CN217350816U

CN217350816U - Waste water treatment device for preparing rubber accelerator

Info

Publication number: CN217350816U
Application number: CN202221609724.2U
Authority: CN
Inventors: 胡利峰
Original assignee: Wuhan Jinghe Chemical Qianjiang Co ltd
Current assignee: Wuhan Jinghe Chemical Qianjiang Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-09-02
Anticipated expiration: 2032-06-23

Abstract

The utility model belongs to the technical field of waste water treatment, especially, relate to a waste water treatment device is used in rubber accelerator preparation. The waste water treatment device is characterized in that a heat conduction diaphragm plate with an L-shaped structure at one end is arranged at the upper end of the waste water treatment tank, a water storage tank is formed by the heat conduction diaphragm plate and the inner wall of the top end of the waste water treatment tank, a liquid falling port is formed in the outer side of the lower end of the water storage tank, a barrier plate is arranged on the inner side of the lower end of the liquid falling port, a flow limiting plate is movably connected to the outer side of the lower end of the liquid falling port through a rotating shaft, a plurality of layers of hollow evaporation discs and leakage evaporation discs are alternately arranged in the waste water treatment tank, a plurality of steam dredging pipes are fixed on the hollow evaporation discs and the leakage evaporation discs, and the upper steam dredging pipes and the lower steam dredging pipes are kept in the same axial direction. The evaporation trays distributed layer by layer are adopted to carry out evaporation concentration on the high-salinity wastewater, so that the phenomenon that the evaporator is blocked by separated crystal salt is avoided; in addition, the steam channel which is communicated up and down is adopted to improve the steam dredging efficiency and preheat the top water storage tank.

Description

Waste water treatment device for preparing rubber accelerator

Technical Field

The utility model belongs to the technical field of waste water treatment, especially, relate to a waste water treatment device is used in rubber accelerator preparation.

Background

The rubber accelerator CBS wastewater has high salinity, high COD concentration, color and smell, contains various heterocyclic organic matters, is difficult to degrade, and belongs to high-concentration organic wastewater which is difficult to degrade. Because the wastewater of the rubber accelerator CBS contains sodium chloride with strong corrosiveness, desalting pretreatment is often needed. The evaporation concentration method is one of the commonly used desalination pretreatment methods, and after the rubber accelerator CBS wastewater is subjected to evaporation concentration treatment, the COD concentration is remarkably reduced, and the chroma can be reduced to 0, which indicates that the evaporation concentration method is an effective pretreatment method for treating the rubber accelerator CBS wastewater.

However, in the process of evaporation and concentration of the high-salinity rubber accelerator wastewater, partial salt crystals are separated out along with the deepening of the evaporation and concentration, so that gaps of a traditional evaporation piece are blocked; effecting further evaporative concentration.

SUMMERY OF THE UTILITY MODEL

Aiming at solving the problems of the defects and the shortcomings of the prior art; the utility model aims to provide a wastewater treatment device for preparing rubber accelerator, which has simple structure, reasonable design and convenient use, and adopts evaporation trays distributed layer by layer to evaporate and concentrate high-salinity wastewater, thereby avoiding separating out crystal salt to block an evaporator; in addition, the steam channel which is communicated up and down is adopted to improve the steam dredging efficiency and preheat the top water storage tank.

In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises a wastewater treatment tank, a heat-conducting diaphragm plate, an evaporation channel, a water storage tank, a liquid falling port, a baffle plate, a flow limiting plate, a telescopic operating rod, a telescopic driver, a hollow evaporation tray, an external leakage evaporation tray, a vapor dredging pipe and a reflux circulating pump; the upper end of the wastewater treatment tank is provided with a heat conduction diaphragm plate with an L-shaped structure, the heat conduction diaphragm plate and the inner wall of the top end of the wastewater treatment tank form a water storage tank, and an evaporation channel is arranged in the middle of the water storage tank; the outer side of the lower end of the water storage tank is provided with a liquid falling port, the inner side of the lower end of the liquid falling port is provided with a barrier plate, the outer side of the lower end of the liquid falling port is movably connected with a flow limiting plate through a rotating shaft, the flow limiting plate is adjusted through a telescopic control rod penetrating through the inside of a wastewater treatment tank, a telescopic driver on the outer side of the telescopic control rod is connected with the flow limiting plate, a plurality of layers of hollow evaporation trays and leakage evaporation trays are alternately arranged in the wastewater treatment tank, a plurality of steam dredging pipes are fixed on the hollow evaporation trays and the leakage evaporation trays, and the upper steam dredging pipes and the lower steam dredging pipes are kept in the same axial direction.

Preferably, the hollow evaporation pan is provided with a hollow hole groove in the middle, and a heating coil is embedded in the hollow evaporation pan.

Preferably, a circle of overflow grooves are arranged on the outer side of the leakage evaporation tray, a central heating coil is arranged in the middle of the leakage evaporation tray, a heating coil is arranged on the outer ring of the leakage evaporation tray, and the central heating coil corresponds to the hollow hole groove.

Preferably, the steam dredging pipe consists of a circular ring seat and a conical pipe, and the circular arc chamfered edge at the lower end of the conical pipe is welded on the circular ring seat.

Preferably, one side of the lower end of the wastewater treatment tank is connected with the water storage tank through a return circulating pump matched with a conveying conduit.

After the structure is adopted, the utility model discloses beneficial effect does:

firstly, evaporating and concentrating high-salinity wastewater by adopting evaporating trays distributed layer by layer to enable concentrated and separated crystal salt particles to be adsorbed on the evaporating trays, and gathering the crystal salt particles at the bottom of a wastewater treatment tank in cooperation with subsequent scouring of the wastewater;

and secondly, the steam dredging efficiency is improved by adopting a vertically through steam channel, and the top water storage tank is preheated.

Drawings

To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be described in detail with reference to the following specific embodiments and the accompanying drawings.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the hollow evaporation pan 10 of the present invention;

fig. 3 is a schematic structural view of the external leakage evaporation pan 11 of the present invention;

FIG. 4 is a schematic structural view of the vapor dredging pipe 12 of the present invention;

description of reference numerals: the device comprises a wastewater treatment tank 1, a heat conduction diaphragm plate 2, an evaporation channel 3, a water storage tank 4, a liquid falling port 5, a blocking plate 6, a flow limiting plate 7, a telescopic control rod 8, a telescopic driver 9, a hollow evaporation disc 10, an external leakage evaporation disc 11, a steam dredging pipe 12, a reflux circulating pump 13, a conveying pipe 14, a hollow hole groove 15, a heating coil 16, an overflow groove 17 and a centralized heating coil 18.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

Referring to fig. 1 to 4, the following technical solutions are adopted in the present embodiment: the device comprises a wastewater treatment tank 1, a heat-conducting diaphragm plate 2, an evaporation channel 3, a water storage tank 4, a liquid falling port 5, a barrier plate 6, a flow limiting plate 7, a telescopic control rod 8, a telescopic driver 9, a hollow evaporation disc 10, an external leakage evaporation disc 11, a vapor dredging pipe 12 and a reflux circulating pump 13; the upper end of the wastewater treatment tank 1 is provided with a heat conduction diaphragm plate 2 with an L-shaped structure at one end, the heat conduction diaphragm plate 2 and the inner wall of the top end of the wastewater treatment tank 1 form a water storage tank 4, and an evaporation channel 3 is arranged in the middle of the water storage tank 4; the outer side of the lower end of the water storage tank 4 is provided with a liquid falling port 5, the inner side of the lower end of the liquid falling port 5 is provided with a barrier plate 6, the outer side of the lower end of the liquid falling port 5 is movably connected with a flow limiting plate 7 through a rotating shaft, the flow limiting plate 7 is adjusted through a telescopic control rod 8 penetrating through the inside of the wastewater treatment tank 1, a telescopic driver 9 on the outer side of the telescopic control rod 8 is connected with the flow limiting plate, a plurality of layers of hollow evaporation trays 10 and a plurality of layers of leakage evaporation trays 11 are alternately arranged in the wastewater treatment tank 1, a plurality of steam dredging pipes 12 are fixed on the hollow evaporation trays 10 and the leakage evaporation trays 11, and the upper steam dredging pipes 12 and the lower steam dredging pipes 12 are kept in the same axial direction.

Further, the hollow evaporation pan 10 and the external leakage evaporation pan 11 are made of high heat conduction materials, and copper is the most preferable; a hollow hole groove 15 is arranged in the middle of the hollow evaporation disk 10, and a heating coil 16 is embedded in the hollow evaporation disk 10; a circle of overflow grooves 17 are arranged on the outer side of the external-leakage evaporation tray 11, a centralized heating coil 18 is arranged in the middle of the external-leakage evaporation tray 11, a heating coil 16 is arranged on the outer ring of the external-leakage evaporation tray 11, and the centralized heating coil 18 is corresponding to the hollow hole grooves 15; the heating coil 16 and the centralized heating coil 18 are hollow steam delivery pipes; used for conveying high-temperature steam for heating.

Further, the vapor dredging pipe 12 is composed of a circular ring seat 122 and a conical pipe 121, and the lower end circular arc chamfered edge of the conical pipe 121 is welded on the circular ring seat 122. The upper and lower steam dredging pipes 12 are kept in the same axial direction, so that steam can be rapidly conveyed upwards, and the evaporation gas is lifted to the uppermost end to be contacted with the water storage tank 4 for preheating; recovering heat of the evaporated gas; and the water storage tank 4 adopts a heat-conducting thin plate structure on the tank wall.

Furthermore, one side of the lower end of the wastewater treatment tank 1 is connected with the water storage tank 4 through a reflux circulating pump 13 matched with a conveying conduit 14. The water inlet position of the reflux circulation pump 13 is arranged at the upper half part of the sedimentation tank and used for recovering the liquid of the upper half part.

The working principle of the specific embodiment is as follows: the rubber accelerator wastewater is conveyed to the inside of the water storage tank 4 through a conveying device and is slowly released through a plurality of liquid dropping ports 5 on the outer side of the bottom; the liquid dropping port 5 can drive the telescopic control rod 8 to stretch and retract through the telescopic driver 9 so as to prop the flow limiting plate 7, so that the opening between the flow limiting plate 7 and the blocking plate 6 is adjusted to control water flow; the wastewater flows along the outer edge of the hollow evaporation pan 10 to the hollow hole groove 15 in the middle; in the process, the heating coil 16 heats the hollow evaporation pan 10 to warm the liquid; and flows to the middle of the external leakage evaporation disc 11 from the hollow hole groove 15, flows outwards from the middle, and is heated for the second time by the centralized heating coil 18; the wastewater flows layer by layer from top to bottom and is continuously heated until the wastewater is evaporated; the evaporated gas rises upwards quickly along the steam dredging pipe 12 and is discharged outside through the evaporation channel 3, and the water tank 4 is preheated by heat exchange; a part of crystal salt particles precipitated from the wastewater in the evaporation process of the hollow evaporation pan 10 and the external leakage evaporation pan 11 fall into the bottom of the wastewater treatment tank 1 along with the flowing liquid; and carrying out further treatment.

The utility model discloses beneficial effect does: evaporating and concentrating high-salinity wastewater by adopting evaporating trays distributed layer by layer, so that concentrated and separated crystal salt particles are adsorbed on the evaporating trays and are gathered at the bottom of a wastewater treatment tank in cooperation with subsequent scouring of the wastewater; in addition, the steam channel which is communicated up and down is adopted to improve the steam dredging efficiency and preheat the top water storage tank.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A waste water treatment device is used in rubber accelerator preparation which characterized in that: the device comprises a wastewater treatment tank (1), a heat-conducting diaphragm plate (2), an evaporation channel (3), a water storage tank (4), a liquid falling port (5), a baffle plate (6), a flow limiting plate (7), a telescopic control rod (8), a telescopic driver (9), a hollow evaporation disc (10), an external leakage evaporation disc (11), a vapor dredging pipe (12) and a reflux circulating pump (13); the upper end of the wastewater treatment tank (1) is provided with a heat conduction diaphragm plate (2) with an L-shaped structure, the heat conduction diaphragm plate (2) and the inner wall of the top end of the wastewater treatment tank (1) form a water storage tank (4), and an evaporation channel (3) is arranged in the middle of the water storage tank (4); the device comprises a water storage tank (4), a liquid falling port (5) is arranged on the outer side of the lower end of the water storage tank (4), a blocking plate (6) is arranged on the inner side of the lower end of the liquid falling port (5), a flow limiting plate (7) is movably connected to the outer side of the lower end of the liquid falling port (5) through a rotating shaft, the flow limiting plate (7) is adjusted through a telescopic control rod (8) penetrating through the inside of a wastewater treatment tank (1), a telescopic driver (9) on the outer side of the telescopic control rod (8) is connected with the flow limiting plate, a plurality of layers of hollow evaporation discs (10) and a plurality of layers of leakage evaporation discs (11) are alternately arranged in the wastewater treatment tank (1), a plurality of steam dredging pipes (12) are fixed on the hollow evaporation discs (10) and the leakage evaporation discs (11), and the upper steam dredging pipes and the lower steam dredging pipes (12) are kept in the same axial direction.

2. The wastewater treatment apparatus for rubber accelerator production according to claim 1, wherein: the middle of the hollow evaporation disc (10) is provided with a hollow hole groove (15), and a heating coil (16) is embedded in the hollow evaporation disc (10).

3. The wastewater treatment apparatus for rubber accelerator production according to claim 1, wherein: a circle of overflow grooves (17) are arranged on the outer side of the external-leakage evaporation tray (11), a concentrated heating coil (18) is arranged in the middle of the external-leakage evaporation tray (11), a heating coil (16) is arranged on the outer ring of the external-leakage evaporation tray (11), and the concentrated heating coil (18) is corresponding to the hollow hole groove (15).

4. The wastewater treatment apparatus for rubber accelerator production according to claim 1, wherein: the steam dredging pipe (12) consists of a circular ring seat (122) and a conical pipe (121), and the lower end circular arc chamfered edge of the conical pipe (121) is welded on the circular ring seat (122).

5. The wastewater treatment apparatus for rubber accelerator production according to claim 1, wherein: one side of the lower end of the wastewater treatment tank (1) is connected with the water storage tank (4) through a reflux circulating pump (13) in cooperation with a conveying conduit (14).