CN220072583U - Sea sand desalination device - Google Patents

Abstract

The utility model discloses a sea sand desalting device, belongs to the technical field of sea sand desalting devices, and solves the problem that chloride ions in sea sand cannot be cleaned rapidly and effectively and uninterruptedly in the prior art. The device comprises a frame, a cleaning solution recovery box arranged on the frame, a conveying mechanism arranged on the frame and positioned on the cleaning solution recovery box, a net-shaped conveying belt arranged on the conveying mechanism, and a stirring mechanism arranged on the frame for stirring sea sand on the net-shaped conveying belt; the cleaning solution recovery box at least comprises three cavities which are sequentially arranged; and a spraying structure positioned on the reticular conveyor belt is also arranged on the frame, and the spraying structure corresponds to the cavity outside the first cavity. The sea sand desalination device is used for sea sand desalination.

Description

Sea sand desalination device

Technical Field

A sea sand desalting device is used for sea sand desalting, and belongs to the technical field of sea sand desalting devices.

Background

Sea sand refers to sand that is eroded by sea water without desalination, most of the time from the juncture of sea water and river. Sea sand is an important mineral resource, and can be widely used as a building material for large engineering project construction and sea filling land making. As the sea sand contains chloridion, if the chloridion is out of standard, the chloridion can have serious corrosion effect on reinforcing steel bars in engineering construction after being stirred by concrete.

The sea sand used in the construction engineering must be subjected to a special desalination treatment, and if used, the chloride ion content of the sea sand should not be more than six parts per million in the reinforced concrete. If 300 kg of cement is taken as an example, the content of chloride ions in the concrete cannot be higher than 0.18 kg.

In the prior art, the collected filtered sea sand is soaked by fresh water, and then washed by fresh water after soaking, so that chloride ions in the sea sand are removed, and the content of chloride ions in the desalted sea sand meets the requirements, but the sea sand desalting device for further desalting the soaked sea sand in the prior art has the following technical problems:

1. the chlorine ions in the sea sand cannot be cleaned rapidly and effectively without interruption;

2. the reuse rate of the fresh water is low, so that the problem of excessive fresh water consumption is easily caused.

Disclosure of Invention

The utility model aims to provide a sea sand desalting device, which solves the problem that chloride ions in sea sand cannot be cleaned rapidly and effectively and uninterruptedly in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a sea sand desalination device comprises a frame, a cleaning solution recovery box arranged on the frame, a conveying mechanism arranged on the frame and positioned on the cleaning solution recovery box, a net-shaped conveying belt arranged on the conveying mechanism, and a stirring mechanism arranged on the frame and used for stirring sea sand on the net-shaped conveying belt;

the cleaning solution recovery box at least comprises three cavities which are sequentially arranged;

and a spraying structure positioned on the reticular conveyor belt is also arranged on the frame, and the spraying structure corresponds to the cavity outside the first cavity.

Further, the turning mechanism comprises a turning structure arranged on the cavity outside the first cavity;

the turning structure comprises a rotating shaft arranged on the frame, a spiral stirring rod arranged on the rotating shaft and a rotating motor for driving the rotating shaft to rotate.

Further, along the both sides of the direction of transfer of netted conveyer belt, be provided with the baffle in the frame, the pivot passes through the baffle setting in the frame.

Further, along the transmission direction of the netted conveyer belt, one side of the rear end of each cavity is provided with a first roller positioned between the upper netted conveyer belt and the lower netted conveyer belt on the frame, and a second roller matched with the first roller for extruding sea sand is arranged on the baffle plate.

Further, the mesh conveyor belt is horizontally arranged or obliquely arranged on the conveying mechanism.

Further, from the second cavity, an inclined plate is arranged at the upper part of each cavity, the high end of the inclined plate is positioned at one side of the front end of each cavity along the advancing direction of the mesh conveyor belt, a filter baffle matched with the inclined plate is arranged in each cavity, and the filter baffle divides the cavity into a front cavity and a rear cavity.

Further, the filtering baffle includes the T type filter that is connected, and band-pass hole with cavity and hang plate, and the activity sets up the non-woven fabrics filtration on T type filter to and set up the mounting hole at T type filter, with the mounting hole matched with, fix the bolt on T type filter of non-woven fabrics filtration.

Further, the non-woven fabric filtering structure comprises a square filtering frame and non-woven fabrics arranged on the square filtering frame;

and the square filter frame is also provided with rubber strips which are in contact with the T-shaped filter plates.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the net-shaped conveyor belt is arranged on the conveying mechanism to realize the filtering of liquid (filtering water with fine mud and chloride ions) of feed (sea sand with soaking water), and then the stirring and spraying are carried out on the sea sand on the net-shaped conveyor belt through the stirring mechanism, so that the chloride ions in the sea sand can be quickly, effectively and uninterruptedly cleaned, and meanwhile, the cleaning liquid recovery box under the net-shaped conveyor belt is provided with a plurality of cavities, so that the fresh water at the rear end is conveniently used for the front end filtering, and the consumption of the fresh water is reduced;

2. the stirring mechanism comprises a plurality of groups of stirring structures, the stirring structures comprise rotating shafts, spiral stirring rods and rotating motors, the rotating motors rotate to drive the spiral stirring rods to stir the sea sand advancing on the net-shaped conveyor belt, so that fresh water discharged by the spraying structures can better spray the sea sand to remove chloride ions, and the stirring structures are adopted to stir the sea sand in the direction of the net-shaped conveyor belt width;

3. the baffle is arranged on the frame, so that sea sand is prevented from falling into the cleaning liquid recovery box from two sides of the mesh conveyor belt during material turning, and the problem of secondary filtering is avoided;

4. the utility model is provided with the first roller and the second roller, which aims to squeeze sea sand, rapidly discharge liquid with chloride ions, effectively reduce chloride ions in the sea sand, and also can achieve the aim of limiting the height of the sea sand to pass through, so as to avoid the problems of too thick sea sand, poor spraying and soaking effect and difficult material turning;

5. according to the utility model, the inclined plates and the filtering baffle plates are arranged in each cavity from the second cavity, so that the liquid discharged from the upper row of the net-shaped conveyor belt can be filtered from the rear cavity to the front cavity, the filtered liquid can be reused under the condition that the chloride ion concentration in the front cavity is low, the consumption of fresh water is reduced, and the problem that the liquid containing fine mud is reused and easily blocked the pump body exists;

6. the filtering baffle plate comprises a T-shaped filtering plate and a non-woven fabric filtering structure, and aims to facilitate the non-woven fabric filtering structure to be movably arranged on the T-shaped filtering plate and matched with the inclined plate, and also facilitate the non-woven fabric filtering structure to be taken away for replacement and cleaning;

7. the non-woven fabric filter structure is simple in structure, can be quickly installed on the T-shaped filter plate, and is sealed at the contact position with the T-shaped filter plate through the rubber strip, so that gaps are avoided between the non-woven fabric filter structure and the T-shaped filter plate, and the filtering effect is poor.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered limiting the scope, and that other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of the present utility model, wherein the pipe body and the water storage tank connected to the spray structure are not shown;

FIG. 2 is a cross-sectional view of the cleaning solution recovery tank of the present utility model;

FIG. 3 is a schematic view of the structure of the inclined plate and the filter separator of the present utility model;

FIG. 4 is a schematic diagram of a material turning structure according to the present utility model;

FIG. 5 is a schematic view of the first roller and the second roller of the present utility model in a matched configuration;

in the figure: the cleaning device comprises a 1-frame, a 2-cleaning solution recovery box, a 3-conveying mechanism, a 4-mesh conveying belt, a 5-stirring mechanism, a 6-spraying structure, a 7-stirring structure, an 8-rotating shaft, a 9-spiral stirring rod, a 10-rotating motor, a 11-baffle, a 12-first roller, a 13-second roller, a 14-inclined plate, a 15-filtering baffle, a 16-front cavity, a 17-rear cavity, a 18-T-shaped filtering plate, a 19-non-woven fabric filtering structure, a 20-bolt, a 21-square filtering frame, a 22-non-woven fabric, a 23-rubber strip and a 24-through hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

Example 1

In order to solve the problem that the prior art can not quickly and effectively clean chloride ions in sea sand without interruption. As shown in fig. 1 to 5, there is provided a sea sand desalination device comprising a frame 1, a cleaning liquid recovery tank 2 provided on the frame 1, a conveying mechanism 3 provided on the frame 1 and located on the cleaning liquid recovery tank 2, a mesh conveyor belt 4 provided on the conveying mechanism 3 (including a motor, a driving roller connected with the motor and provided with the mesh conveyor belt 4), and a turning mechanism 5 provided on the frame 1 for turning sea sand on the mesh conveyor belt 4; the cleaning solution recovery tank 2 at least comprises three cavities which are sequentially arranged; the frame 1 is also provided with a spraying structure 6 positioned on the reticular conveyor belt 4, and the spraying structure 6 corresponds to a cavity outside the first cavity. The spraying structure comprises a main water pipe arranged on the frame through a supporting rod, a water inlet pipe connected with the main water pipe and a plurality of water outlet pipes with spray heads. The mesh conveyor belt 4 is horizontally disposed or obliquely disposed on the conveyor mechanism 3.

In practice, the soaked sea sand falls into one end of the mesh conveyor belt, the conveyor mechanism drives the mesh conveyor belt to drive the sea sand to advance, meanwhile, the spraying structure 6 and the stirring mechanism 5 are started, sewage in the soaked sea sand and most of sewage fall into the first cavity of the cleaning liquid recovery box 2, the smallest part of sewage falls into the subsequent cavity, the spraying structure 6 sprays fresh water to the passing sea sand, meanwhile, the stirring mechanism 5 can stir the passing sea sand so as to receive fresh water spraying until the final sea sand is discharged from one side of the outlet of the mesh conveyor belt, and meanwhile, the cleaning liquid recovery box 2 can recover sewage on each section respectively so as to recover and recycle the sewage respectively, and for example, the sewage in the later section can be used in the previous section (the section corresponding to each cavity in the cleaning liquid recovery box). Therefore, this embodiment sets up the liquid (the filtered water of taking fine mud and chloride ion) filtration that the net conveyer belt realized the feeding (the sea sand of taking the soaking water) through a conveying mechanism on, and rethread turns over the material to the sea sand on the net conveyer belt and sprays to quick effective, and incessantly clear up the chloride ion in the sea sand, sets up the washing liquid collection box under the net conveyer belt into a plurality of cavitys simultaneously, is convenient for use the fresh water of rear end in the front end filtration, in order to reduce the quantity of fresh water.

Example 2

On the basis of embodiment 1, the material turning mechanism 5 comprises a material turning structure 7 arranged on the cavities outside the first cavity (namely a second cavity and a third cavity as shown in fig. 1); the turning structure 7 comprises a rotating shaft 8 arranged on the frame 1, a spiral stirring rod 9 arranged on the rotating shaft 8 and a rotating motor 10 for driving the rotating shaft 8 to rotate. The stirring mechanism comprises a plurality of groups of stirring structures, the stirring structures comprise a rotating shaft, a spiral stirring rod and a rotating motor, the rotating motor rotates to drive the spiral stirring rod to stir the advancing sea sand on the mesh conveyor belt, so that fresh water discharged by the spraying structure can better spray the sea sand to remove chloride ions, and the stirring structure is adopted to stir the sea sand in the direction of the width of the mesh conveyor belt.

Example 3

On the basis of embodiment 2, baffles 11 are provided on the frame 1 along both sides of the conveying direction of the mesh conveyor belt 4, and the rotating shaft 8 is provided on the frame 1 through the baffles 11. The baffle is arranged on the frame to prevent sea sand from falling into the cleaning liquid recovery box from two sides of the mesh conveyor belt during material turning, so that the problem of secondary filtering is avoided.

Example 4

On the basis of embodiment 3, along the transmission direction of the mesh conveyor belt 4, a first roller 12 (the first roller 12 is matched with the rotation of the frame) between the upper mesh conveyor belt and the lower mesh conveyor belt is arranged on the frame 1, a second roller 13 (the first roller 12 is matched with the rotation of the baffle) which is matched with the first roller 12 to squeeze sea sand is arranged on the baffle 11, and in practice, a motor can be further arranged to drive at least one of the first roller 12 and the second roller 13 to rotate, wherein the rotation direction is the same as the direction of the mesh conveyor belt. The first roller (the first roller can play a role in pressing the stress, can effectively protect the mesh conveyor belt from direct stress and deformation) and the second roller are used for extruding sea sand, so that the liquid with chloride ions is rapidly discharged, chloride ions in the sea sand are effectively reduced, the purpose of enabling the sea sand to pass through in a height limiting manner can be achieved, the problem that the sea sand is too thick, the spraying soaking effect is poor, and the material turning is difficult is solved.

Example 5

Based on embodiment 4, starting from the second cavity, an inclined plate 14 is arranged at the upper part of each cavity, the high end of the inclined plate 14 is positioned at one side of the front end of each cavity along the advancing direction of the mesh conveyor belt 4, a filter baffle 15 matched with the inclined plate 14 is arranged in each cavity, the filter baffle 15 divides the cavity into a front cavity 16 and a rear cavity 17, the inclined angle of the inclined plate is 5-30 degrees, and the height of the rear cavity 17 is prevented from being too low when the angle is too large.

In practice, the sewage that the mesh conveyor belt 4 filters falls into the inclined plate 14 and the rear chamber 17, and is filtered into the front chamber 16 by the filter partition 15. Namely, from the second cavity, the inclined plates and the filtering baffle plates are arranged in each cavity so as to facilitate the liquid discharged from the upper row of the net-shaped conveyor belt to be filtered from the rear cavity to the front cavity, and the filtered liquid can be reused under the condition of lower chloride ion concentration in the front cavity, so that the consumption of fresh water is reduced, and the problem that the pump body and the spray pipe (namely the main water pipe, the water outlet pipe and the like) are easy to be blocked due to reuse of the liquid containing fine mud is solved.

Example 6

On the basis of embodiment 5, the filtering baffle 15 comprises a T-shaped filtering plate 18 connected with the cavity and the inclined plate and provided with a through hole 24, a non-woven fabric filtering structure 19 movably arranged on the T-shaped filtering plate 18, and a mounting hole arranged on the T-shaped filtering plate 18, and a bolt 20 matched with the mounting hole and fixing the non-woven fabric filtering structure 19 on the T-shaped filtering plate 18. The filtering baffle comprises a T-shaped filter plate and a non-woven fabric filter structure, and aims to facilitate the non-woven fabric filter structure to be movably mounted on the T-shaped filter plate and matched with the inclined plate, and simultaneously, the non-woven fabric filter structure is conveniently taken away for replacement and cleaning.

Example 7

On the basis of embodiment 6, the non-woven fabric filtering structure 19 comprises a square filtering frame 21, and the non-woven fabric 22 arranged on the square filtering frame 21 has a simple structure and can be quickly arranged on the T-shaped filtering plate; the square filter frame 21 is also provided with rubber strips 23 which are in contact with the T-shaped filter plates 18. The contact part between the T-shaped filter plate and the rubber strip is sealed, so that a gap is avoided between the T-shaped filter plate and the rubber strip, and the filtering effect is poor.

Claims (8)

1. A sea sand desalination device is characterized in that: the device comprises a frame (1), a cleaning solution recovery box (2) arranged on the frame (1), a conveying mechanism (3) arranged on the frame (1) and positioned on the cleaning solution recovery box (2), a net-shaped conveying belt (4) arranged on the conveying mechanism (3) and a stirring mechanism (5) arranged on the frame (1) for stirring sea sand on the net-shaped conveying belt (4);

the cleaning solution recovery box (2) at least comprises three cavities which are sequentially arranged;

the frame (1) is also provided with a spraying structure (6) positioned on the reticular conveyor belt (4), and the spraying structure (6) corresponds to a cavity outside the first cavity.

2. A sea sand desalination device as defined in claim 1 wherein: the material turning mechanism (5) comprises a material turning structure (7) arranged on the cavity outside the first cavity;

the turning structure (7) comprises a rotating shaft (8) arranged on the frame (1), a spiral stirring rod (9) arranged on the rotating shaft (8) and a rotating motor (10) for driving the rotating shaft (8) to rotate.

3. A sea sand desalination device as defined in claim 2 wherein: along the both sides of the direction of transfer of netted conveyer belt (4), be provided with baffle (11) on frame (1), pivot (8) are passed through baffle (11) and are set up on frame (1).

4. A sea sand desalination plant according to any one of claims 1-3 wherein: along the transmission direction of the reticular conveyor belt (4), one side of the rear end of each cavity is provided with a first roller (12) positioned between the upper reticular conveyor belt and the lower reticular conveyor belt on the frame (1), and a second roller (13) matched with the first roller (12) for extruding sea sand is arranged on the baffle (11).

5. A sea sand desalination device as defined in claim 4 wherein: the net-shaped conveyor belt (4) is horizontally arranged or obliquely arranged on the conveying mechanism (3).

6. A sea sand desalination device as defined in claim 5 wherein: from the second cavity, an inclined plate (14) is arranged at the upper part of each cavity, the high end of the inclined plate (14) is positioned at one side of the front end of each cavity along the advancing direction of the reticular conveyor belt (4), a filter baffle (15) matched with the inclined plate (14) is arranged in each cavity, and the filter baffle (15) divides the cavity into a front cavity (16) and a rear cavity (17).

7. A sea sand desalination device as defined in claim 6 wherein: the filtering baffle (15) comprises a T-shaped filtering plate (18) which is connected with the cavity and the inclined plate and provided with a through hole (24), a non-woven fabric filtering structure (19) which is movably arranged on the T-shaped filtering plate (18), and a mounting hole which is arranged on the T-shaped filtering plate (18), and bolts (20) which are matched with the mounting hole and fix the non-woven fabric filtering structure (19) on the T-shaped filtering plate (18).

8. A sea sand desalination device as defined in claim 7 wherein: the non-woven fabric filtering structure (19) comprises a square filtering frame (21), and non-woven fabrics (22) arranged on the square filtering frame (21);

the square filter frame (21) is also provided with a rubber strip (23) which is contacted with the T-shaped filter plate (18).