CN113323007A - Reinforced concrete cylindrical column base joint and construction method thereof - Google Patents
Reinforced concrete cylindrical column base joint and construction method thereof Download PDFInfo
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- CN113323007A CN113323007A CN202110628000.6A CN202110628000A CN113323007A CN 113323007 A CN113323007 A CN 113323007A CN 202110628000 A CN202110628000 A CN 202110628000A CN 113323007 A CN113323007 A CN 113323007A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2207—Sockets or holders for poles or posts not used
- E04H12/2215—Sockets or holders for poles or posts not used driven into the ground
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2253—Mounting poles or posts to the holder
- E04H12/2276—Clamping poles or posts on a stub
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2284—Means for adjusting the orientation of the post or pole
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Abstract
The invention relates to a reinforced concrete cylindrical column base node, a hollow circular plate fixedly embedded in the ground, a fixed plate is arranged on the inner wall of the bottom of the hollow circular plate, a cylinder is arranged on the top of the fixed plate, a plurality of first bolts are connected on the inner wall of the hollow circular plate in an annular equidistant manner by taking the cylinder as the center of circle, one ends of the first bolts far away from the cylinder are connected with the ground through threads, a control component for enabling the cylinder to be in a vertical state is arranged above the hollow circular plate, a supporting component for supporting the control component is arranged in the hollow circular plate, a plurality of T-shaped through holes are arranged on the top of the fixed plate in an annular equidistant manner by taking the cylinder as the center of circle, anchor bolts are arranged in the T-shaped through holes, the bottom ends of the anchor bolts fixedly penetrate through the hollow circular plate and the fixed plate and are embedded in the ground, the problem that the perpendicularity of a reinforced concrete cylinder and the ground cannot be ensured when the existing post-earthquake reinforced concrete cylinder is replaced is solved, the problem that the construction cost is high, the stability is not high, and the stability and the durability of the reinforced concrete cylinder in the later period are influenced exists.
Description
Technical Field
The invention belongs to the field of constructional engineering, and relates to a reinforced concrete cylindrical column base joint and a construction method thereof.
Background
Along with the implementation of national city and rural power grid transformation and the rapid development of power grids, the power transmission line erection develops towards a large span and multiple loops, and the load of a reinforced concrete pole tower structure is also increased continuously.
At present, the connection mode of the concrete filled steel tube column base mainly comprises an exposed column base node, an embedded column base node and the like. But the exposed column base node is mainly used for a hinged node and is applied to a small structure; for the embedded column base node, the stability of the reinforced concrete column is improved by digging a deep pit.
In the prior art, concrete pouring foundations need to be used in advance before the reinforced concrete cylinders are buried, so that the construction time is prolonged, a large amount of concrete is wasted, the construction cost is increased, the concrete needs to be broken and replaced after an earthquake, the replacement cost is high after the earthquake, and the verticality between the reinforced concrete cylinders and the ground cannot be ensured when the reinforced concrete cylinders are buried, so that the reinforced concrete cylinders are inclined, and the stability and the durability of the reinforced concrete cylinders in the later period are affected.
Disclosure of Invention
In view of the above, the invention provides a reinforced concrete column base joint and a construction method thereof, aiming at solving the problems that the perpendicularity between a reinforced concrete column and the ground cannot be ensured when the existing post-earthquake reinforced concrete column is embedded for the second time, the construction cost is high, the stability is not high, and the stability and the durability of the reinforced concrete column in the later period are influenced.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a reinforced concrete cylinder column base node, inlays the hollow plectane of dress in the ground including fixed, the bottom inner wall of hollow plectane is equipped with the fixed plate, the top of fixed plate is equipped with the cylinder, the inner wall of hollow plectane uses the cylinder to rotate as centre of a circle annular equidistance and is connected with a plurality of first bolts, and is a plurality of columniform one end is kept away from to first bolt all with ground threaded connection, the top of hollow plectane is equipped with the control assembly who is used for making the cylinder be in the vertical state, be equipped with the supporting component who is used for supporting control assembly in the hollow plectane, the top of fixed plate uses the cylinder to be equipped with a plurality of T type through-holes as centre of a circle annular equidistance, and is a plurality of all be equipped with the crab-bolt in the T type through-hole, the bottom mounting of crab-bolt runs through hollow plectane and fixed plate and imbeds in the ground.
Further, the control assembly is including setting up the second circular arc frame in hollow plectane top, the one end of second circular arc frame is rotated and is connected with first circular arc frame, and the other end of first circular arc frame and second circular arc frame is laminated mutually, use the cylinder as centre of a circle annular equidistance sliding connection to have a plurality of lead screws in first circular arc frame and the second circular arc frame, the outer wall threaded connection of lead screw has the nut, and is a plurality of the nut is kept away from cylindrical one side and is rotated with the inner wall of corresponding first circular arc frame and second circular arc frame respectively and be connected, and is a plurality of the lead screw is close to the trapezoidal plate that cylindrical one end equal fixedly connected with touched mutually with the cylinder.
Further, the supporting component is including setting up the embedded groove of arranging as centre of a circle annular equidistance with the cylinder in hollow plectane, and the bottom annular equidistance of first circular arc frame and second circular arc frame is equipped with the first arc of laminating mutually with hollow plectane inner wall, the first inserted block of first fixedly connected with in cylindrical one side is kept away from to first arc, the equal fixedly connected with second arc in bottom of first circular arc frame and second circular arc frame opening department, and the laminating of second arc and hollow plectane inner wall mutually, two the equal fixedly connected with second inserted block in cylindrical one side is kept away from to the second arc, second inserted block and first inserted block slide respectively and imbed in the corresponding embedded groove.
Further, one side that the embedded groove was kept away from each other all is equipped with the spout, sliding connection has the slider in the spout, and the bottom of slider touches with the top of first abaculus, one side inner wall fixedly connected with spring of first abaculus is kept away from to the spout, the other end and the slider fixed connection of spring can play the braking action to first abaculus and second abaculus through the slider, prevent first arc and second arc rebound.
Further, the fixed cover of cylindrical outer wall is equipped with solid fixed ring, gu be equipped with a plurality of and trapezoidal plate matched with draw-in grooves that annular equidistance was arranged in the fixed ring, through the cooperation of solid fixed ring and draw-in groove, not only can keep cylindrical vertical state, can also strengthen cylindrical steadiness.
Further, the equal fixedly connected with annular three angle bars in bottom of first circular arc frame and second circular arc frame, and cylindrical one side is kept away from to annular three angle bars and is touched with first cambered plate mutually, through annular three angle bars, can support first circular arc frame and second circular arc frame to when avoiding the cylinder to rock, prevent that first circular arc frame and second circular arc frame from taking place deformation.
Further, the bottom of fixed plate is equipped with a plurality of recesses, be equipped with a plurality of reinforcing bars in the cylinder, and the bottom of reinforcing bar extends to in the recess and is equipped with the screw thread section, the outer wall threaded connection of reinforcing bar has the spiral shell piece of being connected with recess top inner wall rotation, screws up the spiral shell piece and can tightly fix fixed plate and cylinder together.
Further, the top of fixed plate uses the cylinder to be equipped with a plurality of constant head tanks as centre of a circle annular equidistance, and first arc is close to the clamp plate that cylindrical one side fixedly connected with and fixed plate top touched, the bottom fixedly connected with and the constant head tank matched with round pin of clamp plate, when first arc slab band clamp plate and round pin downstream, the round pin card plays the suppression effect to the fixed plate through the clamp plate not only, can also fix the fixed plate through the round pin in the constant head tank.
Further, the top sliding connection on ground has two symmetrical templates, and the cylinder is located between two templates, the top fixedly connected with two symmetrical fixed blocks of template, the fixed block internal thread has run through the second bolt, can fix two templates through the cooperation of fixed block and second bolt to the parcel is in the cylindrical outside, fixes the cylinder once more.
A construction method of a reinforced concrete cylindrical column base joint comprises the following steps:
s1, attaching the fixing plate to the bottom end of the cylinder, extending the steel bar into the groove, fixing the cylinder and the fixing plate through the threaded connection of the screw block and the steel bar, placing the cylinder and the fixing plate in the hollow circular plate, and fixing the hollow circular plate, the fixing plate and the ground through the anchor bolt;
s2, embedding the first arc-shaped plate and the second arc-shaped plate into the hollow circular plate, and fixing the first arc-shaped frame, the second arc-shaped frame, the first arc-shaped plate and the second arc-shaped plate by respectively embedding the first embedded block and the second embedded block into the embedded groove along with the first arc-shaped plate;
s3, when the second embedded block and the first embedded block are embedded into the embedded groove, the second embedded block and the first embedded block respectively extrude the sliding block to two sides, the spring begins to compress, and when the first arc-shaped plate is contacted with the inner wall of the bottom of the hollow circular plate, the sliding block slides to the middle under the action of the spring, so that the sliding block clamps the second embedded block and the first embedded block, and the first arc-shaped plate and the second arc-shaped plate are prevented from sliding upwards;
s4, the nut is in threaded connection with the screw rod, the screw rod can drive the trapezoidal plates to slide towards the middle by rotating the nut, the cylinder is fixed through the trapezoidal plates, and the cylinder is perpendicular to the ground;
s5, the two templates slide towards the middle, the templates wrap the cylinder, and the two templates can be fixed through the matching of the fixing block and the second bolt.
The invention has the beneficial effects that:
1. according to the reinforced concrete cylindrical column base joint disclosed by the invention, the second embedded block and the first embedded block are embedded into the embedded groove, the second embedded block and the first embedded block respectively extrude the sliding block towards two sides, the spring starts to compress, and when the first arc-shaped plate is contacted with the inner wall of the bottom of the hollow circular plate, the sliding block slides towards the middle under the action of the spring, so that the sliding block clamps the second embedded block and the first embedded block, and the first arc-shaped plate and the second arc-shaped plate are prevented from sliding upwards.
2. The reinforced concrete cylindrical column base joint disclosed by the invention is in threaded connection with the screw rod through the nut, the nut is rotated, the screw rod can further drive the trapezoidal plates to slide towards the middle, the cylinders are fixed through the plurality of trapezoidal plates, and the cylinders are in a vertical state with the ground.
3. According to the reinforced concrete cylindrical column base joint disclosed by the invention, the first arc-shaped plate and the second arc-shaped plate move downwards, so that the pressing plate can press the fixed plate, and the fixed plate is prevented from shaking.
4. According to the reinforced concrete cylindrical column base joint disclosed by the invention, the annular triangular bars are arranged at the bottoms of the first arc frame and the second arc frame, so that the first arc frame and the second arc frame can be supported, and the first arc frame and the second arc frame are prevented from deforming when a cylinder shakes.
5. The reinforced concrete cylindrical column base joint disclosed by the invention is compact in structure, the first arc-shaped plate and the second arc-shaped plate are downwards embedded into the hollow circular plate, so that not only can the fixation of the trapezoidal plate be strengthened, but also the fixed plate and the hollow circular plate can be tightly attached, the assembly is simple, the cylinder can be fixed without pouring concrete in advance, and the construction cost is reduced.
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. The objectives and other advantages of the invention will be realized and attained by the specification set forth below.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a front cross-sectional view of a reinforced concrete cylindrical socle joint of the present invention;
FIG. 2 is a top cross-sectional view of a retaining ring in a reinforced concrete cylindrical socle joint of the present invention;
FIG. 3 is a top cross-sectional view of a hollow circular plate in a reinforced concrete cylindrical column base joint according to the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged view of the invention at B of FIG. 3;
FIG. 6 is a perspective view of a first arc frame and a second arc frame in a reinforced concrete cylindrical column base joint according to the present invention;
FIG. 7 is a perspective view of a fixing plate in a reinforced concrete cylindrical column base joint according to the present invention;
FIG. 8 is a front view of a reinforced concrete cylindrical socle joint of the present invention;
FIG. 9 is a top view of a reinforced concrete cylindrical socle joint of the present invention;
fig. 10 is a perspective view of a formwork in a reinforced concrete cylindrical column base joint according to the present invention.
Reference numerals: 1. a ground surface; 2. a hollow circular plate; 3. a fixing plate; 4. a cylinder; 5. reinforcing steel bars; 6. an anchor bolt; 7. a groove is embedded; 8. a first arc frame; 9. a second arc frame; 10. a first arc-shaped plate; 11. a second arc-shaped plate; 12. a first slug; 13. a second slug; 14. a screw rod; 15. a nut; 16. a trapezoidal plate; 17. a first bolt; 18. a T-shaped through hole; 19. a chute; 20. a spring; 21. a slider; 22. a template; 23. a fixed block; 24. a second bolt; 25. a fixing ring; 26. a card slot; 27. a groove; 28. a screw block; 29. positioning a groove; 30. pressing a plate; 31. a pin; 32. and (4) an annular triangular strip.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic manner, and the features in the following embodiments and examples can be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and it is possible for those skilled in the art to understand the specific meaning of the above terms according to specific situations.
Example one
As shown in fig. 1-7, a reinforced concrete column base node, including fixed hollow circular plate 2 that inlays in ground 1, the bottom inner wall of hollow circular plate 2 is equipped with fixed plate 3, the top of fixed plate 3 is equipped with cylinder 4, the inner wall of hollow circular plate 2 uses cylinder 4 as centre of a circle annular equidistance to rotate and be connected with a plurality of first bolts 17, the one end that cylinder 4 was kept away from to a plurality of first bolts 17 all with ground 1 threaded connection, the top of hollow circular plate 2 is equipped with the control assembly who is used for making cylinder 4 be in the vertical state, be equipped with the supporting component that is used for supporting the control assembly in the hollow circular plate 2, the top of fixed plate 3 uses cylinder 4 as centre of a circle annular equidistance to be equipped with a plurality of T type through-holes 18, all be equipped with crab-bolt 6 in a plurality of T type through-holes 18, the bottom mounting of crab-bolt 6 runs through hollow circular plate 2 and fixed plate 3 and imbeds in ground 1.
According to the invention, the control assembly comprises a second arc frame 9 arranged above the hollow circular plate 2, one end of the second arc frame 9 is rotatably connected with a first arc frame 8, the other ends of the first arc frame 8 and the second arc frame 9 are attached, a plurality of lead screws 14 are annularly and equidistantly slidably connected in the first arc frame 8 and the second arc frame 9 by taking the cylinder 4 as a circle center, the outer wall of each lead screw 14 is in threaded connection with a nut 15, one side of each nut 15, far away from the cylinder 4, is respectively rotatably connected with the inner walls of the corresponding first arc frame 8 and the corresponding second arc frame 9, and one end of each lead screw 14, near the cylinder 4, is fixedly connected with a trapezoidal plate 16 which is in contact with the cylinder 4.
According to the invention, the nut 15 is in threaded connection with the screw rod 14, the nut 15 is rotated, and then the screw rod 14 can drive the trapezoidal plates 16 to slide towards the middle, and the cylinder 4 is fixed through the trapezoidal plates 16, so that the cylinder 4 and the ground 1 are in a vertical state.
According to the invention, the supporting assembly comprises embedded grooves 7 which are arranged in the hollow circular plate 2 in an annular and equidistant mode by taking the cylinder 4 as a circle center, first arc plates 10 which are attached to the inner wall of the hollow circular plate 2 are arranged at the annular and equidistant mode at the bottoms of the first arc frame 8 and the second arc frame 9, first embedded blocks 12 are fixedly connected to one sides, far away from the cylinder 4, of the first arc plates 10, second arc plates 11 are fixedly connected to the bottoms of openings of the first arc frame 8 and the second arc frame 9, the second arc plates 11 are attached to the inner wall of the hollow circular plate 2, second embedded blocks 13 are fixedly connected to one sides, far away from the cylinder 4, of the two second arc plates 11, and the second embedded blocks 13 and the first embedded blocks 12 are respectively embedded into the corresponding embedded grooves 7 in a sliding mode.
According to the invention, the sliding grooves 19 are arranged on the sides of the embedded grooves 7 far away from each other, the sliding blocks 21 are connected in the sliding grooves 19 in a sliding mode, the bottoms of the sliding blocks 21 are in contact with the top of the first embedded block 12, the springs 20 are fixedly connected to the inner walls of the sides of the sliding grooves 19 far away from the first embedded block 12, the other ends of the springs 20 are fixedly connected with the sliding blocks 21, the sliding blocks 21 can play a braking role on the first embedded block 12 and the second embedded block 13, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are prevented from sliding upwards.
According to the invention, the second embedded block 13 and the first embedded block 12 are embedded into the embedded groove 7 in the hollow circular plate 2, the second embedded block 13 and the first embedded block 12 respectively extrude the sliding block 21 to two sides, the spring 20 starts to compress, when the first arc-shaped plate 10 is contacted with the bottom inner wall of the hollow circular plate 2, the sliding block 21 slides towards the middle under the action of the spring 20, so that the sliding block 21 clamps the second embedded block 13 and the first embedded block 12, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are prevented from sliding upwards.
In the invention, the outer wall of the cylinder 4 is fixedly sleeved with the fixing ring 25, the fixing ring 25 is internally provided with a plurality of clamping grooves 26 which are annularly and equidistantly distributed and are matched with the trapezoidal plate 16, and through the matching of the fixing ring 25 and the clamping grooves 26, the vertical state of the cylinder 4 can be kept, and the stability of the cylinder 4 can be enhanced.
According to the invention, the bottoms of the first arc frame 8 and the second arc frame 9 are fixedly connected with the annular triangular bars 32, one side of each annular triangular bar 32, which is far away from the cylinder 4, is in contact with the first arc plate 10, and the first arc frame 8 and the second arc frame 9 can be supported through the annular triangular bars 32, so that the first arc frame 8 and the second arc frame 9 are prevented from deforming when the cylinder 4 shakes.
In the invention, the annular triangular bars 32 are arranged at the bottoms of the first arc frame 8 and the second arc frame 9, so that the first arc frame 8 and the second arc frame 9 can be supported, and the first arc frame 8 and the second arc frame 9 are prevented from deforming when the cylinder 4 shakes.
According to the invention, the bottom of the fixing plate 3 is provided with a plurality of grooves 27, the column 4 is internally provided with a plurality of steel bars 5, the bottom ends of the steel bars 5 extend into the grooves 27 and are provided with thread sections, the outer wall of each steel bar 5 is in threaded connection with a screw block 28 rotatably connected with the inner wall of the top of each groove 27, and the fixing plate 3 and the column 4 can be tightly fixed together by screwing the screw blocks 28.
In the invention, the top of the fixed plate 3 is provided with a plurality of positioning grooves 29 at equal intervals in a ring shape by taking the cylinder 4 as a circle center, one side of the first arc-shaped plate 10 close to the cylinder 4 is fixedly connected with a pressing plate 30 which is in contact with the top of the fixed plate 3, the bottom of the pressing plate 30 is fixedly connected with a pin 31 which is matched with the positioning grooves 29, when the pressing plate 30 and the pin 31 are driven by the first arc-shaped plate 10 to move downwards, the pin 31 is clamped into the positioning grooves 29, the fixed plate 3 is pressed by the pressing plate 30, and the fixed plate 3 can be fixed by the.
In the invention, the first arc-shaped plate 10 and the second arc-shaped plate 11 move downwards, so that the pressing plate 30 can press the fixed plate 3, and the fixed plate 3 is prevented from shaking.
Example two
As a further improvement of the previous embodiment, as shown in fig. 1 to 10, a reinforced concrete column base node includes a hollow circular plate 2 fixedly embedded in the ground 1, a fixing plate 3 is disposed on an inner wall of a bottom of the hollow circular plate 2, a column 4 is disposed on a top of the fixing plate 3, a plurality of first bolts 17 are rotatably and equidistantly connected to an inner wall of the hollow circular plate 2 in an annular shape with the column 4 as a center, one ends of the plurality of first bolts 17 far away from the column 4 are all in threaded connection with the ground 1, a control assembly for enabling the column 4 to be in a vertical state is disposed above the hollow circular plate 2, a support assembly for supporting the control assembly is disposed in the hollow circular plate 2, a plurality of T-shaped through holes 18 are disposed on a top of the fixing plate 3 in an annular shape with the column 4 as a center, anchor bolts 6 are disposed in the plurality of T-shaped through holes 18, and bottom ends of the anchor bolts 6 are fixed to penetrate through the hollow circular plate 2 and the fixing plate 3 and to be embedded into the ground 1.
According to the invention, the control assembly comprises a second arc frame 9 arranged above the hollow circular plate 2, one end of the second arc frame 9 is rotatably connected with a first arc frame 8, the other ends of the first arc frame 8 and the second arc frame 9 are attached, a plurality of lead screws 14 are annularly and equidistantly slidably connected in the first arc frame 8 and the second arc frame 9 by taking the cylinder 4 as a circle center, the outer wall of each lead screw 14 is in threaded connection with a nut 15, one side of each nut 15, far away from the cylinder 4, is respectively rotatably connected with the inner walls of the corresponding first arc frame 8 and the corresponding second arc frame 9, and one end of each lead screw 14, near the cylinder 4, is fixedly connected with a trapezoidal plate 16 which is in contact with the cylinder 4.
According to the invention, the nut 15 is in threaded connection with the screw rod 14, the nut 15 is rotated, and then the screw rod 14 can drive the trapezoidal plates 16 to slide towards the middle, the cylinder 4 is fixed through the trapezoidal plates 16, and the cylinder 4 and the ground 1 are in a vertical state.
According to the invention, the supporting assembly comprises embedded grooves 7 which are arranged in the hollow circular plate 2 in an annular and equidistant mode by taking the cylinder 4 as a circle center, first arc plates 10 which are attached to the inner wall of the hollow circular plate 2 are arranged at the annular and equidistant mode at the bottoms of the first arc frame 8 and the second arc frame 9, first embedded blocks 12 are fixedly connected to one sides, far away from the cylinder 4, of the first arc plates 10, second arc plates 11 are fixedly connected to the bottoms of openings of the first arc frame 8 and the second arc frame 9, the second arc plates 11 are attached to the inner wall of the hollow circular plate 2, second embedded blocks 13 are fixedly connected to one sides, far away from the cylinder 4, of the two second arc plates 11, and the second embedded blocks 13 and the first embedded blocks 12 are respectively embedded into the corresponding embedded grooves 7 in a sliding mode.
According to the invention, the sliding grooves 19 are arranged on the sides of the embedded grooves 7 far away from each other, the sliding blocks 21 are connected in the sliding grooves 19 in a sliding mode, the bottoms of the sliding blocks 21 are in contact with the top of the first embedded block 12, the springs 20 are fixedly connected to the inner walls of the sides of the sliding grooves 19 far away from the first embedded block 12, the other ends of the springs 20 are fixedly connected with the sliding blocks 21, the sliding blocks 21 can play a braking role on the first embedded block 12 and the second embedded block 13, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are prevented from sliding upwards.
According to the invention, the second embedded block 13 and the first embedded block 12 are embedded into the embedded groove 7, the second embedded block 13 and the first embedded block 12 respectively extrude the sliding block 21 to two sides, the spring 20 starts to compress, when the first arc-shaped plate 10 is contacted with the bottom inner wall of the hollow circular plate 2, the sliding block 21 slides towards the middle under the action of the spring 20, so that the sliding block 21 clamps the second embedded block 13 and the first embedded block 12, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are prevented from sliding upwards.
In the invention, the outer wall of the cylinder 4 is fixedly sleeved with the fixing ring 25, the fixing ring 25 is internally provided with a plurality of clamping grooves 26 which are annularly and equidistantly distributed and are matched with the trapezoidal plate 16, and through the matching of the fixing ring 25 and the clamping grooves 26, the vertical state of the cylinder 4 can be kept, and the stability of the cylinder 4 can be enhanced.
According to the invention, the bottoms of the first arc frame 8 and the second arc frame 9 are fixedly connected with the annular triangular bars 32, one side of each annular triangular bar 32, which is far away from the cylinder 4, is in contact with the first arc plate 10, and the first arc frame 8 and the second arc frame 9 can be supported through the annular triangular bars 32, so that the first arc frame 8 and the second arc frame 9 are prevented from deforming when the cylinder 4 shakes.
In the invention, the annular triangular bars 32 are arranged at the bottoms of the first arc frame 8 and the second arc frame 9, so that the first arc frame 8 and the second arc frame 9 can be supported, and the first arc frame 8 and the second arc frame 9 are prevented from deforming when the cylinder 4 shakes.
According to the invention, the bottom of the fixing plate 3 is provided with a plurality of grooves 27, the column 4 is internally provided with a plurality of steel bars 5, the bottom ends of the steel bars 5 extend into the grooves 27 and are provided with thread sections, the outer wall of each steel bar 5 is in threaded connection with a screw block 28 rotatably connected with the inner wall of the top of each groove 27, and the fixing plate 3 and the column 4 can be tightly fixed together by screwing the screw blocks 28.
In the invention, the top of the fixed plate 3 is provided with a plurality of positioning grooves 29 at equal intervals in a ring shape by taking the cylinder 4 as a circle center, one side of the first arc-shaped plate 10 close to the cylinder 4 is fixedly connected with a pressing plate 30 which is in contact with the top of the fixed plate 3, the bottom of the pressing plate 30 is fixedly connected with a pin 31 which is matched with the positioning grooves 29, when the pressing plate 30 and the pin 31 are driven by the first arc-shaped plate 10 to move downwards, the pin 31 is clamped into the positioning grooves 29, the fixed plate 3 is pressed by the pressing plate 30, and the fixed plate 3 can be fixed by the pin 31.
In the invention, the first arc-shaped plate 10 and the second arc-shaped plate 11 move downwards, so that the pressing plate 30 can press the fixed plate 3, and the fixed plate 3 is prevented from shaking.
According to the invention, the top of the ground 1 is slidably connected with two symmetrical templates 22, the column 4 is positioned between the two templates 22, the top of each template 22 is fixedly connected with two symmetrical fixing blocks 23, second bolts 24 penetrate through the inner threads of the fixing blocks 23, the two templates 22 can be fixed through the matching of the fixing blocks 23 and the second bolts 24 and are wrapped on the outer sides of the columns 4, and the columns 4 are fixed again.
The advantages of the second embodiment over the first embodiment are: the top sliding connection of ground 1 has two symmetrical templates 22, and cylinder 4 is located between two templates 22, two symmetrical fixed blocks 23 of top fixedly connected with of template 22, and the internal thread of fixed block 23 runs through there is second bolt 24, can fix two templates 22 through the cooperation of fixed block 23 and second bolt 24 to the parcel is in the outside of cylinder 4, fixes cylinder 4 once more.
A construction method of a reinforced concrete cylindrical column base joint comprises the following steps:
and S1, attaching the fixing plate 3 to the bottom end of the column 4, extending the steel bar 5 into the groove 27, fixing the column 4 and the fixing plate 3 through the threaded connection of the screw block 28 and the steel bar 5, placing the column 4 and the fixing plate 3 in the hollow circular plate 2, and fixing the hollow circular plate 2, the fixing plate 3 and the ground 1 through the anchor bolt 6.
S2, embedding the first arc-shaped plate 10 and the second arc-shaped plate 11 into the hollow circular plate 2, and at the moment, embedding the first embedding block 12 and the second embedding block 13 into the embedding groove 7 along with the first arc-shaped plate 10 respectively to fix the first arc frame 8, the second arc frame 9, the first arc-shaped plate 10 and the second arc-shaped plate 11.
S3, when the second embedded block 13 and the first embedded block 12 are embedded into the embedded groove 7, the second embedded block 13 and the first embedded block 12 respectively extrude the sliding block 21 to two sides, the spring 20 starts to compress, when the first arc-shaped plate 10 is contacted with the inner wall of the bottom of the hollow circular plate 2, the sliding block 21 slides towards the middle under the action of the spring 20, so that the sliding block 21 clamps the second embedded block 13 and the first embedded block 12, and the first arc-shaped plate 10 and the second arc-shaped plate 11 are prevented from sliding upwards.
S4, the nut 15 and the screw rod 14 are in threaded connection, the nut 15 is rotated, then the screw rod 14 can drive the trapezoidal plates 16 to slide towards the middle, the cylinder 4 is fixed through the trapezoidal plates 16, and the cylinder 4 and the ground 1 are in a vertical state.
S5, sliding the two templates 22 to the middle to make the templates 22 wrap the cylinder 4, fixing the two templates 22 by the matching of the fixing block 23 and the second bolt 24, pouring concrete into the templates 22 and the hollow circular plate 2 through the top of the templates 22, and when the parts in the hollow circular plate 2 are damaged by the earthquake after the earthquake, operating the above steps in the reverse direction to release the clamping of the cylinder 4, taking out the cylinder 4 from the circular plate 2, and replacing the circular plate 2.
Finally, the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solution of the present invention without departing from the spirit and scope of the technical solution, and the present invention shall be covered by the claims of the present invention.
Claims (10)
1. A reinforced concrete cylindrical column base node comprises a hollow circular plate (2) fixedly embedded in the ground (1), and is characterized in that a fixing plate (3) is arranged on the inner wall of the bottom of the hollow circular plate (2), a cylinder (4) is arranged at the top of the fixing plate (3), a plurality of first bolts (17) are rotatably connected to the inner wall of the hollow circular plate (2) in an annular equidistant mode by taking the cylinder (4) as a circle center, one ends, far away from the cylinder (4), of the first bolts (17) are connected with the ground (1) in a threaded mode, a control assembly used for enabling the cylinder (4) to be in a vertical state is arranged above the hollow circular plate (2), a supporting assembly used for supporting the control assembly is arranged in the hollow circular plate (2), a plurality of T-shaped through holes (18) are arranged at the top of the fixing plate (3) in an annular equidistant mode by taking the cylinder (4) as a circle center, a plurality of all be equipped with crab-bolt (6) in T type through-hole (18), the bottom mounting of crab-bolt (6) runs through hollow plectane (2) and fixed plate (3) and imbeds in ground (1).
2. A reinforced concrete cylindrical socle node according to claim 1, the control component comprises a second arc frame (9) arranged above the hollow circular plate (2), one end of the second arc frame (9) is rotationally connected with a first arc frame (8), the other ends of the first arc frame (8) and the second arc frame (9) are jointed, a plurality of screw rods (14) are connected in the first arc frame (8) and the second arc frame (9) in an annular equidistant sliding way by taking the cylinder (4) as the circle center, the outer wall threaded connection of lead screw (14) has nut (15), and is a plurality of one side that cylinder (4) were kept away from in nut (15) rotates with the inner wall of corresponding first arc frame (8) and second arc frame (9) respectively and is connected, and is a plurality of trapezoidal plate (16) that the equal fixedly connected with of one end that lead screw (14) are close to cylinder (4) and cylinder (4) touch mutually.
3. The reinforced concrete cylindrical column base node as claimed in claim 2, wherein the supporting assembly comprises embedded grooves (7) which are arranged in the hollow circular plate (2) in an annular and equidistant manner with the circular cylinder (4) as a circle center, first arc-shaped plates (10) which are attached to the inner wall of the hollow circular plate (2) are arranged on the bottom of the first circular arc frame (8) and the bottom of the second circular arc frame (9) in an annular and equidistant manner, one sides of the first arc-shaped plates (10) far away from the circular cylinder (4) are fixedly connected with first embedded blocks (12), the bottoms of the openings of the first circular arc frame (8) and the second circular arc frame (9) are fixedly connected with second arc-shaped plates (11), the second arc-shaped plates (11) are attached to the inner wall of the hollow circular plate (2), one sides of the two second arc-shaped plates (11) far away from the circular cylinder (4) are fixedly connected with second embedded blocks (13), and the second embedded blocks (13) and the first embedded blocks (12) are respectively embedded into the corresponding embedded grooves (7) in a sliding manner.
4. A reinforced concrete cylindrical column base node according to claim 3, wherein one side of each embedded groove (7) far away from each other is provided with a sliding groove (19), a sliding block (21) is connected in the sliding groove (19) in a sliding mode, the bottom of the sliding block (21) is in contact with the top of the first embedded block (12), a spring (20) is fixedly connected to the inner wall of one side of the sliding groove (19) far away from the first embedded block (12), and the other end of the spring (20) is fixedly connected with the sliding block (21).
5. A reinforced concrete cylindrical column base node according to claim 2, characterized in that the outer wall of the cylinder (4) is fixedly sleeved with a fixing ring (25), and a plurality of clamping grooves (26) which are annularly and equidistantly arranged and are matched with the trapezoidal plate (16) are arranged in the fixing ring (25).
6. A reinforced concrete cylindrical column base node according to claim 3, wherein the bottoms of the first arc frame (8) and the second arc frame (9) are fixedly connected with an annular triangular bar (32), and one side of the annular triangular bar (32) far away from the cylinder (4) is in contact with the first arc plate (10).
7. A reinforced concrete cylindrical column base node according to claim 1, wherein the bottom of the fixing plate (3) is provided with a plurality of grooves (27), the inside of the cylinder (4) is provided with a plurality of reinforcing steel bars (5), the bottom ends of the reinforcing steel bars (5) extend into the grooves (27) and are provided with thread sections, and the outer wall of each reinforcing steel bar (5) is in threaded connection with a screw block (28) which is rotatably connected with the inner wall of the top of each groove (27).
8. A reinforced concrete cylindrical column base node according to claim 1, wherein the top of the fixed plate (3) is provided with a plurality of positioning grooves (29) annularly and equidistantly around the cylinder (4), one side of the first arc-shaped plate (10) close to the cylinder (4) is fixedly connected with a pressing plate (30) which is in contact with the top of the fixed plate (3), and the bottom of the pressing plate (30) is fixedly connected with a pin (31) which is matched with the positioning groove (29).
9. A reinforced concrete cylindrical column base node according to claim 1, characterized in that two symmetrical formworks (22) are slidably connected to the top of the ground (1), the cylinder (4) is positioned between the two formworks (22), two symmetrical fixing blocks (23) are fixedly connected to the top of the formworks (22), and second bolts (24) penetrate through the internal threads of the fixing blocks (23).
10. A construction method of a reinforced concrete cylindrical column base joint is characterized by comprising the following steps:
s1, attaching the fixing plate (3) to the bottom end of the cylinder (4), extending the steel bar (5) into the groove (27), fixing the cylinder (4) and the fixing plate (3) through the threaded connection of the screw block (28) and the steel bar (5), placing the cylinder (4) and the fixing plate (3) in the hollow circular plate (2), and fixing the hollow circular plate (2), the fixing plate (3) and the ground (1) through the anchor bolt (6);
s2, embedding the first arc-shaped plate (10) and the second arc-shaped plate (11) into the hollow circular plate (2), and at the moment, embedding the first embedding block (12) and the second embedding block (13) into the embedding groove (7) along with the first arc-shaped plate (10) respectively to fix the first arc frame (8), the second arc frame (9), the first arc-shaped plate (10) and the second arc-shaped plate (11);
s3, the second embedded block (13) and the first embedded block (12) are embedded into the embedded groove (7), the second embedded block (13) and the first embedded block (12) respectively extrude the sliding block (21) towards two sides, the spring (20) starts to compress, when the first arc-shaped plate (10) is contacted with the inner wall of the bottom of the hollow circular plate (2), the sliding block (21) slides towards the middle under the action of the spring (20), so that the sliding block (21) clamps the second embedded block (13) and the first embedded block (12) to prevent the first arc-shaped plate (10) and the second arc-shaped plate (11) from sliding upwards;
s4, the nut (15) is in threaded connection with the screw rod (14), the nut (15) is rotated, then the screw rod (14) can drive the trapezoidal plates (16) to slide towards the middle, the cylinder (4) is fixed through the trapezoidal plates (16), and the cylinder (4) and the ground (1) are in a vertical state;
s5, sliding the two templates (22) to the middle to enable the templates (22) to wrap the cylinder (4), fixing the two templates (22) through the matching of the fixing block (23) and the second bolt (24), and when parts in the hollow circular plate (2) are damaged under the influence of the earthquake, reversely operating the steps to release the clamping of the cylinder (4), taking the cylinder (4) out of the circular plate (2), and directionally replacing the circular plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110628000.6A CN113323007A (en) | 2021-06-05 | 2021-06-05 | Reinforced concrete cylindrical column base joint and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110628000.6A CN113323007A (en) | 2021-06-05 | 2021-06-05 | Reinforced concrete cylindrical column base joint and construction method thereof |
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| Publication Number | Publication Date |
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| CN113323007A true CN113323007A (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110628000.6A Withdrawn CN113323007A (en) | 2021-06-05 | 2021-06-05 | Reinforced concrete cylindrical column base joint and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117552520A (en) * | 2024-01-12 | 2024-02-13 | 中国二十二冶集团有限公司 | Assembled beam column node anchored by high-strength steel bars |
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2021
- 2021-06-05 CN CN202110628000.6A patent/CN113323007A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117552520A (en) * | 2024-01-12 | 2024-02-13 | 中国二十二冶集团有限公司 | Assembled beam column node anchored by high-strength steel bars |
| CN117552520B (en) * | 2024-01-12 | 2024-03-12 | 中国二十二冶集团有限公司 | Assembled beam column node anchored by high-strength steel bars |
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Application publication date: 20210831 |