CN210395253U

CN210395253U - Water intake ecological trash blocking device based on water flow driving rotation type

Info

Publication number: CN210395253U
Application number: CN201920742546.2U
Authority: CN
Inventors: 戴凌全; 刘海波; 汤正阳; 向欣; 张旭; 李玮
Original assignee: China Three Gorges Corp
Current assignee: China Three Gorges Corp
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-04-24
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a water intake ecological trash device based on water flow driving rotation type, which comprises a rotary filter screen, wherein a rotating shaft is arranged at the center of one side of the rotary filter screen, and the rotating shaft passes through a first fixed bracket, a second fixed bracket and a third fixed bracket; the water intake pipe comprises a first fixing support and a second fixing support, wherein a conical barrel is arranged between the first fixing support and the second fixing support and forms a contraction section of the water intake pipe, an overflowing section and a gradually expanding section are sequentially connected behind the contraction section, and a rotary type flow flushing plate is installed on a rotating shaft in the area of the overflowing section. The problems that sewage blocking at the water intake is time-consuming, labor-consuming and energy-consuming or is cleaned regularly and the like can be effectively solved, and fish organisms are prevented from entering the water diversion pipeline to be damaged or dead.

Description

Water intake ecological trash blocking device based on water flow driving rotation type

Technical Field

The utility model relates to a water intaking diversion engineering water intake department such as water conservancy and hydropower, municipal administration, thermoelectricity water supply blocks dirty supporting device field, in particular to water intaking mouth ecology trash device based on rivers drive rotation type.

Background

Diversion power generation, municipal water supply and thermal power plant supply water all need be from reservoir area or river in leading rivers to the pipeline through the intake, can avoid carrying floater and rubbish in the water to pile up near the intake easily, not only influence intake discharge, the deposit is not cleared up in addition for a long time and is polluted water quality easily. In addition, aquatic organisms such as fish are easy to gather near the water intake due to food searching, and when the flow rate of water is high, the fish are easy to suck into the water intake pipeline to cause death. Therefore, the reasonable selection of the water intake trash holding device is very important.

At present, a sewage blocking mode of a water intake is mainly that a sewage blocking grid is fixedly installed, and a manual or mechanical grab bucket is adopted to regularly clean the water intake. The manual decontamination is relatively thorough, but a diver needs to carry out long-time launching operation, the work is heavy, the efficiency is low, and certain hidden danger exists on the personal safety; mechanical grab bucket is decontaminated and is connected with the arm through the machine and operate the decontamination, and the effect is relatively better on the deposit clearance of bulky, but its operating range is limited, to the unable comprehensive clearance of narrow and small space rubbish. Meanwhile, manual cleaning and mechanical cleaning are required to be performed regularly, machine set equipment is required to be shut down to operate, certain influence is brought to equipment operation, and the problems of water resource waste, generated energy reduction and the like are caused easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ecological trash device of intake based on rivers drive rotation type can enough effectively solve the intake and block the dirty waste time and energy or regularly clear up the scheduling problem, can prevent again that the fish biology from getting into the leading water pipeline and leading to its damage or death.

In order to realize the technical characteristics, the purpose of the utility model is realized as follows: a water intake ecological trash holding device based on a water flow driving rotation type comprises a rotary filter screen, wherein a rotating shaft is installed in the center of one side of the rotary filter screen and penetrates through a first fixing support, a second fixing support and a third fixing support; the water intake pipe comprises a first fixing support and a second fixing support, wherein a conical barrel is arranged between the first fixing support and the second fixing support and forms a contraction section of the water intake pipe, an overflowing section and a gradually expanding section are sequentially connected behind the contraction section, and a rotary type flow flushing plate is installed on a rotating shaft in the area of the overflowing section.

The head of the rotary filter screen adopts an ellipsoid structure and comprises a cross-shaped main grid, a cross-shaped auxiliary grid, a circumferential main rib plate, a circumferential auxiliary rib plate, an axial main rib plate and an axial auxiliary rib plate; the annular auxiliary rib plates and the axial auxiliary rib plates are arranged between the cross-shaped main grid and the annular main rib plates at certain intervals, and the annular main rib plates and the axial main rib plates are welded in a crossed mode to form a net-shaped structure.

The end of the rotating shaft is fixed at the central part of the cross-shaped main grid of the rotary filter screen through welding.

The first fixing support, the second fixing support and the third fixing support are all of a cross structure, a round hole is machined in the center of each fixing support, balls which are arranged in an annular mode are installed in the round holes, and the balls are connected with ball clamping grooves in the rotating shaft to form rolling fit.

Be provided with between rotary filter and the first fixed bolster and be used for spacing first bayonet lock, the afterbody of axis of rotation sets up the second bayonet lock.

The utility model discloses there is following beneficial effect:

the utility model discloses utilize rivers to promote the axis of rotation and drive the rotation of rotary filter screen, do not need the external energy, have economic energy-conserving effect.

The utility model discloses a rotation of rotary filter screen causes intake water body disorder, can enough prevent that the deposit from attaching to on blocking dirty device to the artifical work of decontaminating under water that has significantly reduced.

The utility model discloses the rotary filter screen of installation can avoid organisms such as fish to get into the pipeline and cause its damage or death.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Figure 2 the utility model discloses a rotary screen side view.

Fig. 3 is a schematic view of the fixing bracket of the present invention.

Fig. 4 is a schematic view of the central ball and the slot of the fixing bracket of the present invention.

In the figure: the rotary screen comprises a rotary filter screen 1, a cross-shaped main grid 1-1, a cross-shaped auxiliary grid 1-2, a circular main rib plate 1-3, a circular auxiliary rib plate 1-4, an axial main rib plate 1-5, an axial auxiliary rib plate 1-6, a rotating shaft 2, a first fixing support 3, a second fixing support 4, a third fixing support 5, a contraction section 6, an overflowing section 7, a gradual expansion section connection 8, a rotary flow flushing plate 9, an annular ball 10, a ball clamping groove 11, a first clamping pin 12 and a second clamping pin 13.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1-4, the water intake ecological trash holding device based on the water flow driving rotation type comprises a rotary filter screen 1, wherein a rotating shaft 2 is installed at the center of one side of the rotary filter screen 1, and the rotating shaft 2 penetrates through a first fixed support 3, a second fixed support 4 and a third fixed support 5; a conical cylinder is arranged between the first fixing support 3 and the second fixing support 4, a contraction section 6 of the water taking pipe is formed, an overflowing section 7 and a gradually expanding section 8 are sequentially connected behind the contraction section 6, and a rotary type impact plate 9 is installed on the rotating shaft 2 in the area where the overflowing section 7 is located. Through adopting the ecological trash device that blocks of intake of above-mentioned structure, can be used for blocking of intake and dirty the use, it is at the operation in-process, through the power drive rotation type dash board 9 that flows automatically of rivers, and then drive axis of rotation 2 through rotation type dash board 9, and have axis of rotation 2 drive rotary filter 1 that links to each other with it, the automatic clearance of water intaking department rubbish is realized in final rotation through rotary filter 1, the effectual problem of taking place intake jam that has prevented, in addition also can effectually prevent that the fish biology from getting into the leading water pipeline and leading to its damage or death.

Furthermore, the head of the rotary filter screen 1 adopts an ellipsoid structure and comprises a cross-shaped main grid 1-1, a cross-shaped auxiliary grid 1-2, a circumferential main rib plate 1-3, a circumferential auxiliary rib plate 1-4, an axial main rib plate 1-5 and an axial auxiliary rib plate 1-6; annular auxiliary rib plates 1-4 and axial auxiliary rib plates 1-6 are arranged between the cross-shaped main grid 1-1 and the annular main rib plates 1-3 at intervals, and the annular main rib plates 1-3 and the axial main rib plates 1-5 are welded in a crossed mode to form a net-shaped structure. Through foretell ellipsoid structure, can play certain water conservancy diversion effect, prevent that its intake position from taking place the water impact, foretell network structure has guaranteed overall structure intensity moreover, has improved its reliability.

Furthermore, the end of the rotating shaft 2 is fixed at the central part of the cross-shaped main grid 1-1 of the rotary filter screen 1 by welding. Through foretell fixed mode, guaranteed that axis of rotation 2 can drive rotary filter 1 in step and rotate.

Further, the first fixing support 3, the second fixing support 4 and the third fixing support 5 all adopt a cross structure, a round hole is processed in the center of each fixing support, a ring-shaped ball 10 is mounted in the round hole, and the ball 10 is connected with a ball clamping groove 11 on the rotating shaft 2 and forms rolling fit. Through the rolling cooperation of the structure, the rotation shaft 2 can smoothly rotate, the friction force of the rotation shaft in the rotation process is effectively reduced, and the rotation stability is guaranteed.

Furthermore, a first bayonet lock 12 used for limiting is arranged between the rotary filter screen 1 and the first fixing support 3, and a second bayonet lock 13 is arranged at the tail part of the rotating shaft 2. The rotating shaft 2 can be effectively limited by the first locking pin 12 and the second locking pin 13.

The utility model discloses a working process and principle:

the utility model discloses when using, rivers get into the intake pipe behind the rotary filter screen, because rivers impact dash the board and drive the axis of rotation rotatory, do not need the external energy, have economic energy-conserving effect, the rotation of the rotary filter screen 1 that links to each other with it with synchronous drive through the rotation of axis of rotation, and then prevent through rotary filter screen 1 that the deposit from adhering to on blocking dirty device to the artifical work of decontaminating under water that has significantly reduced, simultaneously effectual biology such as avoiding fish get into the pipeline and cause its damage or die.

Claims

1. The utility model provides an ecological trash device that blocks of intake based on rivers drive rotation type which characterized in that: the filter screen comprises a rotary filter screen (1), wherein a rotary shaft (2) is installed in the center of one side of the rotary filter screen (1), and the rotary shaft (2) penetrates through a first fixed support (3), a second fixed support (4) and a third fixed support (5); be provided with a toper section of thick bamboo between first fixed bolster (3) and second fixed bolster (4) and form the shrink section (6) of intake pipe, it overflows section (7) and divergent section (8) to connect gradually behind shrink section (6), it installs rotation type dash board (9) on the regional axis of rotation (2) in section (7) that overflows.

2. The water intake ecological trash holding device based on the water flow driving rotation type as claimed in claim 1, wherein: the head of the rotary filter screen (1) adopts an ellipsoid structure and comprises a cross-shaped main grid (1-1), a cross-shaped auxiliary grid (1-2), a circumferential main rib plate (1-3), a circumferential auxiliary rib plate (1-4), an axial main rib plate (1-5) and an axial auxiliary rib plate (1-6); annular auxiliary rib plates (1-4) and axial auxiliary rib plates (1-6) are arranged between the cross-shaped main grid (1-1) and the annular main rib plates (1-3) at certain intervals, and the annular main rib plates (1-3) and the axial main rib plates (1-5) are welded in a crossed mode to form a net-shaped structure.

3. The water intake ecological trash holding device based on the water flow driving rotation type as claimed in claim 1, wherein: the end of the rotating shaft (2) is fixed at the central part of the cross-shaped main grid (1-1) of the rotary filter screen (1) by welding.

4. The water intake ecological trash holding device based on the water flow driving rotation type as claimed in claim 1, wherein: the first fixing support (3), the second fixing support (4) and the third fixing support (5) are all of a cross structure, a round hole is machined in the center of the cross structure, balls (10) which are arranged in an annular mode are installed in the round hole, and the balls (10) are connected with ball clamping grooves (11) in the rotating shaft (2) and form rolling fit.

5. The water intake ecological trash holding device based on the water flow driving rotation type as claimed in claim 1, wherein: be provided with between rotary screen (1) and first fixed bolster (3) and be used for spacing first bayonet lock (12), the afterbody of axis of rotation (2) sets up second bayonet lock (13).