CN210449783U

CN210449783U - Civil engineering is with open simple and easy screening sand machine

Info

Publication number: CN210449783U
Application number: CN201920816405.0U
Authority: CN
Inventors: 龚俊豪; 冯泽杰; 汪佳伟; 何富垚; 贺亭
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2019-06-01
Filing date: 2019-06-01
Publication date: 2020-05-05
Anticipated expiration: 2029-06-01

Abstract

The utility model discloses a civil engineering is with open simple and easy screening sand machine, the on-line screen storage device comprises a base, the fixed screening sand section of thick bamboo that cup joints on the base, cup joint the feeder hopper on the screening sand section of thick bamboo, the screening sand section of thick bamboo includes outer barrel and interior barrel, interior barrel inner wall is opened there is the coarse sieve mesh, it has the blown down tank to open on the base, outer barrel bottom stretches into in the blown down tank and opens and have a plurality of fine sieve meshes, install the fixed plate on the base, install the motor on the fixed plate, the output shaft of motor runs through the fixed plate and connects the one end of pivot, the pivot is rotated and is run through the blind end of screening sand section of thick bamboo and is stretched into the inner chamber of interior barrel. Pour the sand into inner tube inner chamber through the feeder hopper, the motor drives the pivot and rotates, and the puddler stirring sand, the board promotes the sand and slides along inner tube inner wall of the body of raising sand, increases the area of contact of sand and interior barrel, and the sand is abundant to be sieved, and the sand falls through the coarse mesh after the primary screening and is sieved through the fine mesh fine screen on the outer barrel, finally along the blown down tank roll-off collection.

Description

Civil engineering is with open simple and easy screening sand machine

Technical Field

The utility model relates to a screening sand machine technical field specifically is a civil engineering is with open simple and easy screening sand machine.

Background

Need use a large amount of sands in the civil engineering construction, the sand operation of need sieving before the sand uses, impurity and large granule thing screening in the sand remove, a screen cloth is placed in the slope on the ground to present sieve husky mode, sieve husky through the mesh on the screen cloth, but in order to have enough space behind the screen cloth, the section tripe of screen cloth is great, sand is fast from screen cloth upper and lower slip speed when sieving the sand, lead to the sand screening incomplete easily, some sands directly roll off and do not in the screen cloth contact, lead to the sand loss grow, and the form continuity of adopting the screen cloth operation effect is also poor, inconvenient collection.

In addition, iron slag may be mixed in the sand, the iron slag is easy to oxidize and corrode to influence the overall strength, and if the iron slag occupies a large area, the construction quality is influenced, so that the open-air simple sand screening machine for civil engineering is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a civil engineering is with open simple and easy screening sand machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an open-air simple sand screening machine for civil engineering comprises a base, wherein a sand screening barrel is fixedly sleeved on the base and is of a hollow round platform structure with an opening end, the diameter of the opening end is larger than that of the closed end, a hopper is fixedly sleeved at the top of the sand screening barrel close to the closed end, the sand screening barrel comprises an outer barrel and an inner barrel, the inner barrel is fixedly embedded in the outer barrel, a coarse sieve mesh is formed in the inner wall of the inner barrel along the circumferential direction, a discharge chute is formed in the outer wall of the base far away from the opening end of the sand screening barrel, the bottom of the outer barrel extends into the discharge chute and is provided with a plurality of fine sieve meshes, a waste discharge port is formed at the bottom of a cavity formed between the outer barrel and the inner barrel close to the opening end of the sand screening barrel, a fixed mounting fixed plate is arranged at the position of the base close to the closed end of the sand screening barrel, a motor is fixedly mounted on the fixed, the pivot is rotated and is run through the blind end of a sieve sand section of thick bamboo and stretch into in the inner chamber of barrel, the opening end department that the pivot is close to a sieve sand section of thick bamboo rotates and cup joints solid fixed ring, the one end of many spinal branch vaulting poles of fixed connection on solid fixed ring's the outer wall, the inner wall of barrel in the other end fixed connection of bracing piece, the one end of a plurality of puddlers of fixed connection in the pivot between the blind end of solid fixed ring and a sieve sand section of thick bamboo, the sand board is raised to the other end fixed mounting of puddler, raise the inner wall of barrel in the tight laminating of sand board.

Preferably, the discharge chute is of an inclined structure, and the height of one side of the discharge chute, which is close to the opening end of the sand screening cylinder, is greater than the height of one side of the discharge chute, which is close to the closed end of the sand screening cylinder.

Preferably, a plurality of supporting legs are fixedly installed at the bottom of the base, rollers are installed at the bottoms of the supporting legs, a pushing handle is fixedly installed on the outer wall of the base on the opening side of the discharging groove, and a vibrator is fixedly installed at the middle position of the bottom of the base.

Preferably, the end of the rotating shaft far away from the motor extends out of the opening of the sand sieving cylinder and one end of the scraper fixedly arranged on the outer wall of the sand sieving cylinder, and the other end of the scraper extends into a cavity between the inner cylinder and the outer cylinder.

Preferably, the box is collected to fixed mounting on the outer wall that the base is close to the open end of a screening sand section of thick bamboo, the width of collecting the box is greater than the width of wasting discharge mouth, the blind end distance of scraper blade terminal surface to a screening sand section of thick bamboo is greater than the blind end distance of feeder hopper to a screening sand section of thick bamboo.

Preferably, the stirring rods are distributed in a staggered mode along the axis direction of the rotating shaft, a material guide plate is fixedly installed at the bottom of the opening end of the discharge chute, and a plurality of magnet rods are rotatably sleeved between two side plates of the material guide plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the stirring rod is used for stirring the sand, so that the caked sand is smashed and can be reused, the sand raising plate pushes the sand to slide along the inner wall of the inner barrel, the contact area between the sand and the inner barrel is increased, the sand is fully screened by the coarse sieve mesh in the process of sliding down along the inclined inner cavity of the inner barrel, the screening distance of the sand is indirectly increased, the screening is more thorough, the good sand is prevented from directly sliding down to waste materials, and the sand loss is reduced;

2. sand is primarily screened by the coarse screen holes on the inner cylinder body, falls onto the outer cylinder body and is pushed by the scraper to pass through the fine screen holes and the fine screen, two-step screening is carried out at the same time at a higher speed than direct fine screening, so that the sand screening time is saved, the two-step screening is carried out in the sand screening cylinder, and the volume of the device is reduced by centralized arrangement;

3. the screened sand slides down to the material guide plate along the discharge chute, and when flowing through the magnet rod, the magnet rod can suck and remove scrap iron in the sand, so that the sand is purer;

drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the discharge chute of the present invention;

fig. 3 is a schematic front sectional view of fig. 1 according to the present invention;

fig. 4 is a schematic view of the right-side sectional structure of the feeding hopper of fig. 1.

In the figure: the device comprises a base 1, a fixing plate 2, a motor 3, a sand sieving cylinder 4, an outer cylinder 41, an inner cylinder 42, a rotating shaft 5, a fixing ring 6, a supporting rod 7, a coarse sieving hole 8, a fine sieving hole 9, a waste discharge hole 10, a stirring rod 11, a feeding hopper 12, a material guide plate 13, a collecting box 14, a pushing handle 15, a supporting leg 16, a discharge chute 17, a magnet rod 18, a sand raising plate 19, a vibrator 20 and a scraper 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an open-air simple sand screening machine for civil engineering comprises a base 1, a sand screening barrel 4 is fixedly sleeved on the base 1, the sand screening barrel 4 is of a hollow round platform structure with one end open, the diameter of the open end is larger than that of the closed end, a hopper 12 is fixedly sleeved on the top of the sand screening barrel 4 close to the closed end, the sand screening barrel 4 comprises an outer barrel 41 and an inner barrel 42, the inner barrel 42 is fixedly embedded in the outer barrel 41, a cavity is formed between the outer barrel 41 and the inner barrel 42, a coarse sieve mesh 8 is formed on the inner wall of the inner barrel 42 along the circumferential direction, a discharge chute 17 is formed on the outer wall of the base 1 far away from the open end of the sand screening barrel 4, the bottom of the outer barrel 41 extends into the discharge chute 17 and is provided with a plurality of fine sieve meshes 9, a waste discharge port 10 is formed at the bottom of the cavity formed between the outer barrel 41 and the inner barrel 42 close to the open end of the sand screening barrel 4, a fixed plate 2 is fixedly installed, the output shaft of the motor 3 penetrates through the fixed plate 2 and is fixedly connected with one end of the rotating shaft 5, the rotating shaft 5 rotatably penetrates through the closed end of the sand sieving cylinder 4 and extends into the inner cavity of the inner cylinder 42, a fixed ring 6 is rotatably sleeved at the position of the rotating shaft 5 close to the opening end of the sand sieving cylinder 4, one end of a plurality of supporting rods 7 is fixedly connected on the outer wall of the fixed ring 6, the other end of each supporting rod 7 is fixedly connected with the inner wall of the inner cylinder 42, one end of a plurality of stirring rods 11 is fixedly connected on the rotating shaft 5 between the fixed ring 6 and the closed end of the sand sieving cylinder 4, a sand raising plate 19 is fixedly arranged at the other end of each stirring rod 17, the sand raising plate 19 is tightly attached to the inner wall of the inner cylinder 42, but the sand raising plate 19 and the inner wall of the inner cylinder 42 can slide mutually, one end of the rotating shaft 5 far away from the motor 3 extends out of the opening of the sand sieving cylinder 4 and one end of the scraping plate 21 is fixedly arranged on the outer wall, the other end of the scraper 21 extends into the cavity between the inner cylinder 42 and the outer cylinder 41 as shown in figure 3. Pour the sand into interior barrel 42 inner chamber through feeder hopper 12, motor 3 drives pivot 5 and rotates, make puddler 11 stir the sand, thereby smash the sand of caking, raise sand board 19 and promote the sand and slide along interior barrel 42 inner wall, thereby increase the area of contact of sand and interior barrel 42, make the sand fully sieve by coarse mesh 8 in the interior barrel 42 slope inner chamber gliding in-process, the sand falls on outer barrel 41 after coarse mesh 8 prescreening, simultaneously scraper blade 21 rotates along outer barrel 41 and interior barrel 42 cavity through pivot 5, thereby promote the sand and sieve through fine mesh 9, the screening is more careful, the sand after the screening is collected along blown off tank 17 roll-off.

For better ejection of compact, blown down tank 17 is slope structure, and blown down tank 17 is close to the height of one side of the open end of a sieve sand section of thick bamboo 4 and is greater than the height of one side of the blind end of a sieve sand section of thick bamboo 4, base 1 bottom intermediate position fixed mounting vibrator 20, and vibrator 20 adopts ZFB type bulkhead vibrator to the sand landing of being convenient for.

In addition, a plurality of supporting legs 16 are fixedly installed at the bottom of the base 1, rollers are installed at the bottoms of the supporting legs 16, and a pushing handle 15 is fixedly installed on the outer wall of the base 1 on the opening side of the discharging groove 17, so that the machine can move conveniently.

Further, the base 1 is close to the outer wall of the open end of the sand sieving cylinder 4 and is fixedly provided with the collecting box 14, the width of the collecting box 14 is larger than the width of the waste discharge opening 10, primary screening waste materials in the inner cavity of the inner cylinder 42 and fine screening waste materials in the cavity between the outer cylinder 41 and the inner cylinder 42 are gathered at the open end of the sand sieving cylinder 4 and slide down due to gravity, and finally fall into the collecting box 14 for collection, the feed hopper 12 needs to penetrate through the cavity between the outer cylinder 41 and the inner cylinder 42 to send sand into the inner cavity of the inner cylinder 42, and the distance from the end face of the scraper 21 to the closed end of the sand sieving cylinder 4 is larger than the distance from the feed hopper 12 to the closed end of the sand sieving cylinder 4, so that. And puddler 11 distributes along the axis direction of pivot 5 is crisscross to the intensive mixing sand smashes the utilization with the sand of caking, reduces the sand loss, and blown down tank 17 open end bottom fixed mounting stock guide 13, rotates between the both sides board of stock guide 13 and cup joints many magnet rods 18, and sand after the fine screen slides to stock guide 13 along blown down tank 17 on, when magnet rod 18 flowed through, magnet rod 18 was with the iron fillings suction in the sand.

The working principle is as follows: when the utility model is used, sand is poured into the inner cavity of the inner cylinder 42 through the feed hopper 12, the motor 3 drives the rotating shaft 5 to rotate, so that the stirring rod 11 stirs the sand, the caked sand is smashed, the caked sand can be reused, the sand loss is reduced, the sand raising plate 19 pushes the sand to slide along the inner wall of the inner cylinder 42, so that the contact area between the sand and the inner cylinder 42 is increased, the sand is fully screened by the coarse screen holes 8 in the process of sliding down along the inclined inner cavity of the inner cylinder 42, the screening distance of the sand is indirectly increased, the screening is more thorough, the good sand is prevented from directly sliding down to waste materials, the sand falls onto the outer cylinder 41 after being screened by the coarse screen holes 8, meanwhile, the scraper 21 rotates along the cavity between the outer cylinder 41 and the inner cylinder 42 through the rotating shaft 5, so that the sand is pushed to be screened by the fine screen holes 9, the screening is more careful, the screened sand slides down to the material guide plate 13 along the discharge chute 17, and when flowing through the magnet rod 18, the magnet rod 18 sucks and removes the iron chips in the sand, and finally the iron chips are collected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a civil engineering is with open-air simple and easy screening sand machine, includes base (1), its characterized in that: the sand screening device is characterized in that a sand screening cylinder (4) is fixedly sleeved on the base (1), the sand screening cylinder (4) is of a hollow round table structure with one end open, the top of the sand screening cylinder (4) close to the closed end is fixedly sleeved with a feed hopper (12), the sand screening cylinder (4) comprises an outer cylinder body (41) and an inner cylinder body (42), the inner cylinder body (42) is fixedly embedded in the outer cylinder body (41), a coarse sieve mesh (8) is formed in the inner wall of the inner cylinder body (42) along the circumferential direction, a discharge chute (17) is formed in the outer wall of the base (1) far away from the open end of the sand screening cylinder (4), the bottom of the outer cylinder body (41) extends into the discharge chute (17) and is provided with a plurality of fine sieve meshes (9), a cavity formed between the outer cylinder body (41) and the inner cylinder body (42) is close to the bottom of the open end of the sand screening cylinder (4) to form a waste opening (10), and the base (1) is close to the, a motor (3) is fixedly arranged on the fixed plate (2), an output shaft of the motor (3) penetrates through the fixed plate (2) and is fixedly connected with one end of a rotating shaft (5), the rotating shaft (5) rotatably penetrates through the closed end of the sand sieving cylinder (4) and extends into the inner cavity of the inner cylinder body (42), the rotating shaft (5) is rotatably sleeved with a fixed ring (6) at the position close to the opening end of the sand sieving cylinder (4), one end of a plurality of support rods (7) is fixedly connected on the outer wall of the fixing ring (6), the other end of the supporting rod (7) is fixedly connected with the inner wall of the inner cylinder body (42), one end of a plurality of stirring rods (11) is fixedly connected on the rotating shaft (5) between the fixed ring (6) and the closed end of the sand sieving cylinder (4), the other end of the stirring rod (11) is fixedly provided with a sand raising plate (19), and the sand raising plate (19) is tightly attached to the inner wall of the inner cylinder body (42).

2. The open-air simple sand screening machine for civil engineering as claimed in claim 1, characterized in that: the discharge chute (17) is of an inclined structure, and the height of one side, close to the opening end of the sand screening barrel (4), of the discharge chute (17) is larger than the height of one side, close to the closed end of the sand screening barrel (4).

3. The open-air simple sand screening machine for civil engineering as claimed in claim 1, characterized in that: the base is characterized in that a plurality of supporting legs (16) are fixedly mounted at the bottom of the base (1), rollers are mounted at the bottom of the supporting legs (16), a pushing handle (15) is fixedly mounted on the outer wall of the base (1) on the opening side of the discharging groove (17), and a vibrator (20) is fixedly mounted at the middle position of the bottom of the base (1).

4. The open-air simple sand screening machine for civil engineering as claimed in claim 1, characterized in that: the one end that motor (3) were kept away from in pivot (5) stretches out the one end of the opening of a sieve husky section of thick bamboo (4) and outer wall fixed mounting scraper blade (21), the other end of scraper blade (21) stretches into in the cavity between interior barrel (42) and outer barrel (41).

5. The open-air simple sand screening machine for civil engineering as claimed in claim 4, characterized in that: the utility model discloses a screening sand machine, including base (1), fixed mounting collects box (14) on the outer wall of the open end that is close to screening sand section of thick bamboo (4), the width of collecting box (14) is greater than the width of waste discharge (10), the blind end distance of scraper blade (21) terminal surface to screening sand section of thick bamboo (4) is greater than the blind end distance of feeder hopper (12) to screening sand section of thick bamboo (4).

6. The open-air simple sand screening machine for civil engineering as claimed in claim 1, characterized in that: the stirring rods (11) are distributed in a staggered mode along the axis direction of the rotating shaft (5), a material guide plate (13) is fixedly installed at the bottom of the opening end of the discharge chute (17), and a plurality of magnet rods (18) are rotatably sleeved between two side plates of the material guide plate (13).