CN211597662U

CN211597662U - Attached lifting scaffold structure

Info

Publication number: CN211597662U
Application number: CN201922394419.0U
Authority: CN
Inventors: 崔正伟; 秦东明; 陈传权
Original assignee: Guangdong Gaoliansheng Technology Co ltd
Current assignee: Guangdong lishengda Technology Co.,Ltd.
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-29
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to an attached lifting scaffold structure, which is characterized by comprising a lifting frame body, a wall-attached bracket, an anti-falling device and a limiting guide assembly, wherein the lifting frame body is provided with a vertical guide rod, and the vertical guide rod is provided with a plurality of limiting shafts, a front vertical guide groove and a rear vertical guide groove; the wall attaching bracket comprises a wall attaching plate frame, a supporting plate frame, an upper diagonal draw bar and a lower diagonal draw bar; the anti-falling device comprises an upper anti-falling assembly and a lower anti-falling assembly, the upper anti-falling assembly comprises a limiting sleeve, a limiting ejector rod, a tension spring, an upper nut, a lower nut, a limiting ejector block and a hinge lug, and the lower anti-falling assembly comprises an elastic buffer, a limiting stop rod, a hinge shaft, a front positioning plate, a rear positioning plate, a jacking spring and a safety stop block; the limiting guide assembly comprises a front positioning rod, a front guide wheel, a front bolt, a rear positioning rod, a rear guide wheel and a rear bolt. The utility model discloses an overall structure is very reliable, can play dual anti-falling effect, and this helps improving the security and the reliability of adhering to lifting scaffolding.

Description

Attached lifting scaffold structure

Technical Field

The utility model relates to a building technical field, especially an adhere to lift scaffold structure.

Background

At present, in the process of building high-rise buildings, attached lifting scaffolds are adopted in many cases. The wall-attached support of the existing attached lifting scaffold is mostly limited by a swinging limiting jacking mechanism. Because the outer frame is very heavy, the safety of operation is difficult to be ensured only by one limiting jacking mechanism, and safety accidents are easy to happen. And the existing attached lifting scaffold also has the defects of poor reliability, inconvenient operation and the like. Therefore, it is necessary to redesign the structure to which the lifting scaffold is attached.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem and not enough, provide an adhere to lifting foot hand rack structure, this adhere to lifting foot rack structure's overall structure is very reliable, can play the dual effect of preventing weighing down, and this helps improving the security and the reliability of adhering to lifting foot rack.

The technical scheme of the utility model is realized like this:

an attached lifting scaffold structure is characterized by comprising a lifting frame body, a wall-attached support, an anti-falling device and a limiting guide assembly, wherein a vertical guide rod is arranged on the left wall of the lifting frame body, a abdicating groove is formed in the left wall of the vertical guide rod and vertically extends, a plurality of limiting shafts which are vertically arranged side by side are arranged in the abdicating groove, each limiting shaft longitudinally extends, the distance between each two adjacent limiting shafts is equal, the front end and the rear end of each limiting shaft are respectively fixed on the front groove wall and the rear groove wall of the abdicating groove, and a front vertical guide groove and a rear vertical guide groove are respectively formed in the front surface and the rear surface of the vertical guide rod; the wall-attached support comprises wall-attached plate frames, supporting plate frames, an upper inclined pull rod and a lower inclined pull rod, wherein the wall-attached plate frames are vertically arranged, the supporting plate frames are horizontally arranged, the left side edges of the supporting plate frames are fixed on the middle parts of the right surfaces of the wall-attached plate frames, the two ends of the upper inclined pull rod are respectively fixed on the upper ends of the wall-attached plate frames and the right ends of the supporting plate frames, the two ends of the lower inclined pull rod are respectively fixed on the lower ends of the wall-attached plate frames and the right ends of the supporting plate frames, and the supporting plate frames are arranged on the left side of a vertical guide rod; the anti-falling device comprises an upper anti-falling assembly and a lower anti-falling assembly, the upper anti-falling assembly comprises a limiting sleeve, a limiting ejector rod, a tension spring, an upper nut, a lower nut, a limiting ejector block and a hinge lug, the hinge lug and the limiting ejector block are fixed on the top surface of the bearing plate frame side by side from left to right, a limiting hole is formed in one end face of the limiting sleeve, the other end of the limiting sleeve is hinged on the hinge lug, one end of the limiting sleeve is positioned above the hinge lug and can swing up and down, two ends of the tension spring are respectively connected to the bottom surface of the limiting sleeve and the top surface of the bearing plate frame, the tension spring is in a stretching state, the limiting sleeve is pressed on the limiting ejector block under the action of tension of the tension spring, an external thread is formed on the circumferential surface of one end of the limiting ejector rod, the upper nut and the lower nut are in threaded connection on the external thread side by, one end of the limit ejector rod can be telescopically inserted into the limit hole, the lower nut is pressed on the end surface of the limit sleeve, the other end of the limit ejector rod is further extended into the abdicating groove, the other end of the limit ejector rod is pressed on the bottom surface of one limit shaft, the lower anti-falling component comprises an elastic buffer, a limit stop rod, a hinged shaft, a front positioning plate, a rear positioning plate, a jacking spring and a safety stop block, the elastic buffer is arranged on the bottom surface of the bearing plate frame, the movable end of the elastic buffer faces downwards, the front positioning plate and the rear positioning plate are fixed on the bottom surface of the bearing plate frame in a front-back side-by-side mode, the front positioning plate and the rear positioning plate are parallel to each other, the front positioning plate and the rear positioning plate are both positioned on the right side of the elastic buffer, the middle part of the limit stop rod is movably penetrated between the front positioning plate and the rear positioning plate, and the left end of the limit stop rod is pressed on the movable end of the elastic buffer, the right end of the limit stop lever is positioned below the limit top rod, the right end of the limit stop lever is arranged between two adjacent limit shafts in a penetrating manner, the articulated shaft is longitudinally arranged on the middle part of the limit stop lever, the front end and the rear end of the articulated shaft are respectively arranged on the front positioning plate and the rear positioning plate in a penetrating manner, one end of the jacking spring is connected to the bottom surface of the bearing plate frame, the other end of the jacking spring is connected to the right end of the limit stop lever, the jacking spring is also in a compressed state, the safety stop block is arranged between the front positioning plate and the rear positioning plate, the front end and the rear end of the safety stop block are respectively fixed on the front positioning plate and the rear positioning plate, and the safety stop block is positioned below the limit stop lever; spacing direction subassembly includes preceding locating lever, preceding leading directive wheel, preceding bolt, back locating lever, back leading wheel, rear bolt, preceding leading directive wheel can set up in one end of preceding locating lever with rotating, the other end of preceding locating lever passes through preceding bolt fastening on the antetheca of bearing grillage to make preceding leading directive wheel inlay with rotating in preceding vertical guide slot, still make the rotation center line of preceding leading directive wheel be longitudinal extension, back leading wheel can set up with rotating on one end of back locating lever, the other end of back locating lever passes through the back bolt fastening on the back wall of bearing grillage, and make back leading wheel inlay with rotating and put in back vertical guide slot, still make the rotation center line of back leading wheel be longitudinal extension.

Preferably, the top surface of the limiting top block is provided with a first limiting clamping groove, and the limiting sleeve is movably embedded in the first limiting clamping groove.

Preferably, a second limiting clamping groove is formed in the end face of the other end of the limiting ejector rod, and the second limiting clamping groove is movably clamped on the limiting shaft.

Preferably, be equipped with first bulge loop portion on the pore wall of spacing hole, be equipped with second bulge loop portion on the one end circumferential surface of spacing ejector pin to make second bulge loop portion be located the below of external screw thread, still make second bulge loop portion be located the inboard of first bulge loop portion.

Preferably, a third limiting clamping groove is formed in the top face of the right end of the limiting stop lever, and the limiting shaft can movably act on the third limiting clamping groove.

Preferably, the elastic buffer comprises a positioning block, a top pressing block and a buffer spring, wherein a mounting hole is formed in the bottom surface of the positioning block, a third convex ring part is arranged on the hole wall of the mounting hole, a fourth convex ring part is arranged on the circumferential surface of one end of the top pressing block, the buffer spring is arranged in the mounting hole, one end of the top pressing block movably penetrates through the mounting hole, the fourth convex ring part is positioned on the inner side of the third convex ring part, and two ends of the buffer spring are respectively elastically pressed on the hole bottom of the mounting hole and the end face of one end of the top pressing block; the locating piece is fixed on the bottom surface of the supporting plate frame, and the left end of the limiting stop lever is pressed against the other end of the pressing block.

Preferably, a limit convex part is arranged on the top surface of the left end of the limit stop lever, and the limit convex part is positioned on the left side of the positioning block.

Preferably, spacing groove, back spacing groove before having seted up on the front and back surface of bearing plate frame respectively to make preceding spacing groove and back spacing groove all transversely extend to on the right surface of bearing plate frame, the other end of preceding locating lever inlays the dress in the front in the spacing groove to lock behind vertical through bearing plate frame and the preceding locating lever of two preceding bolts, the other end of back locating lever inlays the dress in the spacing groove of back, and locks behind vertical through bearing plate frame and the back locating lever with two back bolts.

The utility model has the advantages that: through articulating limiting sleeve, just so can satisfy the needs of swing limiting sleeve to just can satisfy the needs of the spacing ejector pin of swing, and then just can satisfy the spacing needs of activity, this just can make this attached lifting scaffold structure realize automatic limiting displacement. Through the setting of spacing kicking block to make spacing sleeve push down on spacing kicking block under the pulling force effect of extension spring, this can play fine limiting displacement to spacing sleeve through spacing kicking block, thereby just can play fine limiting displacement to spacing ejector pin, and then just can improve the reliability of spacing ejector pin installation location, in order to guarantee that spacing ejector pin can be accurate, reliably jack up the lifting frame body, this helps improving the reliability of adhering to the lift scaffold structure. Through the pulling force of extension spring, can make spacing ejector pin realize automatic re-setting, this helps improving the reliability of spacing ejector pin roof pressure effect. Because the limiting ejector rod is movably inserted in the limiting hole, and the upper nut and the lower nut are screwed on the limiting ejector rod, the extending amount of the limiting ejector rod can be adjusted by rotating the upper nut and the lower nut, so that the end surface of the limiting ejector rod can be conveniently moved away from the limiting shaft during disassembly, and the convenience for disassembling the wall-attached support is improved. Through the setting of last nut and lower nut, help improving the accuracy of spacing ejector pin location to avoid the position of spacing ejector pin to change, this helps improving the reliability of adhering to the lift scaffold structure. Through the setting of articulated shaft to make the articulated shaft wear to arrange in on the spacing pin, this can satisfy spacing pin wobbling needs. The top pressure spring is in a compressed state, so that the right end of the limiting stop lever can be subjected to spring top pressure, and the right end of the limiting stop lever can be always positioned between two adjacent limiting shafts; after the limiting shaft pulls the limiting stop lever, the automatic reset can be conveniently realized, so that the reliability of the lower anti-falling assembly can be improved; through the arrangement of the elastic buffer, the left end of the limiting stop lever is pressed against the movable end of the elastic buffer, so that the limiting stop lever can be well limited; the buffer device can play a certain role in buffering in the resetting process of the limit stop lever; and can play the elastic buffer effect to the left end of spacing pin when spacing axial pushes down the right-hand member at spacing pin, like this at the lift support body tenesmus in-process, can play elastic buffer effect to impact when just can reducing the tenesmus, this security that helps improving attached lift scaffold. Through the setting of safety stop to make safety stop be located the below of spacing pin, can avoid spacing pin to continue the tenesmus like this when the articulated shaft fracture, thereby just can avoid the lifting support body to continue the tenesmus, and then help improving the security of adhering to lifting scaffold. Therefore, the anti-falling device can play a dual anti-falling role, so that the safety of the attached lifting scaffold can be effectively improved. The limit and guide requirements on the lifting frame body can be met through the arrangement of the limit guide assembly; the limiting guide assembly is very simple in overall structure and can play a good limiting role, so that the reliability of the attached lifting scaffold is improved; spacing direction subassembly is through the bolt fastening in addition, can satisfy the needs of dismantlement like this to can be convenient for shift and attach the wall support, this helps improving the convenience of attaching to the lift scaffold use.

Drawings

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

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is a schematic structural view of the top view direction of the partial structure of the present invention.

Fig. 4 is a schematic structural view of the middle vertical guide rod of the present invention.

Fig. 5 is a schematic structural view of the wall-attached support of the present invention.

Fig. 6 is a schematic structural view of the right-side view direction of the middle supporting board frame of the present invention.

Fig. 7 is a schematic structural view of the middle anti-falling device of the present invention.

Fig. 8 is a schematic structural view of the upper and lower anti-falling assembly of the present invention.

Fig. 9 is a schematic structural view of the middle limit sleeve and the limit post rod of the present invention.

Fig. 10 is a schematic structural view of the middle and lower fall preventing assembly of the present invention.

Fig. 11 is a schematic view of the split structure of the middle elastic buffer according to the present invention.

Fig. 12 is the assembly structure diagram of the middle front positioning plate, the rear positioning plate and the safety stop of the present invention.

Fig. 13 is a schematic structural view of the middle limit guide assembly of the present invention.

Detailed Description

As shown in fig. 1, an attached lifting scaffold structure, which comprises a lifting frame body 1, an attached wall bracket 2, an anti-falling device 3, and a limiting guide assembly 4, wherein, as shown in fig. 1 to 4, a vertical guide rod 11 is arranged on the left wall of the lifting frame body 1, a abdicating groove 12 is arranged on the left wall of the vertical guide rod 11, and the abdicating groove 12 is vertically extended, a plurality of limiting shafts 13 which are vertically arranged side by side are arranged in the abdicating groove 12, and each limiting shaft 13 is longitudinally extended, and the distance between each two adjacent limiting shafts 13 is equal, and the front and rear ends of each limiting shaft 13 are respectively fixed on the front and rear groove walls of the abdicating groove 12, and a front vertical guide groove 14 and a rear vertical guide groove 15 are respectively arranged on the front and rear surfaces of the vertical guide rod 11; as shown in fig. 1, 2, 4 and 5, the wall-attached support 2 includes a wall-attached plate frame 21, a support plate frame 22, an upper diagonal draw bar 23 and a lower diagonal draw bar 24, wherein the wall-attached plate frame 21 is vertically arranged, the support plate frame 22 is horizontally arranged, the left side edge of the support plate frame 22 is fixed on the middle part of the right surface of the wall-attached plate frame 21, two ends of the upper diagonal draw bar 23 are respectively fixed on the upper end of the wall-attached plate frame 21 and the right end of the support plate frame 22, two ends of the lower diagonal draw bar 24 are respectively fixed on the lower end of the wall-attached plate frame 21 and the right end of the support plate frame 22, and the support plate frame 22 is arranged on the left side of the vertical guide rod 11; as shown in fig. 1, fig. 2, fig. 7, fig. 8, fig. 10 and fig. 12, the falling prevention device 3 includes an upper falling prevention assembly 31 and a lower falling prevention assembly 32, the upper falling prevention assembly 31 includes a limit sleeve 311, a limit post rod 312, a tension spring 313, an upper nut 314, a lower nut 315, a limit top block 316 and a hinge lug 317, the hinge lug 317 and the limit top block 316 are fixed on the top surface of the support plate frame 22 side by side left and right, a limit hole 301 is opened on an end surface of one end of the limit sleeve 311, the other end of the limit sleeve 311 is hinged on the hinge lug 317, one end of the limit sleeve 311 is located at the upper right of the hinge lug 317, one end of the limit sleeve 311 can swing up and down, two ends of the tension spring 313 are respectively connected to the bottom surface of the limit sleeve 311 and the top surface of the support plate frame 22, and the tension spring 313 is in a tension state, and the limit sleeve 311 is pressed on the limit top block 316 under, the outer thread 302 is arranged on the circumferential surface of one end of the limit post rod 312, the upper nut 314 and the lower nut 315 are screwed on the outer thread 302 up and down side by side, one end of the limit post rod 312 can be telescopically inserted into the limit hole 301, the lower nut 315 is pressed on the end surface of the limit sleeve 311, the other end of the limit post rod 312 extends into the abdicating groove 12, and the other end of the limit post rod 312 is pressed on the bottom surface of one of the limit shafts 13, the lower anti-falling component 32 comprises an elastic buffer 321, a limit stop rod 322, a hinge shaft 323, a front positioning plate 324, a rear positioning plate 325, a top pressing spring 326 and a safety stop 327, the bottom surface of the elastic buffer 321 is arranged on the bearing plate frame 22, the movable end of the elastic buffer 321 faces downwards, the front positioning plate 324 and the rear positioning plate 325 are fixed on the bottom surface of the bearing plate frame 22 side by side in the front and back, the front positioning plate 324 and the rear positioning plate 325 are parallel to each other, the front positioning plate 324 and the rear positioning plate 325 are both positioned at the right side of the elastic buffer 321, the middle part of the limit stop rod 322 is movably inserted between the front positioning plate 324 and the rear positioning plate 325, the left end of the limit stop rod 322 is pressed against the movable end of the elastic buffer 321, the right end of the limit stop rod 322 is positioned below the limit top rod 312, the right end of the limit stop rod 322 is inserted between two adjacent limit shafts 13, the hinge shaft 323 is longitudinally arranged and inserted on the middle part of the limit stop rod 322, the front end and the rear end of the hinge shaft 323 are respectively inserted on the front positioning plate 324 and the rear positioning plate 325, one end of the jacking spring 326 is connected to the bottom surface of the bearing plate frame 22, the other end of the jacking spring 326 is connected to the right end of the limit stop rod 322, and the jacking spring 326 is in a compressed state, the safety stopper 327 is disposed between the front positioning plate 324 and the rear positioning plate 325, and front and rear ends of the safety stopper 327 are respectively fixed on the front positioning plate 324 and the rear positioning plate 325, and the safety stopper 327 is located below the limit stop rod 322; as shown in fig. 1 to 3 and 13, the limit guide assembly 4 includes a front positioning rod 41, a front guide wheel 42, a front bolt 43, a rear positioning rod 44, a rear guide wheel 45 and a rear bolt 46, wherein the front guide wheel 42 is rotatably disposed at one end of the front positioning rod 41, the other end of the front positioning rod 41 is fixed to the front wall of the support plate frame 22 by the front bolt 43, the front guide wheel 42 is rotatably embedded in the front vertical guide slot 14, the rotation center line of the front guide wheel 42 is longitudinally extended, the rear guide wheel 45 is rotatably disposed at one end of the rear positioning rod 44, the other end of the rear positioning rod 44 is fixed to the rear wall of the support plate frame 22 by the rear bolt 46, the rear guide wheel 45 is rotatably embedded in the rear vertical guide slot 15, and the rotation center line of the rear guide wheel 45 is longitudinally extended. Through articulating limiting sleeve 311, just so can satisfy the needs of swing limiting sleeve 311 to just can satisfy the needs of swing limiting ejector pin 312, and then just can satisfy the spacing needs of activity, this just can make this attached lifting scaffold structure realize automatic limiting displacement. Through the setting of spacing kicking block 316 to make spacing sleeve 311 push down on spacing kicking block 316 at the pulling force effect of extension spring 313, this can play fine limiting displacement to spacing sleeve 311 through spacing kicking block 316, thereby just can play fine limiting displacement to spacing ejector pin 312, and then just can improve the reliability of spacing ejector pin 312 installation location, in order to guarantee that spacing ejector pin 312 can be accurate, reliably roof pressure and hold up lifting frame body 1, this reliability that helps improving attached lifting scaffold structure. The automatic reset of the position-limiting ejector rod 312 can be realized by the pulling force of the tension spring 313, which is helpful for improving the reliability of the jacking action of the position-limiting ejector rod 312. Because the limiting ejector rod 312 is movably inserted into the limiting hole 301, and the upper nut 314 and the lower nut 315 are screwed on the limiting ejector rod 312, the extending amount of the limiting ejector rod 312 can be adjusted by rotating the upper nut 314 and the lower nut 315, so that the end surface of the limiting ejector rod 312 can be conveniently moved away from the limiting shaft 13 during disassembly, and the convenience for disassembling the wall-attached support 2 is improved. Through the setting of upper nut 314 and lower nut 315, help improving the accuracy of spacing ejector pin 312 location to avoid the position of spacing ejector pin 312 to change, this helps improving the reliability of adhering to lift scaffold structure. Through the arrangement of the hinge shaft 323, and the hinge shaft 323 is arranged on the limit stop lever 322 in a penetrating way, the requirement of swinging of the limit stop lever 322 can be met. By making the top pressure spring 326 in a compressed state, the top pressure spring can exert a spring top pressure effect on the right end of the limiting stop lever 322, so that the right end of the limiting stop lever 322 can be always positioned between two adjacent limiting shafts 13; after the limiting shaft 13 pulls the limiting stop lever 322, the automatic reset can be conveniently realized, so that the reliability of the lower anti-falling assembly 32 can be improved; through the arrangement of the elastic buffer 321, the left end of the limit stop lever 322 is pressed against the movable end of the elastic buffer 321, so that the limit stop lever 322 can be well limited; the buffer function can be achieved during the resetting process of the limit stop lever 322; and can be when spacing axle 13 pushes down the right-hand member at spacing pin 322, can play the elastic buffer effect to the left end of spacing pin 322, like this at the 1 tenesmus in-process of lifting frame body, can play elastic buffer effect to impact when just can reducing the tenesmus, this security that helps improving attached lift scaffold. Through the setting of safety dog 327 to make safety dog 327 be located the below of spacing pin 322, can avoid spacing pin 322 to continue the tenesmus like this when articulated shaft 323 is cracked, thereby just can avoid the up-down support body 1 to continue the tenesmus, and then help improving the security of adhering to the lift scaffold. Thus, the anti-falling device 3 can play a dual anti-falling role, thereby effectively improving the safety of the attached lifting scaffold. The limit and guide requirements on the lifting frame body 1 can be met by arranging the limit guide assembly 4; the whole structure of the limiting guide assembly 4 is very simple, and a good limiting effect can be achieved, so that the reliability of the attached lifting scaffold is improved; spacing direction subassembly 4 is through the bolt fastening in addition, can satisfy the needs of dismantlement like this to can be convenient for shift and attach wall support 2, this helps improving the convenience of attaching the lift scaffold use.

The wall-attached plate frame 21 and the supporting plate frame 22 can be fixed together in a welding mode or locked together through bolts.

The upper diagonal draw bar 23, the wall-attached plate frame 21 and the supporting plate frame 22 can be fixed together in a welding mode or locked together through bolts.

As shown in fig. 3, two or more upper diagonal members 23 may be provided in the actual manufacturing process.

The lower diagonal tie 24, the wall-attached plate frame 21 and the supporting plate frame 22 can be fixed together in a welding mode or locked together through bolts.

In the actual manufacturing process, two or more lower diagonal tension rods 24 may be provided.

The hinge lugs 317 and the supporting plate frame 22 and the limit top blocks 316 and the supporting plate frame 22 can be fixed together in a welding mode or locked together through bolts.

Two ends of the tension spring 313 can be mounted in a hanging mode. When the mounting is performed in a hanging manner, hanging lugs for hanging the tension spring 313 need to be formed on the top surface of the supporting plate frame 22 and the limiting sleeve 311 respectively.

The front positioning plate 324 and the supporting plate frame 22, and the rear positioning plate 325 and the supporting plate frame 22 can be fixed together by welding or locked together by bolts.

As shown in fig. 10, the safety stopper 327 is located at the lower right side of the hinge shaft 323, so that the safety stopper 327 can be prevented from affecting the swing of the limit stop lever 322, and the safety stopper 327 can be brought closer to the limit stop lever 322 to reduce the falling distance of the limit stop lever 322, thereby improving the safety of the attached lifting scaffold.

The two ends of the top pressure spring 326 can be installed in a hanging or sleeving manner. When the mounting is performed in a hanging manner, hanging lugs for hanging the top pressure spring 326 need to be formed on the bottom surface of the supporting plate frame 22 and the limit stop rod 322 respectively. When the mounting is performed in a sleeving manner, protruding columns for allowing the pressing spring 326 to be sleeved are required to be formed on the bottom surface of the supporting plate frame 22 and the limiting stop rod 322 respectively.

The safety block 327 may be fixed by welding or by bolts. When the bolts are passed through, at least two bolts pass through the front positioning plate 324, the safety block 327 and the rear positioning plate 325 in sequence and are locked.

As shown in fig. 1 to 3, a first limiting slot 303 is formed on the top surface of the limiting top block 316, and the limiting sleeve 311 is movably embedded in the first limiting slot 303. Through seting up of first spacing draw-in groove 303, can carry out fine limiting displacement to spacing sleeve 311 to at the vibrations in-process, avoid spacing sleeve 311 swing back and forth, this can further improve the reliability of adhering to lift scaffold structure.

As shown in fig. 2, 7 to 9, a second limiting engaging groove 304 is formed on the other end surface of the limiting ejector rod 312, and the second limiting engaging groove 304 is movably engaged with the limiting shaft 13. Through the setting of second spacing draw-in groove 304, can further improve spacing ejector pin 312 and spacing axle 13 complex accuracy and reliability to can further improve the security of adhering to the lift scaffold structure.

As shown in fig. 2 and fig. 7 to 9, a first convex ring portion 305 is arranged on the hole wall of the limiting hole 301, a second convex ring portion 306 is arranged on the circumferential surface of one end of the limiting ejector rod 312, the second convex ring portion 306 is located below the external thread 302, and the second convex ring portion 306 is located inside the first convex ring portion 305. Through such structural design, can play better limiting displacement to help improving the reliability of spacing ejector pin 312 installation location.

As shown in fig. 2 and 10, a third limiting slot 307 is disposed on the top surface of the right end of the limiting stop lever 322, and the limiting shaft 13 can movably act on the third limiting slot 307. Through the establishment of the third limiting clamping groove 307, the limiting shaft 13 can movably act on the third limiting clamping groove 307, so that when the limiting stop lever 322 plays a role of preventing falling, the reliability of the limiting effect of the limiting stop lever 322 can be improved, and the safety of the attached lifting scaffold structure can be further improved.

As shown in fig. 2, 10 and 11, the elastic buffer 321 includes a positioning block 310, a pressing block 320 and a buffer spring 330, a mounting hole 340 is formed on the bottom surface of the positioning block 310, a third protruding ring portion 350 is formed on the hole wall of the mounting hole 340, a fourth protruding ring portion 360 is formed on the circumferential surface of one end of the pressing block 320, the buffer spring 330 is disposed in the mounting hole 340, one end of the pressing block 320 movably penetrates through the mounting hole 340, the fourth protruding ring portion 360 is located on the inner side of the third protruding ring portion 350, and two ends of the buffer spring 330 are respectively elastically pressed against the hole bottom of the mounting hole 340 and one end surface of the pressing block 320; the positioning block 310 is fixed on the bottom surface of the support plate frame 22, and the left end of the limit stop lever 322 is pressed against the other end of the pressing block 320. This elastic buffer 321's simple structure reliability, this can not only be convenient for process, can also further improve the reliability of adhering to the lift scaffold.

The positioning block 310 may be fixed by welding or by bolts.

As shown in fig. 2 and 10, a limit protrusion 370 is disposed on the top surface of the left end of the limit stop lever 322, and the limit protrusion 370 is located on the left side of the positioning block 310. Through the arrangement of the limiting convex part 370, when the hinge shaft 323 is broken, the limiting stop lever 322 can be limited, so that the situation that the limiting stop lever 322 slides off is avoided.

As shown in fig. 2, 3 and 6, the front and rear surfaces of the support plate frame 22 are respectively provided with a front limiting groove 221 and a rear limiting groove 222, the front limiting groove 221 and the rear limiting groove 222 both extend transversely to the right surface of the support plate frame 22, the other end of the front positioning rod 41 is embedded in the front limiting groove 221 and vertically penetrates through the support plate frame 22 and the front positioning rod 41 by two front bolts 43 for locking, the other end of the rear positioning rod 44 is embedded in the rear limiting groove 222 and vertically penetrates through the support plate frame 22 and the rear positioning rod 44 by two rear bolts 46 for locking. Through the opening of the front limit groove 221 and the rear limit groove 222, the front positioning rod 41 and the rear positioning rod 44 are respectively embedded in the front limit groove 221 and the rear limit groove 222, so that the front positioning rod 41 and the rear positioning rod 44 can be well limited, and the accuracy and the convenience of installation and positioning of the front positioning rod 41 and the rear positioning rod 44 can be improved; the front positioning rod 41 is locked through the two front bolts 43, so that the reliability of installation and positioning of the front positioning rod 41 can be further improved; the reliability of mounting and positioning of the rear positioning rod 44 can be further improved by locking the rear positioning rod 44 with the two rear bolts 46.

In the above-mentioned structure of fixing connection by bolts, in order to lock the bolts, lugs for the bolts to pass through may be provided on the corresponding members, so that the need of locking the bolts can be satisfied.

All the members of the attached lifting scaffold structure may be made of steel, which contributes to the improvement of the safety of the attached lifting scaffold structure.

The above-mentioned embodiment is the preferred embodiment of the present invention, all with the similar structure of the present invention and the equivalent changes made all should belong to the protection category of the present invention.

Claims

1. An attached lifting scaffold structure, its characterized in that: comprises a lifting frame body (1), a wall-attached bracket (2), a falling prevention device (3) and a limiting guide component (4), wherein

A vertical guide rod (11) is arranged on the left wall of the lifting frame body (1), a yielding groove (12) is formed in the left wall of the vertical guide rod (11), the yielding groove (12) extends vertically, a plurality of limiting shafts (13) which are arranged side by side in the vertical direction are arranged in the yielding groove (12), each limiting shaft (13) extends longitudinally, the distance between every two adjacent limiting shafts (13) is equal, the front end and the rear end of each limiting shaft (13) are fixed on the front groove wall and the rear groove wall of the yielding groove (12) respectively, and a front vertical guide groove (14) and a rear vertical guide groove (15) are formed in the front surface and the rear surface of the vertical guide rod (11) respectively;

the wall attaching support (2) comprises wall attaching plate frames (21), supporting plate frames (22), upper inclined pull rods (23) and lower inclined pull rods (24), wherein the wall attaching plate frames (21) are vertically arranged, the supporting plate frames (22) are horizontally arranged, the left side edges of the supporting plate frames (22) are fixed on the middle parts of the right surfaces of the wall attaching plate frames (21), the two ends of the upper inclined pull rods (23) are respectively fixed on the upper ends of the wall attaching plate frames (21) and the right ends of the supporting plate frames (22), the two ends of the lower inclined pull rods (24) are respectively fixed on the lower ends of the wall attaching plate frames (21) and the right ends of the supporting plate frames (22), and the supporting plate frames (22) are arranged on the left side of the vertical guide rod (11);

the anti-falling device (3) comprises an upper anti-falling component (31) and a lower anti-falling component (32), the upper anti-falling component (31) comprises a limiting sleeve (311), a limiting ejector rod (312), a tension spring (313), an upper nut (314), a lower nut (315), a limiting ejector block (316) and a hinge lug (317), the hinge lug (317) and the limiting ejector block (316) are fixed on the top surface of the bearing plate frame (22) side by side in a left-right mode, a limiting hole (301) is formed in one end face of the limiting sleeve (311), the other end of the limiting sleeve (311) is hinged on the hinge lug (317), one end of the limiting sleeve (311) is located above the right side of the hinge lug (317), one end of the limiting sleeve (311) can swing up and down, two ends of the tension spring (313) are respectively connected to the bottom surface of the limiting sleeve (311) and the top surface of the bearing plate frame (22), and make extension spring (313) be in tensile state, still under the pulling force effect of extension spring (313), make spacing sleeve (311) press on spacing kicking block (316), external screw thread (302) have been seted up on the one end circumference surface of spacing ejector pin (312), go up nut (314) and lower nut (315) and be spiro union side by side from top to bottom on external screw thread (302), the one end of spacing ejector pin (312) can telescopically cartridge in spacing hole (301), and make lower nut (315) press on the terminal surface of spacing sleeve (311), still make the other end of spacing ejector pin (312) stretch into to stepping down groove (12) in, and make the other end top of spacing ejector pin (312) press on the bottom surface of one of them spacing axle (13), prevent weighing down subassembly (32) including elastic buffer (321), spacing pin (322), articulated shaft (323), preceding locating plate (324), back locating plate (325), The elastic buffer (321) is arranged on the bottom surface of the supporting plate frame (22), the movable end of the elastic buffer (321) faces downwards, the front positioning plate (324) and the rear positioning plate (325) are fixed on the bottom surface of the supporting plate frame (22) side by side from front to back, the front positioning plate (324) is parallel to the rear positioning plate (325), the front positioning plate (324) and the rear positioning plate (325) are both positioned on the right side of the elastic buffer (321), the middle part of the limit stop rod (322) is movably arranged between the front positioning plate (324) and the rear positioning plate (325) in a penetrating way, the left end of the limit stop rod (322) is pressed on the movable end of the elastic buffer (321), the right end of the limit stop rod (322) is positioned below the limit ejector rod (312), and the right end of the limit stop rod (322) is arranged between two adjacent limit shafts (13) in a penetrating way, the hinge shaft (323) is longitudinally arranged on the middle part of the limit stop lever (322) in a penetrating manner, the front end and the rear end of the hinge shaft (323) are respectively arranged on the front positioning plate (324) and the rear positioning plate (325) in a penetrating manner, one end of the jacking spring (326) is connected to the bottom surface of the support plate frame (22), the other end of the jacking spring (326) is connected to the right end of the limit stop lever (322), the jacking spring (326) is also in a compressed state, the safety stop (327) is arranged between the front positioning plate (324) and the rear positioning plate (325), the front end and the rear end of the safety stop (327) are respectively fixed on the front positioning plate (324) and the rear positioning plate (325), and the safety stop (327) is positioned below the limit stop lever (322);

the limiting and guiding assembly (4) comprises a front positioning rod (41), a front guide wheel (42), a front bolt (43), a rear positioning rod (44), a rear guide wheel (45) and a rear bolt (46), wherein the front guide wheel (42) can be rotatably arranged at one end of the front positioning rod (41), the other end of the front positioning rod (41) is fixed on the front wall of the bearing plate frame (22) through the front bolt (43), the front guide wheel (42) can be rotatably embedded in the front vertical guide groove (14), the rotating center line of the front guide wheel (42) longitudinally extends, the rear guide wheel (45) can be rotatably arranged at one end of the rear positioning rod (44), the other end of the rear positioning rod (44) is fixed on the rear wall of the bearing plate frame (22) through the rear bolt (46), and the rear guide wheel (45) can be rotatably embedded in the rear vertical guide groove (15), the center line of rotation of the rear guide wheel (45) is also made to extend in the longitudinal direction.

2. The attached lifting scaffold structure of claim 1, wherein: a first limiting clamping groove (303) is formed in the top surface of the limiting top block (316), and the limiting sleeve (311) is movably embedded in the first limiting clamping groove (303).

3. The attached lifting scaffold structure of claim 1, wherein: and a second limiting clamping groove (304) is formed in the end face of the other end of the limiting ejector rod (312), and the second limiting clamping groove (304) is movably clamped on the limiting shaft (13).

4. The attached lifting scaffold structure of claim 1, wherein: the hole wall of the limiting hole (301) is provided with a first convex ring part (305), the circumferential surface of one end of the limiting ejector rod (312) is provided with a second convex ring part (306), the second convex ring part (306) is located below the external thread (302), and the second convex ring part (306) is located on the inner side of the first convex ring part (305).

5. The attached lifting scaffold structure of claim 1, wherein: and a third limiting clamping groove (307) is formed in the top surface of the right end of the limiting stop lever (322), and the limiting shaft (13) can movably act on the third limiting clamping groove (307).

6. The attached lifting scaffold structure of claim 1, wherein: the elastic buffer (321) comprises a positioning block (310), a jacking block (320) and a buffer spring (330), wherein a mounting hole (340) is formed in the bottom surface of the positioning block (310), a third convex ring part (350) is formed in the hole wall of the mounting hole (340), a fourth convex ring part (360) is formed in the circumferential surface of one end of the jacking block (320), the buffer spring (330) is arranged in the mounting hole (340), one end of the jacking block (320) movably penetrates through the mounting hole (340), the fourth convex ring part (360) is located on the inner side of the third convex ring part (350), and two ends of the buffer spring (330) are respectively and elastically jacked on the hole bottom of the mounting hole (340) and one end face of the jacking block (320); the positioning block (310) is fixed on the bottom surface of the supporting plate frame (22), and the left end of the limiting stop lever (322) is pressed against the other end of the pressing block (320).

7. The attached lifting scaffold structure of claim 6, wherein: and a limiting convex part (370) is arranged on the top surface of the left end of the limiting stop lever (322), and the limiting convex part (370) is positioned on the left side of the positioning block (310).

8. The attached lifting scaffold structure of claim 1, wherein: spacing groove (221), back spacing groove (222) before having seted up on the front and back surface of bearing plate frame (22) respectively to make preceding spacing groove (221) and back spacing groove (222) all transversely extend to the right surface of bearing plate frame (22), the other end of preceding locating lever (41) inlays and adorns in preceding spacing groove (221), and locks behind vertical through bearing plate frame (22) and preceding locating rod (41) with two preceding bolts (43), the other end of back locating lever (44) inlays and adorns in back spacing groove (222), and locks behind vertical through bearing plate frame (22) and back locating lever (44) with two back bolts (46).