CN106677134B - A kind of intelligence trash rack structure - Google Patents

A kind of intelligence trash rack structure Download PDF

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Publication number
CN106677134B
CN106677134B CN201710089348.6A CN201710089348A CN106677134B CN 106677134 B CN106677134 B CN 106677134B CN 201710089348 A CN201710089348 A CN 201710089348A CN 106677134 B CN106677134 B CN 106677134B
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CN
China
Prior art keywords
grizzly bar
trash rack
grizzly
dirt
outline border
Prior art date
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Application number
CN201710089348.6A
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Chinese (zh)
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CN106677134A (en
Inventor
胡代清
钱继源
纵向群
钟金盛
张范立
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.)
Anhui Jinzhai Pumped Storage Co Ltd
State Grid Corp of China SGCC
State Grid Xinyuan Co Ltd
Original Assignee
Anhui Jinzhai Pumped Storage Co Ltd
State Grid Corp of China SGCC
State Grid Xinyuan Co Ltd
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Publication date
Application filed by Anhui Jinzhai Pumped Storage Co Ltd, State Grid Corp of China SGCC, State Grid Xinyuan Co Ltd filed Critical Anhui Jinzhai Pumped Storage Co Ltd
Priority to CN201710089348.6A priority Critical patent/CN106677134B/en
Publication of CN106677134A publication Critical patent/CN106677134A/en
Application granted granted Critical
Publication of CN106677134B publication Critical patent/CN106677134B/en
Active legal-status Critical Current
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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B5/00Artificial water canals, e.g. irrigation canals
    • E02B5/08Details, e.g. gates, screens
    • E02B5/085Arresting devices for waterborne materials, e.g. gratings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

The present invention discloses a kind of intelligent trash rack structure, including outline border, outline border are equipped with multiple grizzly bar assembled units, and multiple grizzly bar assembled units are end to end from bottom to up;The grizzly bar assembled unit includes multiple parallel grizzly bars (9), and multiple parallel grizzly bar (9) both ends are threaded through respectively on main shaft (6) and control shaft (7);Each grizzly bar (9) is low wide and up narrow trapezoidal plate, is equipped with multiple diaphragm plates (4) in outline border, diaphragm plate (4) resists grizzly bar (9) upper-end part of driving;Diaphragm plate (4) rear end is placed with multiple hydraulic pressure sensors.The present invention can reduce the cleaning difficulty of dirt, reduce demand of the daily maintenance for manpower of trash rack.

Description

A kind of intelligence trash rack structure
Technical field
The present invention relates to a kind of trash racks, especially a kind of to block dirty trash rack structure for power station.
Background technology
The function for blocking dirty equipment be prevent drift wood, branch, leaf, weeds, rubbish, the floating materials such as floating ice with flow bring into The mouth of a river, while these floating materials not being allowed to block water inlet, it influences into outlet capacity.Block dirty problem in power station One the problem of can not be ignored, block dirty design it is reasonable whether, directly affect the quality and economic benefit of power station operation conditions. Trash rack blocks dirty equipment as main, plays an important role in terms of the safe operation for ensuring power station.
Existing most of trash racks are generally using the simple structure that multiple grid are arranged on outline border.This trash rack needs It wants staff to frequently check the floating material accumulation situation on trash rack, and carries out manual cleaning, to prevent floating material from accumulating Head excessively is influenced, this mode extremely relies on manpower.And after this trash rack obstructs underwater suspension pollutant, manually Cleaning is more difficult, and underwater cleaning generally could be only carried out under the hydrostatic condition that unit is closed or is cleared up after hanging liter, more It is inconvenient.
Invention content
The object of the present invention is to provide a kind of intelligent trash rack structures.The present invention can reduce the cleaning difficulty of dirt, Reduce demand of the daily maintenance for manpower of trash rack.
Technical scheme of the present invention:A kind of intelligence trash rack structure, its main feature is that:Including outline border, outline border is equipped with multiple Grizzly bar assembled unit, multiple grizzly bar assembled units are end to end from bottom to up;The grizzly bar assembled unit includes multiple parallel Grizzly bar, multiple parallel grizzly bar both ends are threaded through on main shaft and control shaft respectively, main shaft and control shaft and grizzly bar;Each grizzly bar is equal For low wide and up narrow trapezoidal plate, outline border is interior to be equipped with multiple diaphragm plates, and diaphragm plate resists grizzly bar upper-end part of driving;The diaphragm plate rear end It is placed with multiple hydraulic pressure sensors.The shape of grizzly bar makes practical end face of each grizzly bar after the installation of entire trash rack more incline Tiltedly, suspended matter is easier to be rushed at top under the action of flow, is finally shelved on every dirty section.So the present invention can be perpendicular In the case of straight installation, when still can play the role of tilting installation, the geotechnological cost for tilting mounting means can be overcome and blocked The integral material cost of dirty grid compares higher problem.
In above-mentioned intelligent trash rack structure, the connecting portion of each grizzly bar assembled unit is because of the low wide and up narrow shape of grizzly bar Shape, being formed with can mainly be deposited in every in dirty section every the dirt in dirty section, flow because of keeping out for grizzly bar lower part, dirt heap After product is excessive, rear hydraulic pressure is directly affected, when hydraulic pressure sensor collects the threshold value that variation in water pressure reaches setting, control hydraulic pressure passes Control shaft where sensor in front of diaphragm plate is pushed forward, and grizzly bar upper end is made to be flushed with the grizzly bar lower end of top, is disappeared, is made every dirty section Dirt moves up under disturbance, it is ensured that is not in that local grizzly bar compression is excessive;When the action total degree of all control shafts reaches To after the threshold value of setting, to staff's alert, to clear up the dirt of the top accumulation in time.
In intelligence trash rack structure above-mentioned, the outline border includes top frame, bottom frame and two side frames;On the side frame Fixing lug boss equipped with connection main shaft.
In intelligence trash rack structure above-mentioned, the side frame is hollow structure, and side frame is internally provided with connecting plate, is connected Plate is equipped with multiple mobile boss, and side frame is equipped with multiple guide holes, and mobile boss is connected after being pierced by from guide hole with control shaft; And it is arranged with resetting spring on mobile boss;The ejection wheel for being connected with telescopic rod, ejection wheel position are additionally provided with inside the side frame On rear side of connecting plate.Resetting spring and connecting plate can give each grizzly bar upper end to provide a larger cushion effect, it can be inhaled The vibrational energy that grizzly bar generates under the effect of flow trailing vortex is received, can play prevents grizzly bar from generating resonance, and then prevents grizzly bar impaired.
In intelligence trash rack structure above-mentioned, when needing arbitrary control shaft extrapolation, ejection wheel need to only be moved by telescopic rod It moves to the mobile boss rear of the control shaft position.
In intelligence trash rack structure above-mentioned, the upper end of each grizzly bar is located above between two grizzly bars.
Compared with prior art, the present invention makes shape between interlayer grizzly bar by the way that grizzly bar to be arranged to low wide and up narrow shape At drop, the shape of grizzly bar so that blocking dirty end face more tilts, and is easy that suspended matter is made to be rushed upwards by flow, so be deposited in Between lower two layers of grizzly bar.But also the hydraulic pressure sensor provided with diaphragm plate rear end, it can be to the variation in water pressure at deposit rear Situation is monitored in real time, and Crush trigger acts, and so that accumulation dirt is extrapolated compared with the grizzly bar of many places, dirt is made to lift step by step upwards It rises, until the water surface is reached, in order to clear up.Using traditional trash rack, the dirt of suspension can relatively evenly be obstructed in grizzly bar On, dirt can not be agglomerating, it is difficult to be lifted upwards under flow action.And the present invention blocks dirty end first with relatively more inclined grizzly bar Face makes the dirt of suspension be accumulated (i.e. every dirty section) between two layers of grizzly bar agglomerating, and then grizzly bar is made to act, and pockets of dirt is more It is easy to rise under flow action.Action can auto-action, staff can under the detection of sensor for the grizzly bar of the present invention To judge the accumulation situation of dirt by the way that the number of mechanical action is accumulative, and then can be cleared up at a reasonable time.And it is clear It need to only be fished in the water surface when reason, it is very convenient.The present invention not only can dexterously clear up the dirt of underwater portion automatically, and And the working time of staff can also be reduced.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention;
Fig. 2 is the attachment structure schematic diagram of grizzly bar;
Fig. 3 is the structural schematic diagram inside frame.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to According to.
Embodiment.A kind of intelligence trash rack structure, as shown in Figures 1 to 3:Including outline border, outline border is equipped with multiple grizzly bar groups Unit is closed, multiple grizzly bar assembled units are end to end from bottom to up;The grizzly bar assembled unit includes multiple parallel grizzly bars 9, Multiple parallel 9 both ends of grizzly bar are threaded through respectively on main shaft 6 and control shaft 7, main shaft 6 and control shaft 7 and grizzly bar 9;Each grizzly bar 9 It is low wide and up narrow trapezoidal plate, is equipped with multiple diaphragm plates 4 in outline border, diaphragm plate 4 resists 9 upper-end part of driving of grizzly bar;The tabula 4 rear end of plate is placed with multiple hydraulic pressure sensors.
The connecting portion of each grizzly bar assembled unit is formed with because of the low wide and up narrow shape of grizzly bar 9 every in dirty section, flow Dirt can be mainly deposited in every in dirty section due to 9 keeping out for lower part of grizzly bar, after dirt accumulation is excessive, directly affect rear water Pressure, when hydraulic pressure sensor collects the threshold value that variation in water pressure reaches setting, the control where control hydraulic pressure sensor in front of diaphragm plate 4 Axis 7 processed is pushed forward, and 9 upper end of grizzly bar is made to be flushed with 9 lower end of grizzly bar of top, is disappeared every dirty section, makes dirt under disturbance to moving up It is dynamic, it is ensured that be not in local grizzly bar 9 be pressurized it is excessive;After the action total degree of all control shafts 7 reaches the threshold value of setting, to Staff's alert, to clear up the dirt of the top accumulation in time.
The outline border includes top frame 2, bottom frame 3 and two side frames 1;The side frame 1 is equipped with the fixation of connection main shaft 6 Boss 5.
The side frame 1 is hollow structure, and side frame 1 is internally provided with connecting plate 13, and connecting plate 13 is equipped with multiple movements Boss 8, side frame 1 are equipped with multiple guide holes, and mobile boss 8 is connected after being pierced by from guide hole with control shaft 7;And movement boss 8 On be arranged with resetting spring 11;The ejection wheel 12 for being connected with telescopic rod 13 is additionally provided with inside the side frame 1, ejection wheel 12 is located at 13 rear side of connecting plate.
When needing the arbitrary extrapolation of control shaft 7, only ejection wheel 12 need to be moved to 7 institute of control shaft in place by telescopic rod 13 8 rear of mobile boss set.The upper end of each grizzly bar 9 is located above between two grizzly bars 9.

Claims (4)

1. a kind of intelligence trash rack structure, it is characterised in that:Including outline border, outline border is equipped with multiple grizzly bar assembled units, multiple Grizzly bar assembled unit is end to end from bottom to up;The grizzly bar assembled unit includes multiple parallel grizzly bars (9), multiple parallel Grizzly bar (9) both ends are threaded through respectively on main shaft (6) and control shaft (7);Each grizzly bar (9) is low wide and up narrow trapezoidal plate, outside Multiple diaphragm plates (4) are equipped in frame, diaphragm plate (4) resists grizzly bar (9) upper-end part of driving;Diaphragm plate (4) rear end is placed with more A hydraulic pressure sensor;The connecting portion of each grizzly bar assembled unit is formed with because of the low wide and up narrow shape of grizzly bar (9) every dirty area Between, the dirt in flow can be mainly deposited in because of grizzly bar (9) keeping out for lower part every in dirty section, after dirt accumulation is excessive, directly Connecing influences rear hydraulic pressure, when hydraulic pressure sensor collects the threshold value that variation in water pressure reaches setting, cross where control hydraulic pressure sensor Control shaft (7) in front of partition board (4) is pushed forward, and grizzly bar (9) upper end is made to be flushed with grizzly bar (9) lower end of top, is disappeared every dirty section, Dirt is set to be moved up under disturbance, it is ensured that be not in that local grizzly bar (9) compression is excessive;When the action of all control shafts (7) After total degree reaches the threshold value of setting, to staff's alert, to clear up the dirt of the top accumulation in time;Each The upper end of grizzly bar (9) is located above between two grizzly bars (9).
2. intelligence trash rack structure according to claim 1, it is characterised in that:The outline border includes top frame (2), bottom frame (3) and two side frames (1);The side frame (1) is equipped with the fixing lug boss (5) of connection main shaft (6).
3. intelligence trash rack structure according to claim 2, it is characterised in that:The side frame (1) is hollow structure, side Frame (1) is internally provided with connecting plate (13), and connecting plate (13) is equipped with multiple mobile boss (8), and side frame (1) is equipped with multiple Guide hole, mobile boss (8) are connected after being pierced by from guide hole with control shaft (7);And it is arranged with resetting spring on mobile boss (8) (11);The ejection wheel (12) for being connected with telescopic rod (13) is additionally provided with inside the side frame (1), ejection wheel (12) is located at connecting plate (13) rear side.
4. intelligence trash rack structure according to claim 3, it is characterised in that:When needing arbitrary control shaft (7) extrapolation, only Ejection wheel (12) need to be moved to mobile boss (8) rear of control shaft (7) position by telescopic rod (13).
CN201710089348.6A 2017-02-20 2017-02-20 A kind of intelligence trash rack structure Active CN106677134B (en)

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Application Number Priority Date Filing Date Title
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CN106677134B true CN106677134B (en) 2018-09-04

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108035314A (en) * 2017-12-05 2018-05-15 中国电建集团贵阳勘测设计研究院有限公司 Semicircular plane rolling type trash rack
CN111119135B (en) * 2019-12-23 2021-12-03 刘梅 Application method of trash rack convenient to adjust

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228897A1 (en) * 1973-05-07 1974-12-06 Schrage Friedrich Cleaner for water straining grid - to prevent blockage of water channels esp. canal sluices
CN204151760U (en) * 2014-10-10 2015-02-11 刘光 A kind of trashrack of the easy to clean dirt on power station
CN205557461U (en) * 2016-02-26 2016-09-07 陕西汉江投资开发有限公司喜河水力发电厂 Improved generation trash rack
CN206680959U (en) * 2017-02-20 2017-11-28 国家电网公司 Intelligent trash rack structure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228897A1 (en) * 1973-05-07 1974-12-06 Schrage Friedrich Cleaner for water straining grid - to prevent blockage of water channels esp. canal sluices
CN204151760U (en) * 2014-10-10 2015-02-11 刘光 A kind of trashrack of the easy to clean dirt on power station
CN205557461U (en) * 2016-02-26 2016-09-07 陕西汉江投资开发有限公司喜河水力发电厂 Improved generation trash rack
CN206680959U (en) * 2017-02-20 2017-11-28 国家电网公司 Intelligent trash rack structure

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