CN211773439U - Assembled fishway - Google Patents
Assembled fishway Download PDFInfo
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- CN211773439U CN211773439U CN201922164123.XU CN201922164123U CN211773439U CN 211773439 U CN211773439 U CN 211773439U CN 201922164123 U CN201922164123 U CN 201922164123U CN 211773439 U CN211773439 U CN 211773439U
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Abstract
The utility model provides an assembled fishway, which mainly comprises a multi-section fishpond structure unit component and a fishpond lower supporting structure column for supporting the fishpond structure unit component; the cross section of the fishpond structural unit component is consistent with the fishway, and the fishpond structural unit component comprises a bottom plate and fishway groove walls on two sides; the fish pond structural unit component is a prefabricated component in a factory; the integral fishway is formed by splicing a plurality of fishpond structure unit members; and a water stopping structure is arranged between the adjacent structural unit members of the fishpond. The utility model provides the high efficiency of construction and the construction quality of fishway reduce the construction interference with major structure for the engineering construction progress reduces construction safety risk, saves the engineering investment.
Description
Technical Field
The utility model relates to an assembled fishway is applicable to hydraulic and hydroelectric engineering auxiliary building design, construction technical field.
Background
In order to reduce the influence on habits such as fish migration caused by constructing and operating large dams and cutting off rivers, large and medium-sized hydraulic and hydroelectric projects constructed in high mountain canyon regions, an artificial water tank is often constructed to serve as a fish migration channel, namely a fishway. Limited by the technical indexes of the fishway such as water depth, flow velocity and the like, a slow and stable slope needs to be kept in the fishway, so that the fishway is very long, for example, a high dam of about 100m needs a fishway length of about 3 km-4 km. The construction of the long fishway is limited by the topographic and geological conditions, the construction channel, construction equipment and the like are difficult to arrange, and the construction interference with a main building is large, so that the whole construction progress of the project is greatly influenced.
At present, the long fishway construction generally adopts a cast-in-place concrete form, processes such as steel bar binding, formwork erection and the like are carried out on a construction site, then concrete is conveyed to a working surface by using a concrete mixing and transporting vehicle, the concrete is pumped into a warehouse and vibrated, and watering and maintenance are carried out after pouring is finished. From a practical effect, the cast-in-place concrete form has the following problems:
(1) fishway is long along the line, and the section is less, and the structure relates to high altitude construction more, and the efficiency of construction is low, and construction safety risk is big, and need invest a large amount of manpower and materials, and the expense is higher.
(2) The fishway arrangement line needs a large amount of construction sites for stacking materials such as reinforcing steel bars and templates, and running and parking construction equipment, and the high mountain canyon area is limited in site, difficult to arrange and large in influence on the surrounding environment.
(3) Fishway construction processes are many, and operating time is long, and self inefficiency influences the construction progress on the one hand, and on the other hand it and main part engineering, like cross operation such as dam, factory building, construction interference is big, influences main part engineering construction progress, has still increased the safety risk that cross operation brought simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: to the problem that above-mentioned exists, provide an assembled fishway, improve the efficiency of construction and the construction quality of fishway, reduce the construction interference with major structure for the engineering construction progress reduces construction safety risk, saves the engineering investment. Therefore, the utility model adopts the following technical scheme:
an assembled fishway is characterized by mainly comprising a plurality of sections of fishpond structural unit members and fishpond lower supporting structural columns for supporting the fishpond structural unit members; the cross section of the fishpond structural unit component is consistent with the fishway, and the fishpond structural unit component comprises a bottom plate and fishway groove walls on two sides; the fish pond structural unit component is a prefabricated component in a factory; the integral fishway is formed by splicing a plurality of fishpond structure unit members; and a water stopping structure is arranged between the adjacent structural unit members of the fishpond.
Further, the fish pond lower part bearing structure post sets up in the department that meets of two fish pond constitutional unit components, and the both sides at capital end set up protruding structure, through protruding structure forms the spacing groove at capital end, and the both ends of fish pond constitutional unit component support respectively on the support position on corresponding fish pond lower part bearing structure capital end, and fall into in the spacing groove and by spacing.
Furthermore, the water stopping structure comprises water stopping copper sheets embedded at two ends of a bottom plate and two fishway groove walls of the fishpond structure unit component, steps are arranged on the inner sides of the two ends of the fishpond structure unit component along the groove walls and the bottom plate, the water stopping copper sheets are embedded in the step walls of the steps, the steps of the two fishpond structure unit components form grooves for welding the water stopping copper sheets, and filling materials are filled in structural seams between the two fishpond structure unit components and the grooves.
Furthermore, the supporting structure columns on the lower portion of the fishpond are different in length according to the gradient and the terrain of the fishway, so that the integral fishway formed by splicing the multiple sections of fishpond structural unit members meets the designed line and gradient requirements, and the supporting structure columns are basically implanted into the surrounding rocks of the mountain.
The utility model has the advantages that: the utility model has the advantages that the fishway fishpond structure finished component is prefabricated in a factory, transported to the operation surface site and hoisted into a whole, so that the construction efficiency of the fishway is greatly improved; the structural form and the construction mode can greatly reduce the high-altitude operation time during the construction of the fish pond, simplify the operation procedures and reduce the construction safety risk; the finished fish pond structural member is prefabricated in a factory, the construction environment is superior to that of a field operation surface, the control structure precision is facilitated, and the construction quality is greatly improved. The fishpond is prefabricated in a factory, and the construction site does not need to occupy a large amount of construction sites, so that the difficulty in arrangement of the construction site in a high mountain canyon region is reduced, the negative influence on the surrounding environment is reduced, and the concept of green construction is met. The utility model discloses simple structure, the construction is the line production, has simplified the construction procedure greatly, has improved the construction work efficiency, has reduced construction safety risk, has reduced manpower and materials input, has practiced thrift the engineering investment.
Drawings
Fig. 1 is a longitudinal section layout diagram of the present invention, wherein a position-limiting fitting structure in the length direction of the fish pond structural unit member 2 is shown in a partially cut-away manner at the protruding structure 8.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is a cross-sectional view taken along line B-B of fig. 2.
Detailed Description
As shown in fig. 1, the present embodiment is a structural form of an assembled fishway, which mainly includes a support structural column 1 at the lower part of a fishpond, and a structural unit member 2 of the fishpond; the cross section of the fishpond structural unit component 2 is consistent with the fishway and comprises a bottom plate and fishway groove walls on two sides. Finished components are prefabricated into in the mill to fishpond structural unit component 2, during prefabrication, pre-buried stagnant water copper sheet 4 in 3 positions of both ends structural joint, stagnant water copper sheet 4 is all buried underground to fishpond structural unit component 2's bottom plate and both sides fishway cell wall, fishpond structural unit component 2's both ends inboard sets up step 6 along cell wall and bottom plate, stagnant water copper sheet 4 buries underground on the step wall of step 6, the step 6 of two fishpond structural unit components 2 forms the recess that supplies welding stagnant water copper sheet 4 to use. After prefabrication of the fish pond structural unit component 2 is completed, the fish pond structural unit component is transported to a working surface site by a dump truck and then is hoisted to the column 1 by a door tower crane or a wheel crane; after the hoisting is finished, welding a water stop copper sheet 4 between two fishpond structure unit members 2, filling SR plastic fillers 5 in the structural joint 3 and the groove formed by the steps of the adjacent fishpond structure unit members 2, and splicing a plurality of fishpond structure unit members 2 to form an integral fishway.
The supporting structure columns 1 on the lower portion of the fishpond are provided with a plurality of sections which are different in length according to the gradient and the terrain of the fishway, so that the integral fishway formed by splicing the multi-section fishpond structural unit members 2 meets the designed line and gradient requirements, and the supporting structure columns 1 are basically implanted into surrounding rocks of mountains.
The fish pond lower part bearing structure post 1 sets up in the department of meeting of two fish pond constitutional unit components 2, not only can have better adaptability to meeting an emergency like this, can also play better limiting displacement to can practice thrift the quantity of post. The both sides on capital end set up protruding structure 7, the toe portion sets up protruding structure 8, protruding structure 7 forms the spacing groove, restriction fish pond constitutional unit component 2 left and right sides ascending displacement in direction, protruding structure 8 forms the spacing key, the outside bottom of 2 tip of fish pond constitutional unit component sets up inside step, the inside step 10 in outside bottom of 2 tip of adjacent fish pond constitutional unit component constitutes and the spacing complex recess of protruding structure 8, and the displacement of restriction fish pond constitutional unit component 2 between two posts, the both ends of fish pond constitutional unit component 2 support respectively on the support site 9 on 1 top of corresponding fish pond lower part bearing structure post, and fall into in the spacing groove and by spacingly.
The construction method of the embodiment is as follows:
a. the supporting structure column 1 at the lower part of the fishpond is constructed on site on an operation surface, a convex structure 7 and a convex structure 8 are arranged at the top end of the column, the convex structure 7 forms a limiting groove to limit the displacement of the fishpond structural unit component 2 in the left and right directions, and the convex structure 8 is used for limiting the displacement of the fishpond structure between the two columns;
b. prefabricating components of the fish pond structural unit component 2 in a factory, and embedding water-stopping copper sheets 4 on two sides of the components during prefabrication;
c. after prefabrication of the fish pond structural unit component 2 is completed, the fish pond structural unit component is transported to a working surface by a dump truck, and then a finished component of the fish pond structure 2 is hoisted to the fish pond supporting structural column 1 by hoisting equipment such as a door tower crane or a wheel crane;
d. after the fishpond structural unit members 2 are hoisted, welding a water-stopping copper sheet 4 between the two fishpond structural unit members 2, and filling SR plastic fillers 5 in structural joints.
The aforesaid is only the preferred embodiment of the utility model discloses a, it should be noted, to the ordinary skilled person in this technical field, do not deviate from the utility model discloses under the prerequisite of technical principle, can also make a plurality of improvements and variants, except adopting stagnant water copper sheet stagnant water between fish pond structure finished product component, can also adopt the mode of rubber stagnant water, except adopting SR plastic packing to joint in the structure seam between fish pond structure prefab, can also adopt materials such as pitch china fir plank to joint to adapt to different operational environment, these improvements and variants also should be regarded as the utility model discloses a protection scope.
Claims (4)
1. An assembled fishway is characterized by mainly comprising a plurality of sections of fishpond structural unit members and fishpond lower supporting structural columns for supporting the fishpond structural unit members; the cross section of the fishpond structural unit component is consistent with the fishway, and the fishpond structural unit component comprises a bottom plate and fishway groove walls on two sides; the fish pond structural unit component is a prefabricated component in a factory; the integral fishway is formed by splicing a plurality of fishpond structure unit members; and a water stopping structure is arranged between the adjacent structural unit members of the fishpond.
2. An assembled fishway according to claim 1, wherein the structural support structure of the lower part of the fishpond is arranged at the joint of two structural unit members of the fishpond, the two sides of the top end of the fishpond are provided with protruding structures, the top end of the fishpond is provided with a limiting groove by the protruding structures, and the two ends of the structural unit members of the fishpond are respectively supported on the supporting parts of the top ends of the corresponding structural support structures of the lower part of the fishpond and fall into the limiting groove to be limited.
3. The fabricated fishway of claim 1, wherein the water-stopping structure comprises a water-stopping copper sheet embedded at two ends of the bottom plate and two fishway groove walls of the fishpond structural unit member, steps are arranged along the groove walls and the bottom plate at the inner sides of the two ends of the fishpond structural unit member, the water-stopping copper sheet is embedded at the step walls of the steps, the steps of the two fishpond structural unit members form a groove for welding the water-stopping copper sheet, and a filling material is filled in the structural joint between the two fishpond structural unit members and the groove.
4. The fabricated fishway of claim 1, wherein the supporting structure columns at the lower part of the fishpond are different in length according to the gradient and the terrain of the fishway, so that the integral fishway formed by splicing multiple sections of fishpond structural unit members meets the designed line and gradient requirements, and the supporting structure columns are basically embedded in surrounding rocks of mountains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922164123.XU CN211773439U (en) | 2019-12-06 | 2019-12-06 | Assembled fishway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922164123.XU CN211773439U (en) | 2019-12-06 | 2019-12-06 | Assembled fishway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211773439U true CN211773439U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922164123.XU Active CN211773439U (en) | 2019-12-06 | 2019-12-06 | Assembled fishway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042075A (en) * | 2019-12-06 | 2020-04-21 | 中国电建集团华东勘测设计研究院有限公司 | Assembled fishway and construction method |
-
2019
- 2019-12-06 CN CN201922164123.XU patent/CN211773439U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042075A (en) * | 2019-12-06 | 2020-04-21 | 中国电建集团华东勘测设计研究院有限公司 | Assembled fishway and construction method |
| CN111042075B (en) * | 2019-12-06 | 2021-08-03 | 中国电建集团华东勘测设计研究院有限公司 | Assembled fishway and construction method |
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