SUMMERY OF THE UTILITY MODEL
In order to reduce the phenomenon of taking place the jam when sandy soil screens, this application provides a sandy soil sieving mechanism for hydraulic engineering.
The application provides a pair of sand and soil sieving mechanism for hydraulic engineering adopts following technical scheme: a sandy soil screening device for hydraulic engineering comprises a processing box provided with a feed inlet and a discharge outlet, a filter plate, a grinding assembly and a filter cover which are sequentially arranged from top to bottom; the filter plate is arranged in an inclined way, at least two groups of impurity removing components which are sequentially arranged along the length direction of the filter plate are arranged above the filter plate, each impurity removing component comprises a grate claw which extends along the width direction of the filter plate, one end of each grate claw, which is close to the filter plate, is bent, the other end of each grate claw is provided with an impurity collecting box, and a rotating shaft which is rotatably arranged in the treatment box in a penetrating way is arranged on each grate claw; the grinding assembly comprises a first motor arranged on the treatment box, an output shaft of the first motor is connected with a grinding roller which is rotatably connected with the treatment box, the grinding roller is horizontally arranged and is arranged at intervals with the inner surface of a concave part of the filter cover; and a shaking component for driving the filter plate and the filter cover to shake is arranged in the treatment box.
Optionally, the feed inlet is located directly above the high end of the filter plate.
Optionally, an opening is formed in one end, facing the grate, of the impurity collecting box, a rotating plate is hinged to the opening, and a baffle for preventing the rotating plate from rotating towards the direction of the grate is further arranged at the opening.
Optionally, the end of the impurity collecting box is provided with an impurity discharging port, the impurity discharging port is provided with a moving groove extending along the width direction of the impurity collecting box, a sliding door used for sealing the impurity discharging port is embedded in the moving groove in a sliding mode, the side wall of the processing box is provided with a penetrating groove corresponding to the impurity discharging port, and the penetrating groove is provided with a bearing plate abutting against the lower surface of the impurity collecting box.
Optionally, the side wall of the processing box is provided with a sliding groove for sliding and embedding the corresponding rotating shaft along the horizontal direction, and the side wall of the sliding door is provided with a shifting lever which is abutted against the bearing plate.
Optionally, the cover is all rotated at the pivot both ends and is equipped with the removal seat, handles the case both sides and all is equipped with the electric jar, and the piston rod fixed connection of electric jar is equipped with the second motor in the removal seat that corresponds on one of them removal seat, the output shaft fixed connection of second motor in pivot tip.
Optionally, the thickness of the rotating plate gradually decreases from the end far away from the impurity discharging port to the end close to the impurity discharging port.
Optionally, the shake subassembly includes that two are located the carriage of filter plate, filter bowl top respectively, and the carriage passes through a plurality of spring coupling in filter plate, the filter bowl that correspond, grinds the fixed cover of roller tip and is equipped with the cam, all is equipped with the driving lever of contradicting in the cam outer wall that is vertical setting on filter plate and the filter bowl.
To sum up, the application comprises the following beneficial technical effects:
1. the impurity removal component is arranged, so that impurities and large particles filtered on the filter plate can be cleaned;
2. the arrangement of the grinding assembly realizes the grinding of the sandy soil on the filter mantle;
3. the shaking component realizes the shaking of the filter plate and the filter cover and improves the screening effect of the filter plate and the filter cover.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses sand and soil sieving mechanism for hydraulic engineering. As shown in fig. 1, the sandy soil screening device for the hydraulic engineering comprises a processing box 1, wherein four support rods which are arranged in a rectangular shape are arranged at the bottom end of the processing box 1 and are used for supporting the processing box 1; a feed inlet 11 has been seted up on 1 top of processing case, and inside sand got into processing case 1 from feed inlet 11, discharge gate 12 has been seted up to 1 bottom of processing case, and the interior sand of processing case 1 is discharged from discharge gate 12.
As shown in fig. 1 and fig. 2, a filter plate 2, a grinding component 6 and a filter cover 3 are arranged in the treatment tank 1 from top to bottom; the filter plate 2 is arranged obliquely, the filter plate 2 is used for filtering sand and soil, the filter plate 2 has a guiding function, the feed inlet 11 is positioned right above the high end of the filter plate 2, the time of screening the sand and soil on the filter plate 2 is prolonged, and the impurity removing component 4 is arranged above the filter plate 2; the sand that feed inlet 11 got into and handle case 1 drops in the high-end department of filter plate 2, and when sand rolled along filter plate 2, impurity removal subassembly 4 separated impurity, large granule from sand, and the filtration pore that is less than 2 filtration pores of filter plate 2 passed filter plate 2 drops on filter mantle 3.
Filter mantle 3 is the arc setting, and the height that filter mantle 3 upper surface was located reduces gradually to the center from both ends, and the soil and sand on the filter mantle 3 of being convenient for of filter mantle 3 are gathered together towards filter mantle 3 center, and grinding unit 6 is including installing first motor 62 on handling case 1, and the output shaft of first motor 62 is connected in the grinding roller 61 of handling case 1 in the rotation, and grinding roller 61 is the level setting, and is the interval setting with the concave internal surface of department of filter mantle 3. The first motor 62 is started, the output shaft of the first motor 62 drives the grinding roller 61 to rotate, the rotating grinding roller 61 crushes the sand blocks mixed in the sand, the sand smaller than the filtering holes of the filter cover 3 passes through the filtering holes of the filter cover 3 and is discharged from the discharge hole 12, and the sand larger than the filtering holes of the filter cover 3 is continuously ground by the grinding roller 61 until the sand can pass through the filtering holes of the filter cover 3.
A shaking assembly 7 is arranged in the treatment box 1, the shaking assembly 7 comprises two support frames 71 which are respectively positioned above the filter plates 2 and the filter covers 3, the support frames 71 are connected to the corresponding filter plates 2 and the corresponding filter covers 3 through a plurality of springs 72, and the support frames 71 provide upward tension for the filter plates 2 and the filter covers 3 through the springs 72; the end of the grinding roller 61 is fixedly sleeved with a cam 73, and the filter plate 2 and the filter cover 3 are both provided with a driving rod 74 which is vertically arranged and is abutted against the outer wall of the cam 73.
When the grinding roller 61 rotates, the grinding roller 61 drives the cam 73 to rotate, the protruding surface of the cam 73 abuts against the end of the driving rod 74, and the driving rod 74 is enabled to move towards the direction away from the cam 73, the driving rod 74 drives the corresponding filter plate 2 or filter housing 3 to shake, and the extension spring 72 is continuously compressed and stretched, so that the shaking assembly 7 realizes shaking of the filter plate 2 and the filter housing 3.
As shown in fig. 2, 3 and 4, the impurity removing assembly 4 includes grid claws 41 extending in the width direction of the filter plate 2, and when the sandy soil on the filter plate 2 slides down and passes through the grid claws 41, the grid claws 41 separate the impurities and large particles in the sandy soil; the rotating shaft 42 which is rotatably arranged in the processing box 1 in a penetrating way is arranged on the grate claw 41, the second motor 52 is arranged at one end of the rotating shaft 42, the impurity collecting box 43 is arranged on the grate claw 41, an opening 44 is arranged at one end of the impurity collecting box 43 facing the grate claw 41, and a rotating plate 45 is hinged at the opening 44.
When the second motor 52 is started, the output shaft of the second motor 52 drives the rotating shaft 42 to rotate, the rotating shaft 42 drives the grid claws 41 and the impurity collecting box 43 to turn over, and one ends of the grid claws 41, which are close to the filter plates 2, are arranged in a bent manner, so that impurities and large particles in the grid claws 41 are not easy to separate from the grid claws 41 when the grid claws 41 rotate. After the turnover, the grate claw 41 is positioned above the impurity collecting box 43, the rotating plate 45 is turned over downwards due to the self gravity, the opening 44 is opened, and impurities and large particles in the grate claw 41 enter the impurity collecting box 43 from the opening 44. And then the second motor 52 is started again, so that the rotating shaft 42 rotates and resets, the grate claw 41 is positioned below the impurity collecting box 43, the rotating plate 45 closes the opening 44 again, the baffle plate 46 is also arranged at the opening 44, and the baffle plate 46 stops the rotating plate 45 from rotating towards the grate claw 41, so that the closing of the opening 44 is ensured.
The end part of the impurity collecting box 43 is provided with an impurity discharging port 47, the impurity discharging port 47 is provided with a moving groove 48 extending along the width direction of the impurity collecting box 43, a sliding door 49 for sealing the impurity discharging port 47 is embedded in the moving groove 48 in a sliding manner, the sliding door 49 is moved along the moving groove 48, after the sliding door 49 is far away from the impurity discharging port 47, the impurity discharging port 47 is opened, and impurities and large particles accumulated in the impurity collecting box 43 are discharged from the impurity discharging port 47; the thickness of the rotating plate 45 is gradually reduced from one end far away from the impurity discharging port 47 to one end close to the impurity discharging port 47, and the rotating plate 45 has a guiding function, so that impurities and large particles in the impurity collecting box 43 can be discharged conveniently; the side wall of the processing box 1 is provided with a penetrating groove 54 corresponding to the impurity discharging port 47, and the penetrating groove 54 is provided with a bearing plate 55 abutting against the lower surface of the impurity collecting box 43.
As shown in fig. 1, 2 and 3, the two ends of the rotating shaft 42 are rotatably sleeved with moving seats 51, the two sides of the treatment tank 1 are respectively provided with an electric cylinder 5, a piston rod of the electric cylinder 5 is fixedly connected to the corresponding moving seat 51, and a second motor 52 at the end of the rotating shaft 42 is arranged on one of the moving seats 51; the side wall of the processing box 1 is provided with a sliding groove 53 for sliding embedding corresponding to the rotating shaft 42 along the horizontal direction, and the side wall of the sliding door 49 is provided with a deflector rod 56 which abuts against the bearing plate 55.
The electric cylinder 5 is started, a piston rod of the electric cylinder 5 drives the corresponding movable seat 51 to move, the movable seat 51 drives the rotating shaft 42 to move along the sliding groove 53, the rotating shaft 42 drives the grate claw 41 on the rotating shaft 42 and the impurity collecting box 43 to move, in the process that the impurity collecting box 43 moves, the deflector rod 56 on the sliding door 49 abuts against the receiving plate 55, along with the continuous movement of the impurity collecting box 43, the receiving plate 55 drives the sliding door 49 to move in the moving groove 48 through the deflector rod 56, finally, the receiving plate 55 is located right below the corresponding impurity collecting box 43, the impurity discharging port 47 is opened, impurities and large particles discharged from the impurity discharging port 47 are received and guided through the receiving plate 55, and finally, the treatment box 1 is discharged from the through groove 54, and a worker can uniformly collect the discharged impurities and large particles by means of an external tool, so that the automatic opening of the impurity discharging port 47 is realized, and the impurity removing efficiency of the impurity removing component 4 is improved.
Two groups of impurity removal assemblies 4 are sequentially arranged on the filter plate 2 along the length direction of the filter plate 2, when the grate claws 41 of one impurity removal assembly 4 rotate and impurities and large particles separated by the grate claws 41 are stored in the impurity collecting box 43, the grate claws 41 are separated from sandy soil on the filter plate 2, and at the moment, the other impurity removal assembly 4 can continuously clean the impurities filtered on the filter plate 2.
The implementation principle of a sand sieving mechanism for hydraulic engineering is: when screening sandy soil, the first motor 62 is started, the sandy soil enters the treatment box 1 from the feed port 11 and falls on the filter plate 2, the filter plate 2 realizes the filtration of the sandy soil, and the impurity removal component 4 is used for separating impurities and large particles doped in the sandy soil on the filter plate 2; the filter mantle 3 has realized filtering sand again, and grinding component 6 is used for grinding the sandy soil piece that mixes in the sand on the filter mantle 3, and shake subassembly 7 has realized the shake of filter plate 2 and filter mantle 3, has improved the screening effect of filter plate 2 and filter mantle 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.