CN115569840A - Sand and stone particle screening device for hydraulic engineering and method thereof - Google Patents
Sand and stone particle screening device for hydraulic engineering and method thereof Download PDFInfo
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- CN115569840A CN115569840A CN202211392563.0A CN202211392563A CN115569840A CN 115569840 A CN115569840 A CN 115569840A CN 202211392563 A CN202211392563 A CN 202211392563A CN 115569840 A CN115569840 A CN 115569840A
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- screen frame
- fixedly connected
- frame
- plate
- sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the technical field of sand and stone particle screening equipment, in particular to a sand and stone particle screening device for hydraulic engineering and a method thereof, wherein the sand and stone particle screening device comprises a fixed frame, guide slide rails are symmetrically and fixedly connected inside the fixed frame, vertical slide blocks are respectively connected inside the two guide slide rails in a sliding manner, a screen frame is fixedly connected between the two vertical slide blocks, one end of the screen frame, which is far away from the guide slide rails, is fixedly connected with an arc plate, the upper surface of the fixed frame is fixedly connected with a supporting frame, and a feeding hopper is inserted into the inner part of the upper surface of the supporting frame; the anti-blocking mechanism solves the problem that the screening Kong Yi is blocked when the equipment works, and under the premise that the equipment works, the auxiliary gear rolls below the fixed toothed plate through transmission between the gears, so that the concentric shaft drives the anti-blocking block to rotate back and forth below the screen frame for dredging, the effect of cleaning the screen openings of the screen frame in the process that the equipment works is achieved, and the screening effect of the screen frame of the equipment is improved.
Description
Technical Field
The invention relates to the technical field of sand and stone particle screening equipment, in particular to a sand and stone particle screening device for hydraulic engineering and a method thereof.
Background
The sieving machine utilizes the relative motion of the bulk material and the sieve surface to lead partial particles to penetrate through the sieve pores, and divides the materials such as sand, gravel, broken stone and the like used by the building into vibrating sieving mechanical equipment with different grades according to the particle size, wherein, the linear vibrating sieve has wide application with the advantages of high production efficiency, convenient maintenance and the like;
sandstone is a good building material and is often used in various construction sites. The sand particles are of different sizes and the sand particles of different sizes often have different functions. Therefore, the gravels are often screened out and used as building materials with different functions, part of the gravels can be matched with the waste concrete blocks to manufacture recycled concrete, however, in the process of screening the gravels by the existing vibration screening equipment, the gravels can block the screen holes of the linear vibration screen to influence the subsequent gravel screening, the screening efficiency of the equipment is directly influenced, the existing equipment cannot clean the vibrating screening net, the screen can be cleaned only by stopping the machine, and the working efficiency of the equipment is further influenced; in addition, the sand and stone are fed and screened in a traditional mode, and the angle of the lower end of a traditional feeding hopper is fixed, so that when the sand and stone fall from the feeding hopper, the falling angle is inconvenient, accumulation is easily caused below the feeding hopper, the sand and stone are not uniformly dispersed, and the screening effect of equipment is influenced;
in view of the above technical drawbacks, a solution is proposed.
Disclosure of Invention
The invention aims to provide a sand and stone particle screening device for hydraulic engineering and a method thereof, which solve the technical defects, solve the problem of blockage of screening Kong Yi during the operation of equipment by an arranged blockage prevention mechanism, and enable an auxiliary gear to roll below a fixed toothed plate by transmission between gears on the premise of the operation of the equipment, so that a concentric shaft drives an blockage prevention block to rotate back and forth below a screen frame for dredging, thereby achieving the effect of cleaning the screen opening of the screen frame in the operation process of the equipment and being beneficial to improving the screening effect of the screen frame of the equipment; the problem of changing to the mechanism through setting up and solving the grit whereabouts of existence inhomogeneous, the whereabouts angle is fixed helps improve equipment's screening efficiency, and the area of increase grit whereabouts simultaneously avoids the grit to pile up on the screen frame of below, so reaches the effect that prevents the grit and pile up.
The purpose of the invention can be realized by the following technical scheme:
a sandstone particle screening device for hydraulic engineering comprises a fixing frame, wherein guide slide rails are symmetrically and fixedly connected inside the fixing frame, vertical slide blocks are respectively and slidably connected inside the two guide slide rails, a screen frame is fixedly connected between the two vertical slide blocks, an arc-shaped plate is fixedly connected to one end, away from the guide slide rails, of the screen frame, a supporting frame is fixedly connected to the upper surface of the fixing frame, a feeding hopper is inserted into the inner part of the upper surface of the supporting frame, a lower slide plate is fixedly connected between the two guide slide rails and below the screen frame, the lower end of the feeding hopper is fixedly connected to a discharging pipe below the supporting frame, anti-blocking mechanisms are respectively and fixedly connected to the front side and the rear side of the screen frame inside the fixing frame, and direction changing mechanisms are respectively and slidably connected to the front side and the rear side of the screen frame inside the fixing frame;
prevent stifled mechanism includes the single face pinion rack, one side meshing of single face pinion rack is connected with the toothed plate, the inside of toothed plate is pegged graft and is had the transmission shaft, the one end fixedly connected with adjusting screw that the toothed plate was kept away from to the transmission shaft, the one end outside that the transmission shaft is close to adjusting screw has cup jointed the location axle sleeve, the removal slider has been cup jointed to adjusting screw's outside, the location axle sleeve is close to the spacing post of one side fixedly connected with that removes the slider, one side of removing the slider is rotated and is connected with auxiliary gear, auxiliary gear's upper surface meshing is connected with fixed toothed plate, one side fixedly connected with concentric shaft that removes the slider is kept away from to auxiliary gear, spacing axle sleeve has been cup jointed to the outside of concentric shaft, the outer fixed surface of spacing axle sleeve is connected with prevents the sprue, and prevents sprue and mutually supports with the screen frame.
Preferably, change to the mechanism and include the tooth dental lamina, the tooth dental lamina is close to one side fixedly connected with direction slide of mount, one side fixedly connected with connecting rod that the direction slide is close to the screen frame, one side meshing of tooth dental lamina is connected with driving toothed plate, driving toothed plate's front surface swing joint has the crank connecting rod, driving toothed plate's one end swing joint has transmission branch is kept away from to the crank connecting rod, transmission branch keeps away from the one end swing joint of crank connecting rod and has spacing slide, and spacing slide is located the inside of support frame, one side fixedly connected with change to the pole that spacing slide is close to the screen frame, the one end fixedly connected with that spacing slide was kept away from to the change to the pole changes to the pipe box, and changes to the outside that the pipe box is located the discharging pipe.
Preferably, the lower surface symmetry fixedly connected with location axle sleeve of screen frame, the one side that auxiliary gear was kept away from to fixed tooth plate is fixed connection with the lower surface of screen frame, the one end of spacing post runs through the inside that removes the slider and is fixed connection with the location axle sleeve, two removal sliders have been cup jointed to adjusting screw's outside.
Preferably, the inside equal sliding connection in both sides has the direction slide around the mount, the one end that the direction slide was kept away from to the receiving rod is fixed connection with the screen frame, the inside symmetry sliding connection of support frame has spacing slide, and the through-hole spout that matches each other with spacing slide is seted up to the inside symmetry of support frame.
Preferably, the discharging pipe is inserted into the direction-changing pipe sleeve, the direction-changing pipe sleeve is fixedly connected with the discharging pipe, the motor is fixedly connected with the lower portion of the screen frame and located inside the guide sliding rail, the motor is matched with the screen frame, and the transmission toothed plate is rotatably connected with the front surface of the fixing frame.
Preferably, the end of the adjusting screw, which is far away from the gear plate, is rotatably connected with the fixing frame, the end of the transmission shaft, which is far away from the positioning shaft sleeve, is rotatably connected with the inner wall of the fixing frame, and the transmission shaft is fixedly connected with the gear plate.
Preferably, the inside spout that matches each other with the direction slide of all seting up in both surfaces around the mount, the one end that the lower slide is close to the arc is the arc setting, the inside of moving the slider is seted up and is limited post the direction through-hole that matches each other.
A screening method of a sand and stone particle screening device for hydraulic engineering comprises the following steps:
the method comprises the following steps: controlling a motor on the equipment to work, so that the screen frame drives the vertical sliding blocks on the two sides to reciprocate up and down in the guide sliding rail, along with the work of the screen frame, putting the gravel into the feeding hopper, and allowing the gravel to fall in the feeding hopper until the gravel falls onto the screen frame from the inside of the discharging pipe for screening treatment;
step two: along with the up-and-down reciprocating motion of the screen frame, the screen frame drives the gear plate to rotate on one side of the single-face toothed plate through the positioning shaft sleeve, the rotating direction is changed along with the change of the screen frame, and along with the rotation of the gear plate, the gear plate drives the moving sliding block outside the adjusting screw rod to slide outside the limiting column through the transmission shaft, so that the moving sliding block performs front-and-back reciprocating motion outside the adjusting screw rod;
along with the back-and-forth reciprocating motion of the movable sliding block, the movable sliding block drives the auxiliary gear to roll back and forth on the lower surface of the fixed toothed plate, meanwhile, the auxiliary gear drives the concentric shaft to synchronously rotate, the concentric shaft drives the anti-blocking block on the external limiting shaft sleeve to dredge the screen holes of the screen frame in the back-and-forth rotating process, and the screening efficiency of equipment is improved;
step three: when the screen frame reciprocates up and down, the screen frame drives the bearing rods on two sides to move, the bearing rods drive the guide sliding plate to slide in the fixed frame, so that the guide sliding plate drives the tooth plates to synchronously move, the tooth plates drive the transmission toothed plate to rotate through transmission between the gears, and the transmission toothed plate drives the transmission supporting rod to move through the crank connecting rod, so that the transmission supporting rod drives the limiting sliding plate to slide in the supporting frame;
the limiting sliding plate reciprocates left and right in the supporting frame under the influence of the movement direction of the screen frame, the limiting sliding plate drives the direction change rod to move synchronously, the direction change rod drives the discharge pipe to swing left and right through the direction change pipe sleeve, and then the falling position of sand stones in the discharge pipe is changed, so that the sand stones are uniformly sprayed on the screen frame, and the screening efficiency of equipment is improved;
step four: grit behind the lapse, after the screening of screen frame, large granule grit slides down from screen frame lower extreme arc, and the small granule grit that the screening obtained falls to the slide down on, carries out the gliding collection on the slide down.
The invention has the following beneficial effects:
(1) Under the combined action of the anti-blocking mechanism and the direction-changing mechanism, the screening effect of the equipment on the gravels is integrally improved, on one hand, the screen holes of the screen frame are cleaned through the anti-blocking mechanism, so that the screening effect of the equipment is improved, on the other hand, the falling angle of the gravels is changed through the direction-changing mechanism, so that the gravels are uniformly sprayed, the screening effect of the equipment is improved, and the effects of improving the working efficiency of the equipment and the screening efficiency of the gravels are achieved;
(2) The problem that the screening Kong Yi is blocked when the equipment works is solved through the arranged anti-blocking mechanism, on the premise that the equipment works, the auxiliary gear rolls below the fixed toothed plate through transmission among the gears, and the concentric shaft drives the anti-blocking block to rotate back and forth below the screen frame for dredging, so that the effect of cleaning the screen openings of the screen frame in the process that the equipment works is achieved, and the screening effect of the screen frame of the equipment is improved;
(3) The grit whereabouts that solves the existence through the mechanism that changes direction that sets up is inhomogeneous, the fixed problem of whereabouts angle, through the transmission between the gear, make the change bar drive the discharging pipe through changing the pipe box and carry out the horizontal hunting, and then change the position of the inside grit whereabouts of discharging pipe, make the grit evenly spray on the screen frame, help improve equipment's screening efficiency, the area of increase grit whereabouts simultaneously avoids the grit to pile up on the screen frame of below, so reach and prevent the accumulational effect of grit.
Drawings
The invention will be further described with reference to the accompanying drawings;
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a schematic view of the stand of the present invention;
FIG. 4 is a schematic view of the construction of the lower slide plate of the present invention;
FIG. 5 is a schematic view of the anti-clogging mechanism of the present invention;
FIG. 6 is an enlarged view of area A of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic structural view of the redirection mechanism of the present invention;
FIG. 8 is an enlarged view of area B of FIG. 3 in accordance with the present invention;
fig. 9 is a side view of the structure of the present invention.
Illustration of the drawings: 1. a fixed mount; 2. a guide slide rail; 3. a vertical slider; 4. a screen frame; 5. an arc-shaped plate; 6. a support frame; 7. feeding into a hopper; 8. a lower slide plate; 9. a discharge pipe; 10. an anti-blocking mechanism; 11. a single face toothed plate; 12. a gear plate; 13. a drive shaft; 14. positioning the shaft sleeve; 15. adjusting the screw rod; 16. moving the slide block; 17. a limiting column; 18. an auxiliary gear; 19. a fixed toothed plate; 20. concentric shafts; 21. a limiting shaft sleeve; 22. an anti-blocking block; 23. a direction changing mechanism; 24. a tooth plate; 25. a guide slide plate; 26. a bearing rod; 27. a transmission toothed plate; 28. a crank connecting rod; 29. a transmission strut; 30. a limiting sliding plate; 31. a direction-changing lever; 32. and (4) turning to a pipe sleeve.
Detailed Description
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.
Example 1:
referring to fig. 1-9, the invention is a sand and stone particle screening device for hydraulic engineering, comprising a fixed frame 1, guide slide rails 2 are symmetrically and fixedly connected inside the fixed frame 1, a motor is fixedly connected inside the guide slide rails 2 below a screen frame 4 and is matched with the screen frame 4, vertical slide blocks 3 are slidably connected inside the two guide slide rails 2, a screen frame 4 is fixedly connected between the two vertical slide blocks 3, an arc-shaped plate 5 is fixedly connected at one end of the screen frame 4 far away from the guide slide rails 2, a support frame 6 is fixedly connected on the upper surface of the fixed frame 1, a feeding hopper 7 is inserted inside the upper surface of the support frame 6, a lower slide plate 8 is fixedly connected between the two guide slide rails 2 below the screen frame 4, one end of the lower slide plate 8 near the arc-shaped plate 5 is arc-shaped, a discharging pipe 9 is fixedly connected at the lower end of the feeding hopper 7 below the support frame 6, the anti-blocking mechanisms 10 are fixedly connected to the front side and the rear side of the screen frame 4 in the fixing frame 1, the direction changing mechanisms 23 are connected to the front side and the rear side of the screen frame 4 in the fixing frame 1 in a sliding manner, when sand and stone are screened, the motor on the control equipment works, the screen frame 4 of the motor belt reciprocates in the vertical direction through the prior art, the screen frame 4 drives the vertical sliders 3 on the two sides to reciprocate up and down in the guide slide rail 2, the sand and stone are fed into the feeding hopper 7 along with the operation of the screen frame 4, the sand and stone fall in the feeding hopper 7 until the sand and stone fall onto the screen frame 4 from the inside of the discharging pipe 9 for screening treatment, and the falling sand and stone slide down from the arc-shaped plate 5 at the lower end of the screen frame 4 after being screened by the screen frame 4, the small-particle gravels obtained by screening fall onto the lower sliding plate 8 and slide downwards on the lower sliding plate 8 for collection;
the anti-blocking mechanism 10 comprises a single-face toothed plate 11, one side of the single-face toothed plate 11 is engaged and connected with a gear plate 12, a transmission shaft 13 is inserted into the gear plate 12, one end of the transmission shaft 13, which is far away from the positioning shaft sleeve 14, is rotatably connected with the inner wall of the fixed frame 1, the transmission shaft 13 is fixedly connected with the gear plate 12, one end of the transmission shaft 13, which is far away from the gear plate 12, is fixedly connected with an adjusting screw 15, one end of the adjusting screw 15, which is far away from the gear plate 12, is rotatably connected with the fixed frame 1, two movable sliders 16 are sleeved on the outside of the adjusting screw 15, a positioning shaft sleeve 14 is sleeved on the outside of one end of the transmission shaft 13, which is close to the adjusting screw 15, the positioning shaft sleeve 14 is symmetrically and fixedly connected with the lower surface of the screen frame 4, a movable slider 16 is sleeved on the outside of the adjusting screw 15, a guide through hole mutually matched with the limiting column 17 is formed in the inside of the movable slider 16, one side of the positioning shaft sleeve 14, which is close to the movable slider 16, one side of the positioning shaft sleeve 14, is fixedly connected with a limiting column 17, one side of the movable slider 18, and an auxiliary block 18, which is rotatably connected with an auxiliary block 18, which is far away from the screen frame 4, and is rotatably connected with the auxiliary block 18, which is connected with the auxiliary block 18, and is rotatably connected with the auxiliary block 18, and is connected with the auxiliary block 18, which is rotatably connected with the auxiliary block 18, which is connected with the auxiliary block 18, and is connected with the screen plate 18, and is far away from the auxiliary block 18, which is rotatably connected with the auxiliary block 18, and is connected with the auxiliary block 22, the rotation direction of the gear plate 12 changes along with the change of the screen frame 4, along with the rotation of the gear plate 12, the gear plate 12 drives the transmission shaft 13 inside to rotate, the transmission shaft 13 drives the adjusting screw 15 to rotate inside the positioning shaft sleeve 14, along with the rotation of the adjusting screw 15, the adjusting screw 15 drives the moving sliders 16 outside the front end and the rear end to move, so that the two moving sliders 16 firstly move in opposite directions outside the adjusting screw 15, and then the two moving sliders 16 move back and forth outside the adjusting screw 15, and in the moving process of the moving sliders 16, the two moving sliders 16 respectively drive the auxiliary gear 18 on one side to move, so that the auxiliary gear 18 rolls below the fixed toothed plate 19, so that the auxiliary gear 18 drives the concentric shaft 20 to rotate, and the concentric shaft 20 reciprocates along with the movement of the moving sliders 16, along with the rotation of the concentric shaft 20, the concentric shaft 20 drives the anti-blocking block 22 on the outer limiting shaft sleeve 21 to dredge the screen frame 4 in the reciprocating rotation process of the screen frame 4, and the screen frame 22 can be beneficial to dredging effect of the screen frame 78 in the reciprocating motion of the screen frame 4, and the screen frame clearing device can be improved in the reciprocating motion process of the screen frame clearing 894.
Example 2:
the sand and stone are fed and screened in a traditional mode, and the angle of the lower end of a traditional feeding hopper 7 is fixed, so that when the sand and stone fall from the feeding hopper 7, the falling angle is inconvenient, accumulation is easily caused below the feeding hopper 7, the sand and stone are dispersed unevenly, and the screening effect of equipment is influenced, so that the existing problems need to be solved urgently;
when the device performs screening, the screen frame 4 drives the redirection mechanisms 23 on two sides of the device to work along with the up-and-down reciprocating motion of the screen frame 4, the redirection mechanisms 23 comprise tooth plates 24, guide sliding plates 25 are fixedly connected to one side of the tooth plates 24 close to the fixed frame 1, the guide sliding plates 25 are slidably connected to the insides of the front and back sides of the fixed frame 1, sliding grooves matched with the guide sliding plates 25 are formed in the insides of the front and back surfaces of the fixed frame 1, bearing rods 26 are fixedly connected to one side of the guide sliding plates 25 close to the screen frame 4, one ends of the bearing rods 26 far away from the guide sliding plates 25 are fixedly connected with the screen frame 4, one sides of the tooth plates 24 are engaged with transmission toothed plates 27, the front surface of the transmission toothed plates 27 is movably connected with crank connecting rods 28, one ends of the crank connecting rods 28 far away from the transmission toothed plates 27 are movably connected with transmission supporting rods 29, one ends of the transmission supporting rods 29 far away from the crank connecting rods 28 are movably connected with limiting sliding plates 30, the limiting sliding plates 30 are located inside the supporting frame 6, through holes matched with the insides of the supporting frame 6 symmetrically, one ends of the limiting sliding plates 30 close to the fixed sliding grooves 31, one side of the guide sliding plates 32 drives the guide sliding grooves, and the guiding rods 32 drives the guiding plates to move along with the screen frame 4, and the pipe sleeve 26, through transmission among the gears, the tooth plate 24 drives the transmission toothed plate 27 to rotate, so that the transmission toothed plate 27 drives the crank connecting rod 28 to move, the transmission toothed plate 27 drives the transmission supporting rod 29 to move through the crank connecting rod 28, the transmission supporting rod 29 drives the limiting sliding plate 30 to slide inside the supporting frame 6 and is influenced by the movement direction of the screen frame 4, the limiting sliding plate 30 reciprocates left and right inside the supporting frame 6, the limiting sliding plate 30 drives the redirection rod 31 to move synchronously and is influenced by the movement of the limiting sliding plate 30, the redirection rod 31 drives the discharge pipe 9 to swing left and right through the redirection pipe sleeve 32, the falling position of sand inside the discharge pipe 9 is changed, sand is uniformly sprayed on the screen frame 4, the screening efficiency of equipment is improved, meanwhile, the falling area of the sand is increased, sand is prevented from being accumulated on the screen frame 4 below, the effect of preventing the sand from falling unevenly is achieved, and the problems of uneven falling and fixed falling angles of the existing sand are solved;
to sum up, can know according to embodiment 1 and embodiment 2, under the combined action of anti-blocking mechanism 10 and redirection mechanism 23, thereby whole improve equipment's the screening effect to the grit, thereby clear up improve equipment's screening effect through anti-blocking mechanism 10 to the mesh hole of screen frame 4 on the one hand, on the other hand changes grit whereabouts angle through redirection mechanism 23, makes the grit evenly spray improve equipment's screening effect, so reaches the effect of improve equipment work efficiency and grit screening efficiency.
The working process and principle of the invention are as follows:
the motor on the control equipment works, the screen frame 4 of the motor belt reciprocates in the vertical direction through the prior art, the screen frame 4 drives the gear plate 12 to rotate on one side of the single-face toothed plate 11 through the positioning shaft sleeve 14, the rotation direction of the gear plate 12 is changed along with the change of the screen frame 4, along with the rotation of the gear plate 12, the gear plate 12 drives the moving slide block 16 outside the adjusting screw 15 to slide outside the limiting column 17 through the transmission shaft 13, so that the two moving slide blocks 16 firstly move in opposite directions outside the adjusting screw 15, then the two moving slide blocks 16 move back and forth outside the adjusting screw 15, in the moving process of the moving slide blocks 16, the auxiliary gear 18 rolls below the fixed toothed plate 19, the auxiliary gear 18 drives the concentric shaft 20 to rotate, the concentric shaft 20 drives the anti-blocking block 22 on the outer limiting shaft sleeve 21 to perform back and forth movement on the screen hole of the screen frame 4 in the back and forth rotation process, and forth movement of the anti-blocking block 22 on the concentric shaft 20 drives the anti-blocking block 22 to perform back and forth movement on the screen frame 4 in the back and forth rotation process, so as to solve the problem of dredging the screen frame 78 in the back and forth movement of the screen frame 894 during the back and forth movement of the screen cleaning equipment, which is beneficial to the screen cleaning process of the screen frame 14, and forth movement of the screen cleaning equipment, and forth movement, which is performed reciprocating movement of the screen frame 78;
when the screen frame 4 reciprocates up and down, the screen frame 4 drives the bearing rods 26 at two sides to synchronously move, the bearing rods 26 drive the guide sliding plates 25 to slide up and down in the fixed frame 1, so that the bearing rods 26 drive the tooth plates 24 to synchronously move through the guide sliding plates 25, through transmission between gears, the tooth plates 24 drive the transmission toothed plates 27 to rotate, the transmission toothed plates 27 drive the transmission supporting rods 29 to move through the crank connecting rods 28, the transmission supporting rods 29 drive the limiting sliding plates 30 to slide in the supporting frames 6, and the movement direction of the screen frame 4 influences, so that the limiting sliding plates 30 reciprocate left and right in the supporting frames 6, the limiting sliding plates 30 drive the redirection rods 31 to synchronously move and are influenced by the movement of the limiting sliding plates 30, the redirection rods 31 drive the discharge pipes 9 to swing left and right through the redirection pipe sleeves 32, the falling positions of the sand inside the discharge pipes 9 are changed, the sand falls are uniformly sprayed on the screen frame 4, the screening efficiency of the equipment is improved, the falling area of the sand is increased, the sand is avoided on the screen frame 4 below, the sand achieves the effect of preventing the sand from accumulation, and the problem of the sand, the problem that the falling angle of the sand is uneven is caused by the sand and the problem of the sand, and the fixed falling angle of the sand is solved;
the grit drops into the inside of going into hopper 7, and the grit falls in the inside of going into hopper 7 and until falling to sieve frame 4 from the inside of discharging pipe 9 and carry out the screening processing, and the grit after the whereabouts, after the screening through sieve frame 4, large granule grit slides down from sieve frame 4 lower extreme arc 5, and the small granule grit that the screening obtained falls to lower slide 8 on, glidingly collect on lower slide 8.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The sandstone particle screening device for the hydraulic engineering comprises a fixing frame (1) and is characterized in that guide slide rails (2) are symmetrically and fixedly connected to the inside of the fixing frame (1), vertical slide blocks (3) are respectively and slidably connected to the insides of the two guide slide rails (2), a screen frame (4) is fixedly connected between the two vertical slide blocks (3), an arc plate (5) is fixedly connected to one end, far away from the guide slide rails (2), of the screen frame (4), a supporting frame (6) is fixedly connected to the upper surface of the fixing frame (1), a feeding hopper (7) is inserted into the inner part of the upper surface of the supporting frame (6), a lower slide plate (8) is fixedly connected to the lower part of the screen frame (4) between the two guide slide rails (2), a discharging pipe (9) is fixedly connected to the lower end, located below the supporting frame (6), fixing frame (1) is fixedly connected to the front side and the rear side of the screen frame (4), and fixing frame (23) is fixedly connected to the front side and the rear side of the screen frame (4);
prevent stifled mechanism (10) including single face pinion rack (11), one side meshing of single face pinion rack (11) is connected with gear plate (12), the inside grafting of gear plate (12) has transmission shaft (13), one end fixedly connected with adjusting screw (15) of gear plate (12) are kept away from in transmission shaft (13), location axle sleeve (14) have been cup jointed to the one end outside that adjusting screw (15) are close to in transmission shaft (13), the outside of adjusting screw (15) has cup jointed removal slider (16), one side fixedly connected with spacing post (17) that location axle sleeve (14) are close to removal slider (16), one side of removing slider (16) is rotated and is connected with auxiliary gear (18), the last surface meshing of auxiliary gear (18) is connected with fixed tooth plate (19), one side fixedly connected with concentric shaft (20) of removal slider (16) are kept away from to auxiliary gear (18), spacing axle sleeve (21) have been cup jointed to the outside of concentric shaft (20), the outer fixed surface of spacing axle sleeve (21) is connected with prevents blockking up (22), and prevents blockup (22) and sieve frame (4) and mutually support.
2. The sandstone granule screening device for hydraulic engineering of claim 1, characterized in that, it includes tooth board (24) to change mechanism (23), tooth board (24) is close to one side fixedly connected with direction slide (25) of mount (1), one side fixedly connected with adapter rod (26) that direction slide (25) is close to screen frame (4), one side meshing of tooth board (24) is connected with transmission toothed plate (27), the front surface swing joint of transmission toothed plate (27) has crank connecting rod (28), the one end swing joint that transmission toothed plate (27) was kept away from in crank connecting rod (28) has transmission branch (29), the one end swing joint that crank connecting rod (28) was kept away from in transmission branch (29) has spacing slide (30), and spacing slide (30) is located the inside of support frame (6), one side fixedly connected with of spacing slide (30) that is close to screen frame (4) changes pole (31), it changes the pole (32) to change the one end fixedly connected with that spacing slide (30) was kept away from to change pole (31), and pipe sleeve (32) is located the outside of changing to pipe box (9).
3. The sand and stone particle screening device for the hydraulic engineering as claimed in claim 1, wherein the lower surface of the screen frame (4) is symmetrically and fixedly connected with a positioning shaft sleeve (14), one side of the fixed toothed plate (19) far away from the auxiliary gear (18) is fixedly connected with the lower surface of the screen frame (4), one end of the limiting column (17) penetrates through the inside of the movable sliding block (16) and is fixedly connected with the positioning shaft sleeve (14), and the outside of the adjusting screw (15) is sleeved with two movable sliding blocks (16).
4. The sand and stone particle screening device for the water conservancy project as claimed in claim 2, wherein the insides of the front side and the rear side of the fixing frame (1) are both slidably connected with guide sliding plates (25), one ends of the bearing rods (26) far away from the guide sliding plates (25) are fixedly connected with the screen frame (4), the inside of the supporting frame (6) is symmetrically slidably connected with the limit sliding plates (30), and the inside of the supporting frame (6) is symmetrically provided with through hole sliding grooves matched with the limit sliding plates (30).
5. The sand and stone particle screening device for the water conservancy project as claimed in claim 2, wherein a discharge pipe (9) is inserted into the direction-changing pipe sleeve (32), the direction-changing pipe sleeve (32) is fixedly connected with the discharge pipe (9), a motor is fixedly connected to the lower portion of the screen frame (4) in the guide sliding rail (2), the motor is matched with the screen frame (4), and the transmission toothed plate (27) is rotatably connected with the front surface of the fixing frame (1).
6. The sand and stone particle screening device for the water conservancy project as claimed in claim 1, wherein one end of the adjusting screw rod (15) far away from the gear plate (12) is rotatably connected with the fixing frame (1), one end of the transmission shaft (13) far away from the positioning shaft sleeve (14) is rotatably connected with the inner wall of the fixing frame (1), and the transmission shaft (13) is fixedly connected with the gear plate (12).
7. The sand and stone particle screening device for the water conservancy project as claimed in claim 2, wherein sliding grooves matched with the guide sliding plates (25) are formed in the front surface and the rear surface of the fixing frame (1), one end, close to the arc-shaped plate (5), of the lower sliding plate (8) is arranged in an arc shape, and guide through holes matched with the limiting columns (17) are formed in the movable sliding block (16).
8. A screening method of a sand and stone particle screening device for hydraulic engineering is characterized by comprising the following steps:
the method comprises the following steps: controlling a motor on the equipment to work, so that the screen frame (4) drives the vertical sliding blocks (3) on the two sides to do up-and-down reciprocating motion in the guide sliding rail (2), along with the work of the screen frame (4), sand and stone are put into the feeding hopper (7), and the sand and stone fall in the feeding hopper (7) until the sand and stone fall onto the screen frame (4) from the inside of the discharge pipe (9) to be screened;
step two: along with the up-and-down reciprocating motion of the screen frame (4), the screen frame (4) drives a gear plate (12) to rotate on one side of a single-face toothed plate (11) through a positioning shaft sleeve (14), the rotating direction is changed along with the change of the screen frame (4), along with the rotation of the gear plate (12), the gear plate (12) drives a moving sliding block (16) outside an adjusting screw rod (15) to slide outside a limiting column (17) through a transmission shaft (13), and the moving sliding block (16) reciprocates back and forth outside the adjusting screw rod (15);
along with the back-and-forth reciprocating motion of the movable sliding block (16), the movable sliding block (16) drives the auxiliary gear (18) to roll back and forth on the lower surface of the fixed toothed plate (19), meanwhile, the auxiliary gear (18) drives the concentric shaft (20) to synchronously rotate, the concentric shaft (20) drives the anti-blocking block (22) on the external limiting shaft sleeve (21) to dredge the screen holes of the screen frame (4) in the back-and-forth rotating process, and the screening efficiency of the equipment is improved;
step three: when the screen frame (4) reciprocates up and down, the screen frame (4) drives the bearing rods (26) on two sides to move, the bearing rods (26) drive the guide sliding plate (25) to slide in the fixed frame (1), so that the guide sliding plate (25) drives the tooth plates (24) to move synchronously, through transmission between gears, the tooth plates (24) drive the transmission toothed plate (27) to rotate, the transmission toothed plate (27) drives the transmission supporting rod (29) to move through the crank connecting rod (28), and the transmission supporting rod (29) drives the limiting sliding plate (30) to slide in the support frame (6);
the movement direction of the screen frame (4) affects the limiting sliding plate (30) to reciprocate left and right in the supporting frame (6), the limiting sliding plate (30) drives the direction change rod (31) to move synchronously, the direction change rod (31) drives the discharge pipe (9) to swing left and right through the direction change pipe sleeve (32), and then the falling position of sand inside the discharge pipe (9) is changed, so that the sand is uniformly sprayed on the screen frame (4), and the screening efficiency of equipment is improved;
step four: grit behind the decline, behind the screening of screen frame (4), large granule grit slides down from screen frame (4) lower extreme arc (5), and the little granule grit that the screening obtained falls to slide down (8), glides on slide (8) down and collects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211392563.0A CN115569840A (en) | 2022-11-08 | 2022-11-08 | Sand and stone particle screening device for hydraulic engineering and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211392563.0A CN115569840A (en) | 2022-11-08 | 2022-11-08 | Sand and stone particle screening device for hydraulic engineering and method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115569840A true CN115569840A (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211392563.0A Pending CN115569840A (en) | 2022-11-08 | 2022-11-08 | Sand and stone particle screening device for hydraulic engineering and method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115889178A (en) * | 2023-03-02 | 2023-04-04 | 浙江木松建设有限公司 | Building sandstone screening device and screening method |
| CN117000587A (en) * | 2023-10-07 | 2023-11-07 | 河南太行重型机械股份有限公司 | Environment-friendly grit aggregate screening equipment |
| CN117102024A (en) * | 2023-10-18 | 2023-11-24 | 山西首钢国际工程技术有限公司 | Sand and stone separator for civil engineering |
-
2022
- 2022-11-08 CN CN202211392563.0A patent/CN115569840A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115889178A (en) * | 2023-03-02 | 2023-04-04 | 浙江木松建设有限公司 | Building sandstone screening device and screening method |
| CN117000587A (en) * | 2023-10-07 | 2023-11-07 | 河南太行重型机械股份有限公司 | Environment-friendly grit aggregate screening equipment |
| CN117000587B (en) * | 2023-10-07 | 2024-01-09 | 河南太行重型机械股份有限公司 | Environment-friendly grit aggregate screening equipment |
| CN117102024A (en) * | 2023-10-18 | 2023-11-24 | 山西首钢国际工程技术有限公司 | Sand and stone separator for civil engineering |
| CN117102024B (en) * | 2023-10-18 | 2023-12-22 | 山西首钢国际工程技术有限公司 | Sand and stone separator for civil engineering |
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