CN217247167U

CN217247167U - Diamond wire-electrode cutting circulating water recovery finished product tank internal circulation device

Info

Publication number: CN217247167U
Application number: CN202220882717.3U
Authority: CN
Inventors: 于艮; 冯琰; 王艺澄
Original assignee: Baotou Meike Silicon Energy Co Ltd; Jiangsu Meike Solar Technology Co Ltd
Current assignee: Baotou Meike Silicon Energy Co Ltd; Jiangsu Meike Solar Technology Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-23
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a diamond wire cutting circulating water recovery finished product tank internal circulation device, which comprises a finished product tank (1), wherein the lower part of the finished product tank is connected with a circulating pipe (2), and the circulating pipe (2) is connected with a circulating pump (3); the circulating pump (3) is connected with a filter cylinder (4) through a pipeline, a water outlet of the filter cylinder (4) is connected with a water return pipe (5), and the water return pipe (5) is connected with a check valve (6); return water pipe (5) stretch into in finished product jar (1) through the top of finished product jar (1), and it links to each other with a set of branch pipe (7), and every branch pipe (7) link to each other with a vertical inner loop spray tube (8) again, and the water outlet end setting of inner loop spray tube (8) is in the lower part of finished product jar (1), and the bottom of inner loop spray tube (8) is established to return bend (8 a). The utility model has the advantages that guarantee to retrieve the homogeneity of circulating water, avoid cutting the in-process because the unusual emergence that cutting quality of water leads to, water purification promotes the silicon chip yields after the cutting.

Description

Diamond wire-electrode cutting circulating water recovery finished product tank internal circulation device

Technical Field

The utility model relates to a photovoltaic solar energy level silicon chip buddha's warrior attendant wire-electrode cutting waste water circulating system technical field especially relates to a buddha's warrior attendant wire-electrode cutting circulating water retrieves finished product jar inner circulation device.

Background

After buddha's warrior attendant wire-electrode cutting ends, participate in the cylinder body waste water of cutting through the pressure filter, the filter-pressing water storage after the filter-pressing has the clear solution jar, the rivers of clear solution jar to the finished product jar, after the pure water of certain proportion and cutting fluid allotment, the water in the finished product jar after the allotment, the supply shop uses, because the business turn over water in the finished product jar all is continuous inflow and outflow, the finished product jar has 96 cubic meters, the volume is great, water quality concentration homogeneity in the finished product jar is difficult to guarantee, if add agitating unit, because the jar body is big, the storage water volume is many, agitating unit load is great, play the effect that the stirring is even, cause agitator motor to damage again easily, and still have danger.

Meanwhile, dead water is formed at corners and edges in the tank, bacteria and silicate are easy to breed, the steel wire jumper wire breakage probability is easily increased when the dead water is supplied to a slicing site, and the quality yield of the silicon wafers produced on site is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is exactly in order to solve the problem that the poor and big potential safety hazard of poor, difficult stirring of the interior recovery quality of water concentration homogeneity of current finished product jar, stagnant water easily leads to product poor quality, provides a buddha's warrior attendant wire-electrode cutting circulating water recovery finished product jar internal circulation device, guarantees the homogeneity of retrieving the circulating water, avoids cutting the in-process because the unusual emergence that cutting quality of water leads to, and quality of water purifies promotes the silicon chip yields after the cutting.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a circulation device in a diamond wire cutting circulation water recovery finished product tank comprises a finished product tank, wherein the lower part of the finished product tank is connected with a circulation pipe, and the circulation pipe is connected with a circulation pump to pump out water in the finished product tank;

the circulating pump is connected with a filter cylinder through a pipeline, the water outlet of the filter cylinder is connected with a water return pipe, and the water return pipe is connected with a check valve for preventing water in the finished product tank from entering the filter cylinder through the water return pipe;

the water return pipe extends into the finished product tank through the top of the finished product tank and is connected with a group of branch pipes, each branch pipe is connected with a vertical internal circulation spray pipe, and the water outlet end of each internal circulation spray pipe is arranged at the lower part of the finished product tank so as to form water jet flow through a water pump to homogenize the water quality in the finished product tank;

the bottom of the internal circulation spray pipe is provided with a bent pipe so as to reduce the impact of water flow on the bottom of the tank and slow down the resistance of the water flow.

Furthermore, a filter bag made of PP materials is arranged in the filter cylinder, wherein the mesh number of the filter bag is selected from 100 meshes to 300 meshes, so that silicate formed by water quality in a finished product tank is blocked, bacterial colonies and other particle impurities are bred, and the purpose of purifying the water quality is achieved.

Furthermore, the internal circulation spray pipes are set to be four and are respectively arranged at four corners of the finished product tank, and the axis of the internal circulation spray pipes is parallel to the vertical central axis of the finished product tank.

Furthermore, the bent pipe of the internal circulation spray pipe is a semi-circular hollow pipe, and the water outlet direction of the bent pipe faces the vertical central axis of the finished product tank.

Furthermore, a first flowmeter is connected to the circulating pipe and is used for monitoring the condition of the pumped water quantity in real time.

Furthermore, a second flowmeter is connected to the water return pipe and used for monitoring the condition of the purified water quantity in real time.

Furthermore, one side of the bottom of the finished product tank is provided with a liquid level meter for monitoring the water quantity condition in the circulating finished product water storage tank.

Furthermore, a pressure gauge is connected to a pipeline between the circulating pump and the filtering cylinder and used for monitoring the water pressure condition in the pipe.

Compared with the prior art, the utility model discloses a technical scheme's advantage specifically lies in:

(1) the inner circulation pipeline forms jet water flow through the water pump, so that the aim of homogenizing the water quality concentration of the circulating finished product water in the finished product tank is fulfilled, the uniformity of the recycled circulating water for cutting in a slicing workshop is ensured, the abnormal occurrence caused by the cutting water quality in the cutting process is avoided, and the cutting yield is stably improved;

(2) the filtering cylinder body is connected behind the water pump of the internal circulation pipeline, and the PP filtering bag with 200 meshes is filled in the filtering cylinder body, so that silicate formed by water quality in a finished product tank can be effectively blocked, bacterial colonies and other particle impurities are bred, the purpose of purifying the water quality is achieved, foreign matters are effectively avoided in recycled circulating water of a pumping workshop, the wire breakage in the silicon wafer cutting process and silicon wafer surface silicon powder agglomeration and dirt are reduced, and the yield of the cut silicon wafer is improved;

(3) the bottom of the circulation pipeline is designed with the inner bent pipes at the four inner corners of the finished product tank, so that the impact of water flow on the tank bottom is reduced, the water flow resistance is reduced, and the water can be sprayed into the upper surface of the tank body, so that the aim of homogenizing the water quality concentration in the finished product tank is fulfilled.

Drawings

Figure 1 is the utility model discloses a buddha's warrior attendant wire-electrode cutting circulating water recovery finished product jar inner loop device schematic structure.

Detailed Description

Example 1

For the purpose of making the present invention clearer, the following description is made with reference to the accompanying drawings, and the present invention further describes a diamond wire cutting circulating water recycling finished product tank internal circulation device, and the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

Referring to fig. 1, a buddha's warrior attendant wire-electrode cutting circulating water retrieves finished product jar inner loop device, includes finished product jar 1, its characterized in that:

the lower part of the finished product tank 1 is connected with a circulating pipe 2, and the circulating pipe 2 is connected with a first flow meter 9 for monitoring the pumped water quantity in real time;

the circulating pipe 2 is connected with a circulating pump 3 for pumping out the water in the finished product tank;

the circulating pump 3 is connected with a filter tank 4 through a pipeline, and a pressure gauge 12 is connected on the pipeline between the circulating pump 3 and the filter tank 4 and used for monitoring the water pressure condition in the pipe;

a filter bag made of PP material of 200 meshes is arranged in the filter tank 4 and is used for blocking silicate formed by water quality in a finished product tank, breeding bacterial colonies and other particle impurities so as to achieve the purpose of purifying the water quality;

a water outlet of the filtering cylinder 4 is connected with a water return pipe 5, and the water return pipe 5 is connected with a second flowmeter 10 for monitoring the purified water quantity in real time;

the return pipe 5 is also connected with a check valve 6 for preventing water in the finished product tank from entering the filter cylinder from the return pipe;

the water return pipe 5 extends into the finished product tank 1 through the top of the finished product tank 1 and is connected with four branch pipes 7, each branch pipe 7 is connected with a vertical internal circulation spray pipe 8, the internal circulation spray pipes 8 are respectively arranged at four corners of the finished product tank 1, and the axis of each internal circulation spray pipe 8 is parallel to the vertical central axis of the finished product tank 1;

the bottom of the internal circulation spray pipe 8 is provided with a bent pipe 8a, the bent pipe 8a is a semi-circular hollow pipe, and the water outlet direction of the bent pipe is arranged towards the vertical central axis of the finished product tank 1 so as to reduce the impact of water flow on the tank bottom and slow down the water flow resistance;

a liquid level meter 11 is arranged on one side of the bottom of the finished product tank 1 and used for monitoring the water quantity condition in the circulating finished product water storage tank.

In the utility model, circulation pipelines are designed through four inner corners of a bottom pipeline, a pump and a finished product tank, and the pipeline extending into the finished product tank is perforated towards the vertical direction of the vertical middle axis of the finished product tank, so that the aim of uniform water quality in the finished product tank is fulfilled by forming jet water flow through the water pump; meanwhile, the bottom of a circulating pipeline is designed at four inner corners of the finished product tank, so that the impact of water flow on the tank bottom is reduced, the water flow resistance is reduced, and the water can be sprayed into the upper surface of the tank body, so that the aim of uniform water concentration in the finished product tank is fulfilled; in addition, a filter cylinder body is connected behind the inner circulation pipeline water pump, and a PP filter bag is filled in the filter cylinder body, so that silicate formed by water quality in a finished product tank can be effectively blocked, bacterial colonies and other particle impurities are bred, and the purpose of purifying the water quality is achieved.

In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. The utility model provides a buddha's warrior attendant wire-electrode cutting circulating water retrieves finished product jar inner loop device, includes finished product jar (1), its characterized in that:

the lower part of the finished product tank (1) is connected with a circulating pipe (2), and the circulating pipe (2) is connected with a circulating pump (3);

the circulating pump (3) is connected with a filter cylinder (4) through a pipeline, a water outlet of the filter cylinder (4) is connected with a water return pipe (5), and the water return pipe (5) is connected with a check valve (6);

the water return pipe (5) extends into the finished product tank (1) through the top of the finished product tank (1) and is connected with a group of branch pipes (7), each branch pipe (7) is connected with a vertical internal circulation spray pipe (8), and the water outlet end of each internal circulation spray pipe (8) is arranged at the lower part of the finished product tank (1);

the bottom of the internal circulation spray pipe (8) is provided with an elbow pipe (8 a).

2. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1, characterized in that:

the filter vat (4) is internally provided with filter bags made of PP materials, wherein the mesh number of the filter bags is selected from one of 100 meshes to 300 meshes.

3. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1 or 2, characterized in that:

the inner circulation spray pipes (8) are four and are respectively arranged at four corners of the finished product tank (1), and the axes of the inner circulation spray pipes (8) and the vertical central axis of the finished product tank (1) are arranged in parallel.

4. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1 or 2, characterized in that:

the elbow pipe (8 a) of the internal circulation spray pipe (8) is a semi-circular hollow pipe, and the water outlet direction of the internal circulation spray pipe is arranged towards the vertical central axis of the finished product tank (1).

5. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1 or 2, characterized in that:

the circulating pipe (2) is connected with a first flowmeter (9).

6. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1 or 2, characterized in that:

and the water return pipe (5) is connected with a second flowmeter (10).

7. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1 or 2, characterized in that:

and one side of the bottom of the finished product tank (1) is provided with a liquid level meter (11).

8. The diamond wire cutting circulating water recovery finished product tank internal circulation device according to claim 1 or 2, characterized in that:

and a pressure gauge (12) is connected on a pipeline between the circulating pump (3) and the filter cylinder (4).