CN106906996B - Reusable pre-buried ring - Google Patents
Reusable pre-buried ring Download PDFInfo
- Publication number
- CN106906996B CN106906996B CN201710276182.9A CN201710276182A CN106906996B CN 106906996 B CN106906996 B CN 106906996B CN 201710276182 A CN201710276182 A CN 201710276182A CN 106906996 B CN106906996 B CN 106906996B
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- China
- Prior art keywords
- clamping plate
- concrete
- casing
- cantilever beams
- section
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- 238000003825 pressing Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 4
- 238000005520 cutting process Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 239000002346 layers by function Substances 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000009527 percussion Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- LNSPFAOULBTYBI-UHFFFAOYSA-N [O].C#C Chemical group [O].C#C LNSPFAOULBTYBI-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- 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
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
Abstract
The invention discloses a kind of reusable pre-buried rings, including U-loop hoop, pressing plate and nut, through-hole there are two being also set up on the pressing plate, the U-loop hoop includes the end segments of interlude and interlude two sides, it is threaded with an at least nut on two free ends of U-loop hoop, further includes two casings in a tubular form.The structure design of the pre-buried ring aloows the U-loop hoop in pre-buried ring easily to remove after use, the recycling of U-loop hoop can be not only realized, while not will lead to concrete in demolishing process and being destroyed, conducive to the performance for guaranteeing concrete.
Description
Technical field
The present invention relates to architectural engineering scaffolds to build engineering device technique field, more particularly to a kind of reusable pre-
Bury ring.
Background technique
Scaffold refers at the construction field (site), for the various branch that operator solves vertically and horizontally transport or operation and sets up
Frame, such as apply to the exterior wall of skyscraper, the place that interior decoration can not directly construct.In the prior art, in addition to traditional
Scaffold directly originates in the setting up other than mode of ground, has developed a kind of new scaffold in recent years and has built mode: having utilized
The floor that lower layer has poured builds basis as scaffold.The above new scaffold mode of building needs pre- in floor
Built-in fitting is buried, the above built-in fitting is the bottom support of scaffold for fixing Cantilever Beams, the above Cantilever Beams for stretching out building
Platform, middle part fixed platform, top fixed platform etc..
And after splitting out scaffold, it needs to remove the part that built-in fitting stretches out floor, generally uses oxygen second in the prior art
The mode of alkynes cutting.However, in actual operation, the section of the above cutting is only capable of accomplishing to flush with floor face, subsequent also to need
It is further to the upper surface of built-in fitting to be handled so that the upper surface of built-in fitting be located at floor face hereinafter, more than into one
Step processing is not only time-consuming and laborious, while can also influence the property of operating area surrounding concrete because of the factors such as percussion power, heated
Energy.
Summary of the invention
For set forth above when being for further processing to built-in fitting, what is be related to is not only time-consuming and laborious, while can also
Because of the factors such as percussion power, heated, the problem of influencing the performance of operating area surrounding concrete, the present invention provides one kind can
The structure design of the pre-buried ring reused, the pre-buried ring aloows the U-loop hoop in pre-buried ring convenient after use
It removes, can not only realize the recycling of U-loop hoop, while not will lead to concrete in demolishing process and being destroyed, be conducive to
Guarantee the performance of concrete.
Reusable pre-buried ring provided by the invention is solved the problems, such as by following technical essential: reusable
Pre-buried ring, including U-loop hoop, pressing plate and nut are also set up on the pressing plate there are two through-hole, and the U-loop hoop includes centre
Section and the end segments of interlude two sides, two through-holes are respectively for insertion into different end segments, on two free ends of U-loop hoop
Be threaded with an at least nut, and nut is located at the not ipsilateral of pressing plate with interlude, further include two in a tubular form
Casing, two casings are embedded in concrete in advance in concreting, and the length of each casing is mixed with respective pre-buried position
Coagulate the consistency of thickness of soil, and during installation, the upper end of each casing is flushed with the upper surface of concrete, the lower end of each casing with
The lower surface of concrete flushes, and each casing is respectively used to different end segments across concrete.
Specifically, casing enters the inside of casing to avoid concrete as separation sleeve in concreting, this
Sample, the centre bore of casing can be used as the channel that end segments pass through concrete.This pre-buried ring when in use, if Cantilever Beams are arranged
On the upper surface of concrete, then U-loop hoop is passed through into concrete, interlude by the centre bore of casing by the lower end of concrete
It is contacted with the bottom surface of concrete, and the length of end segments needs to guarantee that the open end end of U-loop hoop can be through concrete simultaneously
Positioned at the top of concrete, at this point, by the way that pressing plate is threaded through in end segments, and by Cantilever Beams be placed in pressing plate and concrete it
Between, by rotary nut, it can be achieved that fixation of the pressing plate to Cantilever Beams.
It is general in the prior art to be exposed to outside concrete by oxygen acetylene flame cutting when no longer needing Cantilever Beams
U-shaped hoop section, and in actual operation, to flush the section of U-loop hoop with concrete, most convenient and fast cutting side
Formula is that flame is close to concrete surface, this operation meeting is so that concrete surface is caused concrete strength to become smaller, aggregate by heat transition
Volume expansion, concrete rupture etc., problem above will affect the performance of concrete；And after completing the cutting of U-loop hoop, generally
It needs to be for further processing to concrete surface, so that finally obtained section is located at concrete surface hereinafter, existing behaviour
Make mode it is general there are two types of, it is one such to complete the cutting after, it is also necessary to change flame direction, so that flame direction court
Lower so that U-loop hoop further melts and is blown out, another way is the concrete rejected around section, utilizes hammering
Mode taps section to concrete surface.In both the above mode, the concrete around section can be caused excessive
Destruction, influence the performance of mattess.
In the above structure, U-loop hoop can be by extracting out, in this way, when dismantling this pre-buried ring, it is no longer necessary to U-shaped in casing
Hoop is cut, in this way, being not only conducive to improve the dismounting speed of pre-buried ring, while U-loop hoop being aloowed to be repeated benefit
With, while also avoiding performance when percussion power, heated of the concrete around pre-buried ring and being destroyed.
Since casing can be prefabricated by high-precision before pre-buried, the above length to casing, which is intended to, completes the pre- of casing
After burying, the end of casing does not influence the surface quality of concrete, i.e., after U-loop hoop is split out, in most cases no longer needs
It is for further processing to casing, in this way, being conducive to improve engineering construction efficiency and guaranteeing construction quality.
Further technical solution are as follows:
To make the casing being embedded in concrete in building use process, there is reliable combine by force with concrete
Degree, while making such as under seismic (seismal, described sleeve pipe can be good at transmission force, and avoiding concrete locally has biggish stress
It concentrates and is destroyed, multiple protrusions, outer wall of the protrusion relative to casing are provided in the outside wall surface of each casing
Face evagination.The reinforcing bar being welded on sleeve outer wall face, steel pipe etc. can be used in the above protrusion.
In some special cases, as needed to add on the surface of concrete or bottom surface such as wearing layer, decorative layer, waterproof layer
When such functional layer, the fastness that for the benefit of functional layer is connect with concrete is generally required and is done accordingly to the surface layer of concrete
Processing, and if the end of casing is flushed with concrete surface or the end of casing is relative to treated concrete surface layer evagination
When, influence concrete and functional layer are reliably connected, and in this case, conveniently treating method is to reject casing
End, so that the casing indent being finally embedded in concrete in concrete, as a kind of scheme convenient to carry out, is arranged
Are as follows: each casing is three segments combined structures, form each casing three sections of length directions along casing be followed successively by the initial segment, in
Section, latter end, and the initial segment is connected through a screw thread with middle section, middle section and latter end, the axis direction of the screw thread and the axis of casing
Line direction is parallel.In this way, when needing to remove starting point and/or latter end, only need to be using such as welding by the way of, starting point with/
Or fix a torque on latter end and apply component, it can easily realize the separation of the initial segment Yu middle section, middle section and latter end.It is preferred that
, the casing in this programme is arranged blocked up due to not needing, and the preferably above connection type being threadedly coupled is the two of middle section
Any end of end setting internal thread hole, the initial segment and latter end is arranged and the matched external thread section of corresponding internal thread hole, work
For those skilled in the art, the set-up mode of the above screw thread is only a kind of specific form, as long as in the feelings for meeting connection request
Under condition, the above internal thread hole and external thread section can be arbitrarily arranged on above three sections of the end.
Locking device is respectively and fixedly provided in each end segments, the locking device includes clamping plate, connection bolt and puller bolt, institute
Connection bolt to be stated to be used to clamping plate being locked in end segments, the puller bolt is threadedly connected on clamping plate, and puller bolt
Thread segment end is towards Cantilever Beams, and in puller bolt rotation process, the thread segment end of the puller bolt can be towards Cantilever Beams
Side move and contacted with Cantilever Beams.
Since Cantilever Beams being fixed between the opening of U-loop hoop, the width for being necessarily required to be set as Cantilever Beams is less than
The width of the opening, and Cantilever Beams are when in use, power of the Cantilever Beams in addition to by the pressure of vertical direction or compression
When, if pressing plate and concrete earth's surface cannot provide sufficiently large frictional force to Cantilever Beams, the power being applied on Cantilever Beams may
It will cause Cantilever Beams displacement, cause scaffold that cannot be stablized and support or constrain.
In the present solution, the connection bolt is used for the connection of clamping plate and corresponding end section, as those skilled in the art, even
The mode of connecing can by clamping plate is directly bolted in end segments or by connect bolt tension, clamping plate is held on end
Duan Shang, meanwhile, mounting base of the clamping plate as puller bolt, during puller bolt rotation, the thread segment end of puller bolt
It when portion is far from or close to Cantilever Beams, realizes the removal constrain Cantilever Beams or applied constraint, in this way, this pre-buried ring can not only be
Cantilever Beams provide reliable constraint in the short transverse or pressing plate in space and the spacing direction of concrete, additionally it is possible to be Cantilever Beams
Space horizontal direction or be parallel to concrete surface direction on reliable constraint is provided, in this way, the top of Cantilever Beams two sides
Tight bolt can reach the purpose for being conducive to improve Cantilever Beams positional stability and after the side action of Cantilever Beams, thus be conducive to
Connected scaffold performance stability.
Meanwhile can also be used in the fine tuning of Cantilever Beams position with upper locking device, i.e., by removing holding out against for Cantilever Beams side
After bolt, then the puller bolt of the other side is rotated, by puller bolt to the thrust of Cantilever Beams, realizes fine tuning Cantilever Beams position
Purpose.That is this pre-buried ring also has the effect of the position convenient for accurate setting Cantilever Beams in space.
As the specific implementation of locking device, each locking device include two connection bolts, two hold out against spiral shell
Bolt and two clamping plates, the groove for accommodating Cantilever Beams is provided on each clamping plate, and two clamping plates pass through the groove on respectively
It is fastened on Cantilever Beams, two connection bolts are connected to the both ends of clamping plate；
Connection of the puller bolt on clamping plate is accomplished in that in two panels clamping plate, on a piece of clamping plate therein
Be provided with internal thread hole, be provided with through-hole on another clamping plate, the puller bolt by internal thread hole on clamping plate with it is corresponding
Clamping plate is threadedly coupled, and the through-hole on the clamping plate passes through corresponding clamping plate for the spiro rod section of puller bolt.This programme when in use,
The line for being set as clamping plate both ends is oriented parallel to the length direction of Cantilever Beams, in this way, being equivalent to the locking dress of Cantilever Beams two sides
Setting the setting on the length direction of Cantilever Beams, there are two obligatory points, preferably prevent Cantilever Beams from rotating in this way, locking device has
Effect；Connection bolt on above each locking device is used to corresponding two panels clamping plate being locked in corresponding end section.More than
Setting form of the puller bolt on corresponding clamping plate, it is intended to which puller bolt and corresponding folder are realized by the internal screw thread on corresponding clamping plate
The connection of plate, and the above through-hole is used for puller bolt to two panels clamping plate is worn, in this way, puller bolt can be pressed from both sides to corresponding two panels is worn
Plate, convenient for the screw cap end of puller bolt to be arranged in the outside of U-loop hoop, to reach the mesh for being convenient for operator to rotate puller bolt
's.
For convenience of the thread segment end direction of adjustment puller bolt, so that can make when Cantilever Beams length direction changes
Puller bolt axis it is as vertical with the length direction of Cantilever Beams as possible, with reach puller bolt Cantilever Beams swing when less
It is flexible, setting are as follows: the cross-sectional shape of the end segments part for fastening clamping plate is the regular polygon that number of edges is greater than 5, described
The groove face shape of clamping plate upper groove is with described for fasten the shape of end segments part of clamping plate consistent.Above to for fixing clamp
The shape of the end segments part of plate limits, and the direction to be mounted according to needed for puller bolt is revolved on the end segments part
Turn clamping plate, while when the puller bolt failure of the avoidable clamping plate side of the above structure, clamping plate is rotated relative to end segments.
It influences nut to avoid concrete from being attached on screw thread in casting process and engages with the screw thread of end segments, the end
Protective case is also arranged in section, the protective case is for being used for the screw thread of coupling nut, the protective case in capped end section
Position in end segments is adjustable.Flexible gum cover can be used in the above protective case, to utilize the elastic tightening of gum cover itself,
Complete fixation of the gum cover in end segments.
It further include more struts, each strut is two segments combined structure, and in two sections of each strut of composition, wherein one section
End on be provided with external screw thread, be provided with internal screw thread on another section of end, external screw thread is formed after engaging with internal screw thread in straight
Rod-shaped strut is provided with the hole of multiple pluggable struts on the side of each end segments, and the open end in the hole is towards mixed
Side locating for solidifying soil, the angle of the axis direction in the hole depth direction and end segments in the hole is between 15 ° to 50 °.U-loop
Hoop will make the surface of Cantilever Beams and the surface good fit of pressing plate when pre-buried, when pre-buried, fixed U-loop hoop be needed to exist
Position in space, the above strut are used to support U-loop hoop, such as put or be fixed on template or steel mesh for the lower end of strut
On, upper end is inserted into the hole；Two segments combined structure is set by strut, and the both ends for forming strut are threadedly coupled, in this way,
It can achieve the purpose that adjust U-loop hoop length by rotation composition two sections of strut, realize U-loop hoop height, inclined direction
Fine tuning, while convenient for after having certain bearing value or complete the reliable welding of U-loop hoop and steel mesh, being torn open in concrete setting
Except strut, the recycling of strut is realized.Above angle selection is intended to realize by shorter strut to the steady of U-loop hoop
Fixed support.
To make in the case where strut stress, facilitate rotation strut, the both ends end surface shape of strut is spherical.
The invention has the following advantages:
In the above structure, U-loop hoop can be by extracting out, in this way, when dismantling this pre-buried ring, it is no longer necessary to U-shaped in casing
Hoop is cut, in this way, being not only conducive to improve the dismounting speed of pre-buried ring, while U-loop hoop being aloowed to be repeated benefit
With, while also avoiding performance when percussion power, heated of the concrete around pre-buried ring and being destroyed.
Since casing can be prefabricated by high-precision before pre-buried, the above length to casing, which is intended to, completes the pre- of casing
After burying, the end of casing does not influence the surface quality of concrete, i.e., after U-loop hoop is split out, in most cases no longer needs
It is for further processing to casing, in this way, being conducive to improve engineering construction efficiency and guaranteeing construction quality.
Detailed description of the invention
Fig. 1 is the knot of reusable pre-buried one specific embodiment being mounted in concrete of ring of the present invention
Structure schematic diagram；
Fig. 2 is the structural schematic diagram of strut in reusable one specific embodiment of pre-buried ring of the present invention；
Fig. 3 is bowing for reusable one specific embodiment being mounted in concrete of pre-buried ring of the present invention
View；
Fig. 4 is to reflect clamping plate and end segments in reusable one specific embodiment of pre-buried ring of the present invention
The schematic diagram of structure and the two matching relationship.
Appended drawing reference in figure is successively are as follows: 1, concrete, 2, casing, and 3, U-loop hoop, 31, interlude, 32, end segments, 4,
Cantilever Beams, 5, pressing plate, 6, nut, 7, strut, 8, locking device, 81, clamping plate, 82, connection bolt, 83, puller bolt.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail, but structure of the invention be not limited only to it is following
Embodiment.
Embodiment 1:
As shown in Figures 1 to 4, reusable pre-buried ring, including U-loop hoop 3, pressing plate 5 and nut 6, the pressing plate 5
On also set up there are two through-hole, the U-loop hoop 3 includes the end segments 32 of 31 two sides of interlude 31 and interlude, two through-holes
Different end segments 32 are respectively for insertion into, an at least nut 6 is threaded on two free ends of U-loop hoop 3, and
Nut 6 is located at the not ipsilateral of pressing plate 5 with interlude 31, further includes two casings 2 in a tubular form, two casings 2 are in coagulation
Soil 1 is embedded in concrete 1 in advance when pouring, consistency of thickness of the length of each casing 2 with the concrete 1 of respective pre-buried position, and
During installation, the upper end of each casing 2 is flushed with the upper surface of concrete 1, following table of the lower end of each casing 2 with concrete 1
Face flushes, and each casing 2 is respectively used to different end segments 32 across concrete 1.
Specifically, casing 2 is used as separation sleeve when concrete 1 pours, entered in casing 2 to avoid concrete 1
Portion, in this way, the centre bore of casing 2 can be used as the channel that end segments 32 pass through concrete 1.This pre-buried ring when in use, if will
Cantilever Beams 4 are arranged on the upper surface of concrete 1, then are worn U-loop hoop 3 by the centre bore of casing 2 by the lower end of concrete 1
Concrete 1 is crossed, interlude 31 is contacted with the bottom surface of concrete 1, and the length of end segments 32 needs to guarantee the opening of U-loop hoop 3
It holds end that can penetrate concrete 1 and is located at the top of concrete 1, at this point, by the way that pressing plate 5 to be threaded through in end segments 32, and
Cantilever Beams 4 are placed between pressing plate 5 and concrete 1, by rotary nut 6, it can be achieved that fixation of the pressing plate 5 to Cantilever Beams 4.
It is general in the prior art to be exposed to outside concrete 1 by oxygen acetylene flame cutting when no longer needing Cantilever Beams 4
3 part of U-loop hoop in portion, and in actual operation, to flush the section of U-loop hoop 3 with concrete 1, most easily
Cutting mode is that flame is close to 1 surface of concrete, this operation meeting is so that 1 intensity of concrete is caused by heat transition in 1 surface of concrete
Become smaller, aggregate volume expansion, concrete 1 rupture etc., problem above will affect the performance of concrete 1；And complete U-loop hoop
After 3 cuttings, generally requires and be for further processing to 1 surface of concrete, so that finally obtained section is located at 1 surface of concrete
Hereinafter, there are two types of existing mode of operation is general, after one such cutting for completion, it is also necessary to change flame direction,
So that flame direction is downward so that U-loop hoop 3 further melts and is blown out, another way is to reject mixing around section
Solidifying soil 1, in the way of hammering, section is tapped to 1 surface of concrete.It, can be to section week in both the above mode
The concrete 1 enclosed causes excessive destruction, influences the performance on 1 ground of concrete.
In the above structure, U-loop hoop 3 can be by extracting out, in this way, when dismantling this pre-buried ring, it is no longer necessary to U in casing 2
Shape hoop 3 is cut, in this way, being not only conducive to improve the dismounting speed of pre-buried ring, while U-loop hoop 3 being aloowed to be weighed
It is multiple to utilize, while also avoiding performance when percussion power, heated of the concrete 1 around pre-buried ring and being destroyed.
Since casing 2 can be prefabricated by high-precision before pre-buried, the above length to casing 2, which is intended to, completes casing 2
It is pre-buried after, the end of casing 2 does not influence the surface quality of concrete 1, i.e., after U-loop hoop 3 is split out, in most cases not
It needs to be for further processing to casing 2 again, in this way, being conducive to improve engineering construction efficiency and guaranteeing construction quality.
Embodiment 2:
As shown in Figures 1 to 4, the present embodiment is further qualified on the basis of embodiment 1: to be embedded in coagulation
Casing 2 in soil 1 has reliable bond strength in building use process, with concrete 1, while such as to carry in earthquake
Under lotus, described sleeve pipe 2 can be good at transmission force, and concrete 1 is avoided locally to have biggish stress to concentrate and destroyed, each to cover
Multiple protrusions, outside wall surface evagination of the protrusion relative to casing 2 are provided in the outside wall surface of pipe 2.The above protrusion
Reinforcing bar, the steel pipe etc. being welded in 2 outside wall surface of casing can be used.
In some special cases, as needed to add on the surface of concrete 1 or bottom surface such as wearing layer, decorative layer, waterproof
When functional layer as layer, the fastness that for the benefit of functional layer is connect with concrete 1 is generally required and is done to the surface layer of concrete 1
Respective handling, and if the end of casing 2 is flushed with 1 surface of concrete or the end of casing 2 is relative to treated 1 table of concrete
When layer evagination, influence concrete 1 and functional layer are reliably connected, and in this case, conveniently treating method is as picked
The end of decannulation 2, so that 2 indent of casing being finally embedded in concrete 1 in concrete 1, is convenient for real as one kind
The scheme applied, setting are as follows: each casing 2 is three segments combined structures, forms three sections of length sides along casing 2 of each casing 2
It is connected through a screw thread to the initial segment, middle section, latter end, and the initial segment is followed successively by with middle section, middle section and latter end, the axis of the screw thread
Line direction is parallel with the axis direction of casing 2.In this way, when needing to remove starting point and/or latter end, it only need to be using such as welding
Mode fixes a torque on starting point and/or latter end and applies component, can easily realize the initial segment and middle section, middle section
With the separation of latter end.Preferably, the casing 2 in this programme is arranged blocked up due to not needing, the preferably above company being threadedly coupled
Connecing mode is that internal thread hole is arranged at the both ends in middle section, and any end setting of the initial segment and latter end is matched with corresponding internal thread hole
External thread section, as those skilled in the art, the set-up mode of the above screw thread is only a kind of specific form, if
In the case where meeting connection request, the above internal thread hole and external thread section can be arbitrarily arranged on above three sections of the end.
Embodiment 3:
The present embodiment is further qualified this case on the basis of the technical solution that embodiment 1 provides, as shown in Figure 1 to Figure 4
It is shown, locking device 8 is respectively and fixedly provided in each end segments 32, the locking device 8 includes clamping plate 81, connection bolt 82 and holds out against spiral shell
Bolt 83, the connection bolt 82 are used to clamping plate 81 being locked in end segments 32, and the puller bolt 83 is threadedly connected to clamping plate
On 81, and the thread segment end of puller bolt 83 is towards Cantilever Beams 4, in 83 rotation process of puller bolt, the puller bolt
83 thread segment end can move towards the side of Cantilever Beams 4 and contact with Cantilever Beams 4.
Since Cantilever Beams 4 being fixed between the opening of U-loop hoop 3, the width for being necessarily required to be set as Cantilever Beams 4 is small
In the width of the opening, and Cantilever Beams 4 are when in use, and Cantilever Beams 4 are in addition to by the pressure of vertical direction or compression
Power when, if pressing plate 5 and 1 earth's surface of concrete cannot provide sufficiently large frictional force to Cantilever Beams 4, be applied on Cantilever Beams 4
Power be likely to result in Cantilever Beams 4 displacement, cause scaffold cannot by stablize support or constraint.
In the present solution, the connection bolt 82 is used for the connection of clamping plate 81 and corresponding end section 32, as art technology
Personnel, connection type can by by clamping plate 81 be directly bolted in end segments 32 or by connect bolt 82 tension, will
Clamping plate 81 is held in end segments 32, meanwhile, mounting base of the clamping plate 81 as puller bolt 83, in the mistake that puller bolt 83 rotates
Cheng Zhong realizes the removal or application constrained Cantilever Beams 4 when the thread segment end of puller bolt 83 is far from or close to Cantilever Beams 4
Constraint, in this way, this pre-buried ring can not only be Cantilever Beams 4 in the short transverse in space or the spacing direction of pressing plate 5 and concrete 1
The upper reliable constraint of offer, additionally it is possible in the horizontal direction in space or be parallel to the direction on 1 surface of concrete for Cantilever Beams 4 and above mention
For reliably constraining, it is conducive to mention in this way, the puller bolt 83 of 4 two sides of Cantilever Beams and after the side action of Cantilever Beams 4, can reach
The purpose of high 4 positional stability of Cantilever Beams, to be conducive to the stability for the scaffold performance being attached thereto.
Meanwhile can also be used in the fine tuning of 4 position of Cantilever Beams with upper locking device 8, that is, pass through the top of removal 4 side of Cantilever Beams
After tight bolt 83, then the puller bolt 83 of the other side is rotated, by puller bolt 83 to the thrust of Cantilever Beams 4, realizes that fine tuning is outstanding
The purpose of 4 position of outrigger.That is this pre-buried ring also has the effect of the position convenient for accurate setting Cantilever Beams 4 in space.
As the specific implementation of locking device 8, each locking device 8 includes two 82, two, connection bolt tops
Tight bolt 83 and two clamping plates 81, the groove for accommodating Cantilever Beams 4 is provided on each clamping plate 81, and two clamping plates 81 pass through
Groove on respectively is fastened on Cantilever Beams 4, and two connection bolts 82 are connected to the both ends of clamping plate 81；
Puller bolt 83 is accomplished in that in two panels clamping plate 81 in the connection on clamping plate 81, therein a piece of
It is provided with internal thread hole on clamping plate 81, through-hole is provided on another clamping plate 81, the puller bolt 83 passes through on clamping plate 81
Internal thread hole is threadedly coupled with corresponding clamping plate 81, and the through-hole on the clamping plate 81 is passed through for the spiro rod section of puller bolt 83 and corresponded to
Clamping plate 81.When in use, the line for being set as 81 both ends of clamping plate is oriented parallel to the length direction of Cantilever Beams 4 to this programme, in this way,
The locking device 8 for being equivalent to 4 two sides of Cantilever Beams is arranged there are two obligatory point on the length direction of Cantilever Beams 4, in this way, locking dress
Setting 8 has the effect of preferably preventing Cantilever Beams 4 from rotating；Connection bolt 82 on above each locking device 8 is used for will be corresponding
Two panels clamping plate 81 is locked in corresponding end section 32.Setting form of the above puller bolt 83 on corresponding clamping plate 81, it is intended to logical
The internal screw thread crossed on corresponding clamping plate 81 realizes the connection of puller bolt 83 and corresponding clamping plate 81, and the above through-hole is used for puller bolt
83 pairs are worn two panels clamping plate 81, in this way, puller bolt 83 can be to wearing corresponding two panels clamping plate 81, convenient for by the nut of puller bolt 83
The outside of U-loop hoop 3 is arranged in 6 ends, to achieve the purpose that rotate puller bolt 83 convenient for operator.
For convenience of the thread segment end direction of adjustment puller bolt 83, so that when 4 length direction of Cantilever Beams changes, it can
So that the axis of puller bolt 83 is as vertical with the length direction of Cantilever Beams 4 as possible, put with reaching puller bolt 83 in Cantilever Beams 4
It is less flexible when dynamic, setting are as follows: the cross-sectional shape of 32 part of end segments for fastening clamping plate 81 is that number of edges is being greater than 5 just
Polygon, the shape one of the groove face shape of 81 upper groove of clamping plate and 32 part of end segments for being used to fasten clamping plate 81
It causes.The shape of 32 part of end segments for strap 81 is limited above, it can be to be mounted according to needed for puller bolt 83
Direction rotates clamping plate 81 on 32 part of end segments, while the above structure can avoid the puller bolt 83 of 81 side of clamping plate
When failure, clamping plate 81 is rotated relative to end segments 32.
It influences nut 6 to avoid concrete 1 from being attached on screw thread in casting process and engages with the screw thread of end segments 32, institute
It states and is also arranged with protective case in end segments 32, the protective case is for being used for the screw thread of coupling nut 6, institute in capped end section 32
It is adjustable to state position of the protective case in end segments 32.Flexible gum cover can be used in the above protective case, to utilize gum cover itself
Elastic tightening, complete fixation of the gum cover in end segments 32.
Embodiment 4:
The present embodiment is further qualified this case on the basis of the technical solution that embodiment 1 provides, as shown in Fig. 2,
It further include more struts 7, each strut 7 is two segments combined structure, and in two sections of each strut 7 of composition, wherein one section of end
It is provided with external screw thread in portion, internal screw thread is provided on another section of end, external screw thread is formed after engaging with internal screw thread in direct rod shape
Strut 7, the hole of multiple pluggable struts 7 is provided on the side of each end segments 32, the open end in the hole is towards mixed
Side locating for solidifying soil 1, the angle of the axis direction in the hole depth direction and end segments 32 in the hole is between 15 ° to 50 °.U
Shape hoop 3 will make the surface of Cantilever Beams 4 and the surface good fit of pressing plate 5 when pre-buried, when pre-buried, need fixed U-shaped
The position of hoop 3 in space, the above strut 7 are used to support U-loop hoop 3, such as put or be fixed on mould for the lower end of strut 7
On plate or steel mesh, upper end is inserted into the hole；Two segments combined structure is set by strut 7, and forms the both ends spiral shell of strut 7
Line connection, in this way, can achieve the purpose that adjust 3 length of U-loop hoop, realize U-loop hoop 3 by two sections of rotation composition strut 7
Highly, the fine tuning of inclined direction, at the same convenient in the solidification of concrete 1 to having certain bearing value or complete U-loop hoop 3 and reinforcing bar
After the reliable welding of net, strut 7 is removed, realizes the recycling of strut 7.Above angle selection is intended to through shorter strut
7, it realizes and stablizing for U-loop hoop 3 is supported.
To make in the case where 7 stress of strut, facilitate rotation strut 7, the both ends end surface shape of strut 7 is spherical.
The above content is combine specific preferred embodiment to the further description of the invention made, and it cannot be said that originally
The specific embodiment of invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs,
The other embodiments obtained in the case where not departing from technical solution of the present invention, should be included within the scope of the present invention.
Claims (8)
1. reusable pre-buried ring, including U-loop hoop (3), pressing plate (5) and nut (6), also set up on the pressing plate (5)
There are two through-holes, and the U-loop hoop (3) includes the end segments (32) of interlude (31) and interlude (31) two sides, two through-holes
It is respectively for insertion into different end segments (32), an at least nut is threaded on two free ends of U-loop hoop (3)
(6), and nut (6) with interlude (31) is located at the not ipsilateral of pressing plate (5), which is characterized in that further include two in a tubular form
Casing (2), two casings (2) are embedded in advance in concrete (1) when concrete (1) pours, and the length of each casing (2) is and respectively
From the consistency of thickness of the concrete (1) of pre-buried position, and during installation, upper table of the upper end of each casing (2) with concrete (1)
Face flushes, and the lower end of each casing (2) is flushed with the lower surface of concrete (1), and each casing (2) is respectively used to different end segments
(32) concrete (1) is passed through；
It is respectively and fixedly provided with locking device (8) on each end segments (32), the locking device (8) includes clamping plate (81), connection bolt
(82) and puller bolt (83), the connection bolt (82) are described to hold out against for clamping plate (81) to be locked in end segments (32)
Bolt (83) is threadedly connected on clamping plate (81), and the thread segment end of puller bolt (83) is holding out against spiral shell towards Cantilever Beams (4)
In bolt (83) rotation process, the thread segment end of the puller bolt (83) can be moved towards the side of Cantilever Beams (4) and with overhanging
Beam (4) contact.
2. reusable pre-buried ring according to claim 1, which is characterized in that in the outside wall surface of each casing (2)
It is provided with multiple protrusions, outside wall surface evagination of the protrusion relative to casing (2).
3. reusable pre-buried ring according to claim 1, which is characterized in that each casing (2) is three Duan Zuhe
Formula structure, three sections of length directions along casing (2) for forming each casing (2) are followed successively by the initial segment, middle section, latter end, and originate
Section is connected through a screw thread with middle section, middle section and latter end, and the axis direction of the screw thread is parallel with the axis direction of casing (2).
4. reusable pre-buried ring according to claim 1, which is characterized in that each locking device (8) includes
Two connection bolts (82), two puller bolts (83) and two clamping plates (81) are provided with for accommodating on each clamping plate (81)
The groove of Cantilever Beams (4), two clamping plates (81) by respectively on groove be fastened on Cantilever Beams (4), two connection bolts
(82) both ends of clamping plate (81) are connected to；
Puller bolt (83) is accomplished in that in two panels clamping plate (81) in the connection on clamping plate (81), therein one
It is provided with internal thread hole on piece clamping plate (81), through-hole is provided on another clamping plate (81), the puller bolt (83) passes through folder
Internal thread hole on plate (81) is threadedly coupled with corresponding clamping plate (81), and the through-hole on the clamping plate (81) is used for puller bolt (83)
Spiro rod section pass through corresponding clamping plate (81).
5. reusable pre-buried ring according to claim 1, which is characterized in that for fastening the end of clamping plate (81)
The cross-sectional shape of section (32) part is the regular polygon that number of edges is greater than 5, the groove face shape of clamping plate (81) upper groove and institute
The shape for stating end segments (32) part for fastening clamping plate (81) is consistent.
6. reusable pre-buried ring according to claim 1, which is characterized in that be also arranged on the end segments (32)
There is protective case, the protective case is for being used for the screw thread of coupling nut (6) on capped end section (32), the protective case is in end
Position in section (32) is adjustable.
7. reusable pre-buried ring according to claim 1, which is characterized in that it further include more struts (7), it is each to support
Bar (7) is two segments combined structure, and in two sections of each strut (7) of composition, wherein it is provided with external screw thread on one section of end,
Internal screw thread is provided on another section of end, external screw thread forms the strut (7) in direct rod shape, each end segments after engaging with internal screw thread
(32) hole of multiple pluggable struts (7) is provided on side, the open end in the hole is towards locating for concrete (1)
The angle of the axis direction of side, the hole depth direction in the hole and end segments (32) is between 15 ° to 50 °.
8. reusable pre-buried ring according to claim 7, which is characterized in that the both ends end surface shape of strut (7)
It is spherical.
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| CN201710276182.9A CN106906996B (en) | 2017-04-25 | 2017-04-25 | Reusable pre-buried ring |
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| CN201710276182.9A CN106906996B (en) | 2017-04-25 | 2017-04-25 | Reusable pre-buried ring |
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| CN106906996A CN106906996A (en) | 2017-06-30 |
| CN106906996B true CN106906996B (en) | 2019-04-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108086483A (en) * | 2017-11-21 | 2018-05-29 | 北京建筑大学 | A kind of level can the pre-buried external member of pull and prefabricated assembled wall structure |
| CN108221705B (en) * | 2018-03-23 | 2023-06-27 | 中国五冶集团有限公司 | Double-limb thin-wall pier I-steel support convenient to disassemble and use method |
| CN110016963A (en) * | 2019-04-01 | 2019-07-16 | 广州大学 | A kind of assembled connecting node and its construction method |
| CN112459263A (en) * | 2020-12-04 | 2021-03-09 | 中国建筑第四工程局有限公司 | Simple, attractive and recyclable modular embedded hanging ring without damaging template |
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|---|---|---|---|---|
| JPH1068224A (en) * | 1996-08-27 | 1998-03-10 | Uehara Toso:Kk | Receiving tool for scaffolding board |
| CN202611223U (en) * | 2012-06-06 | 2012-12-19 | 中建三局第二建设工程有限责任公司 | Recyclable bolt type scaffold wall connection piece |
| CN203701565U (en) * | 2014-02-08 | 2014-07-09 | 江苏中南建筑产业集团有限责任公司 | Detachable cantilever scaffold anchor ring |
| CN206091265U (en) * | 2016-10-18 | 2017-04-12 | 雷进艺 | Detachable anchor ring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5956967B2 (en) * | 2013-09-13 | 2016-07-27 | 株式会社安部日鋼工業 | Curing method for concrete bridge girder |
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2017
- 2017-04-25 CN CN201710276182.9A patent/CN106906996B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1068224A (en) * | 1996-08-27 | 1998-03-10 | Uehara Toso:Kk | Receiving tool for scaffolding board |
| CN202611223U (en) * | 2012-06-06 | 2012-12-19 | 中建三局第二建设工程有限责任公司 | Recyclable bolt type scaffold wall connection piece |
| CN203701565U (en) * | 2014-02-08 | 2014-07-09 | 江苏中南建筑产业集团有限责任公司 | Detachable cantilever scaffold anchor ring |
| CN206091265U (en) * | 2016-10-18 | 2017-04-12 | 雷进艺 | Detachable anchor ring device |
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