CN219240289U - Temporary operation platform for bridge pier construction - Google Patents

Abstract

The application provides a bridge pier stud construction is with interim operation platform, including bottom layer platform and a plurality of upper strata platform, bottom layer platform and a plurality of upper strata platform is by supreme constitution multilayer interim operation platform of arranging down in proper order, bear the weight of the operating personnel through bottom bearing assembly and a plurality of upper strata, realize that many operating personnel multilayer operation simultaneously, very big improvement the operating efficiency, construction cost has been reduced, and, the bottom support is the integral support that the welding formed, and around the pier stud, upper strata support and be located the bottom layer platform or the upper strata platform welding position an organic whole of its lower floor, and around the pier stud, thereby guarantee interim operation platform's stability, reduce the potential safety hazard. The scaffold type operation platform solves the problems that the number of operators is limited greatly, certain potential safety hazards exist, and the construction efficiency and cost of the pier are seriously affected.

Description

Temporary operation platform for bridge pier construction

Technical Field

The application relates to the technical field of pier stud construction equipment, in particular to a temporary operation platform for bridge pier stud construction.

Background

Pier studs, i.e. lower load-bearing parts for carrying an upper structure in civil engineering. The cross section of the pier stud is mostly circular, and the pier stud also has elliptic, square, curved, parabolic and other special-shaped pier studs. Is an important component in the engineering of highway bridges, railway bridges, sidewalks and other bridges, overpasses, ramp bridges, overpasses and the like.

At present, a temporary bridge operation platform is constructed by mostly adopting a scaffold, personnel stand on the temporarily constructed scaffold for construction, the construction is greatly limited on the number of personnel, and certain potential safety hazards exist in the construction of the scaffold, so that the construction efficiency and cost of pier columns are seriously influenced.

Disclosure of Invention

The embodiment of the application provides a bridge pier stud construction is with interim operation platform, constitute the interim operation platform of multilayer by arranging down supreme in proper order through bottom layer platform and a plurality of upper strata platform, bear the weight of the operating personnel through bottom bearing assembly and a plurality of upper strata, realize that many operating personnel multilayer operation simultaneously, very big improvement operating efficiency, reduced construction cost, and, the bottom support is the integral support that the welding formed, and around the pier stud, upper strata support and bottom platform or upper strata platform welding position an organic whole that is located its lower floor, and around the pier stud, thereby guarantee interim operation platform's stability, reduce the potential safety hazard. The scaffold type operation platform solves the problems that the number of operators is limited greatly, certain potential safety hazards exist, and the construction efficiency and cost of the pier are seriously affected.

The embodiment of the application provides a temporary operation platform for bridge pier construction, which comprises a bottom layer platform and a plurality of upper layer platforms, wherein the bottom layer platform and the upper layer platforms are sequentially arranged from bottom to top to form a multi-layer temporary operation platform, and the bottom layer platform is positioned at the lowest layer of the multi-layer temporary operation platform;

the bottom layer platform comprises a bottom layer support and a bottom layer bearing assembly, wherein the bottom layer support is an integral support formed by welding, the bottom layer support surrounds the pier stud, the bottom layer bearing assembly is arranged on the bottom layer support, and the bottom layer bearing assembly is used for bearing operators;

the upper layer platform comprises an upper layer support and an upper layer bearing assembly, the upper layer support is integrated with the bottom layer platform or the upper layer platform which are positioned on the lower layer of the upper layer support in a welding position, the upper layer support surrounds the pier stud, the upper layer bearing assembly is arranged on the upper layer support, and the upper layer bearing assembly is used for bearing operators.

In a possible implementation manner, the bottom bracket comprises a plurality of bottom upright posts, a plurality of bottom diagonal rods and a plurality of connecting rods, wherein the bottom upright posts are vertically arranged on the outer wall of the bottom upright post, the bottom upright posts are uniformly distributed around the pier post, the bottom diagonal rods and the bottom upright posts are equal in number and correspond to each other one by one, the first ends of the bottom diagonal rods are fixedly connected with the first ends of the bottom upright posts, the second ends of the bottom diagonal rods extend towards the direction away from the ground and the pier post, the second ends of the bottom diagonal rods and the second ends of the bottom upright posts are positioned on the same plane perpendicular to the axis of the bottom upright posts, the connecting rods are sequentially and fixedly connected end to form a connecting ring surrounding the side wall of the pier post, and the connecting ring is positioned between the bottom upright posts and the bottom diagonal rods and fixedly connected with the bottom upright posts and the bottom diagonal rods;

the bottom bearing assembly comprises a plurality of bottom inner support rods, a plurality of bottom outer support rods and a plurality of bottom support plates, wherein the bottom inner support rods are sequentially connected end to form bottom inner support rings attached to the outer wall of the pier stud, the bottom inner support rings are fixedly arranged at the second ends of the bottom upright rods, the bottom outer support rods are sequentially connected end to form bottom outer support rings similar to the bottom inner support rings in shape, the bottom outer support rings are fixedly arranged at the second ends of the bottom diagonal rods, and the bottom support plates are uniformly paved between the bottom inner support rings and the bottom outer support rings.

In a feasible implementation mode, the upper bearing assembly comprises a plurality of upper inner supporting rods, a plurality of upper outer supporting rods and a plurality of upper supporting plates, wherein the upper inner supporting rods are sequentially connected end to form an upper inner supporting ring attached to the outer wall of the pier column, the upper outer supporting rods are sequentially connected end to form an upper outer supporting ring similar to the upper inner supporting ring in shape, and the upper supporting plates are uniformly paved between the upper inner supporting ring and the upper outer supporting ring;

the upper support comprises a plurality of upper upright posts and a plurality of upper inclined rods, the upper upright posts are vertically arranged around the pier stud, the first ends of the upper upright posts are fixed on the bottom layer inner supporting ring or the upper inner supporting ring positioned below the upper upright posts, and the second ends of the upper upright posts are fixed on the upper inner supporting ring on the same layer; the first ends of the upper inclined rods are fixed on the lower outer backing ring or the upper outer backing ring, and the second ends of the upper inclined rods are fixed on the upper outer backing ring.

In a possible implementation manner, the bottom upright post and the upper upright post are supporting upright posts, the bottom diagonal rod and the upper diagonal rod are diagonal angle steel, and the connecting rod is a fixed steel pipe.

In one possible implementation manner, each operation layer of the multi-layer temporary operation platform is provided with a safety barrier, and the safety barrier comprises a barrier framework and a barrier net arranged on the barrier framework;

the guardrail framework is fixedly arranged on the bottom outer supporting ring or the upper outer supporting ring of the same layer.

In one possible implementation, the safety barrier is provided with a sign, and the sign is fixed on the barrier skeleton of the safety barrier.

In a possible implementation manner, each operation layer of the multi-layer temporary operation platform is provided with a plurality of pass ports for operators to go up and down, and each pass port comprises a bottom pass port arranged on the bottom layer platform and an upper pass port arranged on the upper layer platform;

the bottom layer passing port is arranged on the bottom layer supporting plate or is formed by assembling a plurality of bottom layer supporting plates;

the upper layer passing port is arranged on the upper layer supporting plate or is formed by assembling a plurality of upper layer supporting plates.

In one possible implementation manner, the passing port is provided with a cat ladder, a first end of the cat ladder is abutted against the bottom surface or the bottom layer supporting plate or the upper layer supporting plate, and a second end of the cat ladder penetrates through the bottom layer passing port or the upper layer passing port.

In one possible implementation manner, the upper layer inner supporting ring and the lower layer inner supporting ring have equal outlines, the upper layer outer supporting ring has an outline larger than that of the lower layer outer supporting ring, the length of the upper layer supporting plate is larger than that of the lower layer supporting plate, namely, the area of the upper layer platform is larger than that of the lower layer platform, and the multi-layer temporary operation platform is in an inverted cone shape.

The temporary operation platform for bridge pier stud construction that this embodiment provided is arranged in proper order from bottom to top through bottom layer platform and a plurality of upper strata platform and is constituted multilayer temporary operation platform, bear the weight of the operating personnel through bottom bearing assembly and a plurality of upper strata and bear the weight of the operating personnel, realize that many operating personnel multilayer operation simultaneously, very big improvement operating efficiency, reduced construction cost, and, the bottom support is the integral support that the welding formed, and around the pier stud, upper strata support and bottom layer platform or upper strata platform welding position that is located its lower floor are integrative, and around the pier stud, thereby guarantee temporary operation platform's stability, reduce the potential safety hazard. The scaffold type operation platform solves the problems that the number of operators is limited greatly, certain potential safety hazards exist, and the construction efficiency and cost of the pier are seriously affected.

Drawings

Fig. 1 is a schematic structural diagram of a temporary work platform provided in the present application;

FIG. 2 is a partial front sectional view of FIG. 1;

FIG. 3 is a schematic view of the bottom layer carrier assembly and its connection structure in FIG. 2;

FIG. 4 is a cross-sectional view taken along the A-A plane in FIG. 2;

fig. 5 is a cross-sectional view of the B-B plane in fig. 2.

Reference numerals illustrate:

100-a bottom layer platform; 200-an upper platform; 300-safety barrier; 400-signboards; 500-climbing ladder;

110-a bottom layer support; 120-an underlying carrier assembly; 210-upper layer rack; 220-upper layer carrier assembly; 310-guard bar framework; 320-guard bar net;

111-bottom layer upright posts; 112-bottom diagonal; 113-a connecting rod; 121-a bottom layer inner supporting rod; 122-bottom layer outer support rods; 123-bottom layer pallet; 124-floor pass; 211-upper layer upright posts; 212-upper diagonal; 221-upper inner support rods; 222-upper outer support rods; 223-upper pallet; 224-upper layer traffic gate.

Detailed Description

In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

At present, a scaffold is mostly adopted for temporary bridge work platform construction, and the scaffold is a temporary building tool which is erected for workers to operate and solve vertical and horizontal transportation at a construction site. When the scaffold is used, the scaffold has poor construction stability, certain potential safety hazards exist, operators can only operate at the top of the scaffold, the number of operators is limited greatly, the operation efficiency is improved, and the construction cost is high.

The temporary operation platform for bridge pier construction provided by the embodiment of the application is formed by sequentially arranging the bottom layer platform 100 and the plurality of upper layer platforms 200 from bottom to top, the operation personnel are borne by the bottom layer bearing assembly 120 and the plurality of upper layer bearing assemblies 220, the simultaneous multi-layer operation of the plurality of operation personnel is realized, the operation efficiency is greatly improved, the construction cost is reduced, the bottom layer support 110 is an integral support formed by welding, the support is arranged around the pier, the upper layer support 210 is integrated with the bottom layer platform 100 or the upper layer platform 200 positioned at the lower layer of the support, and the support is arranged around the pier, so that the stability of the temporary operation platform is ensured, and the potential safety hazard is reduced. The scaffold type operation platform solves the problems that the number of operators is limited greatly, certain potential safety hazards exist, and the construction efficiency and cost of the pier are seriously affected.

The following describes in detail the specific structure of the temporary work platform provided in the present application with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a temporary work platform provided in the present application, and fig. 2 is a partial front sectional view of fig. 1. Referring to fig. 1-2, an embodiment of the present application provides a temporary operation platform for bridge pier construction, which includes a bottom layer platform 100 and a plurality of upper layer platforms 200, wherein the bottom layer platform 100 and the plurality of upper layer platforms 200 are sequentially arranged from bottom to top to form a multi-layer temporary operation platform, and the bottom layer platform 200 is located at the lowest layer of the multi-layer temporary operation platform;

the bottom layer platform 100 comprises a bottom layer support 110 and a bottom layer bearing assembly 120, the bottom layer support 110 is an integral support formed by welding, the bottom layer support 110 surrounds a pier column, if the outer wall of the pier column is comprehensively constructed, a certain gap exists between the bottom layer support 110 and the outer wall of the pier column, the use is convenient, if only a partial region of the pier column is constructed, the bottom layer support 110 can be attached to the outer wall of the pier column, so that the stability of the bottom layer support 110 is ensured, the bottom layer bearing assembly 120 is arranged on the bottom layer support 110, the bottom layer bearing assembly 120 is used for bearing operators, the operators stand on the bottom layer bearing assembly 120 and construct the pier column, the height of the bottom layer support 110 can be 1.8m, the operators can stand on the ground or a pier base, and the lower region of the pier column positioned on the bottom layer bearing assembly 120 is constructed;

the upper layer platform 200 comprises an upper layer support 210 and an upper layer bearing assembly 220, the upper layer support 210 is welded with the lower layer platform 100 or the upper layer platform 200 positioned below the upper layer support 210 into a whole, the upper layer support 210 surrounds the pier column, a certain distance exists between the upper layer support 210 and the outer wall of the pier column, or the upper layer support 210 is attached to the outer wall of the pier column, so that the stability of the upper layer support 210 is ensured, the upper layer bearing assembly 220 is arranged on the upper layer support 210, the upper layer bearing assembly 220 is used for bearing operators, and the height of the upper layer support 210 can be 1.8m;

according to the construction calculation of the height area of 0-1.8m, when only the bottom layer platform 100 is arranged, the operator can stand on the bottom surface and the bottom layer bearing assembly 120 for construction, and the operator can construct the height area of 0-3.6m of the pier stud, if the height of the actual construction pier stud is greater than 3.6m, the upper layer platform 200 can be arranged on the upper part of the bottom layer platform 100, the construction height of 1.8m can be increased according to each layer of upper layer platform 200 for calculation, and if the pier stud with the height of 6m is constructed, 2 upper layer platforms 200 can be arranged on the upper part of the bottom layer platform 100 in sequence, so that four construction areas from bottom to top are formed, each area is 1.8m, and the pier stud construction with the height of 6m is satisfied.

The temporary operation platform for bridge pier construction provided by the embodiment of the application is formed by sequentially arranging the bottom layer platform 100 and the plurality of upper layer platforms 200 from bottom to top, the operation personnel are borne by the bottom layer bearing assembly 120 and the plurality of upper layer bearing assemblies 220, the simultaneous multi-layer operation of the plurality of operation personnel is realized, the operation efficiency is greatly improved, the construction cost is reduced, the bottom layer support 110 is an integral support formed by welding, the support is arranged around the pier, the upper layer support 210 is integrated with the bottom layer platform 100 or the upper layer platform 200 positioned at the lower layer of the support, and the support is arranged around the pier, so that the stability of the temporary operation platform is ensured, and the potential safety hazard is reduced. The scaffold type operation platform solves the problems that the number of operators is limited greatly, certain potential safety hazards exist, and the construction efficiency and cost of the pier are seriously affected.

Fig. 3 is a schematic view of the bottom layer bearing assembly and its connection structure in fig. 2, fig. 4 is a cross-sectional view of the surface A-A in fig. 2, referring to fig. 2-4, in some embodiments, the bottom layer support 110 includes a plurality of bottom layer uprights 111, a plurality of bottom layer diagonal rods 112 and a plurality of connecting rods 113, the plurality of bottom layer uprights 111 are vertically arranged around the outer wall of the pier column, the bottom layer uprights 111 are attached to the outer wall of the pier column or have a certain interval, the plurality of bottom layer uprights 111 are uniformly distributed around the pier column, the plurality of bottom layer diagonal rods 112 are equal in number and correspond to the plurality of bottom layer uprights 111 one by one, first ends of the plurality of bottom layer diagonal rods 112 are fixedly connected with the first ends of the opposite bottom layer uprights 111, namely, the bottom layer diagonal rods 112 are welded with the bottom ends of the opposite bottom layer uprights 111 to form a V-shaped support, as shown in fig. 4, the inclination angle of the bottom inclined rods 112 can be 45 degrees, the second ends of the bottom inclined rods 112 and the second ends of the bottom upright rods 111 are positioned on the same plane perpendicular to the axis of the bottom upright rods 111, namely, the upper ends of the bottom inclined rods 112 and the bottom upright rods 111 are positioned on the same horizontal plane, and the connecting rods 113 are sequentially and fixedly connected end to form a connecting ring surrounding the side wall of the pier column, as shown in fig. 4, the section of the pier column is rectangular, the connecting ring formed by welding the connecting rods 113 is a square ring, the connecting ring is positioned between the bottom upright rods 111 and the bottom inclined rods 112, the connecting ring is fixedly connected with the bottom upright rods 111 and the bottom inclined rods 112, and a plurality of V-shaped brackets are connected through the square ring, so that the stability of the V-shaped brackets is improved, and the stability of the bottom bracket 110 is further ensured;

the bottom bearing assembly 120 comprises a plurality of bottom inner supporting rods 121, a plurality of bottom outer supporting rods 122 and a plurality of bottom supporting plates 123, as shown in fig. 3, the bottom supporting plates 123 are conventional supporting plates and can be wood plates, the bottom inner supporting rods 121 and the bottom outer supporting rods 122 are made of metal materials, the longitudinal sections of the bottom inner supporting rods 121 and the bottom outer supporting rods 122 are opposite L-shaped, so that the bottom supporting plates 123 are supported, the bottom inner supporting rods 121 are sequentially connected end to form bottom inner supporting rings attached to the outer walls of pier columns, the bottom inner supporting rings are fixedly arranged at the second ends of the bottom upright rods 111, namely, the top ends of the bottom upright rods 111 are welded, the bottom outer supporting rods 122 are sequentially connected end to form bottom outer supporting rings similar to the bottom inner supporting rings, the bottom outer supporting rings are fixedly arranged at the second ends of the bottom inclined rods 112, namely, the bottom outer supporting rings are welded at the bottom ends of the bottom inclined rods 112, the bottom inner supporting plates 123 are uniformly paved between the bottom inner supporting rings and the bottom outer supporting rings, and the bottom supporting plates 123 bear operators.

Referring to fig. 1-3, in some embodiments, the upper layer bearing assembly 220 includes a plurality of upper layer inner supporting rods 221, a plurality of upper layer outer supporting rods 222 and a plurality of upper layer supporting plates 223, the plurality of upper layer inner supporting rods 221 are sequentially connected end to form an upper layer inner supporting ring attached to the outer wall of the pier column, the plurality of upper layer outer supporting rods 222 are sequentially connected end to form an upper layer outer supporting ring similar to the upper layer inner supporting ring in shape, the plurality of upper layer supporting plates 223 are uniformly laid between the upper layer inner supporting ring and the upper layer outer supporting ring, and the upper layer bearing assembly 220 is similar to the bottom layer bearing assembly 120 in structural principle, which is not repeated herein;

the upper bracket 210 includes a plurality of upper upright posts 211 and a plurality of upper inclined rods 212, the plurality of upper upright posts 211 are vertically arranged around the pier stud, the first ends of the plurality of upper upright posts 211 are fixed on the bottom layer inner supporting ring or the upper inner supporting ring positioned below the upper upright posts 211, i.e. the top ends of the upper upright posts 211 are welded on the bottom layer inner supporting rod 121 positioned below the upper upright posts or welded on the upper layer inner supporting rod 221 positioned below the upper upright posts, the specific welding positions can be shown by referring to fig. 3, the welding positions are the upper ends of the inner supporting rods, and the second ends of the plurality of upper upright posts 211 are fixed on the same layer inner supporting ring, i.e. the upper ends of the upper upright posts 211 are welded on the lower surface of the same layer of the upper layer inner supporting rod 221;

the first ends of the upper inclined rods 212 are fixed on the lower outer supporting ring or the upper outer supporting ring, namely, the bottom ends of the upper inclined rods 212 are welded on the upper surface of the lower outer supporting rod 122 or the upper surface of the upper outer supporting rod 222, respectively, and the second ends of the upper inclined rods 212 are fixed on the same upper outer supporting ring, namely, the upper ends of the upper inclined rods 212 are welded on the lower surface of the same upper outer supporting rod 222, respectively, so that the connection stability of the upper support 210 and the lower support 110 or the upper support 210 is ensured.

Referring to fig. 2-4, in some embodiments, the bottom upright 111 and the upper upright 211 are supporting uprights, the bottom diagonal 112 and the upper diagonal 212 are diagonal angles, the connecting rod 113 is a fixed steel pipe, and the adjacent bracket connecting pieces are connected by welding, although other manners are also possible, and welding is preferable for ensuring stability.

FIG. 5 is a cross-sectional view of the B-B side of FIG. 2, and with reference to FIGS. 2-5, in some embodiments, each work level of the multi-level temporary work platform is provided with a safety barrier 300, the safety barrier 300 including a barrier framework 310 and a barrier mesh 320 disposed on the barrier framework 310;

the guardrail skeleton 310 is fixedly arranged on the bottom outer supporting ring or the upper outer supporting ring of the same layer, the guardrail skeleton 310 is made of metal, as shown in fig. 3, the guardrail skeleton 310 is welded on the upper surface of the bottom outer supporting rod 122 or the upper outer supporting rod 222, a plurality of guardrail skeletons 310 are welded to form a square matched with the pier stud, the guardrail net 320 is a conventional purse net, and the guardrail net 320 is arranged on the guardrail skeleton 310, so that the operation safety is improved, and the falling of operators is prevented.

Referring to fig. 1 and 5, in some embodiments, the safety barrier 300 is provided with a sign 400, the sign 400 is used to advertise a construction tagline, and the sign 400 is fixed to the barrier skeleton 310 of the safety barrier 300.

Referring to fig. 2 and 5, in some embodiments, each working layer of the multi-layer temporary working platform is provided with a plurality of access openings for operators to go up and down, and the access openings may be rectangular, and include a bottom layer access opening 124 provided on the bottom layer platform 100 and an upper layer access opening 224 provided on the upper layer platform 200;

the bottom layer passing port 124 is arranged on the bottom layer supporting plate 123, and can be formed by opening a large bottom layer supporting plate 123 or by assembling a plurality of bottom layer supporting plates 123;

the upper layer passage 224 is disposed on the upper layer supporting plate 223, and may be formed by opening a large upper layer supporting plate 223, or may be formed by assembling a plurality of upper layer supporting plates 223.

The passing port is provided with a climbing ladder 500, the first end of the climbing ladder 500 is abutted against the bottom surface or the bottom layer supporting plate 123 or the upper layer supporting plate 223, and the second end of the climbing ladder 500 penetrates through the bottom layer passing port 124 or the upper layer passing port 224, so that operators can conveniently go back and forth between a plurality of operation layers.

Referring to fig. 1, in some embodiments, the upper layer inner support ring and the bottom layer inner support ring have equal profiles, the profile of the upper layer outer support ring is greater than the profile of the bottom layer outer support ring, the length of the upper layer support plate 223 is greater than the length of the bottom layer support plate 123, i.e. the area of the upper layer platform 200 is greater than the area of the bottom layer platform 100, and the multi-layer temporary working platform is in an inverted cone shape, so that the upper space is fully utilized, the movable space of the working personnel is gradually increased, and the construction operation is facilitated.

It is to be understood that, based on the several embodiments provided in the present application, those skilled in the art may combine, split, reorganize, etc. the embodiments of the present application to obtain other embodiments, where none of the embodiments exceed the protection scope of the present application.

The foregoing detailed description of the embodiments of the present application has further described the objects, technical solutions and advantageous effects thereof, and it should be understood that the foregoing is merely a specific implementation of the embodiments of the present application, and is not intended to limit the scope of the embodiments of the present application, and any modifications, equivalent substitutions, improvements, etc. made on the basis of the technical solutions of the embodiments of the present application should be included in the scope of the embodiments of the present application.

Claims (9)

1. The utility model provides a bridge pier construction is with interim operation platform which characterized in that: the multi-layer temporary operation platform comprises a bottom layer platform (100) and a plurality of upper layer platforms (200), wherein the bottom layer platform (100) and the upper layer platforms (200) are sequentially arranged from bottom to top to form a multi-layer temporary operation platform, and the bottom layer platform (100) is positioned at the lowest layer of the multi-layer temporary operation platform;

the bottom layer platform (100) comprises a bottom layer support (110) and a bottom layer bearing assembly (120), wherein the bottom layer support (110) is an integral support formed by welding, the bottom layer support (110) surrounds pier studs, the bottom layer bearing assembly (120) is arranged on the bottom layer support (110), and the bottom layer bearing assembly (120) is used for bearing operators;

the upper layer platform (200) comprises an upper layer support (210) and an upper layer bearing assembly (220), the upper layer support (210) is integrated with the bottom layer platform (100) or the upper layer platform (200) which are positioned on the adjacent lower layer, the upper layer support (210) surrounds a pier stud, the upper layer bearing assembly (220) is arranged on the upper layer support (210), and the upper layer bearing assembly (220) is used for bearing operators.

2. The temporary work platform of claim 1, wherein:

the bottom bracket (110) comprises a plurality of bottom upright posts (111), a plurality of bottom diagonal rods (112) and a plurality of connecting rods (113), wherein a plurality of bottom upright posts (111) are vertically arranged on the outer wall of the abutment, a plurality of bottom upright posts (111) are uniformly distributed around the abutment, a plurality of bottom diagonal rods (112) are equal in number and correspond to a plurality of bottom upright posts (111) one by one, first ends of the bottom diagonal rods (112) are fixedly connected with the first ends of the bottom upright posts (111) correspondingly, second ends of the bottom diagonal rods (112) extend towards the direction away from the ground and the abutment, the second ends of the bottom inclined rods (112) are positioned on the same plane perpendicular to the axis of the bottom upright rods (111) and opposite to the second ends of the bottom upright rods (111), the connecting rods (113) are sequentially and fixedly connected end to form a connecting ring surrounding the side wall of the pier, the connecting ring is positioned between the bottom upright rods (111) and the bottom inclined rods (112), and the connecting ring is fixedly connected with the bottom upright rods (111) and the bottom inclined rods (112);

the bottom bears subassembly (120) including a plurality of in-situ backing rods (121), a plurality of outside backing rods (122) and a plurality of bottom layer board (123), a plurality of in-situ backing rods (121) head and tail connect gradually and constitute the in-situ backing ring that laminates mutually with pier stud outer wall, in-situ backing ring set firmly in a plurality of the second end of bottom pole setting (111), a plurality of outside backing rods (122) head and tail connect gradually and constitute with the outside backing ring of bottom in-situ backing ring shape similarity, outside the bottom backing ring set firmly in a plurality of outside the second end of bottom diagonal (112), a plurality of bottom layer board (123) evenly lay in-situ backing ring with outside the bottom between the backing ring.

3. The temporary work platform of claim 2, wherein:

the upper bearing assembly (220) comprises a plurality of upper inner supporting rods (221), a plurality of upper outer supporting rods (222) and a plurality of upper supporting plates (223), wherein the upper inner supporting rods (221) are sequentially connected end to form upper inner supporting rings attached to the outer wall of the pier column, the upper outer supporting rods (222) are sequentially connected end to form upper outer supporting rings similar to the upper inner supporting rings in shape, and the upper supporting plates (223) are uniformly paved between the upper inner supporting rings and the upper outer supporting rings;

the upper support (210) comprises a plurality of upper stand columns (211) and a plurality of upper inclined rods (212), the upper stand columns (211) are vertically arranged around the pier column, first ends of the upper stand columns (211) are fixed on the bottom layer inner supporting rings or the upper layer inner supporting rings positioned below the upper stand columns, and second ends of the upper stand columns (211) are fixed on the upper layer inner supporting rings; the first ends of the upper inclined rods (212) are fixed on the lower outer backing rings or the upper outer backing rings, and the second ends of the upper inclined rods (212) are fixed on the upper outer backing rings.

4. A temporary work platform according to claim 3, characterized in that:

the bottom upright posts (111) and the upper upright posts (211) are supporting upright posts, the bottom inclined rods (112) and the upper inclined rods (212) are inclined support angle steel, and the connecting rods (113) are fixed steel pipes.

5. A temporary work platform according to claim 3, characterized in that:

each operation layer of the multi-layer temporary operation platform is provided with a safety barrier (300), and the safety barrier (300) comprises a barrier framework (310) and a barrier net (320) arranged on the barrier framework (310);

the guardrail framework (310) is fixedly arranged on the bottom outer supporting ring or the upper outer supporting ring of the same layer.

6. The temporary work platform according to claim 5, wherein:

the safety barrier (300) is provided with a signboard (400), and the signboard (400) is fixed on the barrier framework (310) of the safety barrier (300).

7. A temporary work platform according to claim 3, characterized in that:

each operation layer of the multi-layer temporary operation platform is provided with a plurality of pass ports for operators to go up and down, and each pass port comprises a bottom layer pass port (124) arranged on the bottom layer platform (100) and an upper layer pass port (224) arranged on the upper layer platform (200);

the bottom layer passing port (124) is arranged on the bottom layer supporting plate (123) or is formed by assembling a plurality of bottom layer supporting plates (123);

the upper layer passing port (224) is arranged on the upper layer supporting plate (223) or is formed by assembling a plurality of upper layer supporting plates (223).

8. The temporary work platform of claim 7, wherein:

the entrance is provided with a crawling ladder (500), a first end of the crawling ladder (500) is abutted against the bottom surface or the bottom layer supporting plate (123) or the upper layer supporting plate (223), and a second end of the crawling ladder (500) penetrates through the bottom layer entrance (124) or the upper layer entrance (224).

9. A temporary work platform according to claim 3, characterized in that:

the upper layer inner supporting ring and the lower layer inner supporting ring are equal in outline, the outline of the upper layer outer supporting ring is larger than the outline of the lower layer outer supporting ring, the length of the upper layer supporting plate (223) is larger than that of the lower layer supporting plate (123), namely the area of the upper layer platform (200) is larger than that of the lower layer platform (100), and the multi-layer temporary operation platform is in an inverted cone shape.

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