CN106958324A - Large-diameter steel bar mesh and method for butting large-diameter steel bar mesh by using connecting rods - Google Patents
Large-diameter steel bar mesh and method for butting large-diameter steel bar mesh by using connecting rods Download PDFInfo
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- CN106958324A CN106958324A CN201610011970.0A CN201610011970A CN106958324A CN 106958324 A CN106958324 A CN 106958324A CN 201610011970 A CN201610011970 A CN 201610011970A CN 106958324 A CN106958324 A CN 106958324A
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- Prior art keywords
- mesh sheet
- connecting rod
- cage bar
- size rebar
- straight
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 title claims description 23
- 239000010959 steel Substances 0.000 title claims description 23
- 238000003032 molecular docking Methods 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 210000003205 muscle Anatomy 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 31
- 230000002787 reinforcement Effects 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 abstract 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000009753 muscle formation Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
- E04C5/04—Mats
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
Abstract
The invention provides a large-diameter reinforcing mesh, which comprises a plurality of large-diameter reinforcing mesh units, wherein two main reinforcements oppositely arranged in two adjacent large-diameter reinforcing mesh units are connected through connecting rods. The large-diameter reinforcing mesh sheet is formed by butting a plurality of prefabricated large-diameter reinforcing mesh sheet units through the connecting rods, the operation is simple, and the large-diameter reinforcing mesh sheet can be mechanically connected conveniently and quickly through the rotating function, the length adjusting function and the proper swinging function of the connecting rods. The invention also provides a method for butting the large-diameter reinforcing mesh units by adopting the connecting rods, which can change the process of single installation and butt joint of large-diameter reinforcing steel bars in high altitude in the prior art into the process of integral hoisting and butt joint after prefabricating the large-diameter reinforcing mesh units on the ground, solve the problem that the prefabricated large-diameter reinforcing mesh cannot be integrally butted on site, and greatly improve the construction speed of the reinforcing engineering.
Description
Technical field
The present invention relates to a kind of reinforced mesh, more particularly to a kind of Large-size rebar mesh sheet and connecting rod is used
The method for docking Large-size rebar mesh sheet.
Background technology
At present, under the background of nuclear power engineering technology going global national development strategy, nuclear power is resolved
The overall docking technique of the live Large-size rebar mesh sheet of engineering construction of standing is the construction week for shortening nuclear power engineering
Phase, increase the guardian technique of returns of investment.Wherein, Large-size rebar mesh sheet refers to that it is equal by diameter
The prefabricated reinforced mesh of reinforcing bar not less than 16mm.
Due in China's construction of nuclear power station, no matter using France, Russia, the U.S. or China certainly
The quantities that Large-size rebar is connected in oneself nuclear power technology, nuclear power station civil engineering field is all very huge, because
This in the urgent need to using precast reinforced mesh sheet to expand lifting elements, it is and integrally right using live reinforced mesh
Connection technology improves assembly connection speed.And in addition to nuclear power station, numerous hydraulic engineerings, bridge, harbour,
The Larger Engineering Projects such as subway have the active demand using the overall docking in Large-size rebar mesh sheet scene.But
Up to this point, this technology there is no breakthrough, and conventional reinforced bar mechanical connector is (straight at present
Nipple) reinforced mesh reinforcing bar misalignment of axe and length caused by making and installation process can not be adapted to
Spend error so that the steel bar head that straight screw sleeve can not be screwed in smoothly in corresponding reinforced mesh waiting.
Therefore, the construction method that single steel bar one piece one installs connection is still continued to use in the live civil engineering of nuclear power station.
The connected mode of single steel bar includes bar splicing connection, welding or passes through straight thread in the prior art
Joint connect, the straight thread connector include positive and negative screw-thread straight thread connector, standard type straight thread connector with
And screw-thread straight thread connector etc. is lengthened, wherein：
Standard type straight thread connector：Connect the connecting filament head on the conventional straight thread connector of reinforcing bar, reinforcing bar
Right-handed thread is with the internal thread of branch sleeve, sleeve is first screwed in into steel bar head to sleeve during connection
Half length, then the connecting filament head of another reinforcing bar waiting is screwed in second half sleeve.
Positive and negative screw-thread straight thread connector：It is that dextrorotation internal thread, one end are derotation internal threads including one end
Positive and negative screw-thread sleeve and dextrorotation straight thread is machined with respectively in one end of two Ribbed Bars to be connected
(right-handed thread) and derotation straight thread (left hand thread), during connection and does not need Swiveling Rebar, it is only necessary to
Rotating positive and negative screw-thread sleeve just can make the reinforcing bar positioned at sleeve two ends inwardly tighten up and then realize the machine of reinforcing bar
Tool is connected.
Lengthen screw-thread straight thread connector：Including standard type sleeve and in two Ribbed Bars to be connected
(reach is not less than standard for the straight thread that one end is machined with full-length respectively and the straight thread lengthened
The length of jacket cylinder；Threaded one end will be generally set on reinforcing bar and is referred to as connecting filament head), can during connection
Standard type sleeve is first screwed in one end of the connecting filament head of lengthening, after the connecting filament head of two reinforcing bars is adjacent to
Sleeve is screwed to the centre position of two splices again.
The content of the invention
Problem to be solved by this invention be to provide it is a kind of by Large-size rebar by it is prefabricated formed it is big straight
The assembled Large-size rebar mesh sheet formed of docking is carried out using connecting rod between the reinforced mesh unit of footpath, carried simultaneously
Change the single installation of reinforcing bar, the single docking that traditional Large-size rebar mesh sheet is used in docking for a kind of
Mode, then by using connecting rod dock Large-size rebar mesh sheet method.
In order to solve the above problems, the present invention provides a kind of Large-size rebar mesh sheet, including prefabricated multiple
Between Large-size rebar mesh sheet unit, two adjacent Large-size rebar mesh sheet units between two relative cage bars
Connected by connecting rod.
Preferably, being connected between the two ends of the connecting rod and corresponding cage bar by straight thread connector.
Preferably, passing through the straight spiral shell of positive and negative screw-thread between the two ends of the connecting rod and corresponding cage bar respectively
Line joint and the connection of lengthening screw-thread straight thread connector are connected by the lengthening screw-thread straight thread connector
Connect.
Preferably, cage bar is erected with the connecting rod, the two ends difference of the cage bar in the connecting rod
With and its just to two Large-size rebar mesh sheet units between cage bar pass through connecting rod or straight thread connector and connect
Connect.
Preferably, being erected with simultaneously in the connecting rod between two adjacent Large-size rebar mesh sheet units
Arrange many cage bars set, many main ribs be provided with many spacer bars so that many main ribs with
The many spacer bars form secondary mesh sheet.
It is including as follows present invention simultaneously provides a kind of method that use connecting rod docks Large-size rebar mesh sheet
Step：
S10：Cage bar of the one or both ends with connecting filament head is arranged by pre-provisioning request spacing, positioned and solid
It is fixed, it is prefabricated into Large-size rebar mesh sheet unit；
S20：Two ends band company is respectively provided with two adjacent Large-size rebar mesh sheet units between two relative cage bars
The connecting rod of silk head is connect, then will be connected between the connecting rod and main ribs by straight screw sleeve；
S30：In setting up cage bar in the connecting rod or set up the secondary mesh sheet formed by cage bar and spacer bar,
And by the two ends of main ribs respectively with just be erected on another two Large-size rebar mesh sheet unit company
Cage bar on extension bar is connected by straight screw sleeve or the connecting rod.
Preferably, step S20 is specifically included：
S21：Be spirally connected straight screw sleeve at the two ends of connecting rod, and passes through straight screw sleeve and Large-diameter Steel
The connecting filament head docking of each cage bar of muscle mesh sheet unit, forms the mesh sheet lifting elements with connecting rod, standby；
Wherein, the rotation direction of the connecting filament head of the connected cage bar of connecting filament head of one end of the connecting rod
On the contrary, and being equipped with positive and negative screw-thread branch sleeve；The connecting filament head of the connecting rod other end is connected thereto
Cage bar connecting filament head rotation direction it is identical；Or the connected cage bar of connecting filament head at connecting rod two ends
Connecting filament head rotation direction all same, one or two in rotation direction identical connecting filament head be extended type
Connecting filament head, and it is equipped with straight screw sleeve.
S22：By waiting, Large-size rebar mesh sheet unit lifting is to station waiting and is installed, and then will
The mesh sheet lifting elements lift the side waiting into the Large-size rebar mesh sheet unit for having completed to install,
Adjust the straight screw sleeve in the connecting rod or rotation and swing the connecting rod, until with the straight spiral shell
Line sleeve just to Large-size rebar mesh sheet unit in the connecting filament head of cage bar enter to buckle and screw in place.
The Large-size rebar mesh sheet and use connecting rod of the present invention dock having for the method for Large-size rebar mesh sheet
Beneficial effect is, Large-size rebar mesh sheet can be by prefabricated multiple Large-size rebar mesh sheet units, and in phase
Assembled, connection is carried out using connecting rod between two relative cage bars in two adjacent Large-size rebar mesh sheet units
Method be made, this method by the rotating function of connecting rod, length adjustment function and appropriate oscillating function,
Even if can also realize mechanical connection when corresponding two cage bars in position is occurred a little bias in position, make
The connection of Large-size rebar mesh sheet unit turns into possible, and this method will be commonly used major diameter at present in engineering
Reinforcing bar carries out single installation in height and realizes Large-size rebar mesh sheet unit pair by branch sleeve by root in the air
The process reform connect is that Large-size rebar is prefabricated on ground after Large-size rebar mesh sheet unit first to carry out
The technique of integral hoisting docking, scene can not be implemented by thoroughly solving prefabricated Large-size rebar mesh sheet unit
The problem of docking, significantly reduces the labor intensity of workman, improves the operating efficiency of reinforced bar engineering and applies
Work speed.
Brief description of the drawings
Fig. 1 is the connecting rod two ends in the Large-size rebar mesh sheet of the present invention using lengthening screw thread type joint
Connect the state diagram before two reinforcing bars.
Fig. 2 is the connecting rod two ends in the Large-size rebar mesh sheet of the present invention using lengthening screw thread type joint
Connect the state diagram after two reinforcing bars.
Fig. 3 is respectively adopted lengthening screw-thread for the connecting rod two ends in the Large-size rebar mesh sheet of the present invention and connect
Head and positive and negative screw thread type joint connect the state diagram before two reinforcing bars.
Fig. 4 is respectively adopted lengthening screw-thread for the connecting rod two ends in the Large-size rebar mesh sheet of the present invention and connect
Head and positive and negative screw thread type joint connect the state diagram after two reinforcing bars.
Fig. 5 is mesh sheet lifting elements in the method for the use connecting rod docking Large-size rebar mesh sheet of the present invention
Part-structure schematic diagram.
After Fig. 6 is connected for the mesh sheet lifting elements in Fig. 5 with a Large-size rebar mesh sheet unit waiting
Structural representation.
Fig. 7 is in figure 6 only in the structural representation after horizontal direction installation one secondary mesh sheet and connecting rod.
Fig. 8 is in the figure 7 in the structural representation after vertical direction installation another secondary mesh sheet and connecting rod.
Reference：
1- Large-size rebar mesh sheet units；2- longitudinal reinforcements；3- transverse steels；4- connecting rods；5- connections
Section cage bar；6- spacer bars；7- pair mesh sheet；8- standard type sleeves；9- the first connecting filament heads；10-
Second connecting filament head；11- locking nuts；The positive and negative screw-thread sleeves of 12-.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail, but not as a limitation of the invention.
As shown in figure 8, the present invention discloses a kind of Large-size rebar mesh sheet, it includes multiple prefabricated formation
Large-size rebar mesh sheet unit 1, each Large-size rebar mesh sheet unit 1 includes many Hes of transverse steel 3
(longitudinal reinforcement 2 is Large-size rebar with transverse steel 3 and (hereafter can be collectively referred to as master longitudinal reinforcement 2
Muscle), both intersections can be fixed by the method for colligation or welding), Large-size rebar mesh sheet unit
1 size and shape be not unique, and each Large-size rebar mesh sheet unit 1 both can size and shape phase
Together, also can be different, the global shape and structure of Large-size rebar mesh sheet that specifically can be according to actual needs and
It is fixed, but should ensure that the spacing or vertical of the transverse steel 3 for each Large-size rebar mesh sheet unit 1 being connected
Spacing to reinforcing bar 2 is identical, so that the transverse steel 3 of two Large-size rebar mesh sheet units 1 or vertical
Being capable of position correspondence to reinforcing bar 2.Position corresponding two in two adjacent Large-size rebar mesh sheet units 1
Connecting rod 4, the two ends difference of each connecting rod 4 are provided between root transverse steel 3 or between longitudinal reinforcement 2
With its just to two transverse steels 3 or two longitudinal reinforcements 2 be connected by straight thread connector, that is,
By setting connecting filament head, the two ends of connecting rod 4 respectively in the relative one end of corresponding two cage bars in position
Connecting filament head is also set respectively, then passes through the positive and negative screw-thread sleeve 12 or standard shown in Fig. 1 to Fig. 4
Connecting rod 4 is connected by jacket cylinder 8 with cage bar.The connecting filament head can roll Rolling by upsetting straight, stripping rib
Straight thread, the method for directly rolling Rolling straight threads are formed, and the end of each cage bar or connecting rod 4 can also be adopted in addition
Constituted with screw rod of the welding with connecting filament head.The connecting rod 4 is preferably the cage bar that diameter is docked with it
The reinforcing bar of equal diameter and equal strength rank, with facilitate with straight screw sleeve be spirally connected and ensure connecting rod 4 and
The bonding strength of straight screw sleeve.
Further, the cage bar perpendicular with each connecting rod 4 is erected with connecting rod 4, that is, is connected
Transverse steel 3 or longitudinal reinforcement 2 are erected with bar 4.The setting of the cage bar can be regarded as being used for being connected
Bar 4 cooperatively forms the intensity mesh sheet equal with the intensity of adjacent Large-size rebar mesh sheet unit 1, also
Be make between two neighboring Large-size rebar mesh sheet unit 1 jointing (region i.e. provided with connecting rod 4,
Abbreviation jointing) intensity it is identical with the intensity of two Large-size rebar mesh sheet units 1.Ride upon
The one or both ends of each cage bar (hereinafter referred to as jointing cage bar 5) in connecting rod 4 respectively with it is just right
Be located at another jointing in cage bar and/or Large-size rebar mesh sheet unit 1 cage bar connecting rod 4
It is connected.The object difference for causing the two ends of jointing cage bar 5 to be docked is due to each Large-size rebar net
The shape or size of blade unit 1 are not fixed, so that the two ends of the jointing cage bar 5 both may be with position
It is relative in one end of the cage bar of another jointing, it is also possible to in another Large-size rebar mesh sheet unit 1
Cage bar one end it is relative.Each Large-size rebar mesh sheet unit 1 in the present embodiment is conventional etc.
The rectangle mesh sheet of size, thus its be located at each jointing in cage bar two ends for free end or with positioned at
One end of the cage bar of another jointing is relative to be connect.(note：When jointing cage bar 5 and transverse steel 3
And one end of longitudinal reinforcement 2 be located at Large-size rebar mesh sheet edge when, due to the end no longer with it is other
Bar connecting, therefore connecting filament head need not be set.)
Above-mentioned straight thread connector is preferably positive and negative screw-thread straight thread connector or lengthens screw-thread straight thread connector
(positive and negative screw-thread straight thread connector or lengthening screw-thread straight thread connector are one in straight thread connector
Kind, then similarly, positive and negative screw-thread sleeve 12 is also belonged in straight screw sleeve with standard type sleeve 8
It is a kind of)；As shown in Figures 1 to 4, the two ends of connecting rod 4 with just to Large-size rebar mesh sheet unit 1
In cage bar by positive and negative screw-thread straight thread connector and lengthen screw-thread straight thread connector respectively and connect,
Can two ends by lengthen screw-thread straight thread connector connect.Enter when using positive and negative screw-thread straight thread connector
During row connection, its be specially one end of connecting rod 4 and with its just to one end of cage bar open up respectively just
Screw thread and left-hand thread, and connected by the positive and negative screw-thread sleeve 12 for being respectively arranged at two ends with positive and negative internal thread.
The advantage that the connection between cage bar and connecting rod 4 is carried out using positive and negative screw-thread straight thread connector is in each mesh sheet
After unit docking connecting rod 4 can be tightened up (while also just locking by rotating positive and negative screw-thread sleeve 12
Positive and negative screw-thread sleeve 12), to reduce what connecting filament head was produced when Large-size rebar mesh sheet bears pulling force
Deformation.
Further, as depicted in figs. 1 and 2, the two ends of connecting rod 4 are using the lengthening straight spiral shell of screw-thread
When line joint and cage bar are attached, can in advance one end of connecting rod 4 and with its just to Large-diameter Steel
Cage bar in muscle mesh sheet unit 1 opens up conventional dextrorotation straight thread respectively (will be by setting in the present embodiment
It is first 9) and length that connecting filament head formed by having above-mentioned conventional dextrorotation straight thread is defined as the first connecting filament
The extended type dextrorotation straight thread for being longer than the first connecting filament first 9 (will be by setting above-mentioned lengthening in the present embodiment
It is first 10) that the connecting filament head of type dextrorotation straight thread formation is defined as the second connecting filament, then passes through standard jacket
Cylinder 8 is attached.The length of wherein the first connecting filament first 9 is usually shorter than the length of standard type sleeve 8,
And the length of the second connecting filament first 10 is typically longer than standard type sleeve 8 and locking nut 11 and (will be hereafter situated between
Continue) total length, and the length of the standard type sleeve 8 is usually the length of standard straight thread connector middle sleeve
Degree, but also can the proper extension sleeve according to actual needs length.As shown in figure 1, not led
During connection between muscle, standard type sleeve 8 is located on the second connecting filament first 10 of connecting rod 4；Such as Fig. 2
It is shown, when connecting rod 4 is attached with cage bar, only connecting rod 4 need to be close to and be directed at the first connection
Silk first 9, then rotating standard type sleeve 8 makes the first connecting filament first 9 enter to buckle.For fixed standard
Jacket cylinder 8, prevents its migration and reduces deformation for coupled connecting filament head, can be even
Locking nut 11 is added on extension bar 4.Specifically can be in the connecting filament first 9 and second of standard type sleeve 8 and first
Connecting filament first 10 be connected and in place after, adjusting lock nut 11, make locking nut 11 and standard type
Sleeve 8 is simultaneously tight, so that the position of standard type sleeve 8 is fixed, prevents that it from carrying out concrete in reinforced mesh and pouring
Occur loosening or shifting during building.Here standard type sleeve 8 can also reelect as sleeve end face band slope
The flared sleeve of mouth, button is entered with the centering for facilitating cage bar to be connected.
It is available to be located at when there is the cage bar of deviation in two positions of connection continuing with Fig. 3 and Fig. 4
The positive and negative screw-thread straight screw sleeve 12 not yet screwed in place and the connecting filament of connecting rod 4 in connecting rod 4
Head between gap and micro swinging connecting rod 4, be directed at the straight screw sleeve of the other end of connecting rod 4
The connecting filament head of cage bar waiting.If necessary, can also be by rotating positive and negative screw-thread sleeve 12 or connecting rod
The length and straight screw sleeve of 4 micro adjustment connecting rods 4 are threaded into button angle, so as to convenient
Implement to be connected with the connecting filament head of cage bar waiting in ground.The length of the connecting rod 4 should be with the diameter of cage bar into just
Than when being relatively large in diameter of cage bar, in order that connecting rod 4 meets the phase with the axis of cage bar by swinging
To deviation and connect, the length of connecting rod 4 should be a little longer, otherwise then can be more slightly shorter.In the present embodiment
The length of connecting rod 4 is preferably any value in the range of 1m-2m.
Further, because connecting rod 4 has certain length, so that two adjacent Large-size rebars
Spacing between mesh sheet unit 1 is larger, and the Large-size rebar net formed is finally docked to meet in the present embodiment
The equal technological requirement of spacing in piece between each two adjacent reinforcing bars, that is, ensure Large-size rebar net
Intensity rank is equal everywhere for piece, in the connecting rod 4 between each two adjacent Large-size rebar mesh sheet units 1
Generally side by side provided with many jointing cage bars 5, in order to preferably position many jointing cage bars 5,
Prevent that its displacement from causing spacing to change, the present embodiment is provided with especially in many jointing cage bars 5
Many can form the spacer bar 6 of secondary mesh sheet 7, the number of the spacer bar 6 with jointing cage bar 5
Amount is not fixed, and can increase and decrease that (when connecting rod 4 is shorter, connecting rod section cage bar 5 is less according to actual needs
When also the jointing cage bar 5 can not be linked to be mesh sheet, and directly carry out installation positioning).The secondary mesh sheet 7
In cage bar one or both ends respectively with the secondary mesh sheet 7 of corresponding Large-size rebar mesh sheet unit 1 or another
Cage bar connected again by connecting rod 4.Its connection method and above-mentioned connecting rod 4 and Large-size rebar net
Connection method between blade unit 1 is identical.
The invention also discloses the method that Large-size rebar mesh sheet is docked using connecting rod, it includes：
Step S10：Prefabricated Large-size rebar mesh sheet unit 1 (in job shop or field ground is prefabricated),
The Large-size rebar mesh sheet unit 1 carries the He of longitudinal reinforcement 2 of connecting filament head by many one or both ends
Transverse steel 3 is arranged by the spacing of pre-provisioning request, fixed formation is (when the transverse steel 3 and longitudinal reinforcement
When 2 one end is located at Large-size rebar mesh sheet edge, i.e., the end is no longer connected with other cage bars, can not
Connecting filament head, therefore some cage bars only one end band connecting filament head, some cage bar two ends band connecting filament are set
Head, jointing cage bar 5 described below is same), wherein longitudinal reinforcement 2 and transverse steel 3
Intersection can be connected by the method for colligation or welding.During practical operation, each cage bar can be by design
It is required that length blanking after the good cage bar end of pre-production connecting filament head, with the cage bar with connecting filament head
Made when making Large-size rebar mesh sheet preferably in unified positioning die carrier, use up and be likely to reduced mesh sheet list
The misalignment of axe and perpendicularity deviation of each cage bar in member；The precasting process of the Large-size rebar mesh sheet unit 1
It is not unique, as long as can be by the prefabricated success of tolerance；
Step S20：As shown in fig. 6, relative two in two adjacent Large-size rebar mesh sheet units 1
Connecting rod 4 of the two ends with connecting filament head is respectively provided between cage bar (i.e. transverse steel 3 or longitudinal reinforcement 2), so
It will be connected afterwards between connecting rod 4 and cage bar by straight screw sleeve；
Step S20 is specifically included：
S21：The two ends of connecting rod 4 are spirally connected straight screw sleeve, straight screw sleeve and Large-size rebar respectively
The connecting filament head docking of each cage bar of mesh sheet unit 1, forms the mesh sheet lifting elements with connecting rod 4, standby
With；
The two ends of connecting rod 4 in the present embodiment pass through positive and negative screw-thread sleeve 12 and corresponding cage bar respectively
Connect and then form the mesh sheet lifting elements with connecting rod 4 as shown in Figure 5.Namely 4 liang of connecting rod
End between corresponding cage bar by positive and negative screw-thread straight thread connector and lengthening screw-thread straight thread connector with being connected
Connect.And alternatively, the two ends of connecting rod 4 also can be by lengthening screw-thread straight thread connector
Connected with corresponding cage bar.Connected in addition, working as between connecting rod 4 and cage bar using positive and negative screw-thread sleeve 12
When, the sleeve need not be tightened, to provide convenient for the swing position of subsequent adjustment connecting rod 4.
S22：Gone forward side by side as shown in fig. 6, Large-size rebar mesh sheet unit 1 waiting is lifted to station waiting
Row, which is installed, to be fixed, and is then lifted mesh sheet lifting elements waiting into above-mentioned Large-size rebar mesh sheet unit 1
Side, such as lifting to the left side of Large-size rebar mesh sheet unit 1 or upside, then with support or
It is interim that suspending way makes its spacing between mesh sheet unit waiting be carried out with the length matching part of connecting rod 4
It is fixed.
For carrying out mesh sheet list using the connecting rod 4 with positive and negative screw-thread sleeve 12 shown in Fig. 3 and Fig. 4
During the docking of member, the micro adjustment connecting rod 4 of shaft of rotatable positive and negative screw-thread sleeve 12 or connecting rod 4
Length so that connecting rod 4 can be close to cage bar waiting towards the standard type sleeve 8 of cage bar one end waiting
Connecting filament head, while conveniently adjust the sleeve be threaded into buckle angle with implement connection.
Mesh sheet list is carried out for the connecting rod 4 being connected using Fig. 1 and Fig. 2 two ends with standard type sleeve 8
During the docking of member, it can be connected by coordinating the shaft and the trace regulation of standard type sleeve 8 that rotate connecting rod 4
The length of bar 4 so that connecting rod 4 can be close to towards the standard type sleeve 8 of cage bar one end waiting it is waiting
The connecting filament head of cage bar, buckles angle to implement connection while conveniently adjusting being threaded into for the sleeve.Further
Ground, as shown in figure 5, in the various embodiments described above, the connecting rod 4 in mesh sheet lifting elements has been arranged on greatly
The downside of diameter reinforced mesh unit 1 and left side (downside and left side i.e. in figure), may also be arranged on certainly
The upside and right side of the mesh sheet unit.
In addition, can be according to Large-size rebar mesh sheet unit 1 when connecting multiple Large-size rebar mesh sheet units 1
Quantity and connection orientation (such as vertical direction connection or horizontal direction connection, or horizontal direction and vertical
Direction is both needed to connection) order of connection of each mesh sheet unit of selection.When multiple Large-size rebar mesh sheet units 1
When being both needed to connection with vertical direction in the horizontal direction, the company of longitudinal reinforcement 2 in each mesh sheet unit is preferably first carried out
Connect, to be pre-positioned the position of mesh sheet unit in the vertical direction, then connected respectively with connecting rod 4 again
The transverse steel 3 of mesh sheet unit.
Step S30：In setting up jointing cage bar 5 in connecting rod 4 or set up by jointing cage bar 5
The secondary mesh sheet 7 formed with spacer bar 6, and by jointing cage bar 5 with being located in another jointing
Jointing cage bar 5 (or cage bar in Large-size rebar mesh sheet unit 1) connected by connecting rod 4,
Specifically refer to shown in Fig. 7 and Fig. 8.Wherein, above-mentioned connecting rod 4 is preferably any length in 1.0m-2m
The reinforcing bar of degree.Preferably, above-mentioned secondary mesh sheet 7 is by prefabricated formation, it can specifically set up side by side
It is used to fix each bonding pad in setting many in all jointing cage bars 5 in the length range of connecting rod 4
The spacer bar 6 of the spacing of section cage bar 5 is made.The secondary mesh sheet 7 can be lifted when using to specified location
Connecting rod 4 on and carry out colligation or be welded and fixed.It can make bonding pad is being installed by prefabricated secondary mesh sheet 7
During section cage bar 5 more rapidly, reinforced bar engineering installation effectiveness is improved, while ensure that Large-size rebar net
Spacing in piece between two reinforcing bars in the same direction is identical.
When docking Large-size rebar mesh sheet unit 1, for example, vertically dock each Large-size rebar net
Need successively to carry out from the bottom to top during blade unit 1, that is, the Large-size rebar mesh sheet list of the bottom is first set
Member 1, and to the casting concrete of Large-size rebar mesh sheet unit 1 to its height close to next layer of mesh sheet
Position (preferably at the upper end 40cm-60cm of this layer of mesh sheet longitudinal reinforcement 2) waiting, lifting splicing
Second layer mesh sheet, by that analogy until completing the splicing of all Large-size rebar mesh sheet units 1.
In addition, in the present embodiment, the tie point of connecting rod 4 and each cage bar in mesh sheet unit is located at same
On straight line, the set location of certain each tie point also can mutually stagger, that is, make the company between each tie point
Line is a setback line.Can be by the position of the connecting filament head of the cage bar of adjacent two vertical directions during specific implementation
Stagger up and down, while position of connecting filament head of cage bar by adjacent two horizontal directions or so is staggered, this
The cage bar in sample above-mentioned two direction and the link position of connecting rod 4 are just not point-blank.Certainly,
To adapt to the change of jointing length, the size of secondary mesh sheet 7 also should be adjusted accordingly.
The method of above-mentioned use connecting rod docking Large-size rebar mesh sheet can be by least two panels by Large-diameter Steel
The rotating function for the connecting rod 4 that the reinforced mesh of muscle formation passes through each end reinforced setting, length adjustment work(
The mechanical connection of reinforced mesh can be conveniently and efficiently carried out with appropriate oscillating function.For the large-scale soil such as nuclear power station
The joint connection in site for building the Large-size rebar mesh sheet of engineering provides key technology, hence it is evident that improve speed of application,
The construction period is shortened, integrated machine can not be implemented to Large-size rebar mesh sheet in the prior art by thoroughly solving
The technical barrier of tool connection.
Above example is only the exemplary embodiment of the present invention, is not used in the limitation present invention, of the invention
Protection domain is defined by the claims.Those skilled in the art can be in essence of the invention and protection model
In enclosing, various modifications or equivalent are made to the present invention, this modification or equivalent also should be regarded as
Within the scope of the present invention.
Claims (7)
1. a kind of Large-size rebar mesh sheet, it is characterised in that including prefabricated multiple Large-size rebar mesh sheet
Connected between unit, two adjacent Large-size rebar mesh sheet units between two relative cage bars by connecting rod.
2. Large-size rebar mesh sheet according to claim 1, it is characterised in that the connecting rod
Connected between two ends and corresponding cage bar by straight thread connector.
3. Large-size rebar mesh sheet according to claim 2, it is characterised in that the connecting rod
Connect respectively by positive and negative screw-thread straight thread connector and lengthening screw-thread straight thread between two ends and corresponding cage bar
Head connection is connected by the lengthening screw-thread straight thread connector.
4. Large-size rebar mesh sheet according to claim 3, it is characterised in that in the connecting rod
The two ends for the cage bar being erected with cage bar, the connecting rod respectively with its just to two Large-size rebars
Cage bar between mesh sheet unit is connected by connecting rod or straight thread connector.
5. Large-size rebar mesh sheet according to claim 3, it is characterised in that adjacent two are big
Many cage bars being arranged side by side are erected with the connecting rod between diameter reinforced mesh unit, described in many
Cage bar is provided with many spacer bars so that many main ribs form secondary net with many spacer bars
Piece.
6. a kind of method that use connecting rod docks Large-size rebar mesh sheet, it is characterised in that including as follows
Step：
S10：Cage bar of the one or both ends with connecting filament head is arranged by pre-provisioning request spacing, positioned and solid
It is fixed, it is prefabricated into Large-size rebar mesh sheet unit；
S20：Two ends band company is respectively provided with two adjacent Large-size rebar mesh sheet units between two relative cage bars
The connecting rod of silk head is connect, then will be connected between the connecting rod and main ribs by straight screw sleeve；
S30：In setting up cage bar in the connecting rod or set up the secondary mesh sheet formed by cage bar and spacer bar,
And by the two ends of main ribs respectively with just be erected on another two Large-size rebar mesh sheet unit company
Cage bar on extension bar is connected by straight screw sleeve or the connecting rod.
7. method according to claim 6, it is characterised in that step S20 is specifically included：
S21：Be spirally connected straight screw sleeve at the two ends of connecting rod, and passes through straight screw sleeve and Large-diameter Steel
The connecting filament head docking of each cage bar of muscle mesh sheet unit, forms the mesh sheet lifting elements with connecting rod, standby；
Wherein, the rotation direction of the connecting filament head of the connected cage bar of connecting filament head of one end of the connecting rod
On the contrary, and being equipped with positive and negative screw-thread branch sleeve；The connecting filament head of the connecting rod other end is connected thereto
Cage bar connecting filament head rotation direction it is identical；Or the connected cage bar of connecting filament head at connecting rod two ends
Connecting filament head rotation direction all same, one or two in rotation direction identical connecting filament head be extended type
Connecting filament head, and it is equipped with straight screw sleeve.
S22：By waiting, Large-size rebar mesh sheet unit lifting is to station waiting and is installed, and then will
The mesh sheet lifting elements lift the side waiting into the Large-size rebar mesh sheet unit for having completed to install,
Adjust the straight screw sleeve in the connecting rod or rotation and swing the connecting rod, until with the straight spiral shell
Line sleeve just to Large-size rebar mesh sheet unit in the connecting filament head of cage bar enter to buckle and screw in place.
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| CN201610011970.0A CN106958324B (en) | 2016-01-08 | 2016-01-08 | Large-diameter steel bar mesh and method for butting large-diameter steel bar mesh by using connecting rods |
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| CN201610011970.0A CN106958324B (en) | 2016-01-08 | 2016-01-08 | Large-diameter steel bar mesh and method for butting large-diameter steel bar mesh by using connecting rods |
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| CN108412520A (en) * | 2018-05-16 | 2018-08-17 | 中国矿业大学 | A kind of tear-proof easily couples high rigidity bar-mat reinforcement |
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| CN112982831A (en) * | 2021-03-23 | 2021-06-18 | 中船第九设计研究院工程有限公司 | Concrete filling method for connecting upper column section and lower column section of prefabricated steel concrete column |
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| CN106958324B (en) | 2020-01-21 |
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