CN113417372A - Concrete tower column embedded bracket system and installation method - Google Patents
Concrete tower column embedded bracket system and installation method Download PDFInfo
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- CN113417372A CN113417372A CN202110744497.8A CN202110744497A CN113417372A CN 113417372 A CN113417372 A CN 113417372A CN 202110744497 A CN202110744497 A CN 202110744497A CN 113417372 A CN113417372 A CN 113417372A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000009434 installation Methods 0.000 title abstract description 15
- 230000008093 supporting effect Effects 0.000 claims abstract description 43
- 238000003466 welding Methods 0.000 claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 78
- 239000010959 steel Substances 0.000 claims description 78
- 238000010276 construction Methods 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 5
- 238000004873 anchoring Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 3
- 238000010030 laminating Methods 0.000 claims 3
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008439 repair process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4157—Longitudinally-externally threaded elements extending from the concrete or masonry, e.g. anchoring bolt with embedded head
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
Abstract
The invention relates to a concrete tower column embedded bracket system and an installation method, wherein the concrete tower column embedded bracket system comprises the following steps: the tower column is provided with a reserved groove in advance; the embedded part is embedded in the tower column and is positioned below the preformed groove; and pre-buried bracket, it includes: the supporting part is mutually attached to the side surfaces, close to each other, of the tower columns; the fixed part, the fixed part with the supporting part is fixed, the fixed part is inserted and is located in the preformed groove, just the bottom of fixed part with the built-in fitting is fixed, consequently, and the welding requirement to pre-buried bracket is not high, and the quality can be guaranteed, and structural safety is higher, and the later stage is cut off or is demolishd pre-buried bracket comparatively simple, and the pre-buried bracket is demolishd the back outward appearance and is restoreed simply, can not form the quality hidden danger.
Description
Technical Field
The invention relates to the field of bridge construction, in particular to a concrete tower column embedded bracket system and an installation method.
Background
With the continuous progress and development of our society, the conventional bridge can not meet the traffic requirement, so that the super-large bridge such as a cable-stayed bridge and a suspension bridge becomes an important component of the current urban traffic road. The height of the upper beam of the pier column of the cable-stayed bridge or the suspension bridge tower is high, the conventional floor support needs steel pipe piles to be spliced section by section at high altitude, so that materials and labor are wasted, a long installation and dismantling period is needed, and a plurality of safety risk factors exist in the construction process.
In the related technology, the upper beam of the high-pier tower column is generally constructed by adopting a bracket method, the bracket needs to be installed to root and bear force on the tower column, and generally, an embedded part is arranged in concrete, and then a bracket is welded on the embedded part to fix the bracket.
However, the load transmitted from the bracket is transmitted to the embedded part by the welding line between the bracket and the embedded part, the stress at the welding line between the bracket and the embedded part is large, the requirement on welding is high, the quality is difficult to guarantee, the structural safety is low, the bracket is cut or removed in the later period is complicated, the appearance is difficult to repair after the bracket is removed, and the quality hidden danger is easily formed.
Disclosure of Invention
The embodiment of the invention provides a concrete tower column embedded bracket system and an installation method, and aims to solve the problems that in the related art, the welding seam between a bracket and an embedded part is high in stress, high in welding requirement, difficult in quality guarantee, low in structural safety, complex in later stage cutting or dismantling of a bracket, difficult in appearance repair after the bracket is dismantled, and easy in quality hidden danger.
First aspect provides a pre-buried bracket system of concrete tower post, and it includes: the tower column is provided with a reserved groove in advance; the embedded part is embedded in the tower column and is positioned below the preformed groove; and pre-buried bracket, it includes: the supporting part is mutually attached to the side surfaces, close to each other, of the tower columns; the fixing part is fixed with the supporting part, the fixing part is inserted into the reserved groove, and the bottom of the fixing part is fixed with the embedded part.
In some embodiments, the embedment includes: one side of the welding plate is exposed in the reserved groove, the welding plate is parallel to the bottom surface of the fixing part, and the welding plate is fixed with the bottom of the fixing part; the fixing rod is embedded in the tower column in advance, the fixing rod is fixed with the welding plate, and the fixing rod is perpendicular to the welding plate.
In some embodiments, the fixing portion has a bottom surface that is obliquely arranged and is fixed to the embedded part, and the fixing portion has a top surface that is obliquely arranged and is located above the bottom surface, and an inclination angle of the bottom surface with respect to a horizontal plane is smaller than an inclination angle of the top surface with respect to the horizontal plane.
In some embodiments, the embedded part includes a welded plate and a fixed rod, a reinforcing mesh is embedded in a region below the preformed groove, where the embedded part is correspondingly disposed, the reinforcing mesh is perpendicular to the fixed rod, and the reinforcing mesh is parallel to the welded plate.
In some embodiments, the top surface of the preformed groove is attached to the top surface of the fixing portion, the side surface of the preformed groove is attached to the side surface of the fixing portion, and the bottom surface of the preformed groove is attached to the bottom surface of the fixing portion.
In a second aspect, a method for installing a concrete tower column embedded bracket system is provided, which comprises the following steps: pouring the tower column, and presetting the preformed groove and pre-burying the embedded part on the tower column; installing the fixing part of the embedded bracket in the reserved groove; and fixing the fixed part and the embedded part.
In some embodiments, before installing the fixing portion of the embedded bracket in the pre-groove, the method further includes: arranging a rooting point of a guide chain and a construction platform on the tower column; fixing a heavy steel rod piece on the side surface of the supporting part; the supporting part is provided with a first steel wire rope, the heavy steel rod piece is provided with a second steel wire rope and a third steel wire rope, and the first steel wire rope, the second steel wire rope and the third steel wire rope are arranged at intervals.
In some embodiments, the installing the fixing portion of the embedded bracket in the pre-groove includes: hoisting the heavy steel rod piece and the supporting part through the first steel wire rope, the second steel wire rope and the third steel wire rope to enable the heavy steel rod piece to be in a horizontal state, wherein the length of the second steel wire rope is larger than the distance between an anchoring point of the second steel wire rope and a lifting hook; fixing one end of the guide chain to the fixing part, and guiding the fixing part into the reserved groove by pulling the guide chain; releasing the third steel wire rope, and suspending the supporting part and the heavy steel rod piece through the first steel wire rope and the second steel wire rope to enable one end, far away from the supporting part, of the heavy steel rod piece to incline downwards; and pushing the fixing part to enter the preformed groove, and disassembling the heavy steel rod piece.
In some embodiments, the second wire rope anchor is located at the center of gravity of the heavy-duty steel rod piece.
In some embodiments, the fixing portion and the embedded part comprises: and filling a gap between the reserved groove and the fixing part with grouting material.
The technical scheme provided by the invention has the beneficial effects that:
the embodiment of the invention provides a concrete tower column embedded bracket system and an installation method thereof, wherein the embedded bracket system comprises: the tower column is provided with a reserved groove in advance; the embedded part is embedded in the tower column and is positioned below the preformed groove; pre-buried bracket, it includes: the supporting part is mutually attached to the side surfaces, close to each other, of the tower columns; the fixing part is fixed with the supporting part, the fixing part is inserted into the reserved groove, the bottom of the fixing part is fixed with the embedded part, when the pressure load on the supporting part is transmitted to the fixing part, the fixing part transmits the pressure load to the embedded part and the tower column by the supporting action of the embedded part and the tower column, and the embedded part and the tower column counteract the pressure load, therefore, the welding requirement on the embedded bracket is not high, the quality can be ensured, the structural safety is high, when the embedded bracket needs to be dismantled, the embedded bracket can be recovered only by cutting off the joint of the fixed part and the embedded part, the reserved groove is repaired by concrete grouting after recovery, therefore, the embedded bracket is cut off or removed in the later period simply, the appearance of the removed embedded bracket is repaired simply, and potential quality hazards cannot be caused.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a concrete tower embedded bracket system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a concrete tower column embedded bracket according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
fig. 4 is a schematic structural diagram of an embedded part of an embedded bracket of a concrete tower column according to an embodiment of the present invention;
fig. 5 is an installation schematic diagram of a concrete tower embedded bracket system according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a concrete tower column embedded bracket supported on a cross beam according to an embodiment of the present invention;
FIG. 7 is a cross-sectional view B-B of FIG. 6;
fig. 8 is a cross-sectional view of C-C in fig. 6.
In the figure:
1. pre-burying a bracket; 2. reserving a groove; 3. a construction platform; 4. guiding a chain; 5. heavy steel rod members; 6. a first wire rope; 7. a second wire rope; 8. a third wire rope; 9. a tower column; 11. a support portion; 12. a fixed part; 13. embedding parts; 131. welding the plate; 132. fixing the rod; 14. reinforcing mesh sheets; 15. cushion blocks; 16. a distribution beam; 17. a beam template support; 18. a cross member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The embodiment of the invention provides a concrete tower column embedded bracket and an installation method thereof, which can solve the problems that the welding seam between the bracket and an embedded part is high in stress, high in welding requirement, difficult in quality guarantee, low in structural safety, complex in later-stage cutting or dismantling of a bracket, difficult in appearance repair after the bracket is dismantled and easy in quality hidden trouble.
Referring to fig. 1 and 2, a concrete tower pre-embedded bracket system according to an embodiment of the present invention may include: the tower column 9, the preformed groove 2 can be preset in the pouring process of the tower column 9; the embedded part 13, the embedded part 13 can be embedded in the tower column 9 when the tower column 9 is poured, and the embedded part 13 can be located below the preformed groove 2, part of the embedded part 13 can be exposed in the preformed groove 2, and the surface of the exposed part of the embedded part 13 and the bottom surface of the preformed groove 2 can form a plane; pre-buried bracket 1, it can include: the supporting part 11, the supporting part 11 can be used for supporting under the crossbeam, the supporting part 11 and the close side of the tower column 9 can be closely attached to each other; the fixing part 12, the fixing part 12 and the supporting part 11 can be fixedly connected, in this embodiment, the supporting part 11 and the fixing part 12 are both welded and formed by steel plates, the steel plates are welded into a whole by groove welding, the straight joint and the oblique joint of the steel plates are filled with welding seams, the fixing part 12 and the supporting part 11 are fixed into a whole by welding, the fixing part 12 can be inserted into the preformed groove 2, and the bottom of the fixing part 12 can be welded and fixed with the embedded part 13, in this embodiment, the fixing part 12 and the part of the embedded part 13 exposed in the preformed groove 2 are welded and fixed, when the embedded bracket 1 is used for supporting a beam, the pressure load transmitted from the supporting part 11 is transmitted to the embedded part 13 through the fixing part 12, the embedded part 13 is arranged in a tower column and supported by the fixing part 12, the embedded part 13 can transmit the pressure load to the tower column 9, offset pressure load by the column tower 9, consequently need not additionally to fix pre-buried bracket 1 through other modes again, pre-buried bracket 1's quality can be guaranteed to above-mentioned structure, structural security is higher, when needing to demolish pre-buried bracket 1, only need to cut off behind fixed part 12 and the 13 welding departments of built-in fitting, just can retrieve pre-buried bracket 1, it repairs with concrete mud jacking 2 to retrieve the back, consequently, this pre-buried bracket system requires not high to the welding, the quality can be guaranteed, structural security is higher, it is comparatively simple that pre-buried bracket 1 is cut off or demolishd in later stage, and the outward appearance is restoreed simply after pre-buried bracket 1 demolishs, can not form the quality hidden danger.
Referring to fig. 1 and 4, in some embodiments, the embedded part 13 may include a welded plate 131 and a fixing rod 132, the fixing rod 132 may be fixed to the welded plate 131, and the fixing rod 132 may be perpendicular to the welded plate 131, when the tower column 9 is established, the reinforcing mesh 14 may be embedded in an area below the preformed groove 2 where the embedded part 13 is correspondingly disposed, and the reinforcing mesh 14 may be perpendicular to the fixing rod 132, and the reinforcing mesh 14 may be parallel to the welded plate 131.
Referring to fig. 1 to 3, in some embodiments, the fixing portion 12 of the pre-buried bracket 1 is an irregular polygonal body, the fixing portion 12 can extend into the pre-groove 2, the fixing portion 12 can have an inclined top surface and an inclined bottom surface, the inclined bottom surface can be fixed with the pre-buried part 13, the inclined top surface can be located right above the inclined bottom surface, an angle of the bottom surface inclined in a counterclockwise direction with respect to a horizontal plane is smaller than an angle of the top surface inclined in a counterclockwise direction with respect to the horizontal plane, an angle of the bottom surface inclined in the counterclockwise direction with respect to the horizontal plane can be smaller than 15 degrees, an angle of the bottom surface inclined is smaller than an angle of the top surface inclined, the fixing portion 12 can be conveniently installed in the pre-groove 2 and the fixing portion 12 can be conveniently detached from the pre-groove 2, the bottom surface of the fixing portion 12 is slightly inclined to provide a supporting force in a vertical direction and a supporting force in a horizontal direction, the stress condition of the welding position of the fixing part 12 and the embedded part 13 is reduced, the welding requirement between the embedded bracket 1 and the embedded part 13 is further reduced, and the embedded bracket 1 is convenient to mount and dismount.
Referring to fig. 1 and 4, in some embodiments, the embedment 13 may include: one side of the welding plate 131 is embedded in the tower column 9, the other side of the welding plate 131 is exposed in the reserved groove 2, the welding plate 131 can be parallel to the bottom of the fixing part 12, and the welding plate 131 is welded and fixed with the bottom of the fixing part 12; dead lever 132, dead lever 132 can be pre-buried in the column tower 9, and dead lever 132 can be fixed in welded plate 131 to dead lever 132 can be perpendicular to welded plate 131, can be provided with a plurality of dead levers 132, and welded plate 131 can make the atress more even with the bottom of fixed part 12 is parallel, strengthens the supporting role of built-in fitting 13, and dead lever 132 perpendicular to welded plate 131 can further make the atress even, increases this pre-buried bracket system's bearing capacity.
Referring to fig. 1, in some embodiments, the top surface of the preformed groove 2 may be closely attached to the top surface of the fixing portion 12, the side surface of the preformed groove 2 may be closely attached to the side surface of the fixing portion 12, the bottom surface of the preformed groove 2 may be closely attached to the bottom surface of the fixing portion 12, and the fixing portion 12 is closely attached to the preformed groove 2, so that the contact surface between the fixing portion 12 and the preformed groove 2 is stressed more uniformly, the size of the preformed groove 2 is slightly larger than that of the fixing portion 12, and the size of the preformed groove 2 is larger than that of the fixing portion 12, so that the fixing portion 12 may be conveniently installed in the preformed groove 2, and the fixing portion 12 and the embedded part 13 may also be conveniently welded and fixed.
Referring to fig. 5, an installation method of a concrete tower embedded bracket system according to an embodiment of the present invention may include the following steps:
step 1: and pouring the tower column 9, and presetting the preformed groove 2 and the embedded part 13 on the tower column 9.
In some embodiments, when the tower column 9 is poured, the embedded part 13 and the preset preformed groove 2 may be respectively embedded in the tower column 9 when the tower column 9 is constructed to the set section, the embedded part 13 may be located right below the preformed groove 2, and a part of the embedded part 13 is exposed in the preformed groove 2.
Step 2: the fixing part 12 of the embedded bracket 1 is installed in the preformed groove 2.
In some embodiments, the embedded bracket 1 is lifted by a hoisting mechanism, the balance weight method is adopted for auxiliary installation, and the fixing portion 12 is installed in the preformed groove 2, and in some embodiments, before installing the fixing portion 12 of the embedded bracket 1 in the preformed groove 2, the method may include: when the tower column 9 is poured, the rooting points of the guide chains 4 and the construction platform 3 can be arranged on the tower column 9, and an installer can operate on the construction platform 3; the side surface of the supporting part 11 of the embedded bracket 1 can be welded and fixed with a heavy steel rod 5 on the ground of an installation site or in a factory; a first lifting point may be provided on the support portion 11, the support portion 11 may be connected to the first wire rope 6 through the first lifting point, a second lifting point and a third lifting point may be provided on the heavy-duty steel bar 5, the heavy-duty steel bar 5 may be connected to the second wire rope 7 and the third wire rope 8 through the second lifting point and the third lifting point, respectively, and the first wire rope 6, the second wire rope 7, and the third wire rope 8 are disposed at intervals.
In some embodiments, the installing the fixing part 12 of the embedded bracket 1 in the preformed groove 2 may include: a lifting hook of the hoisting mechanism can be simultaneously connected with a first steel wire rope 6, a second steel wire rope 7 and a third steel wire rope 8, a heavy steel rod piece 5 and a supporting part 11 are hoisted by the hoisting mechanism, the embedded bracket 1 is suspended to the notch of the reserved groove 2, the heavy steel rod piece 5 is in a horizontal state at the moment, the length of the second steel wire rope 7 is greater than the distance between an anchoring point of the second steel wire rope 7 and the lifting hook at the moment, and the second steel wire rope 7 is not stressed at the moment; one end of the guide chain 4 can be fixed at the bottom of the fixing part 12, and an installer guides the fixing part 12 into the preformed groove 2 by pulling the guide chain 4; the third steel wire rope 8 is removed, the embedded bracket and the heavy steel rod piece 5 are suspended through the first steel wire rope 6 and the second steel wire rope 7 after the third steel wire rope 8 is removed, the heavy steel rod piece 5 is under the action of self gravity, and one end, far away from the embedded bracket 1, of the heavy steel rod piece 5 inclines downwards; the fixing portion 12 is pushed to enter the preformed groove 2 in the process that the heavy steel rod piece 5 inclines, the fixing portion 12 is tightly attached to the preformed groove 2, after the fixing portion 12 is installed, the heavy steel rod piece 5 is cut and removed from the supporting portion 11, the installation method can avoid the influence of hydraulic climbing of the tower column 9, and the embedded bracket 1 can be directly hoisted into the preformed groove 2 to be installed.
In some embodiments, the second steel wire rope 7 is anchored at the center of gravity of the heavy steel rod 5, after the fixing portion 12 is installed, the heavy steel rod 5 needs to be removed from the supporting portion 11, and after the heavy steel rod 5 is removed from the supporting portion 11, the heavy steel rod 5 is suspended at the center of gravity of the heavy steel rod 5, so that the heavy steel rod 5 can be kept balanced during suspension, and the safety of the site when the heavy steel rod 5 is removed is ensured.
And step 3: the fixing portion 12 is fixed to the embedment 13.
In some embodiments, after the fixing portion 12 is installed in the preformed groove 2, the bottom of the fixing portion 12 needs to be welded and fixed to the embedded part 13, in this embodiment, the construction load of the beam 18 in the vertical direction is transmitted to the supporting portion 11 through the beam formwork support 17 and the distribution beam 16, and finally the construction load is borne by the embedded part 13 and the tower column 9, and the bottom of the fixing portion 12 and the embedded part 13 only need to be fixed through a small amount of welding operation, so that the embedded bracket 1 is convenient to detach in the later period.
In some embodiments, after fixing the fixing portion 12 and the embedded part 13, the method may further include: the gap between the preformed groove 2 and the fixing part 12 can be filled with grouting material, so that the stress between the embedded bracket 1 and the tower column 9 is more uniform.
Referring to fig. 6 to 7, in some embodiments, after the embedded bracket 1 is installed, a cushion block 15 may be fixed above the embedded bracket 1, in this embodiment, the cushion block 15 and the embedded bracket 1 are welded and fixed in a leveling manner, in other embodiments, other fixing manners may be adopted, a distribution beam 16 and a beam template bracket 17 are sequentially installed on the cushion block 15 from bottom to top, and a beam 18 is installed on the beam template bracket 17.
The concrete tower column embedded bracket system and the installation method provided by the embodiment of the invention have the following principles:
the embodiment of the invention provides a concrete tower column embedded bracket system and an installation method thereof, wherein the embedded bracket system can comprise: the tower column 9, the tower column 9 can be preset with a reserve tank 2; the embedded part 13, the embedded part 13 can be embedded in the tower column 9, and the embedded part 13 can be located below the preformed groove 2; pre-buried bracket 1, it includes: the supporting part 11, the supporting part 11 and the side surface of the tower column 9 close to each other can be jointed with each other; the fixing part 12, the fixing part 12 and the supporting part 11 can be fixed, the fixing part 12 can be inserted into the preformed groove 2, and the bottom of the fixing part 12 can be fixed with the embedded part 13, when the embedded bracket system is installed, the preformed groove 2 and the embedded part 13 can be arranged at a set position on the tower 9, the fixing part 12 of the embedded bracket 1 is installed in the preformed groove 2, and the bottom of the fixing part 12 is fixed with the embedded part 13, the embedded part 13 and the tower 9 can be supported at the bottom of the fixing part 12, the pressure load on the supporting part 11 is transmitted to the fixing part 12, the pressure load on the fixing part 12 is transmitted to the embedded part 13 and the tower 9, the pressure load transmitted from the vertical direction of the fixing part 12 can be offset due to the supporting effect of the embedded part 13 and the tower 9 on the bottom of the fixing part 12 in the vertical direction, the bottom of the fixing part 12 has a bottom surface which is inclined in the counterclockwise direction relative to the horizontal plane, the embedded part 13 and the tower column 9 can also play a supporting role in the horizontal direction for the bottom of the fixed part 12, and can offset the pressure load transmitted from the horizontal direction by the fixed part 12, therefore, the embedded bracket system does not mainly offset the load by the welding seam between the embedded bracket 1 and the embedded part 13, the welding requirement between the embedded bracket 1 and the embedded part 13 is not high, the quality can be ensured, the structural safety is higher, when the embedded bracket 1 needs to be removed, only after the joint of the fixed part 12 and the embedded part 13 needs to be cut off, the embedded bracket 1 can be recovered, the reserved groove 2 can be pressed with concrete for grouting repair after recovery, therefore, the embedded bracket 1 is cut off or removed in the later period, and the appearance is repaired simply after the embedded bracket 1 is removed, and no quality hidden trouble can be formed.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a pre-buried bracket system of concrete tower post which characterized in that, it includes:
the tower column (9) is provided with a preformed groove (2) in advance;
the embedded part (13) is embedded in the tower column (9), and the embedded part (13) is positioned below the preformed groove (2);
and pre-buried bracket (1), it includes:
a support part (11), wherein the side surfaces of the support part (11) and the tower column (9) which are close to each other are mutually attached;
the fixing part (12) is fixed with the supporting part (11), the fixing part (12) is inserted into the reserved groove (2), and the bottom of the fixing part (12) is fixed with the embedded part (13).
2. A concrete tower embedded corbel system according to claim 1, wherein the embedment (13) comprises:
one side of the welding plate (131) is exposed in the reserved groove (2), the welding plate (131) is parallel to the bottom surface of the fixing part (12), and the welding plate (131) is fixed to the bottom of the fixing part (12);
the fixing rod (132), the fixing rod (132) is pre-buried in the tower column (9), the fixing rod (132) is fixed with the welding plate (131), and the fixing rod (132) is perpendicular to the welding plate (131).
3. A concrete tower embedded corbel system according to claim 1, wherein:
the fixing part (12) is provided with a bottom surface which is obliquely arranged, the bottom surface is fixed with the embedded part (13), the fixing part (12) is provided with a top surface which is obliquely arranged, the top surface is positioned above the bottom surface, and the inclination angle of the bottom surface relative to the horizontal plane is smaller than that of the top surface relative to the horizontal plane.
4. A concrete tower embedded corbel system as claimed in claim 1, wherein the embedment (13) includes welded plates (131) and fixing rods (132), characterized in that:
reinforcing steel bar meshes (14) are embedded in the corresponding area of the embedded part (13) below the preformed groove (2), the reinforcing steel bar meshes (14) are perpendicular to the fixing rod (132), and the reinforcing steel bar meshes (14) are parallel to the welding plate (131).
5. A concrete tower embedded corbel system according to claim 1, wherein:
the top surface of reserve groove (2) with the top surface laminating of fixed part (12), the side of reserve groove (2) with the side laminating of fixed part (12), the bottom surface of reserve groove (2) with the bottom surface laminating of fixed part (12).
6. A method of installing a concrete tower pre-buried corbel system according to any of claims 1 to 5, comprising the steps of:
pouring the tower column (9), and presetting the preformed groove (2) and the embedded part (13) on the tower column (9);
installing the fixing part (12) of the embedded bracket (1) in the reserved groove (2);
and fixing the fixing part (12) and the embedded part (13).
7. The method of installing a concrete tower embedment bracket system according to claim 6, further comprising, before installing the fixing portion (12) of the embedment bracket (1) in the prepared groove (2):
arranging a rooting point of the guide chain (4) and a construction platform (3) on the tower column (9);
a heavy steel bar member (5) is fixed on the side surface of the supporting part (11);
the supporting part (11) is provided with a first steel wire rope (6), the heavy steel rod piece (5) is provided with a second steel wire rope (7) and a third steel wire rope (8), and the first steel wire rope (6), the second steel wire rope (7) and the third steel wire rope (8) are arranged at intervals.
8. The method of installing a concrete tower embedment bracket system according to claim 7, wherein said installing the fixing portion (12) of the embedment bracket (1) in the reserve tank (2) includes:
hoisting the heavy steel bar member (5) and the supporting part (11) through the first steel wire rope (6), the second steel wire rope (7) and the third steel wire rope (8) to enable the heavy steel bar member (5) to be in a horizontal state, wherein the length of the second steel wire rope (7) is larger than the distance between an anchoring point of the second steel wire rope (7) and a lifting hook;
fixing one end of the guide chain (4) to the fixing part (12), and guiding the fixing part (12) into the reserved groove (2) by pulling the guide chain (4);
releasing the third steel wire rope (8), and suspending the supporting part (11) and the heavy steel rod piece (5) through the first steel wire rope (6) and the second steel wire rope (7) so that one end, away from the supporting part (11), of the heavy steel rod piece (5) is inclined downwards;
and pushing the fixing part (12) to enter the preformed groove (2) and disassembling the heavy steel rod piece (5).
9. The method for installing a concrete tower column pre-buried bracket system according to claim 7, wherein:
the anchoring position of the second steel wire rope (7) is the gravity center of the heavy steel rod piece (5).
10. The method of installing a concrete tower pre-buried bracket system according to claim 6, wherein the fixing portion (12) and the embedded part (13) includes:
and a gap between the preformed groove (2) and the fixing part (12) is filled with grouting material.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU945310A1 (en) * | 1980-09-12 | 1982-07-23 | Новосибирский инженерно-строительный институт им.В.В.Куйбышева | Butt joint of cross-bar with column of ferroconcrete building framework |
| CN201095811Y (en) * | 2007-08-30 | 2008-08-06 | 贵州省桥梁工程总公司 | Assembled steel bracket |
| CN102080353A (en) * | 2010-12-13 | 2011-06-01 | 中铁大桥局集团有限公司 | Detachable bracket and installation method thereof |
| CN103898836A (en) * | 2014-03-03 | 2014-07-02 | 中铁港航局集团有限公司 | Method for construction of high upper beam steel oblique leg prestress support of H-shaped cable bent tower of cable-stayed bridge |
| CN105442453A (en) * | 2015-11-30 | 2016-03-30 | 中交四公局第六工程有限公司 | Construction method for suspension bridge tower crossbeam combination support |
| CN207392451U (en) * | 2017-09-26 | 2018-05-22 | 江西省中宁建筑工程有限公司 | A kind of building armored concrete overhangs girder construction |
| CN109440646A (en) * | 2018-10-10 | 2019-03-08 | 林丹 | A kind of pre-buried bracket device of king-post upper beam construction bracket |
| CN110438902A (en) * | 2019-07-16 | 2019-11-12 | 中交一公局第二工程有限公司 | A kind of assembled load-bearing bracket |
| CN210858770U (en) * | 2019-11-19 | 2020-06-26 | 侯佐林 | Mine mining is with preventing strutting arrangement that collapses |
| CN211621987U (en) * | 2018-11-05 | 2020-10-02 | 山西住工建筑科技有限公司 | Steel beam embedded concrete wall internal structure |
-
2021
- 2021-07-01 CN CN202110744497.8A patent/CN113417372B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU945310A1 (en) * | 1980-09-12 | 1982-07-23 | Новосибирский инженерно-строительный институт им.В.В.Куйбышева | Butt joint of cross-bar with column of ferroconcrete building framework |
| CN201095811Y (en) * | 2007-08-30 | 2008-08-06 | 贵州省桥梁工程总公司 | Assembled steel bracket |
| CN102080353A (en) * | 2010-12-13 | 2011-06-01 | 中铁大桥局集团有限公司 | Detachable bracket and installation method thereof |
| CN103898836A (en) * | 2014-03-03 | 2014-07-02 | 中铁港航局集团有限公司 | Method for construction of high upper beam steel oblique leg prestress support of H-shaped cable bent tower of cable-stayed bridge |
| CN105442453A (en) * | 2015-11-30 | 2016-03-30 | 中交四公局第六工程有限公司 | Construction method for suspension bridge tower crossbeam combination support |
| CN207392451U (en) * | 2017-09-26 | 2018-05-22 | 江西省中宁建筑工程有限公司 | A kind of building armored concrete overhangs girder construction |
| CN109440646A (en) * | 2018-10-10 | 2019-03-08 | 林丹 | A kind of pre-buried bracket device of king-post upper beam construction bracket |
| CN211621987U (en) * | 2018-11-05 | 2020-10-02 | 山西住工建筑科技有限公司 | Steel beam embedded concrete wall internal structure |
| CN110438902A (en) * | 2019-07-16 | 2019-11-12 | 中交一公局第二工程有限公司 | A kind of assembled load-bearing bracket |
| CN210858770U (en) * | 2019-11-19 | 2020-06-26 | 侯佐林 | Mine mining is with preventing strutting arrangement that collapses |
Non-Patent Citations (1)
| Title |
|---|
| 胡雄伟: "重庆寸滩长江大桥桥塔横梁支架设计与施工", 《世界桥梁》 * |
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