CN214833415U - Take shear key's assembled concrete beam column thick liquid anchor connection structure - Google Patents
Take shear key's assembled concrete beam column thick liquid anchor connection structure Download PDFInfo
- Publication number
- CN214833415U CN214833415U CN202121223965.9U CN202121223965U CN214833415U CN 214833415 U CN214833415 U CN 214833415U CN 202121223965 U CN202121223965 U CN 202121223965U CN 214833415 U CN214833415 U CN 214833415U
- Authority
- CN
- China
- Prior art keywords
- prefabricated
- connecting piece
- steel plate
- steel
- column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 135
- 239000010959 steel Substances 0.000 claims description 135
- 230000002787 reinforcement Effects 0.000 claims description 21
- 230000003014 reinforcing Effects 0.000 claims description 19
- 239000011440 grout Substances 0.000 claims description 15
- 230000001808 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 238000010008 shearing Methods 0.000 abstract description 4
- 210000001503 Joints Anatomy 0.000 abstract 1
- 238000004873 anchoring Methods 0.000 abstract 1
- 210000000614 Ribs Anatomy 0.000 description 30
- 238000010276 construction Methods 0.000 description 16
- 238000003466 welding Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 210000002356 Skeleton Anatomy 0.000 description 4
- 210000003205 Muscles Anatomy 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000003466 anti-cipated Effects 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
Images
Abstract
The utility model discloses a take assembled concrete beam column thick liquid anchor connection structure of shear key, include: the prefabricated beam is characterized in that prefabricated columns are arranged on two sides of the prefabricated beam respectively, first connecting pieces are arranged on the end faces, facing each other, of one side of the prefabricated beam and one end face of the prefabricated column respectively, and a second connecting piece is arranged between the two oppositely-arranged first connecting pieces so as to connect the two first connecting pieces into a whole to form a prefabricated beam-prefabricated column connecting structure. The prefabricated beam column is connected with the prefabricated beam through the first connecting piece, the first connecting piece is connected with the second connecting piece through the second connecting piece, the third connecting piece is used for fixing, secondary grouting is conducted again, the transmission of the shearing force of the beam-column connecting part is completed, the integrity of the structure is further enhanced, the anti-seismic performance is better, the main process of the prefabricated beam column anchoring and lapping process includes on-site small-area grouting, the integrity of the structure is greatly improved, and the purpose of 'strong joints' is achieved.
Description
Technical Field
The utility model relates to a prefabricated assembled concrete structure building field specifically is a take shear key's assembled concrete beam post thick liquid anchor connection structure.
Background
The prefabricated concrete structure has the advantages of high construction speed, energy conservation, environmental protection, small field wet operation amount and the like, and is rapidly developed in China in recent years. The assembly type concrete frame structure is one of the main structural forms applied in China at present. How to realize the connection of the precast beam and the precast column is an important technical problem in the fabricated concrete frame structure. In the past, the method of mainly adopting a steel bar sleeve connection and then pouring concrete at the connection part is related to beam-column connection, and has the disadvantages of complex construction, high cost and large wet operation amount. Therefore, in recent years, researchers propose a method for connecting the precast column and the precast beam by using steel, but the connection part is welded on site, so that the construction quality is not easy to guarantee.
For improving above-mentioned two kinds of connection technique, the utility model provides a take assembled concrete beam column thick liquid anchor connection structure of shear key, it does not need the sleeve when steel bar connection, does not need the welding when the steel sheet is connected, and cost reduction, construction quality easily guarantees to it is little to have the wet work volume of structure itself, advantages such as node strength is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take assembled concrete beam column thick liquid anchor connection structure of shear key can solve among the prior art that steel bar connection needs the high cost that the sleeve leads to and steel connection needs the on-the-spot welding to lead to the difficult scheduling problem of guaranteeing of construction quality to structure itself wet work volume is little, and node strength is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a take assembled concrete beam column thick liquid anchor connection structure of shear key, including precast beam, precast beam both sides are provided with the precast column respectively precast beam and precast column one side end face each other is provided with first connecting piece respectively precast beam and precast column, two relative settings be provided with the second connecting piece between the first connecting piece to link two first connecting pieces as an organic whole, form precast beam-precast column connection structure;
the first connecting piece comprises a first steel plate which is vertically arranged, two strip-shaped rib plates are respectively arranged in parallel at the upper part and the lower part of the near-end face at one side of the first steel plate, slots are formed between the two strip-shaped rib plates and the first steel plate, a first shear-resistant steel plate is respectively arranged on the side wall of the first steel plate between the two slots, and first through holes are formed in the strip-shaped rib plates;
the second connecting piece comprises a second steel plate which is vertically arranged, the end faces of the upper end and the lower end of the second steel plate are respectively provided with a third steel plate which is transversely arranged to form an I-shaped structure, the side wall of the second steel plate between the two third steel plates is respectively provided with a second shear resistant steel plate, and the third steel plate is provided with a second through hole;
the third steel plate of the second connecting piece is embedded in the slot of the first connecting piece, the first through holes and the second through holes correspond to each other one by one, and the third connecting piece is inserted in the first through holes and the second through holes.
The width and height of the first steel plate are 20-30mm smaller than those of the cross section of the precast beam so as to be finally grouted.
Prefabricated post includes first framework of steel reinforcement, first framework of steel reinforcement is including being the vertical atress reinforcing bar in four prefabricated posts of square arranging, four vertical atress reinforcing bar one end tip is equipped with vertical steel sleeve respectively the periphery has prefabricated post stirrup, every along vertical equipartition in four prefabricated posts that are square arranging prefabricated post stirrup of steel reinforcement has been set up on the prefabricated post stirrup and is the prefabricated post lacing wire that the well-shaped was laid.
Prefabricated column cover is equipped with vertical steel bar sleeve's one end and is provided with first ribbing, first ribbing one end overlap joint in vertical steel bar sleeve outer wall, its other end rigid coupling has first connecting piece.
The precast beam includes second framework of steel reinforcement, the second framework of steel reinforcement is including being the horizontal atress reinforcing bar in four precast beams of square arranging, it has the precast beam stirrup to be the horizontal equipartition along the periphery of horizontal atress reinforcing bar in four precast beams of square arranging.
Second rib cage both ends are provided with the second and press the muscle in the precast beam, second rib one end overlap joint in precast beam stirrup, its other end rigid coupling have first connecting piece, the also rigid coupling of first connecting piece has horizontal reinforcing bar in the precast beam simultaneously to increase biography power route, reinforcing beam column connected node wholeness.
The section of the strip rib plate is rectangular.
The strip-shaped rib plates are respectively provided with two first through holes which are arranged side by side, the third steel plate is provided with four second through holes, and the second through holes are arranged side by side in pairs.
The first through hole and the second through hole are both screw holes, the third connecting piece is a bolt, nuts are screwed at two ends of the bolt, and the bolt is a high-strength bolt.
The length of the bolt rod is equal to the thickness of a third steel plate plus two times of the thickness of the strip rib plate plus two times of the thickness of a nut, and the length of the longitudinal stressed steel bar in the prefabricated column, which is located in the vertical steel bar sleeve, is half of the height of the vertical steel bar sleeve of the prefabricated column.
The utility model relates to a take assembled concrete beam column thick liquid anchor connection structure of shear key's beneficial effect is:
1. the utility model discloses a key process still includes the on-the-spot small area grout except that precast beam post anchor overlap joint, this very big improvement the wholeness of structure, reach the purpose of "strong node". The grouting material has high strength, can reach the expected strength in about 2 hours, greatly shortens the time required by site construction on a construction site, can greatly improve the construction speed and saves the cost.
2. The utility model discloses the structure is corresponding through the first connecting piece with between prefabricated post and the precast beam, connects through the second connecting piece between the first connecting piece of relative setting to use the third connecting piece to fix, carry out the secondary grout again, accomplish the transmission of roof beam-intercolumniation connecting portion shearing force, also further strengthen the wholeness of structure, anti-seismic performance is better.
3. The utility model discloses the part that the preparation required precision is high, including prefabricated post, precast beam, first ribbing, second ribbing, first connecting piece, second connecting piece, third connecting piece, corresponding supporting nut are all accomplished in the mill, and the degree of difficulty requirement of assembling on the spot is not high, can save constructor's learning cost, increases substantially the efficiency of construction.
4. The utility model discloses biography power between the component, prefabricated post part is with the first ribbing welding of first connecting piece and prefabricated post, the prefabricated beam part is with the second ribbing of first connecting piece and prefabricated beam, horizontal atress steel bar welding in the prefabricated beam, and with first ribbing and first steel skeleton welding, the second ribbing is welded with second steel skeleton, be connected through the second connecting piece between two first connecting pieces, then use the third connecting piece with first connecting piece and second connecting piece anchor, carry out the secondary grout again at last, can know from this, it is clear and definite, reliable to pass the power route, the wholeness is strong. And all be equipped with the steel sheet that shears on first connecting piece and the second connecting piece, increase the node to atress, the transmission of near one-step completion shear force is more reliable than the single welded seam biography power structure that relies on.
5. The utility model discloses a secondary grout has only been carried out in the small part area in a large amount of assembly operations, but the grout material reaches anticipated intensity time very short, shortens greatly than the required time of original cast-in-place operation, accords with assembled concrete structure's such as energy-concerving and environment-protective and economic safety's green building development requirement advantage.
Drawings
FIG. 1 is a schematic structural view of a first connecting member;
FIG. 2 is a schematic structural view of a second connector;
FIG. 3 is a schematic structural view of a first bead;
FIG. 4 is a schematic structural view of a second bead;
FIG. 5 is a schematic structural view of a third connecting member;
fig. 6 is a schematic structural view of a first steel reinforcement cage;
fig. 7 is a schematic structural view of a first steel skeleton on which a first tie bar and a first connecting member are mounted;
FIG. 8 is a schematic structural view of a prefabricated column;
fig. 9 is a schematic structural view of a second steel reinforcement cage;
fig. 10 is a schematic structural view of a first steel skeleton to which a second reinforcing bar and a first connecting member are attached;
FIG. 11 is a schematic structural view of a precast beam;
FIG. 12 is a first schematic diagram of the assembly process of precast beams and precast columns;
FIG. 13 is a schematic diagram of a second assembling process of precast beams and precast columns;
FIG. 14 is a third schematic view of the assembling process of the precast beams and the precast columns;
FIG. 15 is a fourth schematic view of the assembly process of the precast beams and the precast columns;
fig. 16 is a schematic view of the assembled structure of precast beams and precast columns.
In the figure: 1-vertical steel bar sleeve, 2-first connecting piece, 3-strip rib plate, 4-first shear steel plate, 5-first through hole, 6-second connecting piece, 7-second steel plate, 8-third steel plate, 9-second shear steel plate, 10-first press rib, 11-second press rib, 12-bolt, 13-nut, 14-prefabricated column internal longitudinal stress steel bar, 15-prefabricated column stirrup, 16-prefabricated column tie rib, 17-prefabricated column, 18-prefabricated beam internal transverse stress steel bar, 19-prefabricated beam stirrup, 20-prefabricated beam, 21-supporting piece, 22-grouting section, 23-first steel plate, 24-second through hole, 25-first steel bar framework, 26-second steel bar framework and 27 third connecting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-16, the utility model provides an assembled concrete beam column thick liquid anchor connection structure with shear key, including precast beam 20, precast columns 17 are respectively arranged on both sides of precast beam 20, first connecting pieces 2 are respectively arranged on the end surfaces of precast beam 20 and precast columns 17 facing each other, and second connecting pieces 6 are arranged between the two oppositely arranged first connecting pieces 2, so as to connect the two first connecting pieces 2 into a whole, forming a precast beam-precast column connection structure; namely, the precast columns 17 correspond to the first connecting pieces 2 between the precast beams 20, the two oppositely arranged first connecting pieces 2 are connected with the second connecting piece 6 and fixed by using the third connecting piece 27, and secondary grouting is performed under the supporting condition of the vertical supports 21 to form a grouting section 22.
The utility model discloses a structure is through setting up connecting piece and shear steel sheet at precast beam 20 and precast column 17 connecting portion, accomplishes the transmission of roof beam-intercolumn connecting portion shearing force. A large number of experiments also prove that the grouting in situ further enhances the integrity of the structure, and the structure is more stable in stress, more reliable in force transmission and better in anti-seismic performance. In addition, the grouting area is small, the high-strength grouting material is high in strength and short in solidification time, the time required by site construction on a construction site is greatly shortened, and the construction speed can be greatly improved.
The first connecting piece 2 comprises a first steel plate 23 which is vertically arranged, two strip-shaped rib plates 3 are respectively arranged in parallel at the upper part and the lower part of the near-end face of one side of the first steel plate 23, slots are formed between the two strip-shaped rib plates 3 and the first steel plate 23, a first shear steel plate 4 is respectively arranged on the side wall of the first steel plate 23 between the two slots, a first through hole 5 is formed in each strip-shaped rib plate 3, and the size and the thickness of each first shear steel plate 4 can be determined according to the shear force transmitted between a beam and a column;
the second connecting piece 6 comprises a second steel plate 7 which is vertically arranged, the upper end face and the lower end face of the second steel plate 7 are respectively provided with third steel plates 8 which are transversely arranged to form an I-shaped structure, the side wall of the second steel plate 7 between the two third steel plates 8 is respectively provided with a second shear resistant steel plate 9, the third steel plate 8 is provided with a second through hole 24, and the size and the thickness of the second shear resistant steel plate 9 are determined according to shear force calculation transmitted between a beam and a column;
the third steel plate 8 of the second connecting piece 6 is embedded in the slot of the first connecting piece 2, the first through holes 5 correspond to the second through holes 24 one by one, and the third connecting pieces 27 are inserted into the first through holes 5 and the second through holes 24.
Further, in the present embodiment, the width and height of the first steel plate 23 are 20-30mm smaller than those of the cross-section of the precast girder 20 for later grouting.
Further, in this embodiment, prefabricated post 17 includes first framework of steel reinforcement 25, first framework of steel reinforcement 25 is including being the vertical atress reinforcing bar 14 in the square four prefabricated posts of arranging, four the 14 one end tip of vertical atress reinforcing bar is equipped with vertical steel sleeve 1 respectively in the prefabricated post the periphery of the vertical atress reinforcing bar 14 has prefabricated post stirrup 15, every along vertical equipartition in the four prefabricated posts of square arranging prefabricated post stirrup 15 is last to be set up the prefabricated post lacing wire 16 that is the well shape and lays.
Further, in this embodiment, the one end that prefabricated post 17 cover was equipped with vertical steel sleeve 1 is provided with first pressure muscle 10, first pressure muscle 10 one end overlap joint in vertical steel sleeve 1 outer wall, its other end rigid coupling have first connecting piece 2, vertical atress reinforcing bar 14 is located in the prefabricated post length in the vertical steel sleeve 1 is the half of vertical steel sleeve 1 height.
Further, in this embodiment, precast beam 20 includes second framework of steel reinforcement 26, second framework of steel reinforcement 26 is including being horizontal atress reinforcing bar 18 in the four precast beams of square arrangement, it has precast beam stirrup 19 to be horizontal equipartition along the periphery of horizontal atress reinforcing bar 18 in the four precast beams of square arrangement.
Further, in this embodiment, second framework 26 both ends are provided with second ribbing 11 in precast beam 20, second ribbing 11 one end overlap joint in precast beam stirrup 19, its other end rigid coupling has first connecting piece 2, and horizontal atress reinforcing bar 18 in the precast beam is had to first connecting piece 2 rigid coupling simultaneously to the transmission internal force.
Further, in this embodiment, the cross section of the rib plate 3 is rectangular, two first through holes 5 are respectively formed in the rib plate 3, the first through holes 5 in the two parallel rib plates 3 correspond to each other and are arranged in parallel, four second through holes 24 are formed in the third steel plate 8, the second through holes 24 are arranged in pairs in parallel, the second through holes 24 in the two parallel third steel plates 8 correspond to each other and are arranged in parallel, and the thickness of the third steel plate is determined by calculating the shear force transmitted between the connected beams and columns.
Further, in this embodiment, the first through hole 5 and the second through hole 24 are both screw holes, the third connecting member 27 is a bolt 12, two ends of the bolt 12 are screwed with nuts, and the bolt 12 is a high-strength bolt; the length of the bolt 12 is specifically the thickness of the third steel plate 8 plus twice the thickness of the strip rib plate 3 plus twice the thickness of the nut 13.
The utility model provides a pair of take assembly type concrete beam column connection structure's of shear key assembly method contains following concrete step:
manufacturing the prefabricated column: manufacturing a first steel bar framework, wherein longitudinal stress steel bars 14 in four prefabricated columns are arranged in a square shape, vertical steel bar sleeves 1 are inserted into the upper ends of the longitudinal stress steel bars 14 in the four prefabricated columns, prefabricated column stirrups 15 are uniformly distributed on the peripheries of the longitudinal stress steel bars 14 in the four prefabricated columns arranged in the square shape along the vertical direction, and prefabricated column pull bars 16 distributed in a well shape are erected on each prefabricated column stirrup 15; installing the first connecting piece, arranging a first press rib 10 at one end of a prefabricated column 17, which is sleeved with a vertical steel bar sleeve 1, wherein one end of the first press rib 10 is lapped on the outer wall of the vertical steel bar sleeve 1, and the other end of the first press rib is fixedly connected with the first connecting piece 2, specifically, the first press rib 10 is placed on prefabricated column stirrups 15 adjacent to the upper part and the lower part of the first steel bar framework 25, is bound and formed with longitudinal stress steel bars 14 in the prefabricated column and the prefabricated column stirrups 15 adjacent to the upper part and the lower part, and then the first connecting piece 2 and the first press rib 10 are welded and formed; and pouring concrete, namely supporting a template outside the first steel reinforcement framework 25, pouring the concrete to the outer side surface fixedly connected with the first connecting piece 2, and removing the template after the concrete is solidified to finish the manufacturing of the prefabricated column 17.
Manufacturing a precast beam: manufacturing a second steel bar framework, wherein the transverse stressed steel bars 18 in the four prefabricated beams are arranged in a square shape, and prefabricated beam stirrups 19 are uniformly distributed on the peripheries of the transverse stressed steel bars 18 in the four prefabricated beams arranged in the square shape along the transverse direction; installing the first connecting piece, arranging second press ribs 11 at two ends of the precast beam 20, wherein one end of each second press rib 11 is lapped on the precast beam stirrup 19, the other end of each second press rib is fixedly connected with the first connecting piece 2, the first connecting piece 2 is fixedly connected with the transverse stressed steel bar 19 in the precast beam, specifically, the second press ribs 11 are embedded in the second steel bar framework 26 and are welded with the precast beam stirrup 19 for forming, and then the first connecting piece 2 and the second press ribs 11 are welded for forming; and pouring concrete, supporting a template outside the second steel reinforcement framework 26, pouring the concrete to the outer side surface fixedly connected with the first connecting piece 2, and removing the template after the concrete is solidified to finish the manufacturing of the precast beam 20.
Assembling the column and the precast beam: hoisting the precast columns and the precast beams, arranging a vertical support piece 21 at a pre-installation position, hoisting the two precast columns 17 and the precast beams 20 in place, and enabling the precast beams 20 to be located between the two precast columns 17 and to be lapped on the vertical supports; during hoisting, the circle center of the first through hole 5 of the first connecting piece 2 on the precast column 17 and the circle center of the first through hole 5 of the first connecting piece 2 on the precast beam 20 are kept on a straight line; installing a second connecting piece, and correspondingly inserting a second connecting piece 6 between the two first connecting pieces 2 correspondingly arranged between the precast column 17 and the precast beam 20, namely, the third steel plate 8 of the second connecting piece 6 is embedded in the slot of the first connecting piece 2, the first through holes 5 and the second through holes 24 are in one-to-one correspondence, and third connecting pieces 27 are inserted in the first through holes 5 and the second through holes 24, so as to complete the dry connection between the precast column 17 and the precast beam 20; and pouring grouting material, supporting the template outside the connecting end of the first connecting piece 2 and the second connecting piece 6, pouring the grouting material to form a grouting section 22, and removing the template and the vertical support after the grouting material reaches the expected strength to obtain the final assembly type concrete beam column slurry anchor connecting structure.
The utility model relates to a take assembled concrete beam column thick liquid anchor connection structure's of shear key biography power mechanism does: shearing force generated by the self weight of the precast beam 20 at the beam end is transmitted to the first connecting piece 2 through the ribbed steel plate pre-embedded in the precast beam 20, and the force received by the first connecting piece 2 is transmitted to the ribbed steel plate in the precast column 17 and then transmitted to the precast column 17; tensile stress generated by the beam-end bending moment of the precast beam 20 is transmitted to the precast column 17 through an upper rib plate of the pre-embedded ribbed steel plate and post-pouring slurry; the tensile stress generated by the beam-end bending moment of the precast beam 20 is transmitted to the precast column 17 through the lower rib plate of the pre-embedded ribbed steel plate and the post-pouring slurry; meanwhile, the embedded ribbed steel plate and the shear-resistant steel plate arranged on the second connecting piece 6 not only contribute to the transmission of shear force and increase a force transmission path, but also can improve the bearing capacity of a component node and enhance the integrity of the structure.
A large number of experiments prove that the integrity of the pure dry type connected node is poor, the purposes of 'strong node and weak component' cannot be achieved, field grouting is performed, the integrity of the structure is further enhanced on the basis of the addition of the original shear key, the structure is more stable in stress, more reliable in force transmission and better in anti-seismic performance. In addition, the grouting area is small, the high-strength grouting material is high in strength, the time for achieving the expected strength is short, the time required by site construction on a construction site is greatly shortened, and the construction speed can be greatly improved.
The utility model discloses the part that the preparation required precision is high, including prefabricated post 17, precast beam 20, first ribbing 10, second ribbing 11, first connecting piece 2, second connecting piece 6, all accomplish in the mill. The degree of difficulty requirement of on-the-spot assembly is not high, constructor's learning cost can be saved, the efficiency of construction is greatly improved, through with first connecting piece 2 and first ribbing 10, the welding of second ribbing 11, first ribbing 10 and first framework of steel reinforcement 25, the welding of second ribbing 11 and first framework of steel reinforcement 25, connect with second connecting piece 6 between the first connecting piece 2, carry out the secondary grout after 12 anchor with high strength bolt, and all be equipped with the steel sheet that shears on first connecting piece 2 and the second connecting piece 6, further accomplish the transmission of shear force, it is more reliable than single dependence welding seam biography power structure. The prefabricated concrete structure has the advantages of meeting the requirements of energy-saving, environment-friendly, economic and safe green building development and the like, and has better engineering application prospect.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be covered by the claims.
Claims (10)
1. The utility model provides a take assembled concrete beam column thick liquid anchor connection structure of shear key which characterized in that includes: the prefabricated beam is provided with prefabricated columns on two sides respectively, first connecting pieces are arranged on the end faces of one sides, facing each other, of the prefabricated beam and the prefabricated columns respectively, and a second connecting piece is arranged between the two oppositely-arranged first connecting pieces so as to connect the two first connecting pieces into a whole to form a prefabricated beam-prefabricated column connecting structure;
the first connecting piece comprises a first steel plate which is vertically arranged, two strip-shaped rib plates are respectively arranged in parallel at the upper part and the lower part of the near-end face at one side of the first steel plate, slots are formed between the two strip-shaped rib plates and the first steel plate, a first shear-resistant steel plate is respectively arranged on the side wall of the first steel plate between the two slots, and first through holes are formed in the strip-shaped rib plates;
the second connecting piece comprises a second steel plate which is vertically arranged, the end faces of the upper end and the lower end of the second steel plate are respectively provided with a third steel plate which is transversely arranged to form an I-shaped structure, the side wall of the second steel plate between the two third steel plates is respectively provided with a second shear resistant steel plate, and the third steel plate is provided with a second through hole;
the third steel plate of the second connecting piece is embedded in the slot of the first connecting piece, the first through holes and the second through holes correspond to each other one by one, and the third connecting piece is inserted in the first through holes and the second through holes.
2. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 1, wherein: prefabricated post includes first framework of steel reinforcement, first framework of steel reinforcement is including being the vertical atress reinforcing bar in four prefabricated posts of square arranging, four vertical atress reinforcing bar one end tip is equipped with vertical steel sleeve respectively the periphery has prefabricated post stirrup, every along vertical equipartition in four prefabricated posts that are square arranging prefabricated post stirrup of steel reinforcement has been set up on the prefabricated post stirrup and is the prefabricated post lacing wire that the well-shaped was laid.
3. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 2, wherein: prefabricated column cover is equipped with vertical steel bar sleeve's one end and is provided with first ribbing, first ribbing one end overlap joint in vertical steel bar sleeve outer wall, its other end rigid coupling has first connecting piece.
4. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 1, wherein: the precast beam includes second framework of steel reinforcement, the second framework of steel reinforcement is including being the horizontal atress reinforcing bar in four precast beams of square arranging, it has the precast beam stirrup to be the horizontal equipartition along the periphery of horizontal atress reinforcing bar in four precast beams of square arranging.
5. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 4, wherein: second ribbing is provided with at second framework of steel reinforcement both ends in the precast beam, second ribbing one end overlap joint in precast beam stirrup, its other end rigid coupling has first connecting piece, the horizontal reinforcing bar in the precast beam of the also rigid coupling of first connecting piece simultaneously.
6. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 1, wherein: the strip-shaped rib plates are respectively provided with two first through holes which are arranged side by side, the third steel plate is provided with four second through holes, and the second through holes are arranged side by side in pairs.
7. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 2, wherein: the length of the longitudinal stressed steel bar in the prefabricated column, which is positioned in the vertical steel bar sleeve, is half of the height of the vertical steel bar sleeve of the prefabricated column.
8. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 1, wherein: the width and height of the first steel plate are 20-30mm smaller than those of the cross section of the precast beam.
9. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 1, wherein: the first through hole and the second through hole are both screw holes, and the third connecting piece is a bolt.
10. The fabricated concrete beam column grout anchor connection structure with shear keys according to claim 9, wherein: the bolt is high-strength, and the length of the bolt rod is the thickness of the third steel plate plus twice the thickness of the strip-shaped rib plate plus twice the thickness of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223965.9U CN214833415U (en) | 2021-06-04 | 2021-06-04 | Take shear key's assembled concrete beam column thick liquid anchor connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223965.9U CN214833415U (en) | 2021-06-04 | 2021-06-04 | Take shear key's assembled concrete beam column thick liquid anchor connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214833415U true CN214833415U (en) | 2021-11-23 |
Family
ID=78800184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121223965.9U Active CN214833415U (en) | 2021-06-04 | 2021-06-04 | Take shear key's assembled concrete beam column thick liquid anchor connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214833415U (en) |
-
2021
- 2021-06-04 CN CN202121223965.9U patent/CN214833415U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106894523B (en) | Connecting joint of rectangular steel pipe concrete column and steel reinforced concrete beam | |
| CN203452204U (en) | Connecting node of prefabricated hollow steel-reinforced concrete column and steel girder | |
| CN102086677A (en) | Prefabricated reinforced concrete beam and connection joint of reinforced concrete column and beam | |
| CN106567458B (en) | Assembled steel-is mixed to combine Beam-post Frame Structure system | |
| CN209323367U (en) | Steel reinforced concrete composite beam bridge panel assembly seam construction based on early strong high performance concrete | |
| CN206941858U (en) | Band is encorbelmented the structure of attached prestressing force assembled power consumption frame strengthening outside plate framework | |
| CN108643602B (en) | Outsourcing anchor steel reinforced structure suitable for concrete beam column node | |
| CN214833415U (en) | Take shear key's assembled concrete beam column thick liquid anchor connection structure | |
| CN203440993U (en) | Connection joint of prefabricated reinforced concrete beam | |
| CN212715350U (en) | Section steel concrete beam column structure | |
| CN210238768U (en) | Prefabricated assembled concrete rectangular beam column connected node | |
| CN103437493A (en) | Connecting node of prefabricated reinforced concrete beam and construction method of connecting node | |
| CN110130485B (en) | Prefabricated assembly type beam column node with toothed plates and assembly method thereof | |
| CN111851737A (en) | Assembled concrete frame beam column trunk type connecting joint | |
| CN112609831A (en) | Steel pipe constraint section steel recycled concrete column-beam assembled node and installation method | |
| CN113136948A (en) | Assembly type concrete beam column slurry anchor connecting structure with shear keys and assembling method | |
| CN216276141U (en) | Take muscle assembled concrete beam column thick liquid anchor connection structure | |
| CN112012105A (en) | Tooth block pull rod combined cable tower anchoring structure of cable-stayed bridge | |
| CN206859464U (en) | The attachment means of fabricated shear wall horizontal joint | |
| CN212984191U (en) | Shaped steel post structure | |
| CN212317149U (en) | Assembled concrete frame beam column trunk type connecting joint | |
| CN217268038U (en) | Assembled beam column node structure | |
| CN216195649U (en) | Assembled composite wall perps connection structure based on H shaped steel | |
| CN210562653U (en) | Assembled structure connecting piece | |
| CN214302556U (en) | Novel steel pipe concrete beam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |