CN218654463U

CN218654463U - Starch sizing and boiling system

Info

Publication number: CN218654463U
Application number: CN202223020048.8U
Authority: CN
Inventors: 黎桂华; 陈绍峰; 李军; 黎桂康
Original assignee: Dongguan Jianhui Paper Co Ltd
Current assignee: Dongguan Jianhui Paper Co Ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-21
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a starch sizing and boiling system, which comprises a storage bin, a screw conveyor and a reaction kettle which are connected in sequence, wherein the outlet end of the reaction kettle is also provided with a dilution tank, a feeding pump, a pressure screen and a storage tank in sequence; stirrers are respectively arranged in the reaction kettle, the dilution tank and the storage tank; the inlet end of the reaction kettle is connected with a steam pipe and a clean water pipe, the steam pipe is provided with a steam valve, and the clean water pipe is provided with a first valve; a steam coil is arranged in the reaction kettle and is communicated with a steam pipe; a hot water pipe is arranged at the inlet end of the dilution tank, and a second valve is arranged on the hot water pipe; the steam valve, the first valve and the second valve are pneumatic valves. During the in-service use, through the heating of steam coil pipe, the heating is more even, and rate of heating is faster, has improved starch sizing material's system effect of stewing and production efficiency. In addition, the quality of the produced rubber material is stable and reliable.

Description

Starch sizing and boiling system

Technical Field

The utility model relates to a papermaking technical field, in particular to starch glueing system of enduring.

Background

At present, more and more types of paper adopt a starch surface sizing process. In the prior art, a reaction kettle is heated by heating through a jacket, and the arrangement at least has the following defects: (1) Not only the temperature rise is uneven, but also the production efficiency and the boiling effect of the starch sizing material are influenced. (2) In actual production, the safety accident may be caused by the blockage of the jacket drain valve. In addition, in the prior art, the solid content of the sizing material produced by the starch sizing and boiling system is not stably controlled, and the production quality needs to be further improved.

It is seen that improvements and enhancements in the prior art are needed.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art's weak point, the utility model aims to provide a starch glueing system of stewing aims at solving the technical problem that present starch glueing system of stewing starch sizing material production quality remains to be improved.

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

a starch sizing and boiling system comprises a storage bin, a screw conveyor and a reaction kettle which are connected in sequence, wherein a dilution tank, a feeding pump, a pressure screen and a storage tank are further arranged at the outlet end of the reaction kettle in sequence; stirrers are respectively arranged in the reaction kettle, the dilution tank and the storage tank; the inlet end of the reaction kettle is connected with a steam pipe and a clean water pipe, the steam pipe is provided with a steam valve, and the clean water pipe is provided with a first valve; a steam coil is arranged in the reaction kettle and is communicated with a steam pipe; a hot water pipe is arranged at the inlet end of the dilution tank, and a second valve is arranged on the hot water pipe; the steam valve, the first valve and the second valve are pneumatic valves.

Furthermore, in the starch sizing and boiling system, a pressure screen feeding valve is arranged at the inlet end of a pressure screen, and a pressure screen discharging valve is arranged at the outlet end of the pressure screen; a bypass pipe is arranged on an outlet pipeline of the feeding pump, and a bypass valve is arranged on the bypass pipe; the inlet end of the bypass pipe is located upstream of the pressure screen feed valve and the outlet end of the bypass pipe is located downstream of the pressure screen discharge valve.

Furthermore, in the starch sizing and boiling system, a first blowdown valve is arranged at the outlet end of the reaction kettle, a second blowdown valve is arranged at the outlet end of the dilution tank, and a third blowdown valve is arranged at the outlet end of the feeding pump.

Further, in the starch sizing and boiling system, the feed pump is a screw pump.

Furthermore, in the starch sizing and boiling system, the volume of a storage bin is 10m ³ (ii) a The conveying capacity of the screw conveyor is 20m ³ /h。

Has the advantages that: the utility model provides a starch glueing system of enduring compares prior art, the utility model provides an among the starch glueing system of enduring, reation kettle's heating method is changed into the steam coil heating by traditional clamp cover heating, and the heating is more even, and rate of heating is faster, has improved starch sizing material's system of enduring effect and production efficiency. In addition, the steam valve, the first valve and the second valve are all set to be pneumatic valves, the consumption of steam, clean water and hot water can be conveniently and accurately controlled, and the quality of the produced rubber material is stable and reliable.

Drawings

Fig. 1 is the working principle diagram of the starch sizing and boiling system provided by the utility model.

Detailed Description

The utility model provides a starch glueing system of enduring, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and is following right the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, the present invention provides a starch sizing and boiling system. The drawings are schematic only and are not to scale with the actual product. The various designations of the various valves herein are merely for convenience of explanation and are not intended to limit the present invention. For a conventionally arranged valve, the figures are not drawn or numbered one by one. It will be observed from the drawings that reactor feed valve 391, reactor discharge valve 392, dilution tank feed valve 491, dilution tank discharge valve 492, feed pump discharge valve 592, and reservoir feed valve 792 are shown and are conventional and are not specifically set forth or limited in this specification.

The starch sizing and boiling system comprises a bin 1, a screw conveyor 2 and a reaction kettle 3 which are connected in sequence, and the outlet end of the reaction kettle is also provided with a dilution tank 4, a feeding pump 5, a pressure screen 6 and a storage tank 7 in sequence; the reaction kettle, the dilution tank and the storage tank are respectively provided with a stirrer 900; the inlet end of the reaction kettle is connected with a steam pipe 70 and a clean water pipe 71, the steam pipe is provided with a steam valve 80, and the clean water pipe is provided with a first valve 81; a steam coil 300 is arranged in the reaction kettle, and the steam coil 300 is communicated with a steam pipe 71; the inlet end of the dilution tank is provided with a hot water pipe 72, and a second valve 82 is arranged on the hot water pipe; the steam valve, the first valve and the second valve are pneumatic valves.

Further, a pressure screen feeding valve 61 is arranged at the inlet end of the pressure screen, and a pressure screen discharging valve 62 is arranged at the outlet end of the pressure screen; a bypass pipe 73 is arranged on an outlet pipeline of the feeding pump, and a bypass valve 83 is arranged on the bypass pipe; the inlet end of the bypass pipe is located upstream of the pressure screen feed valve and the outlet end of the bypass pipe is located downstream of the pressure screen discharge valve. When the pressure sieve is used normally, the bypass valve is closed, materials need to pass through the pressure sieve, and when the pressure sieve breaks down and the like, the bypass valve can be opened.

Further, a first blowdown valve 84 is arranged at the outlet end of the reaction kettle, a second blowdown valve 85 is arranged at the outlet end of the dilution tank, and a third blowdown valve 86 is arranged at the outlet end of the feeding pump. When this setting is convenient for cleaning system, the waste water in reation kettle, dilution tank and the delivery pump can be discharged respectively.

Preferably, the feed pump is a screw pump.

Preferably, the silo volume is 10m ³ (ii) a The conveying capacity of the screw conveyor is 20m ³ /h。

In practical application, the powder starch is put into a storage bin, added into a reaction kettle through a screw conveyor, and added into the reaction kettle through a clear water pipe. The material in the reation kettle heats through steam coil's mode, and the agitator in the reation kettle rotates and carries out intensive mixing to the material. In the projection of the horizontal plane, the stirrer is located inside the steam coil, i.e. the stirrer does not interfere with the steam coil. The boiled materials in the reaction kettle enter a dilution tank, and a certain amount of hot water can be added for dilution according to the process requirements. Then the mixture is conveyed to a pressure screen through a feeding pump, and is conveyed to a storage tank after being processed by the pressure screen.

Can know through above-mentioned analysis, compare prior art, the utility model provides an among the starch glueing system of stewing, reation kettle's heating method is changed into steam coil pipe heating by traditional clamp cover heating, and the heating is more even, and rate of heating is faster, has improved starch sizing material's system effect and production efficiency of stewing. In addition, the steam valve, the first valve and the second valve are set to be pneumatic valves, so that the consumption of steam, clean water and hot water can be conveniently and accurately controlled, and the quality of produced rubber materials is stable and reliable.

It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.

Claims

1. A starch sizing and boiling system comprises a storage bin, a screw conveyor and a reaction kettle which are connected in sequence, and is characterized in that a dilution tank, a feeding pump, a pressure screen and a storage tank are further arranged at the outlet end of the reaction kettle in sequence; stirrers are respectively arranged in the reaction kettle, the dilution tank and the storage tank; the inlet end of the reaction kettle is connected with a steam pipe and a clean water pipe, the steam pipe is provided with a steam valve, and the clean water pipe is provided with a first valve; a steam coil is arranged in the reaction kettle and is communicated with a steam pipe; a hot water pipe is arranged at the inlet end of the dilution tank, and a second valve is arranged on the hot water pipe; the steam valve, the first valve and the second valve are pneumatic valves.

2. The starch sizing and boiling system according to claim 1, wherein a pressure screen feed valve is arranged at the inlet end of the pressure screen, and a pressure screen discharge valve is arranged at the outlet end of the pressure screen; a bypass pipe is arranged on an outlet pipeline of the feeding pump, and a bypass valve is arranged on the bypass pipe; the inlet end of the bypass pipe is located upstream of the pressure screen feed valve and the outlet end of the bypass pipe is located downstream of the pressure screen discharge valve.

3. A starch sizing and boiling system according to claim 1, characterized in that the outlet end of the reaction vessel is provided with a first blow-down valve, the outlet end of the dilution tank is provided with a second blow-down valve, and the outlet end of the feed pump is provided with a third blow-down valve.

4. The starch sizing and cooking system of claim 1, wherein the feed pump is a screw pump.

5. The starch sizing and boiling system of claim 1, wherein the silo volume is 10m ³ (ii) a The conveying capacity of the screw conveyor is 20m ³ /h。