CN219245109U

CN219245109U - Automatic sampling device for wastewater online automatic monitoring equipment

Info

Publication number: CN219245109U
Application number: CN202320130806.7U
Authority: CN
Inventors: 关志峰; 籍志凯; 贾兵兵; 侯东听; 王静; 万德福
Original assignee: Shandong Binhua Binyang Burning Chemical Co ltd
Current assignee: Shandong Binhua Binyang Burning Chemical Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-06-23
Anticipated expiration: 2033-01-16

Abstract

An automatic sampling device for wastewater on-line automatic monitoring equipment comprises an industrial wastewater tank for storing industrial wastewater, a wastewater treatment conveying pipe connected in the industrial wastewater tank, a sampling pipe connected on the wastewater treatment conveying pipe, an automatic sampling pump arranged in the middle of the sampling pipe, an on-line COD automatic monitor arranged at one end of the sampling pipe, a wastewater treatment plant connected at one end of the wastewater treatment conveying pipe, and an auxiliary sampling assembly, wherein the auxiliary sampling assembly is arranged between the wastewater treatment conveying pipe and the sampling pipe; the auxiliary sampling assembly comprises a liquid suction pipe, a floor drain and an auxiliary conveying pipe, wherein the liquid suction pipe is connected to the middle part of the sampling pipe in an embedded mode.

Description

Automatic sampling device for wastewater online automatic monitoring equipment

Technical Field

The utility model relates to wastewater sampling, in particular to an automatic sampling device for wastewater on-line automatic monitoring equipment.

Background

In order to enhance environmental monitoring of wastewater discharge quality, related environmental indicators, such as COD, ammonia nitrogen and the like, are generally monitored on a conveyed sewage pipeline. The wastewater monitoring equipment typically uses a sampling water pump to automatically sample the wastewater periodically from the wastewater delivery pipeline to a monitoring facility, which automatically samples the wastewater for analysis, as shown in fig. 2.

The automatic sampling system has the following problems: (1) the water pump is pumped out, so that the water pump is damaged due to the fact that the water flow in the pipeline and whether the pipe is full or not are not clear; (2) the water quality analysis result of automatic sampling by adopting the mode often has large fluctuation change, and cannot normally and truly guide production.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides an automatic sampling device for the wastewater on-line automatic monitoring equipment, which effectively solves the problems in the technical background.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model comprises an industrial sewage tank for storing industrial sewage, a sewage treatment conveying pipe connected in the industrial sewage tank, a sampling pipe connected on the sewage treatment conveying pipe, an automatic sampling pump arranged in the middle of the sampling pipe, an on-line COD automatic monitor arranged at one end of the sampling pipe, a sewage treatment plant connected at one end of the sewage treatment conveying pipe, and an auxiliary sampling assembly, wherein the auxiliary sampling assembly is arranged between the sewage treatment conveying pipe and the sampling pipe;

the auxiliary sampling assembly comprises a liquid suction pipe, a sampling box, an insertion pipe, an overflow pipe, a floor drain and an auxiliary conveying pipe, wherein the liquid suction pipe is connected to the middle of the sampling pipe in an embedded mode, one end of the liquid suction pipe is connected with the sampling box, the insertion pipe is inserted into the sampling box, one side of the top of the sampling box is connected with the overflow pipe, one end of the overflow pipe is connected with the floor drain, and the auxiliary conveying pipe is connected to the floor drain.

Further, a control valve is arranged at the position of the sampling pipe close to the sewage treatment conveying pipe.

Further, the cannula adopts a lifting tube.

Further, one end of the auxiliary conveying pipe is connected with a sewage treatment plant.

Further, the sampling box is a component made of corrosion-resistant materials.

Further, one end of the cannula is connected with the sampling tube.

The beneficial effects are that: when industrial wastewater enters an industrial wastewater tank from a production device, and the industrial wastewater tank conveys industrial wastewater to a wastewater treatment plant through a wastewater treatment conveying pipe, a sampling pipe is connected to a pipeline of the wastewater treatment conveying pipe, the industrial wastewater flows to a liquid suction pipe through the sampling pipe, flows to a sampling box through the liquid suction pipe, continuously overflows to a floor drain through an overflow pipe, is conveyed to the wastewater treatment plant through an auxiliary conveying pipe connected with the floor drain and is treated, and an automatic sampling pump periodically pumps an upper layer wastewater sample in the sampling box to automatic monitoring equipment, namely an online COD automatic monitor for periodic sampling.

The utility model has novel structure and ingenious conception, ensures that the sampling wastewater is in a continuous flow state, solves the problem of water quality fluctuation caused by intermittent impact of the original sampling system on a pipeline, pumps water of the sampling water tank by the sampling water pump, keeps the overflow state of the water tank, has higher liquid level, and avoids the sampling and evacuating conditions of the original sampling system.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an automatic sewage sampling structure according to the present utility model;

reference numerals in the drawings: 1. an industrial sewage tank; 2. a sewage treatment conveying pipe; 3. a sampling tube; 4. an automatic sampling pump; 5. an on-line COD automatic monitor; 6. a control valve; 7. a sewage treatment plant; 8. an auxiliary sampling assembly; 801. a liquid suction pipe; 802. sampling box; 803. a cannula; 804. an overflow pipe; 805. a floor drain; 806. an auxiliary conveying pipe.

Detailed Description

The following describes embodiments of the present utility model in further detail with reference to FIGS. 1-2.

1-2, the utility model provides an automatic sampling device for an online automatic wastewater monitoring device, which comprises an industrial wastewater tank 1 for storing industrial wastewater, a wastewater treatment conveying pipe 2 connected in the industrial wastewater tank 1, a sampling pipe 3 connected on the wastewater treatment conveying pipe 2, an automatic sampling pump 4 arranged in the middle of the sampling pipe 3, an online COD automatic monitor 5 arranged at one end of the sampling pipe 3, a wastewater treatment plant 7 connected at one end of the wastewater treatment conveying pipe 2, and an auxiliary sampling assembly 8, wherein an auxiliary sampling assembly 8 is arranged between the wastewater treatment conveying pipe 2 and the sampling pipe 3;

the auxiliary sampling assembly 8 comprises a liquid suction pipe 801, a sampling box 802, a cannula 803, an overflow pipe 804, a floor drain 805 and an auxiliary conveying pipe 806, wherein the liquid suction pipe 801 is connected to the middle of the sampling pipe 3 in an embedded mode, one end of the liquid suction pipe 801 is connected with the sampling box 802, the cannula 803 is inserted into the sampling box 802, one side of the top of the sampling box 802 is connected with the overflow pipe 804, one end of the overflow pipe 804 is connected with the floor drain 805, and the floor drain 805 is connected with the auxiliary conveying pipe 806.

The sampling tube 3 is provided with a control valve 6 at a position close to the sewage treatment conveying pipe 2, so that the sampling tube 3 can be conveniently controlled.

Cannula 803 employs a lift tube to facilitate height adjustment of cannula 803 within sampling box 802 according to sampling requirements.

One end of the auxiliary delivery pipe 806 is connected to the sewage treatment plant 7, so that the overflow pipe 804 can discharge the overflowed sewage.

The sampling box 802 is a corrosion resistant material, so that the sampling box 802 has better corrosion resistance.

One end of the cannula 803 is connected to the sampling tube 3, facilitating the connection of the cannula 803.

Working principle: when industrial wastewater enters the industrial wastewater tank 1 from the production device, the industrial wastewater tank 1 conveys the industrial wastewater to the wastewater treatment plant 7 through the wastewater treatment conveying pipe 2, a sampling pipe 3 is connected to the pipeline of the wastewater treatment conveying pipe 2, the industrial wastewater flows to a liquid suction pipe 801 through the sampling pipe 3, flows to a sampling box 802 through the liquid suction pipe 801, the sampling box 802 continuously overflows to a floor drain 805 through an overflow pipe 804, and is conveyed to the wastewater treatment plant 7 and is treated through an auxiliary conveying pipe 806 connected with the floor drain 805, and an automatic sampling pump 4 periodically pumps an upper layer wastewater sample in the sampling box 802 to an automatic monitoring device, namely an online COD automatic monitor 5 for periodic sample preparation.

The beneficial effects are that: the utility model has novel structure and ingenious conception, ensures that the sampling wastewater is in a continuous flow state, solves the problem of water quality fluctuation caused by intermittent impact of the original sampling system on a pipeline, pumps water of the sampling water tank by the sampling water pump, keeps the overflow state of the water tank, has higher liquid level, and avoids the sampling and evacuating conditions of the original sampling system.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An automatic sampling device for online automatic monitoring equipment of waste water, including being used for storing industry effluent water sump (1), industry effluent water sump (1) internal connection's sewage treatment conveyer pipe (2), sampling tube (3) of connecting on sewage treatment conveyer pipe (2), sampling tube (3) mid-mounting's automatic sampling pump (4), on-line COD automatic monitor (5) of sampling tube (3) one end installation and sewage treatment plant (7) that sewage treatment conveyer pipe (2) one end is connected, its characterized in that: the device also comprises an auxiliary sampling assembly (8), wherein the auxiliary sampling assembly (8) is arranged between the sewage treatment conveying pipe (2) and the sampling pipe (3);

the auxiliary sampling assembly (8) comprises a liquid suction pipe (801), a sampling box (802), a cannula (803), an overflow pipe (804), a floor drain (805) and an auxiliary conveying pipe (806), wherein the liquid suction pipe (801) is connected to the middle of the sampling pipe (3) in an embedded mode, one end of the liquid suction pipe (801) is connected with the sampling box (802), the cannula (803) is inserted into the sampling box (802), one side of the top of the sampling box (802) is connected with the overflow pipe (804), one end of the overflow pipe (804) is connected with the floor drain (805), and the floor drain (805) is connected with the auxiliary conveying pipe (806).

2. An automatic sampling device for an on-line automatic wastewater monitoring apparatus according to claim 1, characterized in that the sampling tube (3) is provided with a control valve (6) at a position close to the wastewater treatment delivery tube (2).

3. An automatic sampling device for an on-line automatic wastewater monitoring apparatus according to claim 1, characterized in that said cannula (803) employs a lifting tube.

4. An automatic sampling device for an on-line automatic wastewater monitoring apparatus according to claim 1, characterized in that one end of the auxiliary delivery pipe (806) is connected to a wastewater treatment plant (7).

5. An automatic sampling device for an on-line automatic wastewater monitoring apparatus according to claim 1, characterized in that said sampling tank (802) is a member of corrosion resistant material.

6. An automatic sampling device for an on-line automatic monitoring apparatus for waste water according to claim 1, characterized in that one end of the cannula (803) is connected to a sampling tube (3).