slides on the surface of the guide block to limit the threaded pipe, so that the threaded pipe is prevented from rotating along with the threaded rod II, and the moving stability of the threaded pipe is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application, are incorporated in and constitute a part of this specification. The drawings and their description are illustrative of the application and are not to be construed as unduly limiting the application. In the drawings:

Fig. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a schematic perspective view of the tension assembly of the present invention.

Fig. 3 is a rear perspective view of the tensioning assembly of the present invention.

Fig. 4 is a schematic perspective view of a partial structure of the present invention.

Fig. 5 is a schematic perspective view of an extension member, wall mount plate and adjustment assembly of the present invention.

Fig. 6 is a perspective view of the drawknot assembly of the present invention.

Fig. 7 is a schematic perspective view of a jacking assembly of the present invention.

Reference numerals illustrate: 1. adding a long piece; 2. attaching a lifting scaffold; 3. a guide bracket; 301. a U-shaped guide slot; 302. a cross bar; 4. wall penetrating bolts; 5. a tensioning assembly; 51. a fixed box; 52. sleeving blocks; 53. a winding rod; 54. a steel chain; 55. a steel hook; 56. an operating ear; 57. a ratchet assembly; 571. a ratchet wheel; 572. a pawl; 573. a fixed block; 574. a spring; 575. a limiting block; 6. a steel plate; 7. wall-attached support plates; 8. a moving plate; 9. a pulley; 10. an adjustment assembly; 101. rectangular grooves; 102. a first threaded rod; 103. a moving block; 104. hexagonal rotating blocks; 105. a guide rod; 106. a mounting plate; 107. a screw; 11. a drawknot assembly; 111. a movable tube; 112. a threaded column; 113. a thread sleeve; 114. a hook; 115. an operation lever; 116. a guide bar; 117. a guide groove; 12. a jacking assembly; 121. a rotating seat; 122. a fixed tube; 123. a second threaded rod; 124. a threaded tube; 125. a rotating lever; 126. bevel gears I; 127. bevel gears II; 128. an operation ear II; 129. a guide block; 1210. a guide elongated slot; 1211. a jacking block; 13. and a limiting plate.

Detailed Description

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

Embodiment one:

Referring to fig. 1 to 7, the embodiment of the application discloses an elongated wall-attached support structure of an attached lifting scaffold, which comprises an elongated member 1 fixedly installed at the top of a floor slab and a guide bracket 3 fixedly installed on an attached lifting scaffold 2, wherein the guide bracket 3 comprises two U-shaped guide grooves 301 and a plurality of cross bars 302, the cross bars 302 are welded between the two U-shaped guide grooves 301 at equal intervals, two wall penetrating bolts 4 are pre-embedded on the floor slab, the elongated member 1 is fixedly installed at the top of the floor slab through the two wall penetrating bolts 4, steel plates 6 are arranged at the top and the bottom of the elongated member 1, a tensioning assembly 5 is arranged between the left wall penetrating bolt 4 and one of the steel plates 6, One end of the extension piece 1 extends to the outer side of the floor slab and is fixedly provided with a wall-attached support plate 7, the right side of the wall-attached support plate 7 is provided with two movable moving plates 8, two rotatable pulleys 9 are arranged on the opposite sides of the two moving plates 8, one side of each pulley 9 extends to the inner cavity of the U-shaped guide groove 301, the top and the bottom of the opposite sides of the two moving plates 8 are welded with limiting plates 13, one side of each limiting plate 13 extends to the inner cavity of the U-shaped guide groove 301, an adjusting assembly 10 is arranged between the moving plate 8 and the wall-attached support plate 7, the adjusting assembly 10 comprises a rectangular groove 101 arranged on the right side of the wall-attached support plate 7, the inner cavity of the rectangular groove 101 is rotationally connected with a threaded rod 102, The surface of the first threaded rod 102 is in threaded connection with a moving block 103 sliding in the inner cavity of the rectangular groove 101, the moving plate 8 is fixedly arranged on one side of the moving block 103, one end of the first threaded rod 102 penetrates through the outer side of the wall-attached support plate 7 and is fixedly provided with a hexagonal rotating block 104, the inner cavity of the rectangular groove 101 is fixedly connected with two symmetrical guide rods 105, the moving block 103 is in sliding connection with the surfaces of the two guide rods 105, the movement of the moving block 103 can be guided and limited through the arrangement of the guide rods 105, the rotating of the moving block 103 along with the rotation of the first threaded rod 102 is avoided, the moving stability of the moving block 103 is improved, One side of the movable plate 8 is welded with a mounting plate 106, two screws 107 are arranged on the mounting plate 106 in a penetrating way, the end parts of the screws 107 are in threaded connection with the movable blocks 103, a drawknot component 11 is arranged between the lengthened piece 1 and the cross rod 302, the drawknot component 11 comprises a movable tube 111 which is rotationally connected with the inner cavity of the lengthened piece 1, the inner cavity of the movable tube 111 is slidingly connected with a threaded column 112, the top of the surface of the movable tube 111 is rotationally connected with a threaded sleeve 113, the threaded sleeve 113 is in threaded connection with the surface of the threaded column 112, the end parts of the threaded column 112 are rotationally connected with hooks 114 through a rotating shaft, the hooks 114 are hung on the surface of one of the cross rods 302, The two sides of the surface of the screw sleeve 113 are welded with the operation rod 115, the inner cavity of the movable pipe 111 is fixedly connected with the guide bar 116, the surface of the screw column 112 is provided with the guide groove 117 sliding on the surface of the guide bar 116, the jacking component 12 is arranged between the top of the wall-attached support plate 7 and the cross bar 302, the jacking component 12 comprises a rotating seat 121 which is rotationally connected with the top of the wall-attached support plate 7 through a rotating shaft, the top of the rotating seat 121 is fixedly connected with a fixed pipe 122, the bottom of the inner cavity of the rotating seat 121 is rotationally connected with a threaded rod II 123, the top of the threaded rod II 123 extends to the inner cavity of the fixed pipe 122, The surface of the threaded rod II 123 is connected with a threaded pipe 124 in a threaded manner, the top of the threaded pipe 124 is fixedly connected with a jacking block 1211, and the top of the jacking block 1211 abuts against the bottom of one of the cross bars 302.

Embodiment two:

Referring to fig. 1 to 3, substantially the same as the first embodiment, further: the tensioning assembly 5 comprises a fixed box 51, one side of the fixed box 51 is fixedly connected with a sleeve block 52 sleeved on a wall penetrating bolt 4, the inner cavity of the fixed box 51 is rotationally connected with a winding rod 53, the surface of the winding rod 53 is wound with a steel chain 54, one end of the steel chain 54 extends to the outer side of the fixed box 51 and is provided with a steel hook 55, the steel hook 55 is hung on the surface of one steel plate 6, one end of the winding rod 53 is welded with an operating lug 56, a ratchet assembly 57 is arranged between the other end of the winding rod 53 and the fixed box 51, the ratchet assembly 57 comprises a ratchet 571 fixed at one end of the sleeve block 52, the front side of the fixed box 51 is rotationally connected with a pawl 572, one side of the pawl 572 is clamped with the ratchet 571, the front side of the fixed box 51 is fixedly connected with a fixed block 573, a spring 574 is welded between the fixed block 573 and the pawl 572, one side of the fixed box 51 is fixedly connected with a limiting block 575, one side of the limiting block 575 abuts against the bottom of the pawl 572, the pawl 572 can be supported and limited through the setting of the limiting block 575, the pawl 572 is prevented from rotating downwards, and the pawl 572 is ensured to be clamped on the surface of the ratchet 572.

Embodiment III:

Referring to fig. 4, 5 and 7, substantially the same as in the first embodiment, further is: one side of the rotating seat 121 is provided with a rotating rod 125 in a penetrating way, one end of the rotating rod 125 extends to the inner cavity of the rotating seat 121 and is fixedly provided with a bevel gear I126, the bottom of the surface of a threaded rod II 123 is fixedly connected with a bevel gear II 127, the bevel gear II 127 is meshed with the bevel gear I126, the other end of the rotating rod 125 is welded with an operating lug II 128, both sides of the inner cavity of the fixed tube 122 are fixedly connected with guide blocks 129, both sides of the surface of the threaded tube 124 are provided with guide long grooves 1210 which are in sliding connection with the surface of the guide blocks 129, the guide long grooves 1210 slide on the surface of the guide blocks 129 through the cooperation of the guide blocks 129 and the guide long grooves 1210, the threaded tube 124 is limited, the threaded tube 124 is prevented from rotating along with the threaded rod II 123, and the moving stability of the threaded tube 124 is improved.

Step one: after the attached lifting scaffold 2 is built, the extension piece 1 is fixed on the floor according to the pre-buried wall penetrating bolts 4 on the floor, two hexagonal rotating blocks 104 on the wall attaching support plate 7 are operated to drive a threaded rod I102 to rotate, the threaded rod I102 drives a moving block 103 to move in the inner cavity of the rectangular groove 101, the moving block 103 enables a moving plate 8 to move towards the U-shaped guide groove 301, pulleys 9 on the moving plate 8 enter the inner cavity of the U-shaped guide groove 301, and when pulleys 9 on two sides respectively enter the inner cavity of the corresponding U-shaped guide groove 301, limiting guide can be carried out on the guide bracket 3 and the attached lifting scaffold 2, and normal lifting and falling of the attached lifting scaffold 2 and the guide bracket 3 are ensured;

Step two: operating the operating rod 115 to drive the threaded sleeve 113 to rotate on the surface of the movable tube 111, so that the threaded column 112 stretches under the limit of the guide groove 117 and the guide strip 116 until the operating rod 115 at the end part of the threaded column 112 is hung on the cross rod 302 at a proper position, and then reversing the threaded sleeve 113, so that the threaded column 112 moves towards the inner cavity of the movable tube 111, and further the hook 114 is in a tensioning state, so that the guide bracket 3 and the extension piece 1 are subjected to drawknot reinforcement;

Step three: the rotating rod 125 is driven to rotate by a tool sleeve on the surface of the second operating lug 128, the second threaded rod 123 is driven to rotate by the cooperation of the first bevel gear 126 and the second bevel gear 127, so that the threaded pipe 124 which is in threaded connection with the surface of the second threaded rod 123 extends under the limit of the guide block 129 and the guide long groove 1210, the jacking block 1211 is abutted against the bottom of the cross rod 302 at a proper position, the bearing support of the guide bracket 3 and the attached lifting scaffold 2 is realized, and the reinforcement of the scaffold is realized;

Step four: the sleeve block 52 on the fixing box 51 is sleeved on the surface of the wall penetrating bolt 4 close to the inner side, the screw cap is sleeved for screwing, then the steel chain 54 is arranged, the steel hook 55 at the end part of the steel chain 54 is hooked on the steel plate 6 at a proper position, then the lifting tool is sleeved on the surface of the operating lug 56 to operate the winding rod 53 to rotate, the winding rod 53 drives the ratchet 571 to rotate in the process of rotating the winding rod 53 for winding the steel chain 54, the ratchet 571 can enable the pawl 572 to rotate and press the spring 574 until the steel chain 54 is wound and tensioned, the spring 574 enables the pawl 572 to abut against teeth on the ratchet 571 by the elasticity, the winding rod 53 is effectively prevented from rotating, and the steel chain 54 in a tensioned state can effectively avoid the movement of the extension piece 1 on a floor slab, and the stability of the extension piece 1 after being fixed is improved.

To sum up: this add and lift scaffold extension attaches wall support structure can drive through adjusting part 10 and remove board 8 and pulley 9 for pulley 9 gets into the inner chamber of U-shaped guide slot 301, need not follow-up installation pulley, the operation degree of difficulty is low, pull knot subassembly 11 can make and pull knots between extension 1 and horizontal pole 302, and then improve the stability after attaching and lift scaffold 2 stops, and jacking subassembly 12 can jack up horizontal pole 302, the balance of attaching and lift scaffold 2 has been guaranteed, further increase the stability after attaching and lift scaffold 2 stops, then through tensioning subassembly 5, the joint strength between extension 1 and the wall bolt 4 has been consolidated, the holistic degree of firmness has been increased, can reach the leading wheel and initially install on add the extension attaches wall support, only need simple adjustment leading wheel position can, reduce the operation degree of difficulty, set up pull knot structure and jacking structure on the extension attaches the wall support, the fastness of attaching and lift scaffold stop state has been guaranteed, the operation is simple and efficient, and add extension and wear the wall bolt to set up tensioning subassembly, the extension has prevented that the extension from attaching the wall stability is firm, and the extension has improved the stability of extension has further improved the wall support.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides an add wall support structure is attached to extension of lift scaffold which characterized in that: comprises a lengthening piece (1) fixedly arranged at the top of a floor slab and a guide bracket (3) fixedly arranged on an attached lifting scaffold (2), wherein the guide bracket (3) comprises two U-shaped guide grooves (301) and a plurality of cross rods (302), the cross rods (302) are welded between the two U-shaped guide grooves (301) at equal intervals, two through-wall bolts (4) are pre-buried on the floor slab, the lengthening piece (1) is fixedly arranged at the top of the floor slab through the two through-wall bolts (4), the top and the bottom of the lengthening piece (1) are respectively provided with a steel plate (6), A tensioning component (5) is arranged between the left wall penetrating bolt (4) and one of the steel plates (6), one end of the lengthening piece (1) extends to the outer side of the floor slab and is fixedly provided with a wall attaching support plate (7), two movable moving plates (8) are arranged on the right side of the wall attaching support plate (7), two rotatable pulleys (9) are arranged on opposite sides of the two moving plates (8), one side of each pulley (9) extends to the inner cavity of the U-shaped guide groove (301), limiting plates (13) are welded at the top and the bottom of opposite sides of the two moving plates (8), one side of each limiting plate (13) extends to the inner cavity of the U-shaped guide groove (301), An adjusting component (10) is arranged between the moving plate (8) and the wall-attached support plate (7), the adjusting component (10) comprises a rectangular groove (101) arranged on the right side of the wall-attached support plate (7), a first threaded rod (102) is rotationally connected with an inner cavity of the rectangular groove (101), a moving block (103) sliding in the inner cavity of the rectangular groove (101) is connected with the surface of the first threaded rod (102) in a threaded manner, the moving plate (8) is fixedly arranged on one side of the moving block (103), a drawknot component (11) is arranged between the lengthening piece (1) and the cross rod (302), the drawknot component (11) comprises a movable tube (111) rotationally connected with the inner cavity of the lengthening piece (1), The inner cavity of the movable pipe (111) is slidably connected with a threaded column (112), the top of the surface of the movable pipe (111) is rotationally connected with a threaded sleeve (113), the threaded sleeve (113) is in threaded connection with the surface of the threaded column (112), the end part of the threaded column (112) is rotationally connected with a hook (114) through a rotating shaft, the hook (114) is hung on the surface of one of the cross rods (302), a jacking component (12) is arranged between the top of the wall-attached support plate (7) and the cross rod (302), the jacking component (12) comprises a rotating seat (121) rotationally connected with the top of the wall-attached support plate (7) through the rotating shaft, The top fixedly connected with fixed pipe (122) of rotation seat (121), the bottom rotation of rotation seat (121) inner chamber is connected with threaded rod two (123), the top of threaded rod two (123) extends to the inner chamber of fixed pipe (122), the surface threaded connection of threaded rod two (123) has screwed pipe (124), the top fixedly connected with jacking piece (1211) of screwed pipe (124), the bottom at one of them horizontal pole (302) is supported at the top of jacking piece (1211).

2. The attached lift scaffold extension wall mount construction of claim 1, wherein: the tensioning assembly (5) comprises a fixed box (51), one side fixedly connected with of fixed box (51) is overlapped and is established cover piece (52) on wearing wall bolt (4), the inner chamber of fixed box (51) rotates and is connected with rolling pole (53), the surface rolling of rolling pole (53) has steel chain (54), the one end of steel chain (54) extends to the outside of fixed box (51) and installs steel hook (55), the surface at one of them steel sheet (6) is hung to steel hook (55), operation ear (56) are welded to the one end of rolling pole (53), be provided with ratchet subassembly (57) between the other end of rolling pole (53) and the fixed box (51).

3. The attached lift scaffold extension wall mount construction of claim 2, wherein: the ratchet assembly (57) comprises a ratchet (571) fixed at one end of the sleeve block (52), a pawl (572) is rotatably connected to the front side of the fixed box (51), one side of the pawl (572) is clamped with the ratchet (571), a fixed block (573) is fixedly connected to the front side of the fixed box (51), and a spring (574) is welded between the fixed block (573) and the pawl (572).

4. A wall-attached extended scaffolding structure according to claim 3 wherein: the front side of fixed case (51) fixedly connected with stopper (575), one side of stopper (575) supports in the bottom of pawl (572).

5. The extended wall mount construction for an attached lift scaffold of claim 4, wherein: one end of the first threaded rod (102) penetrates through the outer side of the wall-attached support plate (7) and is fixedly provided with a hexagonal rotating block (104), an inner cavity of the rectangular groove (101) is fixedly connected with two symmetrical guide rods (105), and the moving block (103) is slidably connected to the surfaces of the two guide rods (105).

6. The attached lift scaffold extension wall mount construction of claim 5, wherein: one side of the moving plate (8) is welded with a mounting plate (106), two screws (107) are arranged on the mounting plate (106) in a penetrating mode, and the end portions of the screws (107) are in threaded connection with the moving block (103).

7. The attached lift scaffold extension wall mount construction of claim 6, wherein: the two sides of the surface of the thread bush (113) are welded with operation rods (115), the inner cavity of the movable tube (111) is fixedly connected with guide strips (116), and guide grooves (117) sliding on the surfaces of the guide strips (116) are formed in the surfaces of the thread columns (112).

8. The attached lift scaffold extension wall mount construction of claim 7, wherein: one side of the rotating seat (121) is penetrated and provided with a rotating rod (125), one end of the rotating rod (125) extends to an inner cavity of the rotating seat (121) and is fixedly provided with a first bevel gear (126), the bottom of the surface of a second threaded rod (123) is fixedly connected with a second bevel gear (127), the second bevel gear (127) is meshed with the first bevel gear (126), and the other end of the rotating rod (125) is welded with a second operating lug (128).

9. The attached lift scaffold extension wall mount construction of claim 8, wherein: guide blocks (129) are fixedly connected to the two sides of the inner cavity of the fixed pipe (122), and guide long grooves (1210) which are connected to the surfaces of the guide blocks (129) in a sliding mode are formed in the two sides of the surface of the threaded pipe (124).

10. A scaffold reinforcing method for an attached lifting scaffold lengthening wall attaching support structure, which is applied to the attached lifting scaffold lengthening wall attaching support structure as claimed in any one of claims 1 to 9, and is characterized by comprising the following steps:

Step one: after the attached lifting scaffold (2) is built, the extension piece (1) is fixed on the floor according to the pre-buried wall penetrating bolts (4) on the floor, two hexagonal rotating blocks (104) on the wall attaching support plate (7) are operated to drive a first threaded rod (102) to rotate, the first threaded rod (102) drives a moving block (103) to move in the inner cavity of the rectangular groove (101), the moving block (103) enables a moving plate (8) to move towards a U-shaped guide groove (301), pulleys (9) on the moving plate (8) enter the inner cavity of the U-shaped guide groove (301), the pulleys (9) on two sides of the moving plate enter the inner cavities of the corresponding U-shaped guide grooves (301) respectively, the guide bracket (3) and the attached lifting scaffold (2) can be limited and guided, normal lifting and falling of the attached lifting scaffold (2) are guaranteed, and the U-shaped guide groove (301) on the guide bracket (3) holds the pulleys (9) to enable the guide bracket (3) to be free from vertical inclination, and further the effect of the attached lifting scaffold (2) is prevented;

Step two: operating the operating rod (115) to drive the threaded sleeve (113) to rotate on the surface of the movable pipe (111), so that the threaded column (112) stretches under the limit of the guide groove (117) and the guide strip (116) until the operating rod (115) at the end part of the threaded column (112) is hung on a cross rod (302) at a proper position, and then reversing the threaded sleeve (113), so that the threaded column (112) moves towards the inner cavity of the movable pipe (111), and further the hook (114) is in a tensioning state, the guide bracket (3) and the lengthening piece (1) are subjected to drawknot reinforcement, and the overturning of the attached lifting scaffold (2) is effectively protected;

Step three: the rotating rod (125) is driven to rotate by a tool sleeve on the surface of the second operating lug (128), the second threaded rod (123) is driven to rotate under the cooperation of the first bevel gear (126) and the second bevel gear (127), the threaded pipe (124) which is in threaded connection with the surface of the second threaded rod (123) extends under the limit of the guide block (129) and the guide long groove (1210), the jacking block (1211) is abutted to the bottom of a cross rod (302) at a proper position, the guide bracket (3) and the attached lifting scaffold (2) are subjected to unloading support, and the reinforcement of the scaffold is realized;

Step four: the sleeve block (52) on the fixed box (51) is sleeved on the surface of the wall penetrating bolt (4) close to the inner side, the screw cap is sleeved and screwed, then the steel chain (54) is processed, the steel hook (55) at the end part of the steel chain (54) is hooked on the steel plate (6) at a proper position, then the lifting tool is sleeved on the surface of the operating lug (56) to operate the rolling rod (53) to rotate, the ratchet wheel (571) is driven to rotate in the process that the rolling rod (53) rotates the steel chain (54) to wind the rolling rod (53), the ratchet wheel (571) can enable the pawl (572) to rotate and squeeze the spring (574), until the steel chain (54) is wound and tensioned, the spring force of the spring (574) enables the pawl (572) to abut against teeth on the ratchet wheel (571), the rolling rod (53) is effectively prevented from rotating, the steel chain (54) in a tensioned state, the lengthening piece (1) can be effectively prevented from moving on a floor, and the stability of the lengthening piece (1) after being fixed is installed is improved.