CN215670141U - Connecting device for latticed column with chute and supporting beam - Google Patents
Connecting device for latticed column with chute and supporting beam Download PDFInfo
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- CN215670141U CN215670141U CN202121718937.4U CN202121718937U CN215670141U CN 215670141 U CN215670141 U CN 215670141U CN 202121718937 U CN202121718937 U CN 202121718937U CN 215670141 U CN215670141 U CN 215670141U
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- longitudinal rib
- sleeve
- chute
- column
- connecting piece
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Abstract
The utility model discloses a connecting device for a latticed column with a chute and a supporting beam, which comprises a sleeve (1) and a longitudinal rib connecting piece (2); the outer diameter of the sleeve (1) is smaller than the inner diameter of the cavity of the lattice column (3), and the sleeve (1) is arranged in the lattice column (3) and sleeved outside the chute; the longitudinal rib connecting pieces (2) are fixed on the outer wall of the sleeve (1) at intervals, and the end parts of the cut longitudinal ribs (4) are parallelly lapped on the longitudinal rib connecting pieces (2), so that the cut longitudinal ribs (4) are fixed in the cavities of the lattice columns (3). The utility model can lap-joint the cut longitudinal ribs and the additional longitudinal ribs through the longitudinal rib connecting piece, and improves the structural strength of the connecting node of the tube lattice column and the supporting beam.
Description
Technical Field
The utility model relates to a connecting device for beam column joints, in particular to a connecting device for a latticed column with a chute and a supporting beam.
Background
In building construction, it is common to erect a chute by using a cavity inside a lattice column for pouring concrete of an underground structure. However, since the chute is provided in the lattice column, the support beam longitudinal rib is obstructed by the chute and cannot penetrate when penetrating through the lattice column, and the support beam longitudinal rib obstructed by the chute is usually cut off. In order to avoid the reduction of the structural strength of the supporting beam caused by the truncation of the longitudinal ribs, the conventional method of the joint of the lattice column and the supporting beam is a single-side or double-side axillary adding method, namely, the axillary longitudinal ribs are arranged on the outer sides of the longitudinal ribs, the axillary longitudinal ribs cross over the lattice column and are pulled and connected between the truncated longitudinal ribs and the non-truncated longitudinal ribs, and the stirrups in the overlapping range of the additional longitudinal ribs are simultaneously encrypted. The armpit adding method can increase the using amount of steel bars, the construction cost is improved, the armpit adding construction requirement is strict, and the construction operation is difficult.
Disclosure of Invention
The utility model aims to provide a connecting device for a latticed column with a chute and a supporting beam, which can lap joint the cut longitudinal ribs and additional longitudinal ribs through a longitudinal rib connecting piece and improve the structural strength of a connecting node of the latticed column with the supporting beam.
The utility model is realized by the following steps:
a connecting device for a latticed column with a chute and a supporting beam comprises a sleeve and a longitudinal rib connecting piece; the outer diameter of the sleeve is smaller than the inner diameter of the cavity of the lattice column, and the sleeve is arranged in the lattice column and sleeved outside the chute; the longitudinal rib connecting pieces are fixed on the outer wall of the sleeve at intervals, and the end parts of the cut longitudinal ribs are in parallel lap joint on the longitudinal rib connecting pieces, so that the cut longitudinal ribs are fixed in the cavities of the lattice columns.
The longitudinal rib connecting pieces are arranged at intervals along the circumferential direction of the sleeve and are arranged at intervals along the height direction of the sleeve.
The longitudinal rib connecting pieces extend to the outer part of the lattice column, a plurality of additional longitudinal ribs are arranged in the supporting beam and positioned outside the lattice column, and the additional longitudinal ribs can be lapped on the longitudinal rib connecting pieces.
The length of the additional longitudinal rib is not less than 80d, and the middle point of the additional longitudinal rib is vertically lapped on the longitudinal rib connecting piece.
The number of the additional longitudinal ribs is consistent with that of the cut longitudinal ribs, and the additional longitudinal ribs are symmetrically distributed on two sides of the lattice column.
The two ends of the longitudinal rib connecting piece are bent to form a C-shaped structure, the middle part of the longitudinal rib connecting piece is fixed on the outer wall of the sleeve, and the cut longitudinal ribs or the additional longitudinal ribs are lapped on the bent sections of the longitudinal rib connecting piece.
The length of the bent section of the longitudinal rib connecting piece is not less than 250 mm.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model can lap joint the cut longitudinal ribs inside the lattice column and the additional longitudinal ribs outside the lattice column through the longitudinal rib connecting piece, not only effectively improves the structural strength of the connecting node of the pipe lattice column and the supporting beam, but also does not need to adopt single-side or double-side haunching construction, reduces the using amount of reinforcing steel bars, reduces the construction cost and the construction difficulty, and is beneficial to improving the construction efficiency and the using quality.
2. The utility model is made of materials such as reinforcing steel bars, steel pipes and the like, is easy to obtain materials and manufacture, is convenient and quick to connect, does not influence the construction of the lattice column and the supporting beam, does not influence the concrete pouring of the chute, and is particularly suitable for the node reinforcing construction of the lattice column and the supporting beam for erecting the chute in the cavity.
Drawings
FIG. 1 is a top view of the connecting device for a latticed column with a chute of the present invention with a support beam;
fig. 2 is a sectional view a-a of fig. 1.
In the figure, 1 sleeve, 2 longitudinal rib connectors, 3 latticed columns, 4 truncated longitudinal ribs and 5 additional longitudinal ribs.
Detailed Description
The utility model is further described with reference to the following figures and specific examples.
Referring to fig. 1 and 2, a connecting device for a latticed column with a chute and a supporting beam comprises a sleeve 1 and a longitudinal rib connecting piece 2; the outer diameter of the sleeve 1 is smaller than the inner diameter of the cavity of the lattice column 3, and the sleeve 1 is arranged in the lattice column 3 and sleeved outside the chute; the longitudinal rib connecting pieces 2 are fixed on the outer wall of the sleeve 1 at intervals, and the end parts of the cut longitudinal ribs 4 are in parallel lap joint on the longitudinal rib connecting pieces 2, so that the cut longitudinal ribs 4 are fixed in the cavities of the lattice columns 3. The end part of the longitudinal rib 4 which is cut off is fixed through the longitudinal rib connecting piece 2, and the cut-off part of the longitudinal rib is drawn through the sleeve 1 and the longitudinal rib connecting piece 2, so that the structural strength of the joint of the lattice column and the supporting beam is improved.
The longitudinal rib connecting pieces 2 are arranged at intervals along the circumferential direction of the sleeve 1 and are arranged at intervals along the height direction of the sleeve 1. According to the arrangement requirement of the longitudinal ribs in the supporting beam, the setting quantity, the setting angle and the setting height, the setting track number and the like of the longitudinal rib connecting pieces 2 can be adjusted.
A plurality of indulge muscle connecting piece 2 and extend to the outside of lattice column 3, set up a plurality of additions in a supporting beam and indulge muscle 5, add and indulge muscle 5 and be located the outside of lattice column 3, make the additional muscle 5 of indulging can the overlap joint indulge on muscle connecting piece 2, further improve the structural strength of lattice column 3 and a supporting beam connected node department through the setting of a plurality of additions muscle 5 of indulging.
The length of the additional longitudinal rib 5 is not less than 80d, the middle point of the additional longitudinal rib 5 is vertically lapped on the longitudinal rib connecting piece 2, namely the length of the additional longitudinal rib 5 is 80 times of the diameter of the additional longitudinal rib 5, and the length of two sides of the lapping point is 40 d.
The quantity of the additional longitudinal ribs 5 is consistent with the quantity of the truncated longitudinal ribs 4, and the additional longitudinal ribs 5 are symmetrically distributed on two sides of the lattice column 3, so that the structural stability of the supporting beam and the structural strength of the beam column joint are ensured, and the two sides of the supporting beam are uniformly stressed.
The two ends of the longitudinal rib connecting piece 2 are bent to form a C-shaped structure, the middle part of the longitudinal rib connecting piece 2 is fixed on the outer wall of the sleeve 1, and the cut longitudinal rib 4 or the additional longitudinal rib 5 is lapped on the bent section of the longitudinal rib connecting piece 2. The bending section of the longitudinal rib connecting piece 2 is conveniently lapped with the cut longitudinal rib 4, the lapping can be carried out in a full welding mode and the like, and the strength of the lapping position is high; the interlude of indulging muscle connecting piece 2 is convenient and the welding of sleeve pipe 1, can adopt mode welding such as full weld, and hookup location department intensity is high, has ensured the structural stability of the whole connected node department of lattice column 3 and stay tube.
The length of the bent section of the longitudinal rib connecting piece 2 is not less than 250mm, the lap joint length is longer, and the lap joint reliability is high.
Preferably, the casing 1 is a steel pipe with a height of 1000mm, a diameter of 300mm and a wall thickness of 10mm, and the size of the casing 1 can be adjusted according to the size of the cavity of the lattice column 3 and the size of the chute arranged inside the cavity.
Preferably, the longitudinal rib connecting piece 2 can be formed by bending a steel bar with the diameter of 16mm, and the longitudinal rib connecting piece 2 is welded and fixed on the outer wall of the sleeve 1. The number and the arrangement position of the longitudinal rib connecting pieces 2 can be adjusted according to actual needs, for example: every 90 degrees at intervals set up one and indulge muscle connecting piece 2 along sleeve pipe 1's circumference, set up twice along sleeve pipe 1's length direction interval and indulge muscle connecting piece 2.
The using method of the utility model is as follows:
the sleeve 1 is placed in the cavity of the lattice column 3 in advance, in order to avoid interference with the elephant trunk, the sleeve 1 can be sleeved outside the elephant trunk, the sleeve 1 can be matched with the size of the elephant trunk to prevent falling off, and the sleeve 1 and the lattice column 3 can be fixed relatively in other modes. Four longitudinal rib connecting pieces 2 are circumferentially and uniformly distributed on the outer wall of the sleeve 1, and two longitudinal rib connecting pieces 2 are arranged at intervals along the length direction of the sleeve 1. The bending section of the longitudinal rib connecting piece 2 is 250mm long, and the middle part of the longitudinal rib connecting piece 2 is 200mm long and is welded and fixed with the sleeve 1. The longitudinal ribs blocked by the chute are cut off when the supporting beam penetrates through the lattice column 3, and the cut longitudinal ribs 4 are parallelly lapped on the longitudinal rib connecting piece 2. The additional longitudinal ribs 5 are arranged in the supporting beam, the number of the additional longitudinal ribs 5 is consistent with that of the cut longitudinal ribs 4, the additional longitudinal ribs 5 are positioned outside the lattice column 3 and symmetrically distributed on two sides of the lattice column 3, the length of the additional longitudinal ribs 5 is 80d, and the middle points of the additional longitudinal ribs 5 are vertically lapped on the longitudinal rib connecting piece 2.
The present invention is not limited to the above embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A connecting device for a latticed column with a chute and a supporting beam is characterized in that: comprises a sleeve (1) and a longitudinal bar connecting piece (2); the outer diameter of the sleeve (1) is smaller than the inner diameter of the cavity of the lattice column (3), and the sleeve (1) is arranged in the lattice column (3) and sleeved outside the chute; the longitudinal rib connecting pieces (2) are fixed on the outer wall of the sleeve (1) at intervals, and the end parts of the cut longitudinal ribs (4) are parallelly lapped on the longitudinal rib connecting pieces (2), so that the cut longitudinal ribs (4) are fixed in the cavities of the lattice columns (3).
2. The device for connecting a latticed column with a chute as claimed in claim 1, characterized in that: the longitudinal rib connecting pieces (2) are arranged at intervals along the circumferential direction of the sleeve (1) and are arranged at intervals along the height direction of the sleeve (1).
3. The device for connecting a latticed column with a chute as claimed in claim 1, characterized in that: a plurality of indulge muscle connecting piece (2) and extend to the outside of lattice column (3), set up a plurality of additional muscle (5) of indulging in a supporting beam, add and indulge muscle (5) and be located the outside of lattice column (3), make the additional muscle (5) of indulging can the overlap joint on indulging muscle connecting piece (2).
4. The device for connecting a latticed column with a chute as claimed in claim 3, characterized in that: the length of the additional longitudinal rib (5) is not less than 80d, and the midpoint of the additional longitudinal rib (5) is vertically lapped on the longitudinal rib connecting piece (2).
5. The device for connecting a latticed column with a chute as claimed in claim 3, characterized in that: the number of the additional longitudinal ribs (5) is consistent with that of the cut longitudinal ribs (4), and the additional longitudinal ribs (5) are symmetrically distributed on two sides of the lattice column (3).
6. The device for connecting a latticed column with a chute as claimed in claim 3, characterized in that: the two ends of the longitudinal rib connecting piece (2) are bent to form a C-shaped structure, the middle of the longitudinal rib connecting piece (2) is fixed on the outer wall of the sleeve (1), and the cut longitudinal rib (4) or the additional longitudinal rib (5) is lapped on the bending section of the longitudinal rib connecting piece (2).
7. The device for connecting a latticed column with a chute as claimed in claim 6, characterized in that: the length of the bent section of the longitudinal rib connecting piece (2) is not less than 250 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121718937.4U CN215670141U (en) | 2021-07-27 | 2021-07-27 | Connecting device for latticed column with chute and supporting beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121718937.4U CN215670141U (en) | 2021-07-27 | 2021-07-27 | Connecting device for latticed column with chute and supporting beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215670141U true CN215670141U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121718937.4U Active CN215670141U (en) | 2021-07-27 | 2021-07-27 | Connecting device for latticed column with chute and supporting beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215670141U (en) |
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2021
- 2021-07-27 CN CN202121718937.4U patent/CN215670141U/en active Active
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