CN213060207U

CN213060207U - Multilayer sodium sulfide impurity removal device

Info

Publication number: CN213060207U
Application number: CN202021073832.3U
Authority: CN
Inventors: 许园园; 唐雁; 吴神发; 徐炎; 杨宏
Original assignee: Tongling Tongguan Shenhong Chemical Co ltd
Current assignee: Tongling Tongguan Environmental Protection Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-04-27
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a sodium sulfide multilayer edulcoration device, including outer edulcoration jar, the inner chamber intermediate distance of outer edulcoration jar is equipped with interior filter tank, and the interval chamber between outer edulcoration jar and the interior filter tank encloses into album liquid chamber, fixed mounting is equipped with the feed liquor pipe respectively on the upper and lower jar wall of outer edulcoration jar, the fluid-discharge tube, the feed liquor pipe, the fluid-discharge tube respectively with interior filter tank between be linked together the setting, from last to crisscross a plurality of slope filters that are provided with down in the cavity of interior filter tank, set up the filtrate mouth with the corresponding setting in bottom of slope filter on the lateral wall of interior filter tank, fixed inserting is established on the bottom right side wall of outer edulcoration jar and is installed circulation feed liquor pipe, the entrance point of circulation feed liquor pipe fixed connection circulating pump, the one end of the export fixed connection circulation drain pipe of circulating pump, the. By adopting the technical scheme, the device is simple in structure, convenient to assemble and install, efficient in filtering and impurity removing, and convenient to operate and apply.

Description

Multilayer sodium sulfide impurity removal device

Technical Field

The utility model relates to a technical field of sodium sulfide production especially relates to a sodium sulfide multilayer edulcoration device.

Background

Sodium sulfide is also called as sodium odorate, sodium xanthate and sodium sulfide, the sodium sulfide is an inorganic compound, and the pure sodium sulfide is colorless crystalline powder. Because the formation rate of sodium thiosulfate is fast, the main product of oxidation is sodium thiosulfate. Sodium sulfide is deliquesced in the air and carbonated to deteriorate, continuously releasing hydrogen sulfide gas. The industrial sodium sulfide contains impurities, and the color of the industrial sodium sulfide is pink, brownish red and earthy yellow. The specific gravity, melting point and boiling point also vary depending on the influence of impurities.

In the process of a sodium sulfide production process, the existing hot-dissolved sodium sulfide solution usually contains a large amount of impurities such as carbon slag and active carbon, and the sodium sulfide is corrosive, so that the impurities are usually removed only by a precipitation mode, the precipitation can only remove a part of impurities with large particles, the impurity removal effect is poor, the precipitation impurity removal time is long, and the treatment efficiency is low, so that a sodium sulfide multilayer impurity removal device is designed.

SUMMERY OF THE UTILITY MODEL

For solving the defect of prior art scheme, the utility model discloses a sodium sulfide multilayer edulcoration device.

The utility model discloses a multilayer sodium sulfide impurity removing device, which comprises an outer impurity removing tank and an inner filtering tank, wherein the inner filtering tank is arranged in the middle of the inner cavity of the outer impurity removing tank, and a liquid collecting cavity is enclosed by a space cavity between the outer impurity removing tank and the inner filtering tank, a liquid inlet pipe and a liquid outlet pipe are respectively and fixedly arranged on the upper tank wall and the lower tank wall of the outer impurity removing tank, the liquid inlet pipe and the liquid outlet pipe are respectively communicated with the inner filtering tank, a plurality of inclined filtering plates are arranged in the cavity of the inner filtering tank from top to bottom in a staggered manner, the side wall of the inner filtering tank is provided with a filtrate port which is arranged corresponding to the bottom end of the inclined filtering plate, a circulating liquid inlet pipe is fixedly inserted and installed on the right side wall of the bottom of the outer impurity removing tank, the circulating liquid inlet pipe is fixedly connected with the inlet end of a circulating pump, the outlet end of the circulating pump is fixedly connected with one end of a circulating liquid outlet pipe, and the other end of the circulating liquid outlet pipe is connected to a liquid inlet pipe.

Preferably, the liquid collection cavity is fixedly inserted and provided with an aeration pipe at a position close to the pipe orifice end of the circulating liquid inlet pipe, and a plurality of aeration holes are uniformly distributed on the pipe wall of the aeration pipe.

Preferably, the aeration pipe runs through the outer impurity removing tank and extends outwards, and the outwards extending end of the aeration pipe is connected to the aeration pump.

Preferably, the liquid inlet pipe and the liquid outlet pipe are respectively provided with a first gate valve and a second gate valve.

Preferably, a filter screen is installed at the end of the pipe orifice of the circulating liquid inlet pipe inserted into the liquid collecting cavity.

Preferably, a gate valve III is arranged on the circulating liquid outlet pipe.

Preferably, a slag pulp pipe is fixedly inserted and installed on the left side wall of the bottom of the outer impurity removing tank, and a gate valve IV is installed on the slag pulp pipe.

The beneficial effects are that:

1. its simple structure, assembly simple to operate carries out filtration treatment from last to a plurality of slope filters of crisscross setting down through the internal filtration jar, and the slope filter through a plurality of layering settings filters the edulcoration thoroughly, and filters the edulcoration high-efficient, obtains the less mixed feed liquid that contains impurity concentration.

2. And the large granule impurity feed liquid that leaves through the slope filter is accomodate to collection liquid intracavity through filtrating mouthful landing, is convenient for take out through the circulating pump and send to the feed liquor pipe and carry out the circulating filtration processing for constantly accomodate large granule impurity sediment thick liquid in the collection liquid intracavity, not only the edulcoration is effectual, and operation application is convenient.

Drawings

Fig. 1 is a schematic structural diagram of the sodium sulfide multilayer impurity removing device of the present invention.

Wherein: 1-an external impurity removal tank; 2-inner filtering tank, 20-filtrate port; 3-liquid collecting cavity; 4-a liquid inlet pipe; 5-inclined filter plate; 6-circulating a liquid inlet pipe; 7-a circulating pump; 8-circulating the liquid outlet pipe; 9-an aerator pipe; 10-aeration holes; 11-an aeration pump; 12-a drain pipe; 13-a first gate valve; 14-a gate valve II; 15-a filter screen; 16-gate valve III; 17-slurry pipe; and 18-gate valve IV.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in figure 1, the utility model discloses a multilayer sodium sulfide impurity removing device, which comprises an outer impurity removing tank 1 and an inner filtering tank 2, wherein the inner filtering tank 2 is arranged in the middle of the inner cavity of the outer impurity removing tank 1, a liquid collecting cavity 3 is enclosed by the space between the outer impurity removing tank 1 and the inner filtering tank 2, a liquid inlet pipe 4 and a liquid outlet pipe 12 are respectively and fixedly arranged on the upper tank wall and the lower tank wall of the outer impurity removing tank 1, the liquid inlet pipe 4 and the liquid outlet pipe 12 are respectively communicated with the inner filtering tank 2, a plurality of inclined filtering plates 5 are staggered from top to bottom in the cavity of the inner filtering tank 2, a filtrate port 20 corresponding to the bottom ends of the inclined filtering plates 5 is arranged on the side wall of the inner filtering tank 2, a circulating liquid inlet pipe 6 is fixedly inserted and arranged on the right side wall of the bottom of the outer impurity removing tank 1, the circulating liquid inlet pipe 6 is fixedly connected with a circulating pump 7, the outlet end of the circulating pump 7 is fixedly connected with one end of a circulating liquid outlet pipe 8, and the other end of the circulating liquid outlet pipe 8 is connected to the liquid inlet pipe 4.

The liquid collecting cavity 3 is internally provided with an aeration pipe 9 which is fixedly inserted and installed at the position close to the pipe orifice end of the circulating liquid inlet pipe 6, a plurality of aeration holes 10 are uniformly distributed on the pipe wall of the aeration pipe 9, the aeration pipe 9 penetrates through the outer impurity removing tank 1 and extends outwards, the outer extending end of the aeration pipe 9 is connected to an aeration pump 11, and the aeration pump 11 is convenient to aerate the material liquid in the liquid collecting cavity 3 through the aeration pipe 9 and the aeration holes 10, so that the large-particle impurity mixed material liquid floats, and the sediment of the large-particle impurity mixed material liquid is prevented from being blocked at the position of the pipe orifice end of the circulating liquid inlet pipe 6.

And the liquid inlet pipe 4 and the liquid discharge pipe 12 are respectively provided with a first gate valve 13 and a second gate valve 14, so that the opening or closing of the liquid inlet pipe 4 and the liquid discharge pipe 12 can be conveniently controlled through the first gate valve 13 and the second gate valve 14.

Circulation feed liquor pipe 6 inserts the nose end installation of establishing into album liquid chamber 3 and is equipped with filter screen 15, and filter screen 15 that sets up plays the effect that the filtration blockked large granule impurity, avoids large granule impurity to get into in the circulating pump 11.

And a gate valve III 16 is arranged on the circulating liquid outlet pipe 8, so that the opening or closing of the circulating liquid outlet pipe 8 is controlled through the gate valve III 16.

The slag slurry pipe 17 is fixedly inserted and installed on the left side wall of the bottom of the outer impurity removing tank 1, the gate valve four 18 is installed on the slag slurry pipe 17, and the set slag slurry pipe 17 is convenient for precipitating and discharging the solution containing the impurities after standing.

The utility model is implemented as follows: during the use, carry into hot melt mixed feed liquid in the interior filter tank 2 through feed liquor pipe 4, the mixed feed liquid is in the whereabouts in proper order through from last to crisscross a plurality of slope filters 5 that are provided with down and carry out filtration treatment, the slope filter 5 through a plurality of layering settings filters the edulcoration thoroughly, and it is high-efficient to filter the edulcoration, it discharges from fluid-discharge tube 12 to obtain the less mixed feed liquid that contains impurity concentration, and the feed liquid that contains large granule impurity under the slope filter 5 filtration passes through filtrate mouth 20 landing to liquid collecting cavity 3 in, through opening circulating pump 7, pump out the landing feed liquid and carry to feed liquor pipe 4 in from liquid collecting cavity 3, can circulate and carry out filtration treatment, thereby make constantly accomodate large granule impurity sediment thick liquid in liquid collecting cavity 3, after filtering the edulcoration and accomplishing, through the processing of stewing, be convenient for arrange outside through sediment thick liquid pipe. By adopting the technical scheme, the structure is simple, the assembly and the installation are convenient, the filtering treatment is carried out through the plurality of inclined filtering plates which are arranged in the inner filtering tank in a staggered manner from top to bottom, the filtering and impurity removal are thorough through the plurality of inclined filtering plates which are arranged in a layered manner, the filtering and impurity removal are efficient, and the mixed feed liquid with small impurity concentration is obtained; and the large granule impurity feed liquid that leaves through the slope filter is accomodate to collection liquid intracavity through filtrating mouthful landing, is convenient for take out through the circulating pump and send to the feed liquor pipe and carry out the circulating filtration processing for constantly accomodate large granule impurity sediment thick liquid in the collection liquid intracavity, not only the edulcoration is effectual, and operation application is convenient.

Finally, it should be noted that: the above embodiments are only used for illustrating the present invention and do not limit the technical solution described in the present invention; thus, while the present invention has been described in detail with reference to the various embodiments thereof, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and within the scope and spirit of the following claims.

Claims

1. A multilayer sodium sulfide impurity removal device comprises an outer impurity removal tank (1) and an inner filter tank (2), and is characterized in that the inner filter tank (2) is arranged in the inner cavity of the outer impurity removal tank (1) at intervals, a liquid collection cavity (3) is formed by enclosing the space between the outer impurity removal tank (1) and the inner filter tank (2), liquid inlet pipes (4) and liquid discharge pipes (12) are respectively and fixedly arranged on the upper tank wall and the lower tank wall of the outer impurity removal tank (1), the liquid inlet pipes (4) and the liquid discharge pipes (12) are respectively communicated with the inner filter tank (2), a plurality of inclined filter plates (5) are staggered in the cavity of the inner filter tank (2) from top to bottom, a liquid filtering port (20) corresponding to the bottom ends of the inclined filter plates (5) is formed in the side wall of the inner filter tank (2), a circulating pipe (6) is fixedly inserted and arranged on the right side wall of the bottom of the outer impurity removal tank (1), circulation feed liquor pipe (6) fixed connection circulating pump (7) entrance point, the one end of the exit end fixed connection circulation drain pipe (8) of circulating pump (7), the other end of circulation drain pipe (8) is connected to feed liquor pipe (4).

2. The multilayer sodium sulfide impurity removal device according to claim 1, characterized in that: and aeration pipes (9) are fixedly inserted and installed at the pipe orifice ends of the liquid collecting cavity (3) and the circulating liquid inlet pipe (6), and a plurality of aeration holes (10) are uniformly distributed on the pipe walls of the aeration pipes (9).

3. The multilayer sodium sulfide impurity removal device according to claim 2, characterized in that: aeration pipe (9) run through outer edulcoration jar (1) and outwards stretch out, just aeration pipe (9) outwards stretch out the end and be connected to aeration pump (11).

4. The multilayer sodium sulfide impurity removal device according to claim 1, characterized in that: and a first gate valve (13) and a second gate valve (14) are respectively arranged on the liquid inlet pipe (4) and the liquid discharge pipe (12).

5. The multilayer sodium sulfide impurity removal device according to claim 1, characterized in that: the circulating liquid inlet pipe (6) is inserted into the pipe orifice end of the liquid collecting cavity (3) and is provided with a filter screen (15).

6. The multilayer sodium sulfide impurity removal device according to claim 1, characterized in that: and a gate valve III (16) is arranged on the circulating liquid outlet pipe (8).

7. The multilayer sodium sulfide impurity removal device according to claim 1, characterized in that: the slag slurry pipe (17) is fixedly inserted and installed on the left side wall of the bottom of the outer impurity removing tank (1), and a gate valve IV (18) is installed on the slag slurry pipe (17).