CN220547249U - A kind of sand and gravel sorting equipment - Google Patents

Abstract

The utility model discloses sand and stone separation equipment, which comprises a separation hopper, a storage bin arranged at the bottom of the separation hopper and used for receiving materials, a base connected to the side surface of the separation hopper, a screening net connected to the inside of the separation hopper, and a dispersing plate arranged above the screen; the dust collection device comprises a dust collection hopper, a dust collection mechanism, a group of exhaust fans, two channels and two dust collection fans, wherein the dust collection hopper is connected with the dust collection hopper, the guide pipe penetrates through the dust collection hopper, the two dust collection fans are connected at the bottom of the dust collection hopper and are positioned on two sides of the guide pipe, the group of exhaust fans are connected to the side face of the dust collection hopper, the two channels are connected in the dust collection hopper, and the inlets of the two channels correspond to the two dust collection fans respectively. According to the utility model, when the screening net reciprocates back and forth, the dispersing plate and the cleaning brush are arranged to disperse sand and stone to a certain extent, so that sand and stone can be prevented from accumulating on the screening net, the screening efficiency is improved, the screening net can be cleaned when the screening is finished, and the blocking probability of the screening net caused by the sand and stone is reduced.

Description

A kind of sand and gravel sorting equipment

Technical field

The utility model belongs to the technical field of sand and gravel separation, and particularly relates to a sand and gravel separation equipment.

Background technique

In the process of civil engineering construction, a large amount of sand and gravel materials are needed. Since different construction requirements require different particle sizes of sand and gravel, stones of different sizes can be used for different functions, so the sand and gravel materials need to be sorted. , in order to separate sand and gravel particles in different particle size ranges.

At present, the sand and gravel sorting equipment of the existing technology has a low efficiency in sorting sand and gravel. During the screening process, it is easy to cause accumulation of sand and gravel during feeding, resulting in poor sorting effect and low efficiency. The dust generated during the process is not easy to collect and disperses in the air, causing air pollution. Therefore, we have improved this.

Utility model content

The purpose of this utility model is to provide a sand and gravel sorting equipment in order to solve the above problems.

The utility model achieves the above objects through the following technical solutions:

A kind of sand and gravel sorting equipment, including a sorting hopper, a storage bin located at the bottom of the sorting hopper for collecting materials, a base connected to the side of the sorting hopper, a screening net connected to the sorting hopper and a sorting equipment. The inner wall of the bucket is provided with a dispersion plate above the screening net;

It also includes a dust suction mechanism. The dust suction mechanism includes a dust suction hood connected to the sorting hopper, a material guide pipe running through the dust suction hood, and two two ducts connected to the bottom of the dust suction hood and located on both sides of the material guide pipe. A vacuum fan, a set of exhaust fans connected to the side of the dust hood, and two channels connected inside the dust hood. The inlets of the two channels correspond to two vacuum fans respectively. The dust hood is in A filter is provided on one side of the exhaust fan. The discharge port of the filter faces the exhaust fan, and the outlet ports of the two channels are respectively connected to both sides of the filter.

A further improvement is that the equipment also includes a power structure for driving the screening net. The power structure includes a worm and a worm wheel that are rotatably connected in the base and mesh with each other, a turntable that is rotatably connected to the surface of the base and docked with the worm gear, and A connecting rod is placed on the edge of the turntable and the other end is rotatably connected to the side of the screen. The worm is driven by an external motor.

A further improvement is that one end of the connecting rod is movably sleeved on the mounting post at the edge of the turntable through an inner bearing, and the other end is rotatably connected to the side mounting seat port of the screen through a rotating shaft.

A further improvement is that the inner walls of both sides of the sorting bucket are provided with chutes for installing the screening net, and the bottom of the dispersion plate is provided with a cleaning brush. The dispersion plate is used to disperse materials to avoid accumulation, and the cleaning brush is used It is important to clean the screening net at the end of screening to reduce the probability of clogging of the screening net caused by stones.

A further improvement is that an air filter element is provided inside the filter. The air filter element is multi-layered and the filter diameter is reduced on one side of the exhaust fan. The multi-layer air filter element is used to improve the filtering effect.

A further improvement is that a plurality of the dispersion plates are arranged at equal distances, and the guide material faces between two adjacent dispersion plates.

The beneficial effects of this utility model are:

In this utility model, through the design of the power assembly, vacuum mechanism, dispersing plate and cleaning brush, when the screening net moves back and forth, the dispersing plate and cleaning brush are provided to disperse the sand and gravel to a certain extent, which can prevent the sand and gravel from being deposited on the screening net. Accumulation occurs, improving screening efficiency, and the screening net can be cleaned at the end of screening, reducing the probability of clogging of the screening net caused by stones. At the same time, dust and ash are collected, filtered and purified during screening, reducing pollution to the environment. It is practical Stronger sex.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic structural diagram of the utility model's power structure, sorting bucket, and screening net;

Figure 3 is a schematic structural diagram of the worm, worm gear and turntable of the present utility model;

Figure 4 is a schematic cross-sectional top view of the vacuum cleaner mechanism of the present invention.

Marked in the figure: 1. Storage silo; 2. Base; 21. Turntable; 22. Connecting rod; 23. Worm; 24. Worm gear; 3. Dust collection mechanism; 31. Feed pipe; 32. Dust cover; 33. Vacuum fan; 34. Exhaust fan; 35. Channel; 351. Inlet; 36. Filter; 361. Air filter element; 362. Discharge port; 4. Sorting bucket; 41. Chute; 42. Screening net ; 43. Dispersion plate; 44. Cleaning brush.

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 embodiments of the present utility model. Obviously, the described embodiments are Some embodiments of the present invention are not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present utility model.

Example 1

With reference to Figure 1, a kind of sand and gravel sorting equipment includes a sorting hopper 4, a storage bin 1 provided at the bottom of the sorting hopper 4 for collecting materials, a base 2 connected to the side of the sorting hopper 4, and a base 2 connected to the side of the sorting hopper 4. The screening net 42 in the sorting bucket 4 and the inner wall surface of the sorting bucket 4 are provided with a dispersing plate 43 above the screening net 42. When the screening net 42 reciprocates, the dispersing plate 43 and the cleaning brush 44 are arranged to clean the sand. The gravel is dispersed to a certain extent, which can avoid the accumulation of sand and gravel on the screening net and improve the screening efficiency; it also includes a dust collection mechanism 3. The dust collection mechanism 3 includes a dust collection hood 32 connected to the sorting hopper 4, and a dust collection hood that penetrates the dust hood. The guide pipe 31 on 32, the two vacuum fans 33 connected to the bottom of the dust hood 32 and located on both sides of the guide pipe 31, a group of exhaust fans 34 connected to the sides of the dust hood 32 and the The two channels 35 in 32 and the inlets 351 of the two channels 35 respectively correspond to the two dust suction fans 33. The dust suction hood 32 is provided with a filter 36 on one side of the exhaust fan 34, and the discharge port 362 of the filter 36 Facing the exhaust fan 34, the outlet ports of the two channels 35 are connected to both sides of the filter 36 respectively. The dust and ash during screening are sucked in by the dust suction fan 33 and sent into the filter 36 through the two channels 35. , and then pass through the multi-layer air filter element 361 in the filter 36 in order to collect, filter and purify dust and ash, thereby reducing environmental pollution.

With reference to Figures 2 and 3, as a preferred embodiment, the equipment also includes a power structure for driving the screening net 42. The power structure includes a worm 23 and a worm gear 24 that are rotatably connected in the base 2 and mesh with each other. The turntable 21 is rotatably connected to the surface of the base 2 and butts with the worm gear 24, and the connecting rod 22 is sleeved on the edge of the turntable 21 and the other end is rotatably connected to the side of the screen 42. The worm 23 is driven by an external motor.

Referring to Figure 2, as a preferred embodiment, one end of the connecting rod 22 is movably sleeved on the mounting post at the edge of the turntable 21 through an inner bearing, and the other end is rotatably connected to the side mounting seat port of the screen 42 through a rotating shaft.

With reference to Figure 2, as a preferred embodiment, the inner walls of both sides of the sorting bucket 4 are provided with chutes 41 for installing the screening net 42, and the bottom of the dispersion plate 43 is provided with a cleaning brush 44. The dispersion plate 43 is used for The materials are dispersed to avoid accumulation. The cleaning brush 44 is used to clean the screening mesh 42 at the end of the screening to reduce the probability of clogging the screening mesh 42 caused by stones.

Referring to Figure 4, as a preferred embodiment, an air filter element 361 is provided inside the filter 36. The air filter element 361 is multi-layered and the filter diameter is reduced by one side of the exhaust fan 34. The multi-layer air filter element 361 is used for Improve filtering effect.

Referring to FIG. 2 , as a preferred embodiment, a plurality of dispersion plates 43 are arranged at equal distances, and the feed tube 31 faces between two adjacent dispersion plates 43 .

It should be noted in conjunction with Figures 1 to 4 that the size of the application document dust collection mechanism 3 and the screening net 42 depends on the size of the on-site sorting bucket 4; in addition, before implementation, the sand and gravel conduit is connected to the guide pipe 31 on, allowing the sand and gravel to be directly introduced into the sorting hopper 4;

The usage principle of this sand and gravel sorting equipment is as follows:

When in use, the sand and gravel are introduced from the guide pipe 31 to the screening screen 42 in the sorting hopper 4. Driven by an external motor, the worm 23 drives the worm gear 24 and the turntable 21 to rotate, so that the turntable 21 drives the connecting rod 22 to reciprocate at a uniform speed. , and promote the reciprocating movement of the screening net 42. When the screening net 42 reciprocates, the dispersing plate 43 and the cleaning brush 44 are provided to disperse the sand and gravel to a certain extent, which can avoid the accumulation of sand and gravel on the screening net, improve the screening efficiency, and can At the end of the screening, the screening net 42 is cleaned to reduce the probability of clogging of the screening net 42 caused by stones;

When screening sand and gravel, sand and gravel that meet the particle size fall from the filter holes of the screening screen 42 into the storage bin 1 for collection and storage; during the screening process, the dust suction fan 33 and the exhaust fan 34 are started simultaneously, and the dust during screening is Dust and dust are sucked in by the dust suction fan 33 and sent into the filter 36 through two channels 35. After passing through the multi-layer air filter element 361 in the filter 36 in sequence, the dust and dust are collected, filtered and purified, thereby reducing environmental impact. pollution;

After screening, the sand and gravel that meet the particle size will be exported from the discharge port of the storage bin 1.

The above-mentioned embodiments only express several implementation modes of the present invention. The descriptions are relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that for those of ordinary skill in the art, several modifications and improvements can be made without departing from the concept of the present utility model, and these all fall within the protection scope of the present utility model.

Claims (6)

1. The sand and stone sorting equipment is characterized by comprising a sorting hopper (4), a storage bin (1) arranged at the bottom of the sorting hopper (4) and used for receiving materials, a base (2) connected to the side surface of the sorting hopper (4), a screening net (42) connected to the inside of the sorting hopper (4) and a dispersing plate (43) arranged above the screening net (42) on the inner wall surface of the sorting hopper (4);

still include dust absorption mechanism (3), dust absorption mechanism (3) including connect dust hood (32) on sorting fill (4), run through and establish guide pipe (31) on dust hood (32), connect two passageway (35) in dust hood (32), connect in two passageway (35) one end ports and lie in two dust absorption fans (33) of guide pipe (31) both sides and connect a set of air exhauster (34) in dust hood (32) side, dust hood (32) are provided with filter (36) in one side of air exhauster (34), discharge port (362) of filter (36) just are to air exhauster (34), and the export of two passageway (35) is connected respectively in the both sides of filter (36).

2. A sand sorting apparatus according to claim 1, wherein: the device also comprises a power structure for driving the screening net (42), wherein the power structure comprises a worm (23) and a worm wheel (24) which are rotatably connected in the base (2) and meshed with each other, a turntable (21) rotatably connected on the surface of the base (2) and in butt joint with the worm wheel (24), and a connecting rod (22) sleeved at the edge of the turntable (21) and rotatably connected with the side surface of the screening net (42) at the other end, and the worm (23) is driven by an external motor.

3. A sand sorting apparatus according to claim 2, wherein: one end of the connecting rod (22) is movably sleeved on an installation column at the edge of the turntable (21) through an inner bearing, and the other end of the connecting rod is rotatably connected in a port of a side installation seat of the screening net (42) through a rotating shaft.

4. A sand sorting apparatus according to claim 1, wherein: the inner wall surfaces of the two sides of the sorting hopper (4) are provided with sliding grooves (41) for installing screening nets (42), and the bottoms of the dispersing plates (43) are provided with cleaning brushes (44).

5. A sand sorting apparatus according to claim 1, wherein: an air filter element (361) is arranged in the filter (36), the air filter element (361) is multi-layered, and the filter diameter is reduced on one side of the exhaust fan (34).

6. A sand sorting apparatus according to claim 1, wherein: the dispersing plates (43) are equidistantly arranged, and the material guide pipe (31) is opposite to the space between two adjacent dispersing plates (43).