CN211256891U - Flexible steel dam - Google Patents
Flexible steel dam Download PDFInfo
- Publication number
- CN211256891U CN211256891U CN201921951905.1U CN201921951905U CN211256891U CN 211256891 U CN211256891 U CN 211256891U CN 201921951905 U CN201921951905 U CN 201921951905U CN 211256891 U CN211256891 U CN 211256891U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 57
- 239000010959 steel Substances 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000003973 paint Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of hydraulic engineering, in particular to a flexible steel dam, which comprises a dam face made of steel plates, wherein the dam face is arranged in an arc shape, and the arc concave surface of the dam face is a water coming surface; the concrete base is constructed at the bottom of the river channel and is arranged in an arc shape, and the concrete base is arranged below the dam face and is connected with the dam face; and concrete dam shoulders constructed on two banks of the river channel, wherein the bottom of each concrete dam shoulder is connected with the concrete base, and two ends of each dam face are connected with the concrete dam shoulders. The utility model has the characteristics of high strength and good flexibility, and the dam surface has good tensile property; meanwhile, the method is environment-friendly and economical, short in construction period, safe and reliable in operation and meets landscape design requirements.
Description
Technical Field
The utility model relates to a hydraulic engineering dam technical field, concretely relates to flexible steel dam.
Background
The dam is a water retaining structure which intercepts water flow of a river channel to raise the water level or adjust the flow. Can form a reservoir, raise the water level, regulate runoff and concentrate water head, and is used for flood control, water supply, irrigation, hydroelectric power generation, shipping improvement and the like. Common dams include concrete dams and earth and rockfill dams, but years of engineering practice of Chinese water conservancy workers proves that the water retaining dam structures have certain defects, wherein the earth and rockfill dams have the problems of large earth and rockfill demand, high transportation cost, easy environmental pollution in the construction process and the like during construction; the concrete dam occupies more land and has higher requirements on foundation conditions, and the problems of high material cost, high dismantling and building cost and the like exist during construction.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, a flexible steel dam is provided; it has the characteristics of high strength and good stretchability; meanwhile, the method has the advantages of environmental protection, economy, practicability, industrial scale production and secondary use after dismantling.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a flexible steel dam, include:
the dam comprises a dam face made of steel plates, wherein the dam face is arranged in an arc shape, and an arc concave surface of the dam face is a water inlet surface;
the concrete foundation is constructed at the bottom of the river channel and is arranged in an arc shape, and the concrete foundation is arranged below the dam face and is connected with the dam face;
the concrete dam comprises concrete dam shoulders constructed on two banks of a river channel, wherein the bottoms of the concrete dam shoulders are connected with the concrete bases, and two ends of the dam face are connected with the concrete dam shoulders.
Preferably, the top of the dam face is provided with an overflow plate.
Preferably, an embedded steel plate is arranged in the concrete dam shoulder and connected with the dam facing.
Preferably, a plurality of first anchor bars are further arranged in the concrete dam abutment and connected with the embedded steel plates.
Preferably, the surface of the dam surface is coated with an anticorrosive paint.
Preferably, an arc-shaped channel steel is embedded in the concrete base, and the opening of the arc-shaped channel steel faces upwards and is communicated with the outside.
Preferably, a plurality of second anchor bars are further arranged in the concrete base and connected with the arc-shaped channel steel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the dam face is made of steel plates, and the characteristics of high strength and good flexibility of the steel plates are fully utilized, so that the dam face has good stretchability; the dam face can be produced in a large scale in a factory, the construction is simple, the construction period is short, the operation is safe and reliable, and the maintenance and the management are convenient in the future;
2. the utility model is convenient to dismantle and build, the dam face after dismantling can be reused, the cost is saved, and the dam is environment-friendly and practical;
3. through the arrangement of the overflow plate, the dam top is utilized to pass water, so that the landscape effect of the artificial waterfall is formed, and the landscape design requirement is met.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a cross-sectional view of the dam and bed taken along line A-A of FIG. 1.
Fig. 3 is an enlarged schematic view of the structure of the region B in fig. 1.
Fig. 4 is an enlarged structural schematic diagram of the connection relationship between the concrete dam abutment and the concrete dam foundation and the dam facing in fig. 1.
Fig. 5 is a left side view of fig. 1.
Fig. 6 is a schematic diagram of a third structure according to an embodiment of the present invention.
Description of reference numerals:
1, river channel; 2, a concrete base; 3, concrete dam abutment; 4, dam facing; 5, arc-shaped channel steel; 6 first welding seams; 7, pre-burying a steel plate; 8 second welding seams; 9 a first anchor bar; 10 overflow plates; 11 second anchor bars; 12 bolts.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Example one
As shown in fig. 1 to 5, the present embodiment provides a flexible steel dam, including:
the dam face 4 is formed by welding a plurality of steel plates, the dam face 4 is arranged in an arc shape, and the arc concave surface of the dam face 4 is a water inlet surface; and construct in river course 1 bottom concrete base 2, concrete base 2 is the arc setting, and pre-buried arc channel-section steel 5 in concrete base 2, and arc channel-section steel 5 extends to the other end of concrete base 2 along the arc direction of concrete base 2 from concrete base one end all the way, and the notch of arc channel-section steel 5 is up and communicates with each other with the external world. The concrete base 2 is arranged below the dam face 4, the dam face 4 is inserted into a notch of the arc-shaped channel steel 5 and is connected into a whole in a welding mode, and a welding seam formed between the dam face 4 and the arc-shaped channel steel 5 is a first welding seam 6.
In order to ensure that the connection between the arc-shaped channel steel 5 and the concrete base 2 is more stable, the bottom of the arc-shaped channel steel 5 is also connected with a second anchor bar 11, and the second anchor bar 11 is poured in the concrete base 2.
The river course concrete dam comprises a concrete dam abutment 3 constructed on two sides of the river course 1, wherein the bottom of the concrete dam abutment 3 is connected with a concrete base 2, and a dam face 4 is connected with the concrete dam abutment 3. Considering that the two ends of the dam face 4 are stressed greatly, the two ends of the dam face 4 are also welded with the embedded steel plates 7, the embedded steel plates 7 are embedded and poured in the concrete dam abutment 3, the embedded steel plates 7 and the dam face 4 are connected together in a lap welding mode, and a welding seam formed between the embedded steel plates and the dam face is a second welding seam 8. The height of the pre-buried steel plate 7 is equal to the height of the dam face 4 in height. Similarly for improving the tensile strength of the embedded steel plate 7, the embedded steel plate 7 is connected with a first anchor bar 9, and the first anchor bar 9 is poured in the concrete dam shoulder 3.
In order to prolong the service life of the dam face 4 and reduce corrosion, the surface of the dam face 4 is coated with anticorrosive paint.
Example two
With continued reference to fig. 2, the present embodiment provides a flexible steel dam, the other structures of which are the same as those of the first embodiment, except that an overflow plate 10 is arranged on the top of the dam face 4, the overflow plate 10 is folded in the direction along the water flow, and the top of the dam face 4 is used for passing water, so that the landscape effect of the artificial waterfall is formed, and the landscape design requirements are met. In addition, the overflow plate 10 can prevent the erosion and corrosion of the water flow to the back surface of the dam surface 4, and the service life is prolonged.
EXAMPLE III
Referring to fig. 6, the present embodiment provides a flexible steel dam, the other structures of which are the same as those of the first embodiment, except that in the present embodiment, in order to further ensure the stable connection between the embedded steel plate 7 and the dam face 4, a plurality of bolts 12 are further penetratingly connected to the embedded steel plate 7 and the dam face 4, and are used for fixing the two. By adopting a bolting and welding double-connection mode, the tensile capacity of the dam face 4 can be further improved, and during construction, concrete is respectively poured on two sides of the embedded steel plate 7 to form the concrete dam abutment 3, so that the stability is stronger.
The utility model discloses an installation includes:
firstly, processing and manufacturing a dam face 4 in a factory, wherein the dam face 4 can be formed by welding a plurality of steel plates in a staggered joint manner;
secondly, cleaning a river channel 1;
thirdly, prefabricating the concrete base 2, and pre-burying the arc-shaped channel steel 5 and the second anchor bars 11 during prefabrication;
fourthly, after the concrete base 2 is poured, inserting the bottom edge of the dam face 4 into the notch of the arc-shaped channel steel 5 and welding the bottom edge and the notch together;
fifthly, welding or/and bolting embedded steel plates 7 at two ends of the dam face 4, and welding first anchor bars 9 on the other surfaces of the embedded steel plates 7;
sixthly, erecting a template, pouring concrete, and pouring to form a concrete dam abutment 3 on the bank of the river, wherein the concrete dam abutment 3 is connected with the concrete base 2;
and seventhly, coating the surface of the dam surface 4 with anticorrosive paint.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. A flexible steel dam, comprising:
the dam face (4) is made of steel plates, the dam face (4) is arranged in an arc shape, and the arc concave surface of the dam face (4) is a water inlet surface;
the concrete foundation (2) is constructed at the bottom of the river channel (1), the concrete foundation (2) is arranged in an arc shape, and the concrete foundation (2) is arranged below the dam face (4) and connected with the dam face (4);
the concrete dam is characterized by comprising concrete dams (3) built on two banks of a river channel (1), the bottoms of the concrete dams (3) are connected with the concrete bases (2), and two ends of a dam face (4) are connected with the concrete dams (3).
2. A flexible steel dam according to claim 1, characterized in that an overflow plate (10) is arranged on top of said dam surface (4).
3. The flexible steel dam according to claim 1, characterized in that a pre-buried steel plate (7) is arranged in the concrete dam (3), and the pre-buried steel plate (7) is connected with the dam facing (4).
4. The flexible steel dam according to claim 3, characterized in that a plurality of first anchor bars (9) are further arranged in the concrete dam (3), and the first anchor bars (9) are connected with the embedded steel plates (7).
5. A flexible steel dam according to claim 1, characterized in that the surface of said dam surface (4) is coated with an anti-corrosive paint.
6. The flexible steel dam according to claim 1, characterized in that an arc-shaped channel steel (5) is embedded in the concrete base (2), and the opening of the arc-shaped channel steel (5) faces upwards and is communicated with the outside.
7. The flexible steel dam according to claim 6, characterized in that a plurality of second anchor bars (11) are further arranged in the concrete base (2), and the second anchor bars (11) are connected with the arc-shaped channel steel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921951905.1U CN211256891U (en) | 2019-11-13 | 2019-11-13 | Flexible steel dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921951905.1U CN211256891U (en) | 2019-11-13 | 2019-11-13 | Flexible steel dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211256891U true CN211256891U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921951905.1U Expired - Fee Related CN211256891U (en) | 2019-11-13 | 2019-11-13 | Flexible steel dam |
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| Country | Link |
|---|---|
| CN (1) | CN211256891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481945A (en) * | 2021-07-29 | 2021-10-08 | 山东省水利科学研究院 | Flexible steel dam construction method |
-
2019
- 2019-11-13 CN CN201921951905.1U patent/CN211256891U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113481945A (en) * | 2021-07-29 | 2021-10-08 | 山东省水利科学研究院 | Flexible steel dam construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |