CN103938912A - Device for connecting high-rise structure with foundation and manufacturing method of device - Google Patents
Device for connecting high-rise structure with foundation and manufacturing method of device Download PDFInfo
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- CN103938912A CN103938912A CN201410194047.6A CN201410194047A CN103938912A CN 103938912 A CN103938912 A CN 103938912A CN 201410194047 A CN201410194047 A CN 201410194047A CN 103938912 A CN103938912 A CN 103938912A
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- grout groove
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- base ring
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Abstract
The invention relates to the field of fixing devices, in particular to a device for connecting a high-rise structure with a foundation and a manufacturing method of the device. The device for connecting the high-rise structure with the foundation comprises a bottom ring, a plurality of anchor rods, a grouting groove made of concrete, and a plurality of leveling bolts. The bottom ring is arranged on the foundation, the lower ends of the anchor rods penetrate through the bottom ring and are fixed to the bottom ring, and the upper ends of the anchor rods penetrate through the bottom of the grouting groove. Each leveling bolt comprises a threaded rod and a nut matched with the threaded rod. The bottom ends of the threaded rods are arranged at the bottom of the grouting groove. The position of each nut on the corresponding threaded rod is adjusted so that the upper surfaces of all the nuts can be located on the same horizontal plane. Compared with the prior art, the device for connecting the high-rise structure with the foundation and the manufacturing method have the advantages that leveling difficulty is lowered, and the process is simple.
Description
Technical field
The present invention relates to fixture field, in particular to linkage for connecting tall and slender structure and ground and preparation method thereof.
Background technology
Tall and slender structure need to be fixed on a rigid structures conventionally, and tall and slender structure can not be collapsed after bearing load, can not affect it and normally use.Tall and slender structure can be wind-driven generator tower, electric pole or base station etc.
In correlation technique, as shown in Figure 1, adopt three-dimensional adjustable combined type crab-bolt to realize being fixedly connected with of wind-driven generator tower and ground, particularly, three-dimensional adjustable combined type crab-bolt comprises anchor slab 100, lower anchor slab 200, crab-bolt 300, crab-bolt sleeve pipe 400 and adjustable crab-bolt support 500, on upper anchor slab 100 and lower anchor slab 200, be provided with through hole, crab-bolt 300 is successively through the through hole on upper anchor slab 100 and lower anchor slab 200, crab-bolt 300 between upper anchor slab 100 and lower anchor slab 200, it is outside equipped with crab-bolt sleeve pipe 400, lower anchor slab 200 is fixed in ground by spike 600, adjustable crab-bolt support 500 by stub fix with ground on.Adjustable crab-bolt support 500 is made up of adjusting screw(rod) 501 and fine-tuning nut 502, for the vertical upper anchor slab 100 of frame, upper anchor slab 100 comprises top board 101 and end floor beam 102, fine-tuning nut 502 is two, lay respectively at the two ends of end floor beam 102, make end floor beam 102 between two fine-tuning nuts 502, by regulating the level of the upper surface of the top board 101 of anchor slab 100 in the position adjustments of fine-tuning nut 502 on adjusting screw(rod) 501.
But the adjustable combined type crab-bolt of solid in correlation technique, because the height of tall and slender structure is higher, therefore has relatively high expectations for the horizontal accuracy of junction.In the time of needs leveling, first the fine-tuning nut being positioned on same adjusting screw(rod) is screwed, make it away from another fine-tuning nut on this adjusting screw(rod), then screw another fine-tuning nut, make it near the fine-tuning nut away from it, in close process, drive end floor beam moves, thereby realize the fine setting of the top board to upper anchor slab, the two ends of top board are positioned in same level, realize the upper surface that adjustable crab-bolt support carries out top board and be positioned at calibrated altitude, but above-mentioned leveling process is loaded down with trivial details, realize difficulty.
Summary of the invention
The object of the present invention is to provide the linkage for connecting tall and slender structure and ground, to solve the above problems.
Provide in an embodiment of the present invention a kind of for connecting the linkage of tall and slender structure and ground, this tall and slender structure and basic linkage comprise: grout groove and multiple leveling bolt that base ring, multiple anchor pole, concrete form; Base ring is arranged on ground; The lower end of multiple anchor poles is passed base ring and is fixed with base ring, and the upper end of anchor pole is through the bottom of grout groove; The nut that each leveling bolt includes threaded rod and is mated; Threaded rod is arranged on the bottom land of grout groove away from the bottom of nut; Regulate the position of each nut on respective threaded bar, the upper surface of all nuts is positioned in same level.
Further, the screw thread arranging on anchor pole is the circle-arc screw-thread of 360 degree continuity rotations.
Further, base ring is formed by multiple split blade type steel plate splicings.
Further, grout groove is made by removing auxiliary mould ring.
Further, leveling bolt circumferentially evenly arranging along grout groove.
Further, auxiliary mould ring is formed by the first steel loop and cystosepiment bonding, and the first steel loop is arranged on the top of cystosepiment; Or auxiliary mould ring is the second steel loop and is welded on the cell body that the baffle plate on the second steel loop is made.
Linkage provided by the invention can also comprise: annular flange; The end face of annular flange is placed on horizontal plane, and the upper end of anchor pole is all through annular flange.
Further, this linkage also comprises: cement structures part; Cement structures part is for filling the space forming between annular flange and grout groove.
Further, the screw thread on threaded rod is fine thread.
Also provide in another embodiment of the present invention a kind of for connecting the preparation method of linkage of tall and slender structure and ground, this preparation method comprises: fixing base ring; One end of anchor pole and described base ring are fixed, and the other end and auxiliary mould ring are fixed; Pouring structure concrete, makes described concrete that described auxiliary mould ring is covered completely; Treat before described concrete initial set, remove described auxiliary mould ring, form grout groove; In described grout groove, place leveling bolt, after leveling, place annular flange; In described grout groove, fill high-strength cement, form cement structures part.
The above embodiment of the present invention for connecting linkage of tall and slender structure and ground and preparation method thereof, the stress that anchor pole top is subject to is through anchor pole, base ring is passed on the ground that is provided with base ring on it, by being arranged on the leveling bolt in grout groove, position by adjusting nut on threaded rod, make the bottom land of uneven grout groove through leveling bolt, in the adjusting range of leveling bolt on threaded rod, adjust, make the upper plane of nut form the bearing surface of a level, in the present invention, only need to adjust a nut and just can realize leveling, with respect to prior art, reduce leveling difficulty, process is simple.
Brief description of the drawings
Fig. 1 shows the structural representation of the linkage in correlation technique;
Fig. 2 shows provided by the invention for connecting the structural representation of linkage of tall and slender structure and ground;
Fig. 3 shows the structure for amplifying schematic diagram in grout groove provided by the invention;
State diagram when Fig. 4 shows a kind of auxiliary mould ring provided by the invention and do not remove;
State diagram when Fig. 5 shows another kind of auxiliary mould ring provided by the invention and do not remove;
Fig. 6 shows provided by the invention for connecting the flow chart of preparation method of linkage of tall and slender structure and ground.
Detailed description of the invention
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
In conjunction with Fig. 2-Fig. 5, provide in an embodiment of the present invention a kind of for connecting the linkage of tall and slender structure and ground, this linkage comprises: grout groove 3 and multiple leveling bolt 4 that base ring 1, multiple anchor pole 2, concrete form; Base ring 1 is arranged on ground; The lower end of multiple anchor poles 2 is through base ring 1 fixing with base ring 1, and the upper end of anchor pole 2 is through the bottom of grout groove 3; The nut that each leveling bolt 4 includes threaded rod and is mated; Threaded rod is arranged on the bottom land of grout groove 3 away from the bottom of nut; Regulate the position of each nut on respective threaded bar, the upper surface of all nuts is positioned in same level.
Particularly, base ring 1 is doughnut-shaped steel plate, is provided with the through hole of multiple annular spread on steel plate, and this through hole is for fixing anchor bar 2, and the mode that conventionally can adopt pad and bolt to coordinate fixes anchor pole 2.Base ring 1 is arranged on ground, conventionally can be connected with ground by braced structures, makes to form certain space between the lower end of anchor pole 2 and ground, is convenient to anchor pole 2 fixing with base ring 1.
Anchor pole 2 can be any anchor pole 2 in correlation technique, do not limit at this, preferably, can adopt on anchor pole 2 screw thread arranging is the circle-arc screw-thread (can application reference number be 201120148371.6 utility model patent) of 360 degree continuitys rotations, in actual applications, adopt above-mentioned anchor pole 2, in the time of fixing base ring 1, adopt the screw thread of circular arc, contact area between screw rod and nut is increased, effectively improve anti-pine property, also reduced simultaneously fixing after because external force affects fixed effect.
In actual applications, leveling bolt 4 comprises threaded rod and nut, threaded rod in leveling bolt 4 can adopt standard component can also adopt abnormally-structured form in actual applications, leveling bolt 4 can be a standard component threaded rod and two nuts, the top and bottom of threaded rod are respectively provided with a nut, the nut of lower end for increasing with the contact area of bottom land, the nut of upper end is for regulating, its upper surface is positioned in same level, leveling bolt can also adopt the special bar of one end major part, with a nut, one end (similar with nail head) that special bar is provided with major part contacts with bottom land, increase the contact area of threaded rod and bottom land, make threaded rod bottom land more stable be more conducive to stressed, the lower end of threaded rod is placed in the bottom of grout groove 3, grout groove 3 is by after concreting, remove auxiliary mould ring form, in the manufacture craft and fixed placement process of the bottom of grout groove 3 due to auxiliary mould ring, the bottom concrete surface planeness of grout groove 3 does not reach installation accuracy requirement, because the height of tall and slender structure is higher, levelness for bottom requires high, because in the inclination of one of bottom small angle, in the time acting on tall and slender structure, the tilting action that the top of tall and slender structure produces is very big, therefore the importance of leveling is apparent, the present invention adopts leveling bolt 4, make the upper surface of the nut of leveling bolt 4 can be through rotating nut the position on threaded rod, the upper surface of the nut of multiple leveling bolts 4 is positioned in same level, realize leveling.
Further, grout groove 3 is that the auxiliary mould ring by removing anchor pole 2 upper ends connections is made, and the utility model patent that can be 201120158593.6 with reference to application number about the specific embodiment of grout groove 3, does not repeat them here.
The above embodiment of the present invention for connecting the linkage of tall and slender structure and ground, the stress being subject to by anchor pole 2 tops is through anchor pole 2, base ring 1 is passed on the ground that is provided with base ring 1 on it, by being arranged on the leveling bolt 4 in grout groove 3, position by adjusting nut on threaded rod, make the bottom land of uneven grout groove 3 through leveling bolt 4, in the adjusting range of leveling bolt 4 on threaded rod, adjust, make the upper plane of nut form the bearing surface of a level, in the present invention, only need to adjust a nut and just can realize leveling, with respect to prior art, reduce leveling difficulty, process is simple.
Preferably, the screw thread arranging on anchor pole 2 is the circle-arc screw-thread of 360 degree continuity rotations.
In actual application, the screw thread arranging on anchor pole 2 can be selected according to actual needs, specifically can carry out comprehensive consideration according to the actual height of tall and slender structure or other factors, when higher for required precision, can be provided with the anchor pole 2 of the circle-arc screw-thread of 360 degree continuity rotations, due to the circle-arc screw-threads of 360 degree continuitys rotations and the contact area of nut larger, safety contact area relative and trapezoidal thread and nut at least improves 2 times, and stress concentration falls in circle-arc screw-thread, relative and sharp thread makes the stress of anchor pole concentrate reduction to reach 48%, effectively improve anti-pine property, improve fixed effect, and then ensure the stable operation of top tall and slender structure.
Preferably, base ring 1 is formed by multiple split blade type steel plate splicings.
In actual application, base ring 1 can adopt multi-disc curved plate to be spliced, because base ring 1 is for fixing anchor bar 2, and base ring 1 all need up and down concreting, therefore in actual use, due to born external force or other reasons may cause base ring 1 to damage, if base ring 1 adopts overall structure one-body molded, need whole replacings, what but base ring 1 provided by the invention adopted is that the mode of splicing is made, conventionally adopt in actual use anchoring piece to splice, the part that can change arbitrarily damage is so set, without integral replacing, contribute to saving steel and convenient transport.
Preferably, grout groove 3 is made by removing auxiliary mould ring.
In actual applications, leveling bolt 4 is placed in the inside of grout groove 3, in order to make the grout groove 3 for placing leveling bolt 4, alternatively, before concreting, auxiliary mould ring is fixed on anchor pole 2, treat that concreting arrives certain altitude, arrive after the upper surface of auxiliary mould ring, in the time that concrete does not solidify completely, auxiliary mould ring is removed, thereby form grout groove 3, adopted the mode that removes auxiliary mould ring to make grout groove 3 simple, convenient.In this application, grout groove 3 also has other effect, for example, for pouring into high-strength cement mortar, improves the local anti-pressure ability of linkage and transmits prestressing force.
Preferably, leveling bolt 4 circumferentially evenly arranging along grout groove 3.
In actual applications, leveling bolt 4 circumferentially evenly arranges along grout groove 3, so arrange, after each leveling bolt 4 is regulated, make leveling better effects if, and make the overall structure symmetry forming after casting cement, evenly, the stress dispersion that tall and slender structure is produced is more even, ensures the steadiness of linkage, extends its service time.Alternatively, leveling bolt can be that a circle can also be multi-turn, does not limit at this.
Further, auxiliary mould ring is formed by the first steel loop 71 and cystosepiment 72 bondings, and the first steel loop 71 is arranged on the top of cystosepiment 72; Or auxiliary mould ring is the second steel loop 73 and is welded on the cell body that the baffle plate 74 on the second steel loop 73 is made.
In actual applications, the degree of depth of grout groove 3 is generally adjusted according to engineering design, the scope of its adjustment can be from several centimetres to tens centimetres, in the time that grout groove 3 is tens centimetres, can adopt the mode of several steel loop stacks to make the grout groove 3 that meets depth requirements, but, the grout groove 3 that adopts aforesaid way to form, the large usage quantity of required steel and while removing because the weight of steel loop itself exists certain difficulty.Therefore the present invention improves the structure of auxiliary mould ring, adopt the mode of steel loop and cystosepiment bonding to make, utilize the thickness of cystosepiment to increase the thickness of auxiliary mould ring, thereby after removing, make the degree of depth of grout groove 3 meet the demands, another kind of auxiliary mould ring is also provided in the present invention, at the outside of steel loop welding baffle plate, thereby steel loop and baffle plate form cell body, adopt the auxiliary mould ring of above-mentioned two kinds of forms all can greatly reduce the consumption of steel, and because the weight of auxiliary mould ring also reduces greatly, it is easier to remove.
In actual applications, for the ease of removing of auxiliary mould ring, can be set to the different structure of upper and lower diameter by auxiliary mould ring, upper diameter is slightly larger than the structure of lower diameter, and setting like this is convenient to frock ring and is removed after concreting.
Linkage provided by the invention can also comprise: annular flange 5; The end face of annular flange 5 is placed on horizontal plane, and the upper end of anchor pole 2 is all through annular flange 5.
In correlation technique, adopt reversed balancing flange to realize being connected of linkage and tall and slender structure, in the application, also can adopt reversed balancing flange to connect, preferably, can adopt annular flange 5, first-selected annular flange 5 its steel using amounts are less than reversed balancing flange, and annular flange 5 costs are low, adopt annular flange 5, can save the financial cost of linkage, reduce cost.Conventionally the end face of annular flange 5 is placed on horizontal plane, and the through hole arranging on annular flange 5 is only passed in the upper end of anchor pole 2, and then utilizes pad and nut that annular flange 5 is fixed on anchor pole 2.
Particularly, this annular flange 5 can be annular T flange, can also be other annular flange with end face, does not enumerate at this.
Further, this linkage also comprises: cement structures part 6; Cement structures part 6 is for filling the space forming between annular flange 5 and grout groove 3.
Cement components be the end face of annular flange 5 be placed in the nut on leveling leveling bolt 4 upper surface form plane on after, in grout groove 3, build high-strength cement, after theing cement solidifies, form cement structures part 6, cement structures part 6 is wrapped in leveling bolt 4 in grout groove 3 and the part-structure of annular flange 5.
By cement structures part 6, support annular flange 5, make the gravity of the tall and slender structure bearing on annular flange 5 be passed to ground by cement structures part 6, concrete etc., the transmission of realizable force and be convenient to install tall and slender structure.
Further, the screw thread on threaded rod is fine thread.
In actual applications, the screw thread on threaded rod adopts fine thread, and the nut coordinating by fine thread with fine thread coordinates, and owing to adopting fine thread, the precession distance of nut on threaded rod is less, is convenient to fine setting, and degree of regulation is high.
As shown in Figure 6, also provide in the present invention a kind of for connecting the preparation method of linkage of tall and slender structure and ground, this preparation method comprises:
Step S100: fixing base ring;
Step S200: one end of anchor pole and base ring are fixed, and the other end and auxiliary mould ring are fixed;
Step S300: pouring structure concrete, makes concrete that auxiliary mould ring is covered completely;
Step S400: treat before concrete initial set, remove auxiliary mould ring, form grout groove;
Step S500: place leveling bolt in grout groove, place annular flange after leveling;
Step S600: fill high-strength cement in grout groove, form cement structures part.
The preparation method of linkage provided by the invention, by being arranged on the leveling bolt in grout groove, the position of adjusting nut on threaded rod, makes the bottom land of uneven grout groove through leveling bolt, in the adjusting range of leveling bolt on threaded rod, adjusts, make the upper plane of nut form the bearing surface of a level, in the present invention, only need to adjust a nut and just can realize leveling, with respect to prior art, reduced leveling difficulty, process is simple.
In addition, embodiments of the invention are elaborated in connection with concrete operating process and manufacture craft in actual production.
1, dig foundation ditch.
2, build bed course.
3, fixing base ring 1.
After fixing base ring 1, can wear in advance several anchor poles 2 and anchor pole 2 sleeve pipes for fixing auxiliary mould ring, realize fixing common auxiliary mould ring.
4, fixing auxiliary mould ring.
5, wear remaining anchor pole 2, anchor pole 2 sleeve pipes.
6, assembling reinforcement.
7, pouring structure concrete, maintenance.
8, remove auxiliary mould ring, form grout groove 3.
9, at the interior placement leveling of grout groove 3 bolt 4, after leveling, place annular flange 5.
10,, at the interior filling high-strength cement of grout groove 3, form cement structures part 6.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. for connecting a linkage for tall and slender structure and ground, it is characterized in that, comprising: grout groove and multiple leveling bolt that base ring, multiple anchor pole, concrete form;
Described base ring is arranged on ground;
The lower end of multiple described anchor poles is passed described base ring and is fixed with described base ring, and the upper end of described anchor pole is through the bottom of described grout groove;
The nut that described in each, leveling bolt includes threaded rod and is mated; The bottom of described threaded rod is arranged on the bottom land of described grout groove;
Regulate the position of nut on corresponding described threaded rod described in each, the upper surface of all described nuts is positioned in same level.
2. linkage according to claim 1, is characterized in that, the screw thread arranging on described anchor pole is the circle-arc screw-thread of 360 degree continuity rotations.
3. linkage according to claim 1, is characterized in that, described base ring is formed by multiple split blade type steel plate splicings.
4. linkage according to claim 1, is characterized in that, described grout groove is made by removing auxiliary mould ring.
5. linkage according to claim 4, is characterized in that, described leveling bolt circumferentially evenly arranges along described grout groove.
6. tall and slender structure according to claim 4 and basic linkage, is characterized in that, described auxiliary mould ring is formed by the first steel loop and cystosepiment bonding, and described the first steel loop is arranged on the top of described cystosepiment; Or described auxiliary mould ring is the second steel loop and is welded on the cell body that the baffle plate on described the second steel loop is made.
7. linkage according to claim 1, is characterized in that, also comprises: annular flange;
The end face of described annular flange is placed on described horizontal plane, and the upper end of described anchor pole is all through described annular flange.
8. linkage according to claim 7, is characterized in that, also comprises: cement structures part;
Described cement structures part is for filling the space forming between described annular flange and described grout groove.
9. according to the tall and slender structure described in claim 1-8 any one and basic linkage, it is characterized in that, the screw thread on described threaded rod is fine thread.
10. for connecting the preparation method of linkage for tall and slender structure and ground, it is characterized in that, comprising:
Fixing base ring;
One end of anchor pole and described base ring are fixed, and the other end and auxiliary mould ring are fixed;
Pouring structure concrete, makes described concrete that described auxiliary mould ring is covered completely;
Treat before described concrete initial set, remove described auxiliary mould ring, form grout groove;
In described grout groove, place leveling bolt, after leveling, place annular flange;
In described grout groove, fill high-strength cement, form cement structures part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194047.6A CN103938912A (en) | 2014-05-08 | 2014-05-08 | Device for connecting high-rise structure with foundation and manufacturing method of device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194047.6A CN103938912A (en) | 2014-05-08 | 2014-05-08 | Device for connecting high-rise structure with foundation and manufacturing method of device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103938912A true CN103938912A (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410194047.6A Pending CN103938912A (en) | 2014-05-08 | 2014-05-08 | Device for connecting high-rise structure with foundation and manufacturing method of device |
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| Country | Link |
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| CN (1) | CN103938912A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106639610A (en) * | 2016-12-09 | 2017-05-10 | 国家电网公司 | Iron tower tail edge continuous leveling method |
| CN107326920A (en) * | 2017-07-19 | 2017-11-07 | 北京金风科创风电设备有限公司 | Tower foundation anchor bolt assembly, tower foundation and construction method |
| CN109162290A (en) * | 2018-09-26 | 2019-01-08 | 西南交通大学 | Rivet basis |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106639610A (en) * | 2016-12-09 | 2017-05-10 | 国家电网公司 | Iron tower tail edge continuous leveling method |
| CN107326920A (en) * | 2017-07-19 | 2017-11-07 | 北京金风科创风电设备有限公司 | Tower foundation anchor bolt assembly, tower foundation and construction method |
| CN107326920B (en) * | 2017-07-19 | 2024-02-23 | 北京金风科创风电设备有限公司 | Tower foundation anchor bolt assembly, tower foundation and construction method |
| CN109162290A (en) * | 2018-09-26 | 2019-01-08 | 西南交通大学 | Rivet basis |
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