CN219157602U - A trash rack for easy cleaning of dirt - Google Patents

Abstract

The utility model provides a trash rack convenient for cleaning dirt, which comprises a water inlet formed by surrounding left and right dam walls and a dam crest, wherein a fixed trash rack matched with the water inlet is arranged at the water inlet. The movable trash rack is arranged to block the adhesion of garbage, sundries and the like on the fixed trash rack, and the requirements can be met only by cleaning the movable trash rack. The movable trash rack can be moved to the dam crest through the cooperation of the turnover mechanism and the translation mechanism, so that the movable trash rack can be cleaned conveniently, and the movable trash rack can be installed in situ after the cleaning is finished, so that the normal and orderly operation of the hydropower station is ensured.

Description

A trash rack for easy cleaning of dirt

technical field

The utility model relates to a trash rack, in particular to a trash rack which is convenient for cleaning dirt, and belongs to the technical field of mechanical design and manufacture.

Background technique

The trash rack is a frame-type device installed in front of the water inlet of the hydropower station to block water plants, driftwood and other sundries carried by the water flow. The existing trash rack basically adopts a fixed structure, and at the same time, it is located below the water surface all the year round, so it is difficult to thoroughly clean up the garbage on the trash rack. If you want to completely clean the trash rack, you can only do it with the water level below the trash rack. This is not only time-consuming and labor-intensive, but also affects the normal production and operation of the hydropower station. Therefore it is necessary to improve the prior art.

Contents of the invention

In order to solve the problem that the trash rack at the water inlet of the existing hydropower station is difficult to clean and is prone to blockage and affects the normal operation of the hydropower station, the utility model provides a trash rack that is convenient for cleaning dirt.

The utility model is completed through the following technical solutions: a trash rack for easy cleaning of dirt, including a water inlet surrounded by left and right dam walls and dam crests, and a fixed trash rack matched with it is arranged at the water inlet , which is characterized in that a movable trashrack is arranged in front of the fixed trashrack, and the top of the movable trashrack is connected with a turning mechanism, and the turning mechanism is connected with a translation mechanism arranged on the top of the dam, so as to block garbage, Debris, etc. adhere to the fixed trash rack, and the movable trash rack can be moved to the top of the dam through the turning mechanism and the translation mechanism, so that it can be cleaned conveniently, and then moved back to the original position after cleaning to ensure the normal operation of the hydropower station run in an orderly manner.

The movable trash rack is composed of a rectangular outer frame and a grid inside. The bottom of the rectangular outer frame and the left and right sides are respectively provided with a bottom plate and a left and right side plate. The bottom plate is in contact with the bottom surface of the water inlet. The side plates are in contact with the left and right dam walls, so that the garbage and sundries mixed in the water flow can be blocked by the movable trash rack.

The translation mechanism includes a horizontal horizontal chute arranged on the front and rear sides of the dam crest, a vertical horizontal groove connected to the left end of the two horizontal horizontal chute, and two horizontal horizontal chute respectively provided with its upper screw. The horizontal horizontal screw rods connected with sliders, the right ends of the two horizontal horizontal screw rods are rotationally connected with the bearings with seats, and the left ends pass through the bearings with seats and extend to the longitudinal horizontal grooves to connect with the driven bevel gear. The transmission rod connected with the first power motor, the two ends of the transmission rod are respectively placed in the longitudinal horizontal groove through the corresponding bearing with seat, and the two ends of the transmission rod are respectively provided with the driving bevel gear meshing with the driven bevel gear, so that Start the first power machine to drive the transmission rod and the active bevel gears at both ends to rotate, and then drive the corresponding driven bevel gear and the horizontal horizontal screw to rotate, so that the slider screwed on the horizontal horizontal screw moves back and forth.

The turning mechanism includes front and rear vertical support plates respectively connected to the corresponding sliders in the two transverse horizontal chutes, a longitudinal fixing bar arranged between the tops of the front and rear vertical support plates, the front and rear vertical support bars of the longitudinal fixing bars The rear ends are respectively fixedly connected with front and rear driven gears, and respectively fixedly connected with front and rear swing rods between the front and rear driven gears and the corresponding front and rear vertical support plates. It is fixedly connected to the corresponding front and rear longitudinal fixing rods through the shaft holes, and the right ends are connected to the front and rear ends of the same vertical connecting plate, and the lower end of the vertical connecting plate is connected to the top of the movable trash rack. The slider is connected to the front and rear ends of the longitudinal rotating shaft through bearings with seats, and the front and rear ends of the rotating shaft are respectively fixed with front and rear driving gears. , and the rear driven gear are meshed, and a second power machine is provided on the rotating shaft, so that when the second power machine is started to drive the rotating shaft and the driving gear at the front and rear ends to rotate clockwise, it drives the driven gear and the longitudinal fixed rod to rotate counterclockwise. The front and rear ends of the fixed rod are respectively fixedly connected with the front and rear swing rods, so after the front and rear swing rods are driven to turn over, the connecting plate and the movable trash rack are extracted upward and moved to the left.

The utility model has the following advantages and effects: adopting the above-mentioned scheme, by setting movable trash racks to prevent garbage and sundries from adhering to the fixed trash racks, the requirements can be satisfied only by cleaning the movable trash racks. The movable trash rack can be moved to the top of the dam through the turning mechanism and the translation mechanism, so that it can be cleaned conveniently. After cleaning, it can be installed in its original position to ensure the normal and orderly operation of the hydropower station.

Description of drawings

Fig. 1 is the top view of the utility model;

Fig. 2 is the B-B view of Fig. 1;

Fig. 3 is the right view of Fig. 1;

FIG. 4 is an enlarged view of part C in FIG. 2 .

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

The trash rack convenient for cleaning dirt provided by the utility model includes the water inlet 2 surrounded by the left and right dam walls 1 and the dam crest 5, the water inlet 2 is provided with a fixed trash rack 24 matched therewith, Fixed trash rack 24 fronts are provided with movable trash rack 4, and movable trash rack 4 tops are connected with overturning mechanism, and overturning mechanism is connected with the translational mechanism that is located at the top of the dam, so that by movable trash rack 4, stop rubbish, Sundries and the like adhere to the fixed trash rack 24, and the movable trash rack 4 is moved to the dam crest 5 by the turning mechanism and the translation mechanism, so that it can be cleaned easily, and then moved back to the original position after cleaning to ensure The hydropower station operates normally and orderly;

The movable trash rack 4 is composed of a rectangular outer frame and an inner grid. The bottom of the rectangular outer frame and the left and right sides are respectively provided with a bottom plate 9 and a left and right side plate 3. The bottom plate 9 is in contact with the bottom surface of the water inlet 2. The left and right side plates 3 are in contact with the left and right dam walls 1, so that the movable trash rack 4 can block the garbage and sundries mixed in the water flow;

Described translational mechanism comprises the transverse horizontal chute 15 that is located at the front and rear sides of the dam crest 5, is located at the left end of two transverse horizontal chute 15 and is connected with it longitudinal horizontal chute 10, in two transverse horizontal chute 15 respectively There are horizontal horizontal threaded rods 16 screwed with sliders 8 thereon, the right ends of the two horizontal horizontal threaded rods 16 are rotationally connected to the bearings with seats, and the left ends pass through the bearings with seats and extend into the longitudinal horizontal groove 10 to connect with the driven umbrella. The gears 14 are connected, and the longitudinal horizontal groove 10 is provided with a transmission rod 11 that is dynamically connected to the first power machine 12. A driving bevel gear 13 meshing with a driven bevel gear 14 is respectively provided;

The turning mechanism includes front and rear vertical support plates 7 respectively connected to the corresponding slide blocks 8 in the two transverse horizontal chute 15, a longitudinal fixed rod 17 arranged between the tops of the front and rear vertical support plates 7, The front and rear ends of the longitudinal fixed rod 17 are respectively fixedly connected with front and rear driven gears 18, and respectively fixedly connected with front and rear swing rods between the front and rear driven gears 18 and the corresponding front and rear vertical support plates 7. 19. The left ends of the front and rear swing rods 19 are all fixedly connected to the corresponding front and rear longitudinal fixing rods 17 through the shaft holes 23, and the right ends are connected with the front and rear ends of the same vertical connecting plate 6, vertically connected The lower end of the plate 6 is connected to the top of the movable trash rack 4, and the front and rear sliders 8 are respectively connected to the front and rear ends of the longitudinal rotating shaft through bearings with seats on the front and rear sliders 8, and the front and rear ends of the rotating shaft 22 are also fixed respectively. Rear driving gear 20, front and rear driving gears 20 are respectively engaged with corresponding front and rear driven gears 18 on the longitudinal fixed rod 17, and a second power machine 21 is provided on the rotating shaft 22;

During work, make movable trash rack 4 be vertical shape, be used for intercepting rubbish, sundry etc., when needing to intercepted rubbish, sundry etc. are cleaned up, start second power machine 21 to drive rotating shaft 22 and its front and back When the driving gear 20 at the end rotates clockwise, it drives the driven gear 18 and the longitudinal fixed rod 17 to rotate counterclockwise. Since the front and rear ends of the longitudinal fixed rod 17 are respectively fixedly connected with the front and rear swing rods 19, it drives the front and rear swing rods 19 After turning over 180 degrees, the connecting plate 6 and the movable trash rack 4 are extracted upward and moved to the left, and then the first power machine is started to drive the transmission rod 11 and the active bevel gear 13 at both ends to rotate, and then drive the corresponding driven umbrella The gear 14 and the horizontal horizontal screw rod 16 rotate, so that the slider 8 screwed on the horizontal horizontal screw rod 16 and the turning mechanism connecting the slider 8 move to the left along the horizontal horizontal chute 15 to the top of the dam, so that the movable trash rack 4. Moving from vertical to horizontal, the garbage and sundries on it can be cleaned up, and after cleaning, return to the original position to block the dirt.

Claims (4)

1. A trash rack for easy cleaning of dirt, including a water inlet surrounded by left and right dam walls and dam crests, and a fixed trash rack matched with it at the water inlet, characterized in that the fixed trash rack There is a movable trash rack in front of the grid, and the top of the movable trash rack is connected with the turning mechanism, and the turning mechanism is connected with the translation mechanism arranged on the top of the dam. 2. The trash rack convenient for cleaning dirt according to claim 1, characterized in that the movable trash rack is composed of a rectangular outer frame and a grid inside, the bottom of the rectangular outer frame and the left and right sides are respectively A bottom plate and left and right side plates are provided, the bottom plate is in contact with the bottom surface of the water inlet, and the left and right side plates are in contact with the left and right dam walls. 3. The trash rack convenient for cleaning dirt according to claim 1, characterized in that the translation mechanism includes horizontal horizontal chutes arranged on the front and rear sides of the dam crest, arranged on the left ends of the two horizontal horizontal chutes and The longitudinal horizontal grooves connected with it, the two horizontal horizontal chutes are respectively equipped with horizontal horizontal screw rods on which the sliders are screwed, the right ends of the two horizontal horizontal screw rods are rotatably connected with the belt seat bearings, and the left ends pass through the belt The seat bearing extends into the longitudinal horizontal groove and connects with the driven bevel gear, and the longitudinal horizontal groove is provided with a transmission rod connected with the first power motor, and the two ends of the transmission rod are respectively rotated and placed in the longitudinal horizontal groove through the corresponding belt seat bearings. And the two ends of the transmission rod are respectively provided with driving bevel gears meshing with the driven bevel gears. 4. The trash rack convenient for cleaning dirt according to claim 1, characterized in that the turning mechanism includes front and rear vertical support plates respectively connected to the corresponding sliders in the two horizontal horizontal chutes. The longitudinal fixed rod between the tops of the front and rear vertical support plates, the front and rear ends of the longitudinal fixed rod are respectively fixedly connected with the front and rear driven gears, and the front and rear driven gears are connected with the corresponding front and rear vertical support plates. The front and rear swing rods are respectively fixedly connected between the plates, the left ends of the front and rear swing rods are all fixedly connected to the corresponding front and rear longitudinal fixing rods through the shaft holes, and the right ends are connected to the front and rear of the same vertical connecting plate. The lower end of the vertical connecting plate is connected to the top of the movable trash rack, and the front and rear sliders are connected to the front and rear ends of the longitudinal shaft through bearings on the front and rear sliders respectively, and the front and rear ends of the shaft are fixed respectively. There are front and rear driving gears, which mesh with corresponding front and rear driven gears on the longitudinal fixed rod respectively, and a second power machine is arranged on the rotating shaft.

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