CN-224216374-U - Online analysis instrument liquid sampling device

Abstract

The utility model discloses a liquid sampling device of an online analysis instrument, which is arranged on an ion exchanger in a matched manner and comprises a sampling pipe system and an online analysis instrument, wherein the sampling pipe system comprises a sampling pipe and a plurality of sampling probes, the sampling pipe is horizontally arranged on an ion exchanger body in a penetrating manner, the sampling end of the sampling pipe is communicated with the plurality of sampling probes, the plurality of sampling probes are horizontally distributed around the sampling pipe at annular intervals, and the tail end of the sampling pipe is connected with a water inlet interface of the online analysis instrument positioned outside the ion exchanger. The sampling point of the utility model is far away from the water producing tank or the water using point, the alarm and the control are carried out after the sampling analysis, and the utility model has enough reaction time, can prevent unqualified product water from entering the ion exchange water producing tank to influence the quality of the produced water, and ensures that the produced water continuously reaches the standard.

Inventors

• JIA BIN
• WANG YUHUA
• XU TANG
• LI MENGJIAO
• WANG JIANGHUI
• YAN DONGJIE
• YANG YUE
• ZHAO YINGCHAO

Assignees

• 天津高能时代水处理科技有限公司
• 北京高能时代环境技术股份有限公司

Dates

Publication Date

20260508

Application Date

20250429

Claims (10)

1. 1. The online analysis instrument liquid sampling device is arranged on the ion exchanger in a matched mode, and is characterized by comprising a sampling pipe system and an online analysis instrument; the sampling pipe system comprises a sampling pipe and a plurality of sampling probes, wherein the sampling pipe horizontally penetrates through the ion exchanger body, the sampling end of the sampling pipe is communicated with the sampling probes, the sampling probes are horizontally distributed around the sampling end ring-shaped interval of the sampling pipe, the sampling points of the sampling probes are arranged at the position, close to the water outlet end, of a resin layer filled in the ion exchanger, and the tail end of the sampling pipe is connected with a water inlet interface of the online analysis instrument positioned outside the ion exchanger.
2. 2. The on-line analysis meter liquid sampling device according to claim 1, wherein the ion exchanger body is internally provided with a water inlet water distribution device, a middle water distribution device, a water discharge cap water distribution device and a water baffle water distribution device which are horizontally arranged in sequence from top to bottom, an ion exchange resin layer is arranged between the middle water distribution device and the porous plate water discharge cap water distribution device, and the sampling tube is horizontally arranged between the middle water distribution device and the porous plate water discharge cap water distribution device.
3. 3. The on-line analytical instrument liquid sampling device of claim 1 or 2, wherein the sampling conduit is connected to a plurality of the sampling probes by flanges, the sampling conduit is in the same plane as all the sampling probes, the sampling end of the sampling conduit is positioned at the center of the ion exchanger body, and the plurality of sampling probes are annularly and uniformly distributed around the sampling end at intervals.
4. 4. The on-line analyzer instrument liquid sampling device of claim 3, wherein the distance between the end of the sampling probe and the inner wall of the ion exchanger is reserved by more than 100mm.
5. 5. The on-line analytical instrument liquid sampling device of claim 1, wherein the sampling conduit is supported and secured within the ion exchanger body by a sampling conduit support.
6. 6. The on-line analyzer liquid sampling device according to claim 5, wherein the sampling conduit is fastened to the sampling conduit support by using stainless steel or dual-phase steel pipe clamps and stainless steel or dual-phase steel bolts, the sampling conduit support is made of carbon steel lining rubber, and is welded and fixed above the lower perforated plate inside the ion exchanger body, and the distance between the sampling conduit and the lower perforated plate meets the maintenance space requirements of the sampling conduit flange and the perforated plate water cap.
7. 7. The on-line analyzer instrument liquid sampling device of claim 1, wherein the sampling probe is made of stainless steel or dual-phase steel, and the sampling probe is of a trapezoidal wire winding structure, and a wire winding gap is less than 0.2mm.
8. 8. The on-line analyzer liquid sampling device of claim 1, wherein a pneumatic diaphragm valve, a Y-type filter, a manual shut-off valve and a crossover sub are sequentially installed on a pipe section of the sampling pipe located outside the ion exchanger body, and are connected to one end of a sampling hose through the crossover sub, and the other end of the sampling hose is connected to a water inlet port of the on-line analyzer.
9. 9. The on-line analytical instrument liquid sampling device of claim 1 or 8, wherein the drain port of the on-line analytical instrument is connected to a drain via a drain hose.
10. 10. The on-line analysis meter liquid sampling device of claim 8, wherein the pneumatic diaphragm valve is made of carbon steel rubber lining material and is in flange connection, the Y-shaped filter is used as second-stage filtering equipment and is made of stainless steel or dual-phase steel material and is in flange connection, the manual stop valve is made of stainless steel or dual-phase steel material and is in flange connection, and the adapter is made of stainless steel or dual-phase steel material and is in threaded or snap connection.

Description

Online analysis instrument liquid sampling device Technical Field The utility model relates to the technical field of water treatment, in particular to a liquid sampling device of an online analysis instrument. Background In water treatment engineering, an on-line analyzer is a meter that automatically measures the chemical composition or some corresponding physical property or quantity of an analyte substance without operator intervention, and this result can be used for indication, recording, alarm or control during process operations. A sampling system is a combination of elements or devices that perform the function of removing a sufficiently representative sample from the process. The processed sample directly enters an online analyzer, passes through the analyzer and is discharged. The sampling system also typically includes an introduction interface to verify and validate the standard sample of the analyzer. The sampling system may consist of one or more sampling points and probes, conduits or transfer lines, reduced or regulated pressure, filters, valves, or other components. The liquid sampling device of the traditional ion exchanger effluent on-line analysis instrument is characterized in that a sampling point is arranged on a water outlet pipeline of the ion exchanger, and the liquid sampling device is generally composed of a sampling point, a conduit or a conveying pipeline, a valve or other components. The traditional liquid sampling device of the ion exchanger effluent on-line analysis instrument is characterized in that a sampling point is too close to a water production tank or a water consumption point, alarm and control are carried out after sampling analysis, a certain delay effect is achieved, unqualified product water is easily caused to enter the ion exchange water production tank, the quality of produced water is influenced, and the produced water is easily caused to exceed the standard. The traditional common liquid sampling device of the ion exchanger effluent on-line analysis instrument is generally not provided with enough water sample treatment equipment, so that a small amount of suspended matters such as resin powder and the like are easy to enter the on-line analysis instrument, block the instrument sampling and analysis system, damage the analysis instrument and cause economic loss. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model provides an online analysis instrument liquid sampling device. The utility model discloses an online analysis instrument liquid sampling device, which is arranged on an ion exchanger in a matched way, and comprises a sampling pipe system and an online analysis instrument; the sampling pipe system comprises a sampling pipe and a plurality of sampling probes, wherein the sampling pipe horizontally penetrates through the ion exchanger body, the sampling end of the sampling pipe is communicated with the sampling probes, the sampling probes are horizontally distributed around the sampling end ring-shaped interval of the sampling pipe, the sampling points of the sampling probes are arranged at the position, close to the water outlet end, of a resin layer filled in the ion exchanger, and the tail end of the sampling pipe is connected with a water inlet interface of the online analysis instrument positioned outside the ion exchanger. As a further improvement of the utility model, the inside of the ion exchanger body is sequentially provided with a water inlet water distribution device, a middle water distribution device, a water discharge cap water distribution device and a water baffle water distribution device which are horizontally arranged from top to bottom, an ion exchange resin layer is arranged between the middle water distribution device and the porous plate water discharge cap water distribution device, and the sampling tube is horizontally arranged between the middle water distribution device and the porous plate water discharge cap water distribution device. As a further improvement of the utility model, the sampling guide pipe is connected with a plurality of sampling probes through flanges, the sampling guide pipe and all the sampling probes are in the same plane, the sampling end of the sampling guide pipe is positioned at the center of the ion exchanger body, the plurality of sampling probes are uniformly distributed at intervals around the sampling end ring, and further, the number of the sampling probes is preferably 3. As a further improvement of the utility model, the distance between the tail end of the sampling probe and the inner wall of the ion exchanger is reserved by more than 100mm, so that the installation and the maintenance are convenient. As a further development of the utility model, the sampling conduit is held stationary within the ion exchanger body by a sampling conduit holder. As a further improvement of the utility model, the sampling conduit is fixed on the sampling conduit