CN218517163U

CN218517163U - Sand screening machine

Info

Publication number: CN218517163U
Application number: CN202222602286.3U
Authority: CN
Inventors: 陈志敏; 孙东; 陈天龙
Original assignee: Shenqiu County Yonggu New Building Materials Technology Co ltd
Current assignee: Shenqiu County Yonggu New Building Materials Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-02-24
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a sand material screening machine relates to sand material screening technical field, including the screening case, there is the screening net through axle movable mounting on the internal face of screening case, no. two lower silos and a lower silo have been seted up respectively to the left end and the right-hand member of screening case, fixed mounting has guide mechanism on the lower internal face of screening case, install screening mechanism between guide mechanism and the screening case jointly, screening mechanism is located the below of screening net, the left end upper portion fixed mounting of screening case has drive mechanism, drive mechanism passes through axle and screening net fixed connection. The sand screening machine has novel structure, solves the problem of single traditional screening mode, and realizes the first screening by the screening net; realize the secondary through the vibration screening board and sieve, whole screening in-process need not wholly shake the screening machine, has reduced the noise of screening, has reduced the harm of noise to the staff.

Description

Sand screening machine

Technical Field

The utility model relates to a screening machine technical field, in particular to sand material screening machine.

Background

Sand, i.e., gravel, refers to a loose mixture of sand and crushed stone. Geology refers to mineral or rock particles with the particle size of 0.074-2 mm as sand and gravel or breccia with the particle size of more than 2 mm; different grit structure difference is great, and some granule thickness is even, and some are not of uniform size, because of containing the great rubble of volume in the sand material, so need sieve it before the grit uses.

Most of the existing sand screening machines adopt two screening plates, and the screening machine is vibrated by a vibrating machine, so that the two screening plates are vibrated, and screening work of the screening plates on drying materials is realized; but the screening machine vibrates to generate a large amount of noise, and screening is carried out through the two screening plates, so that the screening mode is single; to sum up, the screening machine among the prior art has following problem:

1. when sand screening is carried out, the noise is high, and workers can influence the health of the workers when working in a high-noise environment for a long time; 2. the screening mode is single.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a sand material screening machine to solve the vibrations of screening machine in the background art, the great and single problem of screening mode of noise.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a sand screening machine, includes the screening case, there is the screening net through axle movable mounting on the internal face of screening case, no. two lower silos and a feed chute have been seted up respectively to the left end and the right-hand member of screening case, fixed mounting has guide mechanism on the lower internal face of screening case, install screening mechanism between guide mechanism and the screening case jointly, screening mechanism is located the below of screening net, the left end upper portion fixed mounting of screening case has drive mechanism, drive mechanism passes through axle and screening net fixed connection, the upper end middle part of screening case alternates fixed mounting and has the feeder hopper, the left end and the right-hand member of screening case fixed mounting have hopper and a lower hopper under No. two respectively, hopper and hopper under No. two cooperate with silo and a feed chute under No. two respectively under No. two.

Preferably, the guide mechanism includes the installing frame, installing frame fixed mounting is on the screening case, the installing frame is the setting of U-shaped structure, fixed mounting has down the flitch on the internal face of installing frame, it is the slope setting below left side down to descend the flitch, the equal fixed mounting in upper end front portion and the upper end rear portion of installing frame has the deflector, two the one end of keeping away from the installing frame of deflector all with screening case fixed connection.

Preferably, screening mechanism includes screening board and spliced pole, the screening board is the upper right side that sets up and be located the spliced pole towards the slope of right side below, the spliced pole is provided with two and fixed mounting respectively on the deflector, two the upper end of spliced pole all has fixed cup jointed connection pad, two equal fixed mounting has the spring between connection pad and the screening board, the upper end left part fixed mounting of screening board has vibrating motor, the right-hand member of screening board passes through axle and screening case swing joint.

Preferably, drive mechanism includes mounting panel and No. two gears, fixed mounting has step motor on the mounting panel, step motor's output fixed mounting has a gear, a gear is located the rear side of No. two gears and is connected with No. two gear drive, mounting panel and screening case fixed connection, no. two gears pass through axle and screening net fixed connection.

Preferably, the right end of the screening plate is positioned at the upper left side of the first blanking groove, and the right end of the blanking plate is positioned at the upper right side of the second blanking groove.

Preferably, the two guide plates jointly form an inverted V-shaped structure.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up drive mechanism, make a gear revolve through step motor, because of a gear and No. two gear drive, make No. two gears along with a gear revolve for screening net is along with swinging, realizes the first work of sieving of sand material, and when screening the material that shines in the net is more, through adjusting step motor's turned angle, make screening net rotate and will screen the material that shines in the net and pour more wide-angle.

2. In the utility model, by arranging the screening mechanism, when sand falls on the screening plate, the screening plate is vibrated by the vibrating motor, the right end of the screening plate is movably connected with the screening box, so that the left side of the screening plate extrudes the spring, the spring is stretched up and down due to elastic potential energy, the screening plate vibrates, the sand of the screening plate falls on the blanking plate through the screening groove and the semicircular hole, the sand left on the screening plate rolls to the lower right side due to gravity, and falls through the blanking groove and the blanking hopper; the sand material on the blanking plate rolls to the lower left side due to gravity and falls down through the blanking groove and the blanking hopper.

3. In the utility model, by arranging the screening net and the screening mechanism, the structure is novel, the problem of single traditional screening mode is solved, and the screening net realizes the first screening; realize the secondary through the vibration screening board and sieve, whole screening in-process need not be to the whole vibrations that vibrate of screening machine, has reduced the noise of screening, has reduced the harm of noise to the staff.

Drawings

FIG. 1 is a schematic view of the whole internal structure of a sand sieving machine according to the present invention;

FIG. 2 is a schematic view of the transmission mechanism of a sand sieving machine according to the present invention;

fig. 3 is a schematic connection diagram of a material guiding mechanism of the sand screening machine of the present invention;

fig. 4 is the overall structure schematic diagram of the screening mechanism of the sand screening machine of the utility model.

In the figure: 1. screening boxes; 2. screening the net; 3. a material guiding mechanism; 4. a screening mechanism; 5. a transmission mechanism; 6. a feed hopper; 7. a feeding hopper I; 8. feeding a hopper II; 101. a first blanking groove; 102. a feeding trough II; 31. installing a frame; 32. a blanking plate; 33. a guide plate; 41. a screening plate; 42. connecting columns; 43. a connecting disc; 44. a spring; 45. a vibration motor; 51. mounting a plate; 52. a stepping motor; 53. a first gear; 54. and a second gear.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a sand screening machine comprises a screening box 1, wherein a screening net 2 is movably arranged on the inner wall surface of the screening box 1 through a shaft; in one embodiment, the screening net 2 is provided with screen holes; screening case 1's left end and right-hand member have been seted up No. two blown down tanks 102 and No. one blown down tank 101 respectively, fixed mounting has guide mechanism 3 on screening case 1's the lower internal face, install screening mechanism 4 between guide mechanism 3 and the screening case 1 jointly, screening mechanism 4 is located the below of screening net 2, screening case 1's left end upper portion fixed mounting has drive mechanism 5, drive mechanism 5 passes through axle and screening net 2 fixed connection, screening case 1's upper end middle part alternates fixed mounting has feeder hopper 6, screening case 1's left end and right-hand member respectively fixed mounting have No. two lower hopper 8 and No. one lower hopper 7, no. two lower hopper 8 and No. one lower hopper 7 cooperate with No. two blown down tanks 102 and No. one blown down tank 101 respectively.

It should be noted that the material guiding mechanism 3 includes a mounting frame 31, the mounting frame 31 is fixedly mounted on the screening box 1, the mounting frame 31 is arranged in a U-shaped structure, a blanking plate 32 is fixedly mounted on an inner wall surface of the mounting frame 31, the blanking plate 32 is arranged in a left-downward inclined manner, and guide plates 33 are fixedly mounted on the front portion of the upper end and the rear portion of the upper end of the mounting frame 31; in one embodiment, the connection relationship between the mounting frame 31 and the blanking plate 32 and the guide plate 33 is fixed welding; one ends of the two guide plates 33 far away from the mounting frame 31 are fixedly connected with the screening box 1; the two guide plates 33 together form an inverted "eight" shaped structure. The guide plate 33 guides the sand falling from the sieving net 2, so that the sand flows along the guide plate 33 to the sieving mechanism 4 for secondary sieving.

It should be noted that the screening mechanism 4 includes a screening plate 41 and a connecting column 42; in one embodiment, the screening plate 41 is provided with screen holes, and the diameter of the screen holes on the screening plate 41 is smaller than that of the screen holes on the screening net 2; the screening plates 41 are obliquely arranged towards the lower right and are positioned at the upper right of the connecting columns 42, two connecting columns 42 are arranged and are respectively and fixedly installed on the guide plate 33, connecting discs 43 are fixedly sleeved at the upper ends of the two connecting columns 42, springs 44 are fixedly installed between the two connecting discs 43 and the screening plates 41, and a vibration motor 45 is fixedly installed at the left part of the upper end of the screening plate 41; in one embodiment, the vibration motor is of the type M3/45-S02 series; the right end of the screening plate 41 is movably connected with the screening box 1 through a shaft. When the sand material falls on screening board 41, make screening board 41 vibrations through vibrating motor 45, because of the right-hand member of screening board 41 and screening case 1 swing joint, make screening board 41's left side extrusion spring 44, make spring 44 stretch out and draw back from top to bottom because of elastic potential energy, screening board 41 vibrations make screening board 41's sand material fall down on flitch 32 through screening groove and semicircle orifice, the sand material that stays on screening board 41 rolls because of gravity below to the right, fall through a feed chute 101 and a hopper 7 down.

It should be noted that the transmission mechanism 5 includes an installation plate 51 and a second gear 54, and the installation plate 51 is fixedly installed with a stepping motor 52; in one embodiment, the stepper motor 52 is connected to an external controller via wires; the output end of the stepping motor 52 is fixedly provided with a first gear 53, the first gear 53 is positioned at the rear side of a second gear 54 and is in transmission connection with the second gear 54, the mounting plate 51 is fixedly connected with the screening box 1, and the second gear 54 is fixedly connected with the screening net 2 through a shaft. Make a gear 53 rotate through step motor 52, because of a gear 53 and No. two gear 54 transmissions, make No. two gears 54 rotate along with a gear 53, make screening net 2 along with swing, realize the work of sieving of sand material, shine when the material in screening net 2 is more, through the turned angle who adjusts step motor 52, make screening net 2 rotate and pour the material that shines in screening net 2.

The right end of the screen plate 41 is positioned above and to the left of the first feed chute 101, and the right end of the feed plate 32 is positioned above and to the right of the second feed chute 102. The sand on the blanking plate 32 rolls to the lower left due to gravity, and falls down through the second blanking chute 102 and the second blanking hopper 8.

It should be noted that, the utility model relates to a sand material screening machine, during the use, pour the sand material into screening net 2 in screening case 1 through feeder hopper 6 on, then make No. one gear 53 rotatory through step motor 52, because of the transmission of No. one gear 53 and No. two gears 54, make No. two gears 54 rotate along with No. one gear 53, make screening net 2 along with swinging, sieve the sand material; the screened sand falls onto the guide plate 33 and the screening plate 41, the guide plate 33 guides the sand falling on the screening net 2, the sand flows onto the screening mechanism 4 along the guide plate 33, the screening plate 41 is vibrated by the vibration motor 45, the right end of the screening plate 41 is movably connected with the screening box 1, the spring 44 is extruded by the left side of the screening plate 41, the spring 44 stretches up and down due to elastic potential energy, the screening plate 41 vibrates, the sand of the screening plate 41 falls onto the blanking plate 32 through the screening groove and the semicircular hole, the sand remained on the screening plate 41 rolls to the lower right side due to gravity, falls through the first blanking groove 101 and the first blanking hopper 7, the sand on the blanking plate 32 rolls to the lower left side due to gravity, and falls through the second blanking groove 102 and the second blanking hopper 8; the device is simple in principle and novel in structure, solves the problem of single traditional screening mode, and realizes primary screening by the screening net 2; realize the secondary through vibration screening board 41 and sieve, whole screening in-process need not be whole to be shaken the screening machine, has reduced the noise of screening, has reduced the harm of noise to the staff.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sand screening machine, includes screening case (1), its characterized in that: there are screening net (2) through axle movable mounting on the internal face of screening case (1), no. two lower feed troughs (102) and a lower feed trough (101) have been seted up respectively to the left end and the right-hand member of screening case (1), fixed mounting has guide mechanism (3) on the lower internal face of screening case (1), install screening mechanism (4) jointly between guide mechanism (3) and screening case (1), screening mechanism (4) are located the below of screening net (2), the upper left end fixed mounting of screening case (1) has drive mechanism (5), drive mechanism (5) are through axle and screening net (2) fixed connection, the upper end middle part interlude fixed mounting of screening case (1) has feeder hopper (6), the left end and the right-hand member of screening case (1) respectively fixed mounting have No. two lower hopper (8) and a lower hopper (7), no. two lower hopper (8) and a lower hopper (7) cooperate with No. two lower feed troughs (102) and a lower feed trough (101) respectively.

2. The sand screen machine of claim 1, wherein: guide mechanism (3) are including installing frame (31), installing frame (31) fixed mounting is on screening case (1), installing frame (31) are the setting of U-shaped structure, on the internal face of installing frame (31) fixed mounting have down flitch (32), flitch (32) are down the slope setting of below left side, the upper end front portion and the equal fixed mounting in upper end rear portion of installing frame (31) have deflector (33), two the one end of keeping away from installing frame (31) of deflector (33) all with screening case (1) fixed connection.

3. The sand screen machine of claim 2, wherein: screening mechanism (4) are including screening board (41) and spliced pole (42), screening board (41) are the upper right side that sets up and be located spliced pole (42) towards right side below slope, spliced pole (42) are provided with two and respectively fixed mounting on deflector (33), two the upper end of spliced pole (42) is all fixed the cup joint connection pad (43), two equal fixed mounting has spring (44) between connection pad (43) and screening board (41), the upper end left part fixed mounting of screening board (41) has vibrating motor (45), the right-hand member of screening board (41) passes through axle and screening case (1) swing joint.

4. The sand screen machine of claim 3, wherein: drive mechanism (5) include mounting panel (51) and No. two gear (54), fixed mounting has step motor (52) on mounting panel (51), the output fixed mounting of step motor (52) has gear (53) No. one, gear (53) are located the rear side of No. two gear (54) and are connected with No. two gear (54) transmissions, mounting panel (51) and screening case (1) fixed connection, no. two gear (54) are through axle and screening net (2) fixed connection.

5. The sand screen machine of claim 4, wherein: the right end of the screening plate (41) is positioned at the upper left of the first blanking groove (101), and the right end of the blanking plate (32) is positioned at the upper right of the second blanking groove (102).

6. The sand screen machine of claim 5, wherein: the two guide plates (33) jointly form an inverted splayed structure.