阅读说明：本技术 水电站进水口悬浮物清理装置 (Power station water inlet suspended solid cleaning device ) 是由 张晓东 钱明雄 范瑜彬 于 2019-08-16 设计创作，主要内容包括：本发明公开了一种水电站进水口悬浮物清理装置,包括有拦污门导轨、拦污门、清理装置,在坝体的迎水面上竖直固定有拦污门导轨,在相邻的两个拦污门导轨之间竖直滑动有拦污门,在坝体的顶端设有清理装置,清理装置中刮板的边端与拦污门的门面接触连接。本发明的优点：拦污门通过拦污门导轨设置在坝体的迎水面上,水中的悬浮物被拦截在拦污门的外侧,避免悬浮物进入水电站的进水口,造成拦污栅堵塞；行走小车在小车导轨上往复移动的过程中,带动刮板移动,刮板刮动拦污门外侧的悬浮物,并将拦污门外侧的悬浮物刮到坝体一侧的集中处理区,降低了人工打捞的劳动强度,工作效率高。(The invention discloses a device for cleaning suspended matters at a water inlet of a hydropower station, which comprises a trash door guide rail, trash doors and a cleaning device, wherein the trash door guide rail is vertically fixed on the upstream surface of a dam body, the trash doors vertically slide between two adjacent trash door guide rails, the cleaning device is arranged at the top end of the dam body, and the edge ends of scrapers in the cleaning device are in contact connection with the door faces of the trash doors. The invention has the advantages that: the trash rack is arranged on the upstream face of the dam body through the trash rack guide rail, suspended matters in water are intercepted on the outer side of the trash rack, and the situation that the suspended matters enter a water inlet of a hydropower station to cause blockage of the trash rack is avoided; the walking dolly drives the scraper blade and removes at dolly guide rail reciprocating motion's in-process, and the scraper blade is scraped and is moved the suspended solid that blocks the dirty door outside to scrape the concentrated processing district of dam body one side with the suspended solid that blocks the dirty door outside, reduced artifical intensity of labour who salvages, work efficiency is high.)

1. Power station water inlet suspended solid cleaning device, its characterized in that is including blocking dirty door guide rail, blocking dirty door, cleaning device, vertically be fixed with on the upstream face of dam body block dirty door guide rail, adjacent two block between the dirty door guide rail vertical slip have block dirty door the top of dam body is equipped with cleaning device, the limit end of scraper blade among the cleaning device with the shop front contact connection of blocking dirty door.

2. The device for cleaning suspended matters at the water inlet of the hydropower station according to claim 1, wherein the trash door guide rail comprises a bottom plate, a guide plate and connecting plates, the upper part of the inner side surface of the bottom plate is vertically fixed on the upstream surface of the dam body, the lower part of the inner side surface of the bottom plate is fixedly connected with the bracket of the dam body through a support beam, two vertically arranged connecting plates are vertically fixed on the outer side surface of the bottom plate, the two connecting plates are fixedly connected with each other through a plurality of horizontally arranged reinforcing plates, the guide plate is fixed on the two connecting plates and is parallel to the surface of the bottom plate, a horizontally arranged baffle plate is vertically fixed on the outer side surface of the bottom plate below the guide plate, and the upper surface of the baffle plate is fixedly connected with the guide plate and the bottom ends of the connecting plates.

3. The device for cleaning suspended matters at the water inlet of the hydropower station according to claim 2, wherein the trash door comprises a door plate, a lifting lug is fixedly arranged at the top end of the door plate, a right-angle step is arranged at the vertical edge end of one side plate surface of the door plate, a plurality of sliding blocks are fixedly arranged on each of two step surfaces of the right-angle step, the end surface of each sliding block on each step surface parallel to the plate surface of the door plate is in friction contact with the outer side plate surface of each guide plate, a sliding groove is formed among each guide plate, each connecting plate and each bottom plate, each sliding block on each step surface vertical to the plate surface of the door plate is arranged in each sliding groove, and the end surface of each sliding block on each step surface vertical to the plate surface of the door plate is in friction contact with the inner side plate surface of the adjacent guide plate and the plate.

4. The device for cleaning suspended matters at the water inlet of the hydropower station according to claim 3, wherein a hanging rod is horizontally arranged between the two connecting plates above the guide plate, the top end of the door plate vertically corresponding to the hanging rod is rotatably connected with a locking hook, and the locking hook is movably hung on the hanging rod correspondingly arranged.

5. The device for cleaning suspended matters at the water inlet of the hydropower station according to any one of claims 1 to 4, wherein the cleaning device comprises a walking trolley and the scraping plate, a trolley guide rail is fixedly arranged at the top end of the dam body along the length direction of the dam body, the walking trolley which reciprocates is arranged along the trolley guide rail, the scraping plate is vertically fixed on one side of the walking trolley, which is close to the trash door, through a connecting rod, a rubber brush is detachably connected to the end surface of the scraping plate, which is close to one side of the trash door, and the rubber brush is in friction contact with the trash door.

6. The device for cleaning suspended matters at the water inlet of the hydropower station according to claim 5, wherein the connecting rod comprises a horizontal rod and a vertical rod, the horizontal rod is fixed on one side of the walking trolley, which is close to the trash door, the vertical rod is fixedly arranged on the horizontal rod, and the scraper is fixed on the vertical rod in an up-and-down adjustable manner.

7. The device for cleaning suspended matters at the water inlet of the hydropower station according to claim 5, wherein a plurality of water outlet channels are uniformly arranged on the plate surface of the scraper.

8. The device for cleaning suspended matters at the water inlet of the hydropower station according to claim 6, wherein a plurality of water outlet channels are uniformly arranged on the plate surface of the scraper.

The technical field is as follows:

the invention relates to the technical field of hydropower stations, in particular to a device for cleaning suspended matters at a water inlet of a hydropower station.

Background art:

the hydropower station is a comprehensive engineering facility for converting water energy into electric energy, and generally comprises a reservoir formed by a water retaining structure and a water discharging structure, a hydropower station water diversion system, a power generation plant, electromechanical equipment and the like. High-level water of the reservoir flows into a workshop through the water diversion system to push the hydroelectric generating set to generate electric energy, and then the electric energy is input into a power grid through the step-up transformer, the switching station and the power transmission line.

Because the aquatic contains a large amount of suspended solids, so generally be equipped with the trash rack in dam body water inlet department of power station, the trash rack can avoid the suspended solids to get into and influence normal electricity generation in subsequent generating set, but a large amount of suspended solids can cause the jam of trash rack, influence the inflow of water inlet, serious still can cause the bars of trash rack to warp, press absolutely, the suspended solids gets into generating set, leads to generating set to shut down and overhauls, influences the generating efficiency. At present, the suspended matters are periodically salvaged manually, but the manual salvage mode has high labor intensity and low working efficiency.

The invention content is as follows:

the invention aims to provide a hydropower station water inlet suspended matter cleaning device capable of saving manpower and material resources.

The invention is implemented by the following technical scheme: power station water inlet suspended solid cleaning device, including blocking dirty door guide rail, blocking dirty door, cleaning device, vertically be fixed with on the upstream face of dam body block dirty door guide rail, adjacent two block between the dirty door guide rail vertical slip have block dirty door the top of dam body is equipped with cleaning device, the limit end of scraper blade among the cleaning device with the shop front contact of blocking dirty door is connected.

Further, it is including bottom plate, baffle, connecting plate to block dirty door guide rail, the inboard face upper portion of bottom plate is vertical to be fixed on the upstream face of dam body, the inboard face lower part of bottom plate through a supporting beam with the bracket fixed connection of dam body the vertical fixation has two of vertical setting on the outside face of bottom plate the connecting plate, two through a plurality of reinforcing plate fixed connection of level setting between the connecting plate be fixed with on the connecting plate with the face parallel arrangement of bottom plate the baffle below the baffle vertical fixation has the baffle of level setting on the outside face of bottom plate, the last face of baffle with the baffle reaches the bottom fixed connection of connecting plate.

Furthermore, the trash door comprises a door plate, a lifting lug is fixedly arranged at the top end of the door plate, a right-angle step is arranged at the vertical edge end of the plate surface on one side of the door plate, a plurality of sliding blocks are fixedly arranged on two step surfaces of the right-angle step, the end surface of each sliding block on the step surface, which is parallel to the plate surface of the door plate, is in friction contact with the outer side plate surface of the corresponding guide plate, a sliding groove is formed between the corresponding guide plate and the corresponding connecting plate, the sliding blocks on the step surfaces, which are perpendicular to the plate surface of the door plate, are arranged in the sliding grooves, and the end surfaces of the sliding blocks on the step surfaces, which are perpendicular to the plate surface of the door plate, are in friction contact with the adjacent inner side plate surface.

Furthermore, a hanging rod is horizontally arranged between the two connecting plates above the guide plate, the top end of the door plate vertically corresponding to the hanging rod is rotatably connected with a locking hook, and the locking hook is movably connected with the hanging rod correspondingly arranged.

Furthermore, the cleaning device comprises a walking trolley and a scraper, wherein a trolley guide rail is fixedly arranged on the top end of the dam body along the length direction of the dam body, the walking trolley is arranged along the trolley guide rail and moves in a reciprocating mode, the scraper is vertically fixed on one side, close to the trash door, of the walking trolley through a connecting rod, the scraper is detachably connected to the end face, close to one side of the trash door, of the scraper, and the rubber brush is in friction contact with the trash door.

Furthermore, the connecting rod comprises a horizontal rod and a vertical rod, the horizontal rod is fixed on one side, close to the trash door, of the walking trolley, the vertical rod is fixedly arranged on the horizontal rod, and the scraper plate is fixed on the vertical rod in an up-and-down adjustable mode.

Furthermore, a plurality of water outlet channels are uniformly arranged on the surface of the scraper.

The invention has the advantages that: the trash rack is arranged on the upstream face of the dam body through the trash rack guide rail, suspended matters in water are intercepted on the outer side of the trash rack, and the situation that the suspended matters enter a water inlet of a hydropower station to cause blockage of the trash rack is avoided; the walking dolly drives the scraper blade and removes at dolly guide rail reciprocating motion's in-process, and the scraper blade is scraped and is moved the suspended solid that blocks the dirty door outside to scrape the concentrated processing district of dam body one side with the suspended solid that blocks the dirty door outside, reduced artifical intensity of labour who salvages, work efficiency is high.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a side view of this embodiment;

FIG. 2 is a top view of this embodiment;

FIG. 3 is a side view of the trash door and the trash door rail assembly;

FIG. 4 is a top view of the combination of the trash door and the trash door rail;

FIG. 5 is a front view of a trash door rail;

FIG. 6 is a top view of a trash door rail;

FIG. 7 is a front view of the trash door;

FIG. 8 is a top view of a trash door.

In the figure: the trash rack comprises a trash rack guide rail 1, a trash rack door 2, a dam body 3, a bottom plate 4, a guide plate 5, a connecting plate 6, a supporting beam 7, a bracket 8, a reinforcing plate 9, a baffle plate 10, a hanging rod 11, a door plate 12, a lifting lug 13, a locking hook 14, a right-angle step 15, a step surface 16, a sliding block 17, a sliding groove 18, a scraping plate 19, a walking trolley 20, a trolley guide rail 21, a water outlet channel 22, a horizontal rod 24, a vertical rod 25 and a rubber brush 26.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 8, the device for cleaning suspended matters at the water inlet of a hydropower station comprises a trash door guide rail 1, a trash door 2 and a cleaning device, wherein the trash door guide rail 1 is vertically fixed on the upstream surface of a dam body 3, the trash door guide rail 1 comprises a bottom plate 4, a guide plate 5 and connecting plates 6, the upper part of the inner side plate surface of the bottom plate 4 is vertically fixed on the upstream surface of the dam body 3, the lower part of the inner side plate surface of the bottom plate 4 is fixedly connected with a bracket 8 of the dam body 3 through a support beam 7, two vertically arranged connecting plates 6 are vertically fixed on the outer side plate surface of the bottom plate 4, the two connecting plates 6 are fixedly connected through a plurality of horizontally arranged reinforcing plates 9, the guide plate 5 which is arranged in parallel to the plate surface of the bottom plate 4 is fixed on the two connecting plates 6, the horizontally arranged baffle plate 10 is vertically fixed on the outer side plate surface of the bottom plate 4 below the guide plate 5, the upper plate surface of the, a hanging rod 11 is horizontally arranged between the two connecting plates 6 above the guide plate 5.

The trash door 2 comprises a door plate 12, a lifting lug 13 is fixedly arranged at the top end of the door plate 12, a locking hook 14 is rotatably connected to the top end of the door plate 12 vertically corresponding to a hanging rod 11, the locking hook 14 is movably hung with the hanging rod 11 correspondingly arranged, the trash door 2 vertically slides between two adjacent trash door guide rails 1, a right-angle step 15 is arranged at the vertical edge end of one side plate surface of the door plate 12, a plurality of sliding blocks 17 are fixed on two step surfaces 16 of the right-angle step 15, the end surface of each sliding block 17 on each step surface 16 parallel to the plate surface of the door plate 12 is in friction contact with the outer side plate surface of each guide plate 5, a sliding groove 18 is formed between each guide plate 5, each connecting plate 6 and each bottom plate 4, each sliding groove 18 is used for limiting the left side and the right side of the trash door 2 and preventing the trash door 2 from left and right deviation, each sliding block 17 on each step surface 16 vertical to the plate surface of the door plate 12 is arranged in each sliding groove 18, and the end surface of each sliding The face frictional contact of connecting plate 6 to, slider 17 makes trash door 2 can normally slide along spout 18, and slider 17 plays the supporting role to trash door 2 simultaneously, avoids trash door 2 to promote inconveniently in trash door guide rail 1 under hydraulic effect, has reduced the frictional resistance between trash door 2 and the trash door guide rail 1.

The top end of the dam body 3 is provided with a cleaning device, the edge end of a scraper 19 in the cleaning device is in contact connection with the door surface of the trash door 2, the cleaning device comprises a walking trolley 20 and a scraper 19, a trolley guide rail 21 is fixedly arranged at the top end of the dam body 3 along the length direction of the dam body 3, the walking trolley 20 capable of reciprocating is arranged along the trolley guide rail 21, the scraper 19 is vertically fixed at one side of the walking trolley 20 close to the trash door 2 through a connecting rod, a plurality of water outlet channels 22 are uniformly arranged on the surface of the scraper 19, the connecting rod comprises a horizontal rod 24 and a vertical rod 25, a horizontal rod 24 is fixed at one side of the walking trolley 20 close to the trash door 2, the vertical rod 25 is fixedly arranged on the horizontal rod 24, the scraper 19 is vertically adjustable and fixed on the vertical rod 25, the scraper 19 can be vertically adjusted on the vertical rod 25 according to the height of the water level, so that the bottom end of the scraper 19 is arranged in the water, in the process that the walking trolley, the scraper 19 is driven to scrape suspended matters outside the trash door 2 to a centralized processing area on one side of the dam body 3, the end face, close to one side of the trash door 2, of the scraper 19 is detachably connected with a rubber brush 26, the rubber brush 26 is in friction contact with the trash door 2, and the rubber brush 26 can prevent the trash door 2 and the scraper 19 from being abraded due to friction between the trash door 2 and the scraper 19.

The specific operation process of the embodiment is as follows:

1. when more suspended matters exist in water in a water-rich period and the trash door 2 is required to intercept the suspended matters in the water, the locking hook 14 on the trash door 2 is unhooked from the hanging rod 11 of the trash door guide rail 1, the trash door 2 slides downwards along the guide plate 5 and the sliding groove 18 respectively under the action of gravity of the trash door 2, the sliding blocks 17 on the two step surfaces 16 of the right-angle step 15 until the trash door 2 abuts against the baffle 10, the baffle 10 supports the trash door 2, and the trash door 2 intercepts the suspended matters in the water, so that the situation that the suspended matters enter the water inlet of the dam body 3 to cause blockage of the trash door is avoided;

2. when the suspended matters outside the trash door 2 are cleaned, the walking trolley 20 is started, the scraping plate 19 is driven to move in the process that the walking trolley 20 reciprocates on the trolley guide rail 21, the scraping plate 19 scrapes the suspended matters outside the trash door 2 and scrapes the suspended matters outside the trash door 2 to a centralized treatment area on one side of the dam body 3, when the scraping plate 19 scrapes the suspended matters, water flows through the water outlet channel 22, and resistance of water to the scraping plate 19 is reduced;

3. before water freezes in winter, when the trash door 2 is not needed to intercept suspended matters in water, a lifting hook of a crane is hung on a lifting lug 13 of the trash door 2 to lift the trash door 2, when the top end of the trash door 2 reaches the position of a hanging rod 11 of a trash door guide rail 1, a locking hook 14 on the trash door 2 is manually hung on the hanging rod 11, the trash door 2 is fixed at the top of the trash door guide rail 1, the bottom end of the trash door 2 is higher than the water surface, the trash door 2 is prevented from freezing with water, a scraper 19 is moved upwards along a vertical rod 25 to be higher than the water surface, and the scraper 19 is prevented from freezing with water.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.