CN208363265U - A kind of prefabricated post/beam and its connection structure - Google Patents
A kind of prefabricated post/beam and its connection structure Download PDFInfo
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- CN208363265U CN208363265U CN201820601664.7U CN201820601664U CN208363265U CN 208363265 U CN208363265 U CN 208363265U CN 201820601664 U CN201820601664 U CN 201820601664U CN 208363265 U CN208363265 U CN 208363265U
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Abstract
The utility model discloses a kind of prefabricated post/beam and its connection structures, its drip irrigation device includes concrete prefabricated column ontology/beam ontology, the both ends of the column ontology/beam ontology are provided with more embedded bars, column ontology/beam ontology end face is stretched out in one end of embedded bar, the end of embedded bar extension is provided with enlarged footing, expands the diameter that area of bed is greater than embedded bar；Adjacent two columns ontology/beam ontology is docked in length direction；End post-cast strip is set between adjacent two columns ontology/beam ontology；Adhere to the enlarged footing sleeve connection of two prefabricated post/beam embedded bars separately.The structure attended operation is convenient, and node is secured, anti-seismic performance is good.
Description
Technical field
The utility model relates to a kind of assembled arthitecutral structure, in particular to a kind of prefabricated post/beam and its connection structure.
Background technique
The column used and beam in existing assembled arthitecutral structure are largely steel construction, also there is partial precast concrete column
And beam.
Existing precast concrete column and beam are generally solid construction, illustrate by taking precast concrete column as an example.It is set at the top of column
It is equipped with the reinforcing bar stretched out upwards, the bottom of column is embedded with grout sleeve, mainly uses grouting between upper and lower level precast concrete column
Sleeve connection.
As illustrated in figs. 25 and 26, grout sleeve includes the sleeve of both ends open and the stock inlet that is mounted in sleeve lateral wall
101 and grout outlet 102.Sleeve is embedded in upper prop 103, and the embedded ribs 104 of upper prop are inserted into sleeve, sleeve stock inlet and pulp
Mouth is reserved in the outside of upper prop.When installation, company's muscle 106 that lower prop 105 protrudes is inserted into sleeve；It, will be upper after component installation positioning
The seam 107 of column and lower prop is clogged, and is then injected grouting material from slurry-feeding hole, is made reinforcing bar in conjunction with sleeve, is played connection and is made
With.
Advantage: so that reinforcing bar is in sealed environment and is solved anti-corrosion/durability by grouting after connection reinforcing bar insertion sleeve and ask
Topic, bonding strength are better than the above two ways welded and bolt.
Disadvantage: in practical application, reinforced bar sleeve grouting interconnection technique has the following problems to need to improve: 1. are become by reinforcing bar
Gap is small etc. that factors influence constructing operation difficulty is big for shape, displacement, installation；2. spillage problem is easy to happen and can not quality inspection；3. behaviour
Make complex process, needs special equipment, tool, material, personnel；4. at high cost, quality is difficult to control；4. influencing grouting material quality
Factor it is more (material, the ratio of mud, stirring, slip casting, spillage, personnel's operation, application time etc.), quality control difficulty it is big；5. by
It is to be bonded reinforcing bar and sleeve by grouting material in reinforced bar sleeve grouting interconnection technique, is realized using frictional force principle and effect
Reinforcing bar connection.So grouting material as connection medium, play the decisive role of quality of connection, it is necessary to be in the milk it is full, without leakage
Slurry, ungauged regions, still, in actual application be especially vertical member connection (be easy spillage and can not quality inspection) it is difficult to ensure that
Quality of connection, quality controllability are poor；The quality of quality of connection directly affects the bonding strength of reinforcing bar, forms invalid connection (reinforcing bar
Core pulling phenomenon), cause building safety hidden danger.
The connection effect of grout sleeve directly influences the globality of upper and lower level prefabricated post and adjacent two precast beams, due to
Grout sleeve is there are disadvantages mentioned above, the building structure globality poor of formation, and shock resistance is low.
Utility model content
The purpose of the utility model is to provide a kind of prefabricated post/beam and its connection structures, and the structure attended operation is convenient, section
Point is secured, anti-seismic performance is good.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of prefabricated post/beam
Connection structure, including concrete prefabricated column ontology/beam ontology, the both ends of the column ontology/beam ontology be provided with more it is pre-buried
Column ontology/beam ontology end face is stretched out in one end of reinforcing bar, embedded bar, and the end of embedded bar extension is provided with expansion
Head expands the diameter that area of bed is greater than embedded bar；Adjacent two columns ontology/beam ontology is docked in length direction；Adjacent two
End post-cast strip is set between column ontology/beam ontology；The enlarged footing for adhering to two prefabricated post/beam embedded bars separately is connected with sleeve
It connects.
Sleeve includes cylinder and the necking for being integrally connected to cylinder both ends, offers several injected holes on cylinder；Expand
After head protrudes into sleeve inner, end post-cast strip concrete is poured, concrete slurry flows into cylinder from injected hole, and cement slurry is solidifying
Gu after, enlarged footing is fixed on inner barrel, embedded bar extraction can be limited, so that the prefabricated post/beam at both ends be connected into
It is whole.
By above technical scheme, adjacent prefabricated post/beam is linked together well, improves column/beam entirety
Property, and sleeve connection structure uses mortise and tenon principle, converts the pressure to the concrete of cylinder for the pulling force of splice, into
And conduct to cylinder, connection is stronger, solves the problems, such as that prior art column/beam connection integrity and shock resistance are poor.And
And even if installation sleeve, enlarged footing itself can not reinforce the connection with post-cast strip concrete yet.
Further, the side that this body side surface of column ontology/beam opens up connecting hole opens up connecting hole, and grafting muscle is inserted into connecting hole
In, the prefabricated panel for being located at column ontology two sides is attached, or beam ontology is connect with the prefabricated panel being located at the top of it, is made
All prefabricated components effectively connect, and form entirety, improve anti-seismic performance.
Further, the pre-buried connection reinforcing bar of column ontology/this body side surface of beam, and be arranged to enlarged footing, can be realized with it is other
Component uses sleeve connection, makes to connect more convenient, and connection effect is more preferable.
Further, the pre-buried U-shaped muscle of column ontology/this body side surface of beam intersects with the prefabricated U-shaped dowel on adjacent members
After connection, overlay region is formed, reinforcing bar is inserted into overlay region, enhances connection effect.
Further, prefabricated post/beam is arranged to hollow structure, alleviates self weight；
Further, the setting of two circle reinforcing bars, and two circle reinforcing bar reinforcing bars are connected with each other, grid structure is formed, to mention
High prefabricated post/beam tension, resistance to compression, bending resistance and shear behavior, when earthquake is more difficult to be destroyed.
Further, internal setting deformed bar, improves anti-bending strength, precast beam is made to can be suitably used for more large span
Building, prefabricated post can be suitable for the higher structure of headroom.
Further, pre-embedded steel slab, pre-buried angle bar and bolt collar etc. are set on column ontology/beam ontology, facilitate peace
Dress, and it is safer.
Another purpose of the utility model is to provide a kind of construction method of the connection structure of prefabricated post/beam, this method
Installation steps are simple, high construction efficiency, sound construction made of construction, and shock resistance is good.
The above-mentioned technical purpose of the utility model have the technical scheme that a kind of basic prefabricated post/
The construction method of beam, including following installation steps: step a, two precast beams or two prefabricated posts are aligned along its length；Step
Rapid b, the enlarged footing for adhering to two prefabricated post embedded bars separately is connected and fixed with sleeve；Step c, end post-cast strip is poured.
By using above-mentioned technical proposal, the connection of prefabricated post/beam embedded bar is more convenient, does not need to carry out individual
Grouting operation, high construction efficiency, and good connecting effect；Improve column/girder construction globality and shock resistance.
In conclusion the utility model has following technical effect that
1, prefabricated post/beam has more preferable ground structure, and various aspects stress performance significantly improves, and can be adapted for large span, high
Headroom, the special building requirements such as strong pressure；
2, the mating connection of enlarged footing and sleeve forms a kind of tenon structure, changes force structure, to make adjacent
Prefabricated post/beam, which realizes, preferably to be connected, and globality is high, and shock resistance is good.
3, installation is easy to operate, does not need individual grouting procedure, saves grouting material, and by reinforcing bar position when sleeve installation
Set influence it is small, sleeve has activity, is not required to align completely, therefore high construction efficiency, economical and efficient.
Detailed description of the invention
Fig. 1 is prefabricated post/girder construction schematic diagram；
Fig. 2 is two prefabricated posts/beam attachment structure schematic diagram that end post-cast strip is arranged；
Fig. 3 is that the section of prefabricated post is square schematic diagram；
Fig. 4 is that the section of prefabricated post is round schematic diagram；
Fig. 5 is that the section of prefabricated post is rectangular strap double-pore structure schematic diagram；
Fig. 6 is cylinder hollow structural schematic diagram；
Fig. 7 is square column circle hollow structure schematic diagram；
Fig. 8 is the rectangular hollow structure schematic diagram of square column；
Fig. 9 is the open tubular column structural schematic diagram that double-layer rib is arranged；
Figure 10 is the square column structure schematic diagram that double-layer rib and stirrup is arranged；
Figure 11 is the rectangular hollow square column structural schematic diagram that double-layer rib is arranged；
Figure 12 is setting double steel bar rack cylindrical structure schematic diagram；
Figure 13 is setting double steel bar rack square column structure schematic diagram；
Figure 14 is the small hollow cylindrical structure schematic diagram of setting；
Figure 15 is the attachment structure schematic diagram of casting concrete in open tubular column；
Figure 16 is the attachment structure schematic diagram of casting concrete in blind hole；
Figure 17 is the attachment structure schematic diagram of hollow interior setting reinforcing rib；
Figure 18 is the prefabricated post structural schematic diagram that deformed bar is arranged；
Figure 19 is the precast beam structure schematic diagram that deformed bar is arranged；
Figure 20 is prefabricated post and Prefabricated beam connection structure schematic diagram；
Figure 21 is the structural schematic diagram for the prefabricated post that pre-buried iron plate is arranged in end；
Figure 22 is the structural schematic diagram for the precast beam that pre-buried iron plate and bolt collar is arranged in bottom surface；
Figure 23 is the structural schematic diagram for the prefabricated post that pre-buried angle bar is arranged in end；
Figure 24 is the structural schematic diagram of the prefabricated post of end setting bolt collar；
Figure 25 is prefabricated post and precast beam bolt collar attachment structure schematic diagram one；
Figure 26 is prefabricated post and precast beam bolt collar attachment structure schematic diagram two；
Figure 27 is the prefabricated post structural schematic diagram of side setting U-shaped dowel；
Figure 28 is the prefabricated post structural schematic diagram of peripheric surface setting U-shaped dowel；
Figure 29 is the attachment structure schematic diagram of prefabricated post Yu surrounding prefabricated panel；
Figure 30 is the prefabricated post that U-shaped dowel is arranged and the attachment structure schematic diagram of "-" type prefabricated panel；
Figure 31 is the prefabricated post that U-shaped dowel is arranged and the attachment structure schematic diagram of L-type prefabricated panel；
Figure 32 is the prefabricated post structural schematic diagram that side is provided with connection reinforcing bar；
Figure 33 is the prefabricated post structural section figure that side is provided with connection reinforcing bar；
Figure 34 is that side is provided with the prefabricated post of connection reinforcing bar and the attachment structure schematic diagram of cross prefabricated panel；
Figure 35 is that side is provided with the prefabricated post of connection reinforcing bar and the attachment structure schematic diagram of T font prefabricated panel；
Figure 36 is that side is provided with the prefabricated post of connection reinforcing bar and the attachment structure schematic diagram of L-type prefabricated panel；
Figure 37 is the prefabricated post structural schematic diagram that side is provided with connecting hole；
Figure 38 is that side is provided with the prefabricated post of connecting hole and the attachment structure schematic diagram of cross prefabricated panel；
Figure 39 is that side is provided with the prefabricated post of connecting hole and the attachment structure schematic diagram of T font prefabricated panel；
Figure 40 is that side is provided with the prefabricated post of connecting hole and the attachment structure schematic diagram of L-type prefabricated panel；
Figure 41 is that the prefabricated post of connection reinforcing bar is arranged in side setting U-shaped dowel side and prefabricated panel connection structure is illustrated
Figure；
Figure 42 is the structural schematic diagram of closed-entry reinforcing steel bar connecting sleeve tube middle cylinder body；
Figure 43 is the end view of necking；
Figure 44 is the cooperation schematic diagram of sleeve and connection reinforcing bar；
Figure 45 is the connection relationship diagram of closed-entry reinforcing steel bar connecting sleeve tube and prefabricated post；
Figure 46 is the structural schematic diagram of split type cylinder；
Figure 47 is the connection relationship diagram of split type cylinder and prefabricated post；
Figure 48 is the structural schematic diagram that sleeve is connected with two reinforcing bars of vertical state；
Figure 49 is the structural schematic diagram for protruding into fastening piece type sleeve outside；
Figure 50 is to protrude into fastening piece type sleeve and the assembling schematic diagram for connecting reinforcing bar outside；
Figure 51 is background technique grout sleeve overall schematic；
Figure 52 is background technique grout sleeve structural schematic diagram.
Appended drawing reference: 11, column ontology；12, beam ontology；13, embedded bar；130, enlarged footing；14, outer ring reinforcing bar；15, interior
Enclose reinforcing bar；16, stirrup；17, dowel；18, prestress wire；2, sleeve；3, end post-cast strip；31, reinforcing rib；32, steel
Muscle cage；33, vertical muscle；41, pre-embedded steel slab；42, pre-buried angle bar；43, bolt collar；44, fixing bolt；51, U-shaped dowel；
52, reinforcing bar is connected；53, connecting hole；54, grafting muscle；6, cylinder；61, necking；611, transition circular conical surface；62, injected hole；63, even
Fishplate bar；631, through-hole；64, barrier element；65, clamping block；651, blocked hole；66, elastic slice；7, prefabricated panel；71, U-shaped muscle；
72, vertical post-cast strip；73, expand head reinforcing bar；8, hollow；81, big hollow；82, small hollow；83, blind hole；
101, stock inlet；102, grout outlet；103, upper prop；104, embedded ribs；105, lower prop；106, connect muscle；107, seam.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "upper", "lower", " bottom
Face " and " top surface " refer to that the direction in attached drawing, word "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Since prefabricated post is similar with precast beam structure, connection method is also essentially identical, so hereinafter, mainly using prefabricated post
It is illustrated.
Embodiment one:
It (since prefabricated post is essentially identical with precast beam structure, for convenience of explanation, is hereinafter mainly said with prefabricated post
It is bright, when except explanation is important to being precast beam, then precast beam is described.)
As shown in Figure 1, a kind of prefabricated post, including concrete prefabricated column ontology 11, the both ends of the column ontology 11 are respectively provided with
There are more embedded bars 13, the end face of column ontology 11, the end of 13 extension of embedded bar are stretched out in one end of embedded bar 13
It is provided with enlarged footing 130,130 size of enlarged footing is greater than the diameter of embedded bar 13.
As shown in Fig. 2, end post-cast strip 3 is set between the end of adjacent two prefabricated posts, it, will when two prefabricated posts connect
The enlarged footing 130 for adhering to the embedded bar 13 of two prefabricated posts separately protrudes into special sleeve 2.Then it is mixed to pour end post-cast strip 3
Solidifying soil, and flow into concrete slurry in sleeve 2, it is finally that two prefabricated post connections are integral.
(structure and connection type of sleeve 2 are shown in last paragraph)
As shown in Figure 3-Figure 5, the section of prefabricated post can be square, rectangle or circle etc.；It is prefabricated such as Fig. 3-Fig. 4
Column can be solid construction, such as figure 5-8 along its length, and prefabricated post can also be arranged to hollow 8 structure along its length, empty
The section of the heart 8 can be rectangular or round etc..Hollow 8 structure can reduce the self weight of prefabricated post, not only save material, Er Qiefang
Just it installs.
As shown in figure 5, hollow 8 can be set it is multiple, such as when the section of prefabricated post be rectangle when, can be set two
A circular hollow 8.
As shown in figs. 9-11, column ontology 11 is hollow 8 structure, 11 length direction of column ontology setting, two circle reinforcing bar.Outer ring
The diameter of reinforcing bar 14 is greater than the diameter of inner ring reinforcing bar 15, and inner ring reinforcing bar 15 is arranged closeer than outer ring reinforcing bar 14.Outside column ontology 11
Circle reinforcing bar 14 and/or inner ring reinforcing bar 15 can be used as above-mentioned embedded bar 13, after the end face of column ontology 11 is stretched out at both ends, if
It is set to enlarged footing 130.
The setting of inner ring reinforcing bar 15 is mainly reinforced hollow the 8 of column ontology 11 so that prefabricated post encounter it is larger
External force, such as when earthquake, hollow 8 structure is not easy to wreck.
Further, as shown in Figures 9 and 10, the outer ring reinforcing bar 14 of column ontology 11 and inner ring reinforcing bar 15 are equal along its length
Multiple tracks stirrup 16 is set.The stirrup 16 of per pass outer ring reinforcing bar 14 is set in periphery；The stirrup 16 of inner ring reinforcing bar 15 can only including
Enclose setting, can also including, periphery is respectively provided with.
As shown in Figure 12 and Figure 13, outer ring reinforcing bar 14 and the dowel 17 of inner ring reinforcing bar 15 of column ontology 11 connect into whole
Body forms grid structure.Dowel 17 can directly be connect with inner ring reinforcing bar 15, outer ring reinforcing bar 14, can also by one end with
Stirrup 16 connects.The prefabricated post of such setting has better force structure, and it is bigger or length overlength can be suitable for section
The case where prefabricated post.
As shown in figure 14, when the section of prefabricated post is larger, hollow 8 include being located at big hollow the 81 of center position and being located at it
Periphery it is small by hollow 82, all hollow 8 between each other be equipped with spacing.The hollow setting of size can be further reduced prefabricated post
Self weight saves material and facilitates installation.
In addition, prestress wire, deformed bar or prestressed strand can be penetrated in small hollow 82, and small hollow
Slip casting in 82.The program makes prefabricated post be set to prestressed structure, there is better anti-pull-out property.
As shown in figure 15,11 length direction of column ontology is set as hollow 8, and adjacent two column ontologies 11 are in length direction pair
It connects；End post-cast strip 3 is set between adjacent two column ontologies 11；The enlarged footing 130 for adhering to two prefabricated post embedded bars 13 separately is used
Sleeve 2 connects；Concrete perfusion in hollow 8, and connect with 3 concrete of end post-cast strip integral.
Further, as shown in figure 16, template, rubber can also be used by hollow 8 before pouring 3 concrete of end post-cast strip
The materials such as rubber mat are blocked, and make hollow 8 to form 83 structure of blind hole, same casting concrete in blind hole 83.
As shown in figure 16 and figure 17, reinforcing rib 31 can also be arranged in end post-cast strip 3, and the both ends of reinforcing rib 31 are respectively protruding into
In hollow the 8 of the column ontology 11 of its two sides, to be further strengthened to connecting node.
Further, it is also possible to which stirrup 16 is arranged around reinforcing rib 31 and embedded bar 13 in end post-cast strip 3.
As shown in figure 18, it is the resistance to lateral bending ability for enhancing prefabricated post, deformed bar can be set in the surrounding of prefabricated post
Or prestress wire 18.
As shown in figure 19, it is the bending resistance for enhancing precast beam, deformed bar can also be set in the bottom of precast beam
Or prestress wire 18.
Embodiment two:
As shown in figure 20, the connection structure between prefabricated post and precast beam can be the top that precast beam is overlapped on prefabricated post
Portion, prefabricated post are overlapped on the upper surface of two precast beams again.It is connected between each other with sleeve 2.
As shown in Figure 21 and Figure 22, in order to enhance overlap joint effect, 11 end top surface pre-embedded steel slab 41 of column ontology, beam ontology 12
Pre-embedded steel slab 41 is arranged in bottom surface.After overlap joint, steel plate is welded.It, can also be in 12 end of column ontology 11 and beam ontology with reference to Figure 23
Pre-buried angle bar 42 is set.Pre-buried angle bar 42 wraps up column ontology 11.After overlap joint, pre-buried angle bar 42 is welded.
, can also be in 11 end side built-in bolt sleeve 43 of column ontology in conjunction with Figure 22 and Figure 24,12 bottom surface of beam ontology is leaned on
Built-in bolt sleeve 43 is set at proximal head.With reference to Figure 25, after beam ontology 12 and the overlap joint of column ontology 11, it is attached to and is taken with fixed angle bar
Turning is connect, fixing bolt 44 is then screwed into, beam ontology 12 and column ontology 11 is fixed.Such situation, fixed angle bar are located at prefabricated
The lower surface of beam.
As shown in figure 26, it is also possible to that built-in bolt sleeve is arranged in the end face of column ontology 11 and the end face of beam ontology 12
43, fixed angle bar connects precast beam and prefabricated post fixing bolt 44 after being placed on the upper surface of column ontology 11.Such case
Under, fixed angle bar has finally been cast in end post-cast strip 3, is not needed to dismantle, is improved construction efficiency.
Embodiment three:
A kind of prefabricated post, as shown in Figure 27 and Figure 28, U-shaped dowel 51 is arranged in 11 side of column ontology, U-shaped dowel 51
Open end is embedded in column ontology 11；U-shaped dowel 51 can be arranged to single side, two-sided, three faces according to the turning feature locating for it
Or four sides.
A kind of connection structure of prefabricated post further includes as shown in figure 29 prefabricated panel 7, the side end face of the prefabricated panel 7
Pre-buried U-shaped muscle 71；Prefabricated panel 7 is set to the side of prefabricated post, and vertical post-cast strip 72 is arranged therebetween；Prefabricated panel 7
The U-shaped dowel 51 of pre-buried U-shaped muscle 71 and column ontology 11 forms overlay region after intersecting, and is vertically inserted into reinforcing bar in overlay region.It is this
Connection structure is firmly combined prefabricated panel 7 with prefabricated post integral, so stabilized structure, anti-seismic performance is good.
When for precast beam, U-shaped dowel 51 is positioned only at the upper surface of beam ontology 12.12 upper surface of beam ontology
U-shaped dowel 51 can be attached with the reinforcing bar being arranged in the end post-cast strip 3 at the top of it.And finally it is cast in end
In post-cast strip 3.
Example IV:
With embodiment three the difference is that, as shown in figure 30, the pre-buried expansion head reinforcing bar 73 in the side end face of prefabricated panel 7；Expand
In one end embedment prefabricated panel 7 of head reinforcing bar 73, the other end stretches out prefabricated panel 7, and end is set as enlarged footing 130；Two pieces pre-
Vertical post-cast strip 72 is set between the side end face of wallboard 7 processed, expands head reinforcing bar 73 and is connected with sleeve 2；Column ontology 11 is set to vertically
The side of post-cast strip 72, U-shaped dowel 51 protrude into vertical post-cast strip 72.
As shown in figure 31, when two pieces of prefabricated panels 7 are located at elbow, two sides that prefabricated post is affixed to turning are set
U-shaped dowel 51 is set, after U-shaped dowel 51 protrudes into vertical post-cast strip 72, in vertically arranged steel reinforcement cage 32, steel reinforcement cage 32 is wrapped
Vertical muscle 33 and stirrup 16 are included, steel reinforcement cage 32 and U-shaped dowel 51 are subjected to interconnection.
Embodiment five:
With example IV the difference is that, as shown in Figure 32 and Figure 33, the pre-buried connection reinforcing bar 52 in 11 side of column ontology；It can
With setting in unilateral or more sides.Preferably, connection 52 end of reinforcing bar is enlarged footing 130.As shown in figure 34, two pieces of prefabricated panels 7
Side end face between be arranged column ontology 11；Head reinforcing bar is expanded in vertical post-cast strip 72 between column ontology 11 and the side end face of prefabricated panel 7
73 connect with the sleeve 2 of reinforcing bar 52 is connect.
As shown in figure 35, when 7 structure of prefabricated panel is T-shaped, the three faces setting connection reinforcing bar 52 of prefabricated post；Such as Figure 36
Shown, when 7 structure of prefabricated panel is L shape, prefabricated post is affixed on the two sides setting connection reinforcing bar 52 at turning.
Embodiment six:
The difference is that, as shown in figure 37, the side of column ontology 11 opens up connecting hole 53 with embodiment five.Connecting hole 53
Can run through or not through.With reference to Figure 38, grafting muscle 54 can be penetrated in connecting hole 53, the both ends of grafting muscle 54, which are all provided with, is set to expansion
Major part 130.
As shown in figure 38, column ontology 11 is set between the side end face of two pieces of prefabricated panels 7；Column ontology 11 and prefabricated panel 7
Side end face between vertical post-cast strip 72, grafting muscle 54 with connect the use connection of sleeve 2 of reinforcing bar 52.
As shown in figure 39, when 7 structure of prefabricated panel is T-shaped, connecting hole 53 is arranged in three faces of prefabricated post；Such as Figure 40 institute
Show, when 7 structure of prefabricated panel is L shape, connecting hole 53 is arranged in prefabricated post two sides corresponding with 7 end face of prefabricated panel.
Preferably, as shown in Figure 39 and Figure 40, when prefabricated post is provided with hollow 8, after grafting muscle 54 is inserted into connecting hole 53,
Casting concrete in hollow 8.
It should be pointed out that connecting hole 53, U-shaped dowel 51 and connection reinforcing bar 52 that prefabricated post side is added can combine
It is arranged in the same prefabricated post, to adapt to the JA(junction ambient) different from prefabricated panel 7.As shown in figure 41, the one of prefabricated post
U-shaped dowel 51 is arranged in a side, another opposite side is provided with the connection reinforcing bar 52 with enlarged footing 130.
Embodiment seven:
A kind of construction method of prefabricated rod structure, including following construction procedure:
Step a, two precast beams or two prefabricated posts are aligned along its length；
Step b, the enlarged footing 130 for adhering to two prefabricated post embedded bars 13 separately is connected and fixed with sleeve 2；Prefabricated column length
When direction is provided with hollow 8, before pouring 3 concrete of end post-cast strip, hollow 8 are blocked.
Step c, end post-cast strip 3 is poured.
Embodiment eight:
Step a, two precast beams are overlapped on to the top surface of same root prefabricated post, or with bottom temporary support by precast beam
Support, is located at the two sides of prefabricated post top surface；
Step b, the enlarged footing 130 for the embedded bar 13 for adhering to two precast beams separately is connected and fixed with sleeve 2；
Step c, end post-cast strip 3 is poured.
Tube-in-tube structure and attaching method thereof is introduced:
Sleeve 2 can protrude into fastening piece type sleeve using closed-entry reinforced bar sleeve and outside.
(since embedded bar 13, dowel 17, connection reinforcing bar 52, grafting muscle 54 and expansion reinforcing bar 73 above is all provided with
It is equipped with enlarged footing 130, is illustrated so embedded bar 13 hereinafter represents all of above reinforcing bar.)
Closed-entry reinforced bar sleeve:
As shown in figure 42, closed-entry reinforced bar sleeve includes cylinder 6 and the necking 61 for being integrally connected to 6 both ends of cylinder, cylinder 6
On offer several equally distributed injected holes 62, convenient for cement slurry flow into cylinder 6 inside；In conjunction with Figure 43, necking 61 is circle
Mouthful, 61 inner wall of necking is conical surface-shaped, and the biggish one end of circular conical surface is towards the inside of cylinder 6；In conjunction with Figure 44, closed-entry reinforcing bar set
The connection structure of cylinder is made of embedded bar 13 and cylinder 6, and 13 one end of embedded bar is pre-buried to be fixedly connected on inside column ontology 11,
The other end is exposed at 11 outside of column ontology and is connected with enlarged footing 130, enlarged footing 130 in one end end far from column ontology 11
Outer wall radial dimension be greater than embedded bar 13 outer wall radial dimension and be less than necking 61 inner wall radial dimension, enlarged footing
130 can protrude into inside cylinder 6 from necking 61.
As shown in figure 45, after cement slurry flows into the inside of cylinder 6 and solidifies and form concrete from injected hole 62, enlarged footing
130 can be fixed on inside cylinder 6, and the embedded bar 13 that can limit 6 both ends of cylinder is pulled out towards the direction movement being located remotely from each other
Cylinder 6 out, so that the rectangular block shape structure to embedded bar 13 in the column ontology 11(Figure 45 at both ends far from 6 one end of cylinder is column
The schematic diagram of ontology 11) it is attached, improve the bonding strength between two column ontologies 11.Enlarged footing 130 is close to embedded bar
13 one end is rotary table planar, and enlarged footing 130 is less than the other end close to one end of column ontology 11；For convenient for narration, necking 61
Circular conical surface is defined as transition circular conical surface 611, passes through 611 integrally connected of transition circular conical surface between 6 end of necking 61 and cylinder, pre-
After reinforcing bar 13 is buried by the active force for extracting 6 direction of cylinder, round table surface squeezes concrete, and concrete is by squeezing action power (as schemed
The direction of F arrow meaning is the schematic diagram of force direction in 45) transition circular conical surface 611 is passed to, transition circular conical surface 611 generates
Reaction force there is component radially to enlarged footing 130, radially compress enlarged footing 130, therefore, transition circular conical surface 611
Cylinder 6 and internal concrete can be made to carry bigger load, improve embedded bar 13 and enlarged footing 130 and cylinder 6 it
Between bonding strength.
Compared with existing grout sleeve, which does not need individual grouting operation, but in casting concrete, coagulation
Soil paste liquid enters the connection that cylinder 6 completes embedded bar 13, operates more convenient and does not need special grouting material, saves
About cost.Further, since the program is depended on pressure transmitting, stung compared to grout sleeve by cohering between grouting material and reinforcing bar
It closes, connects relatively reliable.
The shape of necking 61 can be circle, be also possible to the various shapes such as rectangular, strip and ellipse, enlarged footing
130 section is adapted with the shape of necking 61.In order to make the pressure of enlarged footing 130 effectively be transferred to cylinder 6 by concrete
On, the size of necking 61 is 1 ~ 5mm bigger than the size of enlarged footing 130, preferably 2 ~ 3mm.
As shown in Figure 46 and Figure 47, cylinder 6 has separate structure, can be split as two halves along axial direction.Two halves cylinder 6 is mutual
Close one end outer surface is fixedly connected to connecting plate 63, and through-hole 631,6 phase of two halves cylinder are offered on connecting plate 63
Mutually docking split after, the through-hole 631 on connecting plate 63 can be mutually aligned, can by will sell or the pin members such as bolt simultaneously insertion two
In a through-hole 631 being mutually aligned, pin joint is carried out to two connecting plates 63, limits two halves cylinder 6 towards the direction phase being located remotely from each other
Mutually separation.
When the distance between two column ontologies 11 are smaller, it is embedded in the embedded bar 13 inside column ontology 11 and mutually leans on
The distance between close end face of one end is also smaller, cylinder 6 can be split as two halves, first will wherein half cylinder 6 be inserted in
Wherein on an embedded bar 13, then the other half cylinder 6 is socketed on embedded bar 13, finally by 6 edge of two halves cylinder
It the axial direction of embedded bar 13 and is slided towards direction close to each other, is mutually aligned the through-hole 631 on connecting plate 63, passes through bolt
Part insertion through-hole 631 stitches and fastens two halves cylinder 6.
As shown in figure 48, when connection be two reinforcing bars of vertical state when, in order to by sleeve 2 before casting concrete energy
Enough docking locations for being more easily temporarily fixed at two embedded bars 13, are unlikely to slide.So position in 6 inner wall of cylinder
Set the barrier element 64 for being connected with and enlarged footing 130 being prevented to run through sleeve 2.Barrier element 64 can be positioned at the intermediate disk of cylinder 6
Plate.Further, in order to flow freely cement slurry in cylinder 6, barrier element 64 is arranged to hollow annular shape, circle
Ring internal diameter is less than the diameter of enlarged footing 130.Alternatively, barrier element 64 is also possible to be arranged radially the rod piece along cylinder 6.
Protrude into fastening piece type sleeve outside:
As shown in Figure 49 and Figure 50, protruding into fastening piece type sleeve outside includes cylinder 6, clamping block 65, elastic slice 66, and the two of cylinder 6
End offers the blocked hole 651 for 65 grafting of clamping block, offers injected hole 62 on cylinder 6.66 one end of elastic slice and cylinder 6
Lateral surface is mutually fixedly connected, and the other end of elastic slice 66 is mutually fixedly connected with one end that clamping block 65 is located at 6 outside of cylinder.
13 one end of embedded bar is fixedly connected with enlarged footing 130, and the radial dimension of enlarged footing 130 is greater than embedded bar 13
Radial dimension, enlarged footing 130 can be inserted into inside cylinder 6 from the port of cylinder 6.In insertion process, enlarged footing 130 pushes clamping block
65 towards far from 6 central axis of cylinder direction move when band spring plate 66 occur flexible deformation, cross clamping block in enlarged footing 130
After 65, elastic slice 66 is gradually recovered deformation insertion cylinder 6 and resets, and limitation enlarged footing 130 extracts cylinder 6.
When post-cast strip casting concrete around cylinder 6, cement slurry can be flowed into from the two-port and injected hole 62 of cylinder 6
Inside cylinder 6, solid concrete is formed after cement slurry sets, is fixed on embedded bar 13 inside cylinder 6, to realize two
The connection of root embedded bar 13.
In addition it should be pointed out that 4 sleeve correlations that sleeve can be submitted using the applicant on April 8th, 2018
Utility model patent, application number is respectively 201810306670.4,201810307419.X, 201810307420.2 and
201810307967.2。
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (29)
1. a kind of prefabricated post/beam, which is characterized in that including concrete prefabricated column ontology (11)/beam ontology (12), the column ontology
(11)/beam ontology (12) both ends are provided with more embedded bars (13), and column ontology is stretched out in one end of embedded bar (13)
(11)/beam ontology (12) end face, the end of embedded bar (13) extension are provided with enlarged footing (130), enlarged footing (130)
Size is greater than the diameter of embedded bar (13).
2. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) side opens up
Connecting hole (53), the connecting hole (53) run through or not through.
3. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) side is pre-buried
It connects reinforcing bar (52).
4. a kind of prefabricated post/beam as claimed in claim 2, it is characterised in that, connection reinforcing bar (52) end is enlarged footing
(130).
5. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) section
It is rectangular or round.
6. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) is in length side
To for solid or hollow (8).
7. a kind of prefabricated post/beam as claimed in claim 6, it is characterised in that, column ontology (11)/beam ontology (12) is hollow
(8) section is rectangular or round.
8. a kind of prefabricated post/beam as claimed in claim 6, it is characterised in that, column ontology (11)/beam ontology (12) is hollow
(8), two circle reinforcing bar of column ontology (11)/beam ontology (12) length direction setting.
9. a kind of prefabricated post/beam as claimed in claim 8, it is characterised in that, column ontology (11)/beam ontology (12) outer ring steel
The diameter of muscle (14) is greater than the diameter of inner ring reinforcing bar (15).
10. a kind of prefabricated post/beam as claimed in claim 9, it is characterised in that, column ontology (11)/beam ontology (12) outer ring
Reinforcing bar (14) and/or inner ring reinforcing bar (15) are the embedded bar (13).
11. a kind of prefabricated post/beam as claimed in claim 10, it is characterised in that, column ontology (11)/beam ontology (12) outer ring
Reinforcing bar (14) and inner ring reinforcing bar (15) are respectively provided with multiple tracks stirrup (16).
12. a kind of prefabricated post/beam as claimed in claim 11, it is characterised in that, column ontology (11)/beam ontology (12) outer ring
Reinforcing bar (14) connect integral, formation grid structure with inner ring reinforcing bar (15) with dowel (17).
13. a kind of prefabricated post/beam as claimed in claim 6, it is characterised in that, column ontology (11)/beam ontology (12) is hollow
It (8) include big hollow (81) that are located at center position and small hollow (82) positioned at its periphery, all hollow (8) are set between each other
There is spacing.
14. a kind of prefabricated post/beam as claimed in claim 13, it is characterised in that, the small sky of column ontology (11)/beam ontology (12)
Prestress wire (18), deformed bar or prestressed strand are penetrated in the heart (82), and in small hollow (82) interior slip casting.
15. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) side is pre-
It buries U-shaped dowel (51), in open end embedment column ontology (11)/beam ontology (12) of U-shaped dowel (51).
16. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) end face
Or pre-embedded steel slab (41) or pre-buried angle bar (42) are set by the side of proximal head.
17. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) end face
Or built-in bolt sleeve (43) are set by the side of proximal head.
18. a kind of prefabricated post/beam as described in claim 1, it is characterised in that, column ontology (11)/beam ontology (12) length
Deformed bar/prestress wire (18) are arranged in direction.
19. a kind of connection structure of prefabricated post/beam, which is characterized in that including any one at least two such as claim 1-18
Prefabricated post/beam described in, adjacent two column ontologies (11)/beam ontology (12) are docked in length direction；Adjacent two column ontologies
(11) end post-cast strip (3) are set between/beam ontology (12)；Adhere to the enlarged footing of two prefabricated post/beam embedded bars (13) separately
(130) it is connected with sleeve (2).
20. a kind of prefabricated post/beam connection structure as claimed in claim 19, which is characterized in that beam ontology (12) is overlapped on column
The upper surface of ontology (11).
21. a kind of prefabricated post/beam connection structure as claimed in claim 20, which is characterized in that beam ontology (12) end it is pre-
Pre-embedded steel slab (the 41)/pre-buried angle bar (42) for burying steel plate (41)/pre-buried angle bar (42) and column ontology (11) end welds.
22. a kind of prefabricated post/beam connection structure as claimed in claim 20, which is characterized in that it further include fixed angle bar, it is fixed
Angle bar is mounted on beam ontology (12) and column ontology (11) overlapped that corner is screwed into after fixing bolt (44) passes through fixed angle bar
Built-in bolt sleeve (43).
23. a kind of prefabricated post/beam connection structure as claimed in claim 21, which is characterized in that fixed angle bar is located at beam ontology
(12) lower surface or the upper surface positioned at column ontology (11).
24. a kind of connection structure of prefabricated post, which is characterized in that including two as described in any one of claim 1-18
Column ontology (11), column ontology (11) length direction are set as hollow (8), and adjacent two column ontologies (11) are docked in length direction；
End post-cast strip (3) are set between adjacent two column ontologies (11)；Adhere to the enlarged footing of two prefabricated post embedded bars (13) separately
(130) it is connected with sleeve (2)；
Hollow (8) interior concrete perfusion, and connect with end post-cast strip (3) concrete integral.
25. a kind of connection structure of prefabricated post as claimed in claim 24, which is characterized in that end post-cast strip (3) setting adds
Strengthening tendons (31), the both ends of the reinforcing rib (31) are respectively protruding into hollow (8) of the column ontology (11) positioned at its two sides.
26. a kind of connection structure of prefabricated post, which is characterized in that including two as described in any one of claim 1-18
U-shaped dowel (51) are arranged in column ontology (11), column ontology (11) side；It further include prefabricated panel (7), the prefabricated panel (7)
The pre-buried U-shaped muscle (71) in side end face；Prefabricated panel (7) is set to the side of prefabricated post, and vertical post-cast strip is arranged therebetween
(72)；The pre-buried U-shaped muscle (71) of prefabricated panel (7) and the U-shaped dowel (51) of column ontology (11) form overlay region after intersecting, weight
Reinforcing bar is vertically inserted into folded area.
27. a kind of connection structure of prefabricated post, which is characterized in that including two as described in any one of claim 1-18
U-shaped dowel (51) are arranged in column ontology (11), column ontology (11) side；It further include prefabricated panel (7), the prefabricated panel (7)
The pre-buried expansion head reinforcing bar (73) in side end face；Expand in one end embedment prefabricated panel (7) of head reinforcing bar (73), the other end stretches out dry wall
Plate (7), end are set as enlarged footing (130)；It is arranged between the side end face of two pieces of prefabricated panels (7) vertical post-cast strip (72), expands
Head reinforcing bar (73) is connected with sleeve (2)；Column ontology (11) is set to the side of vertical post-cast strip (72), and U-shaped dowel (51) is stretched
Enter in vertical post-cast strip (72).
28. a kind of connection structure of prefabricated post, which is characterized in that including two as described in any one of claim 1-18
Column ontology (11), the pre-buried connection reinforcing bar (52) in column ontology (11) side；Connecting reinforcing bar (52) end is enlarged footing (130)；Also wrap
It includes prefabricated panel (7), the pre-buried expansion head reinforcing bar (73) in the side end face of the prefabricated panel (7)；Expand one end embedment of head reinforcing bar (73)
In prefabricated panel (7), the other end stretches out prefabricated panel (7), and end is set as enlarged footing (130)；The side of two pieces of prefabricated panels (7)
Column ontology (11) are set between end face；Head is expanded in vertical post-cast strip (72) between column ontology (11) and the side end face of prefabricated panel (7)
Reinforcing bar (73) with connect reinforcing bar (52) with sleeve (2) connect.
29. a kind of connection structure of prefabricated post, which is characterized in that
Column ontology (11) including two as described in any one of claim 1-18, the side of column ontology (11) open up connection
Hole (53)；
It further include prefabricated panel (7), the pre-buried expansion head reinforcing bar (73) in the side end face of the prefabricated panel (7)；Expand head reinforcing bar (73)
One end is embedded in prefabricated panel (7), and the other end stretches out prefabricated panel (7), and end is set as enlarged footing (130)；Two pieces of dry walls
Column ontology (11) are set between the side end face of plate (7)；Vertical post-cast strip between column ontology (11) and the side end face of prefabricated panel (7)
(72)；
It further include the grafting muscle (54) for penetrating or running through connecting hole (53), the both ends of grafting muscle (54) are arranged to enlarged footing (130),
Grafting muscle (54) with connect reinforcing bar (52) with sleeve (2) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601664.7U CN208363265U (en) | 2018-04-25 | 2018-04-25 | A kind of prefabricated post/beam and its connection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601664.7U CN208363265U (en) | 2018-04-25 | 2018-04-25 | A kind of prefabricated post/beam and its connection structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442512A (en) * | 2018-04-25 | 2018-08-24 | 李藏柱 | A kind of prefabricated post/beam and its connection structure and its construction method |
| WO2019206192A1 (en) * | 2018-04-25 | 2019-10-31 | Li Cangzhu | Prefabricated column/beam and connection structure thereof and construction method thereof |
| CN111795205A (en) * | 2020-07-22 | 2020-10-20 | 武汉市年华管业有限公司 | Concrete pipeline joint strengthening treatment method |
-
2018
- 2018-04-25 CN CN201820601664.7U patent/CN208363265U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108442512A (en) * | 2018-04-25 | 2018-08-24 | 李藏柱 | A kind of prefabricated post/beam and its connection structure and its construction method |
| WO2019206192A1 (en) * | 2018-04-25 | 2019-10-31 | Li Cangzhu | Prefabricated column/beam and connection structure thereof and construction method thereof |
| CN108442512B (en) * | 2018-04-25 | 2024-04-23 | 李藏柱 | Prefabricated column/beam and connecting structure and construction method thereof |
| CN111795205A (en) * | 2020-07-22 | 2020-10-20 | 武汉市年华管业有限公司 | Concrete pipeline joint strengthening treatment method |
| CN111795205B (en) * | 2020-07-22 | 2022-04-12 | 武汉市年华管业有限公司 | Concrete pipeline joint strengthening treatment method |
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