CN105673355A - Concrete tower drum of reinforced concrete structure draught fan tower barrel - Google Patents

Abstract

The invention relates to a concrete tower drum of a reinforced concrete structure draught fan tower barrel. The concrete tower drum comprises a top plate arranged at the top and a support platform arranged at the bottom, wherein two ends of multiple support steel ribs distributed at equal intervals are respectively and fixedly connected with the top plate and the support platform so as to form a support framework of the concrete tower drum; a concrete layer cast along the support framework forms a side wall of the concrete tower drum; the upper and lower ends of a prestressed steel rib penetrating through the side wall of the concrete tower drum are respectively fixed to a connecting piece and the support platform through anchors. The upper and lower ends of the prestressed steel rib penetrating through the concrete tower drum are respectively fixed by the anchor so as to enable the prestressed steel rib to be in a tension state, so that wind resistance and shock absorption are provided for concrete so as to buffer tower barrel shaking generated under the action of wind-powered vibration.

Description

A kind of concrete tower of steel and concrete structure blower fan tower barrel

Technical field

The present invention relates to a kind of wind-driven generator of power domain, particularly relate to the blower fan tower barrel of a kind of steel and concrete structure, particularly to the concrete tower of a kind of steel and concrete structure blower fan tower barrel.

Background technology

Flourish along with wind-powered electricity generation industry, land Construction of Wind Power increasingly tends to saturated, and the place that wind-resources is good is fewer and feweri, in the face of this close quarters situation, explores better wind-resources wind field and is undoubtedly the direction of land wind field future development.

Hybrid tower is generally made up of two parts, and lower end is concrete tower, and upper end is traditional steel tower tube. Hub height can be brought up to more than 120 meters by hybrid tower, and wind energy turbine set generated energy can be made to improve 20%. Hybrid tower is that land wind energy turbine set opens new space.

But concrete tower itself is highly higher, existing concrete tower manufacture process is loaded down with trivial details time-consuming, significantly impacts throughput rate; Meanwhile, the torsional strength of existing concrete tower itself is relatively low, causes blower fan tower barrel easily to produce to rock under external wind is disturbed, in turn results in blower fan, have impact on wind turbine power generation amount and later maintenance cost.

In view of this, the special proposition present invention.

Summary of the invention

It is an object of the invention to provide the blower fan tower barrel of a kind of steel and concrete structure, it is divided into two parts up and down of concrete and steel and combines the purpose of installation realizing blower fan tower barrel, to reach to improve wind turbine power generation amount, reduce blower fan overall cost, to shorten the effect of blower fan tower barrel manufacturing time; Another object is in that to provide the blower fan tower barrel of a kind of steel and concrete structure so that concrete tower has Multi-section concrete tower segments to be spliced to form, and quickly manufactures installation with what realize concrete tower.

For realizing goal of the invention, adopt the following technical scheme that

A kind of concrete tower of steel and concrete structure blower fan tower barrel, blower fan tower barrel includes: bottom-up pile foundation, support platform, concrete tower and the steel tower tube set gradually; The support platform that described concrete tower includes the top board of top setting, bottom is arranged, many spacer bar two ends of angular displacement are fixedly connected with top board and support platform respectively at equal intervals, to constitute the support frame of concrete tower; The sidewall of the concrete layer composition concrete tower of moulding by casting is carried out along support frame; The upper and lower two ends of deformed bar running through setting on concrete tower sidewall are fixed on connector through ground tackle respectively and support platform place.

Further, the setting all equal to top board center distance of the upper end of each spacer bar, lower end and the support all equal setting of Platform center distance, and the horizontal range of described spacer bar lower end and concrete tower axis is more than the horizontal range of spacer bar upper end Yu tower concrete tower axis, to form the sidewall of the bottom-up concrete tower narrowed gradually.

Further, supporting platform and include the steel hoop skeleton below oversite concrete tower sidewall correspondence, described steel hoop skeleton is become many horizontal stripe reinforcing bars of lattice-shaped and Duo Gen vertical bar reinforcing bar to form by mutual cross arrangement anyhow; The lower end horizontal buckling of spacer bar, kink contacts with at least two horizontal stripe reinforcing bar, and kink is riveted fixing through rivet with each horizontal stripe reinforcing bar contacted respectively mutually.

Further, the lower end horizontal buckling of spacer bar, kink contacts with at least one horizontal stripe reinforcing bar and at least one the second reinforcing bar, and kink is riveted through rivet respectively mutually with each horizontal stripe reinforcing bar contacted and each second reinforcing bar.

And/or, the lower end horizontal buckling of spacer bar, being partially in above horizontal stripe reinforcing bar, being partially in below horizontal stripe reinforcing bar of kink, make spacer bar braiding staggered with horizontal stripe reinforcing bar and/or the second reinforcing bar contact.

And/or, the upper end of spacer bar is provided with external screw thread, and top board is provided with and each spacer bar phase sleeve one to one, and described sleeve lining is provided with the female thread being meshed with external screw thread, makes spacer bar be screwed mutually with top board.

Further, described concrete tower sidewall is placed with many deformed bars, the relative tower axis angular displacement at equal intervals of each deformed bar; The lower end of deformed bar is connected with constituting the round reinforcing bar supporting platform, and upper end spreads out of from the through hole of top board; The periphery of deformed bar is arranged with rubber sleeve, to avoid deformed bar and concrete layer inter-adhesive.

Further, the lower end of described deformed bar is connected with round reinforcing bar through spring base, described spring base includes the installing plate being welded and fixed mutually with round reinforcing bar, and the center of described installing plate is provided with the grafting sleeve extended downwards vertically, and grafting tower upper end open, lower end are airtight; The lower end of deformed bar is inserted in grafting sleeve, described inserted joint casing is spliced to form Extrusion anchor ground tackle by least two panels arc plate, described installing plate is provided with mean for the hard-wired card convex of inserted joint casing, so that installing plate constitutes the extruding anchoring part matched with Extrusion anchor ground tackle.

Further, the upper end of installing plate is provided with and is set in deformed bar periphery, spiral spiral reinforcement, and the lower end of described spiral reinforcement is welded and fixed mutually with installing plate.

It is further preferred that the outer phase of the upper end of spiral reinforcement and deformed bar is welded and fixed.

Further, the stretching end ground tackle being arranged over fixing for deformed bar upper end of connector, described stretching end ground tackle periphery is set with sealing off and covering anchorage cover.

Preferably, described stretching end ground tackle includes the extruding anchoring part with through hole on connector mutually one to one, in bulk, extruding anchoring part is provided with each deformed bar upper end that is multiple and that pass in through hole mutually extruded hole one to one, in extruded hole or top one_to_one corresponding be provided with mean for the Extrusion anchor ground tackle that deformed bar is fixing.

Preferably, sealing off and covering anchorage cover is fixedly connected through the extruding anchoring part of multiple standing screws Yu stretching end ground tackle, fixes so that sealing off and covering anchorage cover realizes installing through extruding anchoring part.

It is further preferred that the lower end of stretching end ground tackle seat is provided with is set in deformed bar periphery, spiral spiral reinforcement, the upper end of described spiral reinforcement is welded and fixed mutually with stretching end ground tackle seat.

Further, concrete tower is spliced to form mutually by the concrete tower segments that multistage is circular arc sheet; Concrete tower segments be respectively provided on two sides with the primary and secondary bar overlapped mutually with adjacent concrete tower segments;

Preferably, the left side of each concrete tower segments is respectively equipped with sub-bar, right side is respectively equipped with female bar, and described female bar matches with sub-bar setting;Described sub-bar is made up of the convex rib that the transverse section protruding setting is " T " shape, and the transverse section that female bar is arranged by the caving in groove bar in " recessed " shape is constituted.

Further, the junction of adjacent concrete tower segments is respectively equipped with bracing means, described bracing means includes the interior plate and the outer panel that extend along concrete tower segments junction, described interior plate fit with concrete tower segments medial wall contact, outer panel fits with concrete tower segments lateral wall and contacts, described interior plate and outer panel are respectively through all corresponding connection of bolt and adjacent concrete tower segments.

Preferably, between described outer panel and concrete tower segments junction, between interior plate and concrete tower segments junction, it is respectively equipped with rubber blanket, carries out encapsulation process with abutment joint place, it is to avoid current enter.

Adopting technique scheme, the present invention is in that compared with the advantage of prior art:

1, the upper and lower two ends of deformed bar that internal for concrete tower biography sets are fixed through ground tackle respectively, so that deformed bar is in tensioning state, wind-proof, shock-reducing is provided for concrete reinforcement, the unstable situation caused to reduce tower to produce to rock under wind-force effect of vibration, and then reach to improve the purpose of assembling strong degree;

2, multiple batches of pour into a mould respectively from the bottom to top by concrete tower is divided, to reduce the molding cost of blower fan tower barrel, make the more easy program of concrete layer of blower fan tower barrel; Meanwhile, carrying out the two ends up and down of concrete tower respectively riveting or threaded be fixed, the framework of steel reinforcement making concrete tower is more firm, to improve the bulk strength of blower fan tower barrel;

3, by concrete tower itself can be spliced installation composition through the tower segments of multistage lamellar, make concrete tower itself can realize carrying out in batches pouring into a mould, the later stage carries out the manufacturing process of quick assembled formation, the manufacture speed of the concrete tower greatly speeded up, reduces manufacture difficulty; Further, by splicing through primary and secondary bar between each concrete tower segments, to be greatly improved the convenient degree in concrete tower installation process;

4, by bottom-up for deformed bar itself run through concrete tower sidewall after, extend upwardly to steel tower tube top again and carry out ground tackle and fix, make deformed bar in bottom, middle part and top carry out secondary through ground tackle respectively and fix, to improve the torsional strength of blower fan tower barrel itself;

5, present configuration is simple, method is succinct, effect is notable, is suitable for promoting the use of.

Accompanying drawing explanation

Fig. 1 is the structural representation of steel and concrete structure blower fan tower barrel in the embodiment of the present invention;

Fig. 2 is the top view of tower pile foundation in the embodiment of the present invention;

Fig. 3 is the side view of tower pile foundation in the embodiment of the present invention;

Fig. 4 is the composition reinforcing bar arrangement schematic diagram that in the embodiment of the present invention, tower supports platform;

Fig. 5 is the frame structure schematic diagram of concrete tower in the embodiment of the present invention;

Fig. 6 is the section structure schematic diagram of concrete tower in the embodiment of the present invention;

Fig. 7 is deformed bar lower end installing structure schematic diagram in the embodiment of the present invention;

Fig. 8 is deformed bar upper end mounting structure schematic diagram in the embodiment of the present invention;

Fig. 9 is the section structure schematic diagram of concrete tower in another embodiment of the present invention;

Figure 10 is the structural representation of connector in the embodiment of the present invention;

Figure 11 is the section structure schematic diagram of connector in another embodiment of the present invention;

Figure 12 is the arrangement schematic diagram of deformed bar in the embodiment of the present invention;

Figure 13 is the scheme of installation of spacer bar lower end in the embodiment of the present invention;

Figure 14 is the scheme of installation of spacer bar lower end in another embodiment of the present invention;

Figure 15 is the section structure schematic diagram of connector in yet another embodiment of the invention;

Figure 16 is the section structure schematic diagram of connector through hole in further embodiment of this invention;

Figure 17 is the top view that in the embodiment of the present invention, transformator supports platform;

Figure 18 is the side view that in the embodiment of the present invention, transformator supports platform.

Main element illustrates: 100 pile foundations, 200 support platform, 300 concrete tower, 400 connectors, 500 steel tower tube, 600 transformators support platform, 1 deformed bar, 2 Extrusion anchor ground tackles, 3 extruding anchoring parts, 4 spiral reinforcements, 5 stretching end ground tackles, 6 sealing off and covering anchorage covers, 7 standing screws, 8 rubber sleeves, 11 column cushion caps, 12 foundation piles, 13 periphery foundation piles, 14 intermediate base stakes, 15 inner circumferential foundation piles, 21 lattice-shaped reinforcing bar groups, 22 disperse strip reinforcing bar group, 23 peripheral annular regions, 24 intermediate annular region, 25 central circular, 210 horizontal stripe reinforcing bars, 211 vertical bar reinforcing bars, 30 concrete tower segments, 31 first concrete towers shell rings, 32 second concrete towers shell rings, 33 the 3rd concrete towers shell rings, 34 the 4th concrete towers shell rings, 35 convex ribs, 36 groove bars, 37 steel hoop skeletons, 38 spacer bars, 39 top boards, 380 kinks, 41 ring flanges, 42 through holes, inner sleeve on 43, outer sleeve on 44, 45 times inner sleeves, 46 times outer sleeves, 47 cover plates, 48 protuberances, 51 installation foldings, 60 landing slabs, 61 periphery convex ribs, 62 inner circumferential convex ribs, 63 pod apertures, 64 support columns.

Detailed description of the invention

Below in conjunction with embodiment, the present invention is described in more detail.

As shown in Fig. 1 to Figure 18, invention describes a kind of steel and concrete structure blower fan tower barrel, described tower includes: bottom-up pile foundation 100, support platform 200, concrete tower 300 and the steel tower tube 500 set gradually; Pile foundation 100 is embedded in advance at the end, ground, the bottom of concrete tower 300 is the support platform 200 being layed in pile foundation 100, described support platform 200 and pile foundation 100 one moulding by casting, concrete tower 300 top is connected part 400 and fixes with the bottom same axis of steel tower tube 500 and be connected; Deformed bar about 1 two ends running through setting on concrete tower 300 sidewall are fixed on connector 400 through ground tackle respectively and support platform 200 place.

By above-mentioned setting so that overall higher blower fan tower barrel is divided into two parts of concrete and steel, to reduce blower fan overall cost; Meanwhile, make the rapid shaping of blower fan tower barrel own, saved the production time; Also have, deformed bar about 1 two ends that internal for concrete tower 300 biography sets are fixed through ground tackle respectively, so that deformed bar 1 is in tensioning state, wind-proof, shock-reducing is provided for concrete reinforcement, the unstable situation caused to reduce tower to produce to rock under wind-force effect of vibration, and then reach to improve the purpose of assembling strong degree.

Embodiment one

As shown in Figure 5 and Figure 6, in the present embodiment, the support platform 200 that described concrete tower 300 includes the top board 39 of top setting, bottom is arranged, described top board 39 be along tower top side wall arrange circular, to support platform 200 discoid in what cover bottom tower, described top board 39 is coaxially disposed with supporting platform 200, many spacer bars 38 two ends of angular displacement are fixedly connected with top board 39 and support platform 200 respectively at equal intervals, to constitute the support frame of concrete tower 300.

In the present embodiment, the upper end of each spacer bar 38 and all equal setting of distance of top board 39 center, lower end and the support platform 200 center all equal setting of distance, and the horizontal range of described spacer bar 38 lower end and tower axis is more than the horizontal range of spacer bar 38 upper end Yu tower axis, to form the tower sidewall that bottom-up external diameter narrows gradually.

As it is shown in figure 1, in the present embodiment, the concrete towers shell ring that cast concrete is formed several times from the bottom to top along support frame is constituted, to form the barrel of concrete tower 300; Preferably, in order to improve the structural strength of concrete tower 300 and install reliability, the sidewall thickness of concrete tower 300 is bottom-up to be gradually increased, in order to the installation of upper end steel tower tube 500 is fixed, and improves the stress rigidity of transverse section, concrete tower 300 upper end smaller part.

As shown in Figure 4, in the present embodiment, support platform 200 and include the steel hoop skeleton 37 below oversite concrete tower 300 sidewall correspondence, described steel hoop skeleton 37 is made up of lattice-shaped reinforcing bar group 21, and described lattice-shaped reinforcing bar group 21 is become many horizontal stripe reinforcing bars 210 of lattice-shaped and a plurality of vertical bar reinforcing bar 211 to constitute by mutual cross arrangement anyhow. The lower end horizontal buckling of spacer bar 38, kink 380 contacts with at least two horizontal stripe reinforcing bar 210, and kink 380 is riveted fixing through rivet with each horizontal stripe reinforcing bar 210 contacted respectively mutually. By above-mentioned setting so that the framework of steel reinforcement of the lower end of spacer bar 38 and support platform 200 is riveted fixing mutually, the entirety to realize spacer bar 38 and support platform 200 is fixed, and then improves the bulk strength of concrete tower 300.

Preferably, as shown in figure 13, fixed degree for the minister reinforcing bar lower end of raising further, the lower end horizontal buckling of spacer bar 38, kink 380 be partially in above horizontal stripe reinforcing bar 210, it is partially in below horizontal stripe reinforcing bar 210, spacer bar 38 braiding staggered with multiple horizontal stripe reinforcing bars 210 is made to contact, and make spacer bar 38 and rivet fixing with each horizontal stripe reinforcing bar 210 contacted mutually through rivet, so that the lower end kink 380 of spacer bar 38 is fixed with multiple staggered establishments of horizontal stripe reinforcing bar 210, spacer bar 38 and the fixed degree supported between platform 200 are significantly improved.

Preferably, as shown in figure 14, in order to the fixed degree of the minister reinforcing bar lower end of raising further is all right, the lower end horizontal buckling of spacer bar 38, kink 380 contacts with at least one horizontal stripe reinforcing bar 210 and at least one vertical bar reinforcing bar 211, kink 380 is riveted through rivet respectively mutually with each horizontal stripe reinforcing bar 210 contacted and each vertical bar reinforcing bar 211, so that the kink 380 of spacer bar 38 is fixed from the reinforcing bar of different modes of emplacements respectively, to make spacer bar 38 lower end can stand the pulling of multi-direction stress, improve the installation reliability of spacer bar 38.

In the present embodiment, the upper end of spacer bar 38 is provided with external screw thread, and top board 39 is provided with and each spacer bar 38 phase sleeve one to one, and described sleeve lining is provided with the female thread being meshed with external screw thread, makes spacer bar 38 be screwed with top board 39 phase; It is further preferred that the threaded connection place of spacer bar 38 upper end and top board 39 is welded and fixed mutually, to improve the fixing reliability of spacer bar 38 and top board 39.

Embodiment two

As it is shown in figure 1, in the present embodiment, described concrete tower 300 includes the bottom-up Multi-section concrete tower poured into a mould successively joint, and each concrete towers shell ring is the tubular structure arranged along support frame, to form the tower sidewall of concrete tower 300.Preferably, in the present embodiment, concrete tower 300 is divided into four joints that different batches carries out pouring into a mould, and bottom-up is not successively, the first concrete towers shell ring the 31, second concrete towers shell ring the 32, the 3rd concrete towers shell ring 33 and the 4th concrete towers shell ring 34.

As shown in Fig. 6 to Fig. 8 and Figure 12, in the present embodiment, described concrete tower 300 sidewall is placed with many deformed bars 1, each relative tower axis angular displacement at equal intervals of deformed bar 1; The lower end of deformed bar 1 is connected with constituting the lattice-shaped reinforcing bar group 21 supporting platform 200, and upper end spreads out of from the through hole of top board 39; The periphery of deformed bar 1 is arranged with rubber sleeve 8, to avoid deformed bar 1 and concrete layer inter-adhesive. By the deformed bar 1 wearing tensioning state bottom-up in concrete tower 300 sidewall, deformed bar 1 is made to provide effective Anti-inclining to pull cushioning effect for concrete tower 300 itself, to improve the base support power of concrete tower 300 itself, reduce the probability that tower tilts, even topples over.

As shown in Figure 7, in the present embodiment, the lower end of described deformed bar 1 is connected with lattice-shaped reinforcing bar group 21 through spring base, described spring base includes the installing plate being welded and fixed mutually with round reinforcing bar, the center of described installing plate is provided with the grafting sleeve extended downwards vertically, and grafting tower upper end open, lower end are airtight; The lower end of deformed bar 1 is inserted in grafting sleeve, described inserted joint casing is spliced to form Extrusion anchor ground tackle 2 by least two panels arc plate, described installing plate is provided with mean for the hard-wired card convex of inserted joint casing, so that installing plate constitutes the extruding anchoring part 3 matched with Extrusion anchor ground tackle 2.

Preferably, in the present embodiment, the upper end of installing plate is provided with and is set in deformed bar 1 periphery, spiral spiral reinforcement 4, the lower end of described spiral reinforcement 4 is welded and fixed mutually with installing plate, to reduce concrete in concreting process because of the action of gravity squeezing action power to deformed bar 1 lower end, improve prestressed installation reliability, it is to avoid deformed bar 1 contacts possibility with concrete.

It is preferred that, in the present embodiment, the outer phase of the upper end of spiral reinforcement 4 and deformed bar 1 is welded and fixed, so that deformed bar 1 itself fixes with spiral reinforcement 4, make spiral reinforcement 4 constitute the lower end of deformed bar 1, improve the fixing reliability of anti-pulling of deformed bar 1 lower end.

As shown in Figure 8, in the present embodiment, the stretching end ground tackle 5 being arranged over fixing for deformed bar 1 upper end of connector 400, described stretching end anchor 5 has periphery and is set with sealing off and covering anchorage cover 6, so that stretching end ground tackle 5 gets up at the effect lower seal of sealing off and covering anchorage cover 6, avoid itself and external contact, improve the installation reliability of ground tackle. Preferably, the top of sealing off and covering anchorage cover 6 is provided with mean for the grouting port that concrete injects, so that concrete pours in the confined space between ground tackle and connector 400, to improve the fixing reliability of deformed bar 1 upper end further.

In the present embodiment, the stretching end that it is block that described stretching end ground tackle 5 includes extrudes anchoring part, the setting of a stretching end extruding anchoring part extruding anchoring part 3 corresponding to the through hole 42 phase one_to_one corresponding on connector 400 or multiple through hole 42; Extruding anchoring part 3 is provided with each deformed bar 1 upper end that is multiple and that pass in through hole 42 mutually extruded hole one to one, in extruded hole or top one_to_one corresponding be provided with mean for the Extrusion anchor ground tackle 2 that deformed bar 1 is fixing;

Preferably, sealing off and covering anchorage cover 6 is fixedly connected with stretching end extruding anchoring part through multiple standing screws 7, so that sealing off and covering anchorage cover 6 is installed fixing through extruding anchoring part 3 realization. In the present embodiment, presstressed reinforcing steel 1 length in reserve exposed at ground tackle should no less than 30mm, in order to the later maintenance of blower fan tower barrel.

It is preferred that, in the present embodiment, the lower end of stretching end ground tackle 5 is provided with and is set in deformed bar 1 periphery, spiral spiral reinforcement 4, to reduce concrete in concreting process because of the action of gravity squeezing action power to deformed bar 1 lower end, improve prestressed installation reliability, it is to avoid deformed bar 1 contacts possibility with concrete; The upper end of described spiral reinforcement 5 is welded and fixed with stretching end ground tackle 5 phase, so that deformed bar 1 itself fixes with spiral reinforcement so that spiral reinforcement 4 constitutes the lower end of deformed bar 1, improves the fixing reliability of anti-pulling of prestressing force lower end.

Embodiment three

As it is shown in figure 9, in the present embodiment, concrete tower 300 is spliced to form mutually by the concrete tower segments 30 that multistage is circular arc sheet; Being respectively provided on two sides with and the primary and secondary bar of adjacent concrete tower segments 30 phase overlap joint of concrete tower segments 30. Thus, concrete tower 300 itself can be spliced through the concrete tower segments 30 of multistage lamellar composition is installed, make concrete tower 300 itself can realize carrying out in batches pouring into a mould, the later stage carries out the manufacturing process of quick assembled formation, the manufacture speed of the concrete tower 300 greatly speeded up, reduces manufacture difficulty.

In the present embodiment, the left side of each concrete tower segments 30 is respectively equipped with sub-bar, right side is respectively equipped with female bar, and described female bar matches with sub-bar setting; Described sub-bar is made up of the convex rib 35 that the transverse section protruding setting is " T " shape, and the transverse section that female bar is arranged by the caving in groove bar 36 in " recessed " shape is constituted. By being respectively provided with, at the left and right sides of tower segments, the primary and secondary bar that mutual snap-in is fixing so that concrete tower can quickly position in installation process, and realizes assembled formation.

In the present embodiment, the junction of adjacent concrete tower segments 30 is respectively equipped with bracing means, described bracing means includes the interior plate and the outer panel that extend along concrete tower segments 30 junction, described interior plate fit with concrete tower segments 30 medial wall contact, outer panel fits with concrete tower segments 30 lateral wall and contacts, described interior plate and outer panel are respectively through bolt connection corresponding with adjacent concrete tower segments 30. Preferably, in order to improve the installation strong degree of stitching portion, the sub-bar of concrete tower segments 30 sidepiece and female bar are provided with skeleton reinforcing steel bar group respectively, with the intensity of both raisings junction.

Preferably, in the present embodiment, between described outer panel and concrete tower segments 30 junction, between interior plate and concrete tower segments 30 junction, it is respectively equipped with rubber blanket, carries out encapsulation process with abutment joint place, it is to avoid current enter.

Embodiment four

In the present embodiment, after the upper end of deformed bar 1 passes the through hole 42 of connector 400, the stretching end ground tackle 5 being connected part 400 upper end is fixed; Meanwhile, the upper end of deformed bar 1 continues to upwardly extend until steel tower tube 500 top along steel tower tube 500 medial wall, and the ground tackle that the elongated end of deformed bar 1 is arranged through steel tower tube 500 top is fixed. Thus so that deformed bar 1 itself is bottom-up runs through whole blower fan tower barrel sidewall, and carries out secondary at connector 400 place through ground tackle and fix, to improve the torsional strength of blower fan tower barrel itself.

Embodiment five

As shown in Figure 10, in the present embodiment, the connector 400 of blower fan tower barrel includes one and is horizontally disposed with ring flange 41, the upside of ring flange 41 be provided with steel tower tube 500 bottom the upper bush structure that plugs, and/or the downside of ring flange 41 is provided with the lower sleeve structure plugged with concrete tower 300 top; Being additionally provided with through hole 42 on described ring flange 41, the deformed bar 1 that concrete tower 300 sidewall runs through setting through through hole 42 and is strained and fixed. By arranging above-mentioned connector 400 so that concrete tower 300 and steel tower tube 500 can carry out therebetween quick assembly and connection, and the installation to realize steel reinforced concrete tower is fixed.

In the present embodiment, described connector 400 includes a discoid ring flange 41, and the inner circumferential of ring flange 41 is provided with upwardly extending upper hem, and described upper hem constitutes upper bush structure, and fit outside described upper hem grafting with steel tower tube 500 bottom inside. Thus so that steel tower tube 500 grafting is installed on the outside of connector 400, quickly positions lifting with what realize steel tower tube 500. In this enforcement, the lower end of steel tower tube 500 is set in the outside of connector 400, and make the bottom of steel tower tube 500 extend to the upper end side-walls of concrete tower 300, steel tower tube 500 and concrete tower 300 is made to realize therebetween partially overlapping, and be fixedly connected through bolt at the coincidence part of concrete tower 300 and steel tower tube 500, secondary to realize steel tower tube 500 and concrete tower 300 fixedly mounts, and reaches to improve steel tower tube 500 and installs the purpose of strong degree.

Preferably, as shown in figure 11, in the present embodiment, the inner circumferential of ring flange 41 is provided with upwardly extending interior flanging and the lower interior flanging downwardly extended, described upper interior flanging constitutes upper inner sleeve 43, lower interior flanging constitutes lower inner sleeve 45, and the grafting that fits inside steel tower tube 500 bottom inside and upper inner sleeve 43, concrete tower 300 inside top and 45 sides in lower inner sleeve fit grafting; The periphery of ring flange 41 is provided with upwardly extending outer flanging and the lower outer flanging downwardly extended, the described upper outer sleeve 44 of upper outer flanging composition, lower outer flanging constitute lower outer sleeve 46, and fit inside fit inside steel tower tube 500 bottom outside and upper outer sleeve 44 grafting, concrete tower 300 top outer and lower outer sleeve 46 grafting. It is respectively provided with, by the interior periphery at ring flange 41, the sleeve extended up and down, makes concrete tower 300 and steel tower tube 500 plug respectively with connector 400 and be connected, to improve the installation reliability of steel tower tube 500 further. ,

Preferably, as shown in figure 15, steel tower tube 500 is provided with the installation folding 51 protruded inwardly near the inner circumferential place of bottom, and described installation folding 51 grafting enters between the upper inner sleeve 43 of connector 400 and upper outer sleeve 44, so that steel tower tube 500 fixes through installation folding 51 and connector 400; And make the barrel lower end of steel tower tube 500 and concrete tower 300 partially overlap grafting, and and fixing through bolt at coincidence part, the installation reliability to realize steel tower tube 500 and concrete tower 300 improves further.

In the present embodiment, through hole 42 place of the ring flange 41 of connector 400 be provided with to contract, for the fixing fixed structure in deformed bar upper end; Described fixed structure is the stretching end ground tackle being fixedly connected with deformed bar upper end, and the periphery of described stretching end ground tackle is at least partly beyond through hole 42, and described stretching end ground tackle limit mounting is in the upside of ring flange 41.

It is further preferred that as shown in figure 16, in the present embodiment, described through hole 42 place is provided with level and covers the cover plate 47 arranged, and described cover plate 47 is provided with mean for the installation gap of deformed bar 1 traverse; Further preferably, described installation gap be through hole 42 center and along through hole 42 diameter extend; Constituting cover plate 47 dual-side installing gap and be respectively equipped with the protuberance 48 extended to opposite side along place, described protuberance 48 is crisscross arranged with cover plate 47, and described deformed bar 1 is pressed between protuberance 48 and cover plate 47; The side of described protuberance 48 is connected with cover plate 47, to constitute outward extending shell fragment compressing structure, makes protuberance 48 to be deformed under external force, to pull deformed bar 1, it is achieved it is carried out the purpose that elongation is adjusted.

Embodiment six

As shown in Figures 2 and 3, in the present embodiment, the foundation pile 12 that the pile foundation 100 of blower fan tower barrel includes column cushion cap 11 and Duo Gen vertically extends, the middle part of each foundation pile 12 may be contained within the inside of column cushion cap 11, and each foundation pile 12 is arranged at equal intervals along the three weeks annulus arranged with column cushion cap 11 axis coaxle; The upper end of each foundation pile 12 is all protruded the end face of column cushion cap 11 and is arranged, and thinks that the support platform 200 on top provides horizontal support active force; The prominent upper end of foundation pile 12 may extend into support platform 200 inside simultaneously, fixes with internal with support platform 200, improves the overall strong degree of tower barrel base.

In the present embodiment, each foundation pile 12 includes, many periphery foundation piles 13 that circumferentially annulus is arranged at equal intervals, the many intermediate base stakes 14 arranged at equal intervals along middle circle and the many inner circumferential foundation piles 15 arranged at equal intervals along inner circumferential annulus; The equal setting respectively of distance between distance and adjacent inner circumferential foundation pile 15 between distance between Adjacent circumferential foundation pile 13, adjacent intermediate base stake 14.

Preferably, periphery foundation pile 13 and the interlaced setting of intermediate base stake 14 and/or intermediate base stake 14 and the interlaced setting of inner circumferential foundation pile 15 and/or periphery foundation pile 13 and the interlaced setting of inner circumferential foundation pile 15, so that each foundation pile is arranged on different straight line uniformly, pile foundation 100 strong degree of tower is made to be improved.

In the present embodiment, described peripheral circles, middle circle and inner circumferential annulus are all coaxially disposed with column cushion cap 11, and the diameter difference of peripheral circles and middle circle is equal to the diameter difference of middle circle with inner circumferential annulus; Preferably, the diameter difference of peripheral circles and column cushion cap 11 periphery is equal to the diameter of inner circumferential annulus, and the diameter of the inner circumferential annulus diameter difference equal to peripheral circles and middle circle, the diameter difference equal to middle circle Yu inner circumferential annulus. By above-mentioned setting so that on each circumference being arranged in isometrical difference of each foundation pile 12 distance at equal intervals, to make the base support power of pile foundation 100 be significantly improved.

In the present embodiment, the difference in height between upper end and column cushion cap 11 end face of periphery foundation pile 13 is equal to the difference in height between upper end and column cushion cap 11 end face of intermediate base stake 14; And the difference in height between the upper end of intermediate base stake 14 and column cushion cap 11 end face is more than the difference in height between upper end and column cushion cap 11 end face of inner circumferential foundation pile 15; Preferably, it is internal that the upper end of periphery foundation pile 13 and intermediate base stake 14 extends respectively to support platform 200, to be fixedly connected with the framework of steel reinforcement supporting platform 200, the bottom of blower fan tower barrel and pile foundation 100 is made to be cast for integrative-structure so that the bulk strength of blower fan tower barrel is improved.

It is further preferred that the inside reinforcing bar of periphery foundation pile 13 and intermediate base stake 14 and the circular arc reinforcing bar supporting platform 200 are fixedly connected, think that tower offer vertically supports, prevents tower from being pulled generation displacement; Meanwhile, periphery foundation pile 13 and intermediate base stake 14 contact with support platform 200 respectively, think that support platform 200 provides horizontal supporting force; Inner circumferential foundation pile 15 touches with supporting platform 200 bottom connection, thinks that support platform 200 provides horizontal support active force.

Further preferred, in the present embodiment, the bottom of the upper end of intermediate base stake 14 and concrete tower 300 sidewall is fixedly connected, to provide the tension of vertical direction to drag the Gravity support supported with horizontal direction for tower further.

In the present embodiment, inner circumferential annulus is placed with 4 inner circumferential foundation piles 15, each inner circumferential foundation pile 15 angular displacement at equal intervals in 90 degree of interval; Inner circumferential annulus is placed with 12 inner circumferential foundation piles 15, each inner circumferential foundation pile 15 angular displacement at equal intervals in 30 degree of interval; Peripheral circles is placed with 18 periphery foundation piles 13, each periphery foundation pile 13 angular displacement at equal intervals in 20 degree of interval. By above-mentioned setting so that in the basis of blower fan tower barrel, the arrangement mode of foundation pile is more reasonable, blower fan tower barrel can be provided and effectively support, the structure of pile foundation 100 can be simplified again as far as possible, the basis of conservative control tower cost enhances the structural strength of tower.

Embodiment seven

As shown in Figure 4, in the present embodiment, the platform 200 that supports of blower fan tower barrel includes concrete layer, the internal pre-buried bar construction composition of concrete layer. Described support platform 200 is in the form of annular discs, and it is from being divided into outside to inside: peripheral annular region 23, intermediate annular region 24 and central circular 25. Described peripheral annular region 23 is corresponding with the peripheral circles of pile foundation 100, intermediate annular region 24 is corresponding with the middle circle of pile foundation 100, central circular 25 is corresponding with the inner circumferential annulus of pile foundation 100; Meanwhile, the top in peripheral circles region be outside the tower sidewall of concrete tower 300, the interior hollow section that top is concrete tower 300 of the tower sidewall that top is concrete tower 300 of intermediate annular region 24, central circular 25.

In the present embodiment, the bar construction supporting platform 200 includes lattice-shaped reinforcing bar group 21 and disperses strip reinforcing bar group 22. Only being equipped with in described peripheral annular region 23 and disperse strip reinforcing bar group 22, be equipped with simultaneously disperse strip reinforcing bar group 22 and lattice-shaped reinforcing bar group 21 in intermediate annular region 24, central circular 25 is only equipped with lattice-shaped reinforcing bar group 21.

By laying different reinforcing bar group in the zones of different distribution supporting platform 200, the support strength below blower fan tower barrel sidewall that both proof stress is concentrated, tower center that guaranteed stress is dispersed and the stress support of periphery; Meanwhile, also order supports platform 200 and lays area increasing, to provide wind resistance, Anti-inclining torque force support, reaches to prevent the purpose of the inclination of blower fan tower barrel.

Embodiment eight

As shown in Fig. 1, Figure 17 and Figure 18, in the present embodiment, blower fan tower barrel is provided externally with the transformator installed for transformator and supports platform 600, and described transformator supports platform 600 and concrete tower 300 one moulding by casting. Platform 600 is supported by arranging the transformator with certain altitude outside blower fan tower barrel, transformator is made to have certain height above sea level, think that blower fan arranges offer waterproof, flood fighting function at low altitude area place, it is to avoid after low altitude area region arranges blower fan, transformator suffers flood to impact the generation in turn resulting in destruction situation.

In the present embodiment, described transformator supports platform 600 and includes horizontally disposed landing slab 60, and the side of landing slab 60 is connected with concrete tower 300;Landing slab 60 includes concrete layer and the steel bar layer of inside concrete setting, and the reinforcing bar of described steel bar layer and concrete tower 300 fixes, so that landing slab 60 and blower fan tower barrel one moulding by casting, to improve the strong degree of transformator support platform.

In the present embodiment, landing slab 60 tower axisymmetrical relative to the flabellum of blower fan is arranged, so that the flabellum of transformator and blower fan carries out symmetrical gravitational distribution, so that blower fan tower barrel gravity carries out uniform, reduces the probability that blower fan tower barrel tilts.

In the present embodiment, the bottom of landing slab 60 is connected with the support platform 200 of blower fan tower barrel through at least one support column 64 vertically extended; Being provided with deformed bar 1 in described support column 64, the upper end of described deformed bar 1 and the framework reinforcing bar constituting landing slab 60 are fixed through lower end ground tackle, the framework reinforcing bar of lower end and composition support platform 200 is fixed through upper end ground tackle; Described ground tackle periphery, upper end is set with upper end ground tackle cover, and described upper end ground tackle cover is fixedly connected with upper end ground tackle or landing slab 60 through standing screw 7, makes in upper end anchorage installation independent closed space between upper end ground tackle cover and landing slab 60.

In the present embodiment, described transformator supports platform 600 and is highly not less than 1/2nd of concrete tower 300 height. Preferably, described transformator supports the joint face flush setting that platform 600 is arranged between the second concrete towers shell ring 32 and the 3rd concrete towers shell ring 33. It is preferred that, joint face place between second concrete towers shell ring 32 and the 3rd concrete towers shell ring 33 is provided with inspection platform, described inspection platform at least a-quadrant within oversite concrete tower 300, described a-quadrant is within the joint face between the second concrete towers shell ring 32 and the 3rd concrete towers shell ring 33, concrete tower 300 and transformator supports the platform distance sector region less than Sm.

In the present embodiment, described inspection platform is the circular of the internal close outer region of oversite concrete tower 300, described inspection platform is made up of horizontally disposed circular steel plate, and described circular steel plate is arranged with tower axis coaxle, the periphery of circular steel plate contacts and fixing connection with fitting inside concrete tower 300.

In the present embodiment, the maintenance door that described transformator supports and is provided with mean for maintenance in the concrete tower that platform 600 is corresponding with inspection platform, installation personnel comes in and goes out.

In the present embodiment, transformator periphery is arranged with transformator cover, described transformator supports the slot being provided with mean for the lower end grafting of transformator cover on platform 600, described slot is made up of the inner circumferential convex rib 62 protruding from transformator support platform 600 upper surface and periphery convex rib 61, so that the bottom of transformator cover is plugged in the gap between inner circumferential convex rib 62 and periphery convex rib 61, make transformator be in transformator cover and transformator supports in the independent closed region that platform 600 is constituted, place transformator and contact with outside rainwater etc. Meanwhile, support inner circumferential convex rib 62 and periphery convex rib 61 that protrusion is set on platform 600 at transformator, to avoid the rainwater that transformator supports on platform to may not flow in transformator cover.

In the present embodiment, transformator supports the pod apertures 63 being provided with mean on platform on platform 600 rainwater outflow place, and described pod apertures 63 is located at the outside of periphery convex rib 61, run through landing slab upper and lower surface is arranged; Preferably, pod apertures 63 and transformator are located at transformator and are supported the opposite end of platform;It is further preferred that the end face that transformator supports platform 600 is gradually lowered height from transformator place to pod apertures 63 direction, to ensure that the rainwater on platform flows to pod apertures 63, and then reduce the accumulation of rainwater on platform.

Embodiment in above-described embodiment can combine further or replace; and embodiment is only that the preferred embodiments of the present invention are described; not the spirit and scope of the present invention are defined; under the premise without departing from design philosophy of the present invention; the various changes and modifications that in this area, technical scheme is made by professional and technical personnel, belong to protection scope of the present invention.

Claims (10)

1. a concrete tower for steel and concrete structure blower fan tower barrel, blower fan tower barrel includes: bottom-up pile foundation (100), support platform (200), concrete tower (300) and the steel tower tube (500) set gradually;

It is characterized in that: the support platform (200) that described concrete tower (300) includes the top board (39) of top setting, bottom is arranged, many spacer bars (38) two ends of angular displacement are fixedly connected with top board (39) and support platform (200) respectively at equal intervals, to constitute the support frame of concrete tower (300); The sidewall of concrete layer composition concrete tower (300) of moulding by casting is carried out along support frame; Deformed bar (1) two ends up and down running through setting on concrete tower (300) sidewall are fixed on connector (400) through ground tackle respectively and support platform (200) place.

2. the concrete tower of a kind of steel and concrete structure blower fan tower barrel according to claim 1, it is characterized in that: the upper end of each spacer bar (38) and all equal setting of distance of top board (39) center, lower end and support platform (200) the center all equal setting of distance, and the horizontal range of described spacer bar (38) lower end and concrete tower (300) axis is more than the horizontal range of spacer bar (38) upper end Yu tower concrete tower (300) axis, to form the sidewall of the bottom-up concrete tower (300) narrowed gradually.

3. the concrete tower of a kind of steel and concrete structure blower fan tower barrel according to claim 1 and 2, it is characterized in that: support platform (200) and include the steel hoop skeleton (37) below oversite concrete tower (300) sidewall correspondence, described steel hoop skeleton (37) is become many horizontal stripe reinforcing bars (210) of lattice-shaped and many vertical bar reinforcing bars (211) to form by mutual cross arrangement anyhow; The lower end horizontal buckling of spacer bar (38), kink (380) contacts with at least two horizontal stripe reinforcing bar (210), and kink (380) is riveted fixing through rivet with each horizontal stripe reinforcing bar (210) contacted respectively mutually.

4. the concrete tower of a kind of steel and concrete structure blower fan tower barrel according to claim 3, it is characterized in that: the lower end horizontal buckling of spacer bar (38), kink (380) contacts with at least one horizontal stripe reinforcing bar (210) and at least one the second reinforcing bar, and kink (380) is riveted through rivet respectively mutually with each horizontal stripe reinforcing bar (210) contacted and each second reinforcing bar;

And/or, the lower end horizontal buckling of spacer bar (38), kink (380) be partially in horizontal stripe reinforcing bar (210) top, be partially in horizontal stripe reinforcing bar (210) lower section, make spacer bar (38) staggered with horizontal stripe reinforcing bar (210) and/or the second reinforcing bar weave contact;

And/or, the upper end of spacer bar (38) is provided with external screw thread, top board (39) is provided with and each spacer bar (38) phase sleeve one to one, described sleeve lining is provided with the female thread being meshed with external screw thread, makes spacer bar (38) be screwed mutually with top board (39).

5. the concrete tower according to the arbitrary described a kind of steel and concrete structure blower fan tower barrel of Claims 1-4, it is characterized in that: be placed with many deformed bars (1) in described concrete tower (300) sidewall, each deformed bar (1) is tower axis angular displacement at equal intervals relatively; The lower end of deformed bar (1) is connected with constituting the round reinforcing bar supporting platform (200), and upper end spreads out of from through hole (42) place of top board (39); The periphery of deformed bar (1) is arranged with rubber sleeve (8).

6. the concrete tower of a kind of steel and concrete structure blower fan tower barrel according to claim 5, it is characterized in that: the lower end of described deformed bar (1) is connected with round reinforcing bar through spring base, described spring base includes the installing plate being welded and fixed mutually with round reinforcing bar, the center of described installing plate is provided with the grafting sleeve extended downwards vertically, and grafting tower upper end open, lower end are airtight; The lower end of deformed bar (1) is inserted in grafting sleeve, described inserted joint casing is spliced to form Extrusion anchor ground tackle (2) by least two panels arc plate, described installing plate is provided with mean for the hard-wired card convex of inserted joint casing, so that installing plate constitutes the extruding anchoring part (3) matched with Extrusion anchor ground tackle (2).

7. the concrete tower of a kind of steel and concrete structure blower fan tower barrel according to claim 6, it is characterized in that: the upper end of installing plate is provided with and is set in deformed bar (1) periphery, spiral spiral reinforcement (4), and the lower end of described spiral reinforcement (4) is welded and fixed mutually with installing plate;

It is further preferred that the outer phase of the upper end of spiral reinforcement (4) and deformed bar (1) is welded and fixed.

8. the concrete tower according to the arbitrary described a kind of steel and concrete structure blower fan tower barrel of claim 1 to 7, it is characterized in that: the stretching end ground tackle (5) being arranged over fixing for deformed bar (1) upper end of connector (400), described stretching end ground tackle (5) periphery is set with sealing off and covering anchorage cover (6);

Preferably, described stretching end ground tackle (5) includes and connector (400) above through hole (42) phase extruding anchoring part (3) one to one, in bulk, extruding anchoring part (3) is provided with each deformed bar (1) upper end that is multiple and that pass in through hole (42) mutually extruded hole one to one, in extruded hole or top one_to_one corresponding be provided with mean for the Extrusion anchor ground tackle (2) that deformed bar (1) is fixing;

Preferably, sealing off and covering anchorage cover (6) is fixedly connected through the extruding anchoring part (3) of multiple standing screws (7) Yu stretching end ground tackle (5);

It is further preferred that the lower end of stretching end ground tackle seat is provided with is set in deformed bar (1) periphery, spiral spiral reinforcement (4), the upper end of described spiral reinforcement (4) is welded and fixed mutually with stretching end ground tackle seat.

9. the concrete tower according to the arbitrary described a kind of steel and concrete structure blower fan tower barrel of claim 1 to 8, it is characterised in that: concrete tower (300) is spliced to form mutually by the concrete tower segments (30) that multistage is circular arc sheet; Concrete tower segments (30) be respectively provided on two sides with the primary and secondary bar overlapped mutually with adjacent concrete tower segments (30);

Preferably, the left side of each concrete tower segments (30) is respectively equipped with sub-bar, right side is respectively equipped with female bar, and described female bar matches with sub-bar setting; Described sub-bar is made up of the convex rib (35) that the transverse section protruding setting is " T " shape, and the transverse section that female bar is arranged by the caving in groove bar (36) in " recessed " shape is constituted.

10. the concrete tower of a kind of steel and concrete structure blower fan tower barrel according to claim 9, it is characterized in that: the junction of adjacent concrete tower segments (30) is respectively equipped with bracing means, described bracing means includes the interior plate and the outer panel that extend along concrete tower segments (30) junction, described interior plate fits with concrete tower segments (30) medial wall and contacts, outer panel fits with concrete tower segments (30) lateral wall and contacts, described interior plate and outer panel are respectively through bolt connection all corresponding with adjacent concrete tower segments (30),

Preferably, between described outer panel and concrete tower segments (30) junction, between interior plate and concrete tower segments (30) junction, it is respectively equipped with rubber blanket, carries out encapsulation process with abutment joint place, it is to avoid current enter.