CN219951861U - Hydropower station trash device - Google Patents
Hydropower station trash device Download PDFInfo
- Publication number
- CN219951861U CN219951861U CN202321487701.3U CN202321487701U CN219951861U CN 219951861 U CN219951861 U CN 219951861U CN 202321487701 U CN202321487701 U CN 202321487701U CN 219951861 U CN219951861 U CN 219951861U
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- China
- Prior art keywords
- block
- blanking
- discharging plate
- harrow
- trash rack
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 36
- 238000007599 discharging Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000000737 periodic effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a hydropower station trash rack device, which comprises a rack, trash rack grids, a grab bucket mechanism and a collecting structure, wherein the rack is arranged on the rack; the frame is fixedly arranged at the front side of the trash rack; the grab bucket mechanism comprises two side plates, a discharging plate, a movable harrow, a lifting motor, a steel wire rope and a hydraulic cylinder; the lifting motor drives the movable harrow and the discharging plate to do periodic lifting motion, sundries can be collected in the collecting tank, when the discharging plate moves to the upper side of the discharging block, the discharging plate can be opened and closed through the matching of the rotating shaft and the discharging block, the sundries are discharged into the collecting tank, periodic cleaning work is completed, the sundries are not required to be manually salvaged and cleaned by the workers, time and labor are saved, and potential safety hazards are reduced.
Description
Technical Field
The utility model relates to the field of hydropower stations, in particular to a hydropower station trash device.
Background
Hydropower stations, collectively known as hydropower plants, are plants that convert potential and kinetic energy of water into electrical energy. The basic production process is as follows: the water is guided from the river height or other reservoirs, the hydraulic turbine is driven to rotate by the pressure or flow velocity of the water, gravitational potential energy and kinetic energy are converted into mechanical energy, and then the hydraulic turbine drives the generator to rotate, so that the mechanical energy is converted into electric energy. The water flow can inevitably carry Xu Zawu, so as to prevent sundries from damaging the water turbine, a trash device is usually arranged at the water inlet and outlet of the hydropower station, but the trash device can often cause sundries to be piled up before the trash device, and when the sundries are piled up too much, larger head loss can be generated, so that sundries in the trash device need to be cleared, and the existing trash device still needs staff to manually clear the sundries, so that the workload is large.
Therefore, there is a need for a hydropower station trash rack that addresses the above-described issues.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the following technical scheme:
a hydropower station trash rack comprises a rack body, trash rack grids, a grab bucket mechanism and a collecting structure;
the frame is fixedly arranged at the front side of the trash rack;
the grab bucket mechanism comprises two side plates, a discharging plate, a movable harrow, a lifting motor, a steel wire rope and a hydraulic cylinder;
the hydraulic cylinder is arranged on one side plate; the movable harrow is respectively hinged with the two side plates, the output end of the hydraulic cylinder is connected with the movable harrow, and the hydraulic cylinder drives the movable harrow to rotate around the hinged position; one end of the steel wire rope is connected and wound on the output end of the lifting motor, and the other end of the steel wire rope is connected with the side plate; a discharging plate is rotatably arranged on one side of the side plate through a rotating shaft; the lifting motor is fixedly arranged at the top of the frame; two sides of the frame are respectively provided with a sliding groove, each side plate is provided with a sliding block, and each sliding block is in sliding connection with one sliding groove.
The collecting structure comprises a blanking block, a blanking platform and a collecting tank; the blanking block and the blanking platform are fixedly connected with the frame; the blanking platform is provided with a collecting tank which is arranged below the blanking block.
Preferably, one side of the side plate is provided with an inclined plane attached to a panel of the discharging plate, the upper end of the inclined plane is inclined towards the direction of the discharging block, and the rotating shaft is rotatably arranged at the lower end of the inclined plane.
Preferably, both sides of the discharging plate are provided with a locking block, and the locking block is used for locking the discharging plate and the sliding groove.
Preferably, the lower ends of the two sides of the movable harrow are provided with a sliding wheel, and the sliding wheel is used for rotationally connecting the movable harrow with the sliding groove.
Preferably, the sliding groove is located below the blanking block.
Preferably, the section of the blanking block is in a right triangle shape, and the collecting tank is positioned below the inclined plane of the blanking block.
Preferably, the movable harrow is approximately in an arc plate-shaped structure, and the lower end of the movable harrow is provided with a plurality of harrow teeth which are distributed at intervals.
Preferably, the movable harrow is provided with a plurality of drain holes for draining water.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress: the lifting motor drives the movable harrow and the discharging plate to do periodic lifting motion, sundries can be collected in the collecting tank, when the discharging plate moves to the upper side of the discharging block, the discharging plate can be opened and closed through the matching of the rotating shaft and the discharging block, the sundries are discharged into the collecting tank, periodic cleaning work is completed, the sundries are not required to be manually salvaged and cleaned by the workers, time and labor are saved, and potential safety hazards are reduced.
Meanwhile, the locking block enters the sliding groove from the upper end of the sliding groove, so that the upper end of the discharging plate is slidably connected with the sliding groove, the discharging plate is prevented from rotating in the downward moving process, and the discharging plate is prevented from being opened by mistake in the ascending process.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a hydroelectric station trash rack according to the present utility model;
FIG. 2 is a schematic view of another construction of a hydroelectric station trash rack according to the present utility model;
description of the main reference signs
| Frame 11 | Grab bucket mechanism 2 | Collecting structure 3 |
| Trash rack 12 | Side plate 21 | Discharge plate 22 |
| Movable harrow 23 | Lifting motor 24 | Wire rope 25 |
| Hydraulic cylinder 26 | Rotating shaft 27 | Sliding groove 111 |
| Slider 211 | Blanking block 31 | Bevel 212 |
| Locking block 221 | Sliding wheel 231 | DischargingPlatform 32 |
| Collecting tank 33 | Rake teeth 232 | Drain hole 233 |
The utility model will be further described in the following detailed description in conjunction with the above-described drawings
Detailed Description
In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions according to the embodiments of the present utility model with reference to the accompanying drawings. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The terms first, second and the like in the description and in the claims and in the above-described figures are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order. Furthermore, the terms "comprising," "including," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1-2, an embodiment of the present utility model provides a hydropower station trash rack device, which includes a frame 11, a trash rack 12, a grab bucket mechanism 2 and a collecting structure 3;
the frame 11 is fixedly arranged on the front side of the trash rack 12;
the grab bucket mechanism 2 comprises two side plates 21, a discharging plate 22, a movable harrow 23, a lifting motor 24, a steel wire rope 25 and a hydraulic cylinder 26;
the hydraulic cylinder 26 is mounted on one of the side plates 21; the movable harrow 23 is respectively hinged with the two side plates 21, the output end of the hydraulic cylinder 26 is connected with the movable harrow 23, and the hydraulic cylinder 26 drives the movable harrow 23 to rotate around the hinged position; one end of the steel wire rope 25 is connected with and wound on the output end of the lifting motor 24, and the other end is connected with the side plate 21; a discharging plate 22 is rotatably arranged on one side of the side plate 21 through a rotating shaft 27; the lifting motor 24 is fixedly arranged at the top of the frame 11; two sides of the frame 11 are respectively provided with a sliding groove 111, each side plate 21 is provided with a sliding block 211, and each sliding block 211 is in sliding connection with one sliding groove 111.
The collecting structure 3 comprises a blanking block 31, a blanking platform 32 and a collecting tank 33; the blanking block 31 and the blanking platform 32 are fixedly connected with the frame 11; the blanking platform 32 is provided with a collecting tank 33, and the collecting tank 33 is arranged below the blanking block 31.
In an embodiment of the present utility model, a bevel 212 attached to a panel of the discharging plate 22 is provided on one side of the side plate 21, the upper end of the bevel 212 is inclined toward the direction of the discharging block 31, and the rotating shaft 27 is rotatably provided at the lower end of the bevel 212.
In an embodiment of the present utility model, a locking block 221 is disposed on both sides of the blanking plate 22, and the locking block 221 is used for locking the blanking plate 22 with the sliding groove 111.
In an embodiment of the present utility model, a sliding wheel 231 is disposed at the lower ends of both sides of the moving rake 23, and the sliding wheel 231 is used for rotationally connecting the moving rake 23 with the sliding slot 111.
In one embodiment of the present utility model, the sliding groove 111 is located below the lower block 31.
In one embodiment of the present utility model, the section of the lower block 31 is right triangle.
In an embodiment of the present utility model, the moving rake 23 has a substantially arc-shaped plate structure, and a plurality of rake teeth 232 are disposed at the lower end of the moving rake 23.
In an embodiment of the present utility model, the moving rake 23 is provided with a plurality of drain holes 233 for draining water.
The working process of the hydropower station trash device is as follows:
s1, a side plate 21 drives a lower side plate 21 to move downwards along a sliding groove 111 by a lifting motor 24, in the process, a movable rake 23 is always in an open state, and a discharging plate 22 is positioned between a trash rack 12 and the side plate 21;
s2, after the movable harrow 23 descends in place, the hydraulic cylinder 26 drives the movable harrow 23 to rotate around the hinged part, so that the movable harrow 23 is closed, and at the moment, the movable harrow 23, the two side plates 21 and the discharging plate 22 form a space for accommodating sundries, so that the front side of the trash rack 12 is grabbed;
s3, driving the side plate 21 to move upwards by the lifting motor 24, and when the discharging plate 22 moves to above the blanking block 31, tilting the discharging plate 22 towards the direction of the blanking block 31 due to the action of gravity until the discharging plate 22 is parallel to the inclined surface of the blanking block 31, so that grid residues in the space for accommodating sundries fall into the collecting groove 33 along the blanking block 31;
s4, after the grid slag in the space for accommodating sundries falls into the collecting groove 33, the lifting motor 24 drives the side plate 21 to move downwards, and in the process, the discharging plate 22 is gradually jacked up by the discharging block 31 and returns to the space between the trash rack 12 and the side plate 21.
And S1-S4 are repeated, so that the grid slag can be cleaned continuously.
Further, in step S3, the lifting motor 24 drives the side plate 21 to move upward, and the sliding wheels 231 provided at the lower ends of both sides of the moving rake 23 can move along the inner wall surface of the sliding groove 111 to lock the lower ends of both sides of the moving rake 23 with the sliding groove 111.
Further, in step S4, the discharging plate 22 is gradually lifted by the discharging block 31, and returns to the space between the trash rack 12 and the side plate 21, and the locking block 221 enters the sliding groove 111 from the upper end of the sliding groove 111, so as to realize sliding connection between the upper end of the discharging plate 22 and the sliding groove 111, and prevent the discharging plate 22 from rotating in the downward moving process.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (8)
1. A hydropower station trash device which is characterized in that: comprises a frame, a trash rack, a grab bucket mechanism and a collecting structure;
the frame is fixedly arranged at the front side of the trash rack;
the grab bucket mechanism comprises two side plates, a discharging plate, a movable harrow, a lifting motor, a steel wire rope and a hydraulic cylinder;
the hydraulic cylinder is arranged on one side plate; the movable harrow is respectively hinged with the two side plates, the output end of the hydraulic cylinder is connected with the movable harrow, and the hydraulic cylinder drives the movable harrow to rotate around the hinged position; one end of the steel wire rope is connected and wound on the output end of the lifting motor, and the other end of the steel wire rope is connected with the side plate; a discharging plate is rotatably arranged on one side of the side plate through a rotating shaft; the lifting motor is fixedly arranged at the top of the frame; two sides of the frame are respectively provided with a sliding groove, each side plate is provided with a sliding block, and each sliding block is in sliding connection with one sliding groove;
the collecting structure comprises a blanking block, a blanking platform and a collecting tank; the blanking block and the blanking platform are fixedly connected with the frame; the blanking platform is provided with a collecting tank which is arranged below the blanking block.
2. Hydropower station trash device according to claim 1, characterized in that: one side of the side plate is provided with an inclined plane attached to a panel of the discharging plate, the upper end of the inclined plane is inclined towards the direction of the blanking block, and the rotating shaft is rotatably arranged at the lower end of the inclined plane.
3. Hydropower station trash device according to claim 2, characterized in that: both sides of the discharging plate are provided with a locking block which is used for locking the discharging plate and the sliding groove.
4. A hydroelectric power trash rack as in claim 3, wherein: the lower ends of the two sides of the movable harrow are provided with a sliding wheel which is used for rotationally connecting the movable harrow with the sliding groove.
5. The hydroelectric power-station trash rack of claim 4, wherein: the section of the blanking block is in a right triangle shape, and the collecting tank is positioned below the inclined plane of the blanking block.
6. Hydropower station trash device according to claim 5, characterized in that: the movable harrow is approximately in an arc-shaped plate structure, and a plurality of harrow teeth which are distributed at intervals are arranged at the lower end of the movable harrow.
7. The hydroelectric power-station trash rack of claim 6, wherein: the movable harrow is provided with a plurality of drain holes for draining water.
8. The hydroelectric power-station trash rack of claim 7, wherein: the sliding groove is positioned below the blanking block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321487701.3U CN219951861U (en) | 2023-06-12 | 2023-06-12 | Hydropower station trash device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321487701.3U CN219951861U (en) | 2023-06-12 | 2023-06-12 | Hydropower station trash device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219951861U true CN219951861U (en) | 2023-11-03 |
Family
ID=88551480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321487701.3U Active CN219951861U (en) | 2023-06-12 | 2023-06-12 | Hydropower station trash device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219951861U (en) |
-
2023
- 2023-06-12 CN CN202321487701.3U patent/CN219951861U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |