CN209771439U

CN209771439U - Novel ammonia-soda process soda production waste liquid sand separating equipment

Info

Publication number: CN209771439U
Application number: CN201920293767.6U
Authority: CN
Inventors: 刘志鹤; 雷宏; 李维萍; 姜岱坤
Original assignee: Qingdao Haiwan Chemical Engineering Design & Research Institute Ltd
Current assignee: Qingdao Haiwan Chemical Engineering Design & Research Institute Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2019-12-13
Anticipated expiration: 2029-03-08

Abstract

The utility model discloses a novel sand equipment is divided to ammonia-soda process soda production waste liquid, divide sand ware, spiral to divide sand ware and retrieve spiral sand ware including the suspension, the suspension divides the inlet and the waste liquid pipe intercommunication of sand ware, the suspension divides the clarification liquid mouth of sand ware to pass through catheter and clarification bucket chute intercommunication, the spiral divides the liquid outlet that sand ware is located suspension sand ware below, spiral divides sand ware feed inlet and the liquid outlet intercommunication of suspension sand ware below, suspension sand ware and spiral sand ware are provided with the multiunit, spiral sand ware bottom is provided with the sand grain conveyer belt, the utility model relates to an ammonia-soda process soda production technical field. According to the novel ammonia-soda process soda production waste liquid sand separation equipment, after the spiral sand separation machine is additionally arranged, sand grains with the grain size larger than 0.4mm in bottom flow liquid of the suspension sand separation machine are separated out by the spiral sand separation machine, after sand separation, the replacement period of filter cloth of the filter press is prolonged, and the separated sand grains are used for making bricks after being washed, so that the solid waste discharge is reduced.

Description

Novel ammonia-soda process soda production waste liquid sand separating equipment

Technical Field

The utility model relates to the technical field of ammonia-soda process soda production, in particular to novel waste liquor sand separating equipment for ammonia-soda process soda production.

Background

Because the content of sand grains with the grain diameter larger than 0.4mm in the waste liquid underflow liquid is high, and the operation temperature is high (about 90 ℃), the filter cloth is easy to damage in the process of filter pressing by using the filter press, the replacement period of the filter cloth of the filter press is about 2-3 months according to the actual production condition, thereby causing great waste and increasing the overhaul workload.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a novel ammonia-soda process soda production waste liquid divides sand equipment has solved sand grain content and is higher, causes very big extravagant problem that has still increased maintenance work load simultaneously.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel ammonia-soda process soda production waste liquid sand separation device comprises a suspension sand separator, a spiral sand separator and a recovery spiral sand separator, wherein a liquid inlet of the suspension sand separator is communicated with a waste liquid pipe, a clarifying liquid port of the suspension sand separator is communicated with a clarifying barrel flow groove through a liquid guide pipe, the spiral sand separator is positioned at a liquid outlet below the suspension sand separator, a feed inlet of the spiral sand separator is communicated with a liquid outlet below the suspension sand separator, the suspension sand separator and the spiral sand separator are provided with a plurality of groups, a sand conveying belt is arranged at the bottom of the spiral sand separator, one end, away from the spiral sand separator, of the sand conveying belt is provided with a floor, one end, away from the spiral sand separator, of the sand conveying belt is connected with a feed inlet of the recovery spiral sand separator, the feed inlet of the recovery spiral sand separator is communicated with a tap water pipe, and trenches are arranged at the bottoms of the spiral sand separator and the recovery spiral sand separator, the one end that spiral sand separator and recovery spiral sand separator were kept away from to the trench is connected with the underground tank, the underground tank is provided with a plurality ofly, the inside clear liquid pump that is provided with of underground tank.

Preferably, the sand outlet at the bottom of the spiral sand separator is positioned above the sand conveying belt.

Preferably, the waste liquid port at the bottom of the spiral sand separator and the waste liquid port at the bottom of the recovery spiral sand separator are communicated with a trench.

Preferably, a forklift is arranged at a sand outlet at the bottom of the recovery spiral sand separator.

Preferably, the clear liquid pump is respectively communicated with a flow groove of the clarifying barrel and the spare pipeline ash removal tank.

Preferably, spiral divides inside being provided with of sand ware and circulates the sand pipe, the circulation divides sand pipe and suspension to divide sand ware intercommunication, it divides the inside circulation that is provided with of sand ware to retrieve the spiral, retrieve the circulation and divide the sand pipe and keep away from the one end export that retrieves spiral divides the sand ware and be located the floor top to divide the sand pipe.

(III) advantageous effects

the utility model provides a novel sand separating device for waste liquor in ammonia-soda process soda production. The method has the following beneficial effects:

according to the novel ammonia-soda process soda production waste liquid sand separation equipment, after the spiral sand separation machine and relevant process equipment are additionally arranged, about 95% of sand grains with the grain size larger than 0.4mm in the bottom flow liquid of the suspension sand separation machine are separated out by the spiral sand separation machine, after sand separation, the replacement period of filter cloth of the filter press is prolonged, the separated sand grains are used for making bricks after being washed, and the solid waste discharge amount is reduced.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of the recovery spiral sand separator of the present invention;

Fig. 3 is a schematic structural view of the underground tank recycling of the present invention.

In the figure: 1 suspension sand separator, 2 spiral sand separator, 3 recovery spiral sand separator, 4 sand conveyer belt, 5 floor, 6 trench, 7 underground groove, 8 liquid cleaning pump, 9 circulation sand separating pipe, 10 recovery circulation sand separating 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.

Referring to fig. 1-3, the present invention provides a technical solution: a novel ammonia-soda process soda production waste liquid sand separation device comprises a suspension sand separator 1, a spiral sand separator 2 and a recovery spiral sand separator 3, wherein a liquid inlet of the suspension sand separator 1 is communicated with a waste liquid pipe, a clarifying liquid port of the suspension sand separator 1 is communicated with a clarifying barrel flow groove through a liquid guide pipe, the spiral sand separator 2 is positioned at a liquid outlet below the suspension sand separator 1, a liquid inlet of the spiral sand separator 2 is communicated with a liquid outlet below the suspension sand separator 1, the suspension sand separator 1 and the spiral sand separator 2 are provided with a plurality of groups, a sand conveying belt 4 is arranged at the bottom of the spiral sand separator 2, one end of the sand conveying belt 4 far away from the spiral sand separator 2 is provided with a floor 5, one end of the sand conveying belt 4 far away from the spiral sand separator 2 is connected with a liquid inlet of the recovery spiral sand separator 3, a liquid inlet of the recovery spiral sand separator 3 is communicated with a tap water pipe, trenches 6 are arranged at the bottoms of the spiral sand separator 2 and the recovery, one end of the trench 6, which is far away from the spiral sand separator 2 and the recovery spiral sand separator 3, is connected with an underground tank 7, the underground tank 7 is provided with a plurality of sand separators, and a clear liquid pump 8 is arranged inside the underground tank 7.

The sand outlet at the bottom of the spiral sand separator 2 is positioned above the sand conveyer belt 4.

The waste liquid port at the bottom of the spiral sand separator 2 and the waste liquid port at the bottom of the recovery spiral sand separator 3 are communicated with a trench 6.

A forklift is arranged at a sand outlet at the bottom of the recovery spiral sand separator 3.

The clear liquid pump 8 is respectively communicated with a flow groove of the clarifying barrel and the spare pipeline ash removal tank.

Spiral divides 2 inside circulations that are provided with of sand ware to divide sand pipe 9, and circulation divides sand pipe 9 and suspension to divide sand ware 1 intercommunication, retrieves spiral and divides 3 inside circulations of sand ware to be provided with and divides sand pipe 10, retrieves circulation and divides sand pipe 10 to keep away from the one end export of retrieving spiral and dividing sand ware 3 to be located floor 5 top.

During the use, the waste liquid that ammonia-soda process soda production produced is carried to waste liquid suspension separator through the waste liquid pipeline: separating in a suspension sand separator 1, delivering supernatant to a clarifying barrel for clarification through a clarifying barrel chute, adding a spiral sand separator 2 at the bottom of the suspension sand separator 1, allowing underflow liquid (containing sand with the particle size larger than 0.4 mm) of the suspension sand separator 1 to enter the spiral sand separator 2 for secondary sand separation, fully settling sand with the settling velocity larger than 11.7m/h when one spiral sand separator is opened, fully settling sand with the settling velocity larger than 5.85m/h when two spiral sand separators are opened simultaneously, meeting the requirement of separating sand with the particle size larger than 0.4mm, determining the starting number of devices according to the solid content and the particle size of the overflow liquid of the spiral sand separator in actual production, allowing overflow liquid of the spiral sand separator 2 to flow to an underground groove 7 from a trench, conveying the overflow liquid to the clarifying barrel through a clear liquid pump 8 to be clarified together with the overflow liquid of the suspension sand separator 1, and separating out sand by the spiral sand separator 2 and a recovery spiral sand separator 3, washing to remove chlorine, and airing in an airing field to make takeaway bricks.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. the utility model provides a novel ammonia-soda process soda production waste liquid divides sand equipment, includes suspension sand separator (1), spiral sand separator (2) and retrieves spiral sand separator (3), its characterized in that: the liquid inlet of the suspension sand separator (1) is communicated with a waste liquid pipe, the clarifying liquid port of the suspension sand separator (1) is communicated with a clarifying barrel launder through a liquid guide pipe, the spiral sand separator (2) is positioned at the liquid outlet below the suspension sand separator (1), the feed inlet of the spiral sand separator (2) is communicated with the liquid outlet below the suspension sand separator (1), the suspension sand separator (1) and the spiral sand separator (2) are provided with a plurality of groups, the bottom of the spiral sand separator (2) is provided with a sand conveying belt (4), one end of the sand conveying belt (4) far away from the spiral sand separator (2) is provided with a floor (5), one end of the sand conveying belt (4) far away from the spiral sand separator (2) is connected with the feed inlet of the recovery spiral sand separator (3), the feed inlet of the recovery spiral sand separator (3) is communicated with a tap water pipe, the bottoms of the spiral sand separator (2) and the recovery spiral sand separator (3) are provided with a trench (6), one end of the trench (6), which is far away from the spiral sand separator (2) and the recovery spiral sand separator (3), is connected with an underground tank (7), the underground tank (7) is provided with a plurality of sand separators, and a clear liquid pump (8) is arranged inside the underground tank (7).

2. The novel ammonia-soda process soda production waste liquid sand separation equipment is characterized in that: the sand outlet at the bottom of the spiral sand separator (2) is positioned above the sand conveying belt (4).

3. The novel ammonia-soda process soda production waste liquid sand separation equipment is characterized in that: and a waste liquid port at the bottom of the spiral sand separator (2) and a waste liquid port at the bottom of the recovery spiral sand separator (3) are communicated with the trench (6).

4. The novel ammonia-soda process soda production waste liquid sand separation equipment is characterized in that: a forklift is arranged at a sand outlet at the bottom of the recovery spiral sand separator (3).

5. The novel ammonia-soda process soda production waste liquid sand separation equipment is characterized in that: and the clear liquid pump (8) is respectively communicated with a clarifying barrel flow groove and a spare pipeline ash removal tank.

6. The novel ammonia-soda process soda production waste liquid sand separation equipment is characterized in that: spiral divides sand ware (2) inside to be provided with the circulation and divides sand pipe (9), the circulation divides sand pipe (9) and suspension to divide sand ware (1) intercommunication, it divides sand ware (3) inside to be provided with the recovery circulation and divides sand pipe (10) to retrieve spiral, the recovery circulation divides sand pipe (10) to keep away from the one end export that retrieves spiral divides sand ware (3) to be located floor (5) top.