CN203846524U - Middle rebar structure of onshore four-blade type spread foundation of fan - Google Patents
Middle rebar structure of onshore four-blade type spread foundation of fan Download PDFInfo
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- CN203846524U CN203846524U CN201420239616.XU CN201420239616U CN203846524U CN 203846524 U CN203846524 U CN 203846524U CN 201420239616 U CN201420239616 U CN 201420239616U CN 203846524 U CN203846524 U CN 203846524U
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- reinforcing bar
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- 238000010276 construction Methods 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 182
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model provides a middle rebar structure of an onshore four-blade type spread foundation of a fan. The middle rebar structure comprises a column, wherein the column is composed of a first elliptical rebar set, a second elliptical rebar set, a first circular ring rebar set and a second circular ring rebar set, first connecting elliptical rebar sets which are evenly distributed and perpendicularly arranged at the outer end of the first elliptical rebar set in a sleeved mode are further arranged on the first elliptical rebar set, second connecting elliptical rebar sets which are evenly distributed and perpendicularly arranged at the outer end of the second elliptical rebar set in a sleeved mode are further arranged on the second elliptical rebar set, first connecting circular ring rebar sets which are evenly distributed and perpendicularly arranged at the outer end of the first circular ring rebar set in a sleeved mode are further arranged on the first circular ring rebar set, second connecting circular ring rebar sets which are evenly distributed and perpendicularly arranged at the outer end of the second circular ring rebar set in a sleeved mode are further arranged on the second circular ring rebar set, the number of rebars vertically distributed in the first circular ring rebar set is equal to that of the rebars vertically distributed in the second circular ring rebar set, and the corresponding rebars are connected through second annular rebar sets formed by rebars. According to the middle rebar structure of the onshore four-blade type spread foundation of the fan, the whole construction period is shortened, the overall investment is reduced, safety is high, and the basic cost is reduced.
Description
Technical field
The utility model relates to the blower fan spread footing steel bar overall structure of a kind of blower foundation bar construction, particularly a kind of land four blade profiles.
Background technology
Land wind energy turbine set installation scale approximately 6,000 ten thousand kW that China builds at present, China's land wind energy resources can exploitation be measured approximately 23.8 hundred million kW, the wind energy turbine set of each installation scale 50,000 kW, the base concrete consumption of C40 intensity is about 11550m
3, because weight ratio is larger, so will meet under the precondition of basic safety and stability, adopt the basic build of optimizing in the design of reinforcement foundation structure, can save a large amount of base concrete engineering quantitys, and can guarantee that it has very high safety.
Utility model content
For the problems referred to above, it is a kind of safe, simple in structure that the utility model provides, the blower fan spread footing upper reinforcement structure of land four blade profiles that basic cost reduces.
In order to realize above-mentioned object, the utility model by the following technical solutions, a kind of blower fan spread footing middle part bar construction of land four blade profiles, it is characterized in that, comprise cylinder, described cylinder is comprised of reinforcing bar Vertical Uniform the first oval reinforcing bar group, the second oval reinforcing bar group, the first annulus reinforcing bar group, the second annulus reinforcing bar group forming respectively of arranging, and the first oval reinforcing bar group,, the second oval reinforcing bar group, the first annulus reinforcing bar group, the second annulus reinforcing bar group be concentric;
The first described oval reinforcing bar group is positioned at the outside of the second oval reinforcing bar group, and described the second annulus reinforcing bar group is positioned at the outside of the first oval reinforcing bar group, and the first described annulus reinforcing bar group is positioned at the outside of the second annulus reinforcing bar group;
The outer end of the first described oval reinforcing bar group, the second oval reinforcing bar group, the first annulus reinforcing bar group, the second annulus reinforcing bar group is also respectively equipped with evenly arranges and the perpendicular oval reinforcing bar group of the first connection, the oval reinforcing bar group of the second connection, the first connection annulus reinforcing bar group, the second connection annulus reinforcing bar group;
The reinforcing bar of evenly arranging in described the first oval reinforcing bar group equates with the quantity of the reinforcing bar of evenly arranging in the second oval reinforcing bar group, and the first steel hoop group mutually consisting of reinforcing bar between corresponding reinforcing bar connects;
The reinforcing bar of evenly arranging in described the first annulus reinforcing bar group equates with the quantity of the reinforcing bar of evenly arranging in the second annulus reinforcing bar group, and the second steel hoop group consisting of reinforcing bar between mutual corresponding reinforcing bar connects.
Described first connects oval reinforcing bar group connects the cross section that cross section between oval reinforcing bar group and the first connection annulus reinforcing bar group connect with second between annulus reinforcing bar group and connects by the longitudinal oval reinforcing bar group vertical with cross section with second.
The first described connection annulus reinforcing bar group is 9, is set in respectively in the first annulus reinforcing bar group.
The second described connection annulus reinforcing bar group, first connects oval reinforcing bar group, and the oval reinforcing bar group of the second connection is respectively 7, and is set in respectively the second annulus reinforcing bar group, and the first oval reinforcing bar group, in the second oval reinforcing bar group.
The utility model adopts above-mentioned technical scheme, it has the following advantages: make full use of the mutual cross-join of reinforcing bar in cylinder, monolithic concrete structure need be combined into whole force structure with the reinforcing bar matching, connect into the as a whole upper load structure of bearing with discharge ring, stressed clear and definite, steel save 20%, shortened the integral construction duration, reduced whole investment, further optimized the reasonability that land wind electric field blower foundation cost design effectively improves structure design arrangement of reinforcement, it has safe, basic cost reduces, can be adapted to the land wind energy turbine set four leaf spread footings that bearing capacity of foundation soil is greater than 250MPa.
Accompanying drawing explanation
Fig. 1 is a kind of blower fan spread footing middle part reinforcing bar plan structure schematic diagram of land four blade profiles;
Fig. 2 is a kind of blower fan spread footing middle part reinforcing bar sectional structure schematic diagram of land four blade profiles;
1, the first oval reinforcing bar group; 2, the second oval reinforcing bar group; 3, the first annulus reinforcing bar group; 4, the second annulus reinforcing bar group; 5, first connects oval reinforcing bar group; 6, second connects oval reinforcing bar group; 7, first connects annulus reinforcing bar group; 8, second connects annulus reinforcing bar group; 9, the first steel hoop group; 10, the second steel hoop group; 11, longitudinal oval reinforcing bar group.
The specific embodiment
Further a kind of blower fan spread footing middle part bar construction of land four blade profiles is described according to drawings and embodiments.
The blower fan spread footing middle part bar construction of a kind of land four blade profiles as shown in Figure 1, 2, comprise cylinder, described cylinder forms 4 by the reinforcing bar Vertical Uniform oval reinforcing bar group 2 of the first oval reinforcing bar group 1, second, the first annulus reinforcing bar group 3, the second annulus reinforcing bar group forming respectively of arranging, and the oval reinforcing bar group 2 of the first oval reinforcing bar group 1, second, the first annulus reinforcing bar group 3, the second annulus reinforcing bar group concentric 4;
The first described oval reinforcing bar group 1 is positioned at the outside of the second oval reinforcing bar group 2, and described the second annulus reinforcing bar group 4 is positioned at the outside of the first oval reinforcing bar group 1, and the first described annulus reinforcing bar group 3 is positioned at the outside of the second annulus reinforcing bar group 4;
The outer end of the described oval reinforcing bar group 2 of the first oval reinforcing bar group 1, second, the first annulus reinforcing bar group 3, the second annulus reinforcing bar group 4 is also respectively equipped with evenly arranges and the perpendicular oval reinforcing bar group 5 of the first connection, the oval reinforcing bar group 6 of the second connection, the first connection annulus reinforcing bar group 7, the second connection annulus reinforcing bar group 8;
The reinforcing bar of evenly arranging in described the first oval reinforcing bar group 1 equates with the quantity of the reinforcing bar of evenly arranging in the second oval reinforcing bar group 2, and the first steel hoop group 9 mutually consisting of reinforcing bar between corresponding reinforcing bar connects;
The reinforcing bar of evenly arranging in described the first annulus reinforcing bar group 3 equates with the quantity of the reinforcing bar of evenly arranging in the second annulus reinforcing bar group 4, and the second steel hoop group 10 consisting of reinforcing bar between mutual corresponding reinforcing bar connects.
The first oval reinforcing bar group 1 and two oval reinforcing bar groups 2 be respectively reinforced steel bar ring by 56 Φ 28mm around forming, the first annulus reinforcing bar group 3 and the second annulus reinforcing bar group 4 are that reinforced steel bar ring by 61 Φ 28mm is around forming.
In the above-described embodiment, for the oval reinforcing bar group 5 of the first connection; Second connects oval reinforcing bar group 6; First connects annulus reinforcing bar group 7; Second connects annulus reinforcing bar group 8 inner connect more firm separately, safety, stability is high, first connecting oval reinforcing bar group 5 and connect the cross section that cross section between oval reinforcing bar group 6 and the first connection annulus reinforcing bar group 7 connect with second between annulus reinforcing bar group 8 with second and connect by the longitudinal oval reinforcing bar group 11 vertical with cross section as described in Figure 2.Longitudinal oval reinforcing bar group 11 is to be evenly distributed on cross section and the first connection annulus reinforcing bar group 7 that the oval reinforcing bar group 5 of the first connection connects with second between oval reinforcing bar group 6 to connect on the cross section between annulus reinforcing bar group 8 with second, is to consist of 56 Φ 28mm reinforcing bars between every group.
For the oval reinforcing bar group 5 of the first connection; Second connects oval reinforcing bar group 6; First connects annulus reinforcing bar group 7; The second connection annulus reinforcing bar group 8 distributes more even, stressed more balance, and Fig. 2 can clearly find out that the first connection annulus reinforcing bar group 7 is 9, is set in respectively in the first annulus reinforcing bar group 3; It is respectively 7 that the second described connection annulus reinforcing bar group 8, the first connects 6 groups of the oval reinforcing bars of oval reinforcing bar group 5, the second connection, and is set in respectively in the oval reinforcing bar group 2 of the oval reinforcing bar group 1, the second of the second annulus reinforcing bar group 4, the first, and first connects oval reinforcing bar group 5; Second connects oval reinforcing bar group 6; First connects the reinforcing bar of the reinforcing bar employing diameter of phi 16mm in annulus reinforcing bar group 7.
In sum, the utility model provides a kind of blower fan spread footing middle part bar construction of land four blade profiles, make full use of the mutual cross-join of reinforcing bar in cylinder, monolithic concrete structure need be combined into whole force structure with the reinforcing bar matching, connect into the as a whole upper load structure of bearing with discharge ring, stressed clear and definite, steel save 20%, shortened the integral construction duration, reduced whole investment, further optimized the reasonability that land wind electric field blower foundation cost design effectively improves structure design arrangement of reinforcement, it has safe, basic cost reduces, can be adapted to the land wind energy turbine set four leaf spread footings that bearing capacity of foundation soil is greater than 250MPa.
More than exemplifying is only to illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, within the every and same or analogous design of the utility model all belongs to protection domain of the present utility model.
Claims (4)
1. the blower fan spread footing of land four blade profiles middle part bar construction, it is characterized in that, comprise cylinder, described cylinder is comprised of reinforcing bar Vertical Uniform the first oval reinforcing bar group, the second oval reinforcing bar group, the first annulus reinforcing bar group, the second annulus reinforcing bar group forming respectively of arranging, and the first oval reinforcing bar group, the second oval reinforcing bar group, the first annulus reinforcing bar group, the second annulus reinforcing bar group are concentric;
The first described oval reinforcing bar group is positioned at the outside of the second oval reinforcing bar group, and described the second annulus reinforcing bar group is positioned at the outside of the first oval reinforcing bar group, and the first described annulus reinforcing bar group is positioned at the outside of the second annulus reinforcing bar group;
The outer end of the first described oval reinforcing bar group, the second oval reinforcing bar group, the first annulus reinforcing bar group, the second annulus reinforcing bar group is also respectively equipped with evenly arranges and the perpendicular oval reinforcing bar group of the first connection, the oval reinforcing bar group of the second connection, the first connection annulus reinforcing bar group, the second connection annulus reinforcing bar group;
The reinforcing bar of evenly arranging in described the first oval reinforcing bar group equates with the quantity of the reinforcing bar of evenly arranging in the second oval reinforcing bar group, and the first steel hoop group mutually consisting of reinforcing bar between corresponding reinforcing bar connects;
The reinforcing bar of evenly arranging in described the first annulus reinforcing bar group equates with the quantity of the reinforcing bar of evenly arranging in the second annulus reinforcing bar group, and the second steel hoop group consisting of reinforcing bar between mutual corresponding reinforcing bar connects.
2. the blower fan spread footing of a kind of land four blade profiles according to claim 1 middle part bar construction, it is characterized in that, described first connects oval reinforcing bar group connects the cross section that cross section between oval reinforcing bar group and the first connection annulus reinforcing bar group connect with second between annulus reinforcing bar group and connects by the longitudinal oval reinforcing bar group vertical with cross section with second.
3. the blower fan spread footing of a kind of land four blade profiles according to claim 1 middle part bar construction, is characterized in that, the first described connection annulus reinforcing bar group is 9, is set in respectively in the first annulus reinforcing bar group.
4. the blower fan spread footing of a kind of land four blade profiles according to claim 1 middle part bar construction, it is characterized in that, the second described connection annulus reinforcing bar group, first connects oval reinforcing bar group, the oval reinforcing bar group of the second connection is respectively 7, and be set in respectively the second annulus reinforcing bar group, the first oval reinforcing bar group, in the second oval reinforcing bar group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420239616.XU CN203846524U (en) | 2014-05-12 | 2014-05-12 | Middle rebar structure of onshore four-blade type spread foundation of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420239616.XU CN203846524U (en) | 2014-05-12 | 2014-05-12 | Middle rebar structure of onshore four-blade type spread foundation of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203846524U true CN203846524U (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420239616.XU Expired - Lifetime CN203846524U (en) | 2014-05-12 | 2014-05-12 | Middle rebar structure of onshore four-blade type spread foundation of fan |
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| Country | Link |
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| CN (1) | CN203846524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967046A (en) * | 2014-05-12 | 2014-08-06 | 中国水电顾问集团西北勘测设计研究院有限公司 | Overland four-blade type middle portion rebar structure of draught fan spread foundation |
-
2014
- 2014-05-12 CN CN201420239616.XU patent/CN203846524U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967046A (en) * | 2014-05-12 | 2014-08-06 | 中国水电顾问集团西北勘测设计研究院有限公司 | Overland four-blade type middle portion rebar structure of draught fan spread foundation |
| CN103967046B (en) * | 2014-05-12 | 2016-02-03 | 中国电建集团西北勘测设计研究院有限公司 | Bar construction in the middle part of a kind of blower fan spread footing of land four blade profiles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170623 Address after: 710065, No. eight, No. 18 East Road, Yanta District, Shaanxi, Xi'an Patentee after: NORTHWEST WATER CONSERVANCY & HYDROPOWER ENGINEERING CO.,LTD. Address before: 710065 Shaanxi Province, Xi'an City Road eight No. 18 Patentee before: POWERCHINA NORTHWEST ENGINEERING Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140924 |