CN116717132A - Prefabricated guardrail and construction method thereof - Google Patents

Prefabricated guardrail and construction method thereof Download PDF

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Publication number
CN116717132A
CN116717132A CN202310636085.1A CN202310636085A CN116717132A CN 116717132 A CN116717132 A CN 116717132A CN 202310636085 A CN202310636085 A CN 202310636085A CN 116717132 A CN116717132 A CN 116717132A
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CN
China
Prior art keywords
rotating
main body
column
protection
protection main
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
Application number
CN202310636085.1A
Other languages
Chinese (zh)
Inventor
陈伟昌
王锂智
林杜铭
张文海
杨竞豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Wujian Construction Group Co ltd
Original Assignee
Fujian Wujian Construction Group Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujian Wujian Construction Group Co ltd filed Critical Fujian Wujian Construction Group Co ltd
Priority to CN202310636085.1A priority Critical patent/CN116717132A/en
Publication of CN116717132A publication Critical patent/CN116717132A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/1413—Post-and-rail fences, e.g. without vertical cross-members
    • E04H17/1417—Post-and-rail fences, e.g. without vertical cross-members with vertical cross-members
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/1413—Post-and-rail fences, e.g. without vertical cross-members
    • E04H17/1447—Details of connections between rails and posts
    • E04H17/1448—Adjustable, angled or hinged connections
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/1413—Post-and-rail fences, e.g. without vertical cross-members
    • E04H17/1447—Details of connections between rails and posts
    • E04H17/1486—Details of connections between rails and posts the rails being positioned between the uprights of double posts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/20—Posts therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/26—Devices for erecting or removing fences
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The application relates to the technical field of guardrails and discloses a prefabricated guardrail, which comprises a prefabricated protective body, wherein the protective body comprises a plurality of protective rods and two cross rods, the protective rods are provided with first perforations, the prefabricated guardrail also comprises a plurality of mounting matrixes which are distributed at intervals, one protective body is arranged between two adjacent mounting matrixes, and the mounting matrixes comprise upright posts and rotating posts which are used for clamping the protective body; the rotating column comprises a first rotating state and a second rotating state, the first rotating state is that the upright column and the rotating column are mutually perpendicular, the rotating column is abutted to the inner bottom wall of the mounting groove, and one end of the rotating column is connected with a bearing plate; the second rotation state is that stand and rotation post are parallel to each other, leave the space that supplies the protection main part to slide in between stand and the rotation post, be provided with on the stand and be used for fixing the first mounting of rotation post. The application can save labor for workers in the whole guardrail mounting process.

Description

Prefabricated guardrail and construction method thereof
Technical Field
The application relates to the technical field of guardrails, in particular to a prefabricated guardrail and a construction method thereof.
Background
The guardrail mainly plays a role in separation, guiding and enclosing, and can be applied to various occasions. The guard effect of the guard rail beside the river bank is more remarkable, so that the guard rail generally adopts the guard rail poured by concrete, the service life of the concrete guard rail is longer, and the guard effect of the guard rail is better.
Referring to fig. 1, the existing concrete guardrail comprises a mounting column 9 and a protective main body 1, wherein the mounting column 9 is cast in situ, limiting grooves 91 are formed in side walls of two adjacent mounting columns 9, which are close to each other, the protective main body 1 is prefabricated, the protective main body 1 comprises a plurality of protective rods 12 and two cross rods 11 which are distributed at intervals, and two ends of each protective rod 12 are fixedly connected with the two cross rods 11 respectively. Both the protective body 1 and the mounting post 9 are made of concrete. The construction process of installing the guardrail is generally that the lifting rope and one of the cross bars 11 form a fixed connection relationship, the protection main body 1 is lifted by adopting mechanical and manual cooperation, and the protection main body 1 slides into the limit grooves 91 of two adjacent installation columns 9 from top to bottom, so that the protection main body 1 is installed between the two installation columns 9.
With respect to the above related art, the inventor found that when the prefabricated protection body 1 is not installed, one surface of the cross bar 11 abuts against the ground when the protection body 1 is placed on the ground, the cross bar 11 is fixedly connected with the lifting rope when the protection body 1 is lifted, and if the protection body 1 is placed on the ground, the protection body 1 is lifted manually, the lifting rope is bound and fixed on the cross bar 11, so that the labor is relatively wasted when the protection body is lifted.
Disclosure of Invention
In order to further save labor when the prefabricated guardrail is installed, the application provides the prefabricated guardrail and the construction method thereof.
In a first aspect, the present application provides a prefabricated guardrail, which adopts the following technical scheme:
the prefabricated guardrail comprises a prefabricated protective main body, wherein the protective main body comprises a plurality of protective rods and two transverse rods, two ends of each protective rod are respectively and fixedly connected with the two transverse rods, the protective rods are arranged at intervals along the length direction of each transverse rod, first perforations are formed in the protective rods, and the axial direction of each first perforation is the same as the length direction of each transverse rod;
the device comprises a protective body, a plurality of mounting substrates, a plurality of protective cover plates and a plurality of protective cover plates, wherein the mounting substrates are distributed at intervals, one protective body is mounted between two adjacent mounting substrates, each mounting substrate comprises an upright post for clamping the protective body and a rotating post, each upright post is provided with a mounting groove, and the rotating post is rotatably mounted in each mounting groove;
the rotating column comprises a first rotating state and a second rotating state, the first rotating state is that the upright column and the rotating column are mutually perpendicular, the rotating column is abutted to the inner bottom wall of the mounting groove, and one end, close to the upright column, of the rotating column is connected with a bearing plate;
the second rotation state is the stand with the column of turning is parallel to each other, the stand with leave between the column of turning and supply the space that protection main part slided in, be provided with on the stand and be used for fixing the first mounting of column of turning.
Through adopting above-mentioned technical scheme, if the protection main part is in the state of keeping flat on ground when not installing at job site, the lifting rope passes first perforation and makes lifting rope and guard bar fixed connection be in the same place, the guard bar of protection main part is in the horizontality when hoist and mount the protection main part, need rotate the post to first rotation state this moment, the rotation post on two adjacent stands is in the horizontality, can place the protection main part on the rotation post horizontally, a horizontal pole butt of protection main part is on the adapting plate, can be with the fixed binding of lifting rope on the rotation post, when lifting device hoisted the rotation post, the protection main part can be along with the rotation of rotation post and constantly rotate to the stand and be close to, thereby make the protection main part of horizontal placement install between stand and rotation post in a vertical state at last, after the rotation post rotates to the second rotation state, with rotation post fixed mounting on the stand, thereby make the protection main part install between two adjacent installation main parts, the installation process of whole guardrail mainly hoist and mount as the main part as the hoist and mount steadily, the protection main part can be placed on two adjacent rotation posts as soon as required by the manual work, install between stand and rotation post at last;
if the protection main body is placed in a construction site in a vertical state, the lifting rope can be directly and fixedly connected with the cross rod, and when the protection main body is installed, the rotating column is in a second rotating state and is fixedly installed on the upright column, and the protection main body can directly slide into the space between the upright column and the rotating column from top to bottom.
Optionally, the first fixing piece is a first inserted link, and when the rotating column rotates to a second rotating state, the first inserted link is installed between the upright column and the rotating column.
Through adopting above-mentioned technical scheme, first inserted bar peg graft between stand and rotation, can link together with the rotation post when making the rotation post rotate to the second rotation state.
Optionally, a second inserting rod is installed on the bearing plate, and the second inserting rod is inserted into the cross rod.
Through adopting above-mentioned technical scheme, after the protection main part is placed on the spliced pole, the second inserted bar peg graft in the horizontal pole, protection main part and spliced pole relation.
Optionally, the both ends of second inserted bar stretch out outside the accepting board, the stand is offered in on the interior diapire of mounting groove is used for supplying second inserted bar one end is shifted into the groove of stepping down, the stand in seted up on the interior diapire of mounting groove pour the groove, step down the groove with pour the groove intercommunication.
Through adopting above-mentioned technical scheme, when the rotation post rotates to the second rotation state, the one end of second inserted bar is located the inslot of stepping down, can pour the concrete into pouring inslot, and the concrete flows into the inslot of stepping down through pouring the groove to make concrete and second inserted bar form fixed connection, further strengthen the relation of connection between rotation post and the stand.
Optionally, demountable installation has coupling assembling on the guard bar, coupling assembling includes two connecting pieces, the connecting piece include first connecting rod and with the second connecting rod that one end of first connecting rod is connected perpendicularly, one of them first connecting rod butt in on the guard bar, another first connecting rod butt in the rotation post deviates from on the one side of guard body, two the second connecting rod passes two adjacent guard bars, install in the second perforation has been seted up to the second connecting rod of connecting piece of guard bar, the second perforation with first perforation intercommunication each other, with install first rings on the first connecting rod of rotation post butt.
Through adopting above-mentioned technical scheme, coupling assembling installs on the guard bar, and the lifting rope passes first connecting rod and guard bar after-fixing and bindes on the guard bar, and the lifting rope can also be with the first connecting rod fixed connection that is close to the guard bar, also can make guard body and rotation post link up through coupling assembling to the lifting rope has two fixed positions on guard body's one side, also can make guard body have dual guarantee when hoist and mount, has further guarantee to staff's safety.
Optionally, a slot is formed on the second connecting rod provided with the second through hole, and the other second connecting rod is inserted into the slot.
Through adopting above-mentioned technical scheme, after two connecting pieces pass through a connecting rod grafting on another connecting rod, again with lifting rope and first rings fixed connection to make two connecting pieces fixed connection together.
Optionally, one end of the first connecting rod away from the second connecting rod is connected with a second hanging ring.
Through adopting above-mentioned technical scheme, if the protection main part is when vertically placing, two second connecting rods pass between two protection poles, and two first connecting rods clamp same horizontal pole, can be with a lifting rope respectively with two second rings fixed connection, perhaps with two lifting ropes respectively with two second rings fixed connection, also can play dual safety guarantee when hoist and mount the protection main part, if the lifting rope is not hard up or drops to some extent on one of them second rings, the protection main part also can be by hoist and mount assembly.
In a second aspect, the application provides a construction process of a prefabricated guardrail, which adopts the following technical scheme:
when the protection main body is horizontally placed on a construction site, the first connecting rod of a connecting piece is abutted against the protection rod to enable the first perforation to be communicated with the second perforation, the lifting rope penetrates through the second connecting rod and the protection rod, the lifting rope is fixedly bound on the second connecting rod and the protection rod, the lifting rope is distributed on two ends of the protection main body, and then the protection main body is lifted in a horizontal state;
rotating two adjacent rotating columns to a first rotating state, and hoisting the protection main body onto the two rotating columns;
the two connecting pieces are connected together, a first connecting rod of the other connecting piece is abutted against one surface of the rotating column, which is far away from the protection main body, the protection main body and the rotating column are in primary connection, the lifting rope is further bound on the first lifting ring, the connection between the protection main body and the rotating column is enhanced, the protection main body is lifted, the protection main body can gradually approach to the upright column along with the rotation of the rotating column, and when the rotating column rotates to a second rotating state, the protection main body is arranged between the upright column and the rotating column, and then the rotating column is fixedly arranged on the upright column;
if the protection main body is placed on a construction site in an upright state, the connecting assembly is arranged on the cross rod, the two first connecting rods are respectively positioned on two opposite sides of the cross rod, the lifting rope is fixedly connected with the two second lifting rings, and the protection main body is lifted; the rotating column is in a second rotating state and is fixedly arranged on the upright column, and the protection main body can slide into the space between the upright column and the rotating column from top to bottom.
Through adopting above-mentioned technical scheme, no matter what state the protection main part stacks on the job site, the lifting rope forms the connection with the protection main part and does not need the manual work to lift the protection main part when, the in-process of protection main part installation on the installation base member mainly uses equipment hoist and mount as the owner, manual fit is as assisting, the staff is more laborsaving on the scene, the protection main part when hoisting the horizontal state, the one end of lifting rope can be simultaneously with protection main part and the fixed bundling of pivoted post through coupling assembling, the one end of lifting rope can be simultaneously with two connecting pieces are fixed to be binded when the protection main part of hoist and mount upright state, consequently can have dual safety guarantee when hoist and mount the protection main part.
In summary, the present application includes at least one of the following beneficial effects:
1. no matter what state the protective main body is stacked on a construction site, when the lifting rope and the protective main body form a connection relation, workers do not need to lift the protective main body with effort, mainly hoisting equipment is used as a main part, and manual cooperation is used as an auxiliary part;
2. when the protective main body is mounted on the mounting base body, the protective main body can slide into the space between the upright post and the rotating post from top to bottom, and can gradually approach to the upright post along with the rotation of the rotating post, so that different mounting modes are formed according to the stacking state of the protective main body;
3. when the protective main body is hoisted, two lifting ropes can be respectively bound on two protective rods of the protective main body, and one lifting rope and the protective main body can form two fixed points, so that double safety guarantee is provided when the protective main body is hoisted.
Drawings
FIG. 1 is a schematic view of a prior art installation of a prefabricated guardrail;
FIG. 2 is a schematic overall structure of an embodiment of the present application;
FIG. 3 is a schematic view showing the rotation of the rotating post to a first rotation state according to an embodiment of the present application;
FIG. 4 is a schematic view showing a state that a protective body is horizontally placed on a rotating column according to an embodiment of the present application;
FIG. 5 is a schematic view showing the rotation of the rotating post to a second rotation state according to the embodiment of the present application;
FIG. 6 is an enlarged schematic view at A of FIG. 4;
FIG. 7 is a schematic view of a connection assembly mounted on a guard bar according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a connection structure of two connectors according to an embodiment of the present application;
fig. 9 is a schematic view of a structure in which a connection assembly is mounted on a cross bar according to an embodiment of the present application.
Reference numerals illustrate: 1. a protective body; 11. a cross bar; 12. a protective rod; 121. a first perforation; 2. a mounting substrate; 21. a column; 211. a mounting groove; 212. a relief groove; 213. pouring a groove; 22. rotating the column; 221. a receiving plate; 3. a first plunger; 4. a second plunger; 5. a connecting piece; 51. a first link; 52. a second link; 521. a second perforation; 522. a slot; 6. a first hanging ring; 7. a bolt; 8. the second hanging ring; 9. a mounting column; 91. and a limit groove.
Detailed Description
The application is described in further detail below with reference to fig. 2-9.
The embodiment of the application discloses a prefabricated guardrail. Referring to fig. 2, a prefabricated guardrail includes prefabricated protection main body 1, and protection main body 1 includes two horizontal poles 11 and many guard bars 12, and the both ends of guard bar 12 respectively with two horizontal poles 11 integrated into one piece, the even interval distribution of length direction along two horizontal poles 11 of guard bar 12. The part of the protection rod 12 is provided with a first perforation 121, and the axial direction of the first perforation 121 is the same as the length direction of the cross rod 11. If the protection main body 1 is horizontally placed on a construction site, the cross bar 11 and the protection rod 12 are attached to the ground, the lifting rope of the crane can be fixedly installed on the protection rod 12 through the first through hole 121, and the crane can lift the protection main body 1 in a horizontal state. When the protective body 1 is vertically placed on a construction site, the lifting rope can be fixedly bound on the cross bar 11, and the protective body 1 is lifted in an upright state by the crane.
Referring to fig. 2, a prefabricated guardrail further includes prefabricated installation bases 2, a plurality of installation bases 2 are arranged at intervals along a river bank, and a protective body 1 is installed between two adjacent installation bases 2.
Referring to fig. 3, the installation base 2 includes a column 21 and a rotation column 22, and a groove into which the column 21 is inserted may be cast on the river bank so that the column 21 is fixedly installed on the river bank. The cross section of each upright post 21 is of a rectangular structure, one surface of each two adjacent upright posts 21, which is close to each other, is provided with a mounting groove 211, and one upright post 21 is provided with two mounting grooves 211. If the upright 21 is fixed on the river bank, the installation groove 211 penetrates to the side of the upright 21 facing away from the river. The rotating columns 22 are rotatably installed in the installation grooves 211, the rotating columns 22 are in one-to-one correspondence with the installation grooves 211, and the rotating columns 22 are rotated away from the upright posts 21 in the direction away from the river. The upright post 21 is fixedly provided with a rotating shaft, and the rotating post 22 is rotatably arranged on the rotating shaft.
Referring to fig. 3, the rotation column 22 includes a first rotation state in which the upright column 21 and the rotation column 22 are perpendicular to each other, at this time, a side wall of the rotation column 22 abuts against an inner bottom wall of the mounting groove 211, and one end of the rotation column 22, which is close to the upright column 21, is connected with a receiving plate 221.
Referring to fig. 4, after the protection main body 1 is lifted in a horizontal state, the protection main body 1 can be lifted to the rotating columns 22 on the two adjacent upright columns 21, the two rotating columns 22 support the protection main body 1, and a cross bar 11 of the artificial auxiliary protection main body 1 is abutted to the bearing plate 221. The rotating column 22 is then rotated so that the shield body 1 can gradually approach the column 21 with the rotation of the rotating column 22 until the rotating column 22 and the column 21 are parallel to each other, and the shield body 1 is sandwiched between the column 21 and the rotating column 22. The column 21 is mounted with a first fixing member for fixing the rotation column 22.
Referring to fig. 5, the rotation post 22 further includes a second rotation state in which the rotation post 22 and the upright post 21 are parallel to each other, and the shield body 1 is clamped between the rotation post 22 and the upright post 21. A space for the protective body 1 to slide in is formed between the rotation post 22 and the upright post 21. The first fixing piece is a first inserted link 3, when the rotating column 22 rotates to a second rotating state, the first inserted link 3 is inserted between the upright column 21 and the rotating column 22, and a plurality of first inserted links 3 are distributed along the height direction of the upright column 21. After the first insert rod 3 is inserted between the upright post 21 and the rotation post 22, the gap between the first insert rod 3 and the rotation post 22 may be filled with concrete, so that the first insert rod 3 is fixedly installed between the upright post 21 and the rotation post 22.
If the shield main body 1 is lifted in the upright state, the rotating column 22 is rotated to the second rotating state, and the rotating column 22 is fixed to the column 21, the shield main body 1 slides between the column 21 and the rotating column 22 from the top down in the upright state.
Referring to fig. 6, the receiving plate 221 is inserted with the second inserting rod 4, and a large friction force exists between the second inserting rod 4 and the receiving plate 221, so that the second inserting rod 4 is not easy to be moved away from the receiving plate 221. The cross bar 11 is provided with a jack, and when the protective main body 1 is installed on the rotating column 22, the second inserting rod 4 is inserted into the jack. The shield body 1 is connected in relation to the rotation post 22 by the second plunger 4. The two ends of the second inserting rod 4 extend out of the bearing plate 221, and the upright post 21 is provided with a yielding groove 212 for the one end of the second inserting rod 4 to rotate in on the inner bottom wall of the mounting groove 211. The upright post 21 is provided with a pouring groove 213 on the inner bottom wall of the mounting groove 211, and the yielding groove 212 is communicated with the pouring groove 213. When the rotary post 22 rotates to the second rotation state, the second insert rod 4 is positioned in the relief groove 212, the concrete is poured into the pouring groove 213, and the concrete can flow into the relief groove 212 to form a fixed connection with the second insert rod 4, and the rotary post 22 is further fixed on the upright post 21.
Referring to fig. 7 and 8, the protection rod 12 is detachably mounted with a connection assembly, the connection assembly includes two connection members 5, the connection members 5 include a first connection rod 51 and a second connection rod 52 vertically connected with one end of the first connection rod 51, the two first connection rods 51 are different in length, the first connection rod 51 with a shorter length is abutted on the protection rod 12, the second connection rod 52 passes through between the two protection rods 12, a second through hole 521 is formed in the second connection rod 52 of the connection member 5 mounted on the protection rod 12, when the first connection rod 51 is abutted on the protection rod 12 and the second connection rod 52 passes through the two protection rods 12, the first through hole 121 and the second through hole 521 are mutually communicated, and a hanging rope passes through the first through hole 121 and the second through hole 521 to bind, so that the connection member 5 is mounted on the protection rod 12.
Referring to fig. 8, the second link 52 of the other link 5 also passes through the two protection bars 12, the two second links 52 are detachably connected, and the two links 5 are connected together by the two second links 52. When the two connecting pieces 5 are connected together, the first connecting rod 51 with a longer length is abutted against one surface of the rotating column 22, which faces away from the protection main body 1, and the connection between the two connecting pieces 5 enables the rotating column 22 and the protection main body 1 to form a connection relationship.
Referring to fig. 7 and 8, a first hanging ring 6 is mounted on a first link 51 abutting against a rotation post 22, one end of a hanging rope (not shown) is divided into two connection sections, one connection section of the hanging rope is fixedly bound to a second link 52 and a protection rod 12 through a first through hole 121 and a second through hole 521, a connection piece 5 is mounted on the protection rod 12, and the other connection section of the hanging rope is bound and fixed to the first hanging ring 6. When the protective main body 1 is hoisted by a plurality of lifting ropes, one end of one lifting rope is provided with two fixing points, so that the protective main body 1 has double guarantee during hoisting.
Referring to fig. 8, a slot 522 is formed in the second link 52 having the second through hole 521 formed therein, and one end of the other second link 52 is inserted into the slot 522. The second connecting rod 52 provided with the second through hole 521 is in threaded connection with a bolt 7, one end of the bolt 7 extends into the slot 522, and the bolt 7 is abutted against the other second connecting rod 52, so that the two second connecting rods 52 can be firmly connected together. The two second connecting rods 52 are connected in a plug-in manner, so that the distance between the two first connecting rods 51 can be adjusted, and the width of the cross rod 11 or the protective rod 12 can be adjusted.
Referring to fig. 9, a second suspension ring 8 is connected to an end of the first link 51 remote from the second link 52. If the protective body 1 is to be lifted in an upright position, the connection assembly can be mounted on the cross bar 11 with the two first links 51 on opposite sides of the cross bar 11 and the two second links 52 fixedly connected together through the two protective bars 12. The two connecting sections of the lifting rope are respectively bound and fixedly arranged on the two second lifting rings 8. When the crane lifts the protective body 1, the two second connecting rods 52 are fixedly connected together to support the cross rod 11.
The protection main body 1, the upright posts 21 and the rotating columns 22 are formed by concrete pouring, so that the weight of the protection main body 1 and the weight of the rotating columns 22 are unbalanced, the construction process of the guardrail mainly uses crane hoisting as a main part, and workers mainly cooperate with the protection main body 1 to align the positions in the hoisting process, so that the operation process is labor-saving.
The implementation principle of the prefabricated guardrail provided by the embodiment of the application is as follows:
if the protection main body 1 is in a state of being horizontally placed on the ground when not installed on a construction site, one surface of the cross rod 11 and one surface of the protection rod 12 are abutted against the ground, a connecting piece 5 is firstly installed on the protection rod 12, the second connecting rod 52 passes through the two protection rods 12 and then approaches the ground, the lifting ropes pass through the first connecting rod 51 and the protection rod 12 and then are bound and fixed, the protection main body 1 is uniformly distributed with a plurality of lifting ropes, and when the protection main body 1 is lifted by the crane, the protection main body 1 is lifted in a horizontal state;
after the protection main body 1 is placed on two adjacent rotating columns 22, a cross rod 11 is abutted against a bearing plate 221, the rotating columns 22 support the protection main body 1 so that a distance is reserved between the protection main body 1 and the ground, the other connecting piece 5 is installed on the protection rod 12, after the two second connecting rods 52 are fixedly connected, the second connecting rod 52 of the other connecting piece 5 is abutted against one surface, away from the protection main body 1, of the rotating columns 22, the protection main body 1 and the rotating columns 22 are connected together by a connecting assembly, and a lifting rope can be fixedly connected with the first lifting ring 6, so that double safety guarantee can be obtained when the protection main body 1 is lifted;
after the rotating posts 22 are close to the upright posts 21, the first connecting rods 51, which are abutted by the lifting ropes and the protective rods 12, can be unbinding, so that two opposite sides of the protective rods 12 are attached between the upright posts 21 and the rotating posts 22;
if the protection main body 1 is placed on a construction site in an upright state, the connecting assembly can be directly installed on the cross rod 11, the rotating column 22 rotates to a second rotating state, and the crane lifts the protection main body 1 to enable the protection main body 1 to slide between the upright column 21 and the rotating column 22 from top to bottom;
the lifting modes of the protection main body 1 are two, different lifting modes are adopted according to the placement condition of the protection main body 1, no matter which lifting mode is adopted, the lifting mode is mainly used for lifting the crane in the whole guardrail mounting process, the labor is saved for the worker in the whole guardrail mounting construction process.
The application also discloses a construction process of the prefabricated guardrail, wherein the prefabricated guardrail is adopted for construction, after the installation matrix 2 and the protection main body 1 are transported to a construction site, the installation matrix 2 is fixedly installed on the shore and distributed at intervals, and then different hoisting modes are adopted according to the stacking state of the protection main body 1 on the construction site;
if the protection main body 1 is horizontally placed on a construction site, the first connecting rod 51 of the connecting piece 5 is abutted against the protection rod 12 to enable the first through hole 121 and the second through hole 521 to be communicated, the lifting rope passes through the second connecting rod 52 and the protection rod 12 and is fixedly bound on the second connecting rod 52 and the protection rod 12, the lifting rope is distributed on two ends of the protection main body 1, and then the protection main body 1 is lifted in a horizontal state;
rotating the two adjacent rotating columns 22 to a first rotating state, and hoisting the protection main body 1 onto the two rotating columns 22;
the two connecting pieces 5 are connected together, the first connecting rod 51 of the other connecting piece 5 is abutted against one surface of the rotating column 22, which is far away from the protection main body 1, the protection main body 1 and the rotating column 22 form a primary connection relationship, further, a lifting rope is also bound on the first lifting ring 6, the connection relationship between the protection main body 1 and the rotating column 22 is enhanced, the protection main body 1 is lifted up again, the protection main body 1 can gradually approach to the upright column 21 along with the rotation of the rotating column 22, when the rotating column 22 rotates to a second rotation state, the protection main body 1 is arranged between the upright column 21 and the rotating column 22, and then the rotating column 22 is fixedly arranged on the upright column 21;
if the protection main body 1 is placed on a construction site in an upright state, the connecting assembly is arranged on the cross rod 11, the two first connecting rods 51 are respectively positioned on two opposite sides of the cross rod 11, the lifting rope is fixedly connected with the two second lifting rings 8, and the protection main body 1 is lifted; the rotating column 22 is in the second rotating state and is fixedly mounted on the upright 21, and the protective body 1 can slide between the upright 21 and the rotating column 22 from top to bottom.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. The utility model provides a prefabricated guardrail, includes prefabricated protection main part (1), protection main part (1) include many guard bars (12) and two horizontal poles (11), the both ends of guard bar (12) respectively with two horizontal pole (11) fixed connection, guard bar (12) are followed the length direction interval setting of horizontal pole (11), its characterized in that: the protection rod (12) is provided with a first perforation (121), and the axial direction of the first perforation (121) is the same as the length direction of the cross rod (11);
the novel protective device comprises a protective body (1) and is characterized by further comprising a plurality of mounting matrixes (2) which are distributed at intervals, wherein one protective body (1) is mounted between two adjacent mounting matrixes (2), each mounting matrix (2) comprises an upright post (21) and a rotating post (22) which are used for clamping the protective body (1), each upright post (21) is provided with a mounting groove (211), and each rotating post (22) is rotatably mounted in each mounting groove (211);
the rotating column (22) comprises a first rotating state and a second rotating state, the first rotating state is that the upright column (21) and the rotating column (22) are perpendicular to each other, the rotating column (22) is abutted to the inner bottom wall of the mounting groove (211) of the upright column (21), and one end, close to the upright column (21), of the rotating column (22) is connected with a bearing plate (221);
the second rotation state is that stand (21) with rotate post (22) are parallel to each other, stand (21) with leave between rotating post (22) and supply the space of protection main part (1) slip in, be provided with on stand (21) and be used for fixing rotate the first mounting of post (22).
2. A prefabricated guardrail according to claim 1, characterized in that: the first fixing piece is a first inserted link (3), and when the rotating column (22) rotates to a second rotating state, the first inserted link (3) is installed between the upright post (21) and the rotating column (22).
3. A prefabricated guardrail according to claim 1, characterized in that: the bearing plate (221) is provided with a second inserted rod (4), and the second inserted rod (4) is inserted into the cross rod (11).
4. A prefabricated guardrail according to claim 3, characterized in that: the two ends of the second inserted link (4) extend out of the bearing plate (221), a yielding groove (212) for enabling one end of the second inserted link (4) to rotate in is formed in the inner bottom wall of the mounting groove (211), a pouring groove (213) is formed in the inner bottom wall of the mounting groove (211) by the upright (21), and the yielding groove (212) is communicated with the pouring groove (213).
5. A prefabricated guardrail according to claim 1, characterized in that: the utility model discloses a protection pole (12) is last demountable installation has coupling assembling, coupling assembling includes two connecting pieces (5), connecting piece (5) include first connecting rod (51) and with second connecting rod (52) that one end of first connecting rod (51) is connected perpendicularly, one of them first connecting rod (51) butt in on protection pole (12), another first connecting rod (51) butt in rotate post (22) deviate from on the one side of protection main part (1), two second connecting rod (52) pass adjacent two protection pole (12), install in second perforation (521) have been seted up to second connecting rod (52) of connecting piece (5) of protection pole (12), second perforation (521) with first perforation (121) intercommunication each other, with rotate post (22) butt install first rings (6) on first connecting rod (51).
6. A prefabricated guardrail according to claim 5, characterized in that: the second connecting rod (52) provided with the second through hole (521) is provided with a slot (522), and the other second connecting rod (52) is inserted into the slot (522).
7. A prefabricated guardrail according to claim 6, characterized in that: one end of the first connecting rod (51) far away from the second connecting rod (52) is connected with a second hanging ring (8).
8. A construction process of the prefabricated guardrail according to claim 7, characterized in that:
when the protection main body (1) is horizontally placed on a construction site, the first connecting rod (51) of a connecting piece (5) is abutted against the protection rod (12) to enable the first through hole (121) and the second through hole (521) to be communicated, a lifting rope penetrates through the second connecting rod (52) and the protection rod (12), the lifting rope is fixedly bound on the second connecting rod (52) and the protection rod (12), the lifting rope is distributed on two ends of the protection main body (1), and then the protection main body (1) is lifted in a horizontal state;
rotating two adjacent rotating columns (22) to a first rotating state, and hoisting the protection main body (1) onto the two rotating columns (22);
the two connecting pieces (5) are connected together, a first connecting rod (51) of the other connecting piece (5) is abutted against one surface of the rotating column (22) deviating from the protection main body (1), the protection main body (1) and the rotating column (22) form a primary connection relationship, a lifting rope is further bound on the first lifting ring (6), the connection relationship between the protection main body (1) and the rotating column (22) is reinforced, the protection main body (1) is lifted, the rotation of the rotating column (22) is accompanied with the protection main body (1) to gradually approach the upright column (21), and when the rotating column (22) rotates to a second rotation state, the protection main body (1) is arranged between the upright column (21) and the rotating column (22), and then the rotating column (22) is fixedly arranged on the upright column (21);
if the protection main body (1) is placed on a construction site in an upright state, the connecting assembly is arranged on the cross rod (11), the two first connecting rods (51) are respectively positioned on two opposite sides of the cross rod (11), the lifting rope is fixedly connected with the two second lifting rings (8), and the protection main body (1) is lifted; the rotating column (22) is in a second rotating state and is fixedly arranged on the upright column (21), and the protection main body (1) can slide into the space between the upright column (21) and the rotating column (22) from top to bottom.
CN202310636085.1A 2023-05-31 2023-05-31 Prefabricated guardrail and construction method thereof Pending CN116717132A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310636085.1A CN116717132A (en) 2023-05-31 2023-05-31 Prefabricated guardrail and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310636085.1A CN116717132A (en) 2023-05-31 2023-05-31 Prefabricated guardrail and construction method thereof

Publications (1)

Publication Number Publication Date
CN116717132A true CN116717132A (en) 2023-09-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310636085.1A Pending CN116717132A (en) 2023-05-31 2023-05-31 Prefabricated guardrail and construction method thereof

Country Status (1)

Country Link
CN (1) CN116717132A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118207793A (en) * 2024-05-21 2024-06-18 武汉力拓桥科防撞设施有限公司 Bridge protection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118207793A (en) * 2024-05-21 2024-06-18 武汉力拓桥科防撞设施有限公司 Bridge protection device
CN118207793B (en) * 2024-05-21 2024-07-19 武汉力拓桥科防撞设施有限公司 Bridge protection device

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