CN212248719U - Steel core concrete column reinforcing bar concrete beam ring beam node template reinforcement - Google Patents
Steel core concrete column reinforcing bar concrete beam ring beam node template reinforcement Download PDFInfo
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- CN212248719U CN212248719U CN202020852336.1U CN202020852336U CN212248719U CN 212248719 U CN212248719 U CN 212248719U CN 202020852336 U CN202020852336 U CN 202020852336U CN 212248719 U CN212248719 U CN 212248719U
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Abstract
A steel pipe concrete column steel reinforced concrete beam ring beam node template reinforcing member comprises a first conical sleeve, a round steel pull rod, a steel flat belt, an arc-shaped template, an arc-shaped double-square pipe and a T-shaped connecting rod; the first conical sleeve is connected with the steel column in a welding mode; the two ends of the round steel pull rod are provided with screw threads, one end of the round steel pull rod is in threaded connection with the first conical sleeve, and the other end of the round steel pull rod is in threaded connection with the second conical sleeve of the T-shaped connecting rod; the arc-shaped template is an arc-shaped clear water template; the arc double-square tube is a square tube with two radians; t type connecting rod includes T type round steel mobile jib, and the tip welding has second toper sleeve, and main atress pole has cup jointed first nut and perforation channel-section steel, and the middle part of perforation channel-section steel is provided with the perforation. The round steel pull rod is installed after the installation of the steel bars at the span node of the ring beam is finished, so that the influence on the installation of the steel bars can be avoided, and the installation efficiency of the steel bars is improved; the problem that the abutted seam of the side die and the bottom die is not tight is solved through the arc-shaped steel flat belt with the self-locking function.
Description
Technical Field
The utility model relates to a building node consolidates technical field, more specifically says, in particular to steel core concrete column reinforcing bar concrete beam ring beam node template reinforcement.
Background
The ring beam joint of the steel tube concrete column and the steel reinforced concrete beam is in a cylindrical shape, the height of the ring beam expansion joint is slightly higher than that of the beam, and the ring beam expansion joint is divided into four arc single-sided cylinders by the beam connected with the ring beam joint, wherein the supporting form of the side template of the ring beam joint is a difficult point.
According to the existing scheme, a bottom die of a ring beam expansion joint is cut into a ring-shaped template with the size of the ring beam joint by a wood template, and a side die adopts an arc-shaped wood template. The bottom die is supported by a steel pipe scaffold and a wood square column, the side die vertically adopts double steel pipes, the hoop is manufactured by steel bars in the hoop direction, and the hoop is reinforced by welding a screw rod and a steel column.
However, the existing solutions have the following disadvantages: firstly, a screw needs to be welded with a steel column in advance, and a certain influence is exerted on the reinforcing steel bars in the expanded node area of the ring beam; secondly, when concrete is poured, slurry is easy to leak from the reinforcing screw rod; the bottom template and the side template are not tightly spliced, so that slurry leakage is easily caused; fourthly, when the mold is removed, the mold is difficult to remove under the influence of the exposed screw rod; and fifthly, after the template is removed, cutting off the reinforcing screw rod, chiseling the screw rod into a horn mouth, and then plugging and repairing by adopting mortar.
SUMMERY OF THE UTILITY MODEL
(1) Technical problem
Therefore, how to solve the above problems in the prior art becomes a problem to be solved urgently by those skilled in the art.
(2) Technical scheme
To the above problem, the present invention provides a steel core concrete column steel reinforced concrete beam ring beam node template reinforcement.
A steel pipe concrete column steel reinforced concrete beam ring beam node template reinforcing member comprises a first conical sleeve, a round steel pull rod, a steel flat belt, an arc-shaped template, an arc-shaped double-square pipe and a T-shaped connecting rod;
the first conical sleeve is connected with the steel column in a welding mode; the first conical sleeve is an integrated structure comprising a circular truncated cone sleeve and a cylinder end, and a groove is formed in one side, close to the steel column, of the cylinder end, so that the first conical sleeve can be conveniently welded with the steel column; an internal thread is arranged inside the circular truncated cone sleeve;
two ends of the round steel pull rod are provided with screw threads, and the length of the screw threads is not shorter than that of the internal thread of the first conical sleeve; the screw thread is matched with the internal thread of the first conical sleeve; one end of the round steel pull rod is in threaded connection with the first conical sleeve, and the other end of the round steel pull rod is in threaded connection with the second conical sleeve of the T-shaped connecting rod;
the arc-shaped template is an arc-shaped clear water template, the arc-shaped template is provided with a preformed hole, and the preformed hole corresponds to the round steel pull rod in position; the aperture of the preformed hole is equal to the outer diameter of the cylindrical end of the first conical sleeve;
the steel flat belt is a strip-shaped steel belt; the two end parts of the flat steel belt are connected by adopting a self-locking connecting card; the steel flat belt is sleeved at the bottom of the outer side of the arc-shaped template and is fastened with the arc-shaped template;
the arc double-square tube is two square tubes with radians; a plurality of battens are vertically arranged between the arc-shaped double-square tube and the arc-shaped template; the radius of the arc-shaped double-square pipe is equal to the sum of the radius of the arc-shaped template and the width of the batten; the steel flat belt is sleeved at the bottom end of the outer side of the batten and plays a fastening role;
the T-shaped connecting rod comprises a T-shaped round steel main rod, a second conical sleeve is welded at the end part of the T-shaped round steel main rod, and the structure of the second conical sleeve is the same as that of the first conical sleeve; the main stress rod of the T-shaped round steel main rod is fully screwed, and a first nut and a perforated channel steel are sleeved on the main stress rod of the T-shaped round steel main rod; a through hole is formed in the middle of the through hole channel steel, and the T-shaped round steel main rod penetrates through the through hole; the punching channel steel is used for fixing the arc-shaped double-square pipe, and the height of the cross section of the punching channel steel is equal to the overall thickness of the arc-shaped double-square pipe;
furthermore, the end part of the steel flat belt is of a double-layer steel flat belt structure formed by folding the steel flat belt once, and the length of the folded steel flat belt is 1-5 cm; the self-locking connecting card corresponding to the flat steel belt comprises a main card body, a first card wing, a second card wing and a screw rod; the main clamp body is in a cuboid shape, the middle of the main clamp body is arranged in a hollow mode, a bolt hole is formed in one end of the main clamp body, the screw rod penetrates through the bolt hole and is in threaded connection with the main clamp body, one part of the screw rod is located inside the main clamp body, and the other part of the screw rod is located outside the main clamp body; the inner side of the other end of the main clamping body is connected with a first clamping wing in a welding mode, and one end, located inside the main clamping body, of the screw is connected with a second clamping wing in a welding mode through a connecting block; the screw rod sleeve is provided with a second nut used for fixing the position of the screw rod;
the first clamping wing and the second clamping wing have the same structure;
the first clamping wing is of a groove shape with an upward opening, and the longitudinal section of the first clamping wing is U-shaped; the width of the slot of the first clip wing is equal to the thickness of the flat steel band.
Furthermore, the end part of the steel flat belt is a hook-shaped steel flat belt structure formed by folding the steel flat belt per se twice at 90 degrees; the self-locking connecting card corresponding to the flat steel belt comprises a main card body, a first card wing, a second card wing and a screw rod; the main clamp body is in a cuboid shape, the middle of the main clamp body is arranged in a hollow mode, a bolt hole is formed in one end of the main clamp body, the screw rod penetrates through the bolt hole and is in threaded connection with the main clamp body, one part of the screw rod is located inside the main clamp body, and the other part of the screw rod is located outside the main clamp body; the inner side of the other end of the main clamping body is connected with a first clamping wing in a welding mode, and one end, located inside the main clamping body, of the screw is connected with a second clamping wing in a welding mode through a connecting block; the screw rod is sleeved with a second nut;
the first clamping wing and the second clamping wing have the same structure;
the first clamping wing is of a groove-shaped structure with an opening facing towards the steel column side, and the upper part and the lower part of the opening end of the first clamping wing are respectively provided with a stop block for fixing the steel flat belt;
the thickness of the hook-shaped flat steel band structure is equal to the longitudinal length of the stop block of the first clamping wing.
Further, the die block is formed by splicing four 1/4 circular die plates.
Furthermore, the first conical sleeve is uniformly welded on the outer wall of the steel column.
Furthermore, the number of the round steel pull rods is consistent with that of the first conical sleeves.
Furthermore, the number of the arc-shaped double-square pipes is consistent with the number of the rows of the first conical sleeves;
furthermore, the thickness of the steel flat belt is 2mm, and the width of the steel flat belt is 100 mm.
Further, the number of the first nuts is two.
(3) Advantageous effects
Firstly, after the ring beam is demoulded by using the reinforcing member, the surface of the ring beam does not leak slurry and has no honeycomb, and the appearance effect is excellent;
one end of the round steel pull rod is in threaded connection with the first conical sleeve, the other end of the round steel pull rod is in threaded connection with the second conical sleeve of the T-shaped connecting rod, and the round steel pull rod is installed after the installation of the ring beam span node steel bars is completed, so that the influence on the installation of the steel bars can be avoided, and the installation efficiency of the steel bars is improved;
the problem of reinforcement of the part of the ring beam with the expanded node higher than the beam height is solved through the arc-shaped steel flat belt with the self-locking function, and the problem of untight abutted seam of the side mold and the bottom mold is solved;
when the formwork is disassembled, the whole arc-shaped side formwork can be disassembled only by screwing out the T-shaped connecting rod with the second conical sleeve, the formwork is convenient to disassemble, and the surface of concrete cannot be damaged;
after the T-shaped connecting rod with the conical sleeve is removed, a horn mouth is naturally formed on the surface of concrete, so that the concrete scraping and chiseling of a screw rod cutting machine for repairing the screw rod are avoided, and the labor cost is saved;
and the detached T-shaped connecting rod with the conical sleeve can be repeatedly used, so that the investment cost is saved.
Drawings
Fig. 1 is a schematic overall structure diagram of a concrete filled steel tubular column steel bone concrete beam ring beam node template reinforcing member in the first embodiment;
FIG. 2 is a schematic view of a first tapered sleeve according to one embodiment;
FIG. 3 is a schematic view of a round steel pull rod structure in accordance with one embodiment;
FIG. 4 is a schematic view of a T-shaped connecting rod according to a first embodiment;
FIG. 5 is a schematic view of a steel structure of a perforated slot according to an embodiment
FIG. 6 is a schematic cross-sectional view of an arc-shaped double-sided tube in one embodiment;
3 FIG. 3 7 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 6 3 according 3 to 3 one 3 embodiment 3; 3
FIG. 8 is a schematic connection diagram of a concrete filled steel tubular column steel bone concrete beam ring beam node template reinforcing member in the first embodiment;
FIG. 9 is a schematic view of a self-locking connector card according to one embodiment;
FIG. 10 is a schematic diagram of a connection structure of the flat steel band via the self-locking connection according to one embodiment;
FIG. 11 is a schematic view of a self-locking connector card according to a second embodiment;
fig. 12 is a schematic diagram of a connection structure of the flat steel band via the self-locking connection according to the second embodiment.
In the figure: 1 is a first conical sleeve, 11 is an internal thread; 2 is a round steel pull rod, 21 is a screw thread; 3 is a steel flat belt, 4 is an arc-shaped template, and 41 is a reserved hole; 5 is an arc-shaped double-square tube, 6 is a T-shaped connecting rod, 61 is a second conical sleeve, 62 is a first nut, 63 is a perforated channel steel, and 631 is a perforation; 7 is a steel column, 8 is a self-locking connecting clamp, 81 is a main clamp body, 82 is a first clamping wing, 821 is a stop block, 83 is a second wing clamp, 84 is a screw rod, 85 is a second nut, and 86 is a connecting block; 9 is a wood strip, 10 is a bottom die.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In a first specific embodiment, as shown in fig. 1-8, a steel pipe concrete column reinforced concrete beam ring beam node template reinforcing member comprises a first conical sleeve 1, a round steel pull rod 2, a steel flat belt 3, an arc template 4, an arc double-square pipe 5 and a T-shaped connecting rod 6;
the first conical sleeve 1 is connected with the steel column 7 in a welding mode, and is provided with a plurality of rows, and each row is uniformly welded on the outer wall of the steel column; as shown in fig. 2, the first tapered sleeve 1 is an integrated structure including a circular truncated cone sleeve and a cylinder end, and a bevel is formed on one side of the cylinder end close to the steel column, so as to be conveniently welded with the steel column 7; an internal thread 11 is arranged inside the circular truncated cone sleeve of the first conical sleeve 1.
As shown in fig. 3, two ends of the round steel pull rod 2 are provided with screw threads 21, and the length of the screw threads is not shorter than that of the internal thread of the first conical sleeve; the screw thread is matched with the internal thread of the first conical sleeve; one end of the round steel pull rod 2 is in threaded connection with the first conical sleeve 1, and the other end of the round steel pull rod 2 is in threaded connection with the second conical sleeve 61 of the T-shaped connecting rod 6. The number of the round steel pull rods is consistent with that of the first conical sleeves.
The arc-shaped template 4 is an arc-shaped clear water template, the arc-shaped template is provided with a preformed hole 41, and the preformed hole 41 corresponds to the round steel pull rod 2 in position; the diameter of the prepared hole 41 is equal to the outer diameter of the cylindrical end of the first conical sleeve 1; the die also comprises a bottom die 10 which is formed by splicing four 1/4 circular templates.
The steel flat belt 3 is a strip-shaped steel belt, the thickness of the steel flat belt is 2mm, and the width of the steel flat belt is 100 mm. Two ends of the steel flat belt are connected by a self-locking connecting clamp 8. As shown in fig. 9 and 10, in the embodiment of the present invention, the end of the steel flat belt 3 is a double-layer steel flat belt structure formed by folding the steel flat belt itself once, and the length of the folded steel flat belt is 1-5 cm; the self-locking connecting clamp 8 corresponding to the flat steel belt comprises a main clamp body 81, a first clamp wing 82, a second clamp wing 83 and a screw 84; the main card body 81 is in a cuboid shape, the middle of the main card body is hollow, a bolt hole is formed in one end of the main card body, a screw 84 penetrates through the bolt hole, the screw 84 is in threaded connection with the main card body 81, one part of the screw 84 is located inside the main card body 81, and the other part of the screw 84 is located outside the main card body 81; the inner side of the other end of the main clamping body 81 is connected with a first clamping wing 82 in a welding mode, and one end, located inside the main clamping body, of the screw 84 is connected with a second clamping wing 83 in a welding mode through a connecting block 86; the screw 84 is sleeved with two second nuts 85, namely, the position of the screw 84 is fixed by using double nuts. The first clip wing 82 and the second clip wing 83 have the same structure, the first clip wing 82 is a groove with an upward opening, the longitudinal section of the first clip wing is U-shaped, and the width of the groove of the first clip wing is equal to the thickness of the steel flat belt.
The principle of the self-locking connecting card is similar to that of a belt, the self-locking connecting card has a self-locking function, the steel flat belt is a strip-shaped ultrathin steel belt, the steel flat belt with a specified length is selected according to a design drawing, two ends of the steel flat belt are folded once or for multiple times, the thicknesses of the two ends of the steel flat belt are thickened, one end of the steel flat belt is clamped into a groove of a first clamping wing of a self-locking connector, the other end of the steel flat belt is clamped into a groove of a second clamping wing, the thickness of the folded steel flat belt is increased, and the two clamping wings fix the steel flat belt; meanwhile, due to the fact that the screw rod is in threaded connection with the main clamping body, the screw rod rotates to adjust the position of the second clamping wing connected with the screw rod, the size of a ring formed by the steel flat belt in a surrounding mode is further adjusted, the degree of the required steel flat belt in the surrounding mode can be finely adjusted according to the design of an actual design drawing, the bottom of the ring beam is locked, and the bottom film and the side die are guaranteed to be reinforced seamlessly to avoid slurry leakage.
The arc-shaped double-square tube 5 is two square tubes with radian, as shown in fig. 6-8, a plurality of battens 9 are vertically arranged between the arc-shaped double-square tube 5 and the arc-shaped template 4. The radius of the arc-shaped double-square pipes 5 is equal to the sum of the radius of the arc-shaped template 4 and the width of the battens 9, and the number of the arc-shaped double-square pipes is consistent with the number of rows of the first conical sleeves. The steel flat belt 3 is sleeved at the bottom end of the outer side of the batten 9 to play a role in fastening.
The T-shaped connecting rod 6 comprises a T-shaped round steel main rod, as shown in fig. 4-5, a second tapered sleeve 61 is welded at the end of the T-shaped round steel main rod, and the structure of the second tapered sleeve 61 is the same as that of the first tapered sleeve 1. The main stress rod of the T-shaped round steel main rod is fully threaded and is sleeved with a first nut 62 and a perforated channel steel 63. A through hole 631 is formed in the middle of the through hole channel steel 63, and the T-shaped round steel main rod penetrates through the through hole; the punching channel steel 63 is used for fixing the arc-shaped double-square pipe 5, and the height of the section of the punching channel steel 63 is equal to the overall thickness of the arc-shaped double-square pipe 5;
the second embodiment of the present invention:
the reinforcing piece of the ring beam node template of the steel tube concrete column steel reinforced concrete beam has the same structure as that of the first embodiment in the structure of a first conical sleeve, a round steel pull rod, an arc template, an arc double-square tube and a T-shaped connecting rod;
the steel flat belt and the adopted self-locking connecting clamp are different in structure, as shown in fig. 11 and 12, the end part of the steel flat belt 3 is a hook-shaped steel flat belt structure formed by folding the steel flat belt per se twice at 90 degrees; the self-locking connection clip 8 corresponding to the flat steel band comprises a main clip body 81, a first clip wing 82, a second clip wing 83 and a screw 84. The main clamping body 81 and the screw 84 have the same structure as the first embodiment; the inner side of the other end of the main clamping body 81 is connected with a first clamping wing 82 in a welding mode, and one end, located inside the main clamping body, of the screw 84 is connected with a second clamping wing 83 in a welding mode through a connecting block 86; the screw 84 is sleeved with a second nut 85. The first clamping wing 82 and the second clamping wing 83 have the same structure, the first clamping wing 82 is of a groove-shaped structure with an opening facing the steel column side, and the upper part and the lower part of the opening end of the first clamping wing are respectively provided with a stop 821 for fixing the steel flat belt 3. The thickness of the hook-shaped flat steel band structure is equal to the longitudinal length of the stop 821 of the first clip wing.
The principle of the self-locking connecting clamp is similar to that of a belt, the self-locking connecting clamp has a self-locking function, the steel flat belt is a strip-shaped ultrathin steel belt, the steel flat belt with the designated length is selected according to a design drawing, two ends of the steel flat belt are folded twice at a 90-degree right angle to form hook-shaped steel flat belt end portions, and hook grooves are formed in the two ends of the steel flat belt. One end of the hook-shaped steel flat belt is clamped into a groove of a first clamping wing of the self-locking connector, the other end of the hook-shaped steel flat belt is clamped into a groove of a second clamping wing, the end parts of the hook-shaped steel flat belt at the two ends of the steel flat belt hook the two clamping wings, and the two clamping wings fix the steel flat belt to prevent the steel flat belt from moving. Meanwhile, due to the fact that the screw rod is in threaded connection with the main clamping body, the screw rod rotates to adjust the position of the second clamping wing connected with the screw rod, the size of a ring formed by the steel flat belt in a surrounding mode is further adjusted, the degree of the required steel flat belt in the surrounding mode can be finely adjusted according to the design of an actual design drawing, the bottom of the ring beam is locked, and the bottom film and the side die are guaranteed to be reinforced seamlessly to avoid slurry leakage.
The method for reinforcing the ring beam expansion joint by using the reinforced concrete filled steel tubular column steel reinforced concrete beam ring beam joint template in the first embodiment or the second embodiment of the invention is as follows:
firstly, welding a first conical sleeve;
and measuring the position of the first conical sleeve on the side surface of the steel column of the ring beam node by using a box ruler according to the design position of the first conical sleeve of the designed section view and plan view, and welding the first conical sleeve with the steel column.
This first toper sleeve compares with straight threaded connection sleeve, is one end cylinder in the shape, and the other end is the round platform shape to at the tip of cylinder grooving, be convenient for weld with the steel column.
In a third embodiment of the present invention, the cylindrical end of the first tapered sleeve is designed to be 35mm in diameter and 40mm high; the diameter of the upper bottom surface of the conical sleeve end is 25mm, the depth of the internal thread of the conical sleeve end is 20mm, and the diameter of the internal thread is 25 mm.
Secondly, mounting a round steel pull rod with screw threads at two ends;
after the binding of the steel bars of the ring beam enlarged node is finished, one end of the round steel pull rod with screw threads at two ends is screwed into the first conical sleeve according to the position of the welded and positioned first conical sleeve.
The two ends of the round pull rod are sleeved with screw threads, the length of each screw thread is matched with the first conical sleeve and the second conical sleeve which are connected with the two ends of the round pull rod, and a certain allowance is reserved for the general screw threads. The size of the round pull rod is set according to actual conditions.
The utility model discloses a third embodiment, 16 round steel that length was 790mm are selected to circular pull rod, and its both ends mantle fiber length is 40mm respectively.
Thirdly, installing an arc-shaped template and a steel flat belt;
the arc-shaped template is provided with a preformed hole in advance according to the position of a circular pull rod designed according to a drawing, the preformed hole is the outer diameter of the end of the cylinder of the first conical sleeve, and slurry leakage caused by overlarge preformed hole is avoided.
After the arc-shaped template is arranged at a designed designated position, a bottom die is arranged at the same time, and the bottom die is formed by splicing four 1/4 circular templates; a plurality of battens are vertically placed on the periphery of the arc-shaped template, the steel flat belt is sleeved at the bottom of the outer side of the battens to play a role in fastening, the steel flat belt is installed, the steel flat belt is clamped by the self-locking connecting clamp connected with the end portion of the steel flat belt, the bottom of the ring beam is locked, and the bottom die and the side die are guaranteed to be reinforced seamlessly to avoid slurry leakage.
In the third embodiment of the utility model, the arc-shaped template adopts a 15mm thick arc-shaped clear water template; the batten adopts 5 x 10 battens. The steel flat belt has a thickness of 2mm and a width of 100 mm.
Fourthly, mounting an arc-shaped double-square tube and a T-shaped connecting rod;
laying the arc-shaped two-side pipes outside the battens, screwing in a T-shaped connecting rod with a second conical sleeve to connect the T-shaped connecting rod with the outer end of the round pull rod,
the arc double-square tube is formed by processing a common square tube according to the ring beam to enlarge the radius of the node, and the arc is smooth and tight in edge joint. The size of the arc-shaped square tube is matched with that of the template, so that the template is ensured not to deform after being reinforced.
T type connecting rod by T style of calligraphy round steel mobile jib for full cover screw thread, the tip welding has second toper sleeve, is furnished with supporting double nut and perforation channel-section steel simultaneously, perforation channel-section steel cross-section height should just in time retrain the two square pipes of arc. And the second conical sleeve is coated with a release agent in advance, so that later screwing and repeated use are facilitated.
T type connecting rod and arc double square pipe can have enough to meet the need the use.
In a third embodiment of the present invention,
the arc double-square pipe adopts two bending mouths 50x30x3 square tube, and is bent into an arc square pipe with an inner ring radius of 1670 mm. The T-shaped connecting rod is a full-sleeved screw thread, the length of a main rod of the T-shaped connecting rod is 285mm, the T-shaped handle is made of round steel and is 200mm, and the main rod and the handle are in full-welded connection; the perforated channel steel is a bent steel plate with the diameter of 40mm multiplied by 116mm, and a perforation with the diameter of 20mm is arranged in the middle of the steel plate.
In addition, the ring beam expansion joint can be reinforced by adopting a shaping steel die.
The specific method comprises the following steps: the bottom surface and the side surface of the ring beam expansion joint are made of shaped steel templates, the bottom template is formed by splicing four 1/4 ring-shaped templates, and the side template is formed by splicing four 1/4 arc-shaped steel side templates. The bottom die is vertically supported by a steel pipe scaffold, the bottom die is connected with the bottom die through bolts with the diameter of 20mm, the bottom die is connected with the side die through bolts with the diameter of 20mm, and the joint seams are adhered by double-sided adhesive tapes so as to prevent slurry leakage during concrete pouring.
Utilize the utility model discloses above-mentioned embodiment's reinforcement carries out ring beam and enlarges the node and consolidate, and ring beam surface does not leak thick liquid, does not have the honeycomb, and the impression effect is splendid.
One end of the round steel pull rod is in threaded connection with the first conical sleeve, the other end of the round steel pull rod is in threaded connection with the second conical sleeve of the T-shaped connecting rod, and the round steel pull rod is installed after the installation of the steel bars at the span node of the ring beam is finished, so that the influence on the installation of the steel bars can be avoided, and the installation efficiency of the steel bars is improved;
the arc-shaped steel flat belt with the self-locking function solves the problem of reinforcement of the part of the ring beam with the expanded node higher than the beam height, and solves the problem of untight abutted seam between the side die and the bottom die;
when the formwork is disassembled, the whole arc-shaped side formwork can be disassembled only by screwing out all the T-shaped connecting rods with the second conical sleeves, the formwork is convenient to disassemble, and the surface of concrete cannot be damaged;
after the T-shaped connecting rod with the conical sleeve is removed, a horn mouth is naturally formed on the surface of concrete, so that the concrete picking and chiseling of a screw rod cutting machine for repairing the screw rod are avoided, and the labor cost is saved;
the detached T-shaped connecting rod with the conical sleeve and the arc-shaped double-side pipe can be repeatedly used, and the investment cost is saved.
The present invention is not limited to the above embodiments, and any person can obtain other products in various forms according to the teaching of the present invention. All the equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a steel core concrete column reinforcing bar concrete beam ring beam node template reinforcement which characterized in that: comprises a first conical sleeve, a round steel pull rod, a steel flat belt, an arc-shaped template, an arc-shaped double-square tube and a T-shaped connecting rod;
the first conical sleeve is connected with the steel column in a welding mode; the first conical sleeve is an integrated structure comprising a circular truncated cone sleeve and a cylinder end, and a groove is formed in one side, close to the steel column, of the cylinder end, so that the first conical sleeve can be conveniently welded with the steel column; an internal thread is arranged inside the circular truncated cone sleeve;
two ends of the round steel pull rod are provided with screw threads, and the length of the screw threads is not shorter than that of the internal thread of the first conical sleeve; the screw thread is matched with the internal thread of the first conical sleeve; one end of the round steel pull rod is in threaded connection with the first conical sleeve, and the other end of the round steel pull rod is in threaded connection with the second conical sleeve of the T-shaped connecting rod;
the arc-shaped template is an arc-shaped clear water template, the arc-shaped template is provided with a preformed hole, and the preformed hole corresponds to the round steel pull rod in position; the aperture of the preformed hole is equal to the outer diameter of the cylindrical end of the first conical sleeve;
the steel flat belt is a strip-shaped steel belt; the two end parts of the flat steel belt are connected by adopting a self-locking connecting card; the steel flat belt is sleeved at the bottom of the outer side of the arc-shaped template and is fastened with the arc-shaped template;
the arc double-square tube is two square tubes with radians; a plurality of battens are vertically arranged between the arc-shaped double-square tube and the arc-shaped template; the radius of the arc-shaped double-square pipe is equal to the sum of the radius of the arc-shaped template and the width of the batten; the steel flat belt is sleeved at the bottom end of the outer side of the batten;
the T-shaped connecting rod comprises a T-shaped round steel main rod, a second conical sleeve is welded at the end part of the T-shaped round steel main rod, and the structure of the second conical sleeve is the same as that of the first conical sleeve; the main stress rod of the T-shaped round steel main rod is fully screwed, and a first nut and a perforated channel steel are sleeved on the main stress rod of the T-shaped round steel main rod; a through hole is formed in the middle of the through hole channel steel, and the T-shaped round steel main rod penetrates through the through hole; the perforation channel steel is used for fixing the arc-shaped double-side pipe, and the cross section height of the perforation channel steel is equal to the overall thickness of the arc-shaped double-side pipe.
2. The steel core concrete column steel reinforced concrete beam ring beam node template reinforcing member of claim 1, which is characterized in that:
the end part of the steel flat belt is of a double-layer steel flat belt structure formed by folding the steel flat belt once, and the length of the folded steel flat belt is 1-5 cm; the self-locking connecting card corresponding to the flat steel belt comprises a main card body, a first card wing, a second card wing and a screw rod; the main clamp body is in a cuboid shape, the middle of the main clamp body is arranged in a hollow mode, a bolt hole is formed in one end of the main clamp body, the screw rod penetrates through the bolt hole and is in threaded connection with the main clamp body, one part of the screw rod is located inside the main clamp body, and the other part of the screw rod is located outside the main clamp body; the inner side of the other end of the main clamping body is connected with a first clamping wing in a welding mode, and one end, located inside the main clamping body, of the screw is connected with a second clamping wing in a welding mode through a connecting block; the screw rod sleeve is provided with a second nut used for fixing the position of the screw rod;
the first clamping wing and the second clamping wing have the same structure;
the first clamping wing is of a groove shape with an upward opening, and the longitudinal section of the first clamping wing is U-shaped; the width of the slot of the first clip wing is equal to the thickness of the flat steel band.
3. The steel core concrete column steel reinforced concrete beam ring beam node template reinforcing member of claim 1, which is characterized in that:
the end part of the steel flat belt is a hook-shaped steel flat belt structure formed by folding the steel flat belt per se twice at 90 degrees; the self-locking connecting card corresponding to the flat steel belt comprises a main card body, a first card wing, a second card wing and a screw rod; the main clamp body is in a cuboid shape, the middle of the main clamp body is arranged in a hollow mode, a bolt hole is formed in one end of the main clamp body, the screw rod penetrates through the bolt hole and is in threaded connection with the main clamp body, one part of the screw rod is located inside the main clamp body, and the other part of the screw rod is located outside the main clamp body; the inner side of the other end of the main clamping body is connected with a first clamping wing in a welding mode, and one end, located inside the main clamping body, of the screw is connected with a second clamping wing in a welding mode through a connecting block; the screw rod is sleeved with a second nut;
the first clamping wing and the second clamping wing have the same structure;
the first clamping wing is of a groove-shaped structure with an opening facing towards the steel column side, and the upper part and the lower part of the opening end of the first clamping wing are respectively provided with a stop block for fixing the steel flat belt;
the thickness of the hook-shaped flat steel band structure is equal to the longitudinal length of the stop block of the first clamping wing.
4. The steel reinforced concrete beam ring beam joint template reinforcing member of the steel tubular concrete column as claimed in claim 2 or 3, wherein: the die block is formed by splicing four 1/4 circular templates.
5. The steel core concrete column steel reinforced concrete beam ring beam node template reinforcing member of claim 4, wherein: the first conical sleeves are uniformly welded on the outer wall of the steel column, and the number of the round steel pull rods is consistent with that of the first conical sleeves.
6. The steel core concrete column steel reinforced concrete beam ring beam node template reinforcing member of claim 5, which is characterized in that: the number of the arc-shaped double-square pipes is consistent with the number of the rows of the first conical sleeves.
7. The steel core concrete column steel reinforced concrete beam ring beam node template reinforcing member of claim 6, which is characterized in that: the steel flat belt is 2mm in thickness and 100mm in width.
8. The steel core concrete column steel reinforced concrete beam ring beam node template reinforcing member of claim 7, which is characterized in that: the number of the first nuts is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020852336.1U CN212248719U (en) | 2020-05-20 | 2020-05-20 | Steel core concrete column reinforcing bar concrete beam ring beam node template reinforcement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020852336.1U CN212248719U (en) | 2020-05-20 | 2020-05-20 | Steel core concrete column reinforcing bar concrete beam ring beam node template reinforcement |
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| CN212248719U true CN212248719U (en) | 2020-12-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232993A (en) * | 2021-12-07 | 2022-03-25 | 中建八局南方建设有限公司 | Multi-directional adjustable sleeve device for aluminum mould of steel reinforced concrete member and construction method |
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2020
- 2020-05-20 CN CN202020852336.1U patent/CN212248719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232993A (en) * | 2021-12-07 | 2022-03-25 | 中建八局南方建设有限公司 | Multi-directional adjustable sleeve device for aluminum mould of steel reinforced concrete member and construction method |
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