CN217840304U - Support-free PC assembled L-shaped column connecting unit - Google Patents
Support-free PC assembled L-shaped column connecting unit Download PDFInfo
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- CN217840304U CN217840304U CN202221943032.1U CN202221943032U CN217840304U CN 217840304 U CN217840304 U CN 217840304U CN 202221943032 U CN202221943032 U CN 202221943032U CN 217840304 U CN217840304 U CN 217840304U
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Abstract
The utility model provides a exempt from to support PC assembled L type post linkage unit relates to building technical field, has solved the technical problem that does not have the installation of L type precast concrete beam column among the prior art. The device comprises an L-shaped column structure, wherein the cross section of the L-shaped column structure is L-shaped; the L-shaped column structure comprises an L-shaped column, a column head connecting piece, a top column head shearing resistant piece and a bottom column head shearing resistant piece, wherein the column head connecting piece is fixedly connected with the bottom of the L-shaped column, the top column head shearing resistant piece is fixedly connected with the top of the L-shaped column, and the bottom column head shearing resistant piece is fixedly connected with the bottom of the L-shaped column; the column head connecting piece on one L-shaped column structure can be in threaded connection with a first threaded rod on the top of the other L-shaped column structure, the top column head shearing-resistant piece on one L-shaped column structure can be in threaded connection with a second threaded rod on the bottom of the other L-shaped column structure, and the bottom column head shearing-resistant piece on one L-shaped column structure can be in threaded connection with a third threaded rod on the top of the other L-shaped column structure.
Description
Technical Field
The utility model belongs to the technical field of the building technique and specifically relates to an exempt from to support PC assembled L type post linkage unit.
Background
In the current specification of a national building standard design drawing set C310-1 prefabricated concrete structure connecting node structure, prefabricated concrete beams and columns are square, L-shaped cannot be achieved, a large number of scaffolds are required for supporting the prefabricated concrete beams and columns, grouting sleeves are used for connecting the prefabricated concrete beams and columns, high production precision and construction precision are required, the situation that hole positions cannot be aligned on site frequently occurs, wet action exists, the connecting strength cannot be reflected visually, and the construction quality cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a exempt from to support PC assembled L type column linkage unit to there is not the technical problem of the installation of L type precast concrete beam post among the solution prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a free-standing PC assembled L-shaped column connecting unit, which comprises L-shaped column structures, wherein the cross sections of the L-shaped column structures are L-shaped, and the top of one L-shaped column structure can be in threaded connection with the bottom of the other L-shaped column structure;
the L-shaped column structure comprises an L-shaped column, a column head connecting piece, a top column head anti-shearing piece and a bottom column head anti-shearing piece, wherein the column head connecting piece is positioned at the diagonal position of the bottom of the L-shaped column and is fixedly connected with the bottom of the L-shaped column;
the post head connector on one of the L-shaped post structures is threadably connectable to a first threaded rod on the top of the other L-shaped post structure, the top post head shear on one of the L-shaped post structures is threadably connectable to a second threaded rod on the bottom of the other L-shaped post structure, and the bottom post head shear on one of the L-shaped post structures is threadably connectable to a third threaded rod on the top of the other L-shaped post structure.
Optionally, the L-shaped pillar structure further includes a lifting ring positioning member, the lifting ring positioning member is fixedly connected to the L-shaped pillar, and an end of the lifting ring positioning member extends out of a top of the L-shaped pillar;
the lifting ring positioning piece can be connected with a hook on the lifting mechanism, or the end part of the lifting ring positioning piece can extend into the column head connecting piece.
Optionally, the lifting ring positioning member comprises a cross plate and a first shear rod, the cross plate is fixedly connected with the first shear rod, a part of the cross plate and the first shear rod are both positioned in the L-shaped column and fixed through concrete pouring, and the other part of the cross plate extends out of the top of the L-shaped column;
the cross plate is provided with a hook hole, and the free end of the first shear rod is of a bending structure.
Optionally, the column head connector includes a fixing portion, a connecting portion and a second shear bar, the fixing portion and the second shear bar are both located on the same side of the connecting portion, and the fixing portion and the second shear bar are both fixedly connected to the connecting portion, the fixing portion and the second shear bar are both located in the L-shaped column and fixed through concrete pouring, the connecting portion is attached to a diagonal of the bottom of the L-shaped column, and the connecting portion can be in threaded connection with the first threaded rod.
Optionally, a through hole is arranged in the middle of the connecting part.
Optionally, the top column head shear resistant member includes a support portion, a connecting plate and a third shear resistant rod, the third shear resistant rod is fixedly connected to the support portion, the number of the third shear resistant rod and the support portion is two, the connecting plate is located between the two support portions, the two support portions are fixedly connected through the connecting plate, the connecting ends of the two third shear resistant rods are fixedly connected through the connecting plate, a part of the connecting plate and the third shear resistant rod are both located in the L-shaped column and fixed through concrete pouring, the support portion is attached to the top of the L-shaped column, and the support portion can be in threaded connection with the second threaded rod.
Optionally, the top stud shear and the bottom stud shear are structurally identical.
Optionally, a positioning closed part is arranged at the top of each L-shaped column, a positioning flared part is arranged at the bottom of each L-shaped column, the top column head shear resistant part is located in the positioning closed part, the positioning closed part of one L-shaped column can extend into the positioning flared part of the other L-shaped column, and the positioning closed part and the positioning flared part can be in mortise-tenon joint.
Optionally, a positioning groove is arranged in the middle of the positioning closed part, and the top column head shear resistant piece is located in the positioning groove; the middle part of location flaring portion is provided with the holding tank, location closing portion is located in the holding tank.
The utility model provides a pair of exempt from to support PC assembled L type post linkage unit, earlier with the column cap connecting piece, the top column cap piece that shears, the bottom column cap piece that shears, first threaded rod, the tip at L type post is installed to second threaded rod and third threaded rod, and solidify into L type post structure through the concrete, when installing two L type post structures, only need to cooperate and carry out bolted connection with column cap connecting piece and first threaded rod, the top column cap piece that shears carries out bolted connection with the cooperation of second threaded rod, the bottom column cap piece that shears carries out bolted connection with the cooperation of third threaded rod, and then just can accomplish and build, simultaneously in the installation, need not regard as the support with the help of a large amount of scaffolds, the screwed connection industry of dry-type construction has been realized, the technical problem of the installation that does not have L type precast concrete beam post among the prior art is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a structural connection of two L-shaped columns of a support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 2 is a schematic structural view of the other side of the two L-shaped column structural connection of the support-free PC assembled L-shaped column connection unit according to the embodiment of the present invention;
fig. 3 is a schematic structural view of two L-shaped columns structurally connected to each other of the support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an L-shaped column structure of a support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another side of the L-shaped column structure of the support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 6 is a schematic structural view of an L-shaped column of a support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 7 is a schematic structural view of another side surface of the L-shaped column of the support-free PC assembled L-shaped column connection unit according to the embodiment of the present invention;
fig. 8 is a schematic structural diagram of a column head connector of a support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 9 is a schematic structural view of another side of the column head connector of the support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 10 is a schematic structural view of another side of the column head connector of the support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 11 is a schematic structural diagram of a top column head shear resistant member of a support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 12 is a schematic structural view of another side surface of the top column head shear resistant member of the support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
fig. 13 is a schematic structural view of a hanging ring positioning member of the support-free PC assembled L-shaped column connection unit according to an embodiment of the present invention;
in the figure 1, L-shaped column; 11. positioning a closed opening part; 111. positioning a groove; 12. positioning the flared part; 121. accommodating a tank; 2. a post head connector; 21. a fixed part; 22. a connecting portion; 221. a through hole; 222. a top plate; 223. a base plate; 224. a hollow stent; 23. a second shear resistant bar; 3. a top column head shear stop; 31. a support portion; 311. a groove; 32. a connecting plate; 33. a third shear bar; 4. a bottom column head shear member; 5. a first threaded rod; 6. a second threaded rod; 7. a third threaded rod; 8. a hoisting ring positioning member; 81. a cross plate; 811. a hook hole; 82. a first shear bar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of 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.
In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like refer to orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is also to be understood that the terms "mounted", "connected" and "connected", unless expressly specified or limited otherwise, are intended to be interpreted broadly, as meaning either a fixed connection or a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
Example 1:
the utility model provides a support-free PC assembled L-shaped column connecting unit, which comprises an L-shaped column structure, wherein the cross section of the L-shaped column structure can be L-shaped, and the top of one L-shaped column structure can be in threaded connection with the bottom of the other L-shaped column structure;
the L-shaped column structure comprises an L-shaped column 1, a column head connecting piece 2, a top column head anti-shearing piece 3 and a bottom column head anti-shearing piece 4, wherein the column head connecting piece 2 is positioned at the diagonal position of the bottom of the L-shaped column 1, the column head connecting piece 2 is fixedly connected with the bottom of the L-shaped column 1, the top column head anti-shearing piece 3 is fixedly connected with the top of the L-shaped column 1, and the bottom column head anti-shearing piece 4 is fixedly connected with the bottom of the L-shaped column 1;
the column head connector 2 on one L-shaped column structure can be in threaded connection with the first threaded rod 5 on the top of the other L-shaped column structure, the top column head shear-resistant part 3 on one L-shaped column structure can be in threaded connection with the second threaded rod 6 on the bottom of the other L-shaped column structure, and the bottom column head shear-resistant part 4 on one L-shaped column structure can be in threaded connection with the third threaded rod 7 on the top of the other L-shaped column structure. The utility model provides a pair of exempt from to support PC assembled L type column linkage unit, earlier with column cap connecting piece 2, top column cap shearing piece 3, bottom column cap shearing piece 4, first threaded rod 5, the tip at L type post 1 is installed to second threaded rod 6 and third threaded rod 7, and solidify into L type post structure through the concrete, when installing two L type post structures, only need to cooperate and carry out bolted connection with column cap connecting piece 2 and first threaded rod 5, top column cap shearing piece 3 cooperates and carries out bolted connection with second threaded rod 6, bottom column cap shearing piece 4 cooperates and carries out bolted connection with third threaded rod 7, and then just can accomplish and build, simultaneously in the installation, need not regard as the support with the help of a large amount of scaffolds, the screwed connection industry of dry construction has been realized, the technical problem of the installation that does not have L type precast beam post among the prior art has been solved.
Example 2:
as an optional implementation manner, the L-shaped column structure further includes a lifting ring positioning member 8, the lifting ring positioning member 8 is fixedly connected with the L-shaped column 1, and an end of the lifting ring positioning member 8 extends out of the top of the L-shaped column 1;
As an alternative embodiment, the lifting ring positioning member 8 comprises a cross plate 81 and a first shear bar 82, the cross plate 81 and the first shear bar 82 are fixedly connected, a part of the cross plate 81 and the first shear bar 82 are both positioned in the L-shaped column 1 and fixed by concrete pouring, the cross plate 81 is positioned at the opposite angle of the top, and another part of the cross plate 81 extends out of the top of the L-shaped column 1 so as to be capable of extending into the column head connecting member 2;
the cross plate 81 is provided with a hook hole 811, the rope can be connected to the hook by passing through the hook hole 811, and the free end of the first shear bar 82 has a bent structure.
Example 3:
as an alternative embodiment, the stud connector 2 includes a fixing portion 21, a connecting portion 22 and a second shear bar 23, the fixing portion 21 and the second shear bar 23 are both located on the same side of the connecting portion 22, the fixing portion 21 and the second shear bar 23 are both fixedly connected to the connecting portion 22, the fixing portion 21 and the second shear bar 23 are both located in the L-shaped column 1 and are fixed by concrete pouring, the connecting portion 22 is attached to a diagonal corner of the bottom of the L-shaped column 1, and the connecting portion 22 can be in threaded connection with the first threaded rod 5. The fixing part 21 may be a square structure, the number of the second shear rods 23 may be four, and four second shear rods 23 surround the fixing part 21; the connecting portion 22 includes a top plate 222, a bottom plate 223 and a hollow support 224, the top plate 222 and the bottom plate 223 are respectively and fixedly connected to two ends of the hollow support 224, the other end face of the top plate 222 can be fixedly connected to the fixing portion 21 and the second shear resistant rod 23, connecting holes are formed in the top plate 222 and the bottom plate 223, the connecting holes in the top plate 222 can be connected to steel bars in the L-shaped columns 1 in a welded mode, and the connecting holes in the bottom plate 223 can be connected to the first threaded rods 5 on the other L-shaped columns 1 in a threaded mode.
As an alternative embodiment, the middle of the connection part 22 is provided with a through hole 221, and the cross plate 81 may protrude into the through hole 221.
Example 4:
as an alternative embodiment, the top column head shear 3 includes a support portion 31, a connecting plate 32 and a third shear bar 33, the third shear bar 33 is fixedly connected with the support portion 31, the number of the third shear bars 33 is two than that of the support portions 31, the connecting plate 32 is located between the two support portions 31, the two support portions 31 are fixedly connected through the connecting plate 32, the connecting ends of the two third shear bars 33 are fixedly connected through the connecting plate 32, a portion of the connecting plate 32 and the third shear bars 33 are both located in the L-shaped column 1 and are fixed through concrete pouring, the support portion 31 is attached to the top of the L-shaped column 1, the support portion 31 can be in threaded connection with the second threaded rod 6, mounting holes are provided at both ends of the support portion 31, the mounting hole at one end of the support portion 31 is fixedly connected with the third shear bar 33, the mounting hole at the other end of the support portion 31 is in threaded connection with the second threaded rod 6, and an inward concave groove 311 is provided on the side wall of the support portion 31.
As an alternative embodiment, the top stud shear 3 and the bottom stud shear 4 are identical in structure. Wherein the support portion 31 on the bottom stud shear 4 is threadedly connected with the third threaded rod 7.
Example 5:
as an alternative embodiment, the top of the L-shaped column 1 is provided with a positioning closed part 11, the bottom of the L-shaped column 1 is provided with a positioning flared part 12, the positioning flared part 12 is located between the bottom column head shear-resistant part 4 and the column head connecting part 2, the positions of the positioning closed part 11 and the positioning flared part 12 correspond, the top column head shear-resistant part 3 is located in the positioning closed part 11, the positioning closed part 11 of one L-shaped column 1 can extend into the positioning flared part 12 of the other L-shaped column 1 and can be in mortise-tenon connection, and the outer part of the positioning closed part 11 can be attached to the inner wall of the positioning flared part 12. An L-shaped column structure is provided with two positioning closed parts 11, two positioning flared parts 12, two bottom column head shearing resistant parts 4 and two top column head shearing resistant parts 3. The positioning closed portion 11 and the positioning flared portion 12 are used for positioning.
As an alternative embodiment, the positioning closed portion 11 is provided with a positioning groove 111 at the middle, and the top column head shear 3 is located in the positioning groove 111; the middle part of the positioning flared part 12 is provided with an accommodating groove 121, the positioning closed part 11 is positioned in the accommodating groove 121, and the inner wall of the accommodating groove 121 can be attached to the outer wall of the positioning closed part 11.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A support-free PC assembled L-shaped column connection unit is characterized by comprising an L-shaped column structure, wherein,
the cross section of each L-shaped column structure is L-shaped, and the top of one L-shaped column structure can be in threaded connection with the bottom of the other L-shaped column structure;
the L-shaped column structure comprises an L-shaped column (1), a column head connecting piece (2), a top column head shearing resistant piece (3) and a bottom column head shearing resistant piece (4), wherein the column head connecting piece (2) is positioned at the diagonal position of the bottom of the L-shaped column (1), the column head connecting piece (2) is fixedly connected with the bottom of the L-shaped column (1), the top column head shearing resistant piece (3) is fixedly connected with the top of the L-shaped column (1), and the bottom column head shearing resistant piece (4) is fixedly connected with the bottom of the L-shaped column (1);
the column head connecting piece (2) on one L-shaped column structure can be in threaded connection with a first threaded rod (5) on the top of the other L-shaped column structure, the top column head shearing-resistant piece (3) on one L-shaped column structure can be in threaded connection with a second threaded rod (6) on the bottom of the other L-shaped column structure, and the bottom column head shearing-resistant piece (4) on one L-shaped column structure can be in threaded connection with a third threaded rod (7) on the top of the other L-shaped column structure.
2. The support-free PC assembled L-shaped column connecting unit according to claim 1, wherein the L-shaped column structure further comprises a lifting ring positioning piece (8), the lifting ring positioning piece (8) is fixedly connected with the L-shaped column (1), and the end part of the lifting ring positioning piece (8) extends out of the top of the L-shaped column (1);
the lifting ring positioning piece (8) can be connected with a hook on the lifting mechanism, or the end part of the lifting ring positioning piece (8) can extend into the column head connecting piece (2).
3. The support-free PC fabricated L-shaped column connection unit as claimed in claim 2, wherein the lifting ring positioning member (8) comprises a cross plate (81) and a first shear bar (82), the cross plate (81) and the first shear bar (82) are fixedly connected, a part of the cross plate (81) and the first shear bar (82) are both located in the L-shaped column (1) and fixed by concrete casting, and another part of the cross plate (81) protrudes out of the top of the L-shaped column (1);
the cross plate (81) is provided with a hook hole (811), and the free end of the first shear rod (82) is of a bent structure.
4. The support-free PC assembled L-pillar connection unit according to claim 1, wherein the stud connector (2) comprises a fixing portion (21), a connecting portion (22) and a second shear bar (23), the fixing portion (21) and the second shear bar (23) are both located on the same side of the connecting portion (22) and the fixing portion (21) and the second shear bar (23) are both fixedly connected to the connecting portion (22), the fixing portion (21) and the second shear bar (23) are both located in the L-pillar (1) and fixed by concrete casting, the connecting portion (22) is attached at a diagonal of the bottom of the L-pillar (1), and the connecting portion (22) is threadably connected to the first threaded rod (5).
5. The support-free PC fabricated L-shaped column connection unit of claim 4, wherein a through hole (221) is provided at a middle portion of the connection portion (22).
6. The support-free PC assembled L-type column connection unit according to claim 1, wherein the top column head shear (3) comprises a support portion (31), a connection plate (32) and a third shear bar (33), the third shear bar (33) is fixedly connected with the support portion (31), the number of the third shear bar (33) and the support portion (31) is two, the connection plate (32) is located between the two support portions (31) and the two support portions (31) are fixedly connected through the connection plate (32), the connection ends of the two third shear bars (33) are fixedly connected through the connection plate (32), a portion of the connection plate (32) and the third shear bar (33) are both located in the L-type column (1) and are fixed through concrete casting, the support portion (31) is attached to the top of the L-type column (1), and the support portion (31) can be threadedly connected with the second threaded rod (6).
7. The support-free PC assembled L-type column connection unit according to claim 1 or 6, wherein the top-column-head shear (3) and the bottom-column-head shear (4) are structurally identical.
8. The support-free PC assembled L-shaped column connection unit according to claim 1, wherein the top of the L-shaped column (1) is provided with a positioning closed part (11), the bottom of the L-shaped column (1) is provided with a positioning flared part (12), the top column head shear (3) is located in the positioning closed part (11), the positioning closed part (11) of one L-shaped column (1) can extend into the positioning flared part (12) of another L-shaped column (1) and the two can be mortise-tenon connected.
9. The support-free PC assembled L-pillar connection unit according to claim 8, wherein the positioning closed part (11) is provided with a positioning groove (111) in the middle, the top-pillar shear (3) being located in the positioning groove (111); the middle part of location flaring portion (12) is provided with holding tank (121), location closing portion (11) are located in holding tank (121).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022211365269 | 2022-05-12 | ||
| CN202221136526 | 2022-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217840304U true CN217840304U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221943032.1U Active CN217840304U (en) | 2022-05-12 | 2022-07-26 | Support-free PC assembled L-shaped column connecting unit |
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| Country | Link |
|---|---|
| CN (1) | CN217840304U (en) |
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2022
- 2022-07-26 CN CN202221943032.1U patent/CN217840304U/en active Active
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