Adaptive space type combined assembly ramp for public building transformation

By combining modular support plates and adjustment mechanisms, the problems of inconvenient installation and non-adjustable inclination of ramps in public buildings are solved, achieving rapid installation and stable connection, and making it suitable for various public building environments.

CN223661233UActive Publication Date: 2025-12-12车颖
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Patent Information

Application Number
CN202520034781.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-08
Publication Date
2025-12-12
Estimated Expiration
2035-01-08

AI Technical Summary

Technical Problem

Existing public building ramps are inconvenient to install and dismantle, and their fixed inclination makes installation complicated and their applicability limited.

Method used

The ramp utilizes an assembled support plate, angle adjustment mechanism, support height adjustment mechanism, and stable connection mechanism. Through the combination of support plate fixing bolts, angle adjustment blocks, support height adjustment mechanism, and stable connection mechanism, the ramp can be quickly installed, and its angle and height can be adjusted and stably connected.

Benefits of technology

It enables rapid installation and disassembly of ramps, and allows for adjustment of slope and height as needed, making it suitable for various public building environments and improving installation efficiency and stability.

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Patent Text Reader

Abstract

The utility model discloses an adaptive space type combined assembly ramp for public building transformation, and relates to the technical field of buildings. A plurality of angle adjusting mechanisms are symmetrically installed at the bottom of the assembled supporting plate body, supporting height adjusting mechanisms are installed at the lower ends of the angle adjusting mechanisms, and every two adjacent supporting height adjusting mechanisms are connected through a stable connecting mechanism. Assembled installation is achieved, meanwhile, the gradient can be adjusted, rapid installation and disassembly can be achieved conveniently, and meanwhile emergency use can be achieved; assembling is achieved through mutual butt joint of the assembled supporting plate bodies, installation can be conducted according to the needed length during assembling, and the application range is wide. Angle adjustment is achieved through the angle adjusting mechanism, the supporting angle can be conveniently adjusted according to the gradient, and supporting of the supporting height adjusting mechanism can be achieved; connection of the supporting height adjusting mechanisms is achieved through the stable connecting mechanism, and the stable performance among the multiple supporting height adjusting mechanisms can be improved.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building, specifically relates to a public building reconstruction is with adaptation space formula combination assembly ramp. BACKGROUND

[0002] Public building refers to the building for people to carry out various public activities. Generally includes office building, commercial building, tourism building, science and education, health and hygiene building, communication building, transportation building and the like. And the existing public building needs temporary ramp, when installing ramp, the following problems will appear:

[0003] I. The ramp is integral, when using, needs to be carried and fixed by many people, leading to inconvenient ramp installation and disassembly, and wasting time.

[0004] II. The inclination of the ramp is fixed, and the inclination cannot be adjusted according to the height of the step, leading to that only fixed inclination can be installed, and it is not easy to operate, and when the length is limited under specific environment, it cannot be installed. UTILITY MODEL CONTENTS

[0005] In order to solve the problems mentioned in the background art, the utility model aims at providing a public building reconstruction is with adaptation space formula combination assembly ramp.

[0006] The utility model discloses a public building reconstruction is with adaptation space formula combination assembly ramp, including assembly type support plate body, support plate fixed pin, angle adjusting mechanism, support height adjusting mechanism, stable connecting mechanism, a plurality of assembly type support plate bodies are connected through support plate fixed pin between, the bottom of assembly type support plate body is symmetrically installed with a plurality of angle adjusting mechanisms, the lower end of angle adjusting mechanism is installed with support height adjusting mechanism, and adjacent two support height adjusting mechanisms are connected through stable connecting mechanism.

[0007] As preferred, the assembly type support plate body includes a support plate and an anti-skid body, the upper end surface of the support plate is uniformly provided with a plurality of anti-skid bodies, the upper surface of the front end of the support plate is provided with an inner recessed upper assembly groove, a plurality of inner recessed positioning grooves are formed on the upper assembly groove, a through mounting hole is formed in the middle of the positioning groove, an inner recessed lower assembly groove is formed in the bottom of the rear end of the support plate, a plurality of positioning columns are arranged on the lower assembly groove, and a connecting thread hole is formed in the middle of the positioning column.

[0008] As preferred, the anti-skid body is a right-angle triangular body.

[0009] As preferred, the angle adjusting mechanism comprises an angle adjusting block, a connecting sleeve, a rotating shaft, a connecting frame, and an adjusting bolt; the upper end surface of the angle adjusting block is provided with the connecting sleeve, the rotating shaft is connected in the connecting sleeve, the two ends of the rotating shaft are provided with the connecting frame, the front and rear sides of the angle adjusting block are provided with adjusting threaded holes, and the adjusting threaded holes are provided with the adjusting bolt.

[0010] As preferred, the bottom of the angle adjusting block is provided with an inner recessed T-shaped insertion slot, one end of the T-shaped insertion slot is a closed end, and the other end of the T-shaped insertion slot is an open end.

[0011] As preferred, the support height adjusting mechanism comprises a support base, a support outer tube, a support inner tube, a support locking bolt, a T-shaped insertion block, and an insertion block locking bolt; the upper end surface of the support base is provided with the support outer tube, the inside of the support outer tube is movably connected with the support inner tube, the outer upper side of the support outer tube is connected with the support locking bolt, the upper end of the support inner tube is provided with the T-shaped insertion block, and one side or both sides of the T-shaped insertion block are provided with the insertion block locking bolt.

[0012] As preferred, the support base is provided with a fixing through hole, and the bottom of the support base is provided with an anti-skid layer.

[0013] As preferred, the stable connecting mechanism comprises a fixator, a connecting screw sleeve, a connecting screw rod, a connecting nut, and a rotating sleeve body; the rear end of the connecting screw sleeve is connected with the outer side wall of one fixator, the front side of the connecting screw sleeve is connected with the connecting screw rod, the connecting screw rod is provided with the connecting nut, the front end of the connecting screw rod is provided with the rotating sleeve body, and the rotating sleeve body is installed on the outer side wall of the other fixator.

[0014] As preferred, the fixator comprises a semicircle body, a connecting lug, a connecting lug locking bolt, and an anti-skid pad; the two ends of the two semicircle bodies are provided with the connecting lug, the two connecting lugs are connected through the connecting lug locking bolt, and the inner side walls of the two semicircle bodies are provided with the anti-skid pad.

[0015] As preferred, the rotating sleeve body comprises a fixed outer sleeve and a rotating inner core; the inside of the fixed outer sleeve is provided with a T-shaped rotating slot, and the rotating inner core is arranged in the T-shaped rotating slot.

[0016] Compared with the prior art, the utility model has the advantages that the utility model discloses a corresponding and adaptive general combined ramp form suitable for public building reconstruction, can be adapted to unified reconstruction of large-scale public buildings, standardizes the unified treatment mode of the combined ramp, is favorable for improving assembly quality, is favorable for promoting lightweight, simple and green building reconstruction, saves building design steps, simplifies design ideas and improves the unified design mode.

[0017] I. the assembly type support plate body is mutually butted to realize assembly, and the assembly can be installed according to the required length, and the application range is wide.

[0018] II. the angle adjusting mechanism is used to realize the adjustment of the angle, the angle of the support can be adjusted according to the gradient, the support height adjusting mechanism can be supported, the support height adjusting mechanism can adjust the height of the support, and the support is stable.

[0019] III. the stable connecting mechanism is used to realize the connection of the support height adjusting mechanism, and the stable performance between the plurality of support height adjusting mechanisms can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to facilitate the description, the utility model is described in detail by the following specific embodiments and drawings.

[0021] Figure 1 It is the structural schematic diagram of the utility model;

[0022] Figure 2 It is the structural schematic diagram of the assembly type support plate body in the utility model;

[0023] Figure 3 It is the bottom view of the support plate in the utility model;

[0024] Figure 4 It is the structural schematic diagram of the angle adjusting mechanism in the utility model;

[0025] Figure 5 It is the bottom view of the angle adjusting block in the utility model;

[0026] Figure 6 It is the structural schematic diagram of the support height adjusting mechanism in the utility model;

[0027] Figure 7 It is the structural schematic diagram of the stable connecting mechanism in the utility model;

[0028] Figure 8 It is the structure schematic view of the fixed device in the utility model;

[0029] Figure 9 It is the structure schematic view of the rotating sleeve body in the utility model.

[0030] In the drawing: 1 - assembled support plate body; 2 - support plate fixing bolt; 3 - angle adjusting mechanism; 4 - support height adjusting mechanism; 5 - stable connecting mechanism;

[0031] 1-1 - support plate; 1-2 - antiskid body; 1-3 - upper assembly groove; 1-4 - lower assembly groove; 1-5 - positioning groove; 1-6 - mounting hole; 1-7 - positioning column; 1-8 - connecting screw hole;

[0032] 3-1 - angle adjusting block; 3-2 - connecting sleeve; 3-3 - rotating shaft; 3-4 - connecting frame; 3-5 - adjusting bolt;

[0033] 3-11 - T-shaped insertion groove; 3-12 - adjusting screw hole;

[0034] 4-1 - support base; 4-2 - support outer tube; 4-3 - support inner tube; 4-4 - support locking bolt; 4-5 - T-shaped insertion block; 4-6 - insertion block locking bolt;

[0035] 4-11 - fixed through hole;

[0036] 5-1 - fixed device; 5-2 - connecting screw sleeve; 5-3 - connecting screw rod; 5-4 - connecting nut; 5-5 - rotating sleeve body;

[0037] 5-11 - semicircle body; 5-12 - connecting lug; 5-13 - connecting lug locking bolt; 5-14 - antiskid pad;

[0038] 5-51 - fixed outer sleeve; 5-52 - rotating inner core. DETAILED DESCRIPTION

[0039] To make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following specific embodiments shown in the drawings are used to describe the utility model. However, it should be understood that these descriptions are only exemplary, and not to limit the scope of the utility model. The structure, proportion, size etc. shown in the drawings of the specification are only used to cooperate with the content disclosed in the specification, to be understood and read by the person skilled in the art, and not to limit the limiting conditions that the utility model can be implemented, so it does not have the substantial meaning of technology, any modification of structure, change of proportion relationship or adjustment of size, without affecting the effect and purpose that the utility model can produce, should still fall within the range covered by the technical content disclosed by the utility model. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0040] It should also be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and / or processing steps closely related to the solution according to the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0041] like Figures 1 to 9 As shown, this specific embodiment uses an assembly method to achieve rapid assembly of the support plate 1-1, facilitating assembly to the required length. Specifically, the following technical solution is adopted: it includes an assembly-type support plate body 1 and support plate fixing bolts 2; several assembly-type support plate bodies 1 are connected by support plate fixing bolts 2, facilitating assembly according to the required length, such as... Figure 2 , 3 As shown, the assembled support plate 1 includes a support plate 1-1 and anti-slip bodies 1-2. Several anti-slip bodies 1-2 are evenly installed on the upper surface of the support plate 1-1. The anti-slip bodies 1-2 improve slip resistance and prevent slipping. Each anti-slip body 1-2 is a right-angled triangular prism. A recessed upper assembly groove 1-3 is formed on the upper surface of the front end of the support plate 1-1. Several recessed positioning grooves 1-5 are formed on the upper assembly groove 1-3. The positioning grooves 1-5 can position the positioning posts 1-7. A through-hole is formed in the middle of each positioning groove 1-5. Mounting hole 1-6, the bottom of the rear end of support plate 1-1 is provided with a recessed lower assembly groove 1-4, and several positioning posts 1-7 are provided on the lower assembly groove 1-4. The middle of the positioning post 1-7 is provided with a connecting threaded hole 1-8. During assembly, the upper assembly groove 1-3 of one support plate 1-1 is aligned with the lower assembly groove 1-4 of another support plate 1-1, so that the positioning post 1-7 is placed in the positioning groove 1-5. At this time, the support plate fixing bolt 2 passes through the mounting hole 1-6 and is connected to the connecting threaded hole 1-8 on the positioning post 1-7.

[0042] like Figure 1 As shown, in this specific embodiment, the angle and height of the support can be adjusted according to the slope inclination, which has a wide range of applications. The specific technical solution adopted is as follows: including an angle adjustment mechanism 3 and a support height adjustment mechanism 4; several angle adjustment mechanisms 3 are symmetrically installed at the bottom of the assembled support plate 1, and a support height adjustment mechanism 4 is installed at the lower end of the angle adjustment mechanism 3. The angle is adjusted by the angle adjustment mechanism 3, and the support height adjustment mechanism 4 can adjust the support height.

[0043] As stated above, Figure 4 , Figure 5As shown, the angle adjustment mechanism 3 in the embodiment is used to adjust the angle, and the specific structure is that the angle adjustment mechanism 3 comprises an angle adjustment block 3-1, a connecting sleeve 3-2, a rotating shaft 3-3, a connecting frame 3-4, and an adjusting bolt 3-5; the upper end surface of the angle adjustment block 3-1 is provided with the connecting sleeve 3-2, the rotating shaft 3-3 is connected in the connecting sleeve 3-2, the rotating shaft 3-3 can rotate in the connecting sleeve 3-2, the two ends of the rotating shaft 3-3 are provided with the connecting frame 3-4, the connecting frame 3-4 is connected with the bottom of the supporting plate 1-1, the front and rear sides of the angle adjustment block 3-1 are both provided with adjusting threaded holes 3-12, the adjusting threaded holes 3-12 are provided with the adjusting bolt 3-5, and the adjusting bolt 3-5 can adjust the angle of the angle adjustment block 3-1, as shown in Figure 5 As shown, the bottom of the angle adjustment block 3-1 is provided with a concave T-shaped plug-in groove 3-11, the cross-sectional shape of the T-shaped plug-in groove 3-11 along the thickness direction is T-shaped, the T-shaped plug-in groove 3-11 is open at the outer end and closed at the inner end, belongs to a groove structure form with one end open and the other end closed, and the shape and structure of the T-shaped plug-in groove 3-11 are more conducive to the stable fixing process of the supporting height adjustment mechanism 4, so that the quick and stable connection process is realized.

[0044] As shown, Figure 6 As shown, the supporting height adjustment mechanism 4 in the embodiment is used to adjust the supporting height, and the specific structure is that the supporting height adjustment mechanism 4 comprises a supporting base 4-1, a supporting outer tube 4-2, a supporting inner tube 4-3, a supporting locking bolt 4-4, a T-shaped plug-in block 4-5, and a plug-in block locking bolt 4-6; the upper end surface of the supporting base 4-1 is provided with the supporting outer tube 4-2, the supporting base 4-1 is supported on the ground, the inside of the supporting outer tube 4-2 is movably connected with the supporting inner tube 4-3, the supporting inner tube 4-3 can slide in the supporting outer tube 4-2, the height of the support can be adjusted, the outer upper side of the supporting outer tube 4-2 is connected with the supporting locking bolt 4-4, the supporting locking bolt 4-4 can lock the supporting inner tube 4-3, the upper end of the supporting inner tube 4-3 is provided with the T-shaped plug-in block 4-5, one side or both sides of the T-shaped plug-in block 4-5 are provided with the plug-in block locking bolt 4-6, the T-shaped plug-in block 4-5 can be plugged into the angle adjustment block 3-1, and the T-shaped plug-in block 4-5 is locked through the plug-in block locking bolt 4-6; the supporting base 4-1 is provided with a fixed through hole 4-11, the fixed through hole 4-11 can fix the supporting base 4-1, and the bottom of the supporting base 4-1 is provided with an anti-skid layer, which can prevent slipping when supporting.

[0045] As shown, Figure 1As shown, the stability between the support height adjusting mechanisms 4 is improved by the stable connecting mechanism 5 in the embodiment, so that the phenomenon of shaking or displacement after supporting is not prone to occur, and the following technical solutions are adopted: the stable connecting mechanism 5 is arranged; two adjacent support height adjusting mechanisms 4 are connected through the stable connecting mechanism 5, and the stable connecting mechanism 5 can improve the stability of the support height adjusting mechanism 4; as shown Figure 7 As shown, the stable connecting mechanism 5 comprises a fixing device 5-1, a connecting screw sleeve 5-2, a connecting screw rod 5-3, a connecting nut 5-4, and a rotating sleeve body 5-5; the rear end of the connecting screw sleeve 5-2 is connected with the outer side wall of a fixing device 5-1, the fixing device 5-1 can be installed on the outer side wall of the support outer tube 4-2, the front side of the connecting screw sleeve 5-2 is connected with the connecting screw rod 5-3, the connecting screw rod 5-3 can rotate in the connecting screw sleeve 5-2, which is convenient for adjusting the length, the connecting nut 5-4 is installed on the connecting screw rod 5-3, the connecting nut 5-4 can lock the connecting screw rod 5-3, and the front end of the connecting screw rod 5-3 is installed with the rotating sleeve body 5-5, which is installed on the outer side wall of another fixing device 5-1, as shown Figure 8 As shown, the fixing device 5-1 comprises a semicircle body 5-11, a connecting lug 5-12, a connecting lug locking bolt 5-13, and an anti-skid pad 5-14; the two ends of the two semicircle bodies 5-11 are both installed with the connecting lug 5-12, the two connecting lugs 5-12 are connected through the connecting lug locking bolt 5-13, the two semicircle bodies 5-11 can be quickly installed and disassembled, and the inner side walls of the two semicircle bodies 5-11 are both installed with the anti-skid pad 5-14, which can improve the anti-skid property, as shown Figure 9 As shown, the rotating sleeve body 5-5 comprises a fixed outer sleeve 5-51 and a rotating inner core 5-52; the fixed outer sleeve 5-51 is internally provided with a T-shaped rotating groove, the rotating inner core 5-52 is arranged in the T-shaped rotating groove, the rotating inner core 5-52 can rotate in the fixed outer sleeve 5-51, and the rotating inner core 5-52 is T-shaped.

[0046] The working principle of the specific embodiment is that: in use, the length is measured according to the installation position as required, the assembly of the assembled support plate body 1 is realized according to the length, when assembling, the lower assembly groove 1-4 of one support plate 1-1 is connected with the upper assembly groove 1-3 of another support plate 1-1, and the positioning column 1-7 is arranged in the positioning groove 1-5, at this time, the support plate fixing bolt 2 is inserted into the mounting hole 1-6 and connected with the connecting threaded hole 1-8 in the positioning column 1-7, at this time, the assembly of the support plate 1-1 is completed, after the assembly is completed, the support height adjusting mechanism 4 is installed on the angle adjusting mechanism 3, when installing, the T-shaped plug-in block 4-5 is plugged into the T-shaped plug-in groove 3-11 of the angle adjusting block 3-1, and the plug-in block locking bolt 4-6 is used to fix the T-shaped plug-in block 4-5, after fixing is completed, the angle is adjusted, the adjusting bolt 3-5 is used to realize the adjustment, when adjusting, the two adjusting bolts 3-5 are loosened, so that the support height adjusting mechanism 4 is vertically downward under the action of gravity, at this time, the two adjusting bolts 3-5 are locked, then the support height adjusting mechanism 4 is used to realize the adjustment of the support height, when adjusting, the support locking bolt 4-4 is loosened, the support outer tube 4-2 moves downward, and is supported on the ground through the support base 4-1, at this time, the support locking bolt 4-4 is locked, when the support height adjusting mechanism 4 is adjusted, the stable connecting mechanism 5 is connected with the two adjacent support height adjusting mechanisms 4, when connecting, the semicircle body 5-11 of the fixator 5-1 is disassembled and installed on the support outer tube 4-2, the length of the connection is adjusted by rotating the connecting screw 5-3, when the two fixators 5-1 are installed on the two adjacent support outer tubes 4-2, the connecting nut 5-4 is locked.

[0047] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalents of the claims are intended to be embraced therein.

[0048] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. An adaptive space type combined assembly ramp for public building renovation, characterized by: The utility model provides a kind of assembled support plate body (1), support plate fixed peg (2), angle adjusting mechanism (3), support height adjusting mechanism (4), stable connecting mechanism (5);Several assembled support plate bodies (1) are connected by support plate fixed peg (2) between the support plate body (1), the bottom of assembled support plate body (1) is symmetrically equipped with several angle adjusting mechanisms (3), the lower end of angle adjusting mechanism (3) is equipped with support height adjusting mechanism (4), and adjacent two support height adjusting mechanisms (4) are connected by stable connecting mechanism (5).

2. A space-adapted combined assembly ramp for public building renovation according to claim 1, characterized in that: The assembled support plate body (1) includes support plate (1-1), anti-skid body (1-2);The upper end surface of support plate (1-1) is uniformly equipped with several anti-skid bodies (1-2), the upper surface of the front end of support plate (1-1) is provided with concave upper assembly slot (1-3), several concave positioning grooves (1-5) are provided on the upper assembly slot (1-3), the middle part of the positioning groove (1-5) is provided with through mounting hole (1-6), the bottom of the rear end of support plate (1-1) is provided with concave lower assembly slot (1-4), the lower assembly slot (1-4) is provided with several positioning columns (1-7), and the middle part of the positioning column (1-7) is provided with connecting thread hole (1-8).

3. A space-adapted combined assembly ramp for public building renovation according to claim 2, characterized in that: The anti-skid body (1-2) is a right-angle triangular body.

4. The adaptive space combined assembly ramp for public building renovation according to claim 1, characterized in that: The angle adjusting mechanism (3) includes angle adjusting block (3-1), connecting sleeve (3-2), rotating shaft (3-3), connecting frame (3-4), adjusting bolt (3-5);The upper end surface of angle adjusting block (3-1) is equipped with connecting sleeve (3-2), rotating shaft (3-3) is connected in connecting sleeve (3-2), the both ends of rotating shaft (3-3) are equipped with connecting frame (3-4), and the front and rear sides of angle adjusting block (3-1) are provided with adjusting thread hole (3-12), and adjusting bolt (3-5) is installed in adjusting thread hole (3-12).

5. A space-adapted combined assembly ramp for public building renovation according to claim 4, characterized in that: The bottom of the angle adjusting block (3-1) is provided with concave T-shaped plug-in slot (3-11), one end of the T-shaped plug-in slot (3-11) is a closed end, and the other end of the T-shaped plug-in slot (3-11) is an open end.

6. A space-adapted combined assembly ramp for public building renovation according to claim 1, characterized in that: The support height adjusting mechanism (4) includes support base (4-1), support outer tube (4-2), support inner tube (4-3), support locking bolt (4-4), T-shaped plug-in block (4-5), plug-in block locking bolt (4-6);The upper end surface of support base (4-1) is equipped with support outer tube (4-2), the inside of support outer tube (4-2) is movably connected with support inner tube (4-3), the outer upper side of support outer tube (4-2) is connected with support locking bolt (4-4), the upper end of support inner tube (4-3) is equipped with T-shaped plug-in block (4-5), and the one side or both sides of T-shaped plug-in block (4-5) are equipped with plug-in block locking bolt (4-6).

7. A modular space-converted ramp for public building renovations according to claim 6, wherein: The support base (4-1) is provided with fixed through hole (4-11) on the upper end surface, and the bottom of the support base (4-1) is provided with an anti-skid layer.

8. The adaptive space combined assembly ramp for public building renovation according to claim 1, characterized in that: The stable connecting mechanism (5) comprises a fixer (5-1), a connecting screw sleeve (5-2), a connecting screw rod (5-3), a connecting nut (5-4) and a rotating sleeve body (5-5); the rear end of the connecting screw sleeve (5-2) is connected with the outer side wall of a fixer (5-1), the front side of the connecting screw sleeve (5-2) is connected with the connecting screw rod (5-3), the connecting screw rod (5-3) is installed with the connecting nut (5-4), the front end of the connecting screw rod (5-3) is installed with the rotating sleeve body (5-5), and the rotating sleeve body (5-5) is installed on the outer side wall of another fixer (5-1).

9. A modular space-converted ramp for public building renovations according to claim 8, wherein: The fixer (5-1) comprises a semicircle body (5-11), a connecting lug (5-12), a connecting lug locking pin (5-13) and an antiskid pad (5-14); the two ends of the two semicircle bodies (5-11) are both installed with the connecting lug (5-12), the two connecting lugs (5-12) are connected through the connecting lug locking pin (5-13), and the inner side walls of the two semicircle bodies (5-11) are both installed with the antiskid pad (5-14).

10. The adaptive space combined assembly ramp for public building renovation of claim 8, wherein: The rotating sleeve body (5-5) comprises a fixed outer sleeve (5-51) and a rotating inner core (5-52); the inside of the fixed outer sleeve (5-51) is provided with a T-shaped rotating groove, and the rotating inner core (5-52) is arranged in the T-shaped rotating groove; and the rotating inner core (5-52) is T-shaped.