CN210621821U - Offshore deep water intaking head structure - Google Patents
Offshore deep water intaking head structure Download PDFInfo
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- CN210621821U CN210621821U CN201921104394.XU CN201921104394U CN210621821U CN 210621821 U CN210621821 U CN 210621821U CN 201921104394 U CN201921104394 U CN 201921104394U CN 210621821 U CN210621821 U CN 210621821U
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Abstract
The utility model discloses an offshore deep water intaking head structure, include: a platform-shaped well wall which is sunk into a predetermined water area and enters a predetermined depth; the top plate is arranged on the top surface of the bench-type well wall; the bottom plate is poured in the table-shaped well wall and is positioned at the bottom of the table-shaped well wall; a plurality of water inlet fish blocking and dirt blocking grids are embedded in the table-shaped well wall at intervals in the circumferential direction and are positioned between the top plate and the top plate; one end of the water delivery pipe penetrates through the platform well wall and extends into the platform well wall, and the other end of the water delivery pipe extends to a position where water needs to be taken; and the beach protection and slope protection structure is arranged on the beach and surrounds the periphery of the table-type well wall. The utility model discloses a structure blocks water little, unrestrained ability of anti-wind strong, is applicable to the soft soil foundation, and overall stability is good, and its offshore certain distance, pollutes debris little, guarantees the water intaking quality.
Description
Technical Field
The utility model relates to a plumbing engineering technical field especially relates to an offshore deep water intaking head structure.
Background
At present industrial and agricultural production and domestic water are mostly taken from rivers, lakes and seas, if being close to bank side water taking, its quality of water is difficult to guarantee, and the shoal is difficult to get water once silting up, if from offshore remote water taking, because the depth of water, the big and block water of conventional square or circular structure construction degree of difficulty is obvious, influences the flood discharge, and structural stability is difficult to satisfy the requirement. Therefore, it is required to develop an offshore deep water intake head structure which is convenient to construct, has little influence on water flow, and can take high-quality water. To this end, the applicant has sought, through useful research and research, a solution to the above-mentioned problems, in the context of which the technical solutions to be described below have been made.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the offshore deep water taking head structure has the advantages that the requirement of construction convenience is met, the influence on water flow is small, and high-quality water can be taken.
The utility model discloses the technical problem that will solve can adopt following technical scheme to realize:
an offshore deep water intake header structure comprising:
a platform-shaped well wall which is sunk into a predetermined water area and enters a predetermined depth;
the top plate is arranged on the top surface of the bench-type well wall;
the bottom plate is poured in the table-shaped well wall and is positioned at the bottom of the table-shaped well wall;
a plurality of water inlet fish blocking and dirt blocking grids are embedded in the table-shaped well wall at intervals in the circumferential direction and are positioned between the top plate and the top plate;
one end of the water delivery pipe penetrates through the platform well wall and extends into the platform well wall, and the other end of the water delivery pipe extends to a position where water needs to be taken; and
and the beach protection and slope protection structure is arranged on the beach and surrounds the periphery of the table-type well wall.
In a preferred embodiment of the present invention, the platform well wall is a frame-shaped structure with a small upper periphery and a large lower periphery, and the lower portion of the platform well wall is inserted into the bottom of the predetermined water area and is located below the mud surface line of the predetermined water area, and the upper portion of the platform well wall is located above the mud surface line of the predetermined water area.
In a preferred embodiment of the present invention, the platform-shaped well wall is of a reinforced concrete structure or a prefabricated steel structure.
In a preferred embodiment of the present invention, a plurality of annular ring beams fixedly connected to the table-shaped well wall are provided on the inner circumferential surface of the table-shaped well wall at intervals along the vertical direction.
In a preferred embodiment of the present invention, each ring beam is of a reinforced concrete structure or a prefabricated steel structure.
In a preferred embodiment of the present invention, the annular ring beams are three, which are a top annular ring beam, a middle upper annular ring beam and a middle annular ring beam, wherein the top annular ring beam is located at the top edge of the inner circumferential surface of the table-shaped well wall and is fixedly connected to the table-shaped well wall and the top plate, the middle annular ring beam is located at the middle position of the inner circumferential surface of the table-shaped well wall, and the middle upper annular ring beam is located between the top annular ring beam and the middle annular ring beam.
In a preferred embodiment of the present invention, a manhole for maintenance is formed in the top plate.
In a preferred embodiment of the present invention, the top elevation of the water-intake fish-and-trash rack is lower than the lowest water level line of the predetermined water area.
In a preferred embodiment of the present invention, the water inlet fish and trash rack is a grid-like structure made of reinforced concrete or prefabricated steel.
In a preferred embodiment of the present invention, a supporting seat is disposed on the bottom plate for fixedly supporting a portion of the pipe body of the water pipe extending into the wall of the table-shaped well.
In a preferred embodiment of the present invention, the water pipe extends into the end of the table-shaped well wall and extends to the central axis of the table-shaped well wall and faces the upper opening.
In a preferred embodiment of the present invention, the water pipe extends into the opening of the end of the table-shaped shaft wall.
In the utility model discloses a preferred embodiment, beach protection slope structure includes the next-door neighbour the bench type wall of a well periphery is laid the beach protection slope row body on the beach and is set up the ballast structure on the beach protection slope row body.
In a preferred embodiment of the present invention, the beach protection and slope protection row body is a sand rib soft row or a concrete precast block soft row, and the ballast structure is composed of a gravel bag, block stones or a gabion.
Due to the adoption of the technical scheme, the beneficial effects of the utility model reside in that:
1. the structure of the utility model has small water resistance, strong wind and wave resistance, is suitable for soft soil foundations, and has good overall stability;
2. the utility model is at a certain distance off the shore, has little pollution sundries and ensures the water taking quality;
3. the water inlet fish and trash rack of the utility model is positioned below the lowest water level line of a predetermined water area, and can ensure that water can be taken at any time;
4. the utility model discloses a bench type wall of a well can adopt the open caisson method to implement, and the raceway adopts push pipe method or shield to construct the method and implements, and the bench type wall of a well is as the working well of raceway, and the construction is simple and convenient, and the risk is little.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Referring to fig. 1, there is shown an offshore deep water intake head structure, which includes a platform wall 100, a roof 200, a floor 300, a plurality of water intake fish-blocking trash racks 400, a water pipe 500, and a beach protection structure 600.
The wall 100 is a frame structure having a small upper circumference and a large lower circumference, and is transported to a predetermined water area to be submerged and enter a predetermined depth. Specifically, the lower portion of the mesa-shaped well wall 100 is inserted into the bottom of the predetermined water area and is positioned below the mudline of the predetermined water area, and the upper portion thereof is positioned above the mudline of the predetermined water area. The platform wall 100 may be constructed of reinforced concrete or prefabricated steel.
The top plate 200 is disposed on the top surface of the table-type well wall 100, and the top plate 200 may be of a reinforced concrete structure or a prefabricated steel structure. In order to facilitate the inspection of the inside of the table-type well wall 100 or the facilities therein, an access hole (not shown) for inspection is formed in the top plate 200.
The bottom plate 300 is poured into the table-type well wall 100 and is located at the bottom of the table-type well wall 100. The bottom plate 300 is of a reinforced concrete structure, is a back cover of the table-shaped well wall 100, serves as a foundation of an internal structure, and supports the table-shaped well wall 100 to improve the stress condition of the table-shaped well wall 100.
In order to meet the requirements of overall structural strength and rigidity, a plurality of annular ring beams fixedly connected with the table-shaped well wall 100 are arranged on the inner circumferential surface of the table-shaped well wall 100 at intervals along the vertical direction. Each ring beam can be of reinforced concrete structure or prefabricated steel structure. In the present embodiment, there are three ring beams, which are the top ring beam 110a, the middle upper ring beam 110b, and the middle ring beam 110 c. The top annular ring beam 110a is located at the top edge of the inner circumferential surface of the table well wall 100 and is fixedly connected with the table well wall 100 and the top plate 200 respectively, the middle annular ring beam 110c is located in the middle of the inner circumferential surface of the table well wall 100, and the middle upper annular ring beam 110b is located between the top annular ring beam 110a and the middle annular ring beam 110 c.
A plurality of water inlet fish and trash blocking grids 400 are circumferentially and evenly embedded in the table-shaped well wall 100 at intervals and located between the top plate 200 and the bottom plate 300, and are used for preventing pollutants and marine organisms from entering the interior of the table-shaped well wall 100. In this embodiment, a plurality of water inlet fish and trash racks 400 are specifically positioned between the middle and upper ring beams 110b and 110 c. The water intake fish and trash rack 400 is a grid-like structure made of reinforced concrete or prefabricated steel or other materials. In order to meet the water inlet requirement of the platform-type well wall 100, the top elevation of each water inlet fish-blocking trash rack 400 should be lower than the lowest water level of a predetermined water area, and the total area of the water inlet fish-blocking trash racks 400 is determined according to the water delivery amount.
The water pipe 500 is buried under the beach, one end 510 of which passes through the platform-shaped well wall 100 and extends into the platform-shaped well wall 100, and the other end of which extends to the position where water needs to be taken, and is used for conveying water to the place where water needs to be taken. The end 510 of the water pipe 500 extending into the table-shaped well wall 100 extends to the central axis of the table-shaped well wall 100 and faces the upper opening, and the opening part is trumpet-shaped, so that the water inlet area is increased, and the head loss is reduced. In addition, a supporting seat 310 is disposed on the bottom plate 300, and the supporting seat 310 is used for fixedly supporting a portion of the pipe body of the water pipe 500 extending into the shaft wall 100.
The beach protection and slope protection structure 600 is disposed on the beach and surrounds the periphery of the table-shaped well wall 100. The beach protection slope structure 600 comprises beach protection slope row bodies and weight structures, wherein the beach protection slope row bodies are laid on the beach next to the peripheries of the bench-type well walls, and the weight structures are arranged on the beach protection slope row bodies. Wherein, the beach protection bank body is a sand rib soft body bank or a concrete precast block soft body bank, and the ballast structure is composed of a gravel bag, block stones or a gabion.
The utility model discloses a construction method of above-mentioned offshore deep water intaking head structure, including following step:
step S1, prefabricating a table-shaped well wall 100, annular ring beams 110a, 110b and 110c, a top plate 200 and a water inlet fish blocking trash rack 400, installing the prefabricated annular ring beams 110a, 110b and 110c, the top plate 200 and the water inlet fish blocking trash rack 400 on the prefabricated table-shaped well wall 100, and reserving a manhole for overhauling on the top plate 200;
step S2, the integral structure formed by the platform well wall 100, the annular ring beams 110a, 110b and 110c, the top plate 200 and the water inlet fish-blocking trash rack 400 is conveyed to a preset water area to be sunk, the integral structure sinks by the dead weight at the beginning, and then air and water in the platform well wall 100 are pumped out to form negative pressure, so that the platform well wall 100 sinks to a preset depth;
step S3, pouring a bottom plate 300 in the bottom of the table-type well wall 100, and pouring a supporting seat 310 on the poured bottom plate 300;
step S4, installing the water pipe 500 under the beach by adopting a pipe jacking method or a shield method, wherein the opening part of the end of the water pipe 500 extending into the table-type well wall 100 faces upwards and is in a horn shape, so that the water inlet area is increased, and the water head loss is reduced;
step S5, laying beach protection and slope protection row bodies on the beach of the periphery of the table-type well wall 100, and laying ballast structures on the beach protection and slope protection row bodies.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (14)
1. An offshore deep water intake header structure, comprising:
a platform-shaped well wall which is sunk into a predetermined water area and enters a predetermined depth;
the top plate is arranged on the top surface of the bench-type well wall;
the bottom plate is poured in the table-shaped well wall and is positioned at the bottom of the table-shaped well wall;
a plurality of water inlet fish blocking and dirt blocking grids are embedded in the table-shaped well wall at intervals in the circumferential direction and are positioned between the top plate and the top plate;
one end of the water delivery pipe penetrates through the platform well wall and extends into the platform well wall, and the other end of the water delivery pipe extends to a position where water needs to be taken; and
and the beach protection and slope protection structure is arranged on the beach and surrounds the periphery of the table-type well wall.
2. An offshore deep water intake header structure as claimed in claim 1, wherein the platform wall is a platform frame structure having a smaller upper circumference and a larger lower circumference, and the lower portion of the platform wall is inserted into the bottom of the predetermined body of water below the mudline of the predetermined body of water and the upper portion of the platform wall is above the mudline of the predetermined body of water.
3. An offshore deep water intake header structure as claimed in claim 2, wherein the wall of the platform is a reinforced concrete structure or a prefabricated steel structure.
4. An offshore deep water intake header structure as claimed in claim 1, wherein a plurality of annular ring beams are provided on the inner circumferential surface of the wall of the platform well at intervals in the vertical direction, and are fixedly connected to the wall of the platform well.
5. An offshore deep water extraction header structure according to claim 4, wherein each annular ring beam is of reinforced concrete construction or of prefabricated steel construction.
6. An offshore deep water intake header structure as claimed in claim 4, wherein the number of the annular ring beams is three, and the annular ring beams are respectively a top annular ring beam, a middle upper annular ring beam and a middle annular ring beam, wherein the top annular ring beam is positioned at the top edge of the inner circumferential surface of the table well wall and is fixedly connected with the table well wall and the top plate, the middle annular ring beam is positioned at the middle position of the inner circumferential surface of the table well wall, and the middle upper annular ring beam is positioned between the top annular ring beam and the middle annular ring beam.
7. An offshore deep water intake header structure as claimed in claim 1, wherein an access hole is provided in the roof for access.
8. An offshore deep water intake header structure as claimed in claim 1, wherein the top elevation of the intake fish-retaining grating is below the lowest water level of the predetermined body of water.
9. An offshore deep water intake header structure of claim 8, wherein the water intake fish and trash rack is a grid-like structure made of reinforced concrete or prefabricated steel.
10. An offshore deep water intake header structure as claimed in claim 1, wherein a support base is provided on the floor for fixedly supporting a portion of the pipe extending into the wall of the mesa.
11. An offshore deep water intake header structure as claimed in claim 1, wherein the end of the water pipe extending into the wall of the counter-bore extends to the central axis of the counter-bore and opens upwardly.
12. An offshore deep water intake header structure as claimed in claim 11, wherein the opening at the end of the water transport pipe extending into the wall of the mesa well is flared.
13. The offshore deep water intake header structure of claim 1, wherein the beach protection and slope protection structure comprises beach protection and slope protection rows laid on the beach next to the periphery of the mesa wall and a ballast structure provided on the beach protection and slope protection rows.
14. An offshore deep water intake header structure of claim 13, wherein the beach protection bank is a sand ribbed soft bank or a concrete precast block soft bank, and the ballast structure is made of gravel packs, block stones or gabions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104394.XU CN210621821U (en) | 2019-07-15 | 2019-07-15 | Offshore deep water intaking head structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104394.XU CN210621821U (en) | 2019-07-15 | 2019-07-15 | Offshore deep water intaking head structure |
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| CN210621821U true CN210621821U (en) | 2020-05-26 |
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| CN201921104394.XU Active CN210621821U (en) | 2019-07-15 | 2019-07-15 | Offshore deep water intaking head structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424496A (en) * | 2019-07-15 | 2019-11-08 | 上海市水利工程设计研究院有限公司 | A kind of change off land deep water water-fetching head structure structure and its construction method |
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2019
- 2019-07-15 CN CN201921104394.XU patent/CN210621821U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424496A (en) * | 2019-07-15 | 2019-11-08 | 上海市水利工程设计研究院有限公司 | A kind of change off land deep water water-fetching head structure structure and its construction method |
| CN110424496B (en) * | 2019-07-15 | 2024-03-15 | 上海市水利工程设计研究院有限公司 | Offshore deep water intake head structure and construction method thereof |
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