CN209885827U

CN209885827U - Water treatment cation bed resin extraction system

Info

Publication number: CN209885827U
Application number: CN201822233043.0U
Authority: CN
Inventors: 晁小梅; 冯振海
Original assignee: Datang Shaanxi Power Generation Co Ltd
Current assignee: Datang Shaanxi Power Generation Co Ltd
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2020-01-03
Anticipated expiration: 2028-12-28

Abstract

The utility model discloses a water treatment cation bed resin extraction system, including the cation bed jar body, cation bed inlet tube, cation bed outlet pipe and install the internal perforated plate in cation bed jar, one side of the cation bed jar body is provided with resin draw-out device, and resin draw-out device includes the inlet tube, first valve, siphon and resin output tube, and siphon and resin output tube all communicate with the play water end of inlet tube, and the resin output tube is located the below of siphon, and the other end of siphon is located the cation bed jar internal, and the play water end at the inlet tube is installed to first valve, and the siphon valve is installed to the output of resin output tube. The system of the utility model realizes the extraction of resin by the siphon principle, and injects the resin into the cation bed tank body by the resin input pipe and the siphon pipe, thereby ensuring the convenience of resin extraction and injection.

Description

Water treatment cation bed resin extraction system

Technical Field

The utility model relates to a water treatment technical field, especially a water treatment cation bed resin extraction system.

Background

In a thermal power plant, the quality of water is an important factor influencing the safe and economic operation of thermal equipment, natural water contains a plurality of impurities, and if the water is introduced into the thermal equipment without being purified, the water can cause various damages due to poor quality of steam and water, mainly scaling, corrosion and salt deposition of the equipment.

The cation bed is used for a period of time, resin needs to be extracted into a cleaning tank for cleaning, the resin is discharged from a water outlet of the cation bed by adopting a layering method in the prior art, the resin is input into a cation bed tank body through the water outlet after the cleaning is finished, the whole process is time-consuming and labor-consuming, strong acid cation resin and weak acid cation resin need to be separately cleaned after the layering is waited, the strong acid cation resin and the weak acid cation resin are injected into the cation bed tank body after the cleaning is finished, the layering is waited, and the cation bed can continue to work after the.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the shortcoming of prior art, provide a water treatment cation bed resin extraction system that extraction is convenient, efficient.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a water treatment cation bed resin extraction system, it includes the cation bed jar body, cation bed inlet tube, cation bed outlet pipe and installs the internal perforated plate in cation bed jar, cation bed inlet tube installs the end of intaking at the cation bed jar body, cation bed outlet pipe installs the play water end at the cation bed jar body, one side of the cation bed jar body is provided with resin extraction device, resin extraction device includes the inlet tube, first valve, siphon and resin output tube all communicate with the play water end of inlet tube, and the resin output tube is located the below of siphon, the other end of siphon is located the cation bed jar internally, the water outlet end at the inlet tube is installed to first valve, the siphon valve is installed to the output of resin output tube.

Preferably, the resin extraction device is two, one of which is a strongly acidic resin extraction device and the other of which is a weakly acidic resin extraction device.

Preferably, the strong acid resin siphon of the strong acid resin extraction device passes through the perforated plate.

Preferably, the weak acid resin siphon of the weak acid resin extraction device is located above the perforated plate.

Preferably, the first valve is a mixing valve, the mixing valve is further provided with a resin input pipe, and the grease inlet end of the resin output pipe is further provided with a second valve.

Preferably, the water inlet pipe is provided with an observation window, and the observation window is positioned between the first valve and the resin output pipe.

The utility model has the advantages of it is following:

1. the utility model discloses a siphon principle has realized the extraction of resin to realized the washing of the cation bed jar body, after the cation bed jar body washs the completion, still can pour into the cation bed jar internally with the resin through resin input tube and siphon, thereby make the resin extraction and pour into the convenience.

2. The strong acid resin extraction device and the weak acid resin extraction device are arranged, so that the strong acid cation resin and the weak acid cation resin can be respectively extracted, respectively cleaned and respectively injected into the cation bed tank, the time for waiting for layering is saved, and the cleaning efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

FIG. 2 is a schematic partial sectional view of the present invention

In the figure, 1-cation bed tank, 2-cation bed water inlet pipe, 3-cation bed water outlet pipe, 4-perforated plate, 5-water inlet pipe, 6-first valve, 7-siphon pipe, 8-siphon valve, 9-resin output pipe, 10-resin input pipe, 11-second valve, 12-observation window, 13-weak acid resin extraction device, 14-strong acid resin extraction device, 71-weak acid resin siphon pipe and 72-strong acid resin siphon pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figures 1 and 2, a resin extraction system for a water treatment cation bed comprises a cation bed tank body 1, a cation bed water inlet pipe 2, a cation bed water outlet pipe 3 and a porous plate 4 arranged in the cation bed tank body 1, wherein the cation bed water inlet pipe 2 is arranged at the water inlet end of the cation bed tank body 1, the cation bed water outlet pipe 3 is arranged at the water outlet end of the cation bed tank body 1, one side of the cation bed tank body 1 is provided with a resin extraction device, the resin extraction device comprises a water inlet pipe 5, a first valve 6, a siphon pipe 7 and a resin outlet pipe 9, the siphon pipe 7 and the resin outlet pipe 9 are both communicated with the water outlet end of the water inlet pipe 5, the resin outlet pipe 9 is positioned below the siphon pipe 7, the other end of the siphon pipe 7 is positioned in the cation bed tank body 1, the first valve 6 is arranged at the water outlet end of the water inlet pipe 5, the siphon, then open first valve 6, then follow inlet tube 5 water injection, after the water of the institute volume of injection, close first valve 6, stop intaking, then open siphon valve 8, resin output tube 9 drains off the liquid to produce the siphon phenomenon, discharge the resin in the positive bed jar body 1 from resin output tube 9.

Further, as shown in fig. 2, two resin extraction devices are provided, one of which is a strongly acidic resin extraction device 14 and the other of which is a weakly acidic resin extraction device 13, the strongly acidic resin extraction device 14 extracting a strongly acidic positive resin, and further, a strongly acidic resin siphon 72 of the strongly acidic resin extraction device 14 passing through the perforated plate 4; the weak acid resin extraction device 13 extracts weak acid cation resin, and further, a weak acid resin siphon 71 of the weak acid resin extraction device 13 is positioned above the porous plate 4, so that the strong acid cation resin and the weak acid cation resin can be respectively extracted, respectively cleaned and respectively injected into the cation bed tank, thereby saving the time for waiting for layering and improving the cleaning efficiency.

In this embodiment, the first valve 6 is a mixing valve, the mixing valve is further provided with a resin input pipe 10, the water inlet pipe 5 or the resin input pipe 10 can be communicated with the siphon pipe 7 through the mixing valve, the resin inlet end of the resin output pipe 9 is further provided with a second valve 11, when resin needs to be added into the cation bed tank 1, the second valve 11 is closed, then the mixing valve is adjusted, the resin input pipe 10 is communicated with the siphon pipe 7, the resin flows into the cation bed tank 1 through the siphon pipe 7, the resin is added, when water needs to be injected, the mixing valve is adjusted again, the water inlet pipe 5 is communicated with the siphon pipe 7, and when the resin needs to be extracted, the mixing valve is in a closed state.

In this embodiment, the inlet pipe 5 is provided with an observation window 12, and the observation window 12 is located between the first valve 6 and the resin outlet pipe 9, so that the progress of filling water or grease can be observed through the observation window 12.

The working process of the utility model is as follows: when the resin is extracted, the siphon valve 8 is closed firstly, then the first valve 6 is opened, the water injection pipe 5 is communicated with the siphon pipe 7, then water is injected from the water inlet pipe 5, after a set amount of water is injected, the first valve 6 is closed, water inlet is stopped, then the siphon valve 8 is opened, liquid is discharged from the resin output pipe 9, a siphon phenomenon is generated, the resin in the cation bed tank body 1 is discharged from the resin output pipe 9, when the resin is injected, the first valve 6 is opened, the resin input pipe 10 is communicated with the siphon pipe 7, then the second valve 11 is closed, the resin is injected from the resin input pipe 10, and therefore the resin enters the cation bed tank body 1 through the siphon pipe 7, and the resin injection is completed.

It should also be noted that the above first valve, second valve and siphon valve can be all the existing valves, and the "first", "second" and "siphon" are not limited to the structural features.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a positive bed resin extraction system of water treatment, it includes the positive bed jar body (1), positive bed inlet tube (2), positive bed outlet pipe (3) and installs porous plate (4) in the positive bed jar body (1), install positive bed inlet tube (2) the end of intaking of the positive bed jar body (1), install positive bed outlet pipe (3) the play water end of the positive bed jar body (1), its characterized in that: one side of the positive bed jar body (1) is provided with resin draw-out gear, resin draw-out gear includes inlet tube (5), first valve (6), siphon (7) and resin output tube (9), siphon (7) with resin output tube (9) all with the play water end intercommunication of inlet tube (5), just resin output tube (9) are located the below of siphon (7), the other end of siphon (7) is located in the positive bed jar body (1), install first valve (6) the play water end of inlet tube (5), siphon valve (8) are installed to the output of resin output tube (9).

2. A water treatment cation bed resin extraction system as claimed in claim 1, wherein: first valve (6) are a mixing valve, still install a resin input tube (10) on the mixing valve, second valve (11) are still installed to the fat end of advancing of resin output tube (9).

3. A water treatment cation bed resin extraction system as claimed in claim 1, wherein: be provided with observation window (12) on inlet tube (5), just observation window (12) are located first valve (6) with between resin output tube (9).

4. A water treatment cation bed resin extraction system as claimed in claim 1, wherein: two of the resin extraction devices are provided, one of which is a strong acid resin extraction device (14) and the other of which is a weak acid resin extraction device (13).

5. The water treatment cation bed resin extraction system of claim 4, wherein: the strong acid resin siphon (72) of the strong acid resin extraction device (14) passes through the perforated plate (4).

6. The water treatment cation bed resin extraction system of claim 4, wherein: the weak acid resin siphon (71) of the weak acid resin extraction device (13) is positioned above the porous plate (4).