CN217155955U

CN217155955U - Large-circulation chemical examination sampling system

Info

Publication number: CN217155955U
Application number: CN202123168234.1U
Authority: CN
Inventors: 缪学挺; 刘飞龙
Original assignee: Yixing Ouqing Environmental Protection Technology Co ltd
Current assignee: Yixing Ouqing Environmental Protection Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-09
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a large-cycle chemical examination sampling system, which belongs to the field of photovoltaic industry and comprises a finished product tank, the lower end of the finished product tank is provided with a conveyer belt, the upper surface of the conveyer belt is fixedly connected with a plurality of limiting plates, the finished product tank is positioned between the two limit plates, a suction pipe structure and a reflux structure are inserted into the outlet of the finished product tank, the suction pipe structure and the reflux pipe structure are both fixedly connected, the lower surface is fixedly connected, the upper end of the straw structure is connected with a sealing structure in a matching way, the upper end of the sealing structure is fixedly connected with a confluence pipe structure, the liquid outlet end of the confluence pipe structure is fixedly connected with a liquid pump, the water outlet of the liquid pump is fixedly connected with a detector, a detection table is arranged below the detector, and a liquid return pump is fixedly connected to the liquid outlet end of the detector. The utility model discloses can provide a convenient, automatic, the few macrocycle chemical examination sampling system of manual contact.

Description

Large-circulation chemical examination sampling system

Technical Field

The utility model relates to a photovoltaic trade field, more specifically say, relate to a major loop chemical examination sampling system.

Background

Silicon wafer cutting is a key process in the photovoltaic industry, wherein the filling of a large circulation stock solution is a ring for ensuring the normal operation of cutting in a large circulation system. The large circulating liquid is prepared by adding other solvents into the stock solution, and is required to be subjected to various indexes such as turbidity, temperature, PH, conductivity and the like before use, and can be normally used after the test is qualified. The traditional large-circulation test sampling step is that after manual sampling, the sample is sent to a laboratory, and a tester tests all indexes of a liquid sample one by one.

The existing large-cycle test sampling operation has certain disadvantages, firstly, the existing manual sampling test is complicated and the data is unstable; secondly, the laboratory holds the test equipment a lot of, easily causes ground pollution when artifical sample, for this reason, we propose a major cycle test sampling system.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a major cycle chemical examination sampling system, it can provide a convenient, automatic, the minor major cycle chemical examination sampling system of manual contact.

In order to solve the above problems, the utility model adopts the following technical proposal.

A large-circulation chemical examination sampling system comprises a finished product tank, wherein a conveying belt is arranged at the lower end of the finished product tank, a plurality of limiting plates are fixedly connected to the upper surface of the conveying belt, the finished product tank is positioned between the two limiting plates, a straw structure and a backflow structure are inserted into the outlet of the finished product tank, a connecting plate is fixedly connected to each of the straw structure and the backflow structure, a pneumatic telescopic device is fixedly connected to the lower surface of the connecting plate, a sealing structure is connected to the upper end of the straw structure in a matching manner, a confluence pipe structure is fixedly connected to the upper end of the sealing structure, a liquid outlet end of the confluence pipe structure is fixedly connected with a liquid pump, a detector is fixedly connected to the water outlet of the liquid pump, a detection table is arranged below the detector, a liquid outlet end of the detector is fixedly connected with a liquid return pump, and a backflow pipe structure is fixedly connected to the liquid outlet end of the liquid return pump, and the liquid outlet end of the reflux pipe structure is fixedly connected with the reflux structure.

Further, the straw structure includes the straw, the straw is located the finished product jar directly over, straw and connecting plate fixed connection, the upper end fixedly connected with conical tube of straw, the conical tube is the toper.

Furthermore, the backflow structure comprises a feeding pipe, the feeding pipe is located right above the finished product tank and fixedly connected with the connecting plate, the upper end of the feeding pipe is connected with a tapered feeding pipe in a matching mode, and the upper end of the feeding pipe and the lower end of the tapered feeding pipe are both tapered.

Further, seal structure is including sealed straw, sealed straw is connected with the bell pipe cooperation, the spacing pipe of lower extreme fixedly connected with of sealed straw, the medial surface fixedly connected with of spacing pipe aerifys the rubber ring, spacing pipe upper wall fixedly connected with trachea, the trachea stretches into and communicates with each other with the trachea in the spacing pipe.

Further, the confluence pipe structure comprises a confluence pipe, one end of the confluence pipe is located at the liquid pump and fixedly connected with the liquid pump, the other end of the confluence pipe is a sealing opening, a plurality of branch pipes are arranged on the side face of the confluence pipe, electromagnetic valves are arranged on the side faces of the branch pipes, and liquid inlet ends of the electromagnetic valves are fixedly connected with the sealing suction pipes.

Furthermore, the back flow structure is including joining the back flow, join back flow and liquid return pump fixed connection, the side of joining the back flow is provided with the backward flow branch pipe with branch pipe the same quantity, be provided with the backward flow solenoid valve on the backward flow branch pipe, the play liquid end and the toper pipe fixed connection of backward flow solenoid valve.

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

1. this scheme is through setting up drawing liquid pump and converging tube structure, returning the liquid pump and back flow structure, need to detect the business turn over of liquid by drawing liquid pump and returning the liquid pump control, realizes detecting the circulation of liquid, has not only avoided the intervention of artificial sample chemical examination, has ensured the data uniformity and the stability of the online liquid of each jar, still need not long-time waiting to a plurality of finished product jar on-line measuring respectively.

2. This scheme is through setting up sealed tubular construction and straw structure, when having guaranteed the drawing liquid, the leakproofness of pipeline, and the device more is fit for the assembly line and detects when the separable structure of sealed tubular construction and straw structure also simultaneously for the efficiency of detection.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is an assembly schematic view of the sealing structure of the present invention;

fig. 3 is a schematic view of the sealing structure of the present invention;

fig. 4 is a drawing of the structure of the straw of the present invention.

The reference numbers in the figures illustrate:

1. a finished product tank; 2. a conveyor belt; 3. a limiting plate; 401. a straw; 402. a tapered tube; 501. sealing the straw; 502. a limiting pipe; 503. an air tube; 504. an inflatable rubber ring; 601. feeding a pipe; 602. a tapered tube; 701. a junction pipe; 702. a branch pipe; 703. an electromagnetic valve; 801. converging a return pipe; 802. a return branch pipe; 803. a return solenoid valve; 9. a liquid pump; 10. returning to the liquid pump; 11. a detection table; 12. a detector; 13. a pneumatic telescoping device; 14. a connecting plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, a large-cycle chemical examination sampling system comprises a finished product tank 1, a conveyor belt 2 is arranged at the lower end of the finished product tank 1, a plurality of limiting plates 3 are fixedly connected to the upper surface of the conveyor belt 2, the finished product tank 1 is positioned between the two limiting plates 3, a straw structure and a backflow structure are inserted into the outlet of the finished product tank 1, a connecting plate 14 is fixedly connected to each of the straw structure and the backflow structure, a pneumatic expansion device 13 is fixedly connected to the lower surface of the connecting plate 14, a sealing structure is connected to the upper end of the straw structure in a matching manner, a junction tube structure is fixedly connected to the upper end of the sealing structure, a liquid pump 9 is fixedly connected to the liquid outlet of the junction tube structure, a detector 12 is fixedly connected to the water outlet of the liquid pump 9, a detection table 11 is arranged below the detector 12, a liquid return pump 10 is fixedly connected to the liquid outlet of the detector 12, and a backflow structure is fixedly connected to the liquid outlet of the liquid return pump 10, the liquid outlet end of the reflux pipe structure is fixedly connected with the reflux structure.

Referring to fig. 1 and 4, the straw structure includes straw 401, straw 401 is located finished product jar 1 directly over, straw 401 and connecting plate 14 fixed connection, straw 401's upper end fixedly connected with conical tube 402, conical tube 402 is the toper, need to detect the business turn over of liquid by drawing liquid pump 9 with the control of liquid return pump 10, realize detecting the circulation of liquid, the intervention of artificial sampling chemical examination has not only been avoided, the data uniformity and the stability of the online liquid of each jar have been ensured, still respectively to a plurality of finished product jar 1 on-line measuring, need not long-time waiting.

Referring to fig. 1, the backflow structure includes a pipe 601, the pipe 601 is located right above the finished product tank 1, the pipe 601 is fixedly connected to the connecting plate 14, the upper end of the pipe 601 is connected to a tapered pipe 602 in a matching manner, and the upper end of the pipe 601 and the lower end of the tapered pipe 602 are both tapered.

Referring to fig. 1, 2 and 3, the sealing structure includes a sealing straw 501, the sealing straw 501 is connected with the conical tube 402 in a matching manner, the lower end of the sealing straw 501 is fixedly connected with a limiting tube 502, the inner side surface of the limiting tube 502 is fixedly connected with an inflatable rubber ring 504, the upper wall of the limiting tube 502 is fixedly connected with a gas tube 503, the gas tube 503 extends into the limiting tube 502 to be communicated with the gas tube 503, through the arrangement of the sealing tube structure and the straw structure, when liquid is pumped, the tightness of the pipeline is ensured, and meanwhile, the device is more suitable for assembly line detection when the sealing tube structure and the straw structure are separable, and the detection efficiency is accelerated.

Referring to fig. 1, the confluence pipe structure includes a confluence pipe 701, one end of the confluence pipe 701 is fixedly connected to the liquid pump 9, the other end of the confluence pipe 701 is a sealed opening, a plurality of branch pipes 702 are disposed on the side of the confluence pipe 701, an electromagnetic valve 703 is disposed on the side of the branch pipe 702, and the liquid inlet end of the electromagnetic valve 703 is fixedly connected to the sealed suction pipe 501.

Referring to fig. 1, the return pipe structure includes a converging return pipe 801, the converging return pipe 801 is fixedly connected to the liquid return pump 10, the side of the converging return pipe 801 is provided with return branch pipes 802 having the same number as the branch pipes 702, the return branch pipes 802 are provided with return solenoid valves 803, and the liquid outlet ends of the return solenoid valves 803 are fixedly connected to the tapered inlet pipe 602.

The working principle is as follows: when in use, a batch of finished product tanks 1 are placed between the limiting plates 3 on the conveying belt 2, then the finished product tanks 1 are respectively conveyed to the lower parts of the suction pipes 401, the starting and stopping of the conveying are sensed by a sensor, the positioning technology is the prior art, then the pneumatic expansion device 13 downwards pulls the suction pipes 401 through the contraction control connecting plate 14, so that the suction pipes 401 and the inlet pipes 601 extend into the finished product tanks 1, in the process of downwards pulling the suction pipes 401 and the inlet pipes 601, the conical pipes 402 are gradually matched with the sealing suction pipes 501, the inlet pipes 601 are gradually matched with the conical pipes 602, so that primary sealing is carried out, then air is filled into the inflatable rubber rings 504 through the air pipes 503, the inflatable rubber rings are expanded, then the connecting ports of the conical pipes 402 and the sealing suction pipes 501 are squeezed under the limitation of the limiting pipes 502, so that the finished product tanks are completely sealed, then the liquid pump 9 is started, the liquid pump 9 carries out liquid drawing through the branch pipes 702, liquid drawing from different finished product tanks 1 can be detected through opening and closing different electromagnetic valves 703, the liquid pump 9 sends liquid into the detector 12 for detection, after detection is completed, the liquid return pump 10 sends the liquid into the finished product tank 1 where the liquid originally is located through the return branch pipe 802 by switching on and off the return electromagnetic valve 803, so that detection of the batch is completed, then the conveyer belt 2 moves forwards, and each batch is detected in sequence.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A large-cycle assay sampling system comprising a product tank (1), characterized in that: the lower end of the finished product tank (1) is provided with a conveying belt (2), the upper surface of the conveying belt (2) is fixedly connected with a plurality of limiting plates (3), the finished product tank (1) is positioned between the two limiting plates (3), a straw structure and a backflow structure are inserted into the outlet of the finished product tank (1), a connecting plate (14) is fixedly connected to each of the straw structure and the backflow structure, a pneumatic telescopic device (13) is fixedly connected to the lower surface of the connecting plate (14), a sealing structure is connected to the upper end of the straw structure in a matching manner, a confluence tube structure is fixedly connected to the upper end of the sealing structure, a liquid suction pump (9) is fixedly connected to the liquid outlet of the confluence tube structure, a detector (12) is fixedly connected to the water outlet of the liquid suction pump (9), a detection table (11) is arranged below the detector (12), and a liquid return pump (10) is fixedly connected to the liquid outlet of the detector (12), and the liquid outlet end of the liquid return pump (10) is fixedly connected with a return pipe structure, and the liquid outlet end of the return pipe structure is fixedly connected with the return pipe structure.

2. The large-cycle assay sampling system of claim 1, wherein: the straw structure comprises a straw (401), the straw (401) is located right above the finished product tank (1), the straw (401) is fixedly connected with a connecting plate (14), the upper end of the straw (401) is fixedly connected with a conical pipe (402), and the conical pipe (402) is conical.

3. A large-cycle assay sampling system according to claim 1, wherein: the backflow structure comprises a feeding pipe (601), the feeding pipe (601) is located right above the finished product tank (1), the feeding pipe (601) is fixedly connected with a connecting plate (14), the upper end of the feeding pipe (601) is connected with a feeding conical pipe (602) in a matched mode, and the upper end of the feeding pipe (601) and the lower end of the feeding conical pipe (602) are both tapered.

4. A large-cycle assay sampling system according to claim 2, wherein: the sealing structure comprises a sealing suction pipe (501), the sealing suction pipe (501) is connected with the conical pipe (402) in a matched mode, the lower end of the sealing suction pipe (501) is fixedly connected with a limiting pipe (502), the inner side face of the limiting pipe (502) is fixedly connected with an inflatable rubber ring (504), the upper wall of the limiting pipe (502) is fixedly connected with an air pipe (503), and the air pipe (503) stretches into the limiting pipe (502) to be communicated with the air pipe (503).

5. The large-cycle assay sampling system of claim 4, wherein: the converging tube structure comprises a converging tube (701), one end of the converging tube (701) is located on a liquid pump (9) and is fixedly connected with the liquid pump, the other end of the converging tube (701) is a sealing opening, a plurality of branch tubes (702) are arranged on the side face of the converging tube (701), electromagnetic valves (703) are arranged on the side faces of the branch tubes (702), and liquid inlet ends of the electromagnetic valves (703) are fixedly connected with a sealing suction tube (501).

6. A large-cycle assay sampling system according to claim 3, wherein: the backflow pipe structure comprises a converging backflow pipe (801), the converging backflow pipe (801) is fixedly connected with a backflow pump (10), backflow branch pipes (802) with the same number as the branch pipes (702) are arranged on the side face of the converging backflow pipe (801), backflow electromagnetic valves (803) are arranged on the backflow branch pipes (802), and the liquid outlet ends of the backflow electromagnetic valves (803) are fixedly connected with a conical inlet pipe (602).