CN219450458U - Semi-assembled bracket - Google Patents
Semi-assembled bracket Download PDFInfo
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- CN219450458U CN219450458U CN202320521880.1U CN202320521880U CN219450458U CN 219450458 U CN219450458 U CN 219450458U CN 202320521880 U CN202320521880 U CN 202320521880U CN 219450458 U CN219450458 U CN 219450458U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model provides a semi-assembled bracket support, which comprises a triangular support, a first embedded assembly and a second embedded assembly, wherein the triangular support comprises a main beam, a longitudinal beam and an inclined strut, the top end of the longitudinal beam and the top end of the inclined strut are fixedly connected with the bottom of the main beam, and the bottom end of the longitudinal beam and the bottom end of the inclined strut are fixedly connected together; the first embedded assembly is arranged at one end of the main beam, which is close to the longitudinal beam, and comprises an embedded steel plate and a pair-pull screw steel, one end of the main beam, which is connected with the first embedded assembly, is propped against the embedded steel plate, the pair-pull screw steel penetrates through the embedded steel plate, and one end of the pair-pull screw steel is detachably connected with the main beam through a nut; the second embedded assembly comprises an embedded sleeve and an inserting piece, one end of the inserting piece is inserted into the embedded sleeve, and the other end of the inserting piece is positioned outside the embedded sleeve and fixedly connected with the bottom end of the longitudinal beam and the bottom end of the diagonal brace. The damage to the tower limb structure of the cable tower can be reduced.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a semi-assembled bracket.
Background
The outward inclination angle from the ground of the tower limb of the cable tower to the lower beam section is large, the concrete dosage at the junction of the tower limb and the lower beam is large, the construction height is high, and the requirement on the erection of a bracket system is high. The lower structure of the cable tower lower beam support system in the prior art generally adopts a large steel pipe floor support as a support for lower beam construction, and rigidity and strength are provided through stable transverse connection of the large steel pipe floor support and the cable tower limbs. For example, a template system of a lower cross beam of an ultra-high diamond tower pier disclosed in Chinese patent application publication No. CN115387234A comprises a cross beam bracket arranged at the top of the tower pier, wherein the cross beam bracket comprises a plurality of steel pipe columns and bracket brackets arranged at one ends of the steel pipe columns far away from the tower pier, the top of the tower pier is provided with a first embedded part, one end of the first embedded part is embedded in the tower pier, the other end of the first embedded part extends out of the tower pier to be fixedly connected with the steel pipe columns, and a connecting component for connecting and fixing the two adjacent steel pipe columns is arranged between the two adjacent steel pipe columns; a bracket connection system for fixing the bracket brackets is arranged between two adjacent bracket brackets, each bracket comprises at least two half brackets which are spliced with each other, a connecting plate is arranged at the joint of the two half brackets, and a bailey beam is arranged on each bracket. The steel beam support has the advantages that the steel consumption of the mounting beam support is effectively reduced, the support strength of the Bailey beam on the bottom die template is ensured, and the lifting workload and the mounting difficulty of supporting by adopting the steel corbels and the steel arch are effectively reduced.
However, in this patent application, the half bracket of the bracket is connected to the pier through the second embedded part and the third embedded part, and the second embedded part and the third embedded part each comprise three mutually welded i-steels, and the half bracket is welded and fixed with the second embedded part and the third embedded part. The following problems exist in actual use: the I-steel is generally large in cross section area, the I-steel is adopted as an embedded part, when the embedded part is embedded in a tower pier, a main rib in the tower pier needs to be cut off, a tower limb structure of a cable tower is damaged to a greater extent, and the mechanical property of the tower limb is reduced.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the background art, and provides a semi-assembled bracket capable of reducing damage to a tower limb structure of a cable tower.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the semi-assembled bracket comprises a triangular bracket, a first embedded assembly and a second embedded assembly, wherein the triangular bracket comprises a main beam, a longitudinal beam and an inclined strut, the top end of the longitudinal beam and the top end of the inclined strut are fixedly connected with the bottom of the main beam, and the bottom end of the longitudinal beam and the bottom end of the inclined strut are fixedly connected together; the first embedded assembly is arranged at one end of the main beam, which is close to the longitudinal beam, and comprises an embedded steel plate and a pair-pull screw steel, one end, connected with the first embedded assembly, of the main beam is propped against the embedded steel plate, and the pair-pull screw steel penetrates through the embedded steel plate and one end of the pair-pull screw steel is detachably connected with the main beam through a nut; the second embedded assembly comprises an embedded sleeve and an inserting piece, one end of the inserting piece is inserted into the embedded sleeve, and the other end of the inserting piece is located outside the embedded sleeve and fixedly connected with the bottom end of the longitudinal beam and the bottom end of the diagonal brace.
Further, the embedded steel plate comprises a main plate and a plurality of embedded steel plates, wherein the main plate is provided with a mounting opening, the embedded steel plates are vertically arranged, and the embedded steel plates are arranged in parallel at intervals and are fixed on the same side face of the main plate; one end, connected with the first embedded assembly, of the main beam is inserted into the mounting opening and abuts against a plurality of embedded steel plates; the opposite-pull screw thread steel is penetrated and arranged between two adjacent embedded steel plates and the mounting opening.
Further, the main beam comprises a beam body, a connecting plate and a pressing plate, wherein one end of the beam body is fixedly provided with the connecting plate, the connecting plate is fixedly connected with the pressing plate through a connecting piece, and the pressing plate is arranged on the outer side of the end part corresponding to the beam body; the pressing plate is inserted into the mounting opening and is pressed against the embedded steel plates; one end of the split thread steel sequentially penetrates through the pressing plate and the connecting plate and is detachably connected with the connecting plate through the nut; the top ends of the longitudinal beams and the top ends of the diagonal braces are fixedly connected with the bottom of the beam body.
Further, the main beam further comprises a bonding plate, the top of the bonding plate is fixed with the bottom of the beam body, and the side face of the bonding plate is welded with the main board.
Further, the side of the main board facing the beam body is also fixed with a reinforcing plate, and the reinforcing plate is positioned below the mounting opening and is arranged at intervals with the attaching plate.
Further, the second embedded assembly further comprises a surrounding plate, a communication port is formed in the surrounding plate corresponding to the embedded sleeve, and the opening end of the embedded sleeve is fixed on one side of the surrounding plate and is communicated with the communication port; one end of the plug connector is inserted into the embedded sleeve through the communication port.
Further, the plug connector comprises a plurality of plug boards and two fixing boards, wherein the plug boards are vertically arranged, and the plug boards are arranged in parallel at intervals; the two fixing plates are respectively and fixedly connected to the top ends and the bottom ends of the plurality of plugboards and are arranged at one end of the plugboards outside the embedded sleeve, and the bottom ends of the longitudinal beams and the bottom ends of the diagonal braces are fixedly connected to the fixing plates at the top ends; the embedded sleeves and the communication ports are provided with a plurality of corresponding plug boards, the embedded sleeves are respectively communicated with the communication ports, and one ends of the plug boards are respectively inserted into the embedded sleeves.
Further, the plug connector further comprises a reinforcing plate assembly, wherein the reinforcing plate assembly is fixed on two outermost plug boards and is positioned on the outer surfaces of the two plug boards, which are opposite to the other plug boards.
Further, the plug connector further comprises a connecting plate fixedly connected with two adjacent plug connectors, and the connecting plate is arranged outside the embedded sleeve.
Further, the plug connector further comprises a lower flitch, the top end of the lower flitch is fixedly connected with a fixed plate positioned at the bottom side of the plug connector, and one side of the lower flitch is welded on the coaming.
By adopting the technical scheme, the utility model has the following beneficial effects:
according to the semi-assembled bracket, the first embedded component provides enough tensile property for the semi-assembled bracket through the opposite pulling of the embedded steel plate and the opposite pulling screw steel, and bears bending moment borne by the semi-assembled bracket; the semi-assembled bracket supports conduct the loaded load to the second embedded assembly through the longitudinal beams and the diagonal braces; the second embedded assembly bears most of load for the semi-assembled bracket through the shearing resistance provided by the embedded sleeve and the plug connector.
Meanwhile, the semi-assembled bracket support comprises the first embedded assembly, the second embedded assembly comprises the embedded sleeve and the plug connector, and when the semi-assembled bracket support is used, the embedded steel assembly and the embedded sleeve are embedded in a tower limb of a cable tower, compared with I-steel in the prior art, the cross-sectional areas of the embedded sleeve, the embedded sleeve and the embedded steel assembly are smaller, so that the embedded sleeve can be inserted into a main rib gap in the tower limb of the cable tower, a main rib in a tower pier is not required to be cut off, damage to the structure of the tower limb of the cable tower is smaller, and adverse effects on the mechanical properties of the tower limb are reduced.
Drawings
FIG. 1 is a schematic view of a semi-assembled bracket according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of a portion of the semi-assembled bracket shown in FIG. 1 at a first pre-buried component;
FIG. 3 is a right side view of the schematic diagram of FIG. 2;
FIG. 4 is a schematic left-hand structural view of the pre-buried steel sheet shown in FIG. 2;
FIG. 5 is a schematic view of a portion of the semi-assembled bracket shown in FIG. 1 at a second pre-buried component;
FIG. 6 is a schematic cross-sectional view of FIG. 5 taken along line A-A;
FIG. 7 is a schematic cross-sectional view of FIG. 5 taken along line B-B;
description of the main reference signs
11. A tripod; 110. a main beam; 111. a beam body; 112. a connecting plate; 113. a pressing plate; 114. a longitudinal beam; 115. diagonal bracing; 116. a vertical plate; 117. a horizontal plate; 118. a stiffening component; 1181. a first stiffening plate; 1182. a second stiffening plate; 119. bonding plates; 12. a stiffening rod assembly; 121. a first reinforcing rod; 123. a second reinforcing rod; 13. a first embedded component; 130. pre-burying a steel plate; 131. a main board; 132. a mounting port; 133. embedding a steel plate; 135. opposite-pulling screw steel; 136. a nut; 137. a reinforcing plate; 15. the second embedded assembly; 150. embedding a sleeve; 1501. a support plate; 151. a plug-in component; 1511. a lower pasting board; 152. coaming plate; 153. a communication port; 154. a plug board; 155. a fixing plate; 156. a stiffener assembly; 157. longitudinal rib plates; 158. transverse rib plates; 159. a splice plate; 30. and (5) a cable tower.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, a semi-assembled bracket according to a preferred embodiment of the present utility model includes a bracket 11, a first pre-embedded component 13 and a second pre-embedded component 15, wherein the first pre-embedded component 13 and the second pre-embedded component 15 are respectively connected to two opposite ends of one side of the bracket 11, so as to mount the bracket 11 on a cable tower 30.
The tripod 11 comprises a main beam 110, a longitudinal beam 114 and an inclined strut 115, wherein the top end of the longitudinal beam 114 and the top end of the inclined strut 115 are fixedly connected with the bottom of the main beam 110, and the bottom end of the longitudinal beam 114 and the bottom end of the inclined strut 115 are fixedly connected together. Referring to fig. 2 to 4, in the present embodiment, the main beam 110 includes a beam body 111, a connecting plate 112 and a pressing plate 113, wherein the connecting plate 112 is fixed on two opposite sides of one end of the beam body 111 near the first embedded component 13, the connecting plate 112 is fixedly connected to the pressing plate 113 through a connecting piece (not labeled), and the pressing plate 113 is located outside the corresponding end of the beam body 111. Specifically, the main beam 110 includes a vertical plate 116 and two horizontal plates 117 vertically fixed to the top and bottom of the vertical plate 116, where the two horizontal plates 117 and the vertical plate 116 enclose two installation spaces (not labeled), and the two installation spaces are located on two opposite sides of the vertical plate 116. One end of each of the two installation spaces is fixed with one of the connecting plates 112, and the connecting plates 112 are fixedly connected with two horizontal plates 117 and two vertical plates 116. The pressing plate 113 is located outside the installation space and is fixedly connected with the connecting plates 112 of the two installation spaces through connecting pieces such as reinforcing steel bars.
In this embodiment, the main beam 110 further includes stiffening members 118, and the stiffening members 118 are fixed to opposite sides of the beam 111. In this embodiment, the stiffening components 118 are fixed in the installation space, and specifically, the stiffening components 118 include two first stiffening plates 1181 disposed vertically and a second stiffening plate 1182 connected to the two first stiffening plates 1181 vertically, where the side edges of the first stiffening plates 1181 are fixedly connected to the vertical plate 116 and the two horizontal plates 117, and the side edges of the second stiffening plates 1182 are fixedly connected to the vertical plate 116.
In this embodiment, the top ends of the stringers 114 and the top ends of the diagonal braces 115 are fixedly connected to the horizontal plate 117 at the bottom of the girder body 111, the stringers 114 are vertically arranged, and the diagonal braces 115 are obliquely arranged to form the tripod 11 together with the girder 110. In this embodiment, the bracket 10 further includes a reinforcing rod assembly 12, and the reinforcing rod assembly 12 is fixed in a space surrounded by the tripod 11. Specifically, the reinforcement rod assembly 12 includes a first reinforcement rod 121 and a second reinforcement rod 123, where the first reinforcement rod 121 is horizontally disposed, and two opposite ends of the first reinforcement rod are respectively and fixedly connected with the longitudinal beam 114 and the diagonal brace 115, one end of the second reinforcement rod 123 is fixedly connected with the connection between the first reinforcement rod 121 and the diagonal brace 115, and the other end of the second reinforcement rod 123 is fixedly connected with the connection between the longitudinal beam 114 and the horizontal plate 117 at the bottom of the main beam 110. The overall rigidity of the tripod 11 can be further enhanced by providing the reinforcing rod assemblies 12. In this embodiment, the main beam 110 further includes an attaching plate 119, wherein the top of the attaching plate 119 is fixed to the horizontal plate 117 at the bottom of the beam body 111, and the side surface of the attaching plate 119 is in contact with the first pre-buried component 13 and is fixed by welding.
The first pre-buried component 13 is installed at one end of the main beam 110 near the longitudinal beam 114, and is used for being connected with the cable tower 30 so as to form an upper supporting point of the tripod 11. The first embedded component 13 comprises an embedded steel plate 130 and a pair of threaded steel 135, the embedded steel plate 130 is used for being embedded in the cable tower 30, one end, connected with the first embedded component 13, of the main beam 110 is propped against the embedded steel plate 130, the pair of threaded steel 135 penetrates through the embedded steel plate 130, and one end of the pair of threaded steel 135 is detachably connected with the main beam 110 through a nut 136. In this embodiment, the embedded steel plate 130 includes a main board 131 and a plurality of embedded steel plates 133, the main board 131 is provided with a mounting opening 132, and the main board 131 contacts with the bonding board 119 and is connected together by welding; the embedded steel plates 133 are vertically arranged, a plurality of embedded steel plates 133 are arranged in parallel at intervals, and one side of each embedded steel plate 133 is fixed on the same side surface of the main board 131, which faces away from the triangular bracket 11; one end of the main beam 110 connected with the first embedded assembly 13, namely, the pressing plate 113 is inserted into the mounting opening 132 and is pressed against the plurality of embedded steel plates 133; one end of the split steel screw 135 is threaded through two adjacent pre-buried steel plates 133, the mounting opening 132, the pressing plate 113 and the connecting plate 112 and is detachably connected to the connecting plate 112 through a nut 136, specifically, the nut 136 is in threaded connection with the split steel screw 135 and abuts against one side of the connecting plate 112, which is opposite to the pressing plate 113, so that the split steel screw is prevented from being separated from the main beam 110. In the present embodiment, a reinforcing plate 137 is also fixed to the side surface of the main plate 131 facing the beam 111, and the reinforcing plate 137 is located below the mounting opening 132 and spaced from the attaching plate 119.
Referring to fig. 5 to fig. 7, the second pre-buried component 15 includes a pre-buried sleeve 150 and a plug member 151, and one end of the plug member 151 is inserted into the pre-buried sleeve 150; the other end of the plug 151 is located outside the embedded sleeve 150 and is fixedly connected with the bottom end of the longitudinal beam 114 and the bottom end of the diagonal brace 115.
Preferably, the width w of the pre-buried sleeve 150 is not greater than 10cm so that it can be inserted into a reinforcement gap in a concrete structure. In this embodiment, the second pre-buried component 15 further includes a surrounding plate 152, the surrounding plate 152 is provided with a communication port 153 corresponding to the pre-buried sleeve 150, and the opening end of the pre-buried sleeve 150 is fixed on one side of the surrounding plate 152 facing away from the tripod 11 and is communicated with the communication port 153; one end of the plug 151 is inserted into the pre-buried sleeve 150 through the communication port 153. In this embodiment, the plug connector 151 includes a plurality of plug boards 154 and two fixing boards 155, the plug boards 154 are vertically arranged, and the plug boards 154 are arranged in parallel at intervals; the two fixing plates 155 are respectively and fixedly connected to the top ends and the bottom ends of the plurality of plugboards 154, and are arranged at one end of the plugboards 154 outside the embedded sleeve 150; the bottom ends of the stringers 114 and the bottom ends of the braces 115 are fixedly attached to the top end anchor plate 155. In the present embodiment, a plurality of pre-buried sleeves 150 and communication ports 153 are provided corresponding to the plug boards 154, the plurality of pre-buried sleeves 150 are respectively communicated with the plurality of communication ports 153, and one ends of the plurality of plug boards 154 are respectively inserted into the plurality of pre-buried sleeves 150.
In this embodiment, the connector 151 further includes a stiffener assembly 156, where the stiffener assembly 156 is fixed to the two outermost connectors 154 and is located on the outer surfaces of the two connectors 154 facing away from the remaining connectors 154. Specifically, the reinforcing plate assembly 156 includes a plurality of vertically disposed longitudinal ribs 157 and a plurality of horizontally disposed transverse ribs 158, the longitudinal ribs 157 being laterally secured to the corresponding splice plates 154; the transverse rib 158 is laterally secured to the adjacent longitudinal rib 157 and the corresponding tab 154. In this embodiment, the connector 151 further includes a connection plate 159 for fixedly connecting two adjacent connectors 154, and the connection plate 159 is disposed outside the pre-buried sleeve 150. In this embodiment, the plug 151 further includes a lower plate 1511, the top end of the lower plate 1511 is fixedly connected to the fixing plate 155 located at the bottom end of the plug 154, and one side of the lower plate 1511 abuts against the surrounding plate 152 and is fixed to the surrounding plate 152 by welding.
In this embodiment, the second pre-buried component 15 further includes a supporting plate 1501, and the supporting plate 1501 is embedded in the concrete structure and fixedly connected to the bottoms of the plurality of pre-buried sleeves 150, so as to further enhance the overall rigidity of the second pre-buried component 15.
When the concrete structure of the cable tower 30 is constructed, fixing the main board 131 and one end of the embedded steel plate 130 of the first embedded assembly 13, one end of the embedded sleeve 150 and one end of the coaming 152 of the second embedded assembly 15 with steel bars (not shown) in the concrete structure, and then fixedly connecting the support plate 1501 to the bottoms of the embedded sleeves 150, wherein the embedded steel plate 133, the embedded sleeve 150 and the support plate 1501 are inserted into gaps of the steel bars in the concrete structure; and a preformed hole for the split screw steel 135 to penetrate the cable tower 30 is reserved when constructing the concrete structure of the cable tower 30. During construction of the lower beam, the embedded steel plate 133, the main board 131, the coaming 152, one end of the embedded sleeve 150 and the supporting plate 1501 are embedded in the concrete structure of the cable tower 30, and the opening end of the embedded sleeve 150 is exposed out of the concrete structure to facilitate the insertion of the plug connector 151.
When the construction of the lower beam of the cable tower 30 is performed, firstly, a large steel pipe bracket (not shown) for supporting a construction platform is built, then, the semi-assembled bracket brackets are respectively built on the tower bodies of the two opposite cable towers 30, specifically, one ends of the main beams 110 of the semi-assembled bracket brackets, which are provided with the pressing plates 113, are inserted into the mounting openings 132 of the main boards 131, the pressing plates 113, the connecting plates 112 and the adjacent two embedded steel plates 133 are penetrated by opposite-pull threaded steels 135, the ends of the opposite-pull threaded steels 135 are detachably connected with the connecting plates 112 of the main beams 110 through nuts 136, and the other ends of the opposite-pull threaded steels 135 are penetrated by the reserved holes of the tower bodies of the cable towers 30 and are fixed through nuts (not shown), so that opposite-pull is realized; in this process, one end of the plugging member 151 is also plugged into the pre-buried sleeve 150, and finally, the lower flitch 1511 and the coaming 152, and the flitch 119 and the main board 131 are welded, i.e. the semi-assembled bracket is mounted on the cable tower 30. Finally, the construction platform is built on the top of the main beams 110 of the semi-assembled bracket brackets, and then a template can be built on the construction platform for concrete pouring so as to form a lower cross beam.
The first embedded component 13 of the semi-assembled bracket provides enough tensile property for the semi-assembled bracket through the opposite pulling of the embedded steel plate 130 and the opposite pulling screw steel 135 to bear bending moment born by the semi-assembled bracket; the semi-assembled bracket supports conduct the load to the second embedded assembly 15 through the longitudinal beams 114 and the diagonal braces 115; the second pre-buried component 15 provides shearing resistance through the pre-buried sleeve 150 and the plug connector 151, and is used for bearing most of load for the semi-assembled bracket.
Meanwhile, the semi-assembled bracket support comprises the first embedded assembly 13 comprising the embedded steel plate 130 and the opposite-pulling threaded steel 135, and the second embedded assembly 15 comprising the embedded sleeve 150 and the plug connector 151, wherein the embedded steel plate 130 and the embedded sleeve 150 are embedded in the tower limb of the cable tower 30 during use, compared with the I-steel in the prior art, the embedded steel plate 133 and the embedded sleeve 150 of the embedded steel plate 130 have smaller cross-sectional areas, so that the embedded steel plate 130 can be inserted in the main rib gap in the tower limb of the cable tower 30, the main rib in the tower pier is not required to be cut, the damage to the tower limb structure of the cable tower 30 is smaller, and the adverse effect on the mechanical property of the tower limb is reduced.
In addition, above-mentioned semi-assembled bracket, the connection can be dismantled to the pair of screw steel 135 of its girder 110 one end and first pre-buried subassembly 13, the bottom of longeron 114 and the bottom of bracing 115 are in the same place with plug connector 151 fixed connection, and plug connector 151 and the pre-buried cover 150 of second pre-buried subassembly 15 realize dismantling the connection through the mode of pegging graft, compare in prior art through welded connection's mode, can reduce the overhead welding operation, construction risk has been reduced, assembly efficiency is improved, during the dismantlement, only need cut the welding seam between flitch 1511 and bounding wall 152 and the welding seam between flitch 119 and the mainboard 131 down, can separate semi-assembled bracket from the cable tower 30, make things convenient for semi-assembled bracket's dismantlement, do benefit to semi-assembled bracket's rotation.
Above-mentioned semi-assembled bracket, the pre-buried steel plate 130 of its first built-in fitting includes mainboard 131 and a plurality of pre-buried steel sheet 133, and during the use, the clamp plate 113 of girder 110 inserts and locates mounting hole 132 and offsets with a plurality of pre-buried steel sheet 133, can pass through clamp plate 113 with girder 110's atress to a plurality of pre-buried steel sheet 133 on, and then can further disperse the load that receives, is favorable to preventing stress concentration.
The semi-assembled bracket is characterized in that the second embedded assembly 15 is provided with the coaming 152, the coaming 152 is fixedly connected with the periphery of the opening end of the embedded sleeve 150, so that not only can at least two embedded sleeves 150 be connected together, but also the force transmission of the plug connector 151 to the embedded sleeve 150 can be optimized, and the cracking caused by overlarge local stress at the contact part of the second embedded assembly 15 and the concrete structure can be prevented; the arrangement of the reinforcing plate assembly 156 locally reinforces the plug connector 151, so that the stress of the plug connector 151 is more reasonable, the shearing resistance of the second embedded assembly 15 is improved, and the cross-sectional area of one end of the second embedded assembly 15 embedded in the concrete structure, namely the shearing resistance of each embedded sleeve 150 is reduced while the cross-sectional area also meets the requirement.
Above-mentioned semi-assembled bracket, it can be better dispersedly to the mainboard 131 with the load that the tripod 11 received through setting up the laminating board 119, can be better dispersedly to the bounding wall 152 with the load that the tripod 11 received through setting up down the flitch 1511, and then more be favorable to avoiding stress concentration.
Above-mentioned semi-assembled bracket, the reinforcing plate subassembly 156 of its second pre-buried subassembly 15 includes horizontal floor 158 and longitudinal rib 157, and horizontal floor 158's setting can prevent that second pre-buried subassembly 15 is whole unstably, and longitudinal rib 157 can prevent that second pre-buried subassembly 15 from being unstable locally to semi-assembled bracket's stability has been improved.
The foregoing description is directed to the preferred embodiments of the present utility model, but the embodiments are not intended to limit the scope of the utility model, and all equivalent changes or modifications made under the technical spirit of the present utility model should be construed to fall within the scope of the present utility model.
Claims (10)
1. The semi-assembled bracket is characterized by comprising a triangular bracket (11), a first embedded assembly (13) and a second embedded assembly (15), wherein the triangular bracket (11) comprises a main beam (110), a longitudinal beam (114) and an inclined strut (115), the top end of the longitudinal beam (114) and the top end of the inclined strut (115) are fixedly connected with the bottom of the main beam (110), and the bottom end of the longitudinal beam (114) and the bottom end of the inclined strut (115) are fixedly connected together; the first embedded assembly (13) is arranged at one end, close to the longitudinal beam (114), of the main beam (110), the first embedded assembly (13) comprises an embedded steel plate (130) and a pair of threaded steels (135), one end, connected with the first embedded assembly (13), of the main beam (110) is propped against the embedded steel plate (130), and the pair of threaded steels (135) penetrate through the embedded steel plate (130) and one end of the pair of threaded steels is detachably connected with the main beam (110) through nuts (136); the second embedded assembly (15) comprises an embedded sleeve (150) and an inserting piece (151), one end of the inserting piece (151) is inserted into the embedded sleeve (150), and the other end of the inserting piece (151) is located outside the embedded sleeve (150) and fixedly connected with the bottom end of the longitudinal beam (114) and the bottom end of the diagonal brace (115).
2. The semi-assembled bracket according to claim 1, wherein the pre-embedded steel plate (130) comprises a main plate (131) and a plurality of pre-embedded steel plates (133), the main plate (131) is provided with a mounting opening (132), the pre-embedded steel plates (133) are vertically arranged, and the pre-embedded steel plates (133) are arranged in parallel at intervals and are fixed on the same side surface of the main plate (131); one end, connected with the first embedded assembly (13), of the main beam (110) is inserted into the mounting opening (132) and abuts against a plurality of embedded steel plates (133); the opposite-pull screw steel (135) penetrates through two adjacent embedded steel plates (133) and the mounting opening (132).
3. The semi-assembled bracket according to claim 2, wherein the main beam (110) comprises a beam body (111), a connecting plate (112) and a pressing plate (113), the connecting plate (112) is fixed at one end of the beam body (111), the connecting plate (112) is fixedly connected with the pressing plate (113) through a connecting piece, and the pressing plate (113) is arranged at the outer side of the corresponding end part of the beam body (111); the pressing plate (113) is inserted into the mounting opening (132) and is pressed against the embedded steel plates (133); one end of the opposite-pull screw-thread steel (135) sequentially penetrates through the pressing plate (113) and the connecting plate (112) and is detachably connected to the connecting plate (112) through the nut (136); the top ends of the longitudinal beams (114) and the top ends of the diagonal braces (115) are fixedly connected with the bottom of the beam body (111).
4. A semi-assembled bracket according to claim 3, wherein the main beam (110) further comprises a bonding plate (119), the top of the bonding plate (119) is fixed to the bottom of the beam body (111), and the side of the bonding plate (119) is welded to the main plate (131).
5. The semi-assembled bracket as claimed in claim 4, wherein a reinforcing plate (137) is further fixed to the side of the main plate (131) facing the beam body (111), and the reinforcing plate (137) is located below the mounting opening (132) and is spaced from the attaching plate (119).
6. The semi-assembled bracket according to claim 1, wherein the second pre-embedded assembly (15) further comprises a surrounding plate (152), the surrounding plate (152) is provided with a communication port (153) corresponding to the pre-embedded sleeve (150), and the opening end of the pre-embedded sleeve (150) is fixed on one side of the surrounding plate (152) and is communicated with the communication port (153); one end of the plug connector (151) is inserted into the embedded sleeve (150) through the communication port (153).
7. The semi-assembled bracket of claim 6, wherein the plug-in unit (151) comprises a plurality of plug-in boards (154) and two fixing boards (155), the plug-in boards (154) are vertically arranged, and the plurality of plug-in boards (154) are arranged in parallel at intervals; the two fixing plates (155) are respectively and fixedly connected to the top ends and the bottom ends of the plurality of plugboards (154) and are arranged on one end of the plugboards (154) positioned outside the embedded sleeve (150), and the bottom ends of the longitudinal beams (114) and the bottom ends of the diagonal braces (115) are fixedly connected to the fixing plates (155) at the top ends; the embedded sleeves (150) and the communication ports (153) are provided with a plurality of plug boards (154), the embedded sleeves (150) are respectively communicated with the communication ports (153), and one ends of the plug boards (154) are respectively inserted into the embedded sleeves (150).
8. The semi-assembled bracket of claim 7, wherein said connector (151) further comprises a stiffener assembly (156), said stiffener assembly (156) being secured to the outermost two of said pins (154) and being located on an outer surface of two of said pins (154) facing away from the remaining pins (154).
9. The semi-assembled bracket of claim 8, wherein said plug connector (151) further comprises a connector plate (159) fixedly connecting adjacent two of said plug plates (154), said connector plate (159) being disposed outside said pre-buried sleeve (150).
10. The semi-assembled bracket of claim 7, wherein the plug-in unit (151) further comprises a lower plate (1511), the top end of the lower plate (1511) is fixedly connected to a fixing plate (155) located at the bottom side of the plug-in board (154), and one side of the lower plate (1511) is welded to the surrounding plate (152).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320521880.1U CN219450458U (en) | 2023-03-17 | 2023-03-17 | Semi-assembled bracket |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320521880.1U CN219450458U (en) | 2023-03-17 | 2023-03-17 | Semi-assembled bracket |
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CN219450458U true CN219450458U (en) | 2023-08-01 |
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Family Applications (1)
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CN202320521880.1U Active CN219450458U (en) | 2023-03-17 | 2023-03-17 | Semi-assembled bracket |
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