CN210700413U - Sand screening device for building - Google Patents

Abstract

The utility model discloses a sand screening device for building, which comprises a base, four supporting legs are respectively and symmetrically and fixedly connected with the top end of the base, a sand screening box is arranged right above the base and is cylindrical, a rotatable conical plate is connected in the sand screening box in a sliding way, a plurality of sieve pores are uniformly and fixedly arranged on the top end of the conical plate in an annular way, a plurality of stirring and crushing rods are uniformly and fixedly connected on the top end of the conical plate, a rotating rod is fixedly inserted in the central part of the top end of the conical plate, the sand is stirred and crushed by the stirring and crushing rods arranged on the conical plate, the sieve pores are prevented from being blocked by caking, the use of the device is influenced, a disc is driven to rotate by a driving motor, and the conical plate can continuously vibrate up and down by utilizing the crank rocker principle, so that the sand is better screened, thereby the screening work is rapidly completed, and the working efficiency of, through setting up thick sandbox and fine sand case, can be fine separate thick sand and fine sand, work efficiency is effectual to be increased.

Description

Sand screening device for building

Technical Field

The utility model relates to a construction field, concretely relates to screening sand device for building.

Background

Present building screening sand device lives a screen cloth through a support frame mostly, then upwards raise the sand through the manual work, thereby accomplish screening sand, along with the development of science and technology, screening sand device also progresses thereupon, raise sand gradually by the manpower, become semi-automatic screening sand, but present device has some shortcomings, at first the sand is in the transportation, because moisture evaporation, lead to the sand to produce phenomenons such as caking, at the in-process of screening, lead to the unable fine quilt of caking to be screened, in addition, the unable fine separation of coarse sand and fine sand, screening sand efficiency is slow.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a screening sand device for building.

The utility model discloses a realize through following technical scheme:

the utility model provides a screening sand device for building, includes the base, its characterized in that: the top end of the base is respectively and symmetrically and fixedly connected with four supporting legs, a sand sieving box is arranged right above the base and is cylindrical, a conical plate capable of rotating is connected in the sand sieving box in a sliding mode, a plurality of sieve holes are evenly and fixedly formed in the annular shape of the top end of the conical plate, a plurality of stirring rods are evenly and fixedly connected to the top end of the conical plate, a rotating rod is fixedly inserted into the center of the top end of the conical plate and is a circular rod, a coarse sand box is fixedly sleeved on the side wall of the sand sieving box, a first annular groove is fixedly formed in the side wall of the sand sieving box and is arranged between the coarse sand boxes, a coarse sand discharging hopper is fixedly connected to one side of each coarse sand box and is communicated with the coarse sand box, the bottom plate of the coarse sand box is in the shape of a conical round table, a fine sand box is fixedly sleeved on the side wall of the sand sieving box and is arranged right below the coarse sand box, the side wall of the sand screening box is fixedly provided with a second annular groove which is arranged between the fine sand boxes, one side of each fine sand box is fixedly connected with a fine sand discharging hopper which is communicated with the fine sand boxes, the bottom ends of the fine sand boxes are respectively fixedly connected with the top ends of four supporting legs, the bottom plate of each fine sand box is in a conical round table shape, two sides of the bottom end of each fine sand box are respectively and fixedly connected with two positioning sleeves, the positioning sleeves are internally and slidably connected with positioning rods, the two positioning sleeves are arranged between the four supporting legs, a lifting plate is fixedly connected between the bottom ends of the two positioning rods, the top end of the base is fixedly provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with the center of the bottom end of the lifting plate, one side of the top end of the lifting plate is fixedly provided with a bracket, the top end, one side of the disc is connected with a first swing rod through a pin, the first swing rod is rotationally connected with the disc, a rotatable T-shaped rotating rod is inserted into one side of the top end of the first swing rod, the center of the top end of the lifting plate is fixedly connected with a speed reducing motor, the output end of the speed reducing motor is fixedly connected with a square sleeve, the speed reducing motor is covered with a protective cover, the bottom end of the protective cover is fixedly connected with the top end of the lifting plate, a bearing is fixedly embedded into the top end of the protective cover, the top end of the square sleeve extends into the bearing and is fixedly connected with the bearing, the square sleeve is rotationally connected with the protective cover through the bearing, a square sliding block is slidably connected in the square sleeve, a square rod is fixedly connected at the center of the top end of the square sliding block, the top end of the square rod penetrates, the rotary rod is rotationally connected with the sand sieving box, the top end of the rotary rod penetrates out of the top end of the sand sieving box, scales are marked at the top end of the rotary rod, a rotary sleeve capable of rotating is sleeved on the rotary rod and is arranged between the bottom end of the sand sieving box and the top end of the protective cover, two limit blocks are fixedly mounted on the rotary rod and are arranged between the bottom end of the sand sieving box and the top end of the protective cover, the top end and the bottom end of the rotary sleeve are respectively attached to the two limit blocks, one end of the rotary sleeve is fixedly connected with a second swing rod, one end of the T-shaped rotary rod penetrates through the first swing rod and is fixedly connected with one end of the second swing rod, the first swing rod is rotationally connected with the second swing rod, the other end of the rotary sleeve is fixedly connected with an L-shaped rod, a fixed sleeve is fixedly mounted on one side of the top end of the lifting plate, and, the safety cover sets up between fixed sleeve and support, base top one side fixed mounting has defeated workbin, defeated workbin one side top fixedly connected with connecting pipe, the connecting pipe communicates with each other with defeated workbin, the connecting pipe is the slope setting, the connecting pipe other end communicates with each other with sieve sandbox lateral wall fixed connection, the connecting pipe sets up between thick sandbox and fine sandbox with sieve sandbox junction, defeated workbin top fixed mounting has auger motor, be equipped with the auger that can rotate in the defeated workbin, auger motor output stretches into defeated incasement and auger top fixed connection, defeated workbin one side bottom fixedly connected with feeder hopper, the feeder hopper is the slope setting, the feeder hopper communicates with each other with defeated workbin.

Preferably, the base is fixedly connected with the supporting legs through welding, the distance between the fine sand box and the bottom end of the connecting pipe is larger than the length of the square sleeve by 5-6cm, and the depth of the fixed sleeve is the same as the length of the square sleeve.

Preferably, the hydraulic cylinder is connected with the hydraulic station through a pipeline, a rubber ring is sealed at the joint of the rotating rod and the sand screening box, and the speed reduction motor consists of a speed reducer and a motor.

Preferably, the distance from the rotary sleeve to the bottom end of the sand screening box is 5-6cm greater than the distance from the bottom end of the conical plate to the bottom end of the first annular groove, and the speed reduction motor, the driving motor and the like are electrically connected with an external power supply through circuits.

Compared with the prior art, the beneficial effects of the utility model are that: this device stirs the bits of broken glass with the sand through installing the pole of stirring on the conical plate, prevent that the sand of caking from blockking up the sieve mesh, influence the use of this device, it is rotatory to drive the disc through driving motor, utilize crank rocker principle, thereby make the conical plate can be continuous from top to bottom jolt vibrations, thereby filter the sand better, thereby quick completion screening work, the work efficiency of this device has been improved, through setting up thick sandbox and fine sandbox, can be fine separate thick sand and fine sand, the effectual gain of work efficiency.

Drawings

FIG. 1 is a block diagram of the structure of the present invention;

figure 2 is the top view of the fine sand discharge hopper of the structure of the present invention.

In the figure: the sand screening machine comprises a base 1, supporting legs 2, a sand screening box 3, a conical plate 4, sieve holes 5, a smashing rod 6, a rotating rod 7, a first annular groove 8, a coarse sand box 9, a coarse sand discharging hopper 10, a second annular groove 11, a fine sand box 12, a fine sand discharging hopper 13, a positioning sleeve 14, a positioning rod 15, a lifting plate 16, a support 17, a driving motor 18, a hydraulic cylinder 19, a disc 20, a first swinging rod 21, a second swinging rod 22, a T-shaped rotating rod 23, a rotating sleeve 24, a limiting block 25, an L-shaped rod 26, a fixing sleeve 27, a speed reducing motor 28, a protective cover 29, a square rod 30, a square sliding block 31, a square sleeve 32, a bearing 33, a material conveying box 34, a connecting pipe 35, an auger 36, an auger motor 37 and a feeding hopper.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 1 and 2, the sand sieving device for building comprises a base 1, and is characterized in that: the top end of the base 1 is respectively and symmetrically and fixedly connected with four supporting legs 2, a sand sieving box 3 is arranged right above the base 1, the sand sieving box 3 is cylindrical, a conical plate 4 capable of rotating is connected in the sand sieving box 3 in a sliding manner, a plurality of sieve holes 5 are uniformly and fixedly arranged on the top end of the conical plate 4 in an annular manner, a plurality of stirring rods 6 are uniformly and fixedly connected on the top end of the conical plate 4, a rotating rod 7 is fixedly inserted in the center of the top end of the conical plate 4, the rotating rod 7 is a circular rod, a coarse sand box 9 is fixedly sleeved on the side wall of the sand sieving box 3, a first annular groove 8 is fixedly arranged on the side wall of the sand sieving box 3, the first annular groove 8 is arranged between the coarse sand boxes 9, a coarse sand discharging hopper 10 is fixedly connected on one side of the coarse sand box 9, the coarse sand discharging hopper 10 is communicated with the coarse sand box 9, and the bottom plate of, the side wall of the sand screening box 3 is fixedly sleeved with a fine sand box 12, the fine sand box 12 is arranged under a coarse sand box 9, the side wall of the sand screening box 3 is fixedly provided with a second annular groove 11, the second annular groove 11 is arranged between the fine sand boxes 12, one side of the fine sand box 12 is fixedly connected with a fine sand discharging hopper 13, the fine sand discharging hopper 13 is communicated with the fine sand box 12, the bottom end of the fine sand box 12 is respectively and fixedly connected with the top ends of four supporting legs 2, the bottom plate of the fine sand box 12 is in a conical round table shape, two sides of the bottom end of the fine sand box 12 are respectively and fixedly connected with two positioning sleeves 14, the positioning sleeves 14 are internally and slidably connected with positioning rods 15, the two positioning sleeves 14 are arranged between the four supporting legs 2, a lifting plate 16 is fixedly connected between the bottom ends of the two positioning rods 15, the top end of the base 1 is fixedly provided with a hydraulic cylinder 19, the output end, the lifting plate is characterized in that a support 17 is fixedly mounted on one side of the top end of the lifting plate 16, a driving motor 18 is fixedly mounted on the top end of the support 17, a disc 20 is fixedly connected to the output end of the driving motor 18, a first swing rod 21 is connected to one side of the disc 20 through a pin, the first swing rod 21 is rotatably connected with the disc 20, a T-shaped rotating rod 23 capable of rotating is inserted into one side of the top end of the first swing rod 21, a speed reducing motor 28 is fixedly connected to the center of the top end of the lifting plate 16, a square sleeve 32 is fixedly connected to the output end of the speed reducing motor 28, a protective cover 29 is covered on the speed reducing motor 28, the bottom end of the protective cover 29 is fixedly connected with the top end of the lifting plate 16, a bearing 33 is fixedly embedded into the top end of the protective cover 29, the top end of the square sleeve, the square sleeve 32 is internally and slidably connected with a square slider 31, the center of the top end of the square slider 31 is fixedly connected with a square rod 30, the top end of the square rod 30 penetrates out of the square sleeve 32, the bottom end of a rotary rod 7 penetrates out of the top ends of a sand screening box 3 and the square rod 30, the rotary rod 7 is rotatably connected with the sand screening box 3, the top end of the rotary rod 7 penetrates out of the top end of the sand screening box 3, scales are marked on the top end of the rotary rod 7, a rotary sleeve 24 capable of rotating is sleeved on the rotary rod 7, the rotary sleeve 24 is arranged between the bottom end of the sand screening box 3 and the top end of a protective cover 29, two limit blocks 25 are fixedly arranged on the rotary rod 7, the two limit blocks 25 are arranged between the bottom end of the sand screening box 3 and the top end of the protective cover 29, the top end and the bottom end of, the T-shaped rotating rod 23 is characterized in that one end of the T-shaped rotating rod passes through a first swinging rod 21 and a second swinging rod 22, the first swinging rod 21 and the second swinging rod 22 are rotatably connected, the other end of the rotating sleeve 24 is fixedly connected with an L-shaped rod 26, one side of the top end of the lifting plate 16 is fixedly provided with a fixing sleeve 27, the bottom end of the vertical rod of the L-shaped rod 26 extends into the fixing sleeve 27 and is slidably connected with the fixing sleeve 27, the protective cover 29 is arranged between the fixing sleeve 27 and the support 17, one side of the top end of the base 1 is fixedly provided with a material conveying box 34, one side of the material conveying box 34 is fixedly connected with a connecting pipe 35, the connecting pipe 35 is communicated with the material conveying box 34, the connecting pipe 35 is obliquely arranged, the other end of the connecting pipe 35 is fixedly connected with and communicated with the side wall of the sand screening box 3, the connecting pipe, defeated feed bin 34 top fixed mounting has auger motor 37, be equipped with auger 36 that can rotate in the defeated feed bin 34, auger motor 37 output stretch into defeated feed bin 34 in with auger 36 top fixed connection, defeated feed bin 34 one side bottom fixedly connected with feeder hopper 38, feeder hopper 38 is the slope setting, feeder hopper 38 communicates with each other with defeated feed bin 34.

The base 1 is fixedly connected with the supporting legs 2 through welding, the distance between the fine sand box 12 and the bottom end of the connecting pipe 35 is larger than the length of the square sleeve 32 by 5-6cm, and the depth of the fixed sleeve 27 is the same as the length of the square sleeve 32.

The hydraulic cylinder 19 is connected with a hydraulic station through a pipeline, a rubber ring is sealed at the joint of the rotating rod 7 and the sand screening box 3, and the speed reducing motor 28 consists of a speed reducer and a motor.

The distance from the rotary sleeve 24 to the bottom end of the sand screening box 3 is 5-6cm greater than the distance from the bottom end of the conical plate 4 to the bottom end of the first annular groove 8, and the speed reducing motor 28, the driving motor 18 and the like are electrically connected with an external power supply through circuits.

Firstly, the device is placed in a working area, when sand screening work is needed, firstly, the hydraulic cylinder 19 is controlled through the hydraulic station, the lifting plate 16 is lowered, the scale on the rotating rod 7 is observed, the hydraulic cylinder 19 is stopped when the specified position is reached, at the moment, the device is shown in figure 1, sand is poured into the feed hopper 38 through the conveying belt or other modes, the auger motor 37 is started, so the auger 36 in the conveying box 34 starts to rotate, the sand is lifted, because the connecting pipe 35 is arranged, the connecting pipe 35 is respectively communicated with the conveying box 34 and the sand screening box 3, so the lifted sand enters the sand screening box 3 along the inclined connecting pipe 35 and directly falls on the conical plate 4, at the moment, the driving motor 18 and the reducing motor 28 are started, so the reducing motor 28 starts to work, the square sleeve 32 is driven to rotate, because the square sliding block 31 is arranged in the square sleeve 32, the square sliding block 31 is connected with a square rod 30, the square rod 30 is fixedly connected with a rotating rod 7, the rotating rod 7 is driven to rotate, the rotating rod 7 is fixedly connected with a conical plate 4, the conical plate 4 also rotates, the stirring rod 6 arranged on the conical plate 4 stirs sand, the caking sand is prevented from blocking a sieve pore 5, the use of the device is influenced, the disc 20 is driven to rotate due to the starting of a driving motor 18 when the conical plate 4 rotates, the first swinging rod 21 is rotatably connected with the disc 20 through a pin, the first swinging rod 21 rotates with the second swinging rod 22 through a T-shaped rotating rod 23, a crank rocker is formed, the rotating rod 7 is driven to move up and down through a rotating sleeve 24, an L-shaped rod 26 and a fixing sleeve 27 are arranged, the rotating rod 7 is prevented from generating torque, two limit blocks 25 can limit the position of the rotating sleeve 24, the rotation of the rotating rod 7 in the rotating sleeve 24 is not influenced, so that the conical plate 4 can continuously jolt and shake up and down, sand is better screened, screening work is rapidly completed, the working efficiency of the device is improved, fine sand enters the fine sand box 12 along the second annular groove 11 along with the screening of the sand, and falls out through the fine sand discharging hopper 13, so that workers can collect the fine sand by using some existing collecting devices, after one end of screening, because more coarse sand exists on the conical plate 4, the auger motor 37 is stopped, so that the sand stops entering the sand screening box 3, at the moment, the driving motor 18 is closed, the speed reducing motor 28 is kept opened, the hydraulic cylinder 19 is started, the lifting plate 16 moves upwards, scales on the rotating rod 7 are observed, after the designated position is reached, the bottom end of the conical plate 4 is slightly higher than the bottom end of the first annular groove 8, along with the slowly rotation of conical plate 4, in the coarse sand gets into coarse sand box 9 along first ring channel 8 like this, discharge hopper 10 discharge along the coarse sand at last, the workman just so can collect the coarse sand with some current collection devices, accomplish the classified screening of fine sand and coarse sand, thereby fine completion work has solved the unable fine quilt of sand caking and has screened the problem, guaranteed fine the separating of coarse sand and fine sand simultaneously, the effectual gain of work efficiency is increased.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides a screening sand device for building, includes base (1), its characterized in that: the screening sand box is characterized in that four supporting legs (2) are respectively and uniformly and symmetrically fixedly connected to the top end of the base (1), a screening sand box (3) is arranged right above the base (1), the screening sand box (3) is cylindrical, a conical plate (4) capable of rotating is connected to the screening sand box (3) in a sliding mode, a plurality of screen holes (5) are uniformly and fixedly arranged on the top end of the conical plate (4) in an annular mode, a plurality of stirring and crushing rods (6) are uniformly and fixedly connected to the top end of the conical plate (4), a rotating rod (7) is fixedly inserted into the center of the top end of the conical plate (4), the rotating rod (7) is a round rod, a coarse sand box (9) is fixedly connected to the side wall of the screening sand box (3) in a fixed mode, a first annular groove (8) is fixedly arranged on the side wall of the screening sand box (3), the first annular groove (8) is arranged between the coarse sand boxes (9), and, the coarse sand discharging hopper (10) is communicated with the coarse sand box (9), the bottom plate of the coarse sand box (9) is in a conical round table shape, the side wall of the sand sieving box (3) is fixedly sleeved with a fine sand box (12), the fine sand box (12) is arranged under the coarse sand box (9), a second annular groove (11) is fixedly arranged on the side wall of the sand sieving box (3), the second annular groove (11) is arranged between the fine sand boxes (12), one side of the fine sand box (12) is fixedly connected with a fine sand discharging hopper (13), the fine sand discharging hopper (13) is communicated with the fine sand box (12), the bottom end of the fine sand box (12) is respectively fixedly connected with four supporting legs (2) and the top end, the bottom plate of the fine sand box (12) is in a conical round table shape, two sides of the bottom end of the fine sand box (12) are respectively fixedly connected with two positioning sleeves (14), and the positioning rods (15) are slidably connected with the positioning sleeves (14), two locating sleeves (14) are arranged among four supporting legs (2), a lifting plate (16) is fixedly connected between the bottom ends of two locating rods (15), a hydraulic cylinder (19) is fixedly mounted at the top end of a base (1), the output end of the hydraulic cylinder (19) is fixedly connected with the center of the bottom end of the lifting plate (16), a support (17) is fixedly mounted on one side of the top end of the lifting plate (16), a driving motor (18) is fixedly mounted at the top end of the support (17), a disc (20) is fixedly connected with the output end of the driving motor (18), a first swing rod (21) is connected to one side of the disc (20) through a pin, the first swing rod (21) is rotatably connected with the disc (20), a rotatable T-shaped rotating rod (23) is inserted into one side of the top end of the first swing rod (21), and a speed reducing motor (28) is fixedly connected with the, the output end of the speed reducing motor (28) is fixedly connected with a square sleeve (32), the speed reducing motor (28) is covered with a protective cover (29), the bottom end of the protective cover (29) is fixedly connected with the top end of the lifting plate (16), a bearing (33) is fixedly embedded at the top end of the protective cover (29), the top end of the square sleeve (32) extends into the bearing (33) and is fixedly connected with the bearing, the square sleeve (32) is rotatably connected with the protective cover (29) through the bearing (33), a square sliding block (31) is slidably connected with the square sleeve (32) in the square sleeve (32), a square rod (30) is fixedly connected with the center of the top end of the square sliding block (31), the square sleeve (32) is penetrated at the top end of the square rod (30), a sand screening box (3) and a square rod (30) are fixedly connected with the top end of the rotary rod (7), and the sand screening, the top end of the rotary rod (7) penetrates out of the top end of the sand sieving box (3), scales are marked on the top end of the rotary rod (7), a rotary sleeve (24) capable of rotating is sleeved on the rotary rod (7), the rotary sleeve (24) is arranged between the bottom end of the sand sieving box (3) and the top end of the protective cover (29), two limit blocks (25) are fixedly arranged on the rotary rod (7), the two limit blocks (25) are arranged between the bottom end of the sand sieving box (3) and the top end of the protective cover (29), the top end and the bottom end of the rotary sleeve (24) are respectively attached to the two limit blocks (25), one end of the rotary sleeve (24) is fixedly connected with a second swinging rod (22), one end of the T-shaped rotary rod (23) penetrates through the first swinging rod (21) and the second swinging rod (22) to be fixedly connected, and the first swinging rod (21) is rotatably connected with the second swinging rod (, the utility model discloses a sand screening device, including swivel sleeve (24) other end fixedly connected with L type pole (26), lifter plate (16) top one side fixed mounting has fixed sleeve (27), L type pole (26) montant bottom stretch into in fixed sleeve (27) and rather than sliding connection, safety cover (29) set up between fixed sleeve (27) and support (17), base (1) top one side fixed mounting has defeated material case (34), defeated material case (34) one side top fixedly connected with connecting pipe (35), connecting pipe (35) communicate with each other with defeated material case (34), connecting pipe (35) are the slope setting, the connecting pipe (35) other end and sieve sandbox (3) lateral wall fixed connection and communicate with each other, connecting pipe (35) and sieve sandbox (3) junction set up between thick sandbox (9) and fine sandbox (12), defeated material case (34) top fixed mounting has auger motor (37), be equipped with auger (36) that can rotate in defeated workbin (34), auger motor (37) output stretch into defeated workbin (34) in with auger (36) top fixed connection, defeated workbin (34) one side bottom fixedly connected with feeder hopper (38), feeder hopper (38) are the slope setting, feeder hopper (38) communicate with each other with defeated workbin (34).

2. A sand screening apparatus for construction as claimed in claim 1, wherein: the base (1) is fixedly connected with the supporting legs (2) through welding, the distance between the thin sandbox (12) and the bottom end of the connecting pipe (35) is larger than the length of the square sleeve (32) by 5-6cm, and the depth of the fixed sleeve (27) is the same as the length of the square sleeve (32).

3. A sand screening apparatus for construction as claimed in claim 1, wherein: the hydraulic cylinder (19) is connected with the hydraulic station through a pipeline, a rubber ring is sealed at the joint of the rotating rod (7) and the sand screening box (3), and the speed reducing motor (28) consists of a speed reducer and a motor.

4. A sand screening apparatus for construction as claimed in claim 1, wherein: the distance from the rotary sleeve (24) to the bottom end of the sand screening box (3) is greater than the distance from the bottom end of the conical plate (4) to the bottom end of the first annular groove (8) by 5-6cm, and the speed reduction motor (28), the driving motor (18) and the like are electrically connected with an external power supply through circuits.

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