CN210131780U

CN210131780U - Sand screening device

Info

Publication number: CN210131780U
Application number: CN201920714268.XU
Authority: CN
Inventors: 罗翠娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-18
Filing date: 2019-05-18
Publication date: 2020-03-10
Anticipated expiration: 2029-05-18

Abstract

The utility model discloses a sand screening device, which comprises a base. The device can adjust the inclination of the cylinder through the hydraulic cylinder by setting the hydraulic cylinder, the falling speed of sand is high when the inclination of the cylinder is large, the falling speed of sand is relatively low when the inclination of the cylinder is small, so that the inclination of the cylinder can be effectively adjusted through the hydraulic cylinder before sand screening, the sand screening efficiency is effectively improved, meanwhile, through the setting of the disks, the sliding speed of the sand in the cylinder is slowed down under the blocking action of a plurality of disks, the sand rolls for a plurality of times at the bottom end of the cylinder, the contact area and the duration of the sand with a screen are prolonged, the full screening effect of fine sand is effectively improved, and through the setting of the conical blocks, the position of the conical blocks can be controlled through the screening condition of the sand, the rolling time of the sand in the cylinder is further controlled, and the fine sand and the coarse sand can be sufficiently screened in the most effective time, thereby effectively improving the working progress.

Description

Sand screening device

Technical Field

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

Background

The building refers to buildings such as houses and the like built on the land for completing infrastructure construction, and comprises residential buildings, industrial plants, commercial buildings, office buildings and other special houses. In the building construction process, sand cannot be separated, the sand is divided into coarse sand, fine sand, stone sand and the like, the sand is generally screened by sand screening equipment, most of the existing sand screening equipment is large-scale equipment only suitable for large-scale engineering projects, the structure is complex, the size is large, the sand screening equipment is not suitable for small-scale building, a screen frame supported by a support rod is used for screening the sand on the existing small-scale building, the support rod is easy to shake in the sand screening process, so that the screen frame is toppled over, the working progress is influenced, and the screen is not provided with a blocking plate, the sand lifted onto the screen can quickly roll down along the inclined plane of the screen, so that a large amount of fine sand still exists in the screened sand, the sand screening is required to be repeated, the working progress is seriously influenced, the inclination of the screen frame is not well adjusted, and the sand is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

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

The utility model discloses a realize through following technical scheme:

a sand screening device comprises a base, wherein a hydraulic station is fixedly installed on one side of the top surface of the base, a support rod is arranged on one side of the hydraulic station, the bottom end of the support rod is fixedly connected with the top surface of the base, a fixed block is fixed at the top end of the side wall of the base, a first fixed block is hinged on the fixed block through a pin bolt, a hydraulic cylinder is fixed at the side end of the first fixed block, a second fixed block is hinged on the output end of the hydraulic cylinder through a pin bolt, a cross rod is fixed at the bottom end of the second fixed block, the side end of the cross rod is hinged with a third fixed block through a pin bolt, the side end of the third fixed block is fixedly connected with the side wall of the support rod, the third fixed block is arranged at the lower end of the fixed block, the cross rod is obliquely arranged, a fixed plate, the rotating block is rotatably connected with the fixed plate, the side wall of the first fixed plate is fixedly provided with the mounting plate, the top surface of the mounting plate is fixedly provided with the motor, the side end of the motor is provided with the speed reducer, the input end of the speed reducer is fixedly connected with the output shaft of the motor, the output shaft of the speed reducer penetrates through the side wall of the first fixed plate and is fixedly provided with a rotating shaft, the contact part of the output shaft of the speed reducer and the first fixed plate is rotatably connected, the other end of the side end of the rotating shaft is fixedly connected with the side end of the rotating block, the rotating shaft is fixedly sleeved with a plurality of discs, the distance between every two adjacent discs is consistent, each disc is provided with a through hole, the positions of the two through holes of the two adjacent discs are crossed, the side end of each through hole is provided with a conical block, the two push-pull rods are arranged in parallel with the rotating shaft, the two push-pull rods are symmetrically arranged at the upper end and the lower end of the rotating shaft, the two push-pull rods respectively penetrate through holes at the top end and the bottom end of a plurality of discs, the conical block is fixedly sleeved on the push-pull rods, the side ends of the two push-pull rods are fixedly provided with the same retaining ring, the retaining ring is sleeved on the rotating shaft and is in sliding and rotating connection with the rotating shaft, a T-shaped ring is embedded in the other side wall of the retaining ring and is in rotating connection with the retaining ring, the axial lead of the T-shaped ring is consistent with the axial lead of the retaining ring, the side end of the retaining ring is provided with a first hydraulic cylinder, the first hydraulic cylinder is fixedly arranged on the side wall of a first fixing plate, the output end of the first hydraulic cylinder is fixedly connected with the side end of the T, all fixed the having screen cloth of pasting on the drum inner wall, drum and horizontal pole parallel arrangement, drum slope bottom department cover is equipped with the ring, ring inner wall and drum outer wall laminating and swivelling joint, ring both sides wall all inclines to set up, ring top and horizontal pole bottom fixed connection.

Preferably, the motor is electrically connected with an external power supply through a wire.

Preferably, the hydraulic cylinder and the first hydraulic cylinder are respectively connected with a hydraulic station pipeline through a conduit.

Compared with the prior art, the beneficial effects of the utility model are that: the device has simple structure and small volume, is suitable for building small-sized rooms, can adjust the inclination of the cylinder through the hydraulic cylinder through the setting of the hydraulic cylinder, has high falling speed of sand when the inclination of the cylinder is large and relatively low falling speed of sand when the inclination of the cylinder is small, can effectively adjust the inclination of the cylinder through the hydraulic cylinder before sand screening, further effectively improves the sand screening efficiency, simultaneously can slow down the sliding speed of the sand in the cylinder under the blocking action of a plurality of discs through the setting of the discs, further has more rolling times of the sand at the bottom end in the cylinder, further prolongs the contact area and the time length with a screen, further effectively improves the sufficient screening effect of fine sand, and can control the position of the conical block through the screening condition of the sand through the setting of the conical block, further controls the rolling time of the sand in the cylinder, thereby make the sand can be in the most effective time abundant screening fine sand and coarse sand, and then the effectual work progress that has improved.

Drawings

Fig. 1 is a structural diagram of the structure of the present invention.

In the figure: the device comprises a base 1, a hydraulic station 2, a support rod 3, a fixing block 4, a first fixing block 5, a hydraulic cylinder 6, a second fixing block 7, a cross rod 8, a third fixing block 9, a fixing plate 10, a first fixing plate 11, a rotating block 12, a mounting plate 13, a motor 14, a speed reducer 15, a first hydraulic cylinder 16, a rotating shaft 17, a disc 18, a through hole 19, a cylinder 20, a screen 21, a first through hole 22, a push-pull rod 23, a conical block 24, a ring 25, a retainer ring 26 and a T-shaped ring 27.

Detailed Description

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

as shown in figure 1, the sand screening device comprises a base 1, a hydraulic station 2 is fixedly installed on one side of the top surface of the base 1, a support rod 3 is arranged on one side of the hydraulic station 2, the bottom end of the support rod 3 is fixedly connected with the top surface of the base 1, a fixed block 4 is fixed at the top end of the side wall of the base 1, a first fixed block 5 is hinged on the fixed block 4 through a pin bolt, a hydraulic cylinder 6 is fixed at the side end of the first fixed block 5, a second fixed block 7 is hinged on the output end of the hydraulic cylinder 6 through a pin bolt, a cross rod 8 is fixed at the bottom end of the second fixed block 7, a third fixed block 9 is hinged at the side end of the cross rod 8 through a pin bolt, the side end of the third fixed block 9 is fixedly connected with the side wall of the support rod 3, the third fixed block 9 is arranged at the lower end of the fixed block 4, a rotating block 12 is embedded in one side wall of the fixed plate 10 opposite to the first fixed plate 11, the rotating block 12 is rotatably connected with the fixed plate 10, a mounting plate 13 is fixed on the side wall of the first fixed plate 11, a motor 14 is fixedly mounted on the top surface of the mounting plate 13, a speed reducer 15 is arranged at the side end of the motor 14, the input end of the speed reducer 15 is fixedly connected with the output shaft of the motor 14, the output shaft of the speed reducer 15 penetrates through the side wall of the first fixed plate 11 and is fixed with a rotating shaft 17, the contact part of the output shaft of the speed reducer 15 and the first fixed plate 11 is rotatably connected, the other end of the side end of the rotating shaft 17 is fixedly connected with the rotating block 12, a plurality of discs 18 are fixedly sleeved on the rotating shaft 17, the distance between every two adjacent discs 18 is consistent, a through hole 19 is formed in each, the through hole of the other disc is arranged at the bottom end position, the side end of each through hole 19 is provided with a conical block 24 corresponding to the through hole, a plurality of discs 18 are provided with two push-pull rods 23 in a penetrating way, the contact part of the push-pull rods 23 and the discs 18 is connected in a sliding way, the two push-pull rods 23 are arranged in parallel with the rotating shaft 17, the two push-pull rods 23 are symmetrically arranged at the upper end and the lower end of the rotating shaft 17, the two push-pull rods 23 respectively penetrate through the through holes 19 at the top end and the bottom end of the plurality of discs 18, the conical block 24 is fixedly sleeved on the push-pull rods 23, the side ends of the two push-pull rods 23 are fixedly provided with a same retainer ring 26, the retainer ring 26 is sleeved on the rotating shaft 17 and is connected with the rotating shaft in a sliding way, the other side wall of the retainer ring 26 is embedded with a T-shaped ring 27, first pneumatic cylinder 16 fixed mounting is on first fixed plate 11 lateral wall, first pneumatic cylinder 16's output and T type ring 27 side fixed connection, retaining ring 26 and first fixed plate 11 parallel arrangement, the fixed cover in the outside has same drum 20 on a plurality of disc 18, a plurality of first through-hole 22 has evenly been seted up on the drum 20 outer wall, it has screen cloth 21 to all fix on the drum 20 inner wall to paste, drum 20 and horizontal pole 8 parallel arrangement, drum 20 slope bottom department cover is equipped with ring 25, ring 25 inner wall and drum 20 outer wall laminating and swivelling joint, the equal slope of ring 25 both sides wall sets up, ring 25 top and 8 bottom fixed connection of horizontal pole.

The motor 14 is electrically connected with an external power supply through a lead.

The hydraulic cylinder 6 and the first hydraulic cylinder 16 are respectively connected with the hydraulic station 2 through pipelines.

The working principle is as follows: when the utility model is used, the device is firstly pulled to a construction place through a loading machine, then the device is placed on the flat ground beside a sand pile through the base 1, then the output end of the hydraulic cylinder 6 is controlled to stretch through the hydraulic station 2, because the two ends of the hydraulic cylinder 6 are respectively hinged with the support rod 3 and the cross rod 8 through the fixed block 4 and the second fixed block 7, and the side end of the cross rod 8 is hinged with the support rod 3 through the third fixed block 9, when the output end of the hydraulic cylinder 6 stretches, the output end of the hydraulic cylinder 6 can push and pull the cross rod 8 to swing by taking the hinged part of the cross rod 8 and the third fixed block 9 as an axis, so that the cross rod 8 synchronously drives the cylinder 20 to move when swinging, and the included angle between the cylinder 20 and the horizontal plane is changed, thereby the inclination of the cylinder 20 can be adjusted through the hydraulic cylinder 6, when the inclination of the cylinder 20 is small, the falling speed of sand is relatively slow, so that the inclination of the cylinder 20 can be effectively adjusted through the hydraulic cylinder 6 before sand screening, the sand screening efficiency is effectively improved, when the inclination of the cylinder 20 is adjusted, the motor 14 is started again, the motor 14 drives the rotating shaft 17 to rotate through the reducer 15 when rotating, the rotating shaft 17 synchronously drives the cylinder 20 to rotate together through the plurality of discs 18 when rotating, so that after the cylinder 20 rotates, sand is manually thrown into the cylinder 20 from the opening at the inclined top end of the cylinder 20, the sand entering the cylinder 20 slides downwards along the inclined surface of the cylinder and rolls at the inner bottom end of the cylinder 20 along with the rolling of the cylinder 20, so that fine sand in the sand is separated from the cylinder 20 through the screen 21 and the first through hole 22, and due to the arrangement of the plurality of discs 18, the discs 18 can effectively block the sand, and prevent the sand from rapidly sliding along the inclined surface of, only when the through holes 19 on the disks 18 rotate to the inner bottom end of the cylinder 20 along with the rotating shaft 17, the sand can continuously slide downwards through the through holes 19, so that the sand can fall from the opening at the inclined bottom end of the cylinder 20 after sequentially passing through the through holes 19 on the disks 18, the sliding speed of the sand in the cylinder 20 is slowed down under the blocking action of the disks 18, the sand rolls for a few times at the inner bottom end of the cylinder 20, the contact area and the time length of the sand and the screen 21 are further prolonged, the full screening effect of fine sand is effectively improved, the position relation between the conical block 24 and the through holes 19 can be controlled by controlling the expansion and contraction of the output end of the first hydraulic cylinder 16 through the hydraulic station 2 due to the arrangement of the conical block 24, when the tip of the conical block 24 is embedded into the through holes 19 under the pushing action of the first hydraulic cylinder 16, the amount of the sand passing through the through holes 19 is reduced, and the rolling time of the, when conical block 24 tip shifts out from through-hole 19 under the pulling of first pneumatic cylinder 16, the sand volume through-hole 19 increases, and then the roll time of sand in drum 20 reduces, and then the screening condition through the sand can effectual control conical block 24's position, control the roll time of sand in drum 20, thereby make the sand can be at the most abundant screening fine sand and coarse sand in the most effective time, and then the effectual progress of work that has improved, and through the setting of ring 25, because its both sides slope sets up, fine sand can fall subaerially along one side inclined plane of ring 25, coarse sand can fall on base 1 along the opposite side inclined plane of ring 25, so ring 25 is favorable to the isolation of fine sand and coarse sand, the effectual condition that prevents the fine sand and the coarse sand mixture of having sieved takes place.

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

1. The utility model provides a screening sand device, includes base (1), its characterized in that: the hydraulic station (2) is fixedly installed on one side of the top surface of the base (1), a supporting rod (3) is arranged on one side of the hydraulic station (2), the bottom end of the supporting rod (3) is fixedly connected with the top surface of the base (1), a fixed block (4) is fixed on the top end of the side wall of the base (1), a first fixed block (5) is hinged on the fixed block (4) through a pin bolt, a hydraulic cylinder (6) is fixed on the side end of the first fixed block (5), a second fixed block (7) is hinged on the output end of the hydraulic cylinder (6) through a pin bolt, a cross rod (8) is fixed on the bottom end of the second fixed block (7), a third fixed block (9) is hinged on the side end of the cross rod (8) through a pin bolt, the side end of the third fixed block (9) is fixedly connected with the side wall of the supporting rod, the inclined horizontal rod (8) is obliquely arranged, a fixed plate (10) and a first fixed plate (11) are symmetrically fixed on the bottom surface of the horizontal rod (8), a rotating block (12) is embedded in one side wall of the fixed plate (10) and the first fixed plate (11) relatively, the rotating block (12) is rotatably connected with the fixed plate (10), a mounting plate (13) is fixed on the side wall of the first fixed plate (11), a motor (14) is fixedly mounted on the top surface of the mounting plate (13), a speed reducer (15) is arranged at the side end of the motor (14), the input end of the speed reducer (15) is fixedly connected with the output shaft of the motor (14), the output shaft of the speed reducer (15) penetrates through the side wall of the first fixed plate (11) and is fixed with a rotating shaft (17), the output shaft of the speed reducer (15) is rotatably connected with the contact part of the first fixed plate (11), the other end of the rotating, the rotating shaft (17) is fixedly sleeved with a plurality of discs (18), the distance between every two adjacent discs (18) is consistent, each disc (18) is provided with a through hole (19), the positions of the two through holes (19) of every two adjacent discs (18) are arranged in a crossed manner, the side end of each through hole (19) is provided with a conical block (24) corresponding to the through hole, the discs (18) are provided with two push-pull rods (23) in a penetrating manner, the contact positions of the push-pull rods (23) and the discs (18) are connected in a sliding manner, the two push-pull rods (23) are arranged in parallel with the rotating shaft (17), the two push-pull rods (23) are symmetrically arranged at the upper end and the lower end of the rotating shaft (17), the two push-pull rods (23) respectively penetrate through the through holes (19) at the top ends and the bottom ends of the discs (18), the conical blocks (24) are fixedly sleeved on the push-pull rods (23), the side ends of, the anti-theft device is characterized in that the retaining ring (26) is sleeved on the rotating shaft (17) and is in sliding and rotating connection with the rotating shaft, a T-shaped ring (27) is embedded in the other side wall of the retaining ring (26), the T-shaped ring (27) is in rotating connection with the retaining ring (26), the axial lead of the T-shaped ring (27) is consistent with the axial lead of the retaining ring (26), a first hydraulic cylinder (16) is arranged at the side end of the retaining ring (26), the first hydraulic cylinder (16) is fixedly installed on the side wall of the first fixing plate (11), the output end of the first hydraulic cylinder (16) is fixedly connected with the side end of the T-shaped ring (27), the retaining ring (26) is arranged in parallel with the first fixing plate (11), the same cylinder (20) is fixedly sleeved on the outer side of the plurality of discs (18), a plurality of first through holes (22) are uniformly formed in the outer wall of the cylinder, drum (20) and horizontal pole (8) parallel arrangement, drum (20) slope bottom department cover is equipped with ring (25), laminating and swivelling joint of ring (25) inner wall and drum (20) outer wall, ring (25) both sides wall all slopes to set up, ring (25) top and horizontal pole (8) bottom fixed connection.

2. A sand screening device according to claim 1, wherein: the motor (14) is electrically connected with an external power supply through a lead.

3. A sand screening device according to claim 1, wherein: the hydraulic cylinder (6) and the first hydraulic cylinder (16) are respectively connected with a pipeline of the hydraulic station (2) through a guide pipe.