CN110586478A - A multistage screening plant of convenient to use type for compound fertilizer - Google Patents
A multistage screening plant of convenient to use type for compound fertilizer Download PDFInfo
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- CN110586478A CN110586478A CN201910873860.9A CN201910873860A CN110586478A CN 110586478 A CN110586478 A CN 110586478A CN 201910873860 A CN201910873860 A CN 201910873860A CN 110586478 A CN110586478 A CN 110586478A
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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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
Abstract
The invention relates to a screening device for compound fertilizer, in particular to a convenient-to-use multi-stage screening device for compound fertilizer. The technical problems of the invention are as follows: the convenient-to-use type multi-stage screening device for the compound fertilizer is cost-saving and convenient to disassemble and assemble. The technical implementation scheme of the invention is as follows: a convenient-to-use multi-stage screening device for compound fertilizer comprises a base, a first bracket, a second bracket, a first bearing, a second bearing, a third bearing, a fourth bearing and the like; the right side at base top is connected with first support, and the left side at base top is connected with the second support. The convenient-to-use multi-stage screening device for the compound fertilizer, provided by the invention, is provided with the plurality of filter screens, can screen the compound fertilizer with different particle sizes, can carry out multi-stage screening without purchasing different screening devices, saves the cost, is easy to disassemble and assemble, is convenient for discharging residual materials, and is beneficial to the use of workers.
Description
Technical Field
The invention relates to a screening device for compound fertilizer, in particular to a convenient-to-use multi-stage screening device for compound fertilizer.
Background
The compound fertilizer is a chemical fertilizer containing two or more nutrient elements, the compound fertilizer has the advantages of high nutrient content, less side components, good physical properties and the like, the fertilizer utilization rate is improved for balanced fertilization, and the high and stable yield of crops is promoted.
Disclosure of Invention
In order to overcome the defects that the existing screening device for the compound fertilizer can only carry out single-stage screening on the compound fertilizer, and can carry out multi-stage screening only by purchasing different screening devices, the cost is wasted, the disassembly and the assembly are difficult, and the residual materials are difficult to discharge, the invention has the technical problems that: the convenient-to-use type multi-stage screening device for the compound fertilizer is cost-saving and convenient to disassemble and assemble.
The technical implementation scheme of the invention is as follows: a convenient-to-use multi-stage screening device for compound fertilizer comprises a base, a first support, a second support, a first bearing, a second bearing, a third bearing, a fourth bearing, a first large connecting shaft, a first U-shaped baffle, a long U-shaped plate, a second U-shaped baffle, a second large connecting shaft, a first large rotating shaft, a first circular baffle, a long arc plate, a small filter screen, a second circular baffle, a second large rotating shaft, a long insertion block, a large arc-shaped plate spring, a small support block and a large filter screen, wherein the right side of the top of the base is connected with the first support, the left side of the top of the base is connected with the second support, the upper part of the first support is embedded with the first bearing and the second bearing, the second bearing is positioned above the first bearing, the upper part of the second support is embedded with the third bearing and the fourth bearing, the fourth bearing is positioned above the third bearing, and corresponds to the second bearing, the third bearing corresponds to the first bearing, the first large connecting shaft is in interference connection with the first bearing, the left end of the first large connecting shaft is connected with a first U-shaped baffle plate, the first U-shaped baffle plate is positioned on the left side of the first support, the first U-shaped baffle plate is provided with a first large arc-shaped guide groove, the first large arc-shaped guide groove is positioned above the first large connecting shaft, the left side of the first U-shaped baffle plate is connected with a long U-shaped plate, the left side of the long U-shaped plate is connected with a second U-shaped baffle plate, the second U-shaped baffle plate is positioned on the right side of the second support, the left side of the second U-shaped baffle plate is connected with a second large connecting shaft, the second large connecting shaft and the first large connecting shaft are arranged in a coaxial mode, the second large connecting shaft is in interference connection with the third bearing, the second U-shaped baffle plate is provided with a second large arc-shaped guide groove, the second large arc-shaped guide, the first large rotating shaft is positioned in the first large arc-shaped guide groove, the first large rotating shaft is contacted with the first U-shaped baffle, the left end of the first large rotating shaft is connected with the first circular baffle, the left side of the first circular baffle is connected with the long arc-shaped plate, the bottom of the long arc-shaped plate is provided with the large arc-shaped groove, the small filter screen is positioned in the large arc-shaped groove, the small filter screen is connected with the long arc-shaped plate, the left side of the long arc-shaped plate is connected with the second circular baffle, the second circular baffle is positioned on the right side of the second U-shaped baffle, the first circular baffle, the long arc-shaped plate and the second circular baffle are all positioned in the long U-shaped plate, the left side of the second circular baffle is connected with the second large rotating shaft, the second large rotating shaft and the first large rotating shaft are coaxially arranged, the second large rotating shaft is positioned in the second large arc-shaped guide groove, the second large rotating shaft is contacted with the, the bottom of the long U-shaped plate is vertically provided with a large discharging hole, the bottom of the long U-shaped plate is horizontally provided with a large slot, the large slot is communicated with the large discharging hole, the bottom of the long U-shaped plate is provided with a large groove, the large groove is positioned behind the large discharging hole, the large groove is communicated with the large discharging hole, the lower end of the rear side of the long U-shaped plate is provided with a long slot, the long slot is positioned behind the large groove, the long slot is communicated with the large groove, the long insert is positioned in the large groove and the long insert, the long insert is in sliding fit with the long insert, the rear end of the long insert is vertically provided with a movable groove, the front end of the long insert is provided with a small arc-shaped groove, the lower part of the rear side of the long U-shaped plate is connected with a large arc-shaped plate spring, the lower end of the large arc-shaped plate spring is positioned in the movable groove, the large arc-shaped plate spring is contacted with the long insert, the front end of the long insert, In big recess and the little arc wall, the front end of crossing the filter screen greatly cooperatees with big slot, and the rear end of crossing the filter screen greatly cooperatees with little arc wall, and little tray is located the below of crossing the filter screen greatly, and long U-shaped board, long inserted block and little tray all contact with crossing the filter screen greatly, and the front side of the big connecting axle of second is opened has first jack, and first jack is located the left side of second support.
Optionally, the rack also comprises a big gear, a concave block, an arc limiting plate, an inserting rod, a small arc plate spring and a small gear, wherein the big gear is positioned on the left side of the second support, a big round hole is formed in the central position of the big gear, a second big connecting shaft is positioned in the big round hole, the second big connecting shaft is in sliding fit with the big round hole, axial sliding grooves are formed in the big gear in an up-and-down symmetrical mode, the big round hole is positioned between the axial sliding grooves which are arranged in an up-and-down symmetrical mode, the big round hole is communicated with the axial sliding grooves, the concave block is connected with the second big connecting shaft in an up-and-down symmetrical mode, the concave block is positioned in the axial sliding grooves, the concave block is in sliding fit with the axial sliding grooves, the left side of the big gear is connected with an arc limiting plate, the arc limiting plate is matched with the second big connecting shaft, the, the left side of gear wheel is connected with little arc leaf spring, and little arc leaf spring is located the place ahead of inserted bar, and little arc leaf spring contacts with the inserted bar, and the pinion is located the top of gear wheel, and the pinion meshes with the gear wheel mutually, and the pinion contacts with the gear wheel.
Optionally, the movable plate is connected to the right end of the first large connecting shaft and located on the right side of the first support, a plurality of pin holes are uniformly formed in the circumferential direction of the small disc, the movable plate is located on the right side of the small disc and in contact with the small disc, the pin rod is connected to the upper portion of the left side of the movable plate and located in the pin holes in a sliding mode, the pin rod is located below the first large connecting shaft and connected with the small guide rod, the small guide rod is located below the small disc, a small guide hole is formed in the lower portion of the movable plate, the small guide rod is located in the small guide hole in a sliding mode, the small spring is sleeved on the small guide rod, and the small spring is located on the right side of the movable plate.
Optionally, the device further comprises a small round block, a fixing plate and a large screw rod, the right end of the first large rotating shaft is connected with the small round block, the small round block is located above the small round disc, a plurality of large insertion holes are uniformly formed in the circumferential wall of the small round block, the right side of the first support is connected with the fixing plate, the fixing plate is located above the small round block, the fixing plate is in threaded connection with the large screw rod, the lower end of the large screw rod is located in the large insertion holes, and the large screw rod is in contact with the small round block.
The invention has the following advantages: the convenient-to-use multi-stage screening device for the compound fertilizer, provided by the invention, is provided with the plurality of filter screens, can screen the compound fertilizer with different particle sizes, can screen the compound fertilizer in multiple stages without purchasing different screening devices, saves the cost, is easy to disassemble and assemble, is convenient to discharge the residual materials, is beneficial to the use of workers, saves the time, has a simple structure, is convenient to operate, is easy to produce and manufacture, and is easy to maintain and repair.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a right-side structural schematic view of the first U-shaped baffle of the present invention.
Fig. 3 is a right sectional structural view of the elongated U-shaped plate of the present invention.
Fig. 4 is an enlarged schematic view of part a of the present invention.
The meaning of the reference symbols in the figures: 1: base, 2: first bracket, 3: second bracket, 4: first bearing, 5: second bearing, 6: third bearing, 7: fourth bearing, 8: first large connecting shaft, 9: first U-shaped baffle, 10: long U-shaped plate, 11: second U-shaped baffle, 12: second large connecting shaft, 13: first large rotation axis, 14: first circular baffle, 15: long arc plate, 16: small filter screen, 17: second circular baffle, 18: second large rotation axis, 19: long insert, 20: large arc-shaped plate spring, 21: small supporting block, 22: large filter screen, 31: large gear, 32: concave block, 33: arc limiting plate, 34: insertion rod, 35: small arc-shaped plate spring, 36: pinion, 41: small disc, 42: a movable plate, 43: pin, 44: small guide bar, 45: small spring, 51: small round piece, 52: fixing plate, 53: big screw, 91: first large arc-shaped guide groove, 101: large discharge port, 102: large slot, 103: large groove, 104: long slot, 111: second large arc-shaped guide groove, 121: first insertion hole, 151: large arc-shaped groove, 191: active slot, 192: small arc-shaped groove, 311: large circular hole, 312: axial runner, 331: second insertion hole, 411: pin hole, 421: small pilot hole, 511: a large jack.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the invention is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the invention.
Example 1
A convenient-to-use type multi-stage screening device for compound fertilizers is disclosed, as shown in figures 1-3, and comprises a base 1, a first bracket 2, a second bracket 3, a first bearing 4, a second bearing 5, a third bearing 6, a fourth bearing 7, a first large connecting shaft 8, a first U-shaped baffle 9, a long U-shaped plate 10, a second U-shaped baffle 11, a second large connecting shaft 12, a first large rotating shaft 13, a first circular baffle 14, a long arc-shaped plate 15, a small filtering screen 16, a second circular baffle 17, a second large rotating shaft 18, a long insertion block 19, a large arc-shaped plate spring 20, a small supporting block 21 and a large filtering screen 22, wherein the right side of the top of the base 1 is connected with the first bracket 2, the left side of the top of the base 1 is connected with the second bracket 3, the first bearing 4 and the second bearing 5 are embedded in the upper portion of the first bracket 2, the second bearing 5 is positioned above the first bearing 4, the third bearing 6 and the fourth bearing 7 are embedded in the upper portion of the second bracket 3, the fourth bearing 7 is positioned above the third bearing 6, the fourth bearing 7 corresponds to the second bearing 5, the third bearing 6 corresponds to the first bearing 4, the first large connecting shaft 8 is in interference connection with the first bearing 4, the left end of the first large connecting shaft 8 is connected with a first U-shaped baffle 9, the first large connecting shaft 8 is connected with the first U-shaped baffle 9 in a welding connection mode, the first U-shaped baffle 9 is positioned on the left side of the first bracket 2, the first U-shaped baffle 9 is provided with a first large arc-shaped guide groove 91, the first large arc-shaped guide groove 91 is positioned above the first large connecting shaft 8, the left side of the first U-shaped baffle 9 is connected with a long U-shaped plate 10, the left side of the long U-shaped plate 10 is connected with a second U-shaped baffle 11, the second U-shaped baffle 11 is positioned on the right side of the second bracket 3, the left side of the second U-shaped baffle 11 is connected with a second large connecting shaft 12, and the second U-shaped baffle 11 is connected with the second large connecting shaft 12 in a, the second large connecting shaft 12 and the first large connecting shaft 8 are arranged coaxially, the second large connecting shaft 12 is in interference connection with the third bearing 6, the second U-shaped baffle 11 is provided with a second large arc-shaped guide groove 111, the second large arc-shaped guide groove 111 is positioned above the second large connecting shaft 12, the first large rotating shaft 13 is in interference connection with the second bearing 5, the first large rotating shaft 13 is positioned in the first large arc-shaped guide groove 91, the first large rotating shaft 13 is contacted with the first U-shaped baffle 9, the left end of the first large rotating shaft 13 is connected with a first circular baffle 14, the left side of the first circular baffle 14 is connected with a long arc-shaped plate 15, the first circular baffle 14 is connected with the long arc-shaped plate 15 in a welding connection mode, the bottom of the long arc-shaped plate 15 is provided with a large arc-shaped groove 151, the small filter screen 16 is positioned in the large arc-shaped groove 151, the small filter screen 16 is connected with the long arc-shaped plate 15, the left side of the long arc-shaped plate 15, the second circular baffle 17 is positioned at the right side of the second U-shaped baffle 11, the first circular baffle 14, the long arc-shaped plate 15 and the second circular baffle 17 are all positioned in the long U-shaped plate 10, the left side of the second circular baffle 17 is connected with a second large rotating shaft 18, the second large rotating shaft 18 and the first large rotating shaft 13 are coaxially arranged, the second large rotating shaft 18 is positioned in a second large arc-shaped guide groove 111, the second large rotating shaft 18 is contacted with the second U-shaped baffle 11, the second large rotating shaft 18 is in interference connection with the fourth bearing 7, the bottom of the long U-shaped plate 10 is vertically provided with a large discharge port 101, the bottom of the long U-shaped plate 10 is horizontally provided with a large slot 102, the large slot 102 is communicated with the large discharge port 101, the bottom of the long U-shaped plate 10 is provided with a large groove 103, the large groove 103 is positioned behind the large discharge port 101, the large groove 103 is communicated with the large discharge port 101, the lower end of the rear side of the long U-, the long slot 104 is positioned behind the large slot 103, the long slot 104 is communicated with the large slot 103, the long insert block 19 is positioned in the large slot 103 and the long slot 104, the long insert block 19 is in sliding fit with the long slot 104, the rear end of the long insert block 19 is vertically provided with a movable slot 191, the front end of the long insert block 19 is provided with a small arc-shaped slot 192, the lower part of the rear side of the long U-shaped plate 10 is connected with a large arc-shaped plate spring 20, the lower end of the large arc-shaped plate spring 20 is positioned in the movable slot 191, the large arc-shaped plate spring 20 is contacted with the long insert block 19, the front end of the long insert block 19 is connected with a small support block 21, the long insert block 19 is connected with the small support block 21 in a welding connection mode, the small support block 21 is positioned below the small arc-shaped slot 192, the large filter screen 22 is positioned in the large discharge port 101, the large slot 102, the large slot 103 and the small arc-shaped slot 192, the front end of the large filter screen 22 is matched with, the small supporting block 21 is located below the large filtering net 22, the long U-shaped plate 10, the long inserting block 19 and the small supporting block 21 are all in contact with the large filtering net 22, a first inserting hole 121 is formed in the front side of the second large connecting shaft 12, and the first inserting hole 121 is located on the left side of the second support 3.
Example 2
A convenient-to-use type multi-stage screening device for compound fertilizers is disclosed, as shown in figures 1-4, and comprises a base 1, a first bracket 2, a second bracket 3, a first bearing 4, a second bearing 5, a third bearing 6, a fourth bearing 7, a first large connecting shaft 8, a first U-shaped baffle 9, a long U-shaped plate 10, a second U-shaped baffle 11, a second large connecting shaft 12, a first large rotating shaft 13, a first circular baffle 14, a long arc-shaped plate 15, a small filtering screen 16, a second circular baffle 17, a second large rotating shaft 18, a long insertion block 19, a large arc-shaped plate spring 20, a small supporting block 21 and a large filtering screen 22, wherein the right side of the top of the base 1 is connected with the first bracket 2, the left side of the top of the base 1 is connected with the second bracket 3, the first bearing 4 and the second bearing 5 are embedded in the upper portion of the first bracket 2, the second bearing 5 is positioned above the first bearing 4, the third bearing 6 and the fourth bearing 7 are embedded in the upper portion of the second bracket 3, the fourth bearing 7 is positioned above the third bearing 6, the fourth bearing 7 corresponds to the second bearing 5, the third bearing 6 corresponds to the first bearing 4, the first large connecting shaft 8 is in interference connection with the first bearing 4, the left end of the first large connecting shaft 8 is connected with a first U-shaped baffle 9, the first U-shaped baffle 9 is positioned on the left side of the first bracket 2, the first U-shaped baffle 9 is provided with a first large arc-shaped guide groove 91, the first large arc-shaped guide groove 91 is positioned above the first large connecting shaft 8, the left side of the first U-shaped baffle 9 is connected with a long U-shaped plate 10, the left side of the long U-shaped plate 10 is connected with a second U-shaped baffle 11, the second U-shaped baffle 11 is positioned on the right side of the second bracket 3, the left side of the second U-shaped baffle 11 is connected with a second large connecting shaft 12, the second large connecting shaft 12 and the first large connecting shaft 8 are arranged in a coaxial mode, the second large connecting shaft 12 is in interference connection with the, the second U-shaped baffle 11 is provided with a second large arc-shaped guide groove 111, the second large arc-shaped guide groove 111 is positioned above the second large connecting shaft 12, the first large rotating shaft 13 is in interference connection with the second bearing 5, the first large rotating shaft 13 is positioned in the first large arc-shaped guide groove 91, the first large rotating shaft 13 is in contact with the first U-shaped baffle 9, the left end of the first large rotating shaft 13 is connected with a first circular baffle 14, the left side of the first circular baffle 14 is connected with a long arc-shaped plate 15, the bottom of the long arc-shaped plate 15 is provided with a large arc-shaped groove 151, a small filter screen 16 is positioned in the large arc-shaped groove 151, the small filter screen 16 is connected with the long arc-shaped plate 15, the left side of the long arc-shaped plate 15 is connected with a second circular baffle 17, the second circular baffle 17 is positioned on the right side of the second U-shaped baffle 11, the first circular baffle 14, the long arc-shaped plate 15 and the second circular baffle 17 are all positioned in the long U-shaped plate 10, the second large rotating shaft 18 and the first large rotating shaft 13 are coaxially arranged, the second large rotating shaft 18 is positioned in a second large arc-shaped guide groove 111, the second large rotating shaft 18 is contacted with a second U-shaped baffle 11, the second large rotating shaft 18 is in interference connection with the fourth bearing 7, a large discharge port 101 is vertically arranged at the bottom of the long U-shaped plate 10, a large slot 102 is horizontally arranged at the bottom of the long U-shaped plate 10, the large slot 102 is communicated with the large discharge port 101, a large groove 103 is arranged at the bottom of the long U-shaped plate 10, the large groove 103 is positioned behind the large discharge port 101, the large groove 103 is communicated with the large discharge port 101, a long slot 104 is arranged at the lower end of the rear side of the long U-shaped plate 10, the long slot 104 is positioned behind the large groove 103, the long slot 104 is communicated with the large groove 103, the long insert 19 is positioned in the large groove 103 and the long insert 104, the long insert 19 is in sliding fit with the long insert 104, a movable groove 191 is vertically arranged at the rear end, the front end of long inserted block 19 is opened there is little arc groove 192, the sub-unit connection of long U-shaped board 10 rear side has big arc leaf spring 20, the lower extreme of big arc leaf spring 20 is located movable slot 191, big arc leaf spring 20 contacts with long inserted block 19, the front end of long inserted block 19 is connected with little tray 21, little tray 21 is located the below of little arc groove 192, big filter screen 22 is located big discharge port 101, big slot 102, big recess 103 and little arc groove 192, big filter screen 22's front end cooperatees with big slot 102, big filter screen 22's rear end cooperatees with little arc groove 192, little tray 21 is located big filter screen 22's below, long U-shaped board 10, long inserted block 19 and little tray 21 all contact with big filter screen connecting axle 22, second big filter screen 12's front side is opened there is first jack 121, first jack is located the left side 121 of second support 3.
The device also comprises a big gear 31, a concave block 32, an arc limiting plate 33, an inserting rod 34, a small arc plate spring 35 and a small gear 36, wherein the big gear 31 is positioned at the left side of the second bracket 3, a big round hole 311 is arranged at the center of the big gear 31, the second big connecting shaft 12 is positioned in the big round hole 311, the second big connecting shaft 12 is in sliding fit with the big round hole 311, axial sliding grooves 312 are symmetrically arranged at the upper and lower parts of the big gear 31, the big round hole 311 is positioned between the axial sliding grooves 312 which are symmetrically arranged at the upper and lower parts, the big round hole 311 is communicated with the axial sliding grooves 312, the concave block 32 is symmetrically connected with the upper and lower parts of the second big connecting shaft 12, the second big connecting shaft 12 is connected with the concave block 32 by welding, the concave block 32 is positioned in the axial sliding grooves 312, the concave block 32 is in sliding fit with the axial sliding grooves 312, the arc limiting plate, the arc limiting plate 33 is matched with the second large connecting shaft 12, the arc limiting plate 33 is contacted with the second large connecting shaft 12, the arc limiting plate 33 is provided with a second jack 331, the second jack 331 corresponds to the first jack 121, the insertion rod 34 is slidably positioned in the first jack 121 and the second jack 331, the left side of the large gear 31 is connected with a small arc-shaped plate spring 35, the small arc-shaped plate spring 35 is positioned in front of the insertion rod 34, the small arc-shaped plate spring 35 is contacted with the insertion rod 34, the small gear 36 is positioned above the large gear 31, the small gear 36 is meshed with the large gear 31, and the small gear 36 is contacted with the large gear 31.
Example 3
A convenient-to-use type multi-stage screening device for compound fertilizers is disclosed, as shown in figures 1-4, and comprises a base 1, a first bracket 2, a second bracket 3, a first bearing 4, a second bearing 5, a third bearing 6, a fourth bearing 7, a first large connecting shaft 8, a first U-shaped baffle 9, a long U-shaped plate 10, a second U-shaped baffle 11, a second large connecting shaft 12, a first large rotating shaft 13, a first circular baffle 14, a long arc-shaped plate 15, a small filtering screen 16, a second circular baffle 17, a second large rotating shaft 18, a long insertion block 19, a large arc-shaped plate spring 20, a small supporting block 21 and a large filtering screen 22, wherein the right side of the top of the base 1 is connected with the first bracket 2, the left side of the top of the base 1 is connected with the second bracket 3, the first bearing 4 and the second bearing 5 are embedded in the upper portion of the first bracket 2, the second bearing 5 is positioned above the first bearing 4, the third bearing 6 and the fourth bearing 7 are embedded in the upper portion of the second bracket 3, the fourth bearing 7 is positioned above the third bearing 6, the fourth bearing 7 corresponds to the second bearing 5, the third bearing 6 corresponds to the first bearing 4, the first large connecting shaft 8 is in interference connection with the first bearing 4, the left end of the first large connecting shaft 8 is connected with a first U-shaped baffle 9, the first U-shaped baffle 9 is positioned on the left side of the first bracket 2, the first U-shaped baffle 9 is provided with a first large arc-shaped guide groove 91, the first large arc-shaped guide groove 91 is positioned above the first large connecting shaft 8, the left side of the first U-shaped baffle 9 is connected with a long U-shaped plate 10, the left side of the long U-shaped plate 10 is connected with a second U-shaped baffle 11, the second U-shaped baffle 11 is positioned on the right side of the second bracket 3, the left side of the second U-shaped baffle 11 is connected with a second large connecting shaft 12, the second large connecting shaft 12 and the first large connecting shaft 8 are arranged in a coaxial mode, the second large connecting shaft 12 is in interference connection with the, the second U-shaped baffle 11 is provided with a second large arc-shaped guide groove 111, the second large arc-shaped guide groove 111 is positioned above the second large connecting shaft 12, the first large rotating shaft 13 is in interference connection with the second bearing 5, the first large rotating shaft 13 is positioned in the first large arc-shaped guide groove 91, the first large rotating shaft 13 is in contact with the first U-shaped baffle 9, the left end of the first large rotating shaft 13 is connected with a first circular baffle 14, the left side of the first circular baffle 14 is connected with a long arc-shaped plate 15, the bottom of the long arc-shaped plate 15 is provided with a large arc-shaped groove 151, a small filter screen 16 is positioned in the large arc-shaped groove 151, the small filter screen 16 is connected with the long arc-shaped plate 15, the left side of the long arc-shaped plate 15 is connected with a second circular baffle 17, the second circular baffle 17 is positioned on the right side of the second U-shaped baffle 11, the first circular baffle 14, the long arc-shaped plate 15 and the second circular baffle 17 are all positioned in the long U-shaped plate 10, the second large rotating shaft 18 and the first large rotating shaft 13 are coaxially arranged, the second large rotating shaft 18 is positioned in a second large arc-shaped guide groove 111, the second large rotating shaft 18 is contacted with a second U-shaped baffle 11, the second large rotating shaft 18 is in interference connection with the fourth bearing 7, a large discharge port 101 is vertically arranged at the bottom of the long U-shaped plate 10, a large slot 102 is horizontally arranged at the bottom of the long U-shaped plate 10, the large slot 102 is communicated with the large discharge port 101, a large groove 103 is arranged at the bottom of the long U-shaped plate 10, the large groove 103 is positioned behind the large discharge port 101, the large groove 103 is communicated with the large discharge port 101, a long slot 104 is arranged at the lower end of the rear side of the long U-shaped plate 10, the long slot 104 is positioned behind the large groove 103, the long slot 104 is communicated with the large groove 103, the long insert 19 is positioned in the large groove 103 and the long insert 104, the long insert 19 is in sliding fit with the long insert 104, a movable groove 191 is vertically arranged at the rear end, the front end of long inserted block 19 is opened there is little arc groove 192, the sub-unit connection of long U-shaped board 10 rear side has big arc leaf spring 20, the lower extreme of big arc leaf spring 20 is located movable slot 191, big arc leaf spring 20 contacts with long inserted block 19, the front end of long inserted block 19 is connected with little tray 21, little tray 21 is located the below of little arc groove 192, big filter screen 22 is located big discharge port 101, big slot 102, big recess 103 and little arc groove 192, big filter screen 22's front end cooperatees with big slot 102, big filter screen 22's rear end cooperatees with little arc groove 192, little tray 21 is located big filter screen 22's below, long U-shaped board 10, long inserted block 19 and little tray 21 all contact with big filter screen connecting axle 22, second big filter screen 12's front side is opened there is first jack 121, first jack is located the left side 121 of second support 3.
The device also comprises a big gear 31, a concave block 32, an arc limiting plate 33, an inserting rod 34, a small arc plate spring 35 and a small gear 36, wherein the big gear 31 is positioned at the left side of the second bracket 3, a big round hole 311 is arranged at the center of the big gear 31, the second big connecting shaft 12 is positioned in the big round hole 311, the second big connecting shaft 12 is in sliding fit with the big round hole 311, axial sliding grooves 312 are symmetrically arranged at the upper and lower sides of the big gear 31, the big round hole 311 is positioned between the axial sliding grooves 312 which are symmetrically arranged at the upper and lower sides, the big round hole 311 is communicated with the axial sliding grooves 312, the concave block 32 is symmetrically connected at the upper and lower sides of the second big connecting shaft 12, the concave block 32 is positioned in the axial sliding grooves 312, the concave block 32 is in sliding fit with the axial sliding grooves 312, the arc limiting plate 33 is connected at the left side of the big gear 31, the arc limiting plate 33 is, the second insertion hole 331 corresponds to the first insertion hole 121, the insertion rod 34 is slidably located in the first insertion hole 121 and the second insertion hole 331, the left side of the large gear 31 is connected with the small arc-shaped plate spring 35, the small arc-shaped plate spring 35 is located in front of the insertion rod 34, the small arc-shaped plate spring 35 is in contact with the insertion rod 34, the small gear 36 is located above the large gear 31, the small gear 36 is meshed with the large gear 31, and the small gear 36 is in contact with the large gear 31.
The device also comprises a small disc 41, a movable plate 42, a pin rod 43, a small guide rod 44 and a small spring 45, wherein the right end of the first large connecting shaft 8 is connected with the small disc 41, the first large connecting shaft 8 is connected with the small disc 41 in a welding connection mode, the small disc 41 is positioned on the right side of the first support 2, a plurality of pin holes 411 are uniformly formed in the circumferential direction of the small disc 41, the movable plate 42 is positioned on the right side of the small disc 41, the movable plate 42 is in contact with the small disc 41, the pin rod 43 is connected with the upper portion of the left side of the movable plate 42, the pin rod 43 is slidably positioned in the pin holes 411, the pin rod 43 is positioned below the first large connecting shaft 8, the right side of the first support 2 is connected with the small guide rod 44, the first support 2 is connected with the small guide rod 44 in a welding connection mode, the small guide rod 44 is positioned below the small disc 41, the lower portion of the movable plate 42 is provided with a small, the small guide rod 44 is in sliding fit with the small guide hole 421, the small spring 45 is sleeved on the small guide rod 44, and the small spring 45 is positioned on the right side of the movable plate 42.
Example 4
A convenient-to-use type multi-stage screening device for compound fertilizers is disclosed, as shown in figures 1-4, and comprises a base 1, a first bracket 2, a second bracket 3, a first bearing 4, a second bearing 5, a third bearing 6, a fourth bearing 7, a first large connecting shaft 8, a first U-shaped baffle 9, a long U-shaped plate 10, a second U-shaped baffle 11, a second large connecting shaft 12, a first large rotating shaft 13, a first circular baffle 14, a long arc-shaped plate 15, a small filtering screen 16, a second circular baffle 17, a second large rotating shaft 18, a long insertion block 19, a large arc-shaped plate spring 20, a small supporting block 21 and a large filtering screen 22, wherein the right side of the top of the base 1 is connected with the first bracket 2, the left side of the top of the base 1 is connected with the second bracket 3, the first bearing 4 and the second bearing 5 are embedded in the upper portion of the first bracket 2, the second bearing 5 is positioned above the first bearing 4, the third bearing 6 and the fourth bearing 7 are embedded in the upper portion of the second bracket 3, the fourth bearing 7 is positioned above the third bearing 6, the fourth bearing 7 corresponds to the second bearing 5, the third bearing 6 corresponds to the first bearing 4, the first large connecting shaft 8 is in interference connection with the first bearing 4, the left end of the first large connecting shaft 8 is connected with a first U-shaped baffle 9, the first U-shaped baffle 9 is positioned on the left side of the first bracket 2, the first U-shaped baffle 9 is provided with a first large arc-shaped guide groove 91, the first large arc-shaped guide groove 91 is positioned above the first large connecting shaft 8, the left side of the first U-shaped baffle 9 is connected with a long U-shaped plate 10, the left side of the long U-shaped plate 10 is connected with a second U-shaped baffle 11, the second U-shaped baffle 11 is positioned on the right side of the second bracket 3, the left side of the second U-shaped baffle 11 is connected with a second large connecting shaft 12, the second large connecting shaft 12 and the first large connecting shaft 8 are arranged in a coaxial mode, the second large connecting shaft 12 is in interference connection with the, the second U-shaped baffle 11 is provided with a second large arc-shaped guide groove 111, the second large arc-shaped guide groove 111 is positioned above the second large connecting shaft 12, the first large rotating shaft 13 is in interference connection with the second bearing 5, the first large rotating shaft 13 is positioned in the first large arc-shaped guide groove 91, the first large rotating shaft 13 is in contact with the first U-shaped baffle 9, the left end of the first large rotating shaft 13 is connected with a first circular baffle 14, the left side of the first circular baffle 14 is connected with a long arc-shaped plate 15, the bottom of the long arc-shaped plate 15 is provided with a large arc-shaped groove 151, a small filter screen 16 is positioned in the large arc-shaped groove 151, the small filter screen 16 is connected with the long arc-shaped plate 15, the left side of the long arc-shaped plate 15 is connected with a second circular baffle 17, the second circular baffle 17 is positioned on the right side of the second U-shaped baffle 11, the first circular baffle 14, the long arc-shaped plate 15 and the second circular baffle 17 are all positioned in the long U-shaped plate 10, the second large rotating shaft 18 and the first large rotating shaft 13 are coaxially arranged, the second large rotating shaft 18 is positioned in a second large arc-shaped guide groove 111, the second large rotating shaft 18 is contacted with a second U-shaped baffle 11, the second large rotating shaft 18 is in interference connection with the fourth bearing 7, a large discharge port 101 is vertically arranged at the bottom of the long U-shaped plate 10, a large slot 102 is horizontally arranged at the bottom of the long U-shaped plate 10, the large slot 102 is communicated with the large discharge port 101, a large groove 103 is arranged at the bottom of the long U-shaped plate 10, the large groove 103 is positioned behind the large discharge port 101, the large groove 103 is communicated with the large discharge port 101, a long slot 104 is arranged at the lower end of the rear side of the long U-shaped plate 10, the long slot 104 is positioned behind the large groove 103, the long slot 104 is communicated with the large groove 103, the long insert 19 is positioned in the large groove 103 and the long insert 104, the long insert 19 is in sliding fit with the long insert 104, a movable groove 191 is vertically arranged at the rear end, the front end of long inserted block 19 is opened there is little arc groove 192, the sub-unit connection of long U-shaped board 10 rear side has big arc leaf spring 20, the lower extreme of big arc leaf spring 20 is located movable slot 191, big arc leaf spring 20 contacts with long inserted block 19, the front end of long inserted block 19 is connected with little tray 21, little tray 21 is located the below of little arc groove 192, big filter screen 22 is located big discharge port 101, big slot 102, big recess 103 and little arc groove 192, big filter screen 22's front end cooperatees with big slot 102, big filter screen 22's rear end cooperatees with little arc groove 192, little tray 21 is located big filter screen 22's below, long U-shaped board 10, long inserted block 19 and little tray 21 all contact with big filter screen connecting axle 22, second big filter screen 12's front side is opened there is first jack 121, first jack is located the left side 121 of second support 3.
The device also comprises a big gear 31, a concave block 32, an arc limiting plate 33, an inserting rod 34, a small arc plate spring 35 and a small gear 36, wherein the big gear 31 is positioned at the left side of the second bracket 3, a big round hole 311 is arranged at the center of the big gear 31, the second big connecting shaft 12 is positioned in the big round hole 311, the second big connecting shaft 12 is in sliding fit with the big round hole 311, axial sliding grooves 312 are symmetrically arranged at the upper and lower sides of the big gear 31, the big round hole 311 is positioned between the axial sliding grooves 312 which are symmetrically arranged at the upper and lower sides, the big round hole 311 is communicated with the axial sliding grooves 312, the concave block 32 is symmetrically connected at the upper and lower sides of the second big connecting shaft 12, the concave block 32 is positioned in the axial sliding grooves 312, the concave block 32 is in sliding fit with the axial sliding grooves 312, the arc limiting plate 33 is connected at the left side of the big gear 31, the arc limiting plate 33 is, the second insertion hole 331 corresponds to the first insertion hole 121, the insertion rod 34 is slidably located in the first insertion hole 121 and the second insertion hole 331, the left side of the large gear 31 is connected with the small arc-shaped plate spring 35, the small arc-shaped plate spring 35 is located in front of the insertion rod 34, the small arc-shaped plate spring 35 is in contact with the insertion rod 34, the small gear 36 is located above the large gear 31, the small gear 36 is meshed with the large gear 31, and the small gear 36 is in contact with the large gear 31.
Also comprises a small disc 41 and a movable plate 42, the right end of the first large connecting shaft 8 is connected with a small disc 41, the small disc 41 is located on the right side of the first support 2, a plurality of pin holes 411 are uniformly formed in the circumferential direction of the small disc 41, the movable plate 42 is located on the right side of the small disc 41, the movable plate 42 is in contact with the small disc 41, the pin rod 43 is connected to the upper portion of the left side of the movable plate 42, the pin rod 43 is located in the pin holes 411 in a sliding mode, the pin rod 43 is located below the first large connecting shaft 8, the right side of the first support 2 is connected with the small guide rod 44, the small guide rod 44 is located below the small disc 41, the small guide hole 421 is formed in the lower portion of the movable plate 42, the small guide rod 44 is located in the small guide hole, the small guide rod 44 is in sliding fit with the small guide hole 421, the small spring 45 is sleeved on the small guide rod 44, and the small spring 45 is located.
Still including little circular block 51, fixed plate 52 and big screw rod 53, the right-hand member of first big rotation axis 13 is connected with little circular block 51, first big rotation axis 13 passes through welded connection's mode and is connected with little circular block 51, little circular block 51 is located the top of little disc 41, the circumference wall of little circular block 51 is evenly opened has a plurality of big jack 511, the right side of first support 2 is connected with fixed plate 52, first support 2 passes through welded connection's mode and is connected with fixed plate 52, fixed plate 52 is located the top of little circular block 51, fixed plate 52 threaded connection has big screw rod 53, the lower extreme of big screw rod 53 is located big jack 511, big screw rod 53 contacts with little circular block 51.
When the invention is used, a worker firstly holds the first large connecting shaft 8 and the first large rotating shaft 13 by hands, then loads the homogenized compound fertilizer into the long arc-shaped plate 15, then swings the long arc-shaped plate 15 back and forth, the small filter screen 16 screens the compound fertilizer, screens out the compound fertilizer with small granularity, the compound fertilizer with small granularity downwards passes through the small filter screen 16 and continues to downwards pass through the large filter screen 22, the worker collects the screened compound fertilizer with small granularity, then rotates the long arc-shaped plate 15 by one hundred eighty degrees, pours the rest compound fertilizer into the long U-shaped plate 10, then swings the long U-shaped plate 10 back and forth, the first large arc-shaped guide groove 91 and the second large arc-shaped guide groove 111 can respectively avoid the interference of the first large rotating shaft 13 and the second large rotating shaft 18 on the swinging of the long U-shaped plate 10, and the first large rotating shaft 13 and the second large rotating shaft 18 can avoid the over-swinging of the long U-shaped plate 10, so that the large-granularity compound fertilizer is screened out through the large filtering screen 22, the large-granularity compound fertilizer downwards passes through the large filtering screen 22, and the compound fertilizer can be collected away by a worker, when the residual caking compound fertilizer in the long U-shaped plate 10 needs to be taken out, the long insertion block 19 can be pulled backwards, the long insertion block 19 drives the large arc-shaped plate spring 20 and the small support block 21 to move backwards, the small support block 21 is moved away from the lower part of the large filtering screen 22, the large filtering screen 22 can be pulled out backwards from the large insertion slot 102 at the moment, then the large filtering screen 22 is moved out from the large discharge port 101 and the large groove 103, the residual caking compound fertilizer can be taken away at the moment, and the large arc-shaped plate spring 20 provides forward movement reset for the long insertion block 19.
At this time, the large gear 31 and the small gear 36 can simultaneously perform reciprocating rotation, so that the second large connecting shaft 12 and the second large rotating shaft 18 perform reciprocating swing, so that the long U-shaped plate 10 and the long arc-shaped plate 15 perform reciprocating swing at the same time, so as to facilitate screening of compound fertilizer, then when the compound fertilizer in the long arc-shaped plate 15 needs to be poured into the long U-shaped plate 10, the insertion rod 34 can be pulled forward, and the insertion rod 34 is pulled out from the first insertion hole 121, at this time, the large gear 31 can slide on the second large connecting shaft 12 and the concave block 32, the concave block 32 not only provides axial guiding assistance for the large gear 31, but also the second large connecting shaft 12 can drive the large gear 31 to rotate through the concave block 32, when the large gear 31 is disengaged from the small gear 36, the insertion rod 34 is released, at this time, under the action of the small arc-shaped plate spring 35, the insertion rod 34 moves backwards to be reset, and is inserted into the, can fix gear wheel 31 to make gear wheel 31 and pinion 36 keep breaking away from, can move long U-shaped board 10 and long arc board 15 respectively this moment, the using-way is diversified, the staff's operation of being convenient for.
At this moment, the pin rod 43 is located in the pin hole 411, the small circular disc 41 and the long U-shaped plate 10 can be fixed, a worker does not need to grasp and fix the long U-shaped plate 10, the strength is saved, when the long U-shaped plate 10 needs to be moved, the movable plate 42 can be pulled rightwards, the pin rod 43 is pulled out from the pin hole 411, the movable plate 42 compresses the small spring 45, then the movable plate 42 rotates downwards, the pin rod 43 can be moved to the lower side of the small guide rod 44, and the interference caused by the movement of the small circular disc 41 is avoided.
At this time, the large screw 53 is located in the large insertion hole 511, so that the small block 51 and the long arc-shaped plate 15 can be fixed, the hands of workers are liberated, the strength is saved, when the long arc-shaped plate 15 needs to be moved, the large screw 53 can be screwed, the large screw 53 is moved out upwards from the large insertion hole 511, and the small block 51 and the long arc-shaped plate 15 can be moved at this time.
Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (4)
1. A convenient-to-use type multi-stage screening device for compound fertilizer comprises a base (1), a first support (2), a second support (3), a first bearing (4), a second bearing (5), a third bearing (6), a fourth bearing (7), a first large connecting shaft (8), a first U-shaped baffle (9), a long U-shaped plate (10), a second U-shaped baffle (11), a second large connecting shaft (12), a first large rotating shaft (13) and a first circular baffle (14), wherein the right side of the top of the base (1) is connected with the first support (2), the left side of the top of the base (1) is connected with the second support (3), the first bearing (4) and the second bearing (5) are embedded in the upper portion of the first support (2), the second bearing (5) is positioned above the first bearing (4), the third bearing (6) and the fourth bearing (7) are embedded in the upper portion of the second support (3), the fourth bearing (7) is positioned above the third bearing (6), the fourth bearing (7) corresponds to the second bearing (5), the third bearing (6) corresponds to the first bearing (4), the first large connecting shaft (8) is in interference connection with the first bearing (4), the left end of the first large connecting shaft (8) is connected with a first U-shaped baffle (9), the first U-shaped baffle (9) is positioned on the left side of the first bracket (2), the first U-shaped baffle (9) is provided with a first large arc-shaped guide groove (91), the first large arc-shaped guide groove (91) is positioned above the first large connecting shaft (8), the left side of the first U-shaped baffle (9) is connected with a long U-shaped plate (10), the left side of the long U-shaped plate (10) is connected with a second U-shaped baffle (11), the second U-shaped baffle (11) is positioned on the right side of the second bracket (3), the left side of the second U-shaped baffle (11) is connected with a second large connecting shaft (12), big connecting axle of second (12) is the coaxial-type setting with first big connecting axle (8), big connecting axle of second (12) is connected with third bearing (6) interference, second U-shaped baffle (11) are opened there is big arc guide way of second (111), big arc guide way of second (111) are located the top of the big connecting axle of second (12), first big rotation axis (13) are connected with second bearing (5) interference, first big rotation axis (13) are located first big arc guide way (91), first big rotation axis (13) contact with first U-shaped baffle (9), the left end of first big rotation axis (13) is connected with first circular baffle (14), characterized by: the novel filter screen is characterized by further comprising a long arc-shaped plate (15), a small filtering screen (16), a second circular baffle plate (17), a second large rotating shaft (18), a long inserting block (19), a large arc-shaped plate spring (20), a small supporting block (21) and a large filtering screen (22), wherein the left side of the first circular baffle plate (14) is connected with the long arc-shaped plate (15), the bottom of the long arc-shaped plate (15) is provided with a large arc-shaped groove (151), the small filtering screen (16) is positioned in the large arc-shaped groove (151), the small filtering screen (16) is connected with the long arc-shaped plate (15), the left side of the long arc-shaped plate (15) is connected with the second circular baffle plate (17), the second circular baffle plate (17) is positioned on the right side of the second U-shaped baffle plate (11), the first circular baffle plate (14), the long arc-shaped plate (15) and the second circular baffle plate (17) are positioned in the long U-shaped plate (10), and the left, the second large rotating shaft (18) and the first large rotating shaft (13) are arranged coaxially, the second large rotating shaft (18) is positioned in a second large arc-shaped guide groove (111), the second large rotating shaft (18) is in contact with a second U-shaped baffle (11), the second large rotating shaft (18) is in interference connection with a fourth bearing (7), a large discharge port (101) is vertically formed in the bottom of the long U-shaped plate (10), a large slot (102) is horizontally formed in the bottom of the long U-shaped plate (10), the large slot (102) is communicated with the large discharge port (101), a large groove (103) is formed in the bottom of the long U-shaped plate (10), the large groove (103) is positioned behind the large discharge port (101), the large groove (103) is communicated with the large discharge port (101), a long slot (104) is formed in the lower end of the rear side of the long U-shaped plate (10), the long slot (104) is positioned behind the large groove (103), and the long slot (104) is communicated with the large groove (103), the long insert block (19) is positioned in the large groove (103) and the long insert groove (104), the long insert block (19) is in sliding fit with the long insert groove (104), the rear end of the long insert block (19) is vertically provided with a movable groove (191), the front end of the long insert block (19) is provided with a small arc-shaped groove (192), the lower part of the rear side of the long U-shaped plate (10) is connected with a large arc-shaped plate spring (20), the lower end of the large arc-shaped plate spring (20) is positioned in the movable groove (191), the large arc-shaped plate spring (20) is contacted with the long insert block (19), the front end of the long insert block (19) is connected with a small support block (21), the small support block (21) is positioned below the small arc-shaped groove (192), the large filter screen (22) is positioned in the large discharge port (101), the large insert groove (102), the large groove (103) and the small arc-shaped groove (192), the front end of the large filter screen (22) is matched with the large insert groove (102), and the rear end of the small, the small supporting block (21) is positioned below the large filtering net (22), the long U-shaped plate (10), the long inserting block (19) and the small supporting block (21) are all in contact with the large filtering net (22), a first inserting hole (121) is formed in the front side of the second large connecting shaft (12), and the first inserting hole (121) is positioned on the left side of the second support (3).
2. The easy-to-use multi-stage screening apparatus for compound fertilizer as set forth in claim 1, wherein: the device is characterized by further comprising a large gear (31), a concave block (32), an arc limiting plate (33), an inserting rod (34), a small arc plate spring (35) and a small gear (36), wherein the large gear (31) is positioned on the left side of the second support (3), a large round hole (311) is formed in the center of the large gear (31), a second large connecting shaft (12) is positioned in the large round hole (311), the second large connecting shaft (12) is in sliding fit with the large round hole (311), axial sliding grooves (312) are formed in the large gear (31) in an up-down symmetrical mode, the large round hole (311) is positioned between the axial sliding grooves (312) which are arranged in an up-down symmetrical mode, the large round hole (311) is communicated with the axial sliding grooves (312), the concave block (32) is connected to the second large connecting shaft (12) in an up-down symmetrical mode, the concave block (32) is positioned in the axial sliding grooves (312), the concave block (32) is in sliding fit with the, the arc limiting plate (33) is matched with the second large connecting shaft (12), the arc limiting plate (33) is contacted with the second large connecting shaft (12), a second jack (331) is formed in the arc limiting plate (33), the second jack (331) corresponds to the first jack (121), the inserted link (34) is slidably positioned in the first jack (121) and the second jack (331), the left side of the large gear (31) is connected with a small arc-shaped plate spring (35), the small arc-shaped plate spring (35) is positioned in front of the inserted link (34), the small arc-shaped plate spring (35) is contacted with the inserted link (34), the small gear (36) is positioned above the large gear (31), the small gear (36) is meshed with the large gear (31), and the small gear (36) is contacted with the large gear (31).
3. The easy-to-use multi-stage screening apparatus for compound fertilizer as set forth in claim 2, wherein: the device is characterized by further comprising a small disc (41), a movable plate (42), a pin rod (43), a small guide rod (44) and a small spring (45), wherein the small disc (41) is connected to the right end of the first large connecting shaft (8), the small disc (41) is located on the right side of the first support (2), a plurality of pin holes (411) are uniformly formed in the circumferential direction of the small disc (41), the movable plate (42) is located on the right side of the small disc (41), the movable plate (42) is in contact with the small disc (41), the pin rod (43) is connected to the upper portion of the left side of the movable plate (42), the pin rod (43) is slidably located in the pin holes (411), the pin rod (43) is located below the first large connecting shaft (8), the small guide rod (44) is connected to the right side of the first support (2), the small guide rod (44) is located below the small disc (41), a small guide hole (421) is formed in the lower portion of the movable plate (42), and the small guide rod (, the small guide rod (44) is in sliding fit with the small guide hole (421), the small spring (45) is sleeved on the small guide rod (44), and the small spring (45) is positioned on the right side of the movable plate (42).
4. A multi-stage screening apparatus for compost of the type as claimed in claim 3, wherein: still including little disk (51), fixed plate (52) and big screw rod (53), the right-hand member of first big rotation axis (13) is connected with little disk (51), little disk (51) are located the top of little disc (41), the circumference wall of little disk (51) is evenly opened has a plurality of big jack (511), the right side of first support (2) is connected with fixed plate (52), fixed plate (52) are located the top of little disk (51), fixed plate (52) threaded connection has big screw rod (53), the lower extreme of big screw rod (53) is located big jack (511), big screw rod (53) contact with little disk (51).
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| CN201910873860.9A CN110586478B (en) | 2019-09-17 | 2019-09-17 | A multistage screening plant of convenient to use type for compound fertilizer |
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| CN201910873860.9A CN110586478B (en) | 2019-09-17 | 2019-09-17 | A multistage screening plant of convenient to use type for compound fertilizer |
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| CN113457969A (en) * | 2021-09-03 | 2021-10-01 | 江苏汉菱肥业有限责任公司 | Fertilizer preparation multistage screening machine |
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| CN110586478B (en) | 2022-02-25 |
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