CN209837286U - Three-dimensional prestressing force assembled installs beam column node structure fast - Google Patents
Three-dimensional prestressing force assembled installs beam column node structure fast Download PDFInfo
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- CN209837286U CN209837286U CN201920510653.2U CN201920510653U CN209837286U CN 209837286 U CN209837286 U CN 209837286U CN 201920510653 U CN201920510653 U CN 201920510653U CN 209837286 U CN209837286 U CN 209837286U
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- cell body
- crossbeam
- column
- sleeve
- stand
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Abstract
The utility model discloses a three-dimensional prestressing force assembled installs beam column node structure fast, include: stand sleeve, cell body, split bolt, first pretension bolt and second pretension bolt, be provided with the embedded groove that corresponds with the crossbeam in the cell body, the crossbeam tip extends to in the embedded groove, be provided with the trapezoidal slider of first trapezoidal slider that is located the crossbeam tip and the trapezoidal slider of second with the contact of stand sleeve in the embedded groove, run through cell body and crossbeam to the split bolt from the cell body side, first pretension bolt sets up in the bottom of cell body and directional crossbeam, second pretension bolt sets up in the bottom of cell body and the trapezoidal slider of directional second. In this way, three-dimensional prestressing force assembled installs beam column node structure fast, can realize axial, side direction and vertical prestressing force loading to the crossbeam, promoted beam column node's structural strength and anti-seismic performance greatly, the construction is convenient.
Description
Technical Field
The utility model relates to a building engineering technical field especially relates to a three-dimensional prestressing force assembled installs beam column node structure fast.
Background
A building assembled by transporting prefabricated parts produced by a factory to a construction site is called a fabricated building. The prefabricated building adopts a prefabricating mode, the binding of reinforcing steel bars and the concrete pouring operation on a construction site are comprehensively reduced, the noise and the dust are reduced, and the influence on the surrounding environment is reduced, so that the prefabricated building is greatly promoted in China at present.
The prefabricated building adopts an industrialized production mode, and single components are prefabricated and produced in a factory and then transported to a construction site for a series of assembly work to form a whole. In the assembling process, the node connection processing is mainly divided into frame node connection and wallboard node connection, the connection part is a weak link of the whole building frame, the quality of the connection performance directly depends on whether the whole building engineering has good anti-seismic performance, whether the building can stand alone in an earthquake or not, and the service life of the building and the life and property safety of people are directly concerned.
As for the process characteristics of node connection, there are two methods of node connection:
1) dry-type connection, the common dry-type connection method mainly includes mechanical sleeve connection, prestressed compression joint, corbel connection, welding connection, bolt connection and the like, the method avoids wet operation of a concrete structure, protects the environment, but has poor integrity, is difficult to load prestress in multiple directions, and the deformation and damage of the structure are mainly concentrated on the connection part of the prefabricated part;
2) wet connection, the current wet connection methods are more, such as slurry anchor connection, common post-cast integral connection, common cast-in-place connection, grouting assembly and the like, the wet connection is more reliable than dry connection performance in the field of buildings in China at present, but the wet connection does not come out of the shadow of the integral cast-in-place structure, and the wet connection is still the continuation of the integral cast-in-place structure in essence and cannot be used as the future development direction of the prefabricated concrete structure.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a three-dimensional prestressing force assembled installs beam column node structure fast, and a plurality of direction loading prestressing force promote the structural stability of construction convenience and node.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a quick installation beam column node structure of three-dimensional prestressing force assembled, includes: stand sleeve, cell body, split bolt, first pretension bolt and second pretension bolt, the stand sleeve cover is established on the stand, the cell body is connected in telescopic one side of stand and the directional top of opening, be provided with the embedded groove that corresponds with the crossbeam in the cell body, the crossbeam tip extends to in the embedded groove, be provided with the first trapezoidal slider that is located the crossbeam tip in the embedded groove and with the trapezoidal slider of second of stand sleeve contact, first trapezoidal slider contains the inclined plane of mutual contact with the trapezoidal slider of second, split bolt runs through cell body and crossbeam from the cell body side, first pretension bolt sets up bottom and directional crossbeam at the cell body, second pretension bolt sets up bottom and the directional trapezoidal slider of second at the cell body.
In a preferred embodiment of the present invention, the pillar sleeve is provided with a limiting plate located on the top surface of the pillar, the groove is welded on one side of the pillar sleeve, and the bottom of the groove is welded with a stiffening rib connected with the pillar sleeve.
In a preferred embodiment of the present invention, a fastening bolt pointing to the pillar is disposed on one side of the pillar sleeve.
In a preferred embodiment of the present invention, the groove is a C-shaped channel.
In a preferred embodiment of the present invention, a pad located at the bottom of the beam is disposed in the embedded groove.
In a preferred embodiment of the present invention, the groove body is provided with waist holes corresponding to the split bolts on both sides, and the beam side is provided with through holes corresponding to the split bolts.
In a preferred embodiment of the present invention, the first trapezoidal sliding block is welded or bolted to the end of the beam.
In a preferred embodiment of the present invention, a stopper is disposed above the first trapezoidal slider in the groove.
The utility model has the advantages that: the utility model provides a three-dimensional prestressing force assembled installs beam column node structure fast adopts the dry-type to connect, need not post-cast concrete or mortar, and is friendly to the environment during construction, can realize axial, side direction and vertical prestressing force loading to the crossbeam, has improved the anti crack ability and holistic structural strength and the anti-seismic performance of roof beam, and the structure is succinct reliable, and construction facility, application scope is extensive.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and 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 without inventive work, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a three-way prestressed assembled beam-column joint structure for quick installation of the present invention;
fig. 2 is a sectional view of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but 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.
Referring to fig. 1 ~ and fig. 2, an embodiment of the present invention includes:
the three-way prestressed assembled quick-mounting beam-column joint structure shown in fig. 1 comprises: stand sleeve 2, cell body 6, split bolt 4, first pretension bolt 8 and second pretension bolt 9, stand sleeve 2 cover is established on stand 1, be provided with the limiting plate 11 that is located the 1 top surface of stand in the stand sleeve 2, realize spacing to stand sleeve 2's high position, stand sleeve 2 one side is provided with directional stand 1's fastening bolt 3, promotes stand sleeve 2 structural stability on stand 1.
Cell body 6 is connected in one side of stand sleeve 2 and the directional top of opening, be provided with the embedded groove that corresponds with crossbeam 7 in the cell body 6, 7 tip of crossbeam extend to in the embedded groove, and 7 width of crossbeam can correspond with the embedded groove width, promote the cooperation compactness, utilize cell body 6 to support 7 tip of crossbeam, cell body 6 can adopt C shape channel-section steel, the sound construction, cell body 6 welding is in one side of stand sleeve 2, the welding of 6 bottoms of cell body has stiffening rib 10 of being connected with stand sleeve 2, and stiffening rib 10 can promote the bearing capacity of cell body 6.
The first pre-tightening bolts 8 are arranged at the bottom of the groove body 6 and point to the cross beam 7, the base plates 15 located at the bottom of the cross beam 7 are arranged in the embedded grooves, and the base plates 15 are jacked by the first pre-tightening bolts 8, so that the vertical pre-stress loading of the cross beam 7 is realized.
As shown in fig. 2, a first trapezoidal slider 13 located at the end of the cross beam 7 and a second trapezoidal slider 12 in contact with the column sleeve 2 are arranged in the embedded groove, the first trapezoidal slider 13 and the second trapezoidal slider 12 have mutually-contacted inclined surfaces, the second pre-tightening bolt 9 is arranged at the bottom of the groove body 6 and points to the second trapezoidal slider 12, the second pre-tightening bolt 9 gives a lifting force to the second trapezoidal slider 12, the first trapezoidal slider 13 is forced to move transversely through the inclined surface when the second trapezoidal slider 12 rises, and the first trapezoidal slider 13 presses the end of the cross beam 7, so that the loading of the axial pre-stress of the cross beam 7 is realized.
The split bolt 4 runs through the groove body 6 and the cross beam 7 from the side face of the groove body 6, waist holes 5 corresponding to the split bolts 4 are arranged on two sides of the groove body 6, through holes 14 corresponding to the split bolts 4 are arranged on the side face of the cross beam 7, the cross beam 7 is extruded from the side face after the split bolts 4 are screwed down, and the loading of lateral prestress of the cross beam 7 is achieved.
The vertical limiting mode of the first trapezoidal sliding block 13 has two types:
firstly, a first trapezoidal sliding block 13 is welded or fixed at the end part of a cross beam 7 through bolts and moves transversely along with the cross beam 7;
secondly, a limiting block 16 positioned above the first trapezoidal sliding block 13 is welded in the groove body 6, and the limiting block 16 is used for limiting the upward movement of the first trapezoidal sliding block 13.
A beam column joint construction method comprises the following steps:
selecting an upright column sleeve 2 corresponding to an upright column 1, wherein the upright column sleeve 2 is a cylinder or a square cylinder according to the structure of the upright column 1, and cutting a section of C-shaped channel steel to be used as a groove body 6;
welding the groove body 6 at one side of the upright post sleeve 2, and welding a stiffening rib 10 connected with the upright post sleeve 2 at the bottom of the groove body 6, so as to improve the structural strength;
a limiting plate 11 is welded in the upright post sleeve 2, and the upright post sleeve 2 is arranged at the top of the upright post 1, so that the installation is convenient;
the base plate 15 is placed in the embedded groove, the end part of the cross beam 7 is erected in the embedded groove of the groove body 6 and pressed on the base plate 15, the split bolt 4 penetrates through the cross beam 7 from the side face of the groove body 6, the split bolt 4 is not screwed, and the height of the cross beam 7 is limited only by the split bolt 4;
the first trapezoidal sliding block 13 and the second trapezoidal sliding block 12 are placed in the embedded groove and located at the end portion of the cross beam 7, the cross beam 7 is made of a reinforced concrete beam, the first trapezoidal sliding block 13 is welded on a steel bar at the end portion of the reinforced concrete beam, the second pre-tightening bolt 9 at the bottom of the groove body 6 is rotated to enable the second trapezoidal sliding block 12 to move upwards, the first trapezoidal sliding block 13 is forced to move transversely through the inclined plane matching of the first trapezoidal sliding block 13 and the second trapezoidal sliding block 12, and the first trapezoidal sliding block is pushed to the end portion of the cross beam 7 to enable the cross beam 7 to generate axial pre-stress;
tightening the split bolt 4, tightening the groove body 6, and clamping the cross beam 7 inwards by the groove body 6 so as to enable the cross beam 7 to generate lateral prestress;
and a first pre-tightening bolt 8 at the bottom of the groove body 6 is screwed, so that the base plate 15 generates upward lifting force on the cross beam 7, and vertical pre-stress loading of the cross beam 7 is realized.
The three-way prestress of the cross beam 7 is adjusted through the first pre-tightening bolt 8, the second pre-tightening bolt 9 and the split bolt 4, and the anti-cracking capacity of the beam is improved.
To sum up, the utility model discloses a three-dimensional prestressing force assembled installs beam column node structure fast, construction speed is fast, has reduced the harmful effects of construction to the environment, and the structural strength of beam column node is high, and it is effectual to combat earthquake.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a quick installation beam column node structure of three-dimensional prestressing force assembled for the quick installation of crossbeam and stand, its characterized in that includes: stand sleeve, cell body, split bolt, first pretension bolt and second pretension bolt, the stand sleeve cover is established on the stand, the cell body is connected in telescopic one side of stand and the directional top of opening, be provided with the embedded groove that corresponds with the crossbeam in the cell body, the crossbeam tip extends to in the embedded groove, be provided with the first trapezoidal slider that is located the crossbeam tip in the embedded groove and with the trapezoidal slider of second of stand sleeve contact, first trapezoidal slider contains the inclined plane of mutual contact with the trapezoidal slider of second, split bolt runs through cell body and crossbeam from the cell body side, first pretension bolt sets up bottom and directional crossbeam at the cell body, second pretension bolt sets up bottom and the directional trapezoidal slider of second at the cell body.
2. The three-way prestressed assembled rapid-installation beam-column joint structure as claimed in claim 1, wherein a limiting plate located on the top surface of the column is arranged in the column sleeve, the groove is welded on one side of the column sleeve, and a stiffening rib connected with the column sleeve is welded at the bottom of the groove.
3. The three-way prestressed assembling quick-mounting beam-column joint structure according to claim 1, wherein said column sleeve is provided at one side thereof with fastening bolts directed toward the column.
4. The three-way prestressed assembled quick-install beam-column joint structure according to claim 1, wherein said channel is a C-shaped channel.
5. The three-way prestressed assembled quick-install beam-column joint structure of claim 1, wherein said embedded groove is provided with a backing plate at the bottom of the cross beam.
6. The three-way prestressed assembly type fast-installed beam column joint structure as claimed in claim 1, wherein waist holes corresponding to split bolts are provided at both sides of said groove body, and through holes corresponding to split bolts are provided at the side of said beam.
7. The three-way prestressed assembled quick-install beam-column joint structure of claim 1, wherein said first trapezoidal slider is welded or bolted to a beam end.
8. The three-way prestressed assembly type fast-installed beam-column joint structure as claimed in claim 1, wherein a limiting block located above the first trapezoidal sliding block is arranged in the groove body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920510653.2U CN209837286U (en) | 2019-04-16 | 2019-04-16 | Three-dimensional prestressing force assembled installs beam column node structure fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920510653.2U CN209837286U (en) | 2019-04-16 | 2019-04-16 | Three-dimensional prestressing force assembled installs beam column node structure fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209837286U true CN209837286U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920510653.2U Expired - Fee Related CN209837286U (en) | 2019-04-16 | 2019-04-16 | Three-dimensional prestressing force assembled installs beam column node structure fast |
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| CN (1) | CN209837286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914592A (en) * | 2019-04-16 | 2019-06-21 | 沙洲职业工学院 | A kind of three dimension prestressing assembled Fast Installation beam-column node structure and construction method |
-
2019
- 2019-04-16 CN CN201920510653.2U patent/CN209837286U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914592A (en) * | 2019-04-16 | 2019-06-21 | 沙洲职业工学院 | A kind of three dimension prestressing assembled Fast Installation beam-column node structure and construction method |
| CN109914592B (en) * | 2019-04-16 | 2023-12-01 | 沙洲职业工学院 | Three-dimensional prestress assembly type rapid beam column installation node structure and construction method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 |