CN212534000U

CN212534000U - A hydropower station trash fence

Info

Publication number: CN212534000U
Application number: CN202020877855.3U
Authority: CN
Inventors: 张燕明; 雷腾云; 高瑞; 孙飞
Original assignee: Yunnan Agricultural University
Current assignee: Yunnan Agricultural University
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-12
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a trash barrier for a hydropower station, which comprises a trash rack, a channel and a screw rod. The right end of the trash rack is connected with a first fixing frame, and the left end of the trash rack is connected with a second fixing frame. A two-phase motor is installed on the upper ends of the first fixing frame and the second fixing frame, and a threaded rod is connected to the lower end of the two-phase motor. The inner side of the water collecting plate is provided with a spray head, and the upper end of the water collecting plate is connected with a high-pressure hose, the inner lower end of the first fixing frame is provided with a multi-section hydraulic rod, and the right end of the multi-section hydraulic rod is connected There is a push plate, a dirt collecting box is arranged inside the second fixing frame, a screw rod is connected to the inside of the dirt collecting box, and a first motor is installed on the upper end of the screw rod. The trash fence of the hydropower station can clean the dirt more thoroughly, the dirt will not block the trash fence, and will not cause damage to the electromechanical equipment.

Description

Power station trash rack

Technical Field

The utility model relates to a power station technical field specifically is a fence of trash holding in power station.

Background

When hydropower station equipment generates electricity, a machine needs to be driven by water power to generate electricity, dirt such as branches, weeds and domestic garbage floating on the water surface can float on the water surface in front of a reservoir dam, and the normal operation of the hydropower machine can be influenced after a long time, but the dirt blocking fence in the market has defects,

for example, in rich water phase, the too much filth of interception can lead to blocking dirty fence and block up for all the other filths get into electromechanical device, cause the harm to equipment, consequently, the utility model provides a power station blocks dirty fence, with the problem of solving the aforesaid and proposing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power station trash rack to the too much filth of interception that proposes in solving above-mentioned background art can lead to trash rack to block up, makes all the other filths get into electromechanical device, causes the problem of harm to equipment.

In order to achieve the above object, the utility model provides a following technical scheme: a trash rack for a hydropower station comprises a trash rack, a channel and a screw rod, wherein the right end of the trash rack is connected with a first fixing frame, and the left end of the trash rack is connected with a second fixing frame, the upper ends of the first fixing frame and the second fixing frame are both provided with two-phase motors, the lower end of the two-phase motor is connected with a threaded rod, the outer side of the threaded rod is connected with a movable plate, a water collecting plate is arranged above the movable plate, the inner side of the water collecting plate is provided with a spray head, the upper end of the water collecting plate is connected with a high-pressure resistant hose, the right end of the high pressure resistant hose is connected with a water pump, the lower end of the inside of the first fixing frame is provided with a plurality of sections of hydraulic rods, and the right-hand member of multisection hydraulic stem is connected with the push pedal, the passageway is installed to the lower extreme of trash rack, the inside of second mount is provided with the dirty case of collection, and the internal connection of dirty case of collection has the lead screw to first motor is installed to the upper end of lead screw.

Preferably, the moving plate and the first fixing frame form a sliding structure, and the moving plate is in threaded connection with the threaded rod.

Preferably, the shape of the moving plate is triangular, and the lower surface of the moving plate is not smaller than the upper surface of the channel.

Preferably, the spray heads are uniformly distributed on the inner side of the water collecting plate, and the water collecting plate is in threaded connection with the threaded rod.

Preferably, the channel is U-shaped, and the channel is connected with the push plate in a clamping manner.

Preferably, the dirt collection box and the second fixing frame form a clamping structure, and the opening area of the dirt collection box is not smaller than the inner side area of the channel.

Compared with the prior art, the beneficial effects of the utility model are that: the hydropower station trash rack can clean dirt thoroughly, and the dirt cannot block the trash rack and damage electromechanical equipment;

1. the movable plate and the first fixing frame form a sliding structure through threaded connection between the movable plate and the threaded rod, so that the movable plate can move up and down conveniently, dirt on the trash rack can be extruded into a channel by the movable plate, and the trash rack is prevented from being blocked;

2. the nozzles are arranged on the inner surface of the water collecting plate at equal intervals, so that dirt on the trash rack can be conveniently washed away, the moving plate is guaranteed not to carry the dirt when moving upwards, and the smoothness of water flow passing through the trash rack is further guaranteed;

3. the push plate can extrude the dirt in the channel conveniently under the action of the multi-section hydraulic rod, the dirt is prevented from being accumulated in the channel, the U-shaped push plate is used for ensuring that the dirt is prevented from being accumulated outside the channel, and electromechanical equipment cannot be damaged.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is the connecting structure schematic diagram of the screw rod and the dirt collecting box of the utility model.

In the figure: 1. a trash rack; 2. a first fixing frame; 3. a second fixing frame; 4. a two-phase motor; 5. a threaded rod; 6. moving the plate; 7. a water collection plate; 8. a spray head; 9. a high pressure resistant hose; 10. a water pump; 11. a multi-section hydraulic rod; 12. pushing the plate; 13. a channel; 14. a sewage collection tank; 15. a screw rod; 16. a first motor.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a hydropower station trash rack comprises a trash rack 1, a first fixing frame 2, a second fixing frame 3, a two-phase motor 4, a threaded rod 5, a movable plate 6, a water collecting plate 7, a spray nozzle 8, a high-pressure-resistant hose 9, a water pump 10, a multi-section hydraulic rod 11, a push plate 12, a channel 13, a trash collecting tank 14, a lead screw 15 and a first motor 16, wherein the right end of the trash rack 1 is connected with the first fixing frame 2, the left end of the trash rack 1 is connected with the second fixing frame 3, the two-phase motor 4 is arranged at the upper ends of the first fixing frame 2 and the second fixing frame 3, the threaded rod 5 is connected to the lower end of the two-phase motor 4, the movable plate 6 is connected to the outer side of the threaded rod 5, the water collecting plate 7 is arranged above the threaded rod 6, the spray nozzle 8 is arranged on the inner side of the water collecting plate 7, the high-pressure-resistant hose 9 is connected to the upper end of the water collecting, and the right end of the multi-section hydraulic rod 11 is connected with a push plate 12, the lower end of the trash rack 1 is provided with a channel 13, the inside of the second fixing frame 3 is provided with a trash collecting box 14, the inside of the trash collecting box 14 is connected with a screw rod 15, and the upper end of the screw rod 15 is provided with a first motor 16.

If movable plate 6 constitutes sliding construction with first mount 2 in fig. 1 and fig. 3, and movable plate 6 and threaded rod 5 are threaded connection, made things convenient for the removal of movable plate 6, the unobstructed flow of rivers has been guaranteed, shower nozzle 8 is at the inboard evenly distributed of water-collecting plate 7, and water-collecting plate 7 is threaded connection with threaded rod 5, be favorable to clearing up the filth on the trash rack 1, dirty case 14 of collection constitutes the block structure with second mount 3, and the open area of dirty case 14 of collection is not less than the inboard area of passageway 13, conveniently clear up the filth.

As shown in fig. 2 and 4, the moving plate 6 is triangular, and the lower surface of the moving plate 6 is not smaller than the upper surface of the channel 13, so that the moving plate 6 can extrude the dirt into the channel 13, the channel 13 is U-shaped, and the channel 13 is connected with the push plate 12 in a clamping manner, so that the dirt can be conveniently extruded into the dirt collection box 14.

The working principle is as follows: when the hydropower station trash rack is used, firstly, the trash rack is placed in a water channel needing to intercept dirt, water flow drives the dirt to pass through the trash rack 1, the two-phase motor 4 arranged on the first fixing frame 2 and the second fixing frame 3 is opened, the two-phase motor 4 drives the threaded rod 5 to rotate so that the movable plate 6 and the water collecting plate 7 move up and down, the movable plate 6 moves to press the dirt on the trash rack 1 downwards into the channel 13, the water pump 10 is opened while the two-phase motor 4 is opened, the water flow enters the water collecting plate 7 through the high-pressure-resistant hose 9, the trash rack 1 is cleaned through spraying of the spray head 8, smooth flow of the water flow is ensured, when the dirt enters the channel 13, the multi-section hydraulic rod 11 can push the push plate 12 so that the push plate 12 presses the dirt into the dirt collecting tank 14, the first motor 16 is opened, the first motor 16 drives the screw rod 15 to rotate so that the dirt collecting tank, then dirt is manually cleaned, and the method is the using method of the hydropower station trash rack.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a power station trash rack, includes trash rack (1), passageway (13) and lead screw (15), its characterized in that: the trash rack is characterized in that a first fixing frame (2) is connected to the right end of the trash rack (1), a second fixing frame (3) is connected to the left end of the trash rack (1), two-phase motors (4) are installed at the upper ends of the first fixing frame (2) and the second fixing frame (3), threaded rods (5) are connected to the lower ends of the two-phase motors (4), movable plates (6) are connected to the outer sides of the threaded rods (5), water collecting plates (7) are arranged above the movable plates (6), spray heads (8) are arranged on the inner sides of the water collecting plates (7), high-pressure-resistant hoses (9) are connected to the upper ends of the water collecting plates (7), water pumps (10) are connected to the right ends of the high-pressure-resistant hoses (9), multiple sections of hydraulic rods (11) are arranged at the lower end of the interior of the first fixing frame (2), push plates (12) are connected to the right ends of the multiple, the inside of second mount (3) is provided with collection dirt case (14), and the internal connection of collection dirt case (14) has lead screw (15) to first motor (16) are installed to the upper end of lead screw (15).

2. A hydroelectric station trash rack as defined in claim 1 in which: the movable plate (6) and the first fixing frame (2) form a sliding structure, and the movable plate (6) is in threaded connection with the threaded rod (5).

3. A hydroelectric station trash rack as defined in claim 1 in which: the moving plate (6) is triangular, and the lower surface of the moving plate (6) is not smaller than the upper surface of the channel (13).

4. A hydroelectric station trash rack as defined in claim 1 in which: the spray heads (8) are uniformly distributed on the inner side of the water collecting plate (7), and the water collecting plate (7) is in threaded connection with the threaded rod (5).

5. A hydroelectric station trash rack as defined in claim 1 in which: the channel (13) is U-shaped, and the channel (13) is connected with the push plate (12) in a clamping manner.

6. A hydroelectric station trash rack as defined in claim 1 in which: the sewage collection box (14) and the second fixing frame (3) form a clamping structure, and the opening area of the sewage collection box (14) is not smaller than the inner side area of the channel (13).