CN219848485U

CN219848485U - Sea sand separator

Info

Publication number: CN219848485U
Application number: CN202321223530.3U
Authority: CN
Inventors: 胡庆; 唐国乐; 郑川贵
Original assignee: China Power Construction Shanwei Green Building Materials Co ltd
Current assignee: China Power Construction Shanwei Green Building Materials Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-10-20
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses a sea sand separation device, belongs to the technical field of sea sand separation devices, and solves the problems that large particles easily cause the blocking of meshes of a screen mesh, so that the slow flow rate flowing into a sand washing cabin is easily caused. The utility model comprises a sand pumping pipe and a sand discharging pipe, a jet pump connected with the sand pumping pipe and used for pumping sand, and a cylinder screen arranged on the upper part of the liquid storage tank and matched with the rotation of the liquid storage tank, wherein the cylinder screen is provided with a discharge hole and a driving mechanism for driving the cylinder screen to rotate; the sand pumping pipe is rotationally connected with the cylinder screen, and the sand discharging pipe is communicated with the liquid storage tank. The utility model is used for separating sea sand.

Description

Sea sand separator

Technical Field

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

Background

Sea sand is an important mineral resource, is an important part of a submarine ecological system, is a habitat and main dependence of marine culture, marine benthos, fish migration and sightseeing, and has important industrial value, economic value and ecological value. The development and utilization of sea sand in China has been long in history, and as the demand for building sand and sea filling land has increased since the 90 th century, sea sand is exploited in a large scale based on the exploitable area.

Sea sand is an unrecoverable natural resource inferior to petroleum and natural gas, plays an important role in building engineering, however, sea sand exploitation still has various conditions, and proper construction technology is needed to be adopted to ensure smooth development of sand exploitation work in combination with actual conditions.

The working principle of the screening sand washing ship is that mortar is sucked into a sand washing cabin, the mortar is filtered through a screen installed on a deck, stones, garbage and the like are filtered on the screen, sea sand flows into the sand cabin, sand grains are immersed into the bottom of the cabin after water body cleaning, residual water containing mud is formed on the surface, mud and silt are discharged along with water flow through overflow ports at the bottom of a sand collecting ship body, and finally sea sand in the sand collecting cabin is conveyed to a belt sand conveying ship which is berthed on two sides of the ship board of the sand collecting ship through a conveying belt.

In the prior art, the following technical problems exist in the process of filtering stones, garbage and the like by directly arranging a screen on a deck:

1. large particles are easy to cause the mesh of the screen to be blocked, so that the problem of low flow rate flowing into the sand washing cabin is easy to be caused;

2. and after separation, stones, garbage and the like remained on the screen are not easy to clean.

Disclosure of Invention

The utility model aims to provide a sea sand separating device, which solves the problems that large particles easily cause the blocking of meshes of a screen mesh, so that the slow flow rate of the large particles flowing into a sand washing cabin is easy to cause.

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

the sea sand separating device comprises a sand pumping pipe and a sand discharging pipe, a jet pump connected with the sand pumping pipe and used for pumping sand, a liquid storage tank arranged on a deck, a cylindrical screen arranged on the upper part of the liquid storage tank and matched with the rotation of the liquid storage tank, a discharge port arranged on the cylindrical screen, and a driving mechanism for driving the cylindrical screen to rotate;

the sand pumping pipe is rotationally connected with the cylinder screen, and the sand discharging pipe is communicated with the liquid storage tank.

Further, the cylindrical screen is obliquely arranged on the liquid storage tank, and the inclination angle is 10-30 degrees;

the outlet of the sand pumping pipe is positioned at the high end of the screen, and the discharge port is arranged at the low end of the screen.

Further, the cylindrical screen positioned at the high end side is a sealing plate, the cylindrical screen positioned at the low end side is provided with an opening, and the opening is a discharge hole;

the sand pump is characterized in that a rotating structure which is rotationally matched with the sand pump pipe is arranged inside the cylinder screen, and the outlet end of the sand pump pipe enters the cylinder screen through the low end of the cylinder screen and is movably fixed on the rotating structure.

Further, the rotating structure comprises a plurality of connecting rods which are arranged along the circumferential direction of the cylinder screen, and rings which are arranged on the connecting rods and movably fix the sand pumping pipe.

Further, a rotating rod which is matched with the rotation of the liquid storage tank is arranged on one side of the high end of the cylinder screen;

the driving mechanism comprises a driving motor, a rotating shaft arranged on the driving motor, a first gear arranged on the rotating shaft, and a second gear matched with the first gear and arranged on the rotating rod.

Further, along the inclined direction of the cylindrical screen, a baffle plate for dividing the liquid storage tank into a first liquid storage tank and a second liquid storage tank is arranged in the liquid storage tank, the first liquid storage tank is used for storing seawater filtered out from the high-end side, and the second liquid storage tank is used for storing seawater filtered out from the low-end side;

the sand discharge pipe is connected with one side of the bottoms of the first liquid storage tank and the second liquid storage tank respectively.

Further, the bottoms of the first liquid storage tank and the second liquid storage tank are inclined surfaces;

the sand discharge pipe is connected with one side of the lower ends of the first liquid storage tank and the second liquid storage tank respectively.

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

1. according to the utility model, the liquid with stone, garbage and sea sand is pumped into the cylindrical screen through the sand pumping pipe, the cylindrical screen is driven to rotate through the driving mechanism, the liquid with sea sand is discharged into the liquid storage tank through the sand discharging pipe, the stone, garbage and the like are discharged or filtered for a period of time at any time through the discharge port and then manually cleaned and discharged, the problem that large particles are easy to cause mesh blockage is avoided through rotation of the cylindrical screen, and the flow rate of the liquid with sea sand after filtration is ensured;

2. according to the utility model, the cylindrical screen is obliquely arranged in the liquid storage tank, so that liquid discharged from an outlet of the sand pumping pipe is filtered from the high end, filtered liquid with sea sand enters the liquid storage tank, stones, garbage and the like in the cylindrical screen are impacted by the liquid or are impacted by rotation of the cylindrical screen to be accumulated at the low end of the cylindrical screen or are directly discharged from a discharge port at the low end, the problem that large particles are easy to cause mesh blockage is effectively avoided, and the flow rate of the filtered liquid with sea sand is ensured;

3. according to the utility model, the screen on the high end side is defined as the sealing plate, the screen on the low end side is provided with the opening, and the outlet end of the sand pumping pipe is defined to enter the screen through the low end of the screen and is movably fixed on the rotary structure, so that liquid can be effectively prevented from being sprayed out from the high end, the arrangement mode can also effectively prevent the liquid from flowing out from the low end, and stone, garbage and the like can be obtained through filtering of the screen, so that the effect of discharging while filtering can be realized;

4. the rotary structure is formed by the connecting rods and the rings, so that the rotary structure can enable the screen to rotate around the sand pumping pipe, and the movement of stones, garbage and the like to the lower end side of the screen is not influenced;

5. according to the utility model, the partition plate is arranged in the liquid storage tank, so that the liquid storage tank is conveniently partitioned, the first liquid storage tank is used for storing seawater filtered out from one side of the high end after partitioning, the second liquid storage tank is used for storing seawater filtered out from one side of the low end, most of filtered seawater can be collected by the first liquid storage tank, and only a small part of filtered seawater can enter the second liquid storage tank, so that the problem that the liquid storage tank is a cavity and is easy to overflow from the low end of the cylinder screen can be effectively avoided;

6. the utility model limits the inclined surfaces at the bottoms of the first liquid storage tank and the second liquid storage tank, and enables the sand discharge pipe to be connected with one side of the lower ends of the first liquid storage tank and the second liquid storage tank respectively, so as to be convenient for discharging liquid storage in the liquid storage tanks.

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 a part of the structure of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1;

in the figure: 1-sand pumping pipe, 2-sand discharging pipe, 3-liquid storage tank, 4-cylinder screen, 5-discharge port, 6-connecting rod, 7-ring, 8-rotary rod, 9-driving motor, 10-rotary shaft, 11-first gear, 12-second gear, 13-first liquid storage tank, 14-second liquid storage tank and 15-baffle.

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 problems that large particles easily cause the blocking of meshes of a screen mesh and the slow flow rate of the large particles flowing into a sand washing cabin in the prior art. As shown in fig. 1 and 2, there is provided a sea sand separating device, which comprises a sand pumping pipe 1 and a sand discharging pipe 2, a jet pump (which is existing and is not shown in the drawing) connected with the sand pumping pipe 1 and used for pumping sand, and the sea sand separating device comprises a liquid storage tank 3 arranged on a deck, a cylinder screen 4 arranged on the upper part of the liquid storage tank 3 and matched with the rotation of the liquid storage tank 3, a discharge port 5 arranged on the cylinder screen 4, and a driving mechanism for driving the cylinder screen to rotate; the sand pumping pipe 1 is rotationally connected with the cylinder screen 4, and the sand discharging pipe 2 is communicated with the liquid storage tank 3. A rotary rod 8 which is matched with the rotation of the liquid storage tank 3 is arranged on one side of the high end of the cylindrical screen 4; the driving mechanism comprises a driving motor 9, a rotating shaft 10 arranged on the driving motor 9, a first gear 11 arranged on the rotating shaft 10, and a second gear 12 matched with the first gear 11 and arranged on the rotating rod 8, namely, the driving motor 9 drives the rotating shaft 10 to drive the first gear 11 on the rotating shaft to rotate, the first gear 11 drives the second gear 12 to rotate, and the second gear 12 drives the screen 4 to rotate on the liquid storage tank 3.

In practice, the sand pumping pipe 1 with one end of the jet pump is placed into the sea floor, the jet pump is started, sea water with sea sand, stones, garbage and the like is pumped into the cylinder screen 4, meanwhile, the driving mechanism drives the cylinder screen 4 to rotate so as to filter out the sea water with sea sand and flow into the liquid storage tank 3, the sea water with sea sand is discharged into the cabin through the sand discharging pipe (on which a pump body can be arranged), and the stones, garbage and the like are left in the cylinder screen 4 or discharged from the discharge port 5 (discharged to a designated place, namely, cleaning is facilitated), and the problem that large particles are easy to cause mesh blockage is avoided through the rotation of the cylinder screen in the embodiment, so that the flow rate of liquid with sea sand after filtration is ensured.

Example 2

On the basis of the embodiment 1, the cylindrical screen 4 is obliquely arranged on the liquid storage tank 3, wherein the inclination angle is 10 degrees to 30 degrees, such as 15 degrees and 20 degrees; the outlet of the sand pumping pipe 1 is positioned at the high end of the cylindrical screen 4, and the discharge opening 5 is arranged at the low end of the cylindrical screen 4. The rotary screen is obliquely arranged on the liquid storage tank, so that liquid discharged from the outlet of the sand pumping pipe is filtered from the high end, filtered liquid with sea sand enters the liquid storage tank, stones, garbage and the like in the rotary screen are impacted by the liquid or are impacted by the rotation of the rotary screen to slide to the low end of the rotary screen to be piled up or directly discharged from a discharge port at the low end, the problem that large particles are easy to cause meshes to be blocked is effectively avoided, and the flow rate of the filtered liquid with sea sand is ensured.

Example 3

Based on the embodiment 2, the cylindrical screen 4 positioned at the high end side is a sealing plate, the cylindrical screen 4 positioned at the low end side is opened, and the opening is a discharge hole 5; the inside revolution mechanic that matches with sand pump tube 1 rotation that is provided with of trommel 4, sand pump tube 1's exit end gets into trommel 4 and activity is fixed on revolution mechanic through the low side of trommel 4. The rotary structure comprises a plurality of connecting rods 6 arranged along the circumferential direction of the screen 4, and a ring 7 which is arranged on the connecting rods 6 and movably fixes the sand pumping pipe 1, and the rotary structure is formed by the plurality of connecting rods and the ring, so that the screen can rotate around the sand pumping pipe, and stone, garbage and the like are not influenced to move to one side of the lower end of the screen.

As shown in fig. 2, the sand pumping pipe 1 may be a hard pipe and fixed by a bracket, or may be a hose, and a stopper (which plays a role of preventing a ring from being separated from) is arranged at the end of the sand pumping pipe 1. After the sand pump is installed, the driving mechanism drives the cylindrical screen 4 to rotate along the sand pumping pipe 1, seawater discharged by the sand pumping pipe 1 is impacted to one side of the sealing plate, and then the seawater moves from the high end side of the cylindrical screen to the low end side of the cylindrical screen. The rotary screen limiting the high end side is the sealing plate, the rotary screen limiting the sand pumping pipe is arranged at the lower end side, the outlet end of the sand pumping pipe is limited to enter the rotary screen through the lower end of the rotary screen and is movably fixed on the rotary structure, liquid can be effectively prevented from being sprayed out from the high end, the liquid can be effectively prevented from flowing out from the lower end through the arrangement mode, and stone, garbage and the like can be filtered by the rotary screen, so that the effect of discharging while filtering can be achieved. Of course, in practice, the sand pump can also be opened at the high end of the screen and connected with the sand pumping pipe 1 through a bearing, and the screen is driven to rotate through a driving mechanism.

Example 4

On the basis of the embodiment 3, along the inclination direction of the cylindrical screen 4, a baffle 15 dividing the liquid storage tank 3 into a first liquid storage tank 13 and a second liquid storage tank 14 is arranged in the liquid storage tank 3, the first liquid storage tank 13 is used for storing seawater filtered on the high-end side, and the second liquid storage tank 14 is used for storing seawater filtered on the low-end side; the sand discharge pipe 2 is respectively connected with one side of the bottoms of the first liquid storage tank 13 and the second liquid storage tank 14. Set up the baffle in the liquid reserve tank, be convenient for carry out subregion to the liquid reserve tank, first liquid reserve tank is used for storing the sea water that high-end one side was filtered out after the subregion, and the second liquid reserve tank is used for storing the sea water that low-end one side was filtered out, and the sea water after most filtration can be collected to first liquid reserve tank, only the fractional part can get into the second liquid reserve tank, can effectively avoid the liquid reserve tank to be a chamber, easily causes the liquid reserve easily to overflow from the low end of shale shaker.

Example 5

On the basis of the embodiment 4, the bottoms of the first liquid storage tank 13 and the second liquid storage tank 14 are inclined planes, and the inclined planes can be 5 degrees to 10 degrees; the sand discharge pipe 2 is connected with the lower end sides of the first liquid storage tank 13 and the second liquid storage tank 14 respectively. The bottoms of the first liquid storage tank and the second liquid storage tank are defined to be inclined surfaces, and the sand discharge pipe is connected with one side of the lower ends of the first liquid storage tank and the second liquid storage tank respectively, so that liquid storage in the liquid storage tanks can be conveniently discharged.

Claims

1. The utility model provides a sea sand separator, includes sand pumping pipe (1) and row's sand pipe (2), is connected, is used for the jet pump of sand pumping with sand pumping pipe (1), its characterized in that: the device comprises a liquid storage tank (3) arranged on a deck, a cylinder screen (4) arranged on the upper part of the liquid storage tank (3) and matched with the rotation of the liquid storage tank (3), a discharge port (5) arranged on the cylinder screen (4), and a driving mechanism for driving the cylinder screen to rotate;

the sand pumping pipe (1) is rotationally connected with the cylinder screen (4), and the sand discharging pipe (2) is communicated with the liquid storage tank (3).

2. A sea sand separator according to claim 1, wherein: the cylindrical screen (4) is obliquely arranged on the liquid storage tank (3), and the inclination angle is 10-30 degrees;

the outlet of the sand pumping pipe (1) is positioned at the high end of the cylindrical screen (4), and the discharge port (5) is arranged at the low end of the cylindrical screen (4).

3. A sea sand separator according to claim 2, wherein: the cylindrical screen (4) positioned at the high end side is a sealing plate, the cylindrical screen (4) positioned at the low end side is provided with an opening, and the opening is a discharge opening (5);

the sand pumping device is characterized in that a rotary structure which is rotationally matched with the sand pumping pipe (1) is arranged inside the cylindrical screen (4), and the outlet end of the sand pumping pipe (1) enters the cylindrical screen (4) through the low end of the cylindrical screen (4) and is movably fixed on the rotary structure.

4. A sea sand separator according to claim 3, wherein: the rotary structure comprises a plurality of connecting rods (6) arranged along the perimeter direction of the screen (4), and rings (7) which are arranged on the connecting rods (6) and movably fix the sand pumping pipe (1).

5. A sea sand separator according to claim 4 wherein: a rotary rod (8) which is matched with the rotation of the liquid storage tank (3) is arranged on one side of the high end of the cylindrical screen (4);

the driving mechanism comprises a driving motor (9), a rotating shaft (10) arranged on the driving motor (9), a first gear (11) arranged on the rotating shaft (10), and a second gear (12) matched with the first gear (11) is arranged on the rotating rod (8).

6. A sea sand separator according to claim 5, wherein: along the inclined direction of the cylindrical screen (4), a baffle plate (15) for dividing the liquid storage tank (3) into a first liquid storage tank (13) and a second liquid storage tank (14) is arranged in the liquid storage tank (3), the first liquid storage tank (13) is used for storing seawater filtered out from the high end side, and the second liquid storage tank (14) is used for storing seawater filtered out from the low end side;

the sand discharge pipe (2) is connected with one side of the bottoms of the first liquid storage tank (13) and the second liquid storage tank (14) respectively.

7. A sea sand separator according to claim 6, wherein: the bottoms of the first liquid storage tank (13) and the second liquid storage tank (14) are inclined surfaces;

the sand discharge pipe (2) is respectively connected with one side of the lower ends of the first liquid storage tank (13) and the second liquid storage tank (14).