CN220444419U - A sand and gravel separator - Google Patents

Abstract

The utility model relates to the technical field of concrete production, and discloses a sand and stone separator which comprises a machine shell, wherein a feeding cylinder, a discharging cylinder and a slag discharging cylinder are fixedly connected to the outer wall surface of the machine shell, a screen cylinder used for screening is rotationally connected to the cavity of the machine shell, a separation structure is fixedly connected to the tail parts of the discharging cylinder and the feeding cylinder, an anti-blocking device is arranged on the outer wall of the screen cylinder and comprises a transmission column, a rotating column and a cleaning column, one end of the transmission column is rotationally connected to the other end of the cavity of the machine shell, the rotating column is movably connected with the rotating column, the cleaning column is fixedly connected to the wall surface of the rotating column, the rotating column can roll around the screen cylinder and clean the outer wall of the screen cylinder, the cleaning column fixedly connected with the wall surface of the rotating column can push sand remained in the screen cylinder out of the screen cylinder to achieve an anti-blocking effect, and the arrangement can reduce the probability of blocking filter holes caused by blocking stones in the screen cylinder during operation.

Description

A sand and gravel separator

Technical field

The utility model belongs to the technical field of concrete production, and specifically relates to a sand and gravel separator.

Background technique

The prior art (CN202110972517.7) discloses a concrete sand and gravel separator, which belongs to the field of sand and gravel separators. It includes a body, a screening mechanism is provided in the body, and a stone outlet and a sand outlet are provided at one end of the body. The stone outlet and the sand outlet are located at one end of the machine body away from the upper hopper, and an end of the machine body near the bottom is provided with a sewage pipe; the screening mechanism includes a screen drum that is rotatably connected to the body, and fixed frames are fixed at both ends of the screen drum. One end of the body near the fixed frame two is provided with a driving component that drives the screen cylinder to rotate, and one end of the body near the fixed frame two is provided with a power component that drives the screen cylinder to vibrate.

The above-mentioned disclosed prior art can achieve the effect of separating sand and gravel. However, during the separation process, due to the different sizes of stones contained in the concrete, small stones will get stuck in the gaps of the sieve. Because the machine works for a long time, it will cause More and more small stones get stuck in the gaps of the sieve, which reduces the working efficiency of the machine. It is necessary to stop the machine and manually clean the stones stuck in the gaps of the sieve, which reduces the work efficiency.

In view of this, the present utility model is proposed.

Utility model content

In order to solve the above technical problems, the basic concept of the technical solution adopted by this utility model is:

A sand and gravel separator includes a machine casing. A feed barrel, a discharge barrel and a slag discharge barrel are fixedly connected to the outer wall of the machine casing. A screen barrel for screening is rotatably connected to the cavity of the machine casing. The discharge barrel is The tail of the barrel and the feed barrel is fixedly connected with a separation structure. The outer wall of the screen barrel is equipped with an anti-clogging device. The anti-clogging device includes a transmission column, a rotating column and a cleaning column. One end of the transmission column is rotatably connected to the other end of the cavity of the machine casing. The rotating column is movablely connected, and the cleaning column is fixedly connected to the wall of the rotating column. The rotating column can roll around the screen drum and clean the outer wall of the screen drum.

As a preferred embodiment of the present invention, the separation structure includes a rotating column, a connecting bar, a sand barrel, a baffle, a power column and a sand sealing cover. Each end of the rotating column is fixedly connected to a power column, and the rotating column and The screen cylinder is sleeved. The tail of the screen cylinder is fixedly connected to several connecting bars. The rotating column is fixedly connected to the connecting bars. The screen cylinder is hollow cylindrical. The openings at both ends of the screen cylinder are rotationally connected to the baffles. One of the baffles is connected to the inlet. The barrel is fixedly connected, the other baffle is fixedly connected to the slag discharge barrel, the screen barrel is connected to the sand loading barrel, the walls of the two baffles are rotatably connected to the same power column, and the two power columns are rotatably connected to the inner wall of the machine casing. The sand-loading drum is in the shape of a hollow cylinder, and the sand-sealing cover is movably connected in the connection gap between the sand-loading drum and the screen drum. Both ends of the screen drum and the sand-loading drum are fixedly connected with sand-sealing covers, and the power column is drivingly connected to the anti-clogging device.

As a preferred embodiment of the present invention, the wall surface of the screen cylinder is evenly provided with sieve holes, and the sieve holes are round holes.

As a preferred embodiment of the present invention, the baffle is circular, and the wall surface of the baffle connected to the front end of the screen barrel is provided with a feed opening that fits the feed barrel. The feed barrel is connected to the feed barrel through the feed opening of the baffle. The baffle is fixedly connected. The center of the baffle is also provided with a round hole suitable for the power column. The wall of the baffle at the other end is provided with a slag outlet that fits the slag barrel. The slag barrel is fixed to the baffle through the slag outlet. connect.

As a preferred embodiment of the present invention, the sand-sealing cover is in the shape of a ring, and a discharge port adapted to the discharge barrel is provided just below the sand-sealing cover installed at the front end of the screen barrel, and the discharge barrel passes through the discharge barrel. The mouth and the sand sealing cover are fixedly connected.

As a preferred embodiment of the present invention, the transmission column and the rotating column are rotationally installed at a 45-degree position on the wall of the screen drum, and the transmission column and the power column are transmission connected.

As a preferred embodiment of the present invention, several cleaning columns are fixedly arranged on the wall of the rotating column. The size of the cleaning columns is smaller than the sieve holes. The number of cleaning columns arranged parallel to the sieve holes is consistent with the sieve holes. The cleaning columns are in half shape. Round bump.

As a preferred embodiment of the present invention, the front end wall of the machine casing is provided with openings adapted to the feeding barrel and the discharging barrel at positions corresponding to the feeding barrel and the discharging barrel. The feeding barrel and the discharging barrel pass through the machine. The opening of the shell is fixedly connected to the corresponding opening position of the baffle and the sand sealing cover. The other wall of the machine casing is provided with an opening suitable for the slag discharging barrel at the position corresponding to the slag discharging barrel. The slag discharging barrel passes through this opening. The hole is fixedly connected to the opening of the corresponding wall position baffle.

Compared with the existing technology, the utility model has the following beneficial effects:

1. The cleaning column fixedly connected to the wall of the rotating column can push the sand remaining inside the sieve holes out of the sieve holes to prevent clogging. This setting can reduce the probability of clogging the filter holes when the machine is running, preventing Stones get stuck in the screen holes, causing the screening efficiency of the screen cylinder to decrease;

2. The rotating centrifugal movement of the screen drum and the rotating column can finely separate stones and sand. Through the sieve holes on the wall of the screen drum that only filter sand, finer sand can be filtered and multi-stage sand can be filtered. Screening discharges the sorted sand and gravel from different locations to facilitate later recycling.

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Description of drawings

In the attached picture:

Figure 1 is a perspective view of the utility model;

Figure 2 is a side view of the utility model;

Figure 3 is a perspective view of the separation device of the present utility model;

Figure 4 is an internal structural diagram of the separation device of the present utility model;

Figure 5 is a perspective view of the screen cylinder and rotating column assembly of the present utility model.

In the picture: 10. Machine shell; 15. Screen hole; 16. Screen cylinder; 17. Rotating column; 18. Connecting bar; 20. Feeding cylinder; 21. Discharging cylinder; 22. Rotating column; 23. Slag discharging cylinder ; 24. Cleaning column; 30. Sand loading barrel; 31. Sand sealing cover; 32. Baffle; 33. Power column; 34. Transmission column.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model. The following examples are used for illustration. This utility model.

As shown in Figures 1 to 4, a sand and gravel separator includes a machine casing. The outer wall of the machine casing is fixedly connected with a feeding barrel, a discharging barrel and a slag discharging barrel. The cavity of the machine casing is rotatably connected with a screen. The sieve cylinder is characterized in that the tail portions of the discharge cylinder and the feed cylinder are fixedly connected with a separation structure, and the outer wall of the sieve cylinder is provided with an anti-clogging device. The anti-clogging device includes a transmission column, a rotating column and a cleaning column. One end of the transmission column is rotatably connected to the cavity of the machine casing, and the other end is movably connected to the rotating column. The cleaning column is fixedly connected to the wall of the rotating column. The rotating column can roll around the screen drum and clean the outer wall of the screen drum. The transmission column and the rotating column are rotationally installed. At the 45-degree position of the wall of the screen drum, the transmission column and the power column are transmission connected. There are several cleaning columns fixedly arranged on the wall of the rotating column. The size of the cleaning columns is smaller than the sieve holes. The number of cleaning columns is arranged parallel to the sieve holes. Consistent with the sieve holes, the cleaning column is semicircular and convex;

In specific use, when the screen drum is rolling, because the cleaning column is stuck in the screen hole and the transmission column and the power column are connected, it will drive the rotating column to roll. When the rotating column and the screen drum are rolling, different cleaning columns will be stuck. in different sieve holes;

In summary, the cleaning column fixedly connected to the wall of the rotating column can push the sand remaining inside the sieve holes out of the sieve holes to prevent clogging. This setting can reduce the probability of clogging the filter holes when the machine is running. ,

Prevent stones from getting stuck in the screen holes, causing the screening efficiency of the screen drum to decrease;

As shown in Figures 1 to 5, the separation structure includes a rotating column, connecting strip, sand cylinder, baffle, power column and sand sealing cover. Both ends of the rotating column are fixedly connected to a power column, the rotating column and the screen cylinder. Socketing, the tail of the screen barrel is fixedly connected to several connecting bars, the rotating column is fixedly connected to the connecting bars, the screen barrel is hollow cylindrical, the openings at both ends of the screen barrel are rotationally connected to the baffles, one of the baffles is to the feed barrel Fixed connection, the other baffle is fixedly connected to the slag discharge tube, the screen tube is connected to the sand loading tube, the walls of the two baffles are rotatably connected to the same power column, both power columns are rotatably connected to the inner wall of the machine casing, and the sand loading The cylinder is in the shape of a hollow cylinder, and the sand sealing cover is movably connected in the connection gap between the sand cylinder and the screen cylinder. Both ends of the screen cylinder and the sand cylinder are fixedly connected with sand sealing caps. The power column is drivingly connected to the anti-clogging device. The screen cylinder The wall surface of the screen is evenly provided with sieve holes, the sieve holes are round holes, and the baffle is round. The wall surface of the baffle connected to the front end of the screen cylinder is provided with a feed port that fits the feed barrel. The feed barrel comes through the feed port of the baffle. It is fixedly connected to the baffle. The center of the baffle is also provided with a round hole suitable for the power column. The wall of the baffle at the other end is provided with a slag outlet that fits the slag barrel. The slag barrel is connected to the baffle through the slag outlet. Fixed connection, the sand sealing cover is in the shape of a ring, and there is a discharge port suitable for the discharge barrel just below the sand sealing cover installed at the front end of the screen barrel. The discharge barrel passes through the discharge port and is fixedly connected to the sand sealing cover. The front end wall of the machine casing is provided with openings suitable for the feeding barrel and the discharging barrel at positions corresponding to the feeding barrel and the discharging barrel. The feeding barrel and the discharging barrel are connected to the baffle and sand sealing through the openings in the machine casing. The corresponding opening position of the cover is fixedly connected. The other wall surface of the machine casing is provided with an opening suitable for the slag discharging barrel at the position corresponding to the slag discharging barrel. The slag discharging barrel is fixed through this opening and the opening of the corresponding wall position baffle. connect;

In specific use, the power column is fixedly connected to the output shaft of the motor. The motor is electrically connected to the power supply. When the power is turned on, concrete enters from the opening of the feed barrel. The concrete flows into the feed port and drives the rotating column and screen barrel through the power column. The high-speed rotation separates the stones and sand in the concrete. The sand separated by centrifugal force will flow into the inner wall of the sand barrel from the sieve hole on the wall of the screen barrel and flow into and out of the barrel from the discharge port and be discharged. The separated stones As the rotating column rotates, it will be brought to the slag outlet. The stone rolls into the slag barrel through the slag outlet and is discharged from the slag barrel;

In summary, the rotating centrifugal motion of the screen drum and the rotating column can finely separate stones and sand. The sieve openings on the wall of the screen drum that only filter sand can achieve finer sand filtering and realize the separation of sand. Multi-stage screening discharges the sorted sand and gravel from different locations to facilitate later recycling.

It can be understood that the present invention has been described through some embodiments. It is known to those skilled in the art that various changes or equivalents can be made to these features and embodiments without departing from the spirit and scope of the present invention. replace. In addition, in light of the teachings of the invention, modifications may be made to adapt the features and embodiments to a particular situation and material without departing from the spirit and scope of the invention. Therefore, the present utility model is not limited by the specific embodiments disclosed here, and all embodiments falling within the scope of the claims of the present application belong to the scope of protection of the present utility model.

Claims (8)

1. The utility model provides a sand and stone separator, includes machine shell (10), the outer wall fixedly connected with feed cylinder (20), ejection of compact section of thick bamboo (21) and slag tap section of thick bamboo (23) of machine shell (10), the intracavity rotation of machine shell (10) is connected with screen drum (16) that are used for screening, a serial communication port, the afterbody fixedly connected with separation structure of ejection of compact section of thick bamboo (21) and feed cylinder (20), the outer wall of screen drum (16) is provided with anti-clogging device, and anti-clogging device is including transmission post (34), column of revolution (22) and cleaning column (24), and transmission post (34) one end is rotated and is connected on the intracavity other end swing joint column of machine shell (10) (22), and cleaning column (24) fixed connection is on the wall of column of revolution (22), and column of revolution (22) can be around the roll of screen drum (16) and clearance screen drum (16) outer wall.

2. The sand separator according to claim 1, wherein the separating structure comprises a rotating column (17), connecting strips (18), a sand loading barrel (30), a baffle (32), a power column (33) and a sand sealing cover (31), wherein two ends of the rotating column (17) are fixedly connected with one power column (33), the rotating column (17) is sleeved with the screen barrel (16), the tail part of the screen barrel (16) is fixedly connected with a plurality of connecting strips (18), the rotating column (17) is fixedly connected with the connecting strips (18), the screen barrel (16) is hollow and cylindrical, openings at two ends of the screen barrel (16) are rotationally connected with the baffle (32), one baffle (32) is fixedly connected with the feeding barrel (20), the other baffle (32) is fixedly connected with the slag discharging barrel (23), the screen barrel (16) is sleeved with the sand loading barrel (30), the wall surfaces of the two baffles (32) are rotationally connected with the same power columns (33), the two power columns (33) are rotationally connected with the inner wall of the machine shell (10), the screen barrel (30) is hollow, the sand sealing cover (30) is fixedly connected with the sand sealing barrel (30) at two ends of the sand loading barrel (16) and the sand sealing barrel (30), the power column (33) is in transmission connection with the anti-blocking device.

3. The sand and stone separator according to claim 1, characterized in that the wall surface of the screen cylinder (16) is uniformly provided with screen holes (15), and the screen holes (15) are round holes.

4. The sand and stone separator according to claim 2, characterized in that the baffle (32) is circular, a feed inlet which is matched with the feed cylinder (20) is formed in the wall surface of the baffle (32) connected to the front end of the screen cylinder (16), the feed cylinder (20) is fixedly connected with the baffle (32) through the feed inlet of the baffle (32), a round hole which is matched with the power column (33) is formed in the center of the baffle (32), a slag outlet which is matched with the slag cylinder (23) is formed in the wall surface of the baffle (32) at the other end, and the slag cylinder (23) is fixedly connected with the baffle (32) through the slag outlet.

5. The sand and stone separator according to claim 2, wherein the sand sealing cover (31) is in a ring shape, a discharge hole which is matched with the discharge barrel (21) is formed right below the sand sealing cover (31) arranged at the front end of the screen barrel (16), and the discharge barrel (21) passes through the discharge hole and is fixedly connected with the sand sealing cover (31).

6. The sand and stone separator according to claim 1, characterized in that the transmission column (34) and the rotary column (22) are rotatably mounted in forty-five degree positions on the wall surface of the screen drum (16), and the transmission column (34) is in transmission connection with the power column (33).

7. The sand and stone separator according to claim 1, characterized in that the wall surface of the rotating column (22) is fixedly provided with a plurality of cleaning columns (24), the cleaning columns (24) are smaller than the sieve holes (15), the number of the cleaning columns (24) which are parallel to the sieve holes (15) is consistent with that of the sieve holes (15), and the cleaning columns (24) are semicircular bulges.

8. The sand and stone separator according to claim 1, characterized in that the front end wall surface of the machine housing (10) is provided with holes adapted to the feeding cylinder (20) and the discharging cylinder (21) corresponding to the positions of the feeding cylinder (20) and the discharging cylinder (21), the feeding cylinder (20) and the discharging cylinder (21) are fixedly connected with the corresponding holes of the baffle plate (32) and the sand sealing cover (31) through the holes of the machine housing (10), the other wall surface of the machine housing (10) is provided with holes adapted to the slag discharging cylinder (23) corresponding to the slag discharging cylinder (23), and the slag discharging cylinder (23) is fixedly connected with the holes of the baffle plate (32) corresponding to the wall surface position through the holes.