CN117983537A - Anti-blocking sand screening device - Google Patents

Anti-blocking sand screening device Download PDF

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Publication number
CN117983537A
CN117983537A CN202410397220.6A CN202410397220A CN117983537A CN 117983537 A CN117983537 A CN 117983537A CN 202410397220 A CN202410397220 A CN 202410397220A CN 117983537 A CN117983537 A CN 117983537A
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CN
China
Prior art keywords
fixedly connected
sand
screen
base
outer side
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Pending
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CN202410397220.6A
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Chinese (zh)
Inventor
陈芳
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Jiangxi Maoye Construction Engineering Co ltd
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Jiangxi Maoye Construction Engineering Co ltd
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Application filed by Jiangxi Maoye Construction Engineering Co ltd filed Critical Jiangxi Maoye Construction Engineering Co ltd
Priority to CN202410397220.6A priority Critical patent/CN117983537A/en
Publication of CN117983537A publication Critical patent/CN117983537A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an anti-blocking sand screening device, which relates to the technical field of screening devices and comprises a base, wherein a blanking component for storing mixed sand is arranged at the top end of the base, a primary screening component for primarily separating sand is arranged in the base, and a screening component for screening sand is arranged on the right side of the base.

Description

Anti-blocking sand screening device
Technical Field
The invention relates to the technical field of screening devices, in particular to an anti-blocking sand screening device.
Background
The sand and stone screening device is special equipment for screening and separating sand and stone and other granular materials, if a large amount of stones are carried in the process of collecting sand and stone, the mixed sand and stone can be screened by using a screen, the stones and small particles are separated out through vibration or mechanical force, proper screen size and equipment can be selected according to the needs, and coarse screening and fine screening operations are performed so as to achieve the purpose of separating the stones and the small particles.
The in-process of gathering grit can carry a large amount of stones, and the big stone that is gathered together can pour screening plant into together, and partial stone weight is too big, can give the very big extrusion force of screen cloth at the screening in-process, leads to the screen cloth excessive wear even damaged, very influences the life of screen cloth.
When the grit to mixing carries out the screening, if the aperture size of stone and screen cloth is similar, stone surface is very coarse, and the stone can't hold through, then the stone just blocks on the screen cloth very easily, receives the extrusion of other grit again and will die the card in the screen cloth gap, and the screen cloth blocks up too much stone and can lead to the unable normal hourglass of tiny particle down, influences the subsequent screening work of screen cloth.
Disclosure of Invention
(One) solving the technical problems
Aiming at the defects of the prior art, the invention provides an anti-blocking sand screening device, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: an anti-blocking sand screening device is used for screening mixed sand and stone and comprises a base, wherein a blanking component for storing the mixed sand and stone is arranged at the top end of the base, a primary screening component for primarily separating sand and stone is arranged in the base, a screening component for screening sand and stone is arranged on the right side of the base, and a cleaning component for cleaning a screen is arranged on the back of the base;
The primary screening assembly comprises a conveying assembly and a straight screening assembly, wherein the conveying assembly is arranged inside the base and used for conveying sand and stones, and the straight screening assembly is arranged at the top of the base and used for screening and removing stones.
Preferably, the unloading subassembly includes the support frame of fixed connection in the base top, support frame top fixedly connected with hopper, the feed opening has been seted up to the inside feed opening of hopper, the stone outlet has been seted up in the hopper left side.
Preferably, the conveying assembly comprises a driving shaft which is rotationally connected to the inside of the base, a motor is fixedly connected to the back of the driving shaft, rollers are fixedly connected to the outer sides of the driving shaft, conveying belts are rotationally connected to the outer sides of the rollers, driven shafts are rotationally connected to the inside of the base, driven wheels are fixedly connected to the outer sides of the driven shafts, the driven wheels are rotationally connected with the conveying belts, and the rollers and the driven wheels are all located in the inside of the base and are distributed in parallel.
Preferably, the straight screen assembly comprises a deflection disc fixedly connected to the front surface of the driving shaft, the front surface of the deflection disc is rotationally connected with a driven rod, the driven rod is eccentrically connected with the deflection disc, one end of the driven rod, which is far away from the deflection disc, is rotationally connected with a shaking rod, the top of the shaking rod is fixedly connected with a straight screen, the bottom of the straight screen is fixedly connected with a connecting rod, the outer side of the connecting rod is fixedly connected with a spring piece, and the bottom of the spring piece is fixedly connected with a base.
Preferably, the screening subassembly includes the driving gear in the driving shaft outside of fixedly connected with, the oblique fill of base outside fixedly connected with pay-off, the base outside fixedly connected with screen cloth support, the inside rotation of screen cloth support is connected with the grit screen cloth, the one end fixedly connected with driven ring gear that the grit screen cloth is close to the oblique fill of pay-off, screen cloth support top fixedly connected with tooth axle, the tooth axle outside rotates and is connected with anti-sticking gear, driven ring gear and driving gear engagement, the one end that the oblique fill of pay-off is close to the grit screen cloth extends to inside the grit screen cloth.
Preferably, the mesh is seted up on the outside of grit screen cloth, anti-sticking gear activity meshing is in the mesh is inside.
Preferably, the cleaning component comprises a rotating shaft support fixedly connected to the outer side of the screen support, a water tank is fixedly connected to the outer side of the base, a water pipe is fixedly connected to the top end of the water tank, one end of the water pipe, which is far away from the water tank, is fixedly connected with a spraying block, a transmission gear is rotationally connected to the outer side of the base and meshed with a driving gear, a moving disc is fixedly connected to the back of the transmission gear, a reciprocating bar is rotationally connected to the back of the moving disc, the moving disc is eccentrically connected with the reciprocating bar, a screw is rotationally connected to the top end of the rotating shaft support, a threaded bar is fixedly connected to the inner side of the screw, the outer side of the threaded bar is in sliding connection with the spraying block, a sliding rail is fixedly connected to the outer side of the rotating shaft support, and the screen support is fixedly connected to the spraying block.
Preferably, the outside fixedly connected with of screw thread strip deflects the tooth, reciprocating groove has been seted up to inside the reciprocating strip, reciprocating inslot wall fixedly connected with rack, the rack meshes with deflecting the tooth, the spray nozzle is provided with in the spray piece outside.
(III) beneficial effects
The anti-blocking sand screening device provided by the invention has the following beneficial effects:
1. According to the invention, through the use of the primary screen assembly, the driving shaft of the motor rotates, the deflection disc rotates to drive the driven rod to move left and right to drive the straight screen to shake left and right, mixed sand and stones accumulated on the right side of the straight screen are gradually scattered to the left, small stones and fine sand grains can fall onto the conveying belt from gaps, and stones larger than the gaps can slide down to the left to be collected, so that the primary screening is finished, the effect of separating large stones in the mixed sand and stones is achieved, the screen is prevented from being damaged by the large stones during subsequent screening, and the service life of the screen is prolonged.
2. According to the invention, through the use of the screening component, the driving shaft drives the driving gear to rotate, the driven gear ring drives the sand screen to rotate, sand in the sand screen also rolls, fine sand falls below the sand screen through the screen holes, stones with larger pore diameters than the screen holes fall from the rear end of the sand screen along the sand screen holes, the separation task of sand is completed, the effect of separating small stones from sand is achieved, the screen holes squeeze the anti-blocking gear to rotate, the anti-blocking gear slides into the screen holes blocked with stones, the stones are squeezed downwards to squeeze out the stones, the effect of preventing the sand from blocking the screen holes is achieved, sundries in the screen holes are dredged, and the use function of the screen is guaranteed.
3. According to the invention, through the use of the cleaning assembly, the driving gear rotates to drive the transmission gear to rotate so as to push the rack to move rightwards, the screw is made to rotate so as to drive the spray block to move in the direction close to the deflection teeth, the water spraying device supplies water for the water pipe, high-speed water flows are sprayed to the sand screen through the water pipe and the spray block, sand and dust adhered to the screen holes are cleaned, the screen holes are prevented from being blocked, the effect of cleaning the screen holes is achieved, meanwhile, sand dust adhered to the screen holes can be cleaned, the reciprocating strip is used for driving the rack to move leftwards, the screw is made to rotate so as to drive the spray block to reciprocate to clean all the screen holes in sequence, water is reduced, the whole screen holes are ensured to be cleaned, the screen hole cleaning work is completed, and the service efficiency of the screen is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a left side schematic view of the overall structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 4 is a schematic view of a screen assembly of the present invention;
FIG. 5 is a schematic view of a portion of a screen assembly of the present invention;
FIG. 6 is a schematic view of the back of the overall structure of the present invention;
FIG. 7 is a schematic view of a cleaning assembly according to the present invention;
FIG. 8 is a schematic view of a partial purge assembly according to the present invention.
Reference numerals in the drawings represent respectively:
1. A base;
2. A blanking assembly; 21. a hopper; 22. a support frame; 23. a feed opening; 24. a stone outlet;
3. A primary screen assembly; 31. a transfer assembly; 311. a motor; 312. a driving shaft; 313. a roller; 314. a conveyor belt; 315. a driven shaft; 316. driven wheel; 32. a straight screen assembly; 321. straight screen; 322. a connecting rod; 323. a spring piece; 324. a shaking rod; 325. a driven rod; 326. a deflection disc;
4. A screen assembly; 41. feeding an inclined hopper; 42. a screen support; 43. sand screen; 44. a drive gear; 45. a driven gear ring; 46. a tooth shaft; 47. anti-seize gear; 48. a sieve pore;
5. A purge assembly; 51. a water tank; 52. a screw; 53. a water pipe; 54. spraying blocks; 55. a thread strip; 56. a transmission gear; 57. a moving tray; 58. deflection teeth; 59. a reciprocating bar; 510. a reciprocating groove; 511. a rack; 512. a rotating shaft bracket; 513. a slide rail.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 8, an anti-clogging sand screening device according to a preferred embodiment of the present invention will be described in detail below.
An anti-blocking sand screening device is used for screening mixed sand.
The utility model provides an anti-blocking sand screening plant includes base 1, and base 1 top is provided with the unloading subassembly 2 that stores mixed grit, and the inside of base 1 is provided with the preliminary screening subassembly 3 of preliminary separation grit, and base 1 right side is provided with screening subassembly 4 of screening grit, and base 1's back is provided with the clear subassembly 5 of clean screen cloth;
The primary screening assembly 3 comprises a conveying assembly 31 arranged inside the base 1 and used for conveying sand and a straight screening assembly 32 arranged at the top of the base 1 and used for screening out large stones.
The blanking assembly 2 comprises a supporting frame 22 fixedly connected to the top of the base 1, the supporting frame 22 is made of stainless steel, the texture is hard, the supporting force is large, deformation is difficult, a hopper 21 is fixedly connected to the top of the supporting frame 22, the hopper 21 is made of stainless steel, the texture is hard and corrosion-resistant, a blanking opening 23 is formed in the hopper 21, and a stone outlet 24 is formed in the left side of the hopper 21.
The conveying assembly 31 comprises a driving shaft 312 which is rotationally connected to the inside of the base 1, the driving shaft 312 is made of alloy steel, the texture is hard and abrasion-resistant, a motor 311 is fixedly connected to the back of the driving shaft 312, a power supply is externally connected to the motor 311, the motor 311 is powered, a roller 313 is fixedly connected to the outer side of the driving shaft 312, the roller 313 is made of stainless steel and is subjected to surface sanding treatment, friction force is increased, the texture is hard and corrosion-resistant, a conveying belt 314 is rotationally connected to the outer side of the roller 313, the conveying belt 314 is made of abrasion-resistant rubber, the soft and corrosion-resistant, a driven shaft 315 is rotationally connected to the inside of the base 1, a driven wheel 316 is fixedly connected to the outer side of the driven shaft 315, the driven wheel 316 is made of stainless steel and is subjected to surface sanding treatment, friction force is increased, the roller 313 and the driven wheel 316 are rotationally connected to the conveying belt 314, and the driven wheel 316 are located in the inside of the base 1 and are distributed in parallel.
The straight screen assembly 32 comprises a deflection disc 326 fixedly connected to the front surface of the driving shaft 312, the deflection disc 326 is made of alloy steel, the texture is hard and abrasion-resistant, the front surface of the deflection disc 326 is rotationally connected with a driven rod 325, the driven rod 325 is eccentrically connected with the deflection disc 326, the driven rod 325 is made of stainless steel, the texture is hard and corrosion-resistant, one end of the driven rod 325, which is far away from the deflection disc 326, is rotationally connected with a shaking rod 324, the shaking rod 324 is made of stainless steel, the texture is hard and corrosion-resistant, the top of the shaking rod 324 is fixedly connected with a straight screen 321, the straight screen 321 is made of stainless steel, the bottom of the straight screen 321 is fixedly connected with a connecting rod 322, the outer side of the connecting rod 322 is fixedly connected with a spring piece 323, the spring piece 323 is made of phosphor bronze, the elasticity is good and is not easy to break, and the bottom of the spring piece 323 is fixedly connected with the base 1.
The screening component 4 comprises a driving gear 44 fixedly connected to the outer side of a driving shaft 312, the driving gear 44 is made of alloy steel, the texture is hard and abrasion-resistant, a feeding inclined hopper 41 is fixedly connected to the outer side of the base 1, a ramp is arranged in the feeding inclined hopper 41, a screen support 42 is fixedly connected to the outer side of the base 1, a sand screen 43 is rotatably connected to the inner side of the screen support 42, the sand screen 43 is made of stainless steel, the texture is hard and corrosion-resistant, a driven gear ring 45 is fixedly connected to one end of the sand screen 43, which is close to the feeding inclined hopper 41, a gear shaft 46 is fixedly connected to the top of the screen support 42, an anti-jamming gear 47 is rotatably connected to the outer side of the gear shaft 46, the anti-jamming gear 47 is made of alloy steel, the texture is hard and not easy to break, the driven gear ring 45 is meshed with the driving gear 44, and one end of the feeding inclined hopper 41, which is close to the sand screen 43, extends into the inner side of the sand screen 43.
The outside of the sand screen 43 is provided with a screen hole 48, and the anti-blocking gear 47 is movably meshed inside the screen hole 48.
The cleaning component 5 comprises a rotating shaft bracket 512 fixedly connected to the outer side of the screen bracket 42, a water tank 51 is fixedly connected to the outer side of the base 1, the water tank 51 is made of PP material and corrosion-resistant, a water spraying device is arranged in the water tank 51 and used for providing high-speed water flow in the water pipe 53, the water spraying device is externally connected with a power supply, a water pipe 53 is fixedly connected to the top end of the water tank 51, the water pipe 53 is made of rubber material and soft and stretchable, one end of the water pipe 53 far away from the water tank 51 is fixedly connected with a spraying block 54, a transmission gear 56 is rotatably connected to the outer side of the base 1, the transmission gear 56 is made of stainless steel material, the texture is hard and corrosion-resistant, the transmission gear 56 is meshed with the driving gear 44, a movable disc 57 is fixedly connected to the back of the transmission gear 56, a reciprocating bar 59 is rotatably connected to the back of the movable disc 57, the movable disc 57 is eccentrically connected with the reciprocating bar 59, a screw 52 is rotatably connected to the top end of the rotating shaft bracket 512, the screw 52 is made of alloy steel, a hard and wear-resistant, a threaded bar 55 is fixedly connected to the outer side of the screw 52, the threaded bar 55 is slidably connected to the spraying block 54, the inner side of the rotating shaft bracket 512 is fixedly connected to the sliding rail 513, and the sliding block 513 is fixedly connected to the screen bracket 42, and the sliding block 54 is slidably connected to the sliding block 54.
The outside of the thread strip 55 is fixedly connected with deflection teeth 58, the deflection teeth 58 are made of alloy steel, the texture is hard and wear-resistant, a reciprocating groove 510 is formed in the reciprocating strip 59, a rack 511 is fixedly connected to the inner wall of the reciprocating groove 510, the rack 511 is made of alloy steel, the texture is hard and wear-resistant, the rack 511 is meshed with the deflection teeth 58, and a nozzle is arranged on the outer side of the spray block 54.
The following are all working processes and working principles of the above embodiments: the operator turns on the motor 311 and the external power supply of the water spraying device in the water tank 51 to enable the device to operate, and the operator drives the excavator or the loader to load mixed sand and stone into the hopper 21 from the feed opening 23, so that part of mixed sand and stone can fall on the top of the straight screen 321.
The motor 311 drives the driving shaft 312 to rotate clockwise, the driving shaft 312 drives the deflection disc 326 to rotate clockwise, because the joint of the driven rod 325 and the deflection disc 326 is not the center of a circle, the deflection disc 326 rotates clockwise to drive the driven rod 325 to move left and right, the support of the straight screen 321 is a spring piece 323, the spring piece 323 has certain elasticity, the driven rod 325 drives the shaking rod 324 to shake left and right, the shaking force generated by shaking the straight screen 321 left and right can transfer mixed sand and stone, the mixed sand and stone generate relative movement relative to the straight screen 321, the mixed sand and stone piled on the right side of the straight screen 321 is dispersed to the left side gradually, small stones and fine sand and stone fall to the top of the conveyor belt 314 from the gap between the straight screens 321, the stones larger than the gap between the straight screens 321 can slide from the left end of the straight screens 321, so as to finish the first screening, the effect of separating the big stones in the mixed sand and stone in the sand and stone is separated, the effect of the big stone and stone in the sand and stone is prevented from damaging 43 in the subsequent screening, the service life of the sand and stone screen 43 is used for loading the large stone and stone screen 43 in the construction industry.
The driving shaft 312 rotates clockwise and drives the roller 313 to rotate clockwise, so that the conveying belt 314 rotates clockwise, sand and stone above the conveying belt 314 falls into the inclined feeding hopper 41 from the right side of the conveying belt 314, and the sand and stone slide into the sand and stone screen 43 along the inclined feeding hopper 41.
The driving shaft 312 rotates clockwise, simultaneously, drive driving gear 44 rotates clockwise, driving gear 44 meshes with driven ring gear 45, make driven ring gear 45 anticlockwise rotation, driven ring gear 45 drives grit screen cloth 43 anticlockwise rotation, grit inside grit screen cloth 43 also takes place to roll, tiny grit drops to the below of grit screen cloth 43 through sieve mesh 48, the stone that is bigger than sieve mesh 48 aperture can not drop from sieve mesh 48, stone that is bigger than sieve mesh 48 aperture can drop along grit screen cloth 43 from its rear end, accomplish the separation task of grit, the effect of separating little stone and grit has been played, staff's driving loader is with little stone and the grit of separation respectively, because anti-sticking gear 47 and sieve mesh 48 movable engagement, when the grit screen cloth 43 anticlockwise rotates, the tooth of mesh 48 extrusion anti-sticking gear 47 makes anti-sticking gear 47 rotate clockwise, anti-sticking gear 47 and grit screen cloth 43 are similar to the gear engagement, when the inside card of sieve mesh 48 has the stone, anti-sticking gear 47 meshes to the inside sieve mesh 48 of card stone, anti-sticking gear 47 is pressed the stone piece downwards to squeeze stone piece to the sieve mesh 48, the stone piece is extruded in the sieve mesh 48 has guaranteed that the mesh 48 has reached the effect of dredging the grit screen cloth, the debris has been reached, the effect of dredging the inside mesh is guaranteed.
When the driving gear 44 rotates clockwise, the driving gear 44 is meshed with the transmission gear 56, the driving gear 44 drives the transmission gear 56 to rotate anticlockwise, the transmission gear 56 drives the movable disk 57 to rotate anticlockwise, the joint of the movable disk 57 and the reciprocating bar 59 deviates from the circle center of the movable disk 57, the joint of the movable disk 57 and the reciprocating bar 59 is positioned at the right end of the movable disk 57, the movable disk 57 pushes the reciprocating bar 59 to move rightwards, the reciprocating bar 59 drives the rack 511 to move rightwards, the rack 511 is meshed with the deflection teeth 58, the rack 511 drives the deflection teeth 58 to enable the screw 52 to rotate clockwise, as the outside of the screw 52 is fixedly connected with the screw 55, the screw 55 is in threaded connection with the spray block 54, the spray block 54 is slidingly connected to the top of the transmission gear 56, the screw 52 rotates clockwise to drive the spray block 54 to move close to the deflection teeth 58, a water spraying device inside the water pipe 53 supplies water, high-speed water flow enters the spray block 54 through the water pipe 53, the spray nozzle outside the spray block 54 is sprayed to the sand and gravel screen 43, sand and dust adhered on the cleaning screen 48 are prevented from being blocked by the screen 48, when the joint of the movable disk 57 and the reciprocating bar 59 is positioned at one end of the movable disk 57 and the reciprocating bar 59, the movable disk 57 is far away from the sand and dust adhered to the screen 48, the sand and dust adhered to the screen 48 are prevented from moving away from the sand screen 48, the sand and dust adhered to the rack 48, the cleaning rack 48 is simultaneously, the dust is prevented from moving away from the screen 48, and the screen 48 is prevented from moving the screen 48, and the screen is moved away from the screen 48 and the screen by the rack and the rack 48, which is moved in the movement, which is moved away from the support by the rack and is moved away from the sieve, and the screen, which is moved by the sieve, and the dust, which is moved by the dust, and the dust, which is moved, and the dust, and is moved, and the screen 48, which is moved. The efficiency of use of the sand screen 43 is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. Anti-blocking sand screening device for screening mixed sand, including base (1), its characterized in that: the sand and gravel separating device is characterized in that a blanking component (2) for storing mixed sand and gravel is arranged at the top end of the base (1), a primary screening component (3) for primarily separating sand and gravel is arranged in the base (1), a screening component (4) for screening sand and gravel is arranged on the right side of the base (1), and a cleaning component (5) for cleaning a screen is arranged on the back of the base (1);
The primary screening assembly (3) comprises a conveying assembly (31) which is arranged inside the base (1) and used for conveying sand and stones, and a straight screening assembly (32) which is arranged at the top of the base (1) and used for screening out large stones.
2. An anti-jam sand screening device as claimed in claim 1, wherein: the blanking assembly (2) comprises a supporting frame (22) fixedly connected to the top of the base (1), a hopper (21) is fixedly connected to the top of the supporting frame (22), a blanking opening (23) is formed in the hopper (21), and a stone outlet (24) is formed in the left side of the hopper (21).
3. An anti-jam sand screening device as claimed in claim 1, wherein: the conveying assembly (31) comprises a driving shaft (312) which is rotationally connected to the inside of the base (1), a motor (311) is fixedly connected to the back of the driving shaft (312), a roller (313) is fixedly connected to the outer side of the driving shaft (312), a conveying belt (314) is rotationally connected to the outer side of the roller (313), a driven shaft (315) is rotationally connected to the inside of the base (1), a driven wheel (316) is fixedly connected to the outer side of the driven shaft (315), the driven wheel (316) is rotationally connected with the conveying belt (314), and the roller (313) and the driven wheel (316) are both located in the inside of the base (1) and are distributed in parallel.
4. An anti-jam sand screening device as claimed in claim 1, wherein: the vertical screen assembly (32) comprises a deflection disc (326) fixedly connected to the front face of the driving shaft (312), the deflection disc (326) is positively rotationally connected with a driven rod (325), the driven rod (325) is eccentrically connected with the deflection disc (326), one end of the driven rod (325), which is far away from the deflection disc (326), is rotationally connected with a shaking rod (324), the top of the shaking rod (324) is fixedly connected with a vertical screen (321), the bottom of the vertical screen (321) is fixedly connected with a connecting rod (322), the outer side of the connecting rod (322) is fixedly connected with a spring piece (323), and the bottom of the spring piece (323) is fixedly connected with a base (1).
5. An anti-jam sand screening device as claimed in claim 1, wherein: the screening assembly (4) comprises a driving gear (44) fixedly connected to the outer side of a driving shaft (312), a feeding inclined hopper (41) is fixedly connected to the outer side of the base (1), a screen support (42) is fixedly connected to the outer side of the base (1), a sand screen (43) is rotatably connected to the inner side of the screen support (42), a driven gear ring (45) is fixedly connected to one end of the sand screen (43) close to the feeding inclined hopper (41), a gear shaft (46) is fixedly connected to the top of the screen support (42), an anti-jamming gear (47) is rotatably connected to the outer side of the gear shaft (46), the driven gear ring (45) is meshed with the driving gear (44), and one end of the feeding inclined hopper (41) close to the sand screen (43) extends to the inner side of the sand screen (43).
6. An anti-jam sand screening device as claimed in claim 5, wherein: the outside of grit screen cloth (43) has seted up sieve mesh (48), anti-sticking gear (47) activity meshing is in sieve mesh (48) inside.
7. An anti-jam sand screening device as claimed in claim 1, wherein: the cleaning assembly (5) comprises a rotating shaft support (512) fixedly connected to the outer side of the screen support (42), a water tank (51) is fixedly connected to the outer side of the base (1), a water pipe (53) is fixedly connected to the top end of the water tank (51), a spraying block (54) is fixedly connected to one end of the water pipe (53) away from the water tank (51), a transmission gear (56) is rotationally connected to the outer side of the base (1), the transmission gear (56) is meshed with the driving gear (44), a movable disc (57) is fixedly connected to the back of the transmission gear (56), a reciprocating bar (59) is rotationally connected to the back of the movable disc (57), the movable disc (57) is eccentrically connected with the reciprocating bar (59), a screw (52) is rotationally connected to the top end of the rotating shaft support (512), a threaded bar (55) is fixedly connected to the outer side of the screw, the threaded bar (55) is slidingly connected with a sliding rail (513) on the inner side of the rotating shaft support (512), the sliding rail (513) is fixedly connected to the screen support (42), and the sliding block (54) is slidingly connected to the inner side of the sliding rail (513).
8. An anti-jam sand screening device as claimed in claim 7, wherein: the outer side of the threaded strip (55) is fixedly connected with a deflection tooth (58), a reciprocating groove (510) is formed in the reciprocating strip (59), a rack (511) is fixedly connected to the inner wall of the reciprocating groove (510), the rack (511) is meshed with the deflection tooth (58), and a nozzle is arranged on the outer side of the spray block (54).
CN202410397220.6A 2024-04-03 2024-04-03 Anti-blocking sand screening device Pending CN117983537A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410397220.6A CN117983537A (en) 2024-04-03 2024-04-03 Anti-blocking sand screening device

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Application Number Priority Date Filing Date Title
CN202410397220.6A CN117983537A (en) 2024-04-03 2024-04-03 Anti-blocking sand screening device

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CN117983537A true CN117983537A (en) 2024-05-07

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