CN116727240A - Multistage screening equipment for sand aggregates - Google Patents
Multistage screening equipment for sand aggregates Download PDFInfo
- Publication number
- CN116727240A CN116727240A CN202310999795.0A CN202310999795A CN116727240A CN 116727240 A CN116727240 A CN 116727240A CN 202310999795 A CN202310999795 A CN 202310999795A CN 116727240 A CN116727240 A CN 116727240A
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- CN
- China
- Prior art keywords
- connecting rod
- block
- fixed
- roller
- fixed block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012216 screening Methods 0.000 title claims abstract description 21
- 239000004576 sand Substances 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims description 54
- 230000000903 blocking effect Effects 0.000 claims description 53
- 238000005056 compaction Methods 0.000 claims 1
- 239000003973 paint Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000004804 winding Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention relates to screening equipment, in particular to gravel aggregate multistage screening equipment. The invention aims to provide sand and aggregate multistage screening equipment capable of quickly fixing a screen and assisting in replacement. The technical proposal is as follows: the utility model provides a multistage screening equipment of grit aggregate, includes base, hoist engine and quick hold-down mechanism etc. quick hold-down device is including roller, roller frame and cylinder, and the cylinder is installed in the support planking side, and roller frame fixed connection is on the cylinder to slide in the recess that establishes on the support planking, roller fixed connection is on the support planking, and the roller rotates to be connected on the roller, and roller slip are in the recess that establishes on the back shaft, and are equipped with a plurality of roller and roller range on the roller frame. The friction between screen cloth and support column in screen cloth installation can be reduced to quick compressing mechanism's setting, also can prevent that the screen cloth from destroying the paint surface on the support column when laborsaving, influences life.
Description
Technical Field
The invention relates to screening equipment, in particular to gravel aggregate multistage screening equipment.
Background
The multistage screening equipment of grit aggregate needs spending a large amount of time at the in-process of changing the screen cloth, can not be quick fix, needs not few manpower, has reduced machining efficiency.
There is therefore a particular need for a device that can quickly secure a screen to solve the problems of the prior art.
Disclosure of Invention
The invention aims to overcome the defect that a large amount of time is required in the process of replacing a screen, the screen cannot be quickly fixed and a plurality of people are required for installation.
The technical proposal is as follows: the utility model provides a multistage screening equipment of grit aggregate, the on-line screen storage device comprises a base, the hoist engine, wire rope, supporting spring, the supporting shoe, the backup pad, support the planking, the screen cloth, the support column, quick hold-down mechanism, auxiliary installation device and auxiliary sliding device, the position that the base right side leaned on down is equipped with the hoist engine, wire rope one end of hoist engine is connected on the hoist engine output shaft, the other end is connected on auxiliary installation device's first pulley and second pulley, the base top is equipped with supporting spring, supporting spring links together base and supporting shoe, supporting shoe upper right side terminal surface fixedly connected with backup pad, backup pad fixed connection is in the side of supporting the planking, the recess has been seted up to supporting planking left side one end, auxiliary installation device sliding connection is in the recess, the other end is equipped with auxiliary sliding device, there is the support column of two layers in the middle of the planking, the support column both ends all are the recess, and every layer has a plurality of support columns to carry out fixed connection with two supporting planking, still be equipped with quick hold-down mechanism on the supporting planking, quick hold-down mechanism is including the roller, roller frame and cylinder, the cylinder is installed in supporting planking side, the roller is connected on the roller frame, the roller bearing the planking side, the roller is connected in the roller frame, the roller is fixed connection on the roller bearing side the side and the roller.
As a further preferable scheme, the quick pressing mechanism is further provided with a pressing device, the pressing device comprises a first fixed block, a first connecting rod, a first sliding block, a second fixed block, a fixed plate, a second connecting rod, a supporting shaft, a third connecting rod and a pressing block, one end of the first fixed block is fixedly connected to the roller frame, the other end of the first fixed block is hinged to one end of the first connecting rod, the other end of the first connecting rod is hinged to the first sliding block, the first sliding block is slidably connected to the first sliding block in a groove formed in the fixed plate, one end of the fixed plate is fixedly connected to the side surface of the supporting outer plate, one end of the second connecting rod is hinged to the first sliding block, the other end of the second connecting rod is slidably connected to the through holes formed in two ends of the supporting shaft, the supporting shaft is rotatably connected to the second fixed block, one end of the second fixed block is fixedly connected to the side surface of the supporting outer plate, one end of the third connecting rod is hinged to the supporting shaft, the other end of the third connecting rod is hinged to the pressing block, and the pressing block is slidably connected to the groove formed in the side surface of the supporting outer plate.
As a further preferable scheme, the pressing device is further provided with a blocking device, the blocking device comprises a first blocking plate and a second blocking plate, the first blocking plate is fixedly connected to two ends of the pressing block, the second blocking plate is fixedly connected to the lower side face of the first blocking plate and abuts against the roller, and the first blocking plate and the second blocking plate are slidably connected in a groove formed in the supporting outer plate.
As a further preferable scheme, the pressing device is provided with a pressing device, the pressing device comprises a first threaded rod, a fourth connecting rod, a fifth connecting rod and a pressing block, the first threaded rod is in threaded connection with the middle position of the supporting shaft and the middle position of the fourth connecting rod, the fourth connecting rod is in sliding connection with a through hole formed in the side face of the third connecting rod, one end of the fifth connecting rod is fixedly connected with the pressing block, the other end of the fifth connecting rod abuts against the side face of the fourth connecting rod, and the pressing block is in sliding connection with a groove formed in the pressing block.
As a further preferable scheme, the jacking device is further provided with an adjusting device, the adjusting device comprises a fourth fixed block, a second threaded rod and a fifth fixed block, the lower end face of the fourth fixed block is fixedly connected to the upper surface of the fifth connecting rod, which is close to one end of the fourth connecting rod, the fifth fixed block is fixedly connected to the fourth connecting rod, the second threaded rod is in threaded connection with the fifth fixed block, and the second threaded rod passes through the side faces of the fifth fixed block and the fourth fixed block to abut against each other.
As a further preferable scheme, the pressing device is further provided with a positioning and fixing device, the positioning and fixing device comprises a sixth fixed block, a third threaded rod, a sixth connecting rod, a second sliding block, a seventh connecting rod, a third sliding block, a connecting plate and a fixing shaft, the lower end face of the sixth fixed block is fixedly connected to the upper surface of the fourth connecting rod, the third threaded rod is in threaded connection with the sixth fixed block and passes through one end of the sixth fixed block to abut against one end of the sixth connecting rod, the other end of the sixth connecting rod is fixedly connected to the side face of the second sliding block, the second sliding block is in a groove formed in the pressing block in a sliding manner, one end of the seventh connecting rod is hinged to the lower end face of the second sliding block, the other end of the seventh connecting rod is hinged to the side face of the third sliding block, the other end of the third sliding block is fixedly connected to one end of the connecting plate, and the other end of the connecting plate is fixedly connected to the fixing shaft.
As a further preferable scheme, the positioning and fixing device is further provided with an anti-disengaging device, the anti-disengaging device comprises a rotating seat, a limiting rod, an eighth connecting rod, a third blocking plate and a first spring, the limiting rod, the eighth connecting rod and the third blocking plate are symmetrically arranged by taking the connecting position of the rotating seat and the eighth connecting rod as the center, one end of the rotating seat is fixedly connected in a groove formed in the fixing shaft, the other end of the rotating seat is rotationally connected with one end of the eighth connecting rod, the other end of the eighth connecting rod is fixedly connected with the middle position of the third blocking plate, the side surfaces of the two third blocking plates are provided with grooves, the first spring is arranged in the grooves, one end of the limiting rod is fixedly connected in the grooves formed in the pressing block, and the other end of the limiting rod is propped against the side surface of the eighth connecting rod.
As a further preferable scheme, the auxiliary installation device comprises a ninth connecting rod, a tenth connecting rod, a sliding frame, a first pulley and a second pulley, wherein the second pulley is installed at the middle position of the sliding frame, one ends of the ninth connecting rod and the tenth connecting rod are rotatably connected, the first pulley is arranged at the connecting position of the ninth connecting rod and the tenth connecting rod, and the other ends of the ninth connecting rod and the tenth connecting rod are slidably connected in grooves formed in two sides of the second pulley on the sliding frame.
As a further preferred scheme, still be equipped with quick assembly disassembly device on the auxiliary installation device, quick assembly disassembly device is including eighth fixed block, dead lever and second spring, eighth fixed block sliding connection is in the recess of seting up in the support planking left side, eighth fixed block one end offsets with the surface in the recess, other end fixed connection is in the one end of balladeur train, dead lever sliding connection is in the recess of seting up in the inside of eighth fixed block, the inside second spring that is equipped with of recess on the eighth fixed block, dead lever and second spring cooperation, dead lever one end sliding connection is in the support planking, the dead lever is kept away from the one end of supporting the planking and is passed eighth fixed block.
As a further preferable scheme, the auxiliary sliding device comprises a ninth fixed block, a rotating shaft and a sliding frame, one end of the ninth fixed block is fixedly connected to the side face of the support outer plate, the rotating shaft is rotationally connected to the middle position of the ninth fixed block, one end of the sliding frame is slidingly connected to the groove formed in the rotating shaft, the other end of the sliding frame is fixedly connected to the side face of the first sliding block, and the sliding frame is slidingly connected to the through hole formed in the side face of the fixed plate.
The beneficial effects of the invention are as follows: the friction between screen cloth and support column in screen cloth installation can be reduced to quick compressing mechanism's setting, also can prevent that the screen cloth from destroying the paint surface on the support column when laborsaving, influences life.
The setting of closing device can carry out preliminary fixed to the screen cloth side simultaneously, has saved a large amount of fixed time of installation.
The arrangement of the blocking device can prevent aggregate from entering the groove formed in the support outer plate in the working process of the equipment, so that the rapid compacting device cannot work in the screen mesh replacement process.
The setting of tight device in top can be simultaneously further fixed the screen cloth, lets the screen cloth can be more firm install on the support column, prevents that the action is not unified in the fixed insecure equipment working process that leads to of screen cloth and support column to influence the life of screen cloth.
The arrangement of the adjusting device can further compress the place where the screen is not firmly fixed.
The positioning and fixing device further fixes the position of the screen, and the screen is prevented from moving against the support column in the working process of the equipment.
The arrangement of the anti-disengaging device can prevent the positioning and fixing device from being disengaged from the holes of the screen.
The arrangement of the auxiliary installation device can prevent the wire rope from deviating in the pulling direction of the wire rope in the screen mesh pulling process.
The quick assembly disassembly device can be used for quickly dismantling the auxiliary installation device, and also can be used for quickly fixing and installing the auxiliary installation device between the support columns on two sides.
The auxiliary sliding device is arranged to prevent the screen from rubbing with the support column when the screen is pulled by the steel wire rope.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the device.
Fig. 2 is a schematic view of the installation position of the quick-press device.
Fig. 3 is a partial enlarged view at a in fig. 2.
Fig. 4 is a partial enlarged view at B in fig. 2.
Fig. 5 is a partial enlarged view at C in fig. 2.
Fig. 6 is an exploded view of the jacking device, positioning fixture and adjustment device within the compression block.
Fig. 7 is a partial enlarged view at D in fig. 6.
Fig. 8 is a partial enlarged view at E in fig. 2.
Fig. 9 is a partial enlarged view of F in fig. 2.
Fig. 10 is a partial enlarged view at G in fig. 2.
Wherein: 1: base, 2: hoist engine, 3: wire rope, 4: support spring, 5: support block, 6: support plate, 7: support planking, 8: screen mesh, 9: support column, 10: quick compressing mechanism, 11: compression device, 12: jacking device, 13: positioning and fixing device, 14: auxiliary mounting means, 15: auxiliary sliding device 1001: roller, 1002: roller, 1003: roller frame, 1004: cylinder, 1101: first fixed block, 1102: first link, 1103: first slider, 1104: second fixed block, 1105: fixing plate, 1106: second link, 1107: support shaft, 1108: third link, 1109: compression block, 1110: first barrier plate, 1111: second blocking plate, 1201: first threaded rod, 1202: fourth link, 1203: fifth link, 1204: tightly-propped block, 1205: fourth fixed block, 1206: second threaded rod, 1207: fifth fixed block 1301: sixth fixed block, 1302: third threaded rod, 1303: sixth link, 1304: second slider, 1305: seventh link, 1306: third slider, 1307: a connection plate 1308: fixed shaft, 1309: rotating base, 1310: eighth link, 1311: limit lever, 1312: third blocking plate, 1313: first spring 1401: carriage, 1402: eighth fixed block, 1403: a fixed rod, 1404: second spring, 1405: ninth link, 1406: tenth link, 1407: first pulley, 1408: second pulley, 1501: ninth fixed block, 1502: a rotation shaft, 1503: and a sliding frame.
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.
Examples
A sand aggregate multistage screening device, as shown in figures 1-3, comprises a base 1, a winding machine 2, a steel wire rope 3, a supporting spring 4, a supporting block 5, a supporting plate 6, a supporting outer plate 7, a screen 8, a supporting column 9, a rapid pressing mechanism 10, an auxiliary mounting device 14 and an auxiliary sliding device 15, wherein the winding machine 2 is arranged at the lower right side of the base 1, one end of the steel wire rope 3 of the winding machine 2 is connected to an output shaft of the winding machine 2, the other end is slidingly connected to a first pulley 1407 and a second pulley 1408 on the auxiliary mounting device 14, the supporting spring 4 is arranged above the base 1, the base 1 and the supporting block 5 are connected together, the supporting plate 6 is fixedly connected to the side surface of the supporting outer plate 7, grooves are formed at one end of the right upper side of the supporting block 5, the auxiliary mounting device 14 is slidingly connected to the grooves, the other end is provided with the auxiliary sliding device 15, two layers of supporting columns 9 are arranged in the middle of the two supporting outer plates 7, grooves are formed at two ends of the supporting column 9, a plurality of supporting columns 9 are fixedly connected to the output shafts of the winding machine 2, the other end of the supporting outer plate 7 are slidingly connected to a first pulley 1407 and a second pulley 1408, the other end is slidingly connected to a second pulley 1003, the roller shafts 1003 are fixedly connected to the roller shafts of the two outer plates 7, the roller shafts 10 are fixedly connected to the roller shafts 1003 are fixedly arranged on the grooves 1002, the two layers are fixedly connected to the roller shafts 1002, the roller shafts are fixedly arranged on the roller shafts 1003 and the supporting frames and are fixedly connected to the roller shafts 1002, and are fixedly arranged on the roller shafts, and are fixedly connected to the roller shafts 1002, and are fixedly arranged on the roller shafts, and are in the roller frames and are respectively, and are connected to the roller and are respectively. The roller 1001 is slidingly coupled in a recess provided in the support column 9.
The working steps are as follows: the telescopic motion of the cylinder 1004 enables the roller frame 1003 to slide up and down in a chute arranged in the support outer plate 7, the up-and-down sliding of the roller frame 1003 drives the roller shaft 1002 to slide up and down, the sliding of the roller shaft 1002 drives the roller 1001 to slide up and down in a groove arranged in the support column 9, grooves corresponding to the roller 1001 and the roller shaft 1002 are arranged at two ends of the support column 9, the cylinder 1004 can drive the roller frame 1003 to enable the roller 1001 and the roller shaft 1002 to protrude out of the plane of the support column 9 in the installation process of the screen 8, so that the installation of the screen 8 is assisted, friction between the screen 8 and the support column 9 is reduced, the roller frame 1003 slides down to enable the roller 1001 and the roller shaft 1002 to shrink in the grooves arranged at two ends of the support column 9, and the lower surface of the screen 8 is enabled to be propped against the upper surface of the support column 9.
Examples
On the basis of embodiment 1, as shown in fig. 4-9, a compressing device 11 is further provided on the rapid compressing device 11, the compressing device 11 includes a first fixed block 1101, a first connecting rod 1102, a first sliding block 1103, a second fixed block 1104, a fixed plate 1105, a second connecting rod 1106, a supporting shaft 1107, a third connecting rod 1108 and a compressing block 1109, the first fixed block 1101, the first connecting rod 1102, the first sliding block 1103, the second fixed block 1104, the fixed plate 1105 and the second connecting rod 1106 are symmetrically provided at two ends of the supporting shaft 1107, the supporting shaft 1107 is symmetrically provided at two sides of the supporting outer plate 7, two supporting shafts 1107 are provided at each side, the number of layers of the supporting shaft is the same as that of the supporting columns 9, one end of the first fixed block 1101 is fixedly connected to a roller frame 1003, the other end of the first connecting rod 1102 is hinged to one end of the first sliding block 1103, one end of the first connecting rod 1106 is fixedly connected to a side of the supporting outer plate 7, one end of the second connecting rod 1103 is hinged to the first sliding block 1103 is connected to a groove 1106, the other end of the supporting plate 1105 is fixedly connected to a side of the supporting outer plate 7, the other end of the second connecting rod 1107 is hinged to the side of the supporting shaft 1107, the other end of the supporting shaft is fixedly connected to the third connecting rod 1109, and the other end of the supporting rod is hinged to the third connecting rod 1107 is hinged to the other end of the supporting connecting rod 1107.
The roller frame 1003 slides downwards in a groove arranged in the support outer plate 7 to drive the first fixed block 1101 to slide downwards, the sliding of the first fixed block 1101 drives the first connecting rod 1102 to rotate, the rotating of the first connecting rod 1102 drives the first sliding block 1103 to slide outwards in a groove formed in the fixed plate 1105, the sliding of the first sliding block 1103 drives the second connecting rod 1106 to rotate, the rotating of the second connecting rod 1106 drives the support shaft 1107 to rotate anticlockwise on the second fixed block 1104, the rotating of the support shaft 1107 drives the third connecting rod 1108 to rotate, the rotating of the third connecting rod 1108 drives the compression block 1109 to slide towards the direction of the support column 9 on the groove arranged in the support outer plate 7, so that the screen 8 is quickly and preliminarily compressed, one compression block 1109 and one ends of the two third connecting rods 1108 are hinged to prevent the compression block 1109 from shifting, and the compression block 1109 is provided with a plurality of compression blocks 1109 and are arranged on the support shaft 1107 through hinging with the third connecting rod 1108.
The pressing device 11 is further provided with blocking devices, the blocking devices are symmetrically arranged on two sides of the supporting outer plate 7, two blocking devices are arranged on each side of the supporting outer plate, each blocking device comprises a first blocking plate 1110 and a second blocking plate 1111, the first blocking plate 1110 is fixedly connected to two ends of the pressing block 1109, the second blocking plate 1111 is fixedly connected to the lower side face of the first blocking plate 1110 and is propped against the roller 1001, and the first blocking plate 1110 and the second blocking plate 1111 are slidably connected in grooves formed in the supporting outer plate 7.
The pressing block 1109 moves towards the direction of the supporting column 9 to drive the first blocking plate 1110 to slide towards the direction of the supporting column 9 in the groove on the supporting outer plate 7, the sliding of the first blocking plate 1110 drives the second blocking plate 1111 to slide towards the direction of the supporting column 9 in the groove on the supporting outer plate 7, the first blocking plate 1110 is provided with a plurality of blocking plates and is different in length, the plurality of first blocking plates 1110 and the plurality of pressing blocks 1109 are fixedly connected at two ends of the pressing block 1109 to form a whole, the number of the second blocking plates 1111 is the same as the number of the rollers 1001, and the second blocking plates 1111 and the rollers 1001 are matched with each other to prevent sand aggregates from falling into the groove formed by the supporting outer plate 7 in the working process of the device.
The pressing device 11 is provided with a pressing device 12, the pressing device 12 comprises a first threaded rod 1201, a fourth connecting rod 1202, a fifth connecting rod 1203 and pressing blocks 1204, the number of the pressing device 12 and the number of the pressing blocks 1109 are equal, the first threaded rod 1201 is in threaded connection with the middle position of the supporting shaft 1107 and the middle position of the fourth connecting rod 1202, the fourth connecting rod 1202 is in sliding connection with a through hole formed in the side face of the third connecting rod 1108, one end of the fifth connecting rod 1203 is fixedly connected with the pressing blocks 1204, the other end of the fifth connecting rod 1203 abuts against the side face of the fourth connecting rod 1202, and the pressing blocks 1204 are in sliding connection with grooves formed in the pressing blocks 1109.
The counterclockwise rotation of the supporting shaft 1107 drives the end faces of the fourth connecting rod 1202 and the fifth connecting rod 1203 to prop against, the first threaded rod 1201 rotates to enable the fourth connecting rod 1202 to slide in the direction of the propping block 1204 in the groove formed in the upper side face of the third connecting rod 1108, the sliding of the fourth connecting rod 1202 drives the fifth connecting rod 1203 to move in the direction of the propping block 1204, the movement of the fifth connecting rod 1203 drives the propping block 1204 to slide in the direction away from the fourth connecting rod 1202 in the groove formed in the inside of the compressing block 1109, so that the screen 8 is further propped against, the number of the propping devices 12 is equal to that of the compressing block 1109, and the side face of the propping block 1204 is also provided with a bump, so that the propping block 1204 can slide in the compressing block 1109 well, and the situation that only one side is stressed to cause the propping block 1204 to be obliquely clamped in the groove in the compressing block 1109 is prevented.
The jacking devices 12 are further provided with adjusting devices, each jacking device 12 is provided with an adjusting device, each adjusting device comprises a fourth fixed block 1205, a second threaded rod 1206 and a fifth fixed block 1207, the lower end face of each fourth fixed block 1205 is fixedly connected to the upper surface of one end, close to the fourth connecting rod 1202, of each fifth connecting rod 1203, each fifth fixed block 1207 is fixedly connected to each fourth connecting rod 1202, each second threaded rod 1206 is connected to each fifth fixed block 1207 in a threaded mode, and the second threaded rod passes through the side faces of each fifth fixed block 1207 and the side faces of each fourth fixed block 1205 to be abutted against each other.
The counterclockwise rotation of the supporting shaft 1107 makes the side surfaces of the second threaded rod 1206 and the fifth fixed block 1207 prop against, the second threaded rod 1206 rotates to drive the fourth fixed block 1205 to move in the direction away from the fifth fixed block 1207, the movement of the fourth fixed block 1205 drives the fifth connecting rod 1203 to move in the direction away from the fifth fixed block 1207, and the movement of the fifth connecting rod 1203 drives the propping block 1204 to slide in the groove formed in the compressing block 1109 in the direction away from the fifth fixed block 1207, so that the part which is not propped against is singly and further propped against.
The pressing device 11 is further provided with positioning and fixing devices 13, each pressing block 1109 is provided with two positioning and fixing devices 13, each positioning and fixing device 13 comprises a sixth fixing block 1301, a third threaded rod 1302, a sixth connecting rod 1303, a second sliding block 1304, a seventh connecting rod 1305, a third sliding block 1306, a connecting plate 1307 and a fixing shaft 1308, the lower end face of the sixth fixing block 1301 is fixedly connected to the upper surface of the fourth connecting rod 1202, the third threaded rod 1302 is connected to the sixth fixing block 1301 through threads, one end of the sixth connecting rod 1301 abuts against one end of the sixth connecting rod 1303, the other end of the sixth connecting rod 1303 is fixedly connected to the side face of the second sliding block 1304, the second sliding block 1304 is slidingly connected in a groove formed in the pressing block 1109, one end of the seventh connecting rod 1305 is hinged to the lower end face of the second sliding block 1304, the other end of the seventh connecting rod 1305 is hinged to the side face of the third sliding block 1306, the other side face of the third sliding block 1306 is fixedly connected to one end of the connecting plate 1307, and the other end of the connecting plate 1307 is fixedly connected to the fixing shaft 1308.
The counterclockwise rotation of the supporting shaft 1107 makes the end surfaces of the third threaded rod 1302 and the sixth connecting rod 1303 rotatably connected to the sixth fixed block 1301 abut against, the third threaded rod 1302 is rotated to move the sixth connecting rod 1303 away from the sixth fixed block 1301, the movement of the sixth connecting rod 1303 drives the second slider 1304 to move inwards in the groove provided in the pressing block 1109, the movement of the second slider 1304 drives the seventh connecting rod 1305 to rotate, the rotation of the seventh connecting rod 1305 drives the third slider 1306 to move downwards in the groove provided in the pressing block 1109, the movement of the third slider 1306 drives the connecting plate 1307 to move downwards in the groove provided in the pressing block 1109, and the movement of the connecting plate 1307 drives the fixed shaft 1308 to move downwards in the groove provided in the pressing block 1109, so that the fixed shaft 1308 is inserted into the through hole provided in the screen 8, and the screen 8 is further fixed.
The positioning and fixing devices 13 are further provided with anti-disengaging devices, each positioning and fixing device 13 is provided with an anti-disengaging device, each anti-disengaging device comprises a rotating seat 1309, a limiting rod 1311, an eighth connecting rod 1310, a third blocking plate 1312 and a first spring 1313, the limiting rods 1311, the eighth connecting rod 1310 and the third blocking plate 1312 are symmetrically arranged by taking the connecting positions of the rotating seats 1309 and the eighth connecting rod 1310 as the centers, one end of each rotating seat 1309 is fixedly connected in a groove formed in a fixed shaft 1308, the other end of each rotating seat is rotatably connected at one end of each eighth connecting rod 1310, the other end of each eighth connecting rod 1310 is fixedly connected in the middle of each third blocking plate 1312, the side faces of the two third blocking plates 1312 are provided with grooves, the first springs 1313 are arranged in the grooves, one end of each limiting rod 1311 is fixedly connected in the grooves formed in the pressing blocks 1109, and the other end of each limiting rod 131abuts against the side face of each eighth connecting rod 1310.
The fixed shaft 1308 moves downward in a groove provided in the inside of the pressing block 1109 to drive the eighth link 1310 to move downward, the movement of the eighth link 1310 makes the limiting rod 1311 far away from the side of the eighth link 1310, the first spring 1313 provided in the groove of the third blocking plate 1312 stretches and contracts, and the two third blocking plates 1312 move in opposite directions, so that the fixed shaft 1308 is prevented from being separated from the through hole provided in the screen 8.
Examples
On the basis of embodiment 2, as shown in fig. 9-10, the auxiliary mounting device 14 includes a ninth link 1405, a tenth link 1406, a carriage 1401, a first pulley 1407 and a second pulley 1408, wherein the second pulley 1408 is mounted at a middle position of the carriage 1401, one ends of the ninth link 1405 and the tenth link 1406 are rotatably connected, the first pulley 1407 is disposed at a connecting position of the ninth link 1405 and the tenth link 1406, and the other ends of the ninth link 1405 and the tenth link 1406 are slidably connected in grooves provided on both sides of the second pulley 1408 on the carriage 1401.
The first pulley 1407 is shifted in a direction away from the second pulley 1408, the first pulley 1407 moves to drive one ends of the ninth link 1405 and the tenth link 1406 to slide on grooves formed in the carriage 1401, and the stretching direction of the wire rope 3 is fixed by the support of the ninth link 1405, the tenth link 1406, the first pulley 1407 and the second pulley 1408, so that the screen 8 is prevented from contacting the support outer plate 7 in the stretching process of the wire rope 3, and abrasion of the screen 8 and the support outer plate 7 is reduced.
The auxiliary mounting device 14 is further provided with a quick dismounting device, the quick dismounting device comprises an eighth solid block 1402, a fixed rod 1403 and a second spring 1404, the eighth solid block 1402, the fixed rod 1403 and the second spring 1404 are symmetrically arranged at two ends of the carriage 1401, the two eighth solid blocks 1402 are all in a groove formed in the left side of the support outer plate 7 in a sliding manner, the eighth solid block 1402 is in a groove formed in the left side of the support outer plate 7 in a sliding manner, one end of the eighth solid block 1402 abuts against the surface in the groove, the other end of the eighth solid block 1402 is fixedly connected with one end of the carriage 1401, the fixed rod 1403 is in a groove formed in the eighth solid block 1402 in a sliding manner, the second spring 1404 is arranged in the groove in the eighth solid block 1402, the fixed rod 1403 is matched with the second spring 1404, one end of the fixed rod 1403 is in the support outer plate 7 in a sliding manner, and one end of the fixed rod 1403 far away from the support outer plate 7 passes through the eighth solid block 1402.
Pulling the fixing rod 1403 in a direction away from the support outer plate 7 causes the second spring 1404 to contract, the fixing rod 1403 is retracted into a groove provided in the eighth fixing block 1402, the eighth fixing block 1402 can slide up and down in the groove provided on the left side of the support outer plate 7, and the sliding of the eighth fixing block 1402 drives the carriage 1401 to slide up and down in the groove provided on the left side of the support outer plate 7, thereby enabling the carriage 1401 to be quickly detached and mounted on the support outer plate 7.
The auxiliary sliding device 15 includes a ninth fixed block 1501, a rotating shaft 1502 and a sliding frame 1503, one end of the ninth fixed block 1501 is fixedly connected to the side surface of the supporting outer plate 7, the rotating shaft 1502 is rotatably connected to the middle position of the ninth fixed block 1501, one end of the sliding frame 1503 is slidably connected in a groove formed in the rotating shaft 1502, and the other end is fixedly connected to the side surface of the first sliding block 1103 and slidably connected in a through hole formed in the side surface of the fixed plate 1105.
The first slider 1103 slides in a groove formed in the fixed plate 1105 to drive the sliding frame 1503 to slide in a through hole formed in the side surface of the fixed plate 1105, the movement of the sliding frame 1503 drives the rotating shaft 1502 to slide in the ninth fixed block 1501, the screen 8 is placed on the rotating shaft 1502 in the installation process, the rotating shaft 1502 rotates in the ninth fixed block 1501 to enable the screen 8 to be separated from the supporting column 9, and the screen 8 is prevented from wearing a paint surface on the surface of the supporting column 9, so that the service life is influenced.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a multistage screening equipment of grit aggregate, a serial communication port, including base (1), hoist engine (2), wire rope (3), supporting spring (4), supporting shoe (5), backup pad (6), support planking (7), screen cloth (8), support column (9), quick pressing mechanism (10), auxiliary installation device (14) and auxiliary sliding device (15), base (1) right side is equipped with hoist engine (2) in the position under, wire rope (3) one end of hoist engine (2) is connected on hoist engine (2) output shaft, the other end is connected on first pulley (1407) and second pulley (1408) on auxiliary installation device (14), base (1) top is equipped with supporting spring (4), supporting spring (4) are in the same place base (1) and supporting shoe (5) link together, supporting shoe (5) upper right side terminal surface fixedly connected with backup pad (6), backup pad (6) fixed connection is in the side of supporting planking (7), recess has been seted up to support planking (7) left side one end, auxiliary installation device (14) sliding connection is in the recess, the other end is equipped with two support column (9) both ends of auxiliary planking (15), and every layer has a plurality of support columns (9) to carry out fixed connection with two support planking (7), still is equipped with quick pressing mechanism (10) on support planking (7), quick pressing mechanism (10) are including roller (1001), roller (1002), roller frame (1003) and cylinder (1004), cylinder (1004) are installed in support planking (7) side, two recesses have been seted up from top to bottom to support planking (7) side, roller frame (1003) and the telescopic link fixed connection of cylinder (1004), roller frame (1003) sliding connection is in the recess that sets up on support planking (7), roller (1002) fixed connection is on roller frame (1003), roller (1001) swivelling joint is on roller (1002), roller (1002) sliding connection is in the recess that sets up on support planking (7), roller (1001) sliding connection is in the recess that support column (9) set up.
2. The multistage sand aggregate screening device according to claim 1, wherein the rapid pressing mechanism (10) is further provided with a pressing device (11), the pressing device (11) comprises a first fixed block (1101), a first connecting rod (1102), a first sliding block (1103), a second fixed block (1104), a fixed plate (1105), a second connecting rod (1106), a supporting shaft (1107), a third connecting rod (1108) and a pressing block (1109), one end of the first fixed block (1101) is fixedly connected to a roller frame (1003), the other end of the first fixed block is hinged to one end of the first connecting rod (1102), the other end of the first connecting rod (1102) is hinged to the first sliding block (1103), one end of the fixed plate (1105) is fixedly connected to the side face of a supporting outer plate (7), one end of the second connecting rod (1106) is hinged to the first sliding block (1103), the other end of the second connecting rod (1106) is connected to through holes formed in two ends of the supporting shaft (1107), the supporting shaft (1107) is rotatably connected to one end of the second fixed block (1104), the other end of the first connecting rod (1108) is hinged to the side face of the third connecting rod (1109), the compaction block (1109) is connected in a groove formed in the side face of the support outer plate (7) in a sliding mode.
3. A sand aggregate multistage screening device according to claim 2, characterized in that the compacting means (11) is further provided with blocking means comprising a first blocking plate (1110) and a second blocking plate (1111), the first blocking plate (1110) being fixedly connected to the two ends of the compacting block (1109), the second blocking plate (1111) being fixedly connected to the underside of the first blocking plate (1110) and being in abutment with the roller (1001), the first blocking plate (1110) and the second blocking plate (1111) being slidingly connected in a recess provided in the supporting outer plate (7).
4. A sand aggregate multistage screening device according to claim 3, characterized in that the pressing device (11) is provided with a jacking device (12), the jacking device (12) comprises a first threaded rod (1201), a fourth connecting rod (1202), a fifth connecting rod (1203) and a jacking block (1204), the first threaded rod (1201) is in threaded connection with the middle position of the supporting shaft (1107) and the middle position of the fourth connecting rod (1202), the fourth connecting rod (1202) is in sliding connection with a through hole formed in the side face of the third connecting rod (1108), one end of the fifth connecting rod (1203) is fixedly connected with the jacking block (1204), the other end of the fifth connecting rod (1203) abuts against the side face of the fourth connecting rod (1202), and the jacking block (1204) is in sliding connection with a groove formed in the pressing block (1109).
5. The sand aggregate multistage screening device according to claim 4, wherein the jacking device (12) is further provided with an adjusting device, the adjusting device comprises a fourth fixed block (1205), a second threaded rod (1206) and a fifth fixed block (1207), the lower end face of the fourth fixed block (1205) is fixedly connected to the upper surface of the fifth connecting rod (1203) close to one end of the fourth connecting rod (1202), the fifth fixed block (1207) is fixedly connected to the fourth connecting rod (1202), the second threaded rod (1206) is in threaded connection with the fifth fixed block (1207), and the lower end face of the second fixed block (1205) is abutted against the side face of the fourth fixed block (1207) and the side face of the fourth fixed block (1205).
6. The sand aggregate multistage screening device according to claim 5, wherein the pressing device (11) is further provided with a positioning and fixing device (13), the positioning and fixing device (13) comprises a sixth fixing block (1301), a third threaded rod (1302), a sixth connecting rod (1303), a second sliding block (1304), a seventh connecting rod (1305), a third sliding block (1306), a connecting plate (1307) and a fixed shaft (1308), the lower end face of the sixth fixing block (1301) is fixedly connected to the upper surface of the fourth connecting rod (1202), the third threaded rod (1302) is in threaded connection with the sixth fixing block (1301) and passes through one end of the sixth fixing block (1301) and one end of the sixth connecting rod (1303), the other end of the sixth connecting rod (1303) is fixedly connected to the side face of the second sliding block (1304), the second sliding block (1304) is in a groove formed in the inside the pressing block (1109), one end of the seventh connecting rod (1305) is hinged to the upper end face of the second sliding block (1304), the other end is hinged to the side face of the third sliding block (1306), and the other end of the third sliding rod (1306) is fixedly connected to the other end of the fixed shaft (1307) of the connecting plate (1307).
7. The sand aggregate multistage screening device according to claim 6, wherein the positioning and fixing device (13) is further provided with an anti-disengaging device, the anti-disengaging device comprises a rotating seat (1309), a limiting rod (1311), an eighth connecting rod (1310), a third blocking plate (1312) and a first spring (1313), the limiting rod (1311), the eighth connecting rod (1310) and the third blocking plate (1312) are symmetrically arranged by taking the connecting positions of the rotating seat (1309) and the eighth connecting rod (1310) as the center, one end of the rotating seat (1309) is fixedly connected in a groove formed in a fixed shaft (1308), the other end of the rotating seat is rotatably connected at one end of the eighth connecting rod (1310), the other end of the eighth connecting rod (1310) is fixedly connected at the middle position of the third blocking plate (1312), the side faces of the two third blocking plates (1312) are formed in grooves, the first spring (1313) is arranged in the grooves, one end of the limiting rod (1311) is fixedly connected in the grooves formed in the pressing blocks (1109), and the other end of the limiting rod (1311) is abutted against the side faces of the eighth connecting rod (1310).
8. The sand aggregate multistage screening device according to claim 7, wherein the auxiliary mounting device (14) comprises a ninth connecting rod (1405), a tenth connecting rod (1406), a carriage (1401), a first pulley (1407) and a second pulley (1408), the second pulley (1408) is mounted at the middle position of the carriage (1401), one ends of the ninth connecting rod (1405) and the tenth connecting rod (1406) are rotatably connected, the first pulley (1407) is arranged at the connecting position of the ninth connecting rod (1405) and the tenth connecting rod (1406), and the other ends of the ninth connecting rod (1405) and the tenth connecting rod (1406) are slidably connected in grooves on two sides of the second pulley (1408) arranged on the carriage (1401).
9. The sand aggregate multistage screening device according to claim 8, further characterized in that a quick dismounting device is arranged on the auxiliary mounting device (14), the quick dismounting device comprises an eighth fixed block (1402), a fixed rod (1403) and a second spring (1404), the eighth fixed block (1402) is slidably connected in a groove formed in the left side of the support outer plate (7), one end of the eighth fixed block (1402) abuts against the surface in the groove, the other end of the eighth fixed block is fixedly connected with one end of the sliding frame (1401), the fixed rod (1403) is slidably connected in the groove formed in the eighth fixed block (1402), a second spring (1404) is arranged in the groove formed in the eighth fixed block (1402), the fixed rod (1403) is matched with the second spring (1404), one end of the fixed rod (1403) is slidably connected in the support outer plate (7), and one end of the fixed rod (1403) away from the support outer plate (7) penetrates through the eighth fixed block (1402).
10. The sand aggregate multistage screening device according to claim 9, wherein the auxiliary sliding device (15) comprises a ninth fixed block (1501), a rotating shaft (1502) and a sliding frame (1503), one end of the ninth fixed block (1501) is fixedly connected to the side surface of the support outer plate (7), the rotating shaft (1502) is rotatably connected to the middle position of the ninth fixed block (1501), one end of the sliding frame (1503) is slidably connected to a groove formed in the rotating shaft (1502), the other end of the sliding frame is fixedly connected to the side surface of the first sliding block (1103) and is slidably connected to a through hole formed in the side surface of the fixed plate (1105).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310999795.0A CN116727240B (en) | 2023-08-10 | 2023-08-10 | Multistage screening equipment for sand aggregates |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310999795.0A CN116727240B (en) | 2023-08-10 | 2023-08-10 | Multistage screening equipment for sand aggregates |
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| CN116727240B CN116727240B (en) | 2023-10-20 |
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Also Published As
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|---|---|
| CN116727240B (en) | 2023-10-20 |
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