CN211571691U - Connecting device for improving butt joint degree of pile and column steel bar straight thread joint - Google Patents
Connecting device for improving butt joint degree of pile and column steel bar straight thread joint Download PDFInfo
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- CN211571691U CN211571691U CN201922135022.XU CN201922135022U CN211571691U CN 211571691 U CN211571691 U CN 211571691U CN 201922135022 U CN201922135022 U CN 201922135022U CN 211571691 U CN211571691 U CN 211571691U
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Abstract
The utility model discloses a connecting device for improving the butt joint degree of a pile and column steel bar straight thread joint, which comprises two positioning mechanisms and a plurality of vertical fixed frameworks, wherein the end parts of two steel bar cages to be butted respectively correspond to and are detachably provided with one positioning mechanism; a plurality of vertical skeleton positioning holes are formed in any positioning mechanism at intervals, two corresponding vertical skeleton positioning holes in the two positioning mechanisms are communicated along the axis direction of the steel reinforcement cage to be butted, any vertical fixing skeleton sequentially penetrates through the two corresponding vertical skeleton positioning holes along the axis direction of the steel reinforcement cage to be butted and is fixedly connected with the two vertical skeleton positioning holes, and at the moment, the steel reinforcements of the two steel reinforcement cages to be butted are in one-to-one correspondence and aligned along the axial direction. The utility model discloses can be rapidly and accurate in stake, post reinforcing bar connection correct two steel reinforcement cage's reinforcing bar (main muscle) position, improve steel reinforcement cage connection efficiency and quality.
Description
Technical Field
The utility model relates to a steel reinforcement cage butt joint auxiliary assembly technical field. More specifically, the utility model relates to an improve connecting device of stake, post steel bar straight thread joint butt joint degree.
Background
In order to ensure the tensile strength of the pile body concrete, a steel reinforcement cage is usually required to be firstly placed in a pile hole, then a guide pipe is inserted for concrete pouring, and finally a reinforced concrete structure with standard compressive strength and standard tensile strength is formed.
For convenience of manufacturing and hoisting, the length of the existing prefabricated reinforcement cage is certain, and for pile holes with overlarge depths, a plurality of reinforcement cages are required to be hoisted into orifices in sequence, the orifices are connected with the reinforcement cages in sequence to form a whole, and finally, the prefabricated reinforcement cage is hoisted into the pile holes, when any two reinforcement cages are connected, two reinforcement ends opposite to each other along the axial direction are required to be aligned, especially for the reinforcement cages with the reinforcement bars connected through threads, the requirement on the coaxiality of the reinforcement bars is high, a special reinforcement cage butt joint device is required to be provided, the existing reinforcement cage butt joint device cannot ensure the integral alignment of the reinforcement cages, the angle deviation exists between the reinforcement bars, the concentricity of the reinforcement bars cannot be ensured, the connection construction difficulty is further caused, the quality of the integral reinforcement cage cannot be ensured, the existing reinforcement cage butt joint device is complex in installation and disassembly operation, and the construction efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses it is still another purpose to provide an improve the connecting device of stake, the straight screwed joint butt joint degree of post reinforcing bar, its reinforcing bar (main muscle) position that can be rapid and accurate two steel reinforcement cages of correction in stake, the connection of post reinforcing bar improves steel reinforcement cage connection efficiency and quality.
In order to achieve these objects and other advantages in accordance with the present invention, there is provided a connecting device for improving the butt joint degree of a straight threaded joint for reinforcing bars of piles and columns, comprising two positioning mechanisms and a plurality of vertical fixing frameworks, wherein one positioning mechanism is detachably mounted on each of the ends of two reinforcement cages to be butted; a plurality of vertical skeleton positioning holes are formed in any positioning mechanism at intervals, two corresponding vertical skeleton positioning holes in the two positioning mechanisms are communicated along the axis direction of the steel reinforcement cage to be butted, any vertical fixing skeleton sequentially penetrates through the two corresponding vertical skeleton positioning holes along the axis direction of the steel reinforcement cage to be butted and is fixedly connected with the two vertical skeleton positioning holes, and at the moment, the steel reinforcements of the two steel reinforcement cages to be butted are in one-to-one correspondence and aligned along the axial direction.
Preferably, the connecting device for improving the butt joint degree of the pile and column steel bar straight thread joint comprises any one of the positioning mechanisms:
the annular framework is detachably sleeved outside the corresponding reinforcement cage, and a plurality of vertical framework positioning holes are distributed on the annular framework at intervals along the circumferential direction;
a plurality of reinforcing bar fixing clamps, its and a plurality of reinforcing bar one-to-one setting of the steel reinforcement cage of treating the butt joint, arbitrary reinforcing bar fixing clamp includes:
the fixed guard plate is detachably connected with the annular framework;
the horizontal part of the U-shaped steel bar fixture is hinged with the fixed guard plate, the two vertical parts extend towards the direction close to the middle part of the annular framework along the radial direction of the annular framework, and any steel bar is accommodated in the middle part of the U-shaped steel bar fixture corresponding to the steel bar;
the stress plate is parallel to the horizontal part of the U-shaped steel bar fixture and is positioned at the end parts of two vertical parts of the U-shaped steel bar fixture, one end of the stress plate is hinged with one vertical part of the U-shaped steel bar fixture, and the other end of the stress plate is provided with a first clamping groove for clamping the other vertical part of the U-shaped steel bar fixture;
and the head of the clamping jackscrew is positioned on one side of the stress plate far away from the fixed guard plate, and the end part of the clamping jackscrew extends through the stress plate along the radial direction of the annular framework towards the direction close to the fixed guard plate and continues to abut against the circumferential surface of the reinforcing steel bar.
Preferably, in the connecting device for improving the butt joint degree of the straight threaded joints of the piles and the columns, a second clamping groove is formed in one side, away from the corresponding fixed guard plate, of the horizontal part of any U-shaped steel bar fixture, and a longitudinal rib of one side, close to the corresponding fixed guard plate, of any steel bar is accommodated in the second clamping groove.
Preferably, the horizontal part of any U-shaped steel bar fixture is connected with the middle part of the corresponding fixed guard plate through a hinge.
Preferably, the connecting device for improving the butt joint degree of the straight threaded joints of the piles and the columns is characterized in that a cylindrical stop dog is welded at the end parts of two vertical parts of any U-shaped steel bar fixture, the axis of any stop dog is parallel to the axis of the steel bar, and when the stress plate rotates to the other vertical part of the U-shaped steel bar fixture and is clamped in the first clamping groove, one side of the stress plate, which is far away from the fixed protection plate corresponding to the stress plate, is abutted to the two stop dogs.
Preferably, the connecting device for improving the butt joint degree of the straight threaded joints of the piles and the columns is characterized in that a first nut is welded on one side, close to the fixed guard plate corresponding to the stress plate, of any stress plate, and the end part of the clamping jackscrew sequentially penetrates through the stress plate and the first nut corresponding to the stress plate and continuously extends to abut against the circumferential surface of the steel bar.
Preferably, in the connecting device for improving the butt joint degree of the pile and column steel bar straight thread joints, a plurality of first preformed holes are arranged on any one annular framework at intervals, and the plurality of first preformed holes are arranged in a quincunx shape; be equipped with the second preformed hole on arbitrary fixed backplate, the second preformed hole of arbitrary fixed backplate sets up along annular skeleton's radial relative with one of them first preformed hole, and fixed backplate corresponds and sets up at least one first fixing bolt, and second preformed hole and first preformed hole are passed in proper order to arbitrary first fixing bolt's tip to it is fixed to screw through the second nut.
Preferably, the two ends of any vertical fixing framework and the two vertical framework positioning holes corresponding to the two ends of any vertical fixing framework are respectively fixed through screws by the connecting device for improving the butt joint degree of the pile and column steel bar straight threaded joints.
Preferably, according to the connecting device for improving the butt joint degree of the pile and column steel bar straight-thread joint, any annular framework is formed by two semicircular ring pieces, two ends of any semicircular ring piece are respectively welded with a connecting piece extending outwards along the radial direction of the connecting piece, a threaded hole is formed in any connecting piece, and two adjacent connecting pieces are connected through a second fixing bolt and are screwed and fixed through a third nut.
The utility model discloses at least, include following beneficial effect:
the utility model can rapidly and accurately correct the position of the main reinforcement in the connection of the pile and the column reinforcement, thereby improving the connection efficiency and quality; the utility model can be used in the binding process of the reinforcement cage and the connection process of the reinforcement cage, which can not only ensure the binding quality, but also ensure the connection quality of the reinforcement; the utility model is simple and convenient to install and remove, the assembly is finished in 10 minutes generally, and the removal is finished in 5 minutes;
the two positioning mechanisms are respectively installed at the end parts of two reinforcement cages to be connected, the reinforcements of the two reinforcement cages to be connected are aligned one by one along the axis, then the two positioning mechanisms are rotated to ensure that a plurality of vertical framework positioning holes on the two positioning mechanisms are in one-to-one correspondence and communication along the axis direction of the reinforcements, then a vertical fixing framework is inserted into the two communicated vertical framework positioning holes and is fixedly connected with the two vertical framework positioning holes, at the moment, the two positioning mechanisms are fixedly connected relatively, the two reinforcement cages are also connected, simultaneously, the reinforcements of the two reinforcement cages which correspond one by one along the axial direction all ensure an aligned state, and then the end parts of the two reinforcements which correspond along the axial direction can be connected, the specific connection mode is straight thread connection and is also suitable for welding connection construction;
after all corresponding steel bars are connected, the plurality of vertical fixing frameworks are disconnected with the two corresponding vertical framework positioning holes, the plurality of vertical fixing frameworks are taken down, and then the two positioning mechanisms are taken down from the two steel bar cages, so that the construction step of connecting the two steel bar cages is completed; the utility model can improve the butt joint degree of the straight screwed joint of the steel bar, ensure the connection construction quality of the steel bar cage, and the utility model has simple structure, simple and convenient operation of installation and disassembly of the butt joint connecting device, and improves the construction efficiency; compared with manual connection, the efficiency and the construction quality are improved, rework is avoided, and the construction period is saved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
FIG. 4 is an enlarged view of a portion C of FIG. 1;
fig. 5 is a partial view of the ring frame of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1 to 5, the utility model provides a connecting device for improving the butt joint degree of a steel bar straight threaded joint of a pile or a column, which comprises two positioning mechanisms and a plurality of vertical fixed frameworks 2, wherein one positioning mechanism is detachably mounted on the end parts of two steel bar cages to be butted correspondingly; a plurality of vertical framework positioning holes 111 are formed in any positioning mechanism at intervals, two corresponding vertical framework positioning holes 111 in the two positioning mechanisms are communicated along the axis direction of the steel reinforcement cage to be butted, any vertical fixing framework 2 sequentially penetrates through the two corresponding vertical framework positioning holes 111 along the axis direction of the steel reinforcement cage to be butted and is fixedly connected with the two vertical framework positioning holes 111, and at the moment, the steel reinforcements of the two steel reinforcement cages to be butted are in one-to-one correspondence and are aligned along the axial direction.
In the technical scheme, the utility model can rapidly and accurately correct the position of the main reinforcement in the connection of the pile and the column reinforcement, thereby improving the connection efficiency and quality; the utility model can be used in the binding process of the reinforcement cage and the connection process of the reinforcement cage, which can not only ensure the binding quality, but also ensure the connection quality of the reinforcement; the utility model is simple and convenient to install and remove, the assembly is finished in 10 minutes generally, and the removal is finished in 5 minutes;
the two positioning mechanisms are respectively installed at the end parts of two reinforcement cages to be connected, the reinforcements of the two reinforcement cages to be connected are aligned one by one along the axis, then the two positioning mechanisms are rotated to ensure that the vertical framework positioning holes 111 on the two positioning mechanisms are in one-to-one correspondence and communication along the axis direction of the reinforcements, then a vertical fixed framework 2 is inserted into the two communicated vertical framework positioning holes 111, the vertical fixed framework 2 is fixedly connected with the two vertical framework positioning holes 111, at the moment, the two positioning mechanisms are fixedly connected relatively, the two reinforcement cages are also connected, simultaneously, the reinforcements corresponding to the two reinforcement cages in the axial direction one by one ensure an aligned state, then the end parts of the two reinforcements corresponding in the axial direction can be connected, the specific connection mode is straight thread connection, and the welding connection construction is also suitable for;
after all corresponding steel bars are connected, the plurality of vertical fixing frameworks 2 are disconnected from the two corresponding vertical framework positioning holes 111, the plurality of vertical fixing frameworks 2 are taken down, and then the two positioning mechanisms are taken down from the two steel bar cages, so that the connecting construction step of the two steel bar cages is completed; the utility model can improve the butt joint degree of the straight screwed joint of the steel bar, ensure the connection construction quality of the steel bar cage, and the utility model has simple structure, simple and convenient operation of installation and disassembly of the butt joint connecting device, and improves the construction efficiency; compared with manual connection, the efficiency and the construction quality are improved, rework is avoided, and the construction period is saved.
In another technical scheme, the connecting device for improving the butt joint degree of the pile and column steel bar straight thread joint comprises any one positioning mechanism:
the annular framework is detachably sleeved outside the corresponding reinforcement cage, and a plurality of vertical framework positioning holes 111 are distributed on the annular framework at intervals along the circumferential direction; the detachable sleeving connection of the annular framework and the reinforcement cage can be realized according to the prior art, for example, the annular framework is set to be an open and openable/closable annular structure, so that the installation and the detachment are convenient; the plurality of vertical framework positioning holes 111 are preferably arranged on the outer circumferential surface of the annular framework, so that the plurality of vertical fixing frameworks 2 can be conveniently installed;
a plurality of reinforcing bar fixing clamps, its and a plurality of reinforcing bar one-to-one setting of the steel reinforcement cage of treating the butt joint, a plurality of reinforcing bar fixing clamps and a plurality of vertical skeleton locating hole 111 mutually noninterfere, arbitrary reinforcing bar fixing clamp includes:
a fixed guard plate 12 detachably connected to the annular frame;
the horizontal part 131 of the U-shaped steel bar fixture is hinged with the fixed guard plate 12, the two vertical parts extend towards the direction close to the middle part of the annular framework along the radial direction of the annular framework, and any steel bar is accommodated in the middle part of the U-shaped steel bar fixture corresponding to the steel bar; the U-shaped reinforcing steel bar clamp mainly plays a role in positioning the reinforcing steel bars, so that the alignment degree of the reinforcing steel bars along the axial direction is ensured;
the stress plate 14 is parallel to the horizontal part 131 of the U-shaped steel bar fixture and is positioned at the end parts of two vertical parts of the U-shaped steel bar fixture, one end of the stress plate 14 is hinged with one vertical part 132 of the U-shaped steel bar fixture, and the other end of the stress plate is provided with a first clamping groove 141 for clamping the other vertical part 133 of the U-shaped steel bar fixture; any steel bar is positioned in a space enclosed by the U-shaped steel bar clamp and the stress plate 14;
the head of the clamping jackscrew 15 is positioned on one side of the stress plate 14 far away from the fixed guard plate 12, and the end part of the clamping jackscrew extends through the stress plate 14 in the radial direction of the annular framework towards the direction close to the fixed guard plate 12 and continues to abut against the circumferential surface of the steel bar; the clamping jackscrew 15 further clamps and positions the reinforcing steel bars.
In the above technical solution, the present invention is assembled before use, first, according to the structure of the steel reinforcement cage to be connected, a plurality of fixing guard plates 12 are installed on the annular framework, one steel reinforcement (main reinforcement) is correspondingly provided with one fixing guard plate 12, the fixing guard plate 12 has a certain radian, and is matched with the outer circumferential surface of the annular framework, any fixing guard plate 12 can be detachably installed on the annular framework through bolts and nuts, then the horizontal part 131 of the U-shaped steel reinforcement fixture is hinged with the fixing guard plate 12, two vertical parts of the U-shaped steel reinforcement fixture extend along the radial direction of the annular framework towards the direction close to the middle part of the annular framework (the direction close to the steel reinforcement cage), and the corresponding steel reinforcement can be just accommodated between the two vertical parts of the U-shaped steel reinforcement fixture, that is, the middle position of the U-shaped steel reinforcement fixture, then, the stress plate 14 is installed on the U-shaped steel reinforcement fixture, one end of the force-bearing plate 14 is hinged to one of the vertical portions 132, so that the force-bearing plate 14 can rotate around the hinge point relative to the U-shaped rebar clip, and the other end of the force-bearing plate 14 is provided with a first clamping groove 141 capable of clamping the other vertical portion 133 of the U-shaped rebar clip, where 141 shown in fig. 5 is the first clamping groove 141, and the rotation direction of the force-bearing plate 14 is described by taking fig. 5 as an example: the left end of the stress plate 14 is hinged with one of the vertical portions 132, the bottom of the first clamping groove 141 arranged at the other end of the stress plate 14 is through, when the stress plate 14 rotates anticlockwise around the hinge point at the left end, the other end of the stress plate 14 moves upwards to release the clamping limit of the other vertical portion 133, and when the stress plate 14 rotates clockwise around the hinge point at the left end again, the other end of the stress plate 14 moves downwards to return to the state shown in fig. 5 again (the other vertical portion 133 is clamped in the first clamping groove 141); the clamping jackscrew 15 penetrates through the stress plate 14 along the direction vertical to the stress plate 14 and moves towards the direction close to the horizontal part 131 of the U-shaped steel bar clamp, and then the assembling process of the positioning mechanism is completed (at the moment, the distance between the end part of the clamping jackscrew 15 and the horizontal part 131 of the U-shaped steel bar clamp is larger than the diameter of the steel bar, and the positioning mechanism can be installed on a steel bar cage); assembling another positioning mechanism according to the method; generally, two reinforcement cage structures to be butted are consistent, namely, the assembly structures of the two positioning mechanisms are also consistent;
the two assembled positioning mechanisms are respectively installed on the two reinforcement cages, and the specific installation method comprises the following steps: sleeving an annular framework of a positioning mechanism outside a reinforcement cage from the butt joint end of the reinforcement cage along the axis direction of a reinforcement, enabling the end of one reinforcement to penetrate a space formed by a U-shaped reinforcement fixture and a stress plate 14 in the sleeving process, then jacking any clamping jackscrew 15 towards the direction close to the reinforcement, enabling the end of the clamping jackscrew 15 to be abutted against the circumferential surface of the reinforcement, and completing the installation process of the positioning mechanism and the reinforcement cage after all the clamping jackscrews 15 are jacked in place;
then, the butt joint ends of two reinforcement cages to be butted are mutually close to enable the reinforcements to be aligned one by one along the axial direction, at the moment, a plurality of vertical framework positioning holes 111 of two positioning mechanisms are correspondingly communicated one by one along the axial direction, a vertical fixing framework 2 is inserted into any one of the two vertical framework positioning holes 111 which are aligned and communicated, and the vertical fixing framework 2 is connected with the two vertical framework positioning holes 111, so that the butt joint process of the two reinforcement cages is completed; connecting the ends of the steel bars aligned one by one (straight thread sleeve connection or welding);
treat that all steel reinforcement of two steel reinforcement cages connect the completion back, dismantle connecting device, specifically do: the fixed connection relation between any vertical fixed framework 2 and the corresponding vertical framework positioning hole 111 is released, the vertical fixed frameworks 2 are taken out, after all the vertical fixed frameworks 2 are taken out, any clamping jackscrew 15 moves towards the direction far away from the steel bar relative to the stress plate 14, the stress plate 14 is rotated, the stress plate 14 rotates around the hinged point at one end of the stress plate, the other end of the stress plate is driven to rotate towards the direction far away from the other vertical part 133 of the U-shaped steel bar clamp, the clamping limiting effect of the stress plate 14 on the other vertical part 133 is released, at the moment, through openings are formed at the end parts of the two vertical parts of the U-shaped steel bar clamp, the U-shaped steel bar clamp rotates relative to the fixed guard plate 12 to the outside of the steel bar cage, all the U-shaped steel bar clamps rotate to the outside of the steel bar cage according to the method, then the annular frameworks are detached from the steel bar cage, namely, the disassembly process of the positioning mechanism is completed; the utility model discloses a connecting device reuse many times, a plurality of reinforcing bar fixing clips are independent setting, can locally change the part of damage, can not cause the wasting of resources, the call of "four sections one environmental protection" in the corresponding green construction.
In another technical solution, in the connecting device for improving the butt joint degree of the straight threaded joints of the reinforcing steel bars of the piles and columns, a second clamping groove 135 is arranged on one side of the horizontal part 131 of any U-shaped reinforcing steel bar fixture, which is far away from the corresponding fixed guard plate 12, and a longitudinal rib of one side of any reinforcing steel bar, which is close to the corresponding fixed guard plate 12, is accommodated in the second clamping groove 135. Set up second draw-in groove 135 on U-shaped reinforcing bar fixture's horizontal part 131, can hold a vertical rib of reinforcing bar in second draw-in groove 135, can align the vertical rib of two steel reinforcement cages, further improve the alignment degree, guarantee steel reinforcement cage's connection quality.
In another technical scheme, in the connecting device for improving the butt joint degree of the straight threaded joints of the reinforcing steel bars of the piles and the columns, the horizontal part 131 of any U-shaped reinforcing steel bar fixture is connected with the middle part of the corresponding fixed guard plate 12 through a hinge 121. The U-shaped steel bar fixture is rotatably hinged with the fixed guard plate 12. Its direction of rotation is for following the upset of the radial direction of annular skeleton, when dismantling, when rotating one side to U-shaped reinforcing bar fixture with atress board 14, atress board 14 removes spacing to two vertical portions of two U-shaped reinforcing bar fixtures, the tip of two vertical portions forms an opening, rotate U-shaped reinforcing bar fixture around page or leaf 121, the tip of two vertical portions with U-shaped reinforcing bar fixture is from the inside outside of rotating to the steel reinforcement cage of steel reinforcement cage, and then take off a plurality of reinforcing bar fixing clamps from the steel reinforcement cage, dismantle annular skeleton from the steel reinforcement cage afterwards, accomplish and dismantle the process.
In another technical scheme, according to the connecting device for improving the butt joint degree of the straight threaded joints of the piles and the columns, the end portions of two vertical portions of any U-shaped steel bar fixture are welded with one cylindrical stop block 134, the axis of any stop block 134 is parallel to the axis of the steel bar, and when the stress plate 14 rotates to the position, where another vertical portion 133 of the U-shaped steel bar fixture is clamped in the first clamping groove 141, of the stress plate 14, one side, far away from the fixed protection plate 12 corresponding to the stress plate, is abutted to the two stop blocks 134. Two cylindric dogs 134 are mainly when preventing to press from both sides tight jackscrew 15 and remove relative atress board 14, can not drive atress board 14 and drop from the U-shaped reinforcing bar fixture, guarantee the normal installation use of this equipment.
In another technical scheme, according to the connecting device for improving the butt joint degree of the pile and column steel bar straight threaded joint, a first nut 142 is welded on one side, close to the fixed guard plate 12 corresponding to any stress plate 14, of any stress plate, and the end part of the clamping jackscrew 15 sequentially rotates to penetrate through the stress plate 14 and the first nut 142 corresponding to the stress plate and continuously extends to abut against the circumferential surface of the steel bar. A through threaded hole can be formed in the stress plate 14 at a position corresponding to the clamping jackscrew 15, and the clamping jackscrew 15 rotates relative to the stress plate 14, so that the end part of the clamping jackscrew 15 can sequentially penetrate through the stress plate 14 and the first nut 142 and finally abuts against the circumferential surface of the steel bar to clamp and position the steel bar; the first nut 142 can realize the rotation of the clamping jackscrew 15 relative to the stress plate 14; the head of the clamping jackscrew 15 is provided with a rotating handle 151, which is convenient for rotating operation.
In another technical solution, in the connecting device for improving the butt joint degree of the pile and column steel bar straight threaded joint, a plurality of first preformed holes 112 are arranged at intervals on any annular framework, and the plurality of first preformed holes 112 are arranged in a quincunx shape, as shown in fig. 5 (fig. 5 is a view of the annular framework seen from the inner circumferential surface in the radial direction); any fixed guard plate 12 is provided with a second preformed hole, the second preformed hole of any fixed guard plate 12 and one of the first preformed holes 112 are arranged oppositely along the radial direction of the annular framework, the fixed guard plate 12 is correspondingly provided with at least one first fixing bolt 122, and the end part of any first fixing bolt 122 sequentially passes through the second preformed hole and the first preformed hole 112 and is screwed and fixed through a second nut 123. The number of the first preformed holes 112 is far greater than that of the second preformed holes, a plurality of fixed guard plates 12 can be installed according to different structures (some cylindrical reinforcement cages are formed by 6 main reinforcements, some cylindrical reinforcement cages are formed by 8 main reinforcements, and the adjacent main reinforcements of the reinforcement cages with different structures have different intervals), one main reinforcement is ensured to be provided with one fixed guard plate 12, the first preformed holes 112 arranged in a quincunx shape can be used for installing the fixed guard plates 12 at any appropriate position of the annular framework as required, and the constraint of equipment installation is reduced; any fixed guard plate 12 and annular skeleton realize relative positioning through first fixing bolt 122 and the cooperation of second nut 123, simple structure, easy to assemble, dismantlement.
In another technical scheme, the two ends of any vertical fixing framework 2 and the two corresponding vertical framework positioning holes 111 are respectively fixed through screws 3 by the connecting device for improving the butt joint degree of the pile and column steel bar straight threaded joints. Any vertical fixing framework is made of a steel plate, and the shape of the cross section of the vertical fixing framework is matched with that of the positioning hole of the vertical framework; one end of any screw 3 is located at one side of the corresponding vertical skeleton positioning hole 111, and the other end of the screw sequentially penetrates through one side face of the vertical skeleton positioning hole 111, penetrates through the vertical fixed skeleton 2 and penetrates through the other side face of the vertical skeleton positioning hole 111 along the vertical direction of the vertical fixed skeleton 2, so that the vertical fixed skeleton 2 is fixedly connected with the two vertical skeleton positioning holes 111.
In another technical scheme, in the connecting device for improving the butt joint degree of the pile and column steel bar straight threaded joint, any annular framework is formed by two semicircular ring pieces 11, two ends of any semicircular ring piece 11 are respectively welded with a connecting piece 113 extending outwards along the radial direction of the semicircular ring piece, a threaded hole is formed in any connecting piece 113, and two adjacent connecting pieces 113 are connected through a second fixing bolt 114 and are screwed and fixed through a third nut 115. The annular framework is composed of two semicircular ring pieces 11 which are detachably connected, so that the annular framework is convenient to install and detach quickly, and the construction efficiency is improved.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (9)
1. The connecting device for improving the butt joint degree of the pile and column steel bar straight thread joints is characterized by comprising two positioning mechanisms and a plurality of vertical fixed frameworks, wherein one positioning mechanism is detachably mounted at the end part of each of two steel reinforcement cages to be butted correspondingly; a plurality of vertical skeleton positioning holes are formed in any positioning mechanism at intervals, two corresponding vertical skeleton positioning holes in the two positioning mechanisms are communicated along the axis direction of the steel reinforcement cage to be butted, any vertical fixing skeleton sequentially penetrates through the two corresponding vertical skeleton positioning holes along the axis direction of the steel reinforcement cage to be butted and is fixedly connected with the two vertical skeleton positioning holes, and at the moment, the steel reinforcements of the two steel reinforcement cages to be butted are in one-to-one correspondence and aligned along the axial direction.
2. The connecting device for improving the butt joint degree of the pile and column steel bar straight thread joint according to claim 1, wherein any one of the positioning mechanisms comprises:
the annular framework is detachably sleeved outside the corresponding reinforcement cage, and a plurality of vertical framework positioning holes are distributed on the annular framework at intervals along the circumferential direction;
a plurality of reinforcing bar fixing clamps, its and a plurality of reinforcing bar one-to-one setting of the steel reinforcement cage of treating the butt joint, arbitrary reinforcing bar fixing clamp includes:
the fixed guard plate is detachably connected with the annular framework;
the horizontal part of the U-shaped steel bar fixture is hinged with the fixed guard plate, the two vertical parts extend towards the direction close to the middle part of the annular framework along the radial direction of the annular framework, and any steel bar is accommodated in the middle part of the U-shaped steel bar fixture corresponding to the steel bar;
the stress plate is parallel to the horizontal part of the U-shaped steel bar fixture and is positioned at the end parts of two vertical parts of the U-shaped steel bar fixture, one end of the stress plate is hinged with one vertical part of the U-shaped steel bar fixture, and the other end of the stress plate is provided with a first clamping groove for clamping the other vertical part of the U-shaped steel bar fixture;
and the head of the clamping jackscrew is positioned on one side of the stress plate far away from the fixed guard plate, and the end part of the clamping jackscrew extends through the stress plate along the radial direction of the annular framework towards the direction close to the fixed guard plate and continues to abut against the circumferential surface of the reinforcing steel bar.
3. A connecting device for improving the abutting degree of a straight threaded joint of reinforcing bars for piles and columns according to claim 2, wherein a second clamping groove is formed on one side of the horizontal part of any U-shaped reinforcing bar fixture, which is far away from the corresponding fixing guard plate, and a longitudinal rib of one side of any reinforcing bar, which is close to the corresponding fixing guard plate, is received in the second clamping groove.
4. A connecting device for improving the abutting degree of a steel bar straight thread joint of a pile or a column according to claim 3, wherein the horizontal part of any one of the U-shaped steel bar fixtures is connected with the middle part of the fixed guard plate corresponding to the horizontal part through a hinge.
5. The connecting device for improving the butt joint degree of the straight threaded joint of the steel bar of the pile and the column according to claim 4, wherein a cylindrical stop dog is welded at the end part of each of the two vertical parts of each U-shaped steel bar fixture, the axis of each stop dog is parallel to the axis of the steel bar, and when the stress plate rotates until the other vertical part of each U-shaped steel bar fixture is clamped in the first clamping groove, one side of the stress plate, which is far away from the corresponding fixed protection plate, abuts against the two stop dogs.
6. A connecting device for improving the butt joint degree of a straight threaded joint of a pile and a column steel bar according to claim 5, wherein a first nut is welded on one side of any stress plate close to the fixed guard plate corresponding to the stress plate, and the end part of the clamping jackscrew sequentially rotates to penetrate through the stress plate and the first nut corresponding to the stress plate and continuously extends to abut against the circumferential surface of the steel bar.
7. The connecting device for improving the butt joint degree of the pile and column steel bar straight thread joints according to claim 6, wherein a plurality of first preformed holes are arranged on any one annular framework at intervals, and are arranged in a quincunx shape; be equipped with the second preformed hole on arbitrary fixed backplate, the second preformed hole of arbitrary fixed backplate sets up along annular skeleton's radial relative with one of them first preformed hole, and fixed backplate corresponds and sets up at least one first fixing bolt, and second preformed hole and first preformed hole are passed in proper order to arbitrary first fixing bolt's tip to it is fixed to screw through the second nut.
8. The connecting device for improving the butt joint degree of the straight threaded joints of the steel bars of the piles and the columns according to claim 7, wherein two ends of any vertical fixing framework and two corresponding positioning holes of the vertical framework are respectively fixed through screws.
9. The connecting device for improving the butt joint degree of the pile and column steel bar straight-thread joint according to claim 8, wherein any one of the annular frameworks is formed by two semicircular ring pieces, two ends of any one of the semicircular ring pieces are respectively welded with a connecting piece extending outwards along the radial direction of the semicircular ring piece, a threaded hole is formed in any one of the connecting pieces, and two adjacent connecting pieces are connected through a second fixing bolt and are screwed and fixed through a third nut.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922135022.XU CN211571691U (en) | 2019-12-03 | 2019-12-03 | Connecting device for improving butt joint degree of pile and column steel bar straight thread joint |
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| CN201922135022.XU CN211571691U (en) | 2019-12-03 | 2019-12-03 | Connecting device for improving butt joint degree of pile and column steel bar straight thread joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579126A (en) * | 2021-09-09 | 2021-11-02 | 河南省第二建设集团有限公司 | Automatic equipment and system for mechanical connection of reinforcement cage |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579126A (en) * | 2021-09-09 | 2021-11-02 | 河南省第二建设集团有限公司 | Automatic equipment and system for mechanical connection of reinforcement cage |
| CN113579126B (en) * | 2021-09-09 | 2023-04-28 | 河南省第二建设集团有限公司 | Automatic equipment and system for mechanical connection of reinforcement cage |
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