CN212335954U

CN212335954U - Water conservancy grid

Info

Publication number: CN212335954U
Application number: CN202020795114.0U
Authority: CN
Inventors: 陈湘; 陈夏; 杭城; 许渊; 王中亮
Original assignee: Yixing Xiangyang Environmental Protection Science And Technology Co ltd
Current assignee: Yixing Xiangyang Environmental Protection Science And Technology Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-12
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a water conservancy grid, which comprises a frame, the inside fixed mounting of frame has the grid and holds in the palm the sediment baffle, and the grid is located the below of holding in the palm sediment baffle, the both sides surface movable mounting of grid has the rake chain, the lower extreme fixed surface of grid has the bottom trash rack, the upper end fixed surface of frame installs head swing system, the position fixed mounting that the inside internal surface of frame is close to the upper end has motor reducer, the grid has the tooth harrow with holding in the palm fixed mounting of position between the sediment baffle. The utility model discloses a be provided with a series of structures and make this device in the use, can get rid of big and many suspended solid and debris in the aquatic effectively, especially provide convenience to the debris in the large-scale pump station of clearance, the river course, played the key effect to the protection of river course environment, prevent in river course and the floodgate station because too much rubbish causes water pollution, optimize the use.

Description

Water conservancy grid

Technical Field

The utility model relates to a grid technical field specifically is a water conservancy grid.

Background

The water conservancy grating is a kind of equipment used in large and medium-sized water supply and drainage pump station, river course, large and medium-sized water conservancy pump station, it is mainly used for intercepting the relatively massive floating sundries in the water, in order to guarantee the smooth water flow and the security of subsequent equipment use, at present, this kind of grating mainly includes framework, drive unit, tension device, driving chain, cleaning tooth harrow, grid, guide sprocket, gyro wheel, dirt discharge plate, force dirt discharge device, overload protection device, electric control device, fastening piece, support hinge, locking mechanism, built-in fitting, etc. make up, and adopt the back to fall the rotary chain type, form the water-passing grating by tooth harrow and fixed bar, when the water flow is relatively large, the sundries larger than the grating interval are intercepted, the harrow tooth stretches into the grating interval, when the driving motor drives the driving chain to do the rotary run, the harrow tooth brings the sundries intercepted on the grating from bottom to top to the slag outlet, when the top to bottom run, the sundries fall into the conveyor by gravity for further treatment, but the water conservancy grating can be blocked by the large sundries and the lower rotary wheel can not run and be out of the chain due to the entering of the garbage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water conservancy grid to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water conservancy grid, includes the frame, the inside fixed mounting of frame has the grid and holds in the palm the sediment baffle, and the grid is located the below of holding in the palm the sediment baffle, the both sides surface movable mounting of grid has the rake chain, the lower extreme surface fixed mounting of grid has the bottom trash rack, the upper end surface fixed mounting of frame has the head swing system, the position fixed mounting that the inside internal surface of frame is close to the upper end has motor reducer.

Through adopting above-mentioned technical scheme, can get rid of big and many suspended solid and debris in the aquatic effectively, especially provide convenience to the debris in the large-scale pump station of clearance, the river course, play the key role to the protection of river course environment, prevent in river course and the floodgate station because too much rubbish causes water pollution.

Preferably, a toothed harrow is fixedly arranged between the grid bars and the slag supporting baffle plate, and the toothed harrow is movably connected with the harrow chain through bolts.

Through adopting above-mentioned technical scheme, the tine harrow passes through bolted connection with the harrow chain, not only firmly but also makes things convenient for the dismouting.

Preferably, the toothed harrow consists of teeth and a toothed harrow shaft, and the teeth are welded above the toothed harrow shaft.

By adopting the technical scheme, the toothed harrow for cleaning has enough strength and rigidity to ensure reliable operation, can effectively remove impurities, ensures the cleaning rate of the harrow teeth, and has no adhesion of the impurities during return stroke, so that the impurities do not return to water.

Preferably, the tension device is fixedly installed inside the drag chain, and the drag chain is a bush plate roller chain.

By adopting the technical scheme, the tensioning device is used for adjusting the tightness of the chain transmission of the stage caused by the adjustment of the harrow chain.

Preferably, the fixed trash rack with the height of five hundred meters is fixedly installed at the upper end of the bottom trash rack.

By adopting the technical scheme, the toothed harrow synchronously bypasses the bottom trash rack from the back of the fixed trash rack by means of the harrow chains on two sides, and then rotates to run from the front of the fixed trash rack, so that the dirt intercepted by the underwater grating part is fished up.

Preferably, a rotary comb device is fixedly installed inside the head rotary system.

Through adopting above-mentioned technical scheme, mainly used clearance leans on the unable rubbish that falls by oneself of gravity, prevents in rubbish falls back into the river course.

Preferably, a power interface is fixedly installed on the outer surface of the rear end of the rack close to the upper end, and the output end of the power interface is electrically connected with the motor reducer and the input end of the head rotation system.

By adopting the technical scheme, the power interface provides electric energy for the operation of the motor speed reducer and the head rotation system.

To sum up, the utility model discloses following beneficial effect has: under the drive of a motor reducer, the toothed harrow for cleaning sewage fixed on the harrow chains synchronously bypasses the bottom trash rack from the back of the fixed trash rack by means of the harrow chains on two sides, then rotates the toothed harrow from the front of the fixed trash rack to catch up the sewage intercepted by the underwater grating part, and when the toothed harrow reaches the upper part of the frame, due to the action of the steering track and the guide wheel on the head rotating system, most of the dirt falls down by gravity, and the other part of the dirt stuck on the toothed harrow is cleaned by the rotating comb device, thereby achieving the purpose of dirt removal, provides convenience for cleaning sundries in large-scale pump stations and riverways, plays a key role in protecting the riverway environment, prevents water pollution caused by excessive garbage in the riverways and gate stations, meanwhile, for part of gate stations, normal operation of subsequent equipment is protected, and maintenance and labor cost is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a combined view of the bottom trash rack and the rotary comb device of the present invention.

In the figure: 1. a motor reducer; 2. a toothed harrow; 3. a frame; 4. a bottom trash rack; 5. harrowing; 6. a slag supporting baffle; 7. grid bars; 8. a head swing system; 9. a rotary comb device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: a water conservancy grating comprises a frame 3, the frame 3 is of a welded steel structure and mainly comprises a frame, grating bars 7, guide rails, a slag supporting baffle 6, a sewage discharging plate and the like, wherein the frame is formed by welding channel steel at two sides, a plurality of high-quality stainless steel beams and grid bars 7, has enough rigidity and strength, can bear larger water level difference at the back of a grid in front of the grid, the grid bars 7 and a slag supporting baffle 6 are fixedly arranged in the frame 3, the grid bars 7 are positioned below the slag supporting baffle 6, the outer surface of the lower end of the grid bars 7 is fixedly provided with a bottom trash rack 4, the outer surface of the upper end of the frame 3 is fixedly provided with a head rotating system 8, the head revolving system 8 is composed of a servo motor with the model number of MADLN05SE, a worm gear transmission mechanism, a gear transmission mechanism and the like, a motor speed reducer 1 is fixedly installed at the position, close to the upper end, of the inner surface of the rack 3, and rake chains 5 are movably installed on the outer surfaces of the two sides of the grid 7.

Further, a toothed harrow 2 is fixedly arranged between the grid bars 7 and the slag supporting baffle 6, the toothed harrow 2 is movably connected with the harrow chain 5 through bolts, and the toothed harrow 2 is connected with the harrow chain 5 through bolts, so that the device is firm and convenient to disassemble and assemble.

Further, the toothed harrow 2 consists of teeth and a toothed harrow shaft, the teeth are welded above the toothed harrow shaft, the toothed harrow 2 for cleaning has enough strength and rigidity to ensure reliable operation, can effectively remove impurities, ensures the cleaning rate of the harrow teeth, and does not adhere to dirt in return stroke so as not to cause the impurities to return into water.

Further, a tensioner is fixedly installed inside the drag chain 5, and the drag chain 5 is a bush roller chain, and the tensioner is used for adjusting the tightness of the chain transmission of the stage caused by the adjustment of the drag chain 5, and the tensioner is KTR.

Further, the upper end of the bottom trash rack 4 is fixedly provided with a fixed trash rack five hundred meters high, the toothed harrow 2 synchronously bypasses the bottom trash rack 4 from the back of the fixed trash rack by means of the harrow chains 5 on two sides, and then rotates the toothed harrow 2 from the front of the fixed trash rack to catch up the dirt intercepted by the underwater grating part.

Further, the inside fixed mounting of head revolution system 8 has gyration broach device 9, and mainly used clearance is by the unable rubbish that falls by oneself of gravity, prevents in rubbish fall back into the river course.

Further, a power interface is fixedly installed on the outer surface of the rear end of the rack 3 close to the upper end, the output end of the power interface is electrically connected with the input ends of the motor speed reducer 1 and the head rotation system 8, and the power interface provides electric energy for the operation of the motor speed reducer 1 and the head rotation system 8.

It should be noted that, the utility model relates to a water conservancy grid, when in use, under the driving of the motor reducer 1, the tooth harrow 2 for decontamination fixed on the harrow chain 5, wherein the power supply of the motor reducer 1 is 380V, 3 phase, 50HZ, and the protection grade is IP55, the insulation grade is F grade, the tooth harrow 2 synchronously bypasses the bottom trash rack 4 from the back of the fixed trash rack by relying on the harrow chains 5 at both sides, then the tooth harrow 2 is rotated from the front of the fixed trash rack, the dirt intercepted by the part of the underwater grid is fished up, when the tooth harrow 2 reaches the upper part of the frame 3, due to the action of the steering track and the guide wheel on the head rotating system 8, most of the dirt falls down by relying on gravity, the dirt adhered on the tooth harrow 2 at the other part is cleared up by the rotating comb tooth device 9, thereby the purpose of decontamination is achieved, the dirt in large-scale pump station and the river channel is cleared up by oneself, the river channel protection has played the key effect to the protection of river course environment, prevents in river course and the floodgate station because too much rubbish causes water pollution, to some floodgate stations, has also protected the normal operating of follow-up equipment simultaneously, has reduced maintenance, cost of labor, effectively increases its self functional, comparatively practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A water conservancy grid, includes frame (3), its characterized in that: the inside fixed mounting of frame (3) has grid (7) and holds in the palm sediment baffle (6), and grid (7) are located the below of holding in the palm sediment baffle (6), the both sides surface movable mounting of grid (7) has rake chain (5), the lower extreme surface fixed mounting of grid (7) has bottom trash rack (4), the upper end surface fixed mounting of frame (3) has head rotating system (8), the position fixed mounting that the inside internal surface of frame (3) is close to the upper end has motor reducer (1).

2. The water conservancy grid according to claim 1, wherein: a toothed harrow (2) is fixedly arranged between the grid bars (7) and the slag supporting baffle (6), and the toothed harrow (2) is movably connected with a harrow chain (5) through bolts.

3. A water conservancy grid according to claim 2, wherein: the tine harrow (2) consists of teeth and tine harrow shafts, and the teeth are welded above the tine harrow shafts.

4. The water conservancy grid according to claim 1, wherein: a tensioning device is fixedly installed in the drag chain (5), and the drag chain (5) is a sleeve plate roller chain.

5. The water conservancy grid according to claim 1, wherein: the upper end of the bottom trash rack (4) is fixedly provided with a fixed trash rack with the height of five hundred meters.

6. The water conservancy grid according to claim 1, wherein: and a rotary comb tooth device (9) is fixedly arranged in the head rotary system (8).

7. The water conservancy grid according to claim 1, wherein: the outer surface of the rear end of the rack (3) is fixedly provided with a power supply interface at a position close to the upper end, and the output end of the power supply interface is electrically connected with the motor speed reducer (1) and the input end of the head revolving system (8).