CN107675684A - A kind of pumping plant louvered blocks water the application method of trash rack grid - Google Patents

A kind of pumping plant louvered blocks water the application method of trash rack grid Download PDF

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Publication number
CN107675684A
CN107675684A CN201711074460.9A CN201711074460A CN107675684A CN 107675684 A CN107675684 A CN 107675684A CN 201711074460 A CN201711074460 A CN 201711074460A CN 107675684 A CN107675684 A CN 107675684A
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CN
China
Prior art keywords
grid
water
axle
trash rack
side door
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201711074460.9A
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Chinese (zh)
Inventor
张朝峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Huicheng Zhizao Industrial Design Co Ltd
Original Assignee
Suzhou Huicheng Zhizao Industrial Design Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Suzhou Huicheng Zhizao Industrial Design Co Ltd filed Critical Suzhou Huicheng Zhizao Industrial Design Co Ltd
Priority to CN201711074460.9A priority Critical patent/CN107675684A/en
Publication of CN107675684A publication Critical patent/CN107675684A/en
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E02B5/08—Details, e.g. gates, screens
    • E02B5/085—Arresting devices for waterborne materials, e.g. gratings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/12—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gratings
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E02B5/08—Details, e.g. gates, screens
    • E02B5/082—Closures

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Catching Or Destruction (AREA)
  • Revetment (AREA)

Abstract

A kind of application method for the trash rack grid that blocked water the present invention relates to pumping plant louvered, including grid and grid axle, described grid is arc strip, grid top is provided with grid axle, grid axle both ends protrude grid certain length and are provided with bearing, and are provided with gear on the outside of the bearing of grid axle at either end；Multiple grid are horizontally installed on the Dun Qiang of left and right with axle, each grid is connected with the grid switching mechanism being arranged on Dun Qiang, the grid that turns clockwise switching mechanism, grid rotates up opening water flowing, multiple grid form trash rack and stop that debris passes through, rotate counterclockwise grid switching mechanism, grid be rotated down closure formed gate stop current pass through.Soil can be saved using the present invention, save construction costs, can stop that debris enters when drawing water, can be blocked water as gate during maintenance.

Description

A kind of pumping plant louvered blocks water the application method of trash rack grid
Technical field
The application is related to the transformation of the intakes of pumping station trash rack device in hydraulic engineering field, more particularly to a kind of pumping plant hundred Leaf formula blocks water the application method of trash rack grid.
Background technology
In existing small and medium-sized pumping station, water inlet is designed with greatly trash rack, can so stop that weeds debris enters water pump Impeller, reduce the generation of failure.But water pump accessory and its dynamical system still often break down in long-term operation, especially It is that underwater maintenance is more inconvenient, therefore requires to set bulkhead gate in the associated specifications such as hydraulic engineering, is easy to repair；But Original design it is inconvenient for operation, using effect is also undesirable, the design to it is original design be optimized, using multiple blinds Formula trash rack grid, has a trash rack effect when drawing water, close grid during maintenance and regard gate, instead of intrinsic trash rack with Gate.
The content of the invention
In order to solve the above problems, the present invention is as follows using technical scheme：
A kind of pumping plant louvered blocks water trash rack grid, including grid and grid axle, it is characterised in that described grid is Arc strip, grid top are provided with grid axle, and grid axle both ends protrusion grid certain length is simultaneously provided with bearing, and at either end Grid axle bearing on the outside of be provided with gear, for the rotating open-close of connects chain band moving grid piece.
Further preferred scheme, described grid width is curved, the arc height 3-5cm of protrusion.
Further preferred scheme, the both ends of described grid and lower side are provided with rubber strip, and the sealing of soft rubber bar is good It is good, can pre- preventing water leakage.
Further preferred scheme, described rubber strip section take the shape of the letter U, and are fixed on both ends and lower side is more stable.
The manufacture method for the trash rack grid that blocked water the invention also discloses above-mentioned pumping plant louvered, including following technique and Step：
1) arc grid is made first, using rectangular slat steel plate punched or is rolled into cambered surface, steel plate thickness 2-4mm, grid Length of a film 150-300cm, wide 30-50cm, outwardly arc height 3-5cm.
2) grid axle is welded in the upper long edges of arc grid, grid crown of roll goes out grid both ends 10cm.
3) bearing is set at grid axle both ends, Bearing outer at either end sets gear.
4) U-shaped rubber strip is set at the both ends of grid and lower side, rubber strip is fixed using gluing or screw, that is, obtains one Unit trash rack grid.
The construction method for the trash rack grid that blocked water the invention also discloses above-mentioned pumping plant louvered, including following technique and Step：
1) in the pumping plant pump chamber water inlet longitudinally disposed Dun Qiang in both sides, number is laterally set from bottom to up between the pier wall of left and right two The trash rack grid that group such as claim obtains, trash rack grid are arranged on corresponding to the pier wall of left and right with the bearing at grid axle both ends In bearing block, if cogged one end is arranged on the same side pier within the walls, chain is set on each gear, and chain is with being arranged on Dun Qiang The grid switching mechanism connection on top is interactive.
2) under closed mode, grid both ends rubber strip is bonded with corresponding left and right pier wall close-fitting, the rubber of grid lower side Bar is brought into close contact on the outside of the adjacent grid axle in downside, the grid that the rubber strip of a grid side is fitted on Dun Qiang bottom In step.
3) side door is set on either side Dun Qiang, upward steel rod is set among side door top as side door lift arm, The screw thread that side door lift arm top is provided with screw thread and side door switching mechanism is engaged and linked；Retainer ring is set on side door lift arm, Track is set on the outside of side door, rubber blanket is set in orbit.
The application method for the trash rack grid that blocked water the invention also discloses above-mentioned pumping plant louvered, including following technique and Step：
1) pumping plant after the completion of constructing blocks water trash rack piece, first rotary side door open/close machine, lifts side door, and water flows into pump Room makes the water surface inside and outside trash rack grid parallel, then the grid switching mechanism that turns clockwise, grid Unscrew water flowing, pumping for water pump When, current are from flowing into pump chamber between each grid, and multiple grid form trash rack and stop that debris passes through；It can be opened in work by grid Close mechanism regulation grid openings of sizes come control stop debris size.
2) when needing repairing water pump, reverse rotation side door open/close machine, decline and close side door, another mistake hour hands rotation grid Switching mechanism, the rotating closed gate that formed of grid stop current by draining the water in pump chamber, you can implement maintenance activity.
3) after repairing ,/maintenance work of drawing water can be continued by implementing above-mentioned steps.
During normal pumping, grid is adjusted to open mode by grid switching mechanism, water can smoothly enter, and pasture and water Debris is blocked in outside grid；During maintenance, grid is adjusted to closed mode by grid switching mechanism, as gate, water without Method enters pump chamber.When maintenance is finished, it is necessary to during water flowing, the side door set on Dun Qiang is enabled, makes hydraulic balance inside and outside pump chamber, then make With grid switching mechanism, grid is opened, in water flowing state.
Beneficial effect
Use the louvered obtained with technical scheme the trash rack that blocks water that there is following technical characterstic：1st, save and account for With soil, construction costs is saved, a pumping plant can 100-300 square metres of Economization on land；Reduce concrete, steel etc. and ground The expenses such as processing.2nd, safety and stability, efficient energy-saving, manually or electrically geared system, operation are installed on louvered trash rack top Easily.3rd, arc grid can increase the rigidity of grid；Axle is placed on upside, more stable in the state of having hydraulic pressure.4th, grid The connection edge of piece is designed with rubber strip, the antileaking under hydraulic pressure.
Brief description of the drawings
The louvered that Fig. 1 is the present invention blocks water trash rack grid structural representation；
Fig. 2 be the present invention louvered block water two adjacent grid of trash rack grid closed mode attachment structure signal Figure；
Fig. 3 is blocked water trash rack grid positive structure schematic in off position using the louvered of the present invention；
Fig. 4 is Fig. 3 overlooking the structure diagrams；
Fig. 5 is Fig. 3 right side structural representations；
Fig. 6 is Fig. 3 dimensional structure diagrams；
Fig. 7 is Fig. 3 open mode positive structure diagrams；
Fig. 8 is Fig. 7 overlooking the structure diagrams；
Fig. 9 is Fig. 7 right side structural representations；
Figure 10 is Fig. 7 dimensional structure diagrams.
Wherein, 1- Dun Qiang, 2- grid, 3- side door switching mechanisms, 4- grid switching mechanisms, 5- bottom girders, 6- side door lift arms, 7- retainer rings, 8- side doors, 9- tracks, 10- rubber strips, 11- gears, 12- grid axles, 13- bearings, 14- grid steps.
Embodiment
To make the purpose of the application and technical scheme clearer, the technical scheme of the application is carried out below in conjunction with accompanying drawing Clearly and completely describe.Described embodiment is the part of the embodiment of the application, rather than whole embodiments, is based on Described embodiments herein, those of ordinary skill in the art are obtained all on the premise of without creative work Other embodiment, belong to the scope of the application protection.
Embodiment 1：Refer to the attached drawing, a kind of pumping plant louvered block water trash rack grid, including grid 2 and grid axle 12, institute The grid 2 stated is arc strip, and the top of grid 2 is provided with grid axle 12, and the both ends of the grid axle 12 protrusion certain length of grid 2 is simultaneously set There is bearing 13, and the outside of bearing 13 of grid axle 12 at either end is provided with gear 11, for the rotation of connects chain band moving grid piece Turn on and close.
Further preferred scheme, the described width of grid 2 is curved, the arc height 3-5cm of protrusion.
Further preferred scheme, the both ends of described grid 2 and lower side are provided with rubber strip 10, the sealing of soft rubber bar Well, can pre- preventing water leakage.
Further preferred scheme, the described section of rubber strip 10 take the shape of the letter U, are fixed on both ends and lower side is more stable.
The present embodiment also discloses above-mentioned pumping plant louvered and blocked water the manufacture method of trash rack grid, including following technique And step：
1) arc grid 2 is made first, using rectangular slat steel plate punched or is rolled into cambered surface, steel plate thickness 2-4mm, grid Piece 2 long 150-300cm, wide 30-50cm, outwardly arc height 3-5cm.
2) in the upper long edges welding grid axle 12 of arc grid 2, grid axle 12 protrudes the both ends 10cm of grid 2.
3) bearing 13 is set at the both ends of grid axle 12, the outside of bearing 13 at either end sets gear 11.
4) U-shaped rubber strip 10 is set at the both ends of grid 2 and lower side, rubber strip 10 is fixed using gluing or screw, i.e., Obtain a unit trash rack grid.
The present embodiment also discloses above-mentioned pumping plant louvered and blocked water the construction method of trash rack grid, including following technique And step：
1) in the longitudinally disposed pier wall 1 in pumping plant pump chamber water inlet both sides, laterally set from bottom to up between the pier wall 1 of left and right two The trash rack grid 2 that array such as claim 4 obtains, trash rack grid are arranged on left and right pier with the bearing 13 at the both ends of grid axle 12 Corresponding to wall 1 in bearing block, one end provided with gear 11 is arranged in the same side pier wall 1, and chain, chain are set on each gear 11 Bar is connected interaction with being arranged on the grid switching mechanism 4 on the top of pier wall 1.
2) under closed mode, the both ends rubber strip 10 of grid 2 is bonded with the corresponding close-fitting of left and right pier wall 1, the lower side of grid 2 Rubber strip is brought into close contact in the adjacent outside of grid axle 12 in downside, and the rubber strip 10 of a side of grid 2 fits in pier bottom In grid step 14 on wall 1.
3) side door 8 is set on either side pier wall 1, sets upward steel rod to be lifted as side door among the top of side door 8 Arm 6, the screw thread that the top of side door lift arm 6 is provided with screw thread and side door switching mechanism 3 are engaged and linked；Set on side door lift arm 6 Retainer ring 7, track 9 is set in the outside of side door 8, rubber blanket is set in track 9.
The present embodiment also discloses above-mentioned pumping plant louvered and blocked water the application method of trash rack grid, including following technique And step：
1) pumping plant after the completion of constructing blocks water trash rack piece, first rotary side door open/close machine 3, lifts side door 8, and water flows into Pump chamber makes the water surface inside and outside trash rack grid 2 parallel, then the grid switching mechanism 4 that turns clockwise, the Unscrew water flowing of grid 2, water During pumping water, current are from flowing into pump chamber between each grid 2, and multiple grid 2 form trash rack and stop that debris passes through；It can lead in work Cross grid switching mechanism 4 adjust grid 2 openings of sizes come control stop debris size.
2) when needing repairing water pump, reverse rotation side door open/close machine 3, decline and close side door 8, another mistake hour hands rotatory Piece switching mechanism 4, the rotating closed gate that formed of grid 2 stop current by draining the water in pump chamber, you can implement maintenance and make Industry.
3) after repairing ,/maintenance work of drawing water can be continued by implementing above-mentioned steps.
During normal pumping, grid 2 is adjusted to open mode by grid switching mechanism 5, water can smoothly enter, and water Careless debris is blocked in outside grid；During maintenance, grid 2 is adjusted to closed mode by grid switching mechanism 5, as gate, Water cannot be introduced into pump chamber.When maintenance is finished, it is necessary to during water flowing, the side door 8 set on pier wall 1 is enabled, puts down hydraulic pressure inside and outside pump chamber Weighing apparatus, grid switching mechanism is reused, grid is opened, in water flowing state.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein, including technology art Language and scientific terminology, there is the general understanding identical meaning with the those of ordinary skill in the application art.Should also Understand, those terms defined in such as general dictionary, which should be understood that, to be had and the meaning in the context of prior art The consistent meaning of justice, and unless defined as here, will not be with idealizing or the implication of overly formal be explained.
The implication of " inside and outside " described herein referred to relative to equipment itself, the side inside sensing equipment To be interior, on the contrary is outer.
The implication of " connection " described herein can be between part to be directly connected to can also pass through between part Other parts are indirectly connected with.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the application as enlightenment Various changes and amendments can be carried out in the range of without departing from this item application technological thought entirely.The technology of this item application Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.

Claims (1)

  1. The application method of trash rack grid 1. a kind of pumping plant louvered blocks water, including grid (2) and grid axle (12), described grid Piece (2) width is curved, and described grid (2) is arc strip, and grid (2) is laterally set, the both ends of grid (2) and Lower side is provided with U-shaped rubber strip (10), and grid axle (12), grid axle (12) both ends protrusion grid (2) are provided with grid (2) top Certain length is simultaneously provided with bearing (13), and is provided with gear (11) on the outside of the bearing (13) of grid axle (12) at either end；
    The specifically used method of trash rack grid characterized in that, described pumping plant louvered blocks water, comprises the following steps：
    1) arc grid (2) is made first, it is long into cambered surface, steel plate thickness 2-4mm, grid (2) using rectangular slat steel plate punched 150-300cm, wide 30-50cm, outwardly arc height 3-5cm；
    2) in the upper long edges welding grid axle (12) of arc grid (2), grid axle (12) protrusion grid (2) both ends 10cm；
    3) bearing (13) is set at grid axle (12) both ends, gear (11) is set outside bearing (13) at either end；
    4) U-shaped rubber strip (10) is set at the both ends of grid (2) and lower side, rubber strip (10) uses gluing fixation, that is, obtained One unit trash rack grid (2)；
    5) in the longitudinally disposed Dun Qiang in pumping plant pump chamber water inlet both sides (1), laterally set from bottom to up between the Dun Qiang of left and right two (1) Array such as step 1) -4) obtained trash rack grid (2), trash rack grid is arranged on the bearing (13) at grid axle (12) both ends Corresponding to left and right Dun Qiang (1) in bearing block, one end provided with gear (11) is arranged in the same side Dun Qiang (1), in each gear (11) chain is set on, and chain is connected interaction with being arranged on the grid switching mechanism (4) on Dun Qiang (1) top；
    6) under closed mode, grid (2) both ends rubber strip (10) is bonded with corresponding left and right Dun Qiang (1) close-fitting, on the downside of grid (2) The rubber strip (10) on side is brought into close contact on the outside of the adjacent grid axle (12) in downside, bottom the rubber of grid (2) side In the grid step (14) that bar (10) is fitted on Dun Qiang (1)；
    7) side door (8) is set on either side Dun Qiang (1), sets upward steel rod to be carried as side door among side door (8) top Arm (6) is risen, the screw thread that side door lift arm (6) top is provided with screw thread and side door switching mechanism (3) is engaged and linked；In side door lift arm (6) retainer ring (7) is set on, track (9) is set on the outside of side door (8), rubber blanket is set in track (9)；
    8) above-mentioned steps 1 are completed) -7) after pumping plant block water trash rack piece, first rotary side door open/close machine (3), lift side door (8), water, which flows into pump chamber, makes the water surface inside and outside trash rack grid (2) parallel, then the grid switching mechanism (4) that turns clockwise, grid (2) Unscrew water flowing, during pumping for water pump, current are from flowing into pump chamber between each grid (2), and multiple grid (2) form trash rack and stopped Debris passes through；The size of stop debris is controlled in work by the openings of sizes of grid switching mechanism (4) regulation grid (2)；
    9) when needing repairing water pump, reverse rotation side door open/close machine (3), decline and close side door (8), another mistake hour hands rotatory Piece switching mechanism (4), the rotating closed gate that formed of grid (2) stop current by draining the water in pump chamber, you can implement maintenance Operation；
    10) after repairing, above-mentioned steps 8 are implemented) -9) it can continue to draw water or maintenance work.
CN201711074460.9A 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the application method of trash rack grid Withdrawn CN107675684A (en)

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CN201711074460.9A CN107675684A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the application method of trash rack grid

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CN201510442708.7A CN104947634B (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water trash rack grid and its manufacture, construction and application method
CN201711074460.9A CN107675684A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the application method of trash rack grid

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Application Number Title Priority Date Filing Date
CN201711074457.7A Withdrawn CN107806070A (en) 2015-07-27 2015-07-27 Pumping plant louvered blocks water the construction method of trash rack grid
CN201711074460.9A Withdrawn CN107675684A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the application method of trash rack grid
CN201711074445.4A Withdrawn CN107761671A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the construction method of trash rack grid
CN201711074443.5A Withdrawn CN107806069A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the manufacture method of trash rack grid
CN201711074446.9A Withdrawn CN107794886A (en) 2015-07-27 2015-07-27 Pumping plant louvered blocks water the application method of trash rack grid
CN201510442708.7A Expired - Fee Related CN104947634B (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water trash rack grid and its manufacture, construction and application method

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CN201711074445.4A Withdrawn CN107761671A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the construction method of trash rack grid
CN201711074443.5A Withdrawn CN107806069A (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water the manufacture method of trash rack grid
CN201711074446.9A Withdrawn CN107794886A (en) 2015-07-27 2015-07-27 Pumping plant louvered blocks water the application method of trash rack grid
CN201510442708.7A Expired - Fee Related CN104947634B (en) 2015-07-27 2015-07-27 A kind of pumping plant louvered blocks water trash rack grid and its manufacture, construction and application method

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CN109137854A (en) * 2018-08-30 2019-01-04 河海大学 A kind of trash rack of autonomous cleaning flowing floater in river
CN109537543B (en) * 2018-11-22 2020-10-30 中国水电四局(祥云)工程建设有限公司 Method for integrally manufacturing drain chamber trash blocking grid plate

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CN104947634A (en) 2015-09-30
CN107794886A (en) 2018-03-13
CN107761671A (en) 2018-03-06
CN104947634B (en) 2018-01-30
CN107806069A (en) 2018-03-16
CN107806070A (en) 2018-03-16

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