CN212713113U

CN212713113U - MVR effluent treatment plant

Info

Publication number: CN212713113U
Application number: CN202021482751.9U
Authority: CN
Inventors: 刘建华; 解金生
Original assignee: HEZE HUAYI CHEMICAL CO Ltd
Current assignee: HEZE HUAYI CHEMICAL CO Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-16
Anticipated expiration: 2030-07-24

Abstract

The utility model belongs to the technical field of waste water treatment, specifically be a MVR effluent treatment plant, include the alkali pond that connects gradually through the pipeline, the salt pond, the filtering ponds, the reaction tank, the MVR evaporimeter, discoloring device and adsorption equipment, the salt pond includes the salt pond body, the outside of salt pond body is equipped with the shell, be equipped with the coil pipe that spirals around the salt pond in the cavity between the inner wall of shell and salt pond body, be equipped with the cavity entry on the shell, the cavity export, the coil pipe entry, the coil pipe export, all be equipped with the battery valve on cavity entry and the coil pipe entry, the inner wall of MVR evaporimeter is equipped with alkali-resistant layer, the outside on alkali-resistant layer is equipped with the abrasionproof and decreases the layer, the outer wall of MVR. The device has the advantages of simple structure, reasonable design and capability of efficiently and stably treating the wastewater generated in the trichloroisocyanuric acid production process.

Description

MVR effluent treatment plant

Technical Field

The application belongs to the technical field of waste water treatment, specifically is an MVR effluent treatment plant.

Background

Trichloroisocyanuric acid is a very strong oxidant and chlorinating agent, has high-efficiency, broad-spectrum and relatively safe disinfection effects, and has killing effects on bacteria, viruses, fungi, spores and the like, and also has a certain killing effect on coccidian oocysts. The production of trichlorocyanuric acid takes chlorine, cyanuric acid and alkali as main raw materials, and the waste water generated in the preparation process mainly contains sodium chloride and cyanuric acid, which are not easy to recover.

Disclosure of Invention

In order to solve the problems of the prior art, the application provides an MVR wastewater treatment device, which is realized by the following scheme:

the utility model provides a MVR effluent treatment plant, includes alkali pond, salt pond, filtering ponds, reaction tank, MVR evaporimeter, decoloration device and the adsorption equipment who connects gradually through the pipeline, the salt pond includes the salt pond body, the outside of salt pond body is equipped with the shell, be equipped with the coil pipe that spirals around the salt pond in the cavity between the inner wall of shell and salt pond body, be equipped with cavity entry, cavity export, coil pipe entry, coil pipe export on the shell, all be equipped with the battery valve on cavity entry and the coil pipe entry, the inner wall of MVR evaporimeter is equipped with alkali-resistant layer, the outside on alkali-resistant layer is equipped with the abrasionproof loss layer, the outer wall of MVR evaporimeter is equipped with the heat preservation.

Preferably, the filtering tank comprises a filtering tank body, one side of the filtering tank body is provided with an L-shaped fixing frame, the fixing frame is provided with a connecting clamp, the connecting clamp is connected with the filtering barrel, and the filtering barrel is arranged in the filtering tank body.

Preferably, the fixing frame comprises a vertical fixing rod, a horizontal fixing supporting rod is arranged on the fixing rod, and the fixing supporting rod can slide on the fixing rod.

Preferably, the fixing support rod is provided with a stirring shaft extending into the filter barrel, and the stirring shaft is provided with a stirring paddle.

Preferably, the bottom of the salt pond body is conical, a sludge collecting pit is arranged in the middle of the bottom of the salt pond body, and a sewage draining outlet is formed in the bottom of the sludge collecting pit.

Has the advantages that: by providing an alkali pool, cyanuric acid in the wastewater can be completely converted into soluble cyanurate by adding soluble alkali such as sodium hydroxide; by providing a salt bath, soluble cyanurate can be converted to insoluble cyanurate by adding a metal salt, such as silver nitrate or ferric chloride, to the salt bath; filtering and recovering insoluble cyanurate through a filtering tank; the filtrate is subjected to impurity removal through an MVR evaporator, a decoloring device and an adsorption device; the device has the advantages of simple structure, reasonable design and capability of efficiently and stably treating the wastewater generated in the trichloroisocyanuric acid production process.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic view of the salt pond structure of the present application;

FIG. 3 is a schematic view of the structure of a filtration tank of the present application;

in the figure, 1, an alkali pool, 2, a salt pool, 3, a filter pool, 4, a reaction pool, 5, an MVR evaporator, 6, a decoloring device, 7, an adsorption device, 8, a shell, 9, a coil, 10, a cavity inlet, 11, a cavity outlet, 12, a coil inlet, 13, a coil outlet, 14, a filter pool body, 15, a connecting clamp, 16, a filter barrel, 17, a fixing rod, 18, a fixing support rod, 19, a stirring shaft, 20 and a stirring paddle.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.

Example 1

The utility model provides a MVR effluent treatment plant, includes alkali pond 1, salt pond 2, filtering ponds 3, reaction tank 4, MVR evaporimeter 5, discoloring device 6 and adsorption equipment 7 that connect gradually through the pipeline, the salt pond includes salt pond body, the outside of salt pond body is equipped with shell 8, be equipped with in the cavity between the inner wall of shell and salt pond body around the coil pipe 9 that the salt pond spirals, be equipped with cavity entry 10, cavity export 11, coil pipe entry 12, coil pipe export 13 on the shell, all be equipped with the battery valve on cavity entry and the coil pipe entry, the inner wall of MVR evaporimeter is equipped with alkali-resistant layer, the outside on alkali-resistant layer is equipped with the abrasionproof and decreases the layer, the outer wall of MVR evaporimeter is equipped with the heat preservation.

When the metal salt is added into the salt pool, hot fluid can be added into the cavity through the cavity inlet, so that the heating effect is achieved, and the dissolution of the metal salt is accelerated; soluble cyanurate is converted into insoluble cyanurate, and cold fluid is introduced into the coil pipe to reduce the temperature and accelerate the separation of insoluble cyanurate.

Example 2

On the basis of embodiment 1, the filtering ponds include filtering ponds body 14, one side of filtering ponds body is equipped with the mount of L type, be equipped with connecting clip 15 on the mount, connecting clip 15 is connected with filter vat 16, the filter vat is located in the filtering ponds body.

Example 3

On the basis of embodiment 2, the fixing frame comprises a vertical fixing rod 17, on which a horizontal fixing strut 18 is arranged, which can slide on the fixing rod. The supernatant of the salt pond is input into a filter vat in the filter vat to be filtered, when the sediment in the filter vat is accumulated to a certain amount, the fixed supporting rod drives the connecting clamp and the filter vat to rise, and the sediment in the filter vat is cleared away to continue to be filtered.

Example 4

On the basis of embodiment 3, a stirring shaft 19 extending into the filter barrel is arranged on the fixed supporting rod, and a stirring paddle 20 is arranged on the stirring shaft.

Example 5

On the basis of embodiment 4, the bottom of salt pond body is the toper, be equipped with the mud collection hole in the middle of the salt pond body bottom, mud collection hole bottom is equipped with the drain.

The above description is only exemplary of the present application and should not be construed as limiting the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a MVR effluent treatment plant, its characterized in that includes alkali pond, salt pond, filtering ponds, reaction tank, MVR evaporimeter, discoloring device and the adsorption equipment who connects gradually through the pipeline, the salt pond includes the salt pond body, the outside of salt pond body is equipped with the shell, be equipped with the coil pipe that spirals around the salt pond in the cavity between the inner wall of shell and salt pond body, be equipped with cavity entry, cavity export, coil pipe entry, coil pipe export on the shell, all be equipped with the battery valve on cavity entry and the coil pipe entry, the inner wall of MVR evaporimeter is equipped with alkali-resistant layer, the outside on alkali-resistant layer is equipped with the abrasionproof and decreases the layer, the outer wall of MVR evaporimeter is equipped with the heat preservation.

2. The MVR wastewater treatment device according to claim 1, wherein the filtration tank comprises a filtration tank body, one side of the filtration tank body is provided with an L-shaped fixing frame, the fixing frame is provided with a connecting clamp, the connecting clamp is connected with the filtration barrel, and the filtration barrel is arranged in the filtration tank body.

3. The MVR wastewater treatment plant of claim 2, wherein the fixed frame comprises vertical fixed bars, and the fixed bars are provided with horizontal fixed bars, and the fixed bars can slide on the fixed bars.

4. The MVR wastewater treatment device according to claim 3, wherein a stirring shaft extending into the filtering barrel is arranged on the fixing support rod, and a stirring paddle is arranged on the stirring shaft.

5. The MVR wastewater treatment device according to claim 1, wherein the bottom of the salt pond body is conical, a sludge collection pit is arranged in the middle of the bottom of the salt pond body, and a sewage outlet is formed in the bottom of the sludge collection pit.