CN217264829U

CN217264829U - Surface adhesive starch recovery device

Info

Publication number: CN217264829U
Application number: CN202220554196.9U
Authority: CN
Inventors: 李文斌
Original assignee: 东莞理文造纸厂有限公司
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-08-23
Anticipated expiration: 2032-03-14

Abstract

The utility model belongs to the technical field of the surface sizing starch recovery technique and specifically relates to a surface sizing starch recovery unit, including gathering the sediment pit, the top of gathering the sediment pit is provided with the waste liquid pipe, and the exit end of waste liquid pipe extends to and gathers inside the sediment pit, and fixed mounting has a control valve on the waste liquid pipe, and the inside fixed mounting that gathers the sediment pit has two liquid level transmission, and two liquid level transmission's the equal signal connection of output has the water pump, and the exit end of two water pumps passes through the same flow tube that closes of pipe fixedly connected with, and fixed mounting has the third control valve on the flow tube that closes, and the stirring subassembly is installed to the exit end of flow tube that closes. The utility model discloses effectively reduce the production of sewage volume, reduce sewage treatment load. Along with the collection of surface glue starch liquid, COD in the waste water of drainging into reduces gradually, and the sewage treatment degree of difficulty is along with reducing, practices thrift the treatment cost.

Description

Surface adhesive starch recovery device

Technical Field

The utility model relates to a surface gum starch retrieves technical field, especially relates to a surface gum starch recovery unit.

Background

The surface sizing starch needs to be subjected to slag removal after being treated by a sand remover in the cooking process, and the flushing type intermittent slag removal mode has large clear water consumption and much waste of starch sizing materials. The accumulated estimation of the amount of the absolutely dry starch discharged into the trench from other links in the processes of dry powder unpacking and cooking by the circulating sieve on the front side and the back side reaches 260 KG. Not only waste is caused, but also COD of the wastewater treatment is increased, the concentration of starch discharged into a wastewater system is 0.026 per thousand calculated according to 10000 square of trench water amount every day, only starch liquid entering the wastewater increases the COD of the wastewater by 87mg/L, and the wastewater treatment load and the cost input loss are greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of the prior art that the surface adhesive starch is wasted, and providing a surface adhesive starch recovery device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a surface glue starch recovery unit, is including gathering the sediment pit, the top of gathering the sediment pit is provided with the waste liquid pipe, the exit end of waste liquid pipe extends to and gathers inside the sediment pit, fixed mounting has first control valve on the waste liquid pipe, the inside fixed mounting who gathers the sediment pit has two level transmission, two the equal signal connection of output of level transmission has the water pump, two the exit end of water pump passes through the same flow tube that closes of pipe fixedly connected with, fixed mounting has the third control valve on the flow tube that closes, the stirring subassembly is installed to the exit end that closes the flow tube.

Preferably, a white water control valve is fixedly mounted at an inlet end of the waste liquid conduit, and the white water control valve is used for controlling the flow rate of white water.

Preferably, the second control valves are fixedly mounted on the guide pipes at the outlet ends of the two water pumps so as to control the flow rate of the glue solution.

Preferably, the stirring assembly comprises a slag collecting barrel, a stirring motor and a stirring shaft; the stirring motor is fixedly installed at the top of the slag collecting barrel, and the stirring shaft is rotatably installed inside the slag collecting barrel and is fixedly connected with an output shaft of the stirring motor.

Preferably, the stirring assembly further comprises a glue tube and a fourth control valve; the glue tube is fixedly arranged at the bottom end of the slag collecting barrel, and the fourth control valve is fixedly arranged on the glue tube.

Preferably, the outlet end of the glue solution pipe is fixedly provided with a cam pump, the outlet end of the cam pump is fixedly connected with a three-way pipe through a conduit, the inlet end of the three-way pipe is fixedly provided with a white water adding pipe, and the outlet end of the three-way pipe is connected with a tailings pond through a conduit.

The utility model provides a pair of surface adhesive starch recovery unit, beneficial effect lies in: the whole process realizes zero emission of the surface adhesive starch tailings and reduces starch loss. The starch waste liquid discharged from all places is collected in a centralized manner, so that the condition that the starch waste liquid is originally discharged to a trench and flows away along with sewage is completely eradicated; meanwhile, the generation of sewage is reduced, and the sewage treatment load is reduced. Along with the collection of surface glue starch liquid, COD in the waste water of drainging into reduces gradually, and the sewage treatment degree of difficulty is along with reducing, practices thrift the treatment cost.

Drawings

Fig. 1 is a schematic structural view of a surface sizing starch recovery device provided by the present invention;

FIG. 2 is a schematic diagram of the internal structure of a slag collection pit of the surface sizing starch recovery device provided by the present invention;

fig. 3 is a schematic structural diagram of a stirring assembly of the surface adhesive starch recovery device provided by the utility model.

In the figure: the slag collecting pit comprises a slag collecting pit 1, a waste liquid guide pipe 2, a first control valve 3, a water pump 4, a second control valve 5, a liquid level transmission 6, a flow merging pipe 7, a third control valve 8, a stirring assembly 9, a slag collecting barrel 91, a stirring motor 92, a stirring shaft 93, a glue liquid pipe 94, a fourth control valve 95, a cam pump 10, a three-way pipe 11, a white water adding pipe 12 and a tailing pond 13.

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.

Referring to fig. 1-3, a surface adhesive starch recovery device comprises a residue collection pit 1, wherein a waste liquid guide pipe 2 is arranged at the top end of the residue collection pit 1, the outlet end of the waste liquid guide pipe 2 extends into the residue collection pit 1, a white water control valve is fixedly arranged at the inlet end of the waste liquid guide pipe 2 and is used for controlling the flow of white water; after the white water with temperature is led into the waste liquid guide pipe 2, the pipeline can be cleaned and the viscous glue solution of the pipeline can be diluted, so that the pipeline is prevented from being blocked.

A first control valve 3 is fixedly arranged on the waste liquid guide pipe 2, two liquid level transmissions 6 are fixedly arranged inside the slag collection pit 1, the output ends of the two liquid level transmissions 6 are respectively connected with a water pump 4 in a signal mode, and second control valves 5 are respectively fixedly arranged on guide pipes at the outlet ends of the two water pumps 4 so as to control the flow of glue solution; after the liquid level transmission 6 reaches a certain liquid level, the water pump 4 is started through the control system, and the glue solution collected by the slag collection pit 1 is pumped to the slag collection barrel 91; the outlet ends of the two water pumps 4 are fixedly connected with the same flow-converging pipe 7 through a guide pipe, and a third control valve 8 is fixedly arranged on the flow-converging pipe 7;

the outlet end of the confluence pipe 7 is provided with a stirring assembly 9, and the stirring assembly 9 comprises a slag collecting barrel 91, a stirring motor 92, a stirring shaft 93, a glue pipe 94 and a fourth control valve 95; the stirring motor 92 is fixedly arranged at the top of the slag collecting barrel 91, the stirring shaft 93 is rotatably arranged inside the slag collecting barrel 91 and is fixedly connected with an output shaft of the stirring motor 92, the glue solution pipe 94 is fixedly arranged at the bottom end of the slag collecting barrel 91, and the fourth control valve 95 is fixedly arranged on the glue solution pipe 94; the outlet end of the glue solution pipe 94 is fixedly provided with a cam pump 10, the outlet end of the cam pump 10 is fixedly connected with a three-way pipe 11 through a conduit, the inlet end of the three-way pipe 11 is fixedly provided with a white water adding pipe 12, and the outlet end of the three-way pipe 11 is connected with a tailings pond 13 through a conduit.

The working process is as follows: firstly, guiding tailings and surface adhesive waste liquid into the slag collecting pit 1 from the waste liquid guide pipe 2, and simultaneously guiding white water with temperature into the inlet end of the waste liquid guide pipe 2, wherein the white water can clean a pipeline and dilute viscous adhesive liquid of the pipeline so as to prevent the pipeline from being blocked;

after the liquid level in the slag collection pit 1 reaches a certain liquid level, the liquid level transmission 6 can detect liquid level data, meanwhile, the control system can start the water pump 4 to pump the collected glue solution into the slag collection barrel 91, and then start the stirring motor 92, so that the stirring shaft 93 rotates to stir and mix the tailings collected in the slag collection barrel 91 uniformly, and the blockage of a conveying pipeline and a pump opening due to caking is prevented;

finally, the cam pump 10 is started to pump the starch solution into the glue solution pipe 94, and meanwhile, the white water is added into the white water adding pipe 12 to flush the pump port of the cam pump 10, so that the overflow of the slag collecting barrel 1 caused by blockage is effectively prevented; the surface sizing starch solution is guided into a tailing tank 13 to be mixed and diluted with tailings, and finally conveyed to a pulper for recycling through a tailing pump.

The whole process realizes zero emission of the surface adhesive starch tailings and reduces starch loss. The starch waste liquid discharged from all places is collected in a centralized manner, so that the condition that the starch waste liquid is originally discharged to a trench and flows away along with sewage is completely eradicated; meanwhile, the generation of sewage is reduced, and the sewage treatment load is reduced. Along with the collection of surface glue starch liquid, the COD in the ditch water of discharging reduces gradually, and the sewage treatment degree of difficulty is along with reducing, practices thrift the treatment cost.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a surface sizing starch recovery unit, its characterized in that, is including collection sediment pit (1), the top of collection sediment pit (1) is provided with waste liquid pipe (2), the exit end of waste liquid pipe (2) extends to and collects inside the sediment pit (1), fixed mounting has first control valve (3) on waste liquid pipe (2), the inside fixed mounting of collection sediment pit (1) has two liquid level transmission (6), two the equal signal connection in output of liquid level transmission (6) has water pump (4), two the exit end of water pump (4) passes through the same flow-combining pipe of pipe fixedly connected with (7), fixed mounting has third control valve (8) on flow-combining pipe (7), stirring subassembly (9) are installed to the exit end of flow-combining pipe (7).

2. The recovery device for surface adhesive starch as claimed in claim 1, wherein a white water control valve is fixedly installed at the inlet end of the waste liquid conduit (2), and the white water control valve is used for controlling the flow rate of white water.

3. The surface sizing starch recovery device according to claim 1, wherein a second control valve (5) is fixedly mounted on each of the conduits at the outlet ends of the two water pumps (4) to control the flow rate of the sizing solution.

4. The surface adhesive starch recovery device according to claim 1, wherein the stirring assembly (9) comprises a slag collecting barrel (91), a stirring motor (92) and a stirring shaft (93); the stirring motor (92) is fixedly installed at the top of the slag collecting barrel (91), and the stirring shaft (93) is rotatably installed inside the slag collecting barrel (91) and is fixedly connected with an output shaft of the stirring motor (92).

5. A surface sizing starch recovery device according to claim 4, characterised in that the stirring assembly (9) further comprises a glue tube (94) and a fourth control valve (95); the glue tube (94) is fixedly arranged at the bottom end of the slag collecting barrel (91), and the fourth control valve (95) is fixedly arranged on the glue tube (94).

6. A surface sizing starch recovery device according to claim 5, characterized in that the outlet end of the sizing liquid pipe (94) is fixedly provided with a cam pump (10), the outlet end of the cam pump (10) is fixedly connected with a three-way pipe (11) through a conduit, the inlet end of the three-way pipe (11) is fixedly provided with a white water adding pipe (12), and the outlet end of the three-way pipe (11) is connected with a tailings pond (13) through a conduit.