CN107059641B - Goods shelf type pier body outer scaffold - Google Patents
Goods shelf type pier body outer scaffold Download PDFInfo
- Publication number
- CN107059641B CN107059641B CN201710385079.8A CN201710385079A CN107059641B CN 107059641 B CN107059641 B CN 107059641B CN 201710385079 A CN201710385079 A CN 201710385079A CN 107059641 B CN107059641 B CN 107059641B
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- Prior art keywords
- scaffold
- pier body
- steel
- steel wire
- wire rope
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/24—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
- E04G3/243—Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons following the outside contour of a building
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Movable Scaffolding (AREA)
Abstract
The utility model provides a goods shelves formula pier shaft external scaffold, belong to scaffold technical field, can solve among the prior art pier shaft template and set up the process complicated, the poor problem of security, including a plurality of stands, a plurality of inboard crossbeam that is equipped with the recess, a plurality of scaffold board, a plurality of protection rail, a plurality of cat ladder and a plurality of wire rope that draws to one side, the crossbeam both ends are connected with adjacent stand respectively, scaffold board embedding crossbeam inboard recess, the left and right sides of protection rail is connected with the stand respectively, the both ends of cat ladder are connected with upper and lower adjacent scaffold board respectively, draw to one side wire rope's both ends and be connected with the stand respectively through the buckle, the setting is in the protection rail outside. The invention is assembled into a whole, has better stability, is in modularized design, and greatly saves labor cost during construction and disassembly.
Description
Technical Field
The invention belongs to the technical field of scaffolds, and particularly relates to a shelf type pier body outer scaffold.
Background
In recent years, along with rapid development of high-speed railways, bridge engineering occupies larger proportion, and corresponding bridge pier body construction is more and more. Because pier construction generally involves overhead work, construction An Quanbei is important.
The scaffold commonly used in the current pier body construction comprises a bowl-buckling type steel pipe scaffold, a disc-buckling type steel pipe scaffold, an pier body template outer truss and the like. The steel pipe scaffold has relatively many components, so that the scaffold is relatively slow to erect, and the requirement on the scaffold is relatively high. The pier body template outer truss is integrated with the template, so that the lower layer template is required to be erected firstly and then the upper layer steel bars are bound, the working procedure is troublesome, the climbing ladder is required to be matched for construction, the stability of the outer truss is poor, and people can not work on the outer truss safely.
Disclosure of Invention
The invention provides a shelf type pier body outer scaffold, which aims to solve the problems of complex pier body template erecting process and poor safety in the prior art.
The invention adopts the following technical scheme:
the utility model provides a goods shelves formula pier shaft external scaffold frame, includes a plurality of stands, a plurality of inboard crossbeam that is equipped with the recess, a plurality of scaffold board, a plurality of protection rail, a plurality of cat ladder and a plurality of wire rope that draw to one side, the crossbeam both ends are connected with adjacent stand respectively, scaffold board embedding crossbeam inboard recess, the left and right sides of protection rail is connected with the stand respectively, the both ends of cat ladder are connected with upper and lower adjacent scaffold board respectively, draw to one side wire rope's both ends and are connected with the stand respectively through the buckle, set up in the protection rail outside.
The stand is including the triangle stand and the rectangle stand that the surface was equipped with a plurality of jacks, and triangle stand is connected into triangle-shaped shape by three shaped steel, and the upper end adopts "nearly" font connecting rod I to connect between two adjacent shaped steel, and the lower extreme adopts angle steel I to connect, and triangle stand setting is in outer scaffold corner, and the rectangle stand is by two shaped steel parallel connection, and the upper end adopts "nearly" font connecting rod II to connect, and the lower extreme adopts angle steel II to connect.
The left and right sides of the beam are provided with connecting lugs I, and the beam is provided with a layer at intervals of 2m from top to bottom.
The scaffold board is of a rectangular structure, connecting lugs II are respectively arranged on the two long edges of the scaffold board, and one of the scaffold boards located on the same layer is provided with an opening.
The protection fence comprises an outer frame and a steel wire mesh, wherein the outer frame is welded by angle steel, the steel wire mesh is connected with the outer frame, connecting ports are respectively arranged on the two vertical edges of the outer frame, and a reinforcing rod parallel to the vertical edges is arranged in the middle of the steel wire mesh.
The top end of the cat ladder is connected with the open end of the scaffold board provided with the opening through the hook.
The connection position of the inclined steel wire rope and the upright post is arranged at the position 30cm above or below the connection point of the upright post and the cross beam, a layer of inclined steel wire rope is arranged at intervals of 4m from top to bottom, the inclination angle between the inclined steel wire rope and the horizontal plane is 45-60 degrees, and the inclined steel wire rope and the horizontal plane are arranged in a crossing mode.
The scaffold board is a stamping steel springboard.
The construction method of the shelf type pier body outer scaffold comprises the following steps:
a. the goods shelf type pier body is lofted, and an outer frame upright post is installed;
b. mounting a cross beam between the upright posts;
c. a first layer of climbing ladder and a scaffold board are respectively installed;
d. installing protective fences, and installing the protective fences to the top cap part of the bridge according to the sequence;
e. respectively installing bridge pier body steel bars, bridge pier body templates and bridge pier body concrete pouring;
f. installing an outer safety ladder to the top of a pier cap, installing bridge brackets on the top of the pier cap, and installing a scaffold board and a protective fence;
g. and (3) lifting and constructing the bridge pier cap steel bars, pouring top cap concrete, curing, and sequentially removing from top to bottom after curing is finished.
The column is divided into two types, namely a circular arc section triangular column and a straight line section rectangular column, the length of the matched section is 4 meters and 2 meters, and jacks are designed on the columns, so that the cross rod can be conveniently installed.
The cross rod adopts a bolt type cross rod, and is inserted on the upright post to set up an operation platform.
The cat ladder adopts assembled cat ladder to connect upper and lower platform, is connected with upper and lower scaffold boards through cat ladder couple.
The straight line section of the outer scaffold adopts an 8mm steel wire rope to be inclined, the inclined drawing height is 4m, the inclined drawing is arranged from bottom to top, the angle is 45-60 degrees, the inclined drawing points adopt connecting buckles to be arranged on the vertical columns in the range of 30cm from top to bottom at the joints of the vertical columns and the cross beams, and after the outer scaffold is installed in place, an end regulator is used for tensioning the steel wire rope.
The beneficial effects of the invention are as follows:
1. the cost is low, the benefit is high, the basic components are few, the modular design is realized, and the labor cost is greatly saved during construction and disassembly;
2. the angle steel factory is adopted to manufacture the components, the mechanical design is reasonable, the buckle design is adopted, the erection is simple, and the operation is easy;
3. the outer scaffold is assembled into a whole, so that the stability is good;
4. the workers work in the outer scaffold, the peripheral protective net is also made into a component, and the safety performance and the reliability are stronger;
5. the outer scaffold is in a custom size according to piers, and the pier body joints are configured according to templates, so that the requirements of site construction can be better met.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic diagram of a front view structure of a triangular column;
FIG. 3 is a schematic diagram of a left-hand structure of a triangular column;
FIG. 4 is a schematic top view of a triangular column;
FIG. 5 is a schematic diagram of a front view of a rectangular column;
FIG. 6 is a schematic diagram of a left-hand structure of a rectangular column;
FIG. 7 is a schematic top view of a rectangular post;
FIG. 8 is a schematic diagram of a front view of a cross beam;
FIG. 9 is a left-hand structural schematic of a cross beam;
FIG. 10 is a schematic top view of a cross beam;
FIG. 11 is a schematic view of a scaffold board structure;
FIG. 12 is a schematic view of a guard rail structure;
FIG. 13 is a schematic view of a front view of a ladder stand;
FIG. 14 is a left-view structural schematic diagram of a ladder stand;
FIG. 15 is a schematic top view of a ladder;
wherein: 1-triangular upright posts; 2-rectangular upright posts; 3-a cross beam; 4-scaffold boards; 5-guard rails; 6-climbing a ladder; 7-connecting rod I; 8-angle steel I; 9-connecting rod II; 10-angle steel II; 11-connecting ear I; 12-connecting ear II; 13-an outer frame; 14-steel wire mesh; 15-connecting ports; 16-a reinforcing bar; 17-a hook.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
The utility model provides a goods shelves formula pier shaft external scaffold, including a plurality of stands, a plurality of inboard crossbeam 3 that are equipped with the recess, a plurality of scaffold board 4, a plurality of protection rail 5, a plurality of cat ladder 6 and a plurality of wire rope that draw to one side, crossbeam 3 both ends are connected with adjacent stand respectively, scaffold board 4 embedding crossbeam 3 inboard recess, the left and right sides of protection rail 5 is connected with the stand respectively, the both ends of cat ladder 6 are connected with upper and lower adjacent scaffold board 4 respectively, draw to one side wire rope's both ends through the buckle respectively with the stand connection, the setting is in the protection rail 5 outside.
The stand is including the triangle stand 1 and the rectangle stand 2 that the surface is equipped with a plurality of jacks, triangle stand 1 is connected into triangle-shaped shape by three shaped steel, and the upper end adopts "nearly" font connecting rod I7 to connect between two adjacent shaped steel, and the lower extreme adopts angle steel I8 to connect, and triangle stand 1 sets up in outer scaffold corner, and rectangle stand 2 is connected by two shaped steel parallel connection, and the upper end adopts "nearly" font connecting rod II 9 to connect, and the lower extreme adopts angle steel II 10 to connect.
The left and right sides of the beam 3 are provided with connecting lugs I11, and the beam 3 is provided with a layer at intervals of 2m from top to bottom.
The scaffold board 4 is of a rectangular structure, the two long sides of the scaffold board 4 are respectively provided with a connecting lug II 12 from top to bottom, and one of the scaffold boards 4 positioned on the same layer is provided with an opening.
The protection fence 5 comprises an outer frame 13 and a steel wire mesh 14 which are welded by angle steel, the steel wire mesh 14 is connected with the outer frame 13, connecting ports 15 are respectively arranged on the upper side and the lower side of the two vertical edges of the outer frame 13, and a reinforcing rod 16 parallel to the vertical edges is arranged in the middle of the steel wire mesh 14.
The top end of the cat ladder 6 is connected with the open end of the scaffold board 4 provided with the opening through a hook 17.
The connection position of the inclined steel wire rope and the upright post is arranged at the position 30cm above or below the connection point of the upright post and the cross beam 3, a layer of inclined steel wire rope is arranged at intervals of 4m from top to bottom, the inclination angle between the inclined steel wire rope and the horizontal plane is 45-60 degrees, and the inclined steel wire rope and the horizontal plane are arranged in a crossing mode.
The scaffold board 4 is a stamping steel springboard.
The two types of column arc section triangular columns 1 and straight line section rectangular columns 2 are provided with a section of 4 meters and a section of 2 meters in length, and jacks are designed on the columns so as to be convenient for installing the cross beam 3.
The cross beam 3 adopts a bolt type cross beam 3, and is inserted on the upright post to set up an operation platform.
The cat ladder 6 adopts an assembled cat ladder to connect the upper platform and the lower platform and is connected with the upper scaffold board and the lower scaffold board 4 through hooks 17.
The straight line section of the outer scaffold adopts an 8mm steel wire rope to be inclined, the inclined-pulling setting is from bottom to top, the inclined-pulling point adopts a connecting buckle to be arranged on the upright post with the range of 30cm from top to bottom at the joint of the upright post and the cross beam, and the steel wire rope is tensioned by adopting an end regulator after being installed in place.
The upright column module structure adopts flange type connection combination, and can be overlapped with three groups of modules at most, wherein the height of the upright column module structure is 4 meters, and three units can be connected together; every 2 meters high position adopts a hanging type beam and upright post combination.
The upright post adopts 90 x 70 x 2 section steel, the standard upright post unit is 4m high, and the height of the upright post is adjusted to be 2m. The cross beam 3 adopts 80 x 50 rectangular tubes with the thickness of 2mm. The stand column is provided with a bayonet, the cross beam 3 is clamped into the stand column and then is fixed by a pin, each 2m of the cross beam 3 is provided with a layer, the inner side of the cross beam 3 is provided with a groove for embedding the scaffold board 4 into the work platform, the cross beam 3 is protected by adopting the shaping protection fence 5, and the whole safety performance is high and attractive and elegant. Each layer of the inner side of the frame body is provided with one part of the ladder stand 6, so that the climbing device is convenient for people to go up and down.
The invention is custom designed according to the outline shape of the pier body, ensures that the distance between the operation platform and the steel bar at the outermost layer of the pier is 30-50 cm, and meets the space requirement of the supporting template; the pier body outer frame of the same type is universal, and universal components are formed for field assembly.
The construction method of the shelf type pier body outer scaffold comprises the following steps:
a. the goods shelf type pier body is lofted, and an outer frame upright post is installed;
b. mounting a cross beam 3 between the upright posts;
c. a first layer of climbing stairs 6 and a scaffold board 4 are respectively arranged;
d. installing protective fences, and installing the protective fences to the top cap part of the bridge according to the sequence;
e. respectively installing bridge pier body steel bars, bridge pier body templates and bridge pier body concrete pouring;
f. installing an outer safety ladder to the top of a pier cap, installing bridge brackets on the top of the pier cap, and installing a scaffold board 4 and a protective fence 5;
g. and (3) lifting and constructing the bridge pier cap steel bars, pouring top cap concrete, curing, and sequentially removing from top to bottom after curing is finished.
Claims (5)
1. The utility model provides a goods shelves formula pier shaft outer scaffold frame which characterized in that: the novel anti-theft protection device comprises a plurality of upright posts, a plurality of beams (3) with grooves on the inner sides, a plurality of scaffold boards (4), a plurality of protection fences (5), a plurality of crawling ladders (6) and a plurality of inclined-pulling steel wire ropes, wherein the two ends of each beam (3) are respectively connected with the adjacent upright posts, the scaffold boards (4) are embedded into the grooves on the inner sides of the beams (3), the left sides and the right sides of the protection fences (5) are respectively connected with the upright posts, the two ends of each crawling ladder (6) are respectively connected with the vertically adjacent scaffold boards (4), and the two ends of each inclined-pulling steel wire rope are respectively connected with the upright posts through buckles and are arranged on the outer sides of the protection fences (5);
the vertical column comprises a triangular vertical column (1) and a rectangular vertical column (2), wherein the surface of the triangular vertical column is provided with a plurality of jacks, the triangular vertical column (1) is connected into a triangular shape by three section steel, the upper ends of two adjacent section steel are connected by a 'several' -shaped connecting rod I (7), the lower ends of the two adjacent section steel are connected by an angle steel I (8), the triangular vertical column (1) is arranged at the corner of a scaffold outside the goods shelf pier body, the rectangular vertical column (2) is connected by two section steel in parallel, the upper ends of the two rectangular vertical columns are connected by a 'several' -shaped connecting rod II (9), and the lower ends of the two rectangular vertical columns are connected by an angle steel II (10);
the scaffold board (4) is of a rectangular structure, connecting lugs II (12) are respectively arranged on the upper side and the lower side of the two long sides of the scaffold board (4), and one of the scaffold boards (4) positioned on the same layer is provided with an opening;
the connection position of the inclined steel wire rope and the upright post is arranged at the position 30cm above or below the connection point of the upright post and the cross beam (3), a layer of inclined steel wire rope is arranged at intervals of 4m above and below the inclined steel wire rope, and the inclined steel wire rope and the horizontal plane are arranged at an inclination angle of 45-60 degrees in a crossing manner;
the left side and the right side of the cross beam (3) are provided with connecting lugs I (11), the cross beam (3) is provided with a layer at intervals of 2m up and down, the cross beam (3) adopts a bolt type cross beam, and an operation platform is erected on the stand column in an inserting mode.
2. The shelf type pier body outer scaffold of claim 1, wherein: the construction method of the shelf type pier body outer scaffold comprises the following steps:
a. setting out the outer scaffold of the goods shelf type pier body, and installing the upright post of the outer scaffold of the goods shelf type pier body;
b. a cross beam (3) between the upright posts is installed;
c. a first layer of climbing ladder (6) and a scaffold board (4) are respectively arranged;
d. installing protective fences until reaching the top cap part of the bridge according to the sequence a, b, c, d;
e. respectively installing bridge pier body steel bars, bridge pier body templates and bridge pier body concrete pouring;
f. installing an outer safety ladder to the top of a pier cap, installing bridge brackets on the top of the pier cap, and installing a scaffold board (4) and a protective fence (5);
g. and (3) lifting and constructing the bridge pier cap steel bars, pouring top cap concrete, curing, and sequentially removing from top to bottom after curing is finished.
3. The shelf type pier body outer scaffold of claim 1, wherein: the protection fence (5) comprises an outer frame (13) and a steel wire mesh (14) which are welded by angle steel, the steel wire mesh (14) is connected with the outer frame (13), connecting ports (15) are respectively arranged on the upper side and the lower side of the two vertical edges of the outer frame (13), and a reinforcing rod (16) parallel to the vertical edges is arranged in the middle of the steel wire mesh (14).
4. The shelf type pier body outer scaffold of claim 1, wherein: the top end of the crawling ladder (6) is connected with the opening end of the scaffold board (4) provided with the opening through a hook (17).
5. The shelf type pier body outer scaffold of claim 1, wherein: the scaffold board (4) is a stamping steel springboard.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710385079.8A CN107059641B (en) | 2017-05-26 | 2017-05-26 | Goods shelf type pier body outer scaffold |
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CN201710385079.8A CN107059641B (en) | 2017-05-26 | 2017-05-26 | Goods shelf type pier body outer scaffold |
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CN107059641A CN107059641A (en) | 2017-08-18 |
CN107059641B true CN107059641B (en) | 2023-08-18 |
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CN201710385079.8A Active CN107059641B (en) | 2017-05-26 | 2017-05-26 | Goods shelf type pier body outer scaffold |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111576233A (en) * | 2020-05-29 | 2020-08-25 | 中铁一局集团有限公司 | Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof |
CN112342920B (en) * | 2020-10-26 | 2022-03-29 | 中交第二航务工程局有限公司 | Method for quickly positioning reinforcing mesh and accurately molding and assembling segment reinforcing bar parts |
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CN102191852A (en) * | 2010-02-25 | 2011-09-21 | 约翰·克莱门特·普雷斯顿 | Scaffolding |
CN104213705A (en) * | 2014-09-05 | 2014-12-17 | 何华强 | High-perpendicularity scaffold with safe ladders and upright rod manufacturing process |
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CN104612057A (en) * | 2014-12-12 | 2015-05-13 | 中铁十九局集团有限公司 | Assembled rack and using method |
CN204676859U (en) * | 2015-05-07 | 2015-09-30 | 浙江新中源建设有限公司 | A kind of novel municipal engineering column construction scaffolding |
CN206015531U (en) * | 2016-08-19 | 2017-03-15 | 杭州市市政工程集团有限公司 | Quick assembled type ladder cage |
CN206736745U (en) * | 2017-05-26 | 2017-12-12 | 中铁三局集团华东建设有限公司 | Goods-shelf type pier shaft external scaffolding |
-
2017
- 2017-05-26 CN CN201710385079.8A patent/CN107059641B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003221925A (en) * | 2002-01-30 | 2003-08-08 | Mitsuru Ozawa | Working scaffold |
CN2773238Y (en) * | 2005-01-18 | 2006-04-19 | 章晓东 | Easily movable and collapsible scaffold |
CN102191852A (en) * | 2010-02-25 | 2011-09-21 | 约翰·克莱门特·普雷斯顿 | Scaffolding |
CN104213705A (en) * | 2014-09-05 | 2014-12-17 | 何华强 | High-perpendicularity scaffold with safe ladders and upright rod manufacturing process |
CN204151692U (en) * | 2014-10-16 | 2015-02-11 | 中交二航局第四工程有限公司 | A kind of modular assembly formula connection system for guide rail |
CN104612057A (en) * | 2014-12-12 | 2015-05-13 | 中铁十九局集团有限公司 | Assembled rack and using method |
CN204676859U (en) * | 2015-05-07 | 2015-09-30 | 浙江新中源建设有限公司 | A kind of novel municipal engineering column construction scaffolding |
CN206015531U (en) * | 2016-08-19 | 2017-03-15 | 杭州市市政工程集团有限公司 | Quick assembled type ladder cage |
CN206736745U (en) * | 2017-05-26 | 2017-12-12 | 中铁三局集团华东建设有限公司 | Goods-shelf type pier shaft external scaffolding |
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