CN214183962U

CN214183962U - Sandstone screening machine

Info

Publication number: CN214183962U
Application number: CN202023291789.0U
Authority: CN
Inventors: 史帅德
Original assignee: Qingdao Build Concrete Co ltd
Current assignee: Qingdao Build Concrete Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-14
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a grit screening machine, belong to concrete processing equipment's technical field, box on the support including the rigid coupling, the inside rotation of box is connected with the cylinder, a plurality of discharge openings have been seted up on the outer peripheral face of cylinder, the upside that the box corresponds the cylinder is provided with the lid of arcuation, the one end of cylinder is provided with fixed cover, and the other end rigid coupling of cylinder has the locating plate, the one end rigid coupling that the cylinder corresponds fixed cover has the feeder hopper of vertical setting, one side that the box corresponds the locating plate is provided with the dodge gate, the upside of dodge gate articulates in the box, and the downside hasp of dodge gate is connected in the box, one side that corresponds the dodge gate on the locating plate is provided with the bin gate. The one end rigid coupling of the cylinder that this application set up has the locating plate, and the other end rigid coupling of cylinder has fixed cover, and the upside that the box corresponds the cylinder is provided with the apron, and the cooperation of apron and locating plate is used, improves the screening precision of cylinder, has improved work efficiency simultaneously.

Description

Sandstone screening machine

Technical Field

The application relates to the technical field of concrete processing equipment, in particular to a sand and stone screening machine.

Background

The concrete is a raw material frequently used in building construction, is a cementing material taking cement as a main component, is prepared by mixing the cementing material with water, sand, stones and other raw materials, and is prepared into the concrete meeting the requirements through the processing procedures of stirring, forming, curing, hardening and the like according to a certain proportion.

The cylinder screening machine that prior art used, traditional cylinder screening machine mainly includes the cylinder, a machine support, motor and reduction gear, the cylinder slope is installed in the frame, the feed inlet has been seted up on the top of cylinder, and the bin outlet has been seted up to its bottom, the both ends of cylinder are the opening setting, and the circumference side of cylinder is the screen cloth structure, actuating motor, motor drive cylinder rotates, the screen cloth discharge of material process cylinder circumference side that qualifies, unqualified one end discharge through the cylinder.

In view of the above-mentioned related art, the inventor believes that the two ends of the drum are open, and when the unqualified materials are discharged through one end of the drum, the discharged materials are mixed with the unqualified materials, so that the separation efficiency of the drum is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of the separation inefficiency of cylinder that points out in the above-mentioned background art, this application provides a grit screening machine.

The application provides a grit screening machine adopts following technical scheme:

the utility model provides a grit screening machine, includes the box of rigid coupling on the support, the inside of box is rotated and is connected with the cylinder, a plurality of discharge openings have been seted up on the outer peripheral face of cylinder, the upside that the box corresponds the cylinder is provided with the lid of arcuation, the one end of cylinder is provided with fixed cover, and the other end rigid coupling of cylinder has the locating plate, the one end rigid coupling that the cylinder corresponds fixed cover has the feeder hopper of vertical setting, one side that the box corresponds the locating plate is provided with the dodge gate, the upside of dodge gate articulates in the box, and the downside hasp of dodge gate connects in the box, one side that corresponds the dodge gate on the locating plate is provided with the bin outlet.

Through adopting above-mentioned technical scheme, the both sides of cylinder are provided with locating plate and dodge gate respectively, rotate the screening time as the cylinder, have improved screening efficiency, and the upside that the box corresponds the cylinder simultaneously is provided with the apron, and the in-process that sets up of apron prevents the material screening splashes, and after the material screening, the large granule is stayed a sieve section of thick bamboo, then opens the dodge gate, carries out the discharge work of surplus material.

Optionally, the downside of support is provided with two frames, two the frame corresponds the both ends of box respectively, one the frame articulates in the one end downside of support, another be provided with two support columns that can carry out vertical direction sliding motion in the frame, two the top of support column all articulates in the one end downside of support.

Through adopting above-mentioned technical scheme, the motion of the slip motion of two support columns can drive the motion of support, and then can adjust the angle between box and the ground, and then can conveniently arrange material work.

Optionally, a stud is arranged on one side, corresponding to the support column, of the lower side of one end of the support, a worm is rotatably connected to one end, corresponding to the stud, of the rack, the stud is connected to the worm wheel in a threaded manner, and the worm is meshed with the worm wheel.

Through adopting above-mentioned technical scheme, the during operation rotates the worm, and the rotation drive worm wheel of worm rotates, and the rotation of worm wheel drives the double-screw bolt and carries out the gliding motion of vertical direction, and then drives the support and move.

Optionally, the inside both sides of feeder hopper have set firmly respectively along the baffle of vertical direction range, two the baffle be close to one side each other and all set up down, distance between baffle lower extreme and the feeder hopper lateral wall all is less than half of feeder hopper mouth width.

Through adopting above-mentioned technical scheme, the speed of material whereabouts is reduced in the setting of baffle, reduces the probability that the material blockked up the feeder hopper.

Optionally, the fixed cover is provided with a first belt wheel fixedly connected to the outer side of the corresponding box body, a driving motor is fixedly connected to one side of the box body, a second belt wheel is fixedly connected to an output shaft of the driving motor, and a driving belt is rotatably connected to the second belt wheel and the first belt wheel.

Through adopting above-mentioned technical scheme, start driving motor, driving motor drives the second band pulley and rotates, and the rotation of band pulley two drives the rotation of drive belt, and the rotation of rotating band drives band pulley one and rotates, and the rotation of band pulley one drives the rotation of fixed cover, and the rotation of fixed cover drives the cylinder and rotates, and then can sieve the material.

Optionally, the upper side of the discharge gate is hinged to the drum, and the lower side of the discharge gate is snap-connected to the drum.

Through adopting above-mentioned technical scheme, arrange the setting up of bin gate and make things convenient for the cylinder outwards to empty the material.

Optionally, a stirring shaft is arranged in the drum, a plurality of positioning rings are arranged on the stirring shaft along the axial direction of the stirring shaft, a plurality of positioning rods are fixedly connected to the inner circumferential surfaces of the positioning rings, and one ends of the positioning rods, far away from the positioning rings, are fixedly connected to the stirring shaft.

Through adopting above-mentioned technical scheme, the setting of holding ring and locating lever further supports the cylinder.

Optionally, a servo motor is fixedly connected to the frame, and an output shaft of the servo motor is fixedly connected to the worm.

Through adopting above-mentioned technical scheme, servo motor provides worm pivoted drive power, makes things convenient for the work of follow-up box.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the one end rigid coupling of the cylinder that this application set up has the locating plate, and the other end rigid coupling of cylinder has fixed cover, and the upside that the box corresponds the cylinder is provided with the apron, and the cooperation of apron and locating plate is used, improves the screening precision of cylinder, has improved work efficiency simultaneously.

2. This application sets up the frame that can carry out vertical direction sliding motion, and the inclination of convenient accommodate cylinder further makes things convenient for the discharge work of the material in the cylinder.

Drawings

Figure 1 is the structure schematic diagram of a sand and stone screening machine of this application embodiment.

Figure 2 is the structure schematic diagram of the prominent lid of sand and stone screening machine of this application embodiment.

Fig. 3 is an enlarged view of a in fig. 2.

Figure 4 is a cross-sectional view of a sand screen according to an embodiment of the present application.

Description of reference numerals: 1. a support; 11. a box body; 12. a frame; 121. a support pillar; 122. a lug; 13. a stud; 131. a worm gear; 132. a servo motor; 133. a worm; 2. a drum; 21. a discharge hole; 22. a cover body; 221. a fixing ring; 222. fixing a sleeve; 23. a stirring shaft; 231. a support bar; 232. a positioning ring; 24. a first belt wheel; 241. a drive motor; 242. a second belt wheel; 243. a transmission belt; 25. a feed hopper; 251. a fixing plate; 252. a baffle plate; 26. a discharge port; 261. a movable door; 262. positioning a plate; 263. a discharge gate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses grit screening machine.

Referring to fig. 1 and 2, a sand and stone screening machine comprises a box body 11 fixedly connected to a support 1, the box body 11 is arranged in a cuboid shape, two racks 12 are arranged on the lower side of the support 1, the two racks 12 respectively correspond to two ends of the box body 11, one rack 12 is hinged on the lower side of one end of the support 1, two support columns 121 are vertically connected to the other rack 12 in a sliding manner, the top ends of the two support columns 121 are hinged on the lower side of one end of the support 1, one side of the lower side of one end of the support 1 corresponding to the support columns 121 is hinged with a lug 122, the lower end of the lug 122 is rotatably connected with a stud 13 (refer to fig. 3), the axial direction of the stud 13 is vertically arranged, the lower end of the stud 13 is rotatably connected to the rack 12, one end of the rack 12 corresponding to the stud 13 is connected with a worm wheel 131 through a thread, a servo motor 132 is fixedly connected to the rack 12, the output shaft of the servo motor 132 is horizontally arranged, and the output shaft of the servo motor 132 is fixedly connected with a worm 133, the worm 133 is engaged with the worm wheel 131;

during operation, the servo motor 132 is started, the servo motor 132 drives the worm 133 to rotate, the worm 133 rotates to drive the worm wheel 131 to rotate, and the worm wheel 131 rotates to drive the stud 13 to perform sliding movement in the vertical direction, so that the support 1 is driven to move.

Referring to fig. 2 and 4, a drum 2 is arranged inside a box 11, the axial direction of the drum 2 is parallel to the length direction of the box 11, a plurality of discharge holes 21 are formed in the outer circumferential surface of the drum 2, a cover 22 is arranged on the box 11 corresponding to the upper side of the drum 2, the cover 22 is arranged in an arc shape, one side of the cover 22 is hinged to the box 11, the other side of the cover 22 is connected to the box 11 by bolts, a fixing ring 221 is fixedly connected to one end of the drum 2, the fixing ring 221 is arranged coaxially with the drum 2, a fixing sleeve 222 is fixedly connected to one side of the fixing ring 221 away from the drum 2, the fixing sleeve 222 is arranged coaxially with the fixing ring 221, and the fixing sleeve 222 is rotatably connected to the box 11;

a stirring shaft 23 is arranged in the drum 2, the stirring shaft 23 is arranged coaxially with the drum 2, a support rod 231 is fixedly connected in the fixing sleeve 222, the length direction of the support rod 231 is perpendicular to the axial direction of the stirring shaft 23, the center of the support rod 231 is positioned at the axial position of the fixing sleeve 222, one end of the stirring shaft 23 is fixedly connected at the central position of the support rod 231, and the other end of the stirring shaft 23 is rotatably connected to the box body 11; a plurality of positioning rings 232 are arranged on the stirring shaft 23 along the axial direction of the stirring shaft 23, each positioning ring 232 is coaxially arranged with the stirring shaft 23, a plurality of positioning rods are fixedly connected to the inner circumferential surfaces of the positioning rings 232, and one ends of the positioning rods far away from the positioning rings 232 are fixedly connected to the stirring shaft 23.

Referring back to fig. 1, a first belt wheel 24 is fixedly connected to the outer side of the fixing sleeve 222 corresponding to the box 11, a driving motor 241 is fixedly connected to one side of the box 11 close to the worm wheel 131, an output shaft of the driving motor 241 is parallel to the length direction of the box 11, a second belt wheel 242 is fixedly connected to the output shaft of the driving motor 241, a driving belt 243 is rotatably connected to the second belt wheel 242 and the first belt wheel 24, when the device works, the driving motor 241 is started, the driving motor 241 drives the second belt wheel 242 to rotate, the rotation of the second belt wheel 242 drives the driving belt 243 to rotate, the rotation of the rotating belt drives the first belt wheel 24 to rotate, the rotation of the fixing sleeve 222 drives the roller 2 to rotate, and then materials can be screened.

Referring to fig. 2 and 4, a feed hopper 25 is arranged on one side of the fixed sleeve 222 close to the driving motor 241, the mouth of the feed hopper 25 is arranged upward, the feed hopper 25 is fixedly connected to the bracket 1, a fixed plate 251 is fixedly connected to one side of the fixed sleeve 222 close to the feed hopper 25, the bottom end of the feed hopper 25 is rotatably connected to the fixed plate 251 of the fixed sleeve 222, and the feed hopper 25 is communicated with the fixed sleeve 222;

feed hopper 25's inside both sides have set firmly baffle 252 respectively, and two baffles 252 are arranged along vertical direction, and the equal setting down in one side that is close to each other of two baffles 252, and the distance between baffle 252 lower extreme and the feed hopper 25 lateral wall all is less than half of feed hopper 25 mouth of a river width.

Referring to fig. 4, a discharge hole 26 is formed in the lower side of the box body 11, a movable door 261 is arranged at one end of the box body 11 away from the driving motor 241, the upper side of the movable door 261 is hinged to the box body 11, and the lower side of the movable door 261 is in snap-fit connection with the box body 11;

a positioning plate 262 is arranged on one side of the roller 2 corresponding to the movable door 261, a discharge door 263 is arranged on one side of the positioning plate 262 corresponding to the movable door 261, the upper side of the discharge door 263 is hinged to the roller 2, and the lower side of the discharge door 263 is in snap-in connection with the roller 2.

During specific implementation, at first start driving motor 241, driving motor 241 drives the cylinder 2 and rotates, and specifically, driving motor 241 drives the second pulley 242 and rotates, and the rotation of the second pulley 242 drives the rotation of the transmission belt 243, and the rotation of the rotation belt drives the first pulley 24 to rotate, and the rotation of the first pulley 24 drives the rotation of the fixed sleeve 222, and the rotation of the fixed sleeve 222 drives the cylinder 2 to rotate, so that the material can be screened.

Then get into the cylinder 2 through the feeder hopper 25 in with the material, the material that accords with the size passes through discharge opening 21 and discharges, then discharge the outside of box 11 through discharge gate 26, after the screening, carry out the discharge work of the big material of size in the cylinder 2, it is specific, open lid 22, then start servo motor 132, servo motor 132 drive worm 133 is the rotation of heart, worm 133's rotation drive worm wheel 131 rotates, worm wheel 131 rotates and drives double-screw bolt 13 and carry out vertical direction's gliding movement, and then drive support 1 and move, and then can adjust the height of cylinder 2, and then can discharge the big material of size.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a grit screening machine, includes box (11) of rigid coupling on support (1), the inside rotation of box (11) is connected with cylinder (2), a plurality of discharge openings (21), its characterized in that have been seted up on the outer peripheral face of cylinder (2): the upside that box (11) correspond cylinder (2) is provided with lid (22) of arcuation, the one end of cylinder (2) is provided with fixed cover (222), and the other end rigid coupling of cylinder (2) has locating plate (262), the one end rigid coupling that cylinder (2) correspond fixed cover (222) has feeder hopper (25) of vertical setting, one side that box (11) correspond locating plate (262) is provided with dodge gate (261), the upside of dodge gate (261) articulates in box (11), and the downside hasp connection of dodge gate (261) in box (11), one side that corresponds dodge gate (261) on locating plate (262) is provided with row bin gate (263).

2. The sand screen machine according to claim 1, wherein: the downside of support (1) is provided with two frames (12), two frame (12) corresponds the both ends of box (11) respectively, one frame (12) articulates in the one end downside of support (1), another be provided with two support columns (121) that can carry out vertical direction sliding motion on frame (12), two the top of support column (121) all articulates in the one end downside of support (1).

3. The sand screen machine according to claim 2, wherein: one side of the lower side of one end of the support (1) corresponding to the support column (121) is provided with a stud (13), one end of the rack (12) corresponding to the stud (13) is rotatably connected with a worm (133), the stud (13) is in threaded connection with the worm wheel (131), and the worm (133) is meshed with the worm wheel (131).

4. The sand screen machine according to claim 1, wherein: the inside both sides of feeder hopper (25) set firmly baffle (252) of arranging along vertical direction respectively, two the equal setting down in one side that is close to each other of baffle (252), the distance between baffle (252) lower extreme and feeder hopper (25) lateral wall all is less than half of feeder hopper (25) mouth width.

5. The sand screen machine according to claim 1, wherein: fixed cover (222) correspond the outside rigid coupling of box (11) and have band pulley (24), one side rigid coupling of box (11) has driving motor (241), the output shaft rigid coupling of driving motor (241) has band pulley two (242), it is connected with drive belt (243) to rotate on band pulley two (242) and band pulley (24).

6. The sand screen machine according to claim 1, wherein: the upper side of the discharge gate (263) is hinged to the drum (2), and the lower side of the discharge gate (263) is in snap-in connection with the drum (2).

7. The sand screen machine according to claim 1, wherein: a stirring shaft (23) is arranged in the drum (2), a plurality of positioning rings (232) are arranged on the stirring shaft (23) along the axial direction of the stirring shaft (23), a plurality of positioning rods are fixedly connected to the inner circumferential surfaces of the positioning rings (232), and one ends, far away from the positioning rings (232), of the positioning rods are fixedly connected to the stirring shaft (23).

8. The sand screen machine according to claim 2, wherein: a servo motor (132) is fixedly connected to the rack (12), and an output shaft of the servo motor (132) is fixedly connected to the worm (133).