CN210031291U - Natural fiber plant raw material pulping, impregnating and material preparing system - Google Patents

Abstract

The application provides a natural fibre class plant material slurrying flooding system of prepareeing material, its constitution is including the workshop section of prepareeing material, flooding workshop section and flooding material transfer workshop section, and wherein flooding workshop section comprises flooding storehouse locomotive and its ring rail, and flooding storehouse locomotive moves along ring rail circulation, and flooding material transfer workshop section is emptyd tilting mechanism by the storehouse car and is constituteed, and the ring rail links up to be installed between workshop section of prepareeing material and flooding material transfer workshop section. The technical scheme meets the technological requirement of fully impregnating the raw materials, and simultaneously, the raw materials are well matched and continued with other pulping procedures in the aspects of progress, space configuration and coordination of production scale, so that the whole pulping production line capable of continuously running is formed.

Description

Natural fiber plant raw material pulping, impregnating and material preparing system

Technical Field

The application relates to a pulping system for obtaining finished pulp by pulping with natural fiber plants as initial raw materials, in particular to the composition of the pulping system from a pulping process to a raw material impregnation working section.

Background

The method for producing the paper-making commercial pulp in a large scale by taking natural fiber plants as initial raw materials mainly comprises three types: the chemical pulping method, the semi-chemical pulping method and the mechanical pulping method have the following two pulping methods, the conditions of the pulping process are much milder than those of the chemical pulping method of the traditional high-temperature, high-pressure and high-alkali harsh process, but the effective medicine impregnation is required to be carried out on the initial raw material to force the raw material to swell so as to be convenient for the subsequent working procedure to process pulping under the mild working conditions. The medicine impregnation needs longer time, usually needs several days of impregnation treatment, and is difficult to be connected and matched with other process steps of pulping on the time schedule, because the production efficiency of the whole production line is low due to the impregnation process; in addition, the existing impregnation device has large volume, large occupied space, inflexible capacity adjustment, fixation and unmovable, difficult feeding and discharging, needs to be equipped with auxiliary equipment or manual operation to complete the transfer of the impregnation materials, and the improvement of the production efficiency is greatly hindered. In actual operation, the raw materials are often sent to a post-process flow when the raw materials do not reach the standard impregnation degree, so that the full exertion of the post-stage operation capacity is influenced, the pulp quality is influenced, and pulping sewage and waste water which are not necessarily produced are generated.

Disclosure of Invention

The invention aims to provide a natural fiber plant raw material pulping, impregnating and material preparing system which is easy to be connected and matched with each process flow in the aspects of time schedule, space configuration and production scale coordination, forms a practical and feasible whole production line and contributes to improving the production efficiency.

The application provides a technical scheme of natural fiber plant raw materials slurrying flooding feed preparation system, its main technical content is: the natural fiber plant material pulping, impregnating and material preparing system comprises a material preparing section, an impregnating section and an impregnating material transferring section, wherein the impregnating section consists of an impregnating bin moving vehicle and an annular guide rail of the impregnating bin moving vehicle, the impregnating bin moving vehicle circularly moves along the annular guide rail, the impregnating material transferring section consists of a bin vehicle dumping and overturning mechanism, and the annular guide rail is connected and installed between the material preparing section and the impregnating material transferring section.

The utility model discloses a natural fibre class plant raw materials slurrying flooding system of prepareeing material technical scheme, the flooding progress and preceding have been overcome, the technological contradiction of the continuous linking operation of back production process, each flooding storehouse locomotive on the ring rail will wait the specification according to the order after in the segment raw materials drops into the flooding liquid in the storehouse body, the flooding is going on in secret when the flooding storehouse locomotive moves to the preface workshop section in proper order, according to the design requirement, make and reach flooding material transfer workshop section flooding storehouse locomotive, the flooding terminal point has also been reached exactly on the progress, the storehouse car of transferring the workshop section by the flooding material is emptyd tilting mechanism and is colluded, the backward upset is emptyd, unload. The technical scheme meets the technological requirement of full impregnation of the raw materials, simultaneously is well matched and continued with other pulping procedures in terms of progress, space configuration and coordination of production scale, forms a whole production line capable of continuously running, meets the technical requirements of pulping progress and scale production capacity adjustment, greatly improves the production efficiency, and creates a sufficient space for further innovation and development of a semi-chemical pulping method and a mechanical pulping method. The technical scheme also has the technical advantage of small occupied space of the device, and solves the technical problems that the impregnation device is fixed, cannot be flexibly adjusted according to the production amount, and hinders the production progress in the prior art.

Drawings

Fig. 1 is a system component diagram of the present patent application.

Fig. 2, fig. 3 and fig. 4 are diagrams sequentially showing the state of the process of overturning the impregnation bin body by the bin truck overturning and overturning mechanism 12.

Detailed Description

The natural fiber plant raw material pulping and impregnating material preparation system disclosed by the application is suitable for woody plants and is more suitable for pulping production application of nonwoody plant raw materials, and the natural fiber plant raw material pulping and impregnating material preparation system comprises a material preparation working section, an impregnating working section and an impregnating material transfer working section.

The material preparation working section mainly comprises a cutter 1, a dust remover 2 and an impurity removal part, wherein the cutter 1 can be a knife roller type grass cutter, a disc type chipping machine or a reed cutter and is used for cutting fiber plant raw materials into small pieces or sections with equal specifications, and the small pieces or the sections are sent into the impurity removal part by a first conveying device 3 after being dedusted by the dust remover 2. The dust remover 2 can be a claw dust remover, a double-cone dust remover, a cyclone separator and the like. The impurity removing part comprises a pre-soaking material washer 4 and a liquid removing device 5, the pre-soaking material washer 4 can select a hydraulic pulper and a hydraulic grass washer, preferably a groove type material washer with a multi-roller side-by-side structure is selected, a conical slag discharging port is arranged at the bottom of a groove body, a slag discharging pool is arranged at the lower part of the groove body, a plurality of stirring wing rollers are arranged in the groove side by side from a feeding port to an overflow type discharging port, and materials are pre-soaked with impregnating liquid in the groove type material washer and have the functions of removing slag and discharging slag of clean raw materials. The raw materials roll up and down along with the fin plates of the parallel rollers, and the impregnation liquid is absorbed in advance while the materials are washed, impurities with large specific gravity in the raw materials are settled, and the impurities are automatically discharged from a slag discharge hopper opening at fixed time. The raw material after the liquid removal by the liquid removal device 5 is sent to the impregnation section by the second conveying device 6.

The dipping section consists of a dipping bin moving vehicle 7 and an annular guide rail 14 thereof; the dipping material transfer section is composed of a storehouse car dumping and turning mechanism 12, an annular guide rail 14 is connected and installed between the material preparation section and the dipping material transfer section, and a dipping bin moving car 7 is arranged on the annular guide rail 14 to guide and move. Each empty dipping bin locomotive 7 gets into the feeding position of second conveyor 6 in proper order, accomplish and feed and annotate the liquid, each dipping bin locomotive 7 after feeding is also in the stealthy flooding of going to the subsequent workshop section in proper order, toppling over tilting mechanism 12 and accomplish the flooding until moving to the storehouse car, after discharging the interior maceration extract of storehouse, topple over tilting mechanism 12 and collude dipping bin locomotive 7 that puts in place by the storehouse car that is located annular guide 14 final position, topple over tilting mechanism 12 by the storehouse car and drive dipping bin locomotive 7, make its upper end bin mouth overturn downwards, empty the internal maceration material that has reached the flooding requirement in the storehouse, screw conveyer 13 is to the back end process pay-off of slurrying production line. The empty dipping bin moving vehicle 7 returns to the feeding position of the second conveying device 6 by the annular guide rail in sequence, waits for dipping charging in the next period, and the steps are repeated in a circulating mode.

The dumping and turning mechanism 12 of the storage cart can adopt various turning structures, and the embodiment is only explained in detail. Fig. 2 to 4 show the turnover process of the present hopper car turnover mechanism 12. The dumping and overturning mechanism 12 of the storage hopper car comprises a supporting underframe 20, an overturning frame 21 and an overturning driver 22, wherein the supporting underframe 20 comprises a horizontal fixed frame and two parallel triangular vertical frames at two sides of the horizontal fixed frame; the roll-over stand 21 comprises a hook frame 210 opposite to the dipping bin moving vehicle 7 and a triangular support 211 parallel to the two sides of the hook frame 210, hooks 23 corresponding to hanging rings of the dipping bin moving vehicle 7 are arranged at four corners of the hook frame 210, the vertex angle of a triangular vertical frame supporting the bottom frame 20 is hinged with the vertex angle of the triangular support 211 of the roll-over stand 21, and a height adjusting driving cylinder 24 is arranged at a central upright column of the triangular vertical frame supporting the bottom frame 20 and used for lifting the dipping bin moving vehicle 7 away from the annular guide rail 14 or lowering and returning to the annular guide rail 14. The turning driver 22 is a hydraulic cylinder or a pneumatic cylinder, the support is arranged between the support underframe 20 and the lower side of the hooking frame 210 of the turning frame 21, the turning driver 22 forces the bin opening 25 of the dipping bin moving vehicle 7 to gradually turn downwards to the state shown in fig. 4, and all the dipping materials are dumped.

Claims (5)

1. The utility model provides a natural fibre class plant material slurrying flooding system of prepareeing material, its constitution is including the workshop section of prepareeing material, flooding workshop section and flooding material transfer workshop section, its characterized in that, flooding workshop section wherein comprises flooding storehouse locomotive (7) and its ring rail (14), flooding storehouse locomotive (7) are followed ring rail (14) circulation and are moved, flooding material transfer workshop section is emptyd tilting mechanism (12) by the storehouse car and is constituteed, ring rail (14) link up and install between the workshop section of prepareeing material and flooding material transfer workshop section.

2. The natural fiber plant raw material pulping and impregnating stock preparation system according to claim 1, wherein the stock preparation section comprises a cutter (1), a dust remover (2) and an impurity removing part, and the impurity removing part consists of a pre-soaking washer (4) and a liquid removing device (5).

3. The natural fiber plant raw material pulping and impregnating material preparation system as claimed in claim 2, wherein the pre-soaking material washer (4) is a trough type material washer, a conical slag discharge port is arranged at the bottom of a trough body, a slag discharge pool is arranged at the lower part of the trough body, and a plurality of stirring fin rollers are arranged in parallel from a feed port to an overflow discharge port in the trough.

4. The natural fiber plant raw material pulping and impregnating stock preparation system as recited in claim 1, wherein the bunker car dumping and turning mechanism (12) is composed of a supporting underframe (20), a turning frame (21) and a turning driver (22), wherein the supporting underframe (20) is composed of a horizontal fixed frame and two parallel triangular vertical frames at two sides of the horizontal fixed frame; the overturning frame (21) comprises a hooking frame (210) opposite to the dipping bin moving vehicle (7) and triangular supports (211) parallel to the two sides of the hooking frame (210), hooks (23) corresponding to hanging rings of the dipping bin moving vehicle (7) are arranged at four corners of the hooking frame (210), the triangular vertical frame vertex angle of the supporting bottom frame (20) is hinged to the vertex angle of the triangular supports (211) of the overturning frame (21), the overturning driver (22) is a hydraulic cylinder or a pneumatic cylinder, and the support is arranged between the supporting bottom frame (20) and the lower sides of the hooking frame (210) of the overturning frame (21).

5. The natural fiber plant material pulping and impregnating preparation system according to claim 4, wherein the triangular vertical frame central upright of the supporting base frame (20) is provided with a height adjustment driving cylinder (24).

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