Filtering device for water conservancy project

Abstract

The utility model discloses a filtering device for hydraulic engineering, which relates to the field of hydraulic engineering and comprises a channel, a filtering mechanism is arranged in the channel and comprises a support, two sliding blocks are slidably connected to the front end of the support, a U-shaped frame is fixed in front of the sliding blocks, a filtering sieve plate is slidably connected to the rear of the U-shaped frame, and guide rods are fixed on two sides of the front end of the U-shaped frame. A power mechanism is arranged at the top of the rear end of the support and comprises two traction ropes, the other ends of the traction ropes are fixed to the two ends of the collecting box, and a vibration mechanism is arranged at the bottom of the rear end of the support. The device has the beneficial effects that before impurities in a channel are intercepted in front of the filtering sieve plate, the resistance borne by the filtering sieve plate is increased, the filtering sieve plate moves backwards, the traction rope pulls the collecting box to lift the impurities out of the channel, and the device can automatically clean the filtering sieve plate and collect the cleaned impurities into the impurity box.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of hydraulic engineering, in particular to a filter device for hydraulic engineering. BACKGROUND

[0002] Hydraulic engineering is an engineering operation for detecting, planning, designing, constructing and managing water conservancy, which plays a very important role in the life water and agricultural planting of citizens.

[0003] In the water conservancy engineering of using ditches to transport and store water, various sundries often appear in the channel, in order to avoid the accumulation of sundries and block the ditch, the filter device is needed to separate these sundries from the water.

[0004] For example, the patent document with the announcement number CN218060218U discloses a sundry filter device for water conservancy engineering, which comprises a support frame and a filter plate. The support frame is a hollow structure with an open top, and one side wall of the support frame is also an open structure. A collection box is arranged inside the support frame. First and second drainage plates are symmetrically fixed on both sides of the support frame by bolts. A filter plate is arranged between the first and second drainage plates. First and second rectangular grooves are respectively formed in the first and second drainage plates. Lifting support mechanisms and rotatable bearing mechanisms are respectively arranged in the first and second rectangular grooves. The lifting support mechanisms and the rotatable bearing mechanisms are mutually matched. The cooperation between the bearing plate driven by the torsion spring and the support plate driven by the compression spring can effectively and timely clean the impurities and sundries accumulated in the sundry filter device, and improve the filtering efficiency of the device. In the above-mentioned device, although the sundries in front of the filter plate can be cleaned and collected, the collection mechanism is not convenient for manual collection of the sundries therein, and the sundries may pollute the water quality after being soaked in water for a long time. SUMMARY

[0005] The purpose of the utility model is to provide a filter device for hydraulic engineering to solve the above problems.

[0006] The utility model realizes the above-mentioned purpose through the following technical scheme:

[0007] The utility model provides a filter device of hydraulic engineering, including the channel, be provided with filter mechanism in the channel, and filter mechanism includes the support fixedly connected with the channel, and the support front end slidingly connected with two symmetrical sliding blocks, and the sliding block front end fixedly connected with U type frame, and the U type frame rear side slidingly connected with filter sieve plate, and the U type frame front end left and right sides fixedly connected with two symmetrical guide rod, and the two guide rod between slidingly connected with the collection box, and the collection box lower side is provided with a plurality of through -hole, and the collection box rear end rotatably connected with the scraper, and the two sliding blocks top slidingly connected with the sundry box, and the support rear end top is provided with power mechanism, and power mechanism includes two symmetrical traction rope, and two traction rope other end with the collection box both ends fixedly connected, and the support rear end bottom is provided with vibration mechanism, and vibration mechanism is used for driving filter sieve plate vertical vibration.

[0008] Preferably, the collection box and the scraper are fixedly connected with a torsion spring, the inner lower surface of the collection box is provided as an inclined surface, the top of the guide rod is rotatably connected with a direction-changing wheel, the direction-changing wheel is in contact with the traction rope and changes the traction direction of the traction rope, and the inner side of the sundry box is provided as an inclined surface.

[0009] Preferably, the support is fixedly connected with a power box, a power shaft is rotatably connected to the upper end of the power box, traction wheels are fixedly connected to the two ends of the power shaft, the traction wheels are fixedly connected with one end of the traction rope, a driven gear is fixedly connected to the middle of the power shaft, a motor is fixedly connected to the top of the power box, a drive gear is fixedly connected to the output end of the motor, the drive gear is engaged with the driven gear, and a return spring is fixedly connected between the sliding block and the power box.

[0010] Preferably, a front rotating shaft is rotatably connected to the front end of the power box, two symmetrical limiting wheels are fixedly connected to the two ends of the front rotating shaft, a limiting ring groove is formed on the outer side of the limiting wheel, the limiting ring groove is in the shape of a circular groove with an open end, a limiting pin is fixedly connected to the inner side of the rear end of the sliding block, the limiting pin can form a limit with the limiting ring groove, a belt wheel is fixedly connected to the middle of the front rotating shaft, and the belt wheel is connected with the power shaft through a synchronous belt.

[0011] Preferably, the vibration mechanism includes a third gear rotatably connected to the front side of the support, an eccentrically fixedly connected telescopic rod at the front end of the third gear, a horizontal sliding groove formed in the middle of the upper end of the filter sieve plate, the horizontal sliding groove is slidingly connected with the front end of the telescopic rod, a second gear rotatably connected to the lower end of the front side of the support, and the second gear is engaged with the third gear.

[0012] Preferably, a turbine frame is fixedly connected to the bottom of the rear end of the support, an outer gear ring is rotatably connected to the middle of the turbine frame, a rotating turbine is fixedly connected to the middle of the outer gear ring, a first gear is rotatably connected to the upper end of the inside of the turbine frame, the first gear is engaged with the outer gear ring, a transmission shaft is fixedly connected to the middle of the first gear, and the other end of the transmission shaft is fixedly connected with the second gear.

[0013] The beneficial effects are as follows:

[0014] 1. By the setting of the filtering mechanism, the sundries are intercepted in front of the filter screen plate in the channel, the resistance of the filter screen plate is increased and moves backward to start the power mechanism, the power mechanism drives the collection box through the traction rope to take out the sundries from the channel, then the scraper is opened to make the sundries fall into the sundries box, so that the device can automatically clean the filter screen plate and collect the cleaned sundries into the sundries box, which greatly facilitates the use of the filtering device in practical application.

[0015] 2. By the setting of the vibration device, the rotating turbine is driven to rotate in the process of water flowing in the channel, the third gear is driven to rotate by the rotating turbine, the telescopic rod is driven to rotate by the third gear, and the filter screen plate is driven to move up and down by the telescopic rod cooperating with the transverse sliding groove, so that the water in the filtering channel can be filtered while avoiding the adhesion of part of the sundries on the front surface of the filter screen plate.

[0016] The additional technical features and advantages of the present application will be more apparent in the following description, or can be understood through the specific practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used together with the following specific embodiments to explain the present application, but do not constitute a limitation on the present application. In the drawings:

[0018] Figure 1 is a perspective view of a filtering device for water conservancy projects of the present application;

[0019] Figure 2 is a schematic view of the relative position of the vibration mechanism and the filtering mechanism of the filtering device for water conservancy projects of the present application;

[0020] Figure 3 is a right side sectional view of the filtering device for water conservancy projects of the present application;

[0021] Figure 4 is a schematic view of the relative position of the power mechanism and the filtering mechanism of the filtering device for water conservancy projects of the present application;

[0022] Figure 5 is a schematic view of the relative position of the limiting wheel and the sliding block of the filtering device for water conservancy projects of the present application;

[0023] Figure 6 is a schematic view of the relative position of the collection box and the scraper of the filtering device for water conservancy projects of the present application;

[0024] Figure 7 is a schematic view of the vibration mechanism structure of the filtering device for water conservancy projects of the present application.

[0025] The reference signs are explained as follows:

[0026] 1, channel; 201, support; 202, sliding block; 203, U-shaped frame; 204, filter screen plate; 205, collection box; 206, scraper; 207, torsion spring; 208, guide rod; 209, sundry box; 210, direction-changing wheel; 301, power box; 302, power shaft; 303, traction wheel; 304, motor; 305, drive gear; 306, driven gear; 307, traction rope; 308, front rotating shaft; 309, pulley; 310, limiting wheel; 311, limiting ring groove; 312, limiting pin; 313, return spring; 401, turbine frame; 402, rotating turbine; 403, outer gear ring; 404, first gear; 405, transmission shaft; 406, second gear; 407, third gear; 408, telescopic rod; 409, transverse sliding groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments of the present application.

[0028] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0029] The present application will be further described below with reference to the drawings:

[0030] As Figures 1-7As shown, a filter device of a water conservancy project, including channel 1, channel 1 is provided with filter mechanism, filter mechanism includes with channel 1 fixedly connected with support 201, the front end of support 201 is slidably connected with two symmetrical sliding blocks 202, the front end of sliding block 202 is bolted with U-shaped frame 203, the rear side of U-shaped frame 203 is slidably connected with filter screen plate 204 through slide groove, filter screen plate 204 can move vertically in slide groove, the front end of U-shaped frame 203 is fixedly connected with two symmetrical guide rods 208 welded on left and right, two guide rods 208 are slidably connected with collecting box 205, collecting box 205 is provided with a plurality of through holes at the lower part, the rear end of collecting box 205 is hingedly connected with scraper 206, the upper end of scraper 206 is provided with an inclined surface, the rear side of scraper 206 is closely attached to the front side of filter screen plate 204, two sliding blocks 202 are slidably connected with sundry box 209 at the top, a limit stop is arranged between sundry box 209 and sliding block 202, the telescopic rod 408 cannot be separated from the U-shaped frame 203 when the sundry box 209 slides to the front side, the rear end of support 201 is provided with power mechanism at the top, the power mechanism includes two symmetrical traction ropes 307, the traction rope 307 is made of nylon material, the other end of the two traction ropes 307 is fixedly connected with the two ends of collecting box 205, the rear end of support 201 is provided with vibration mechanism at the bottom, the vibration mechanism is used to drive the vertical vibration of filter screen plate 204, torsional spring 207 is fixedly connected between collecting box 205 and scraper 206, the inner lower surface of collecting box 205 is provided as an inclined surface, the top of guide rod 208 is rotatably connected with direction-changing wheel 210, direction-changing wheel 210 is in contact with traction rope 307 and changes the traction direction of traction rope 307, the inner side surface of sundry box 209 is provided as an inclined surface, the water flowing in channel 1 carries impurities which are intercepted in front of filter screen plate 204 by the filtering effect of filter screen plate 204, in this process, the water flow thrust accepted by filter screen plate 204 gradually increases, so that filter screen plate 204 drives U-shaped frame 203 to move backward, U-shaped frame 203 drives sliding block 202 to move backward, then the power mechanism is started, the traction rope 307 pulls collecting box 205 to rise, collecting box 205 drives scraper 206 to rise, the upper end of scraper 206 is closely attached to the front surface of filter screen plate 204 under the action of torsional spring 207, the upper end of scraper 206 pulls the sundries in front of filter screen plate 204 into collecting box 205, then the sundries are taken out of channel 1 under the driving of collecting box 205, when collecting box 205 is lifted to a high place, scraper 206 loses the limit and opens under the action of torsional spring 207, the sundries in collecting box 205 fall into sundry box 209 under the action of gravity, then the filter mechanism resets, whether the cleaning of filter screen plate 204 is performed is judged by the pushing away of filter screen plate 204 by water flow, then the sundries accumulated in front of filter screen plate 204 are taken out of channel 1 by collecting box 205 and poured into sundry box 209, thus reducing the manual participation, maintenance personnel only need to take out the sundries in sundry box 209 at regular intervals, this design reduces the maintenance cost and is more convenient for the application of filter device in water conservancy project.

[0031] The power box 301 is bolted and connected to the support 201, the power shaft 302 is rotatably connected to the upper end bearing in the power box 301, the traction wheel 303 is keyed connected to the two ends of the power shaft 302, the traction wheel 303 is fixedly connected to one end of the traction rope 307, the driven gear 306 is keyed connected to the middle of the power shaft 302, the motor 304 is bolted and fixedly connected to the top of the power box 301, the drive gear 305 is keyed connected to the output end of the motor 304, the drive gear 305 is engaged with the driven gear 306, the reset spring 313 is fixedly connected between the sliding block 202 and the power box 301, the sliding block 202 moves backward, the power mechanism is started, the motor 304 drives the drive gear 305 on the output end to rotate, the drive gear 305 drives the driven gear 306 to rotate, the driven gear 306 drives the power shaft 302 to rotate, the power shaft 302 drives the traction wheel 303 to rotate, the traction wheel 303 drives the traction rope 307 to wind on it, so that the traction rope 307 pulls the collection box 205 to lift.

[0032] The front rotating shaft 308 is rotatably connected to the front end bearing of the power box 301, the two symmetrically arranged limiting wheels 310 are keyed connected to the two ends of the front rotating shaft 308, the limiting ring groove 311 is formed on the outer side of the limiting wheel 310, the limiting ring groove 311 is in the shape of a circular groove with one end open, the limiting pin 312 is welded to the inner side of the rear end of the sliding block 202, the limiting pin 312 can form a limit with the limiting ring groove 311, the belt pulley 309 is fixedly connected to the middle of the front rotating shaft 308, the belt pulley 309 is connected between the power shaft 302 through a synchronous belt, the diameter of the belt pulley 309 is greater than that of the power shaft 302, thereby forming a larger transmission ratio, the sliding block 202 moves backward, at this time the reset spring 313 is contracted, the sliding block 202 drives the limiting pin 312 to enter the limiting ring groove 311, at this time the motor 304 is started, the power shaft 302 drives the belt pulley 309 to rotate, the belt pulley 309 drives the front rotating shaft 308 to rotate, the front rotating shaft 308 drives the limiting wheel 310 to rotate, the limiting wheel 310 drives the limiting ring groove 311 to rotate, so that the sliding block 202 cannot reset, the collection box 205 completes the cleaning work of the filter screen plate 204 within the time when the sliding block 202 cannot reset, then the limiting ring groove 311 rotates a circle and the sliding block 202 resets, the motor 304 reverses to drive the traction rope 307 to relax, so that the collection box 205 resets.

[0033] The vibrating mechanism comprises a third gear 407 rotatably connected to the front upper end of the support 201, an eccentrically fixed telescopic rod 408 connected to the front end of the third gear 407, the telescopic rod 408 being elastic, a horizontal sliding slot 409 being formed in the upper middle of the filter screen plate 204 and being in sliding connection with the front end of the telescopic rod 408, a small blocking ring being fixedly connected to the telescopic rod 408, a second gear 406 being rotatably connected to the lower front end of the support 201 and being in mesh with the third gear 407, a turbine frame 401 being fixedly connected to the rear end of the support 201, an outer gear ring 403 being rotatably connected to the middle of the turbine frame 401, a rotating turbine 402 being fixedly connected to the middle of the outer gear ring 403, a first gear 404 being rotatably connected to the upper end inside of the turbine frame 401 and being in mesh with the outer gear ring 403, a transmission shaft 405 being key-connected to the middle of the first gear 404, the other end of the transmission shaft 405 being key-connected with the second gear 406, the water flowing through the rotating turbine 402, the rotating turbine 402 rotating to drive the outer gear ring 403 to rotate, the outer gear ring 403 driving the first gear 404 to rotate, the first gear 404 driving the transmission shaft 405 to rotate, the transmission shaft 405 driving the second gear 406 to rotate, the second gear 406 driving the third gear 407 to rotate, the third gear 407 driving the telescopic rod 408 to rotate, the telescopic rod 408 cooperating with the horizontal sliding slot 409 to drive the filter screen plate 204 to reciprocatingly lift and drop, so as to ensure that the impurities in the water cannot stick to the front surface of the filter screen plate 204.

[0034] Working principle: the water flowing in the channel 1 carries the impurities through the filtering effect of the filter screen plate 204 and is intercepted in front of the filter screen plate 204. In this process, the water flow thrust accepted by the filter screen plate 204 gradually increases, so that the filter screen plate 204 drives the U-shaped frame 203 to move backward, the U-shaped frame 203 drives the sliding block 202 to move backward, the return spring 313 is retracted at this time, the sliding block 202 drives the limiting pin 312 to enter the limiting ring groove 311, at this time the motor 304 starts, the motor 304 drives the driving gear 305 on the output end to rotate, the driving gear 305 drives the driven gear 306 to rotate, the driven gear 306 drives the power shaft 302 to rotate, the power shaft 302 drives the belt pulley 309 to rotate, the belt pulley 309 drives the front rotating shaft 308 to rotate, the front rotating shaft 308 drives the limiting wheel 310 to rotate, the limiting wheel 310 drives the limiting ring groove 311 to rotate, so that the sliding block 202 cannot reset, at the same time, the power shaft 302 drives the traction wheel 303 to rotate, the traction wheel 303 drives the traction rope 307 to wind around it, so that the traction rope 307 pulls the collection box 205 to lift the scraper 206, the upper end of the scraper 206 is tightly attached to the front surface of the filter screen plate 204 under the action of the torsional spring 207, the upper end of the scraper 206 pulls the impurities in front of the filter screen plate 204 into the collection box 205, and then the impurities are lifted out of the channel 1 under the action of the collection box 205, when the collection box 205 is lifted to a high place, the scraper 206 loses the limiting action of the torsional spring 207 and opens, the impurities in the collection box 205 fall into the impurity box 209 under the action of gravity, and then the filter mechanism resets, whether the filter screen plate 204 needs to be cleaned is judged by the water flow pushing the filter screen plate 204 away, and then the impurities accumulated in front of the filter screen plate 204 are lifted out of the channel 1 by the collection box 205 and poured into the impurity box 209, so that the manual participation is reduced, the maintenance personnel only need to take out the impurities in the impurity box 209 at regular intervals, this design reduces the maintenance cost and is more convenient for water conservancy engineering to apply the filter device, the water flows through the rotating turbine 402, the rotating turbine 402 rotates to drive the outer gear ring 403 to rotate, the outer gear ring 403 drives the first gear 404 to rotate, the first gear 404 drives the transmission shaft 405 to rotate, the transmission shaft 405 drives the second gear 406 to rotate, the second gear 406 drives the third gear 407 to rotate, the third gear 407 drives the telescopic rod 408 to rotate, the telescopic rod 408 cooperates with the transverse sliding groove 409 to drive the filter screen plate 204 to reciprocatingly lift and lower, so that part of the impurities in the water cannot stick to the front surface of the filter screen plate 204.

[0035] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A filtration device for a water conservancy project, comprising a channel (1), wherein a filtration mechanism is provided within the channel (1), characterized in that: The filtration mechanism includes a bracket (201) fixedly connected to the channel (1). Two symmetrically arranged sliding blocks (202) are slidably connected to the front end of the bracket (201). A U-shaped frame (203) is fixedly connected to the front end of the sliding blocks (202). A filter screen plate (204) is slidably connected to the rear side of the U-shaped frame (203). Two symmetrically arranged guide rods (208) are fixedly connected to the left and right sides of the front end of the U-shaped frame (203). A collection box (205) is slidably connected between the two guide rods (208). 5) Several through holes are provided at the bottom. A scraper (206) is rotatably connected to the rear end of the collection box (205). A miscellaneous box (209) is slidably connected to the top of the two sliding blocks (202). A power mechanism is provided at the top of the rear end of the support (201). The power mechanism includes two symmetrically arranged traction ropes (307). The other end of the two traction ropes (307) is fixedly connected to both ends of the collection box (205). A vibration mechanism is provided at the bottom of the rear end of the support (201). The vibration mechanism is used to drive the filter screen plate (204) to vibrate vertically.

2. The filtration device for a water conservancy project according to claim 1, characterized in that: A torsion spring (207) is fixedly connected between the collection box (205) and the scraper (206). The lower inner surface of the collection box (205) is set as a slope. A directional wheel (210) is rotatably connected to the top of the guide rod (208). The directional wheel (210) contacts the traction rope (307) and changes the traction direction of the traction rope (307). The inner side of the miscellaneous box (209) is set as a slope.

3. The filtration device for a water conservancy project according to claim 1, characterized in that: A power box (301) is fixedly connected to the bracket (201). A power shaft (302) is rotatably connected to the upper end of the power box (301). Traction wheels (303) are fixedly connected to both ends of the power shaft (302). One end of the traction wheel (303) is fixedly connected to the traction rope (307). A driven gear (306) is fixedly connected in the middle of the power shaft (302). A motor (304) is fixedly connected to the top of the power box (301). A drive gear (305) is fixedly connected to the output end of the motor (304). The drive gear (305) meshes with the driven gear (306). A return spring (313) is fixedly connected between the sliding block (202) and the power box (301).

4. A filtration device for a water conservancy project according to claim 3, characterized in that: The front end of the power box (301) is rotatably connected to a front shaft (308). Two symmetrically arranged limiting wheels (310) are fixedly connected to both ends of the front shaft (308). Limiting ring grooves (311) are opened on the outer side of the limiting wheels (310). The limiting ring grooves (311) are circular grooves with one end open. A limiting pin (312) is fixedly connected to the inner side of the rear end of the sliding block (202). The limiting pin (312) can form a limit with the limiting ring groove (311). A pulley (309) is fixedly connected in the middle of the front shaft (308). The pulley (309) is connected to the power shaft (302) through a synchronous belt.

5. A filtration device for a water conservancy project according to claim 1, characterized in that: The vibration mechanism includes a third gear (407) rotatably connected to the upper front end of the support (201), a telescopic rod (408) eccentrically fixed to the front end of the third gear (407), a transverse sliding groove (409) in the middle of the upper end of the filter screen plate (204), the transverse sliding groove (409) being slidably connected to the front end of the telescopic rod (408), and a second gear (406) rotatably connected to the lower front end of the support (201), the second gear (406) meshing with the third gear (407).

6. A filtration device for a water conservancy project according to claim 5, characterized in that: A turbine frame (401) is fixedly connected to the bottom rear end of the bracket (201). An external gear ring (403) is rotatably connected in the middle of the turbine frame (401). A rotating turbine (402) is fixedly connected in the middle of the external gear ring (403). A first gear (404) is rotatably connected to the upper end of the turbine frame (401). The first gear (404) meshes with the external gear ring (403). A drive shaft (405) is fixedly connected in the middle of the first gear (404). The other end of the drive shaft (405) is fixedly connected to the second gear (406).

Images