CN111576233A - Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof - Google Patents
Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof Download PDFInfo
- Publication number
- CN111576233A CN111576233A CN202010477157.9A CN202010477157A CN111576233A CN 111576233 A CN111576233 A CN 111576233A CN 202010477157 A CN202010477157 A CN 202010477157A CN 111576233 A CN111576233 A CN 111576233A
- Authority
- CN
- China
- Prior art keywords
- pier
- protection frame
- rod
- ground
- horizontal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- 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
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/02—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means
- E04G1/04—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means the members being exclusively poles, rods, beams, or other members of similar form and simple cross-section
-
- 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
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
-
- 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
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/36—Scaffolds for particular parts of buildings or buildings of particular shape, e.g. for stairs, cupolas, domes
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
Abstract
The invention discloses a round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and a using method thereof, wherein the protection frame comprises an pier outer falling protection frame and a plurality of pier outer supporting brackets which are uniformly arranged at the top of a standard outer template and used for supporting the pier outer falling protection frame; the pier outer falling protection frame is a double-row pier outer falling protection frame; the using method comprises the following steps: firstly, mounting a pier outer ground protection frame; secondly, dismantling the pier falling protection frame; thirdly, mounting the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame; and fourthly, dismantling the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame. According to the invention, the installation stability of the pier external falling protection frame is ensured by arranging the pier external support bracket, the size of the protection frame can be flexibly adjusted along with the change of the height of the pier body by arranging the connecting cross rod, the pier body straight-line section falling protection frame and the pier body curve section falling protection frame can be recycled in construction, the construction cost is saved, the construction efficiency is improved, and the popularization and the use are convenient.
Description
Technical Field
The invention belongs to the technical field, and particularly relates to a round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame and a using method thereof.
Background
In the existing segmental rollover construction of a high-pier bridge pier body, a protective frame is usually erected for pier column reinforcement binding, if a conventional scaffold is adopted for construction, the scaffold is complex to assemble and disassemble, and the scaffold is required to be assembled and disassembled again at intervals, so that time and labor are wasted. The reinforcement operation protection frame is integrally located on the pier body outer mold and is also hung on the reinforcement platform. But is not suitable for the round end single-side slope-contracting type bridge pier body structure. Firstly, the size of the pier body structure changes along with the height, and the protective frame for reinforcement bar binding operation also needs to be timely and flexibly adjusted; and secondly, the steel bar binding protective frame of the high pier body is large in size, so that the weight of the high pier body is increased, and the high pier body is not suitable to be hung on a steel bar binding platform any more.
Therefore, a round-end-shaped single-side slope-contracting type bridge high pier reinforcement binding protective frame which is convenient to install and disassemble, stable in structure and safe in construction and a using method thereof are lacking at present.
Disclosure of Invention
The invention aims to solve the technical problem that aiming at the defects in the prior art, the invention provides the round-end-shaped single-side slope-contracting type bridge high pier reinforcement binding protection frame which is novel and reasonable in design, the installation stability of the pier outer falling protection frame is ensured by arranging the pier outer supporting bracket, the pier body straight-line section falling protection frame and the pier body curve section falling protection frame are connected by arranging the connecting cross rod, the size of the protection frame can be flexibly adjusted along with the change of the pier body height, the pier body straight-line section falling protection frame and the pier body curve section falling protection frame can be recycled in pier body rollover construction, the construction cost is saved, the construction efficiency is improved, and the popularization and the use are convenient.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a circle end shape single face is received sloping formula bridge high mound reinforcement protection frame which characterized in that: the device comprises an outer pier falling protection frame and a plurality of outer pier supporting brackets which are uniformly arranged at the top of a standard outer template and used for supporting the outer pier falling protection frame;
the pier outer supporting bracket comprises a bracket cross bar vertical to the outer wall of the pier body, a bracket inclined supporting rod arranged at one end of the bracket cross bar, a connecting steel plate arranged at the other end of the bracket cross bar and vertically arranged with the bracket cross bar, and two vertical rods sleeved with vertical bars, wherein the two vertical rods are arranged on the bracket cross bar and used for mounting the pier outer falling protection frame;
the pier falling protection frame is a double-row pier falling protection frame, the pier falling protection frame comprises a support base frame and a plurality of layers of working platform support rod groups which are sequentially arranged on the support base frame from bottom to top, the support base frame comprises a plurality of double-row type stand columns which are arranged on the outer peripheral side of a steel reinforcement cage of a pier body to be bound, and a falling horizontal rod group is arranged at the bottom of the support base frame;
the double-row type upright posts comprise two floor upright posts sleeved on the upright post sleeve studs and a plurality of transverse horizontal rods used for connecting the two floor upright posts;
the ground horizontal rod group comprises a ground horizontal curved rod matched with the outer wall of the pier body curve section and a ground longitudinal horizontal rod matched with the outer wall of the pier body straight section, and the ground horizontal curved rod and the ground longitudinal horizontal rod are connected through a connecting cross rod;
the work platform bracing piece group includes the horizontal curved bar with pier shaft curve section outer wall complex and with pier shaft straightway outer wall complex vertical horizontal pole, connects through the hookup horizontal pole between horizontal curved bar and the vertical horizontal pole, be provided with the scaffold board on the work platform bracing piece group.
Foretell circle end shape single face is received sloping formula bridge high mound reinforcement protection frame, its characterized in that: and the bracket diagonal brace is provided with a notch matched with the back ridge.
Foretell circle end shape single face is received sloping formula bridge high mound reinforcement protection frame, its characterized in that: the height that double row formula stand is located the pole setting that falls to the ground in the outside is higher than double row formula stand is located the height of the inboard pole setting that falls to the ground, double row formula stand be located the outside fall to the ground the pole setting with double row formula stand is located the inboard difference in height of falling to the ground between the pole setting that falls to the ground and is 1m ~ 1.5m, many double row formula stand is located the top of the pole setting that falls to the ground in the outside and passes through curve section fender rod and straightway fender rod and connect, connects through the hookup horizontal pole between curve section fender rod and the straightway.
Foretell circle end shape single face is received sloping formula bridge high mound reinforcement protection frame, its characterized in that: and a scissor support and a safe dense mesh net are arranged on the outer side of the pier falling protection frame.
Foretell circle end shape single face is received sloping formula bridge high mound reinforcement protection frame, its characterized in that: and a strip-shaped mounting hole is formed in the position, matched with the high-strength bolt, of the connecting steel plate.
Meanwhile, the invention also discloses a using method of the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protective frame, which has simple steps and reasonable design and is characterized by comprising the following steps:
step one, mounting of a pier outer falling protection frame: when the reinforcement cage of the first pier body is bound, a base plate is laid on a bearing platform at the actual installation position of the ground protection frame outside the pier, the double-row type stand columns, the ground horizontal rod group, the working platform support rod group and the connecting cross rod are sequentially installed, a scissor support and a safe dense mesh net are arranged on the outer sides of the double-row type stand columns, a scaffold plate is arranged on the working platform support rod group, and the bottoms of the ground vertical rods are arranged on the base plate;
step two, dismantling the pier falling protection frame: when the binding of the reinforcement cage of the first pier body section is finished, the connecting cross rod is removed, and the pier body straight-line section floor protective frame and the pier body curved-section floor protective frame are respectively and integrally lifted to a designated frame body storage point for storage;
the landing horizontal curved bar, the horizontal bar, the landing vertical bar, the horizontal curved bar, the curve section protection bar, the scaffold board and the safety screen which are matched with one curve section of the pier body form the pier body curve section landing protection frame;
the vertical grounding horizontal rod, the horizontal rod, the vertical grounding rod, the vertical horizontal rod, the linear section protection rod, the scaffold board and the safety screen mesh which are matched with one linear section of the pier body form a vertical grounding protection frame of the pier body;
step three, mounting the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame: when binding a steel reinforcement cage of a standard section pier body, installing an outer pier supporting bracket on a standard outer template, integrally hoisting a pier body straight-line section floor protection frame and a pier body curve section floor protection frame on the outer pier supporting bracket respectively, and installing a connecting cross rod according to the actual structure size of the pier body, wherein the pier body straight-line section floor protection frame, the pier body curve section floor protection frame, the connecting cross rod and the outer pier supporting bracket form a round-end-shaped single-side slope-withdrawing type bridge high pier steel reinforcement binding protection frame;
step four, dismantling the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protective frame: when the binding of the steel reinforcement cage of the standard section pier body is finished, the connecting cross rod is removed, the pier body straight-line section floor protection frame and the pier body curved-section floor protection frame are respectively and integrally lifted to a designated frame body storage point for storage, and the support bracket outside the pier is removed; and repeating the third step to the fourth step until the construction is carried out to the design pier top.
The use method of the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame is characterized in that: the pier shaft straight-line section grounding protection frame is provided with a scissor support on the outer side, and a pier shaft curve section grounding protection frame and a pier shaft straight-line section grounding protection frame are provided with safe dense meshes on the outer sides.
Compared with the prior art, the invention has the following advantages:
1. according to the round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame, the upright rods are arranged to be sleeved with the vertical ribs, so that the pier falling protection frame can be directly sleeved on the pier outer support bracket through hoisting, and therefore the protection frame is stably installed on a standard outer template.
2. The round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame provided by the invention ensures the installation stability of the pier falling protection frame through the arrangement of the pier outer supporting bracket, so that the protection frame can be installed by hoisting, the construction is convenient and rapid, the structure is more stable when the whole reinforcement binding protection frame personnel construct, and the safety of high-altitude construction personnel is ensured.
3. The round-end-shaped single-side slope-contracting type bridge high pier reinforcement binding protection frame is connected with the pier body straight-line section floor protection frame and the pier body curve section floor protection frame through the connecting cross rod, so that the size of the protection frame can be flexibly adjusted along with the change of the pier body height, the pier body straight-line section floor protection frame and the pier body curve section floor protection frame can be recycled in pier body rollover construction, the construction cost is saved, and the construction efficiency is improved.
4. The method for using the round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame is simple in steps, and by integrally hoisting and lifting the pier body straight-line section grounding protection frame and the pier body curved-line section grounding protection frame, construction steps are simplified, multiple complex protection frame binding procedures are avoided, accidents are reduced, construction efficiency is improved, and popularization and use are facilitated.
In conclusion, the pier outer support bracket is novel and reasonable in design, the installation stability of the pier outer falling protection frame is guaranteed by the pier outer support bracket, the pier body straight-line section falling protection frame and the pier body curve section falling protection frame are connected by the connecting cross rod, the size of the protection frame can be flexibly adjusted along with the change of the height of the pier body, the pier body straight-line section falling protection frame and the pier body curve section falling protection frame can be recycled in pier body rollover construction, the construction cost is saved, the construction efficiency is improved, and the pier outer support bracket is convenient to popularize and use.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural view of a round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of an outer pier supporting bracket of the invention.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a top view of fig. 3.
FIG. 6 is a using state diagram of the round-end single-side slope-closing type bridge high pier reinforcement binding protection frame.
FIG. 7 is a block flow diagram of the method of the present invention.
Description of reference numerals:
1-a pier body straight line segment landing protection frame; 2-a pier body curve section landing protection frame;
3-supporting the bracket outside the pier; 4-landing horizontal curved bar; 5-landing longitudinal horizontal bar;
6-horizontal bar; 7-horizontal curved bar; 8-longitudinal horizontal rods;
9-a curve segment guard bar; 10-scaffold board; 11-a cross brace;
12-secure dense mesh network; 13-a coupling rail; 14-a floor vertical rod;
15-corbel rail; 16-corbel diagonal brace; 17-connecting steel plates;
18-the upright rod is sleeved with a stud; 19-a platform; 20-standard external template;
21-pier body; 22-straight line section guard bar.
Detailed Description
As shown in fig. 1 to 6, the round-end-shaped single-side slope-contracting type bridge high pier reinforcement binding protection frame comprises an pier outer falling protection frame and a plurality of pier outer support brackets 3 which are uniformly arranged at the top of a standard outer template 20 and used for supporting the pier outer falling protection frame;
the pier outer falling protection frame and the pier outer support bracket 3 are separately installed, so that the pier outer falling protection frame is suitable for binding a first section of pier body steel reinforcement framework, the pier outer falling protection frame and the pier outer support bracket 3 are combined and suitable for binding a standard section of pier body steel reinforcement framework, and the number of frame bodies required for binding in construction is simplified and construction steps are optimized by using one set of pier outer falling protection frame;
the pier outer support bracket 3 is arranged, the front section standard outer template 20 is used as a bottom template for mounting the pier outer falling protection frame, the original structure in the high pier turnover formwork construction is used for mounting the pier outer falling protection frame, the design is ingenious, and the structure is stable;
the pier outer supporting bracket 3 comprises a bracket cross bar 15 perpendicular to the outer wall of a pier body 21, a bracket inclined supporting bar 16 arranged at one end of the bracket cross bar 15, a connecting steel plate 17 arranged at the other end of the bracket cross bar 15 and vertically distributed with the bracket cross bar 15, and two vertical rod sleeve joint vertical ribs 18 arranged on the bracket cross bar 15 and used for mounting the pier outer falling protection frame, wherein one end of the bracket inclined supporting bar 16, far away from the bracket cross bar 15, is supported on a back ridge of a standard outer template 20, and the connecting steel plate 17 is connected with the top of the standard outer template 20 through a high-strength bolt;
it should be noted that one end of the bracket diagonal brace 16, which is far away from the bracket cross bar 15, is supported on a back ridge of the standard external template, a notch matched with the back ridge is formed in the bracket diagonal brace 16, the bracket diagonal brace 16 is clamped on the back ridge of the standard external template 20 by using the structural characteristics of the standard external template, and the bracket diagonal brace 16 and the bracket cross bar 15 form a stable triangular structure, so that the bracket 3 supported outside the pier can bear more weight, and the structure is more stable when the protective frame for grounding outside the pier is located on the bracket 3 supported outside the pier; the pier outer supporting bracket 3 is arranged at the top of the standard outer template 20 by arranging the connecting steel plate 17 vertically arranged with the bracket cross rod 15, the connecting steel plate 17 is fastened at the top of the standard outer template 20 by high-definition bolts, so that the pier outer supporting bracket 3 is fastened at the top of the standard outer template 20, and the connecting steel plate 17 is provided with a long strip mounting hole through which high-strength bolts pass, so that the mounting position of the pier outer supporting bracket 3 can be adjusted, the mounting limitation is small, and the application range is wider;
the pier falling protection frame is a double-row pier falling protection frame, the pier falling protection frame comprises a support base frame and a plurality of layers of working platform support rod groups which are sequentially arranged on the support base frame from bottom to top, the support base frame comprises a plurality of double-row type stand columns which are arranged on the outer peripheral side of a steel reinforcement cage of a pier body to be bound, and a falling horizontal rod group is arranged at the bottom of the support base frame;
the double-row pier falling protection frame is arranged to enable the structure of the protection frame to be more stable, and meanwhile, scaffold boards are erected on the double-row pier falling protection frame to enable constructors and the constructors to carry out construction operation on the protection frame, so that the aim of high-altitude protection is fulfilled, a safe operation space is provided for high-altitude operation, and the double-row pier falling protection frame is economical and practical;
the double-row type upright post comprises two floor upright posts 14 sleeved on the upright post sleeve studs 18 and a plurality of transverse horizontal rods 6 used for connecting the two floor upright posts 14;
it should be noted that when the protective frame is erected, the floor upright stanchions 14 are erected first, and then the two floor upright stanchions 14 are connected through the transverse horizontal rod 6, and the distance between the two floor upright stanchions 14 is fixed, so as to prepare for the subsequent two floor upright stanchions 14 to be well sleeved on the two upright stanchion sleeved studs 18;
it should be noted that the two upright rod sleeved studs 18 on the pier outer support bracket 3 are used for mounting the pier outer ground protection frame, the two upright rod sleeved studs 18 are arranged along the length direction of the bracket cross rod 15, the distance between the two upright rod sleeved studs 18 is the distance between the two ground upright rods 14 in the double-row type upright column, the two combined ground upright rods 14 are aligned with the two upright rod sleeved studs 18, and then the ground upright rods 14 are sleeved on the upright rod sleeved studs 18, so that the mounting of the pier outer ground protection frame on the pier outer support bracket 3 is completed;
the ground horizontal rod group comprises a ground horizontal curved rod 4 matched with the outer wall of the curved section of the pier body 21 and a ground longitudinal horizontal rod 5 matched with the outer wall of the straight section of the pier body 21, and the ground horizontal curved rod 4 and the ground longitudinal horizontal rod 5 are connected through a connecting cross rod 13;
the ground horizontal rod group is used for connecting the double-row type stand columns, the double-row type stand columns and the ground horizontal rods form a supporting base frame, the supporting base frame is used as a binding and supporting base of the working platform supporting rod group, the bottom supporting base frame provides a stable working platform when the actual working platform supporting rod group is bound, and the design is reasonable;
work platform bracing piece group includes with 21 curved segment outer walls complex horizontal curved bar 7 of pier shaft and with 21 straightway outer walls complex vertical horizontal pole 8 of pier shaft, connects through hookup horizontal pole 13 between horizontal curved bar 7 and the vertical horizontal pole 8, be provided with scaffold board 10 on the work platform bracing piece group.
It should be noted that the horizontal rod 6 is a horizontal rod perpendicular to the outer wall of the pier body 21;
the width of a straight section of the pier body of the round-end-shaped single-side slope-closing type hollow high pier is gradually shortened along with the increase of the construction height, and the curve radius of a curved section of the pier body is unchanged;
the pier outer falling protection frame can be directly sleeved on the pier outer support bracket 3 through the vertical rod sleeved vertical ribs 18, so that the pier outer falling protection frame is stably installed on the standard outer template 20, the installation steps are simple, the installation structure is stable, and the design is reasonable;
the installation stability of the pier outer falling protection frame is ensured by arranging the pier outer support bracket 3, so that the protection frame can be installed by hoisting, the construction is convenient and rapid, the structure is more stable when the whole reinforcement binding protection frame personnel construct, and the safety of high-altitude construction personnel is ensured;
the pier body straight-line section floor protection frame 1 and the pier body curve section floor protection frame 2 are connected through the connecting cross rod 13, so that the size of the protection frame can be flexibly adjusted along with the change of the height of the pier body, the pier body straight-line section floor protection frame 1 and the pier body curve section floor protection frame 2 can be recycled in pier body rollover construction, the construction cost is saved, and the construction efficiency is improved;
in this embodiment, the bracket diagonal brace 16 is provided with a notch matched with the back ridge.
It should be noted that by arranging the gap, the bracket inclined strut 16 is clamped on the back edge of the standard outer formwork 20 by using the structural characteristics of the standard outer formwork, the bracket inclined strut 16 and the bracket cross rod 15 form a stable triangular structure, so that the weight borne by the pier outer support bracket 3 is more, the pier outer ground protection bracket is located on the pier outer support bracket 3, the weight of the pier outer ground protection bracket is ingeniously transferred to the pier body through the pier outer support bracket 3, the combination structure of the pier outer ground protection bracket and the pier outer support bracket 3 is more stable, and a constructor can perform reinforcement on the pier outer ground protection bracket more safely;
in this embodiment, the height that double row formula stand is located the pole setting 14 that falls to the ground in the outside is higher than double row formula stand is located the height that falls to the ground pole setting 14 of inboard, double row formula stand is located the pole setting 14 that falls to the ground in the outside with double row formula stand is located the height difference between the pole setting 14 that falls to the ground of inboard and is 1m ~ 1.5m, many double row formula stand is located the top of the pole setting 14 that falls to the ground in the outside and passes through curve section fender rod 9 and straightway fender rod 22 and connect, connects through hookup horizontal pole 13 between curve section fender rod 9 and the straightway fender rod 22.
It should be noted that the height difference between the floor upright stanchions 14 of the outer side of the double-row upright stanchions and the floor upright stanchions 14 of the inner side of the double-row upright stanchions is 1m to 1.5m, the curve section protection rod 9 and the straight line section protection rod 22 are arranged on the floor upright stanchions 14 of the outer side of the double-row upright stanchions, and the curve section protection rod 9, the straight line section protection rod 22 and the floor upright stanchions 14 form a protective fence of the topmost working platform, so as to protect the construction safety of the workers of the top working platform.
It should be noted that the length of the connecting cross bar 13 is adjusted according to the actual construction size of the pier body, and in this embodiment, the length of the connecting cross bar 13 is 1.5m to 1.7 m.
In this embodiment, the outer side of the pier falling protection frame is provided with a scissor support 11 and a safety dense mesh net 12.
It should be noted that the cross brace 11 ensures the longitudinal stability of the protection frame, enhances the longitudinal rigidity of the protection frame, and ensures that the whole structure of the protection frame is not deformed; the top of the safe dense mesh net 12 is bound on the curved section protection rod 9 and the straight section protection rod 22, so that people and objects can be prevented from falling, meanwhile, the safe dense mesh net can be used for avoiding reducing the impact injury of falling objects, and is an indispensable part of a protection frame for high-altitude operation;
in this embodiment, a long installation hole is formed in a position where the connecting steel plate 17 is matched with the high-strength bolt.
It should be noted that the installation positions of the high-strength bolt and the connecting steel plate 17 can be properly adjusted by arranging the long-strip installation hole, so that the installation of the pier outer support bracket 3 is more flexible.
The use method of the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame shown in fig. 7 comprises the following steps:
step one, mounting of a pier outer falling protection frame: when binding a reinforcement cage of a first section of pier body, laying a base plate on a bearing platform 19 at the actual installation position of a ground protection frame outside the pier, sequentially installing the double-row type stand columns, the ground horizontal rod group, the working platform support rod group and a connecting cross rod 13, arranging a scissor support 11 and a safe dense mesh net 12 outside the double-row type stand columns, arranging a scaffold plate 10 on the working platform support rod group, and arranging the bottoms of the ground vertical rods 14 on the base plate;
it should be noted that, at this time, the double-row type upright posts and the floor horizontal rod group are installed, the distance between two floor upright posts 14 in the double-row type upright posts is determined and connected by the transverse horizontal rod 6, preparation is made for subsequent cycle construction, and the pier outer floor protective frame can be well sleeved on the two upright post sleeve connection upright bars 18 on the pier outer support bracket 3 when the standard section pier body is constructed;
step two, dismantling the pier falling protection frame: when the binding of the reinforcement cage of the first pier body section is finished, the connecting cross rod 13 is removed, and the pier body straight-line section floor protective frame 1 and the pier body curved section floor protective frame 2 are respectively and integrally lifted to a designated frame body storage point for storage;
the landing horizontal curved bar 4, the horizontal bar 6, the landing vertical bar 14, the horizontal curved bar 7, the curve section protection bar 9, the scaffold board 10 and the safety screen 12 which are matched with one curve section of the pier body 21 form the landing protection frame 2 of the curve section of the pier body;
the pier body straight-line segment floor protection frame 1 is composed of a floor longitudinal horizontal rod 5, a transverse horizontal rod 6, a floor vertical rod 14, a longitudinal horizontal rod 8, a straight-line segment protection rod 22, a scaffold board 10 and a safety screen 12 which are matched with one straight-line segment of a pier body 21;
it should be noted that the pier body straight-line section floor protection frame 1 and the pier body curve section floor protection frame 2 are respectively and integrally lifted away to a designated frame body storage point for storage, so that the round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame can be conveniently and subsequently installed, and when the round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame is installed, only the pier body straight-line section floor protection frame 1 and the pier body curve section floor protection frame 2 are respectively and integrally lifted on the pier outer support bracket 3, so that the installation is convenient and rapid, the construction time is saved, and the construction efficiency is improved;
step three, mounting the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame: when binding a steel reinforcement cage of a standard section pier body, installing an outer pier supporting bracket 3 on a standard outer template 20, integrally hoisting a pier body straight-line section floor protection frame 1 and a pier body curve section floor protection frame 2 on the outer pier supporting bracket 3 respectively, and installing a connecting cross rod 13 according to the actual structure size of the pier body, wherein the pier body straight-line section floor protection frame 1, the pier body curve section floor protection frame 2, the connecting cross rod 13 and the outer pier supporting bracket 3 form a round-end-shaped single-side slope-receiving type bridge high pier steel reinforcement binding protection frame;
step four, dismantling the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protective frame: when the binding of the steel reinforcement cages of the standard section pier bodies is finished, the connecting cross rod 13 is removed, the pier body straight-line section floor protection frame 1 and the pier body curved section floor protection frame 2 are respectively and integrally lifted to a designated frame body storage point for storage, and the pier outer support bracket 3 is removed; and repeating the third step to the fourth step until the construction is carried out to the design pier top.
In this embodiment, pier shaft straightway falls to ground the protection frame 1 outside and is provided with bridging 11, and pier shaft curve section falls to ground protection frame 2 and pier shaft straightway and falls to ground the protection frame 1 outside and all be provided with safe close mesh 12.
It should be explained that, through the integral hoisting and the hanging of the pier shaft straight-line segment floor protection frame 1 and the pier shaft curve segment floor protection frame 2, the construction steps are simplified, the complex protection frame binding process is avoided for many times, the occurrence of accidents is reduced, the construction efficiency is improved, and the convenience is brought to popularization and use.
In conclusion, the invention has novel and reasonable design, the installation stability of the pier external grounding protection frame is ensured by arranging the pier external support bracket 3, the pier body straight-line section grounding protection frame 1 and the pier body curve section grounding protection frame 2 are connected by arranging the connecting cross rod 13, the size of the protection frame can be flexibly adjusted along with the change of the height of the pier body, the pier body straight-line section grounding protection frame and the pier body curve section grounding protection frame can be recycled in pier body rollover construction, the construction cost is saved, the construction efficiency is improved, and the invention is convenient to popularize and use.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a circle end shape single face is received sloping formula bridge high mound reinforcement protection frame which characterized in that: the device comprises an outer pier falling protection frame and a plurality of outer pier supporting brackets (3) which are uniformly arranged at the top of a standard outer template (20) and used for supporting the outer pier falling protection frame;
the pier outer supporting bracket (3) comprises a bracket cross bar (15) perpendicular to the outer wall of a pier body (21), a bracket inclined supporting rod (16) arranged at one end of the bracket cross bar (15), a connecting steel plate (17) arranged at the other end of the bracket cross bar (15) and vertically arranged with the bracket cross bar (15), and two vertical rod sleeve joint vertical ribs (18) arranged on the bracket cross bar (15) and used for mounting the pier outer falling protection frame, wherein one end, far away from the bracket cross bar (15), of the bracket inclined supporting rod (16) supports against a back ridge of a standard outer template (20), and the connecting steel plate (17) is connected with the top of the standard outer template (20) through high-strength bolts;
the pier falling protection frame is a double-row pier falling protection frame, the pier falling protection frame comprises a support base frame and a plurality of layers of working platform support rod groups which are sequentially arranged on the support base frame from bottom to top, the support base frame comprises a plurality of double-row type stand columns which are arranged on the outer peripheral side of a steel reinforcement cage of a pier body to be bound, and a falling horizontal rod group is arranged at the bottom of the support base frame;
the double-row type upright post comprises two floor upright posts (14) sleeved on the upright post sleeve studs (18) and a plurality of transverse horizontal rods (6) used for connecting the two floor upright posts (14);
the ground horizontal rod group comprises a ground horizontal curved rod (4) matched with the outer wall of the curve section of the pier body (21) and a ground longitudinal horizontal rod (5) matched with the outer wall of the straight section of the pier body (21), and the ground horizontal curved rod (4) and the ground longitudinal horizontal rod (5) are connected through a connecting cross rod (13);
work platform bracing piece group include with pier shaft (21) curve section outer wall complex horizontal curved bar (7) and with pier shaft (21) straightway outer wall complex vertical horizontal pole (8), be connected through hookup horizontal pole (13) between horizontal curved bar (7) and vertical horizontal pole (8), be provided with scaffold board (10) on the work platform bracing piece group.
2. The round-end-shaped single-side slope-withdrawing type bridge high pier reinforcement binding protection frame according to claim 1, which is characterized in that: and a notch matched with the back ridge is formed in the bracket inclined stay bar (16).
3. The round-end-shaped single-side slope-withdrawing type bridge high pier reinforcement binding protection frame according to claim 1, which is characterized in that: the height that double row formula stand is located the pole setting (14) that falls to the ground in the outside is higher than double row formula stand is located the height of the pole setting (14) that falls to the ground of inboard, double row formula stand be located the pole setting (14) that fall to the ground in the outside and double row formula stand is located the height difference between the pole setting (14) that fall to the ground of inboard and is 1m ~ 1.5m, many the top that double row formula stand is located the pole setting (14) that fall to the ground in the outside is connected through curve section fender rod (9) and straightway fender rod (22), connects through hookup horizontal pole (13) between curve section fender rod (9) and straightway fender rod (22).
4. The round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame according to claim 1, which is characterized in that: and a scissor support (11) and a safe dense mesh net (12) are arranged on the outer side of the pier falling protection frame.
5. The round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame according to claim 1, which is characterized in that: and a long strip mounting hole is formed in the position, matched with the high-strength bolt, of the connecting steel plate (17).
6. A method for using the round-ended single-side slope-closing type bridge high pier reinforcement binding protection frame according to claim 3, which is characterized by comprising the following steps of: the method comprises the following steps:
step one, mounting of a pier outer falling protection frame: when a reinforcement cage of a first section of pier body is bound, a base plate is laid on a bearing platform (19) at the actual installation position of a ground protection frame outside the pier, the double-row type upright columns, the ground horizontal rod group, the working platform support rod group and a connecting cross rod (13) are sequentially installed, a shear brace (11) and a safe dense mesh net (12) are arranged on the outer sides of the double-row type upright columns, a scaffold plate (10) is arranged on the working platform support rod group, and the bottoms of the ground upright columns (14) are arranged on the base plate;
step two, dismantling the pier falling protection frame: when the binding of the reinforcement cage of the first pier body section is finished, the connecting cross rod (13) is removed, and the pier body straight-line section floor protective frame (1) and the pier body curved section floor protective frame (2) are respectively and integrally lifted to a designated frame body storage point for storage;
the landing horizontal curved bar (4), the horizontal bar (6), the landing vertical bar (14), the horizontal curved bar (7), the curve section protection bar (9), the scaffold board (10) and the safety screen (12) which are matched with one curve section of the pier body (21) form the landing protection frame (2) of the curve section of the pier body;
the pier body straight-line-section floor protection frame (1) is composed of a floor vertical horizontal rod (5), a horizontal rod (6), a floor vertical rod (14), a vertical horizontal rod (8), a straight-line-section protection rod (22), a scaffold board (10) and a safety screen (12) which are matched with one straight-line section of a pier body (21);
step three, mounting the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protection frame: when steel reinforcement cages of standard sections of pier bodies are bound, installing pier outer supporting brackets (3) on a standard outer template (20), integrally hoisting a pier body straight-line section floor protection frame (1) and a pier body curved section floor protection frame (2) on the pier outer supporting brackets (3) respectively, and installing a connecting cross rod (13) according to the actual structural size of the pier body, wherein the pier body straight-line section floor protection frame (1), the pier body curved section floor protection frame (2), the connecting cross rod (13) and the pier outer supporting brackets (3) form a round-end-shaped single-side slope-collecting type bridge high-pier steel reinforcement binding protection frame;
step four, dismantling the round-end-shaped single-side slope-closing type bridge high pier reinforcement binding protective frame: when the binding of the steel reinforcement cages of the standard section pier bodies is finished, the connecting cross rod (13) is removed, the pier body straight-line section floor protection frame (1) and the pier body curved section floor protection frame (2) are respectively and integrally lifted to a designated frame body storage point for storage, and the pier outer support bracket (3) is removed; and repeating the third step to the fourth step until the construction is carried out to the design pier top.
7. The use method of the round-end-shaped single-side slope-withdrawing type bridge high pier reinforcement binding protection frame according to claim 6 is characterized in that: pier shaft straightway falls to ground protection frame (1) the outside and is provided with bridging (11), and pier shaft curve section falls to ground protection frame (2) and pier shaft straightway and falls to ground protection frame (1) the outside and all be provided with safe close mesh net (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010477157.9A CN111576233A (en) | 2020-05-29 | 2020-05-29 | Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010477157.9A CN111576233A (en) | 2020-05-29 | 2020-05-29 | Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111576233A true CN111576233A (en) | 2020-08-25 |
Family
ID=72114275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010477157.9A Pending CN111576233A (en) | 2020-05-29 | 2020-05-29 | Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111576233A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09256321A (en) * | 1996-03-21 | 1997-09-30 | Hazama Gumi Ltd | Transfer platform for construction and reinforcement of pier |
| CN101481944A (en) * | 2009-01-06 | 2009-07-15 | 四川公路桥梁建设集团有限公司 | Method for mounting high pier, tower over-form construction reinforced bar and movable support thereof |
| CN104612057A (en) * | 2014-12-12 | 2015-05-13 | 中铁十九局集团有限公司 | Assembled rack and use method thereof |
| CN205000252U (en) * | 2015-09-09 | 2016-01-27 | 中交一航局第三工程有限公司 | External strength nature skeleton of high mound reinforcement |
| CN107059641A (en) * | 2017-05-26 | 2017-08-18 | 中铁三局集团华东建设有限公司 | Goods-shelf type pier shaft external scaffolding |
| CN108396657A (en) * | 2018-05-18 | 2018-08-14 | 云南建投第五建设有限公司 | High pier bridge pier shaft reinforcing bar binding operation protective frame |
| CN110067207A (en) * | 2019-05-29 | 2019-07-30 | 中交一公局集团有限公司 | High pier over-form construction reinforced bar binds protective frame |
| CN209722755U (en) * | 2019-02-22 | 2019-12-03 | 中铁七局集团第三工程有限公司 | A kind of square pier construction operation platform and its matched reinforcing bar binding platform |
| CN209780273U (en) * | 2019-03-14 | 2019-12-13 | 中交二公局第二工程有限公司 | Be applicable to detachable general type reinforcement platform of double-column type pier shaft |
-
2020
- 2020-05-29 CN CN202010477157.9A patent/CN111576233A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09256321A (en) * | 1996-03-21 | 1997-09-30 | Hazama Gumi Ltd | Transfer platform for construction and reinforcement of pier |
| CN101481944A (en) * | 2009-01-06 | 2009-07-15 | 四川公路桥梁建设集团有限公司 | Method for mounting high pier, tower over-form construction reinforced bar and movable support thereof |
| CN104612057A (en) * | 2014-12-12 | 2015-05-13 | 中铁十九局集团有限公司 | Assembled rack and use method thereof |
| CN205000252U (en) * | 2015-09-09 | 2016-01-27 | 中交一航局第三工程有限公司 | External strength nature skeleton of high mound reinforcement |
| CN107059641A (en) * | 2017-05-26 | 2017-08-18 | 中铁三局集团华东建设有限公司 | Goods-shelf type pier shaft external scaffolding |
| CN108396657A (en) * | 2018-05-18 | 2018-08-14 | 云南建投第五建设有限公司 | High pier bridge pier shaft reinforcing bar binding operation protective frame |
| CN209722755U (en) * | 2019-02-22 | 2019-12-03 | 中铁七局集团第三工程有限公司 | A kind of square pier construction operation platform and its matched reinforcing bar binding platform |
| CN209780273U (en) * | 2019-03-14 | 2019-12-13 | 中交二公局第二工程有限公司 | Be applicable to detachable general type reinforcement platform of double-column type pier shaft |
| CN110067207A (en) * | 2019-05-29 | 2019-07-30 | 中交一公局集团有限公司 | High pier over-form construction reinforced bar binds protective frame |
Non-Patent Citations (2)
| Title |
|---|
| 北京土木建筑学会: "《市政基础设施工程施工安全技术交底记录》", 30 November 2015, 冶金工业出版社 * |
| 吴瑞卿等: "《超大型项目施工新技术》", 30 November 2013, 中国环境科学出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212689520U (en) | Quick butt-joint type operation platform | |
| CN107338868B (en) | Large spherical screen mounting system and construction method thereof | |
| CN111576234B (en) | Safe and rapid construction method for turnover-type high pier | |
| CN213115442U (en) | Combined operating platform for open caisson | |
| CN111576233A (en) | Round-end-shaped single-side slope-collecting type bridge high pier reinforcement binding protection frame and application method thereof | |
| CN204850469U (en) | Commercial mansion system that builds | |
| CN113404281A (en) | Climbing type scaffold, climbing and mounting method thereof and construction method of fabricated building | |
| CN113202280A (en) | Conversion bracket type steel structure for steel structure high-altitude construction and construction method thereof | |
| CN110565518A (en) | assembled stiff skeleton suitable for pier tower steel bar positioning and use method thereof | |
| CN105003074A (en) | Commercial building construction system and construction method thereof | |
| CN107476200B (en) | Full-hall support staggered overlapping structure and method | |
| CN110748135A (en) | Temporary operation platform system and construction method thereof | |
| CN212535265U (en) | Microwave tower with regular triangle structure | |
| CN215948858U (en) | Attached lifting scaffold protection platform | |
| CN216615730U (en) | Inverted supporting platform for rear corbel of dam | |
| CN218714867U (en) | Foundation-free assembly jig frame of large-span prestressed arch dry coal shed | |
| CN218581125U (en) | Plant independent column scaffold with overpass | |
| CN213594986U (en) | Vertical PC component storage rack of assembled | |
| CN215564256U (en) | Quick-to-erect combined scaffold | |
| CN212452303U (en) | A overhanging type operation platform for girder steel installation | |
| CN218843818U (en) | Assembled double-column overhanging processing shed | |
| CN212317426U (en) | Foldable scaffold of quick assembly disassembly for construction | |
| CN214785920U (en) | Large-span arch assembled support frame | |
| CN217652295U (en) | Steel movable cantilever operation platform | |
| CN212801233U (en) | Be used for bridge construction modularization pin-connected panel ladder cage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |