Modified starch crushing device

Abstract

The utility model belongs to the technical field of modified starch processing equipment, and particularly relates to a modified starch crushing device which comprises a crushing box and a crushing mechanism fixedly installed in the crushing box, a plurality of partition plates are fixedly arranged on the two sides of the inner wall of the crushing box, and the crushing mechanism is composed of a transmission shaft, a square shaft, a plurality of stirring blades and a limiting ring. And the stirring blades and the partition plates are uniformly crossed. Through the structural arrangement, the modified starch crushing device greatly improves the crushing effect and crushing efficiency of modified starch, reduces energy consumption and noise, and enables wet and soft materials to better meet the particle requirements of process production.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of modified starch processing equipment, and particularly relates to a modified starch crushing device. BACKGROUND

[0002] Modified starch is a kind of starch that is modified. On the basis of inherent properties of natural starch, in order to improve the performance of starch and expand its application range, new functional groups are introduced on starch molecules or the size of starch molecules and the properties of starch particles are changed by physical, chemical or enzymatic treatment, so that the natural properties of starch (such as gelatinization temperature, hot viscosity and its stability, freeze-thaw stability, gel strength, film-forming property, transparency, etc.) are changed, and the starch is more suitable for certain application requirements. This kind of starch that is changed in properties by secondary processing is collectively referred to as modified starch.

[0003] During the production of modified starch, due to physical and chemical effects, some large particles are produced. In order to meet the requirements of products or production, the modified starch needs to be crushed to obtain the required products. The existing crusher has the problems of heavy structure, difficult maintenance, high noise, low crushing efficiency and inability to meet the particle requirements of process production for wet and soft materials. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a modified starch crushing device, which aims to solve the technical problems of the existing crusher, such as heavy structure, difficult maintenance, high noise, low crushing efficiency and inability to meet the particle requirements of process production for wet and soft materials.

[0005] To achieve the above-mentioned purpose, the utility model embodiment provides a modified starch crushing device, which comprises a crushing box and a crushing mechanism. A cavity is arranged in the crushing box. A plurality of partition plates are arranged on the opposite inner side walls of the cavity. A crushing groove is formed between adjacent two partition plates. The other two opposite side walls of the cavity are provided with mounting holes. The crushing mechanism comprises a transmission shaft. The transmission shaft is rotatably connected to the two mounting holes and penetrates the side wall of the cavity at least at one end. A plurality of stirring blades are arranged on the outer side of the transmission shaft and extend outward along the radial direction of the transmission shaft. The transmission shaft is rotated, and the stirring blades are alternately rotated into the crushing grooves on both sides of the cavity. A limiting ring is arranged between the stirring blades and sleeved on the transmission shaft.

[0006] Preferably, the stirring blades are symmetrically arranged on both sides of the transmission shaft.

[0007] Preferably, the stirring blade comprises a connecting sleeve and a stirring part arranged on the outer side of the connecting sleeve. The connecting sleeve is provided with a positioning hole, and the positioning hole is sleeved on the transmission shaft. The positioning hole is provided with at least a first limiting surface. The transmission shaft is provided with a second limiting surface matched with the first limiting surface.

[0008] Preferably, the stirring part is symmetrically arranged on the connecting sleeve.

[0009] Preferably, the positioning holes are square holes, and the transmission shaft comprises a square shaft.

[0010] Preferably, the stirring part is fixed with reinforcing ribs on the upper and lower sides.

[0011] Preferably, the limiting ring has a plurality of limiting rings, which are arranged adjacent to the connecting sleeve and consistent with the shape of the connecting sleeve.

[0012] The above one or more technical solutions in the modified starch crushing device provided by the embodiment of the utility model have at least one of the following technical effects:

[0013] The modified starch crushing device in the utility model is composed of a crushing box, an internal partition, a transmission shaft, a square shaft, stirring blades and a limiting ring, has a simple structure, and is more convenient to maintain under the cooperation of the square shaft, the stirring blades and the limiting ring.

[0014] Under the mutual cooperation of the plurality of stirring blades and the plurality of partitions, the modified starch not only improves the crushing efficiency under the action of the plurality of stirring blades, but also is crushed again under the stirring action of the stirring blades and the partitions, greatly improves the crushing efficiency of the modified starch, greatly improves the crushing effect of the modified starch, reduces the energy consumption, and makes the wet and soft material better meet the particle requirements of the process production.

[0015] The modified starch crushing device in the utility model greatly reduces the noise of the crushing device during work through the arrangement of the plurality of partitions. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0017] Figure 1 The front view of the modified starch crushing device provided by the embodiment of the utility model.

[0018] Figure 2 The view is along Figure 2 The section view along the line A-A in the figure.

[0019] In the figure, various reference signs are as follows:

[0020] 10 - crushing box 11 - connecting flange 12 - cavity 13 - partition 14 - mounting hole

[0021] 20 - pulverizing mechanism 21 - transmission shaft 22 - square shaft 23 - stirring blade

[0022] 231 - connecting sleeve 232 - stirring part 233 - reinforcing rib 24 - limiting ring. DETAILED DESCRIPTION

[0023] The embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the embodiments of the present application, and cannot be understood as a limitation of the present application.

[0024] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0025] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly specified and limited.

[0026] In the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0027] In one embodiment of the present application, as shown in Figure 1 , 2 a denatured starch crushing device is provided, which comprises a crushing box 10 and a pulverizing mechanism 20;

[0028] The crushing box 10 is connected with the unshown material feeding pipe with drying function above, and is connected with the material discharging pipe below, so that the material enters the next link, the crushing box 10 plays a role of containing the material and cooperating with the crushing mechanism 20 to improve the crushing efficiency and the crushing effect of the modified starch crushing device, and reduces the noise during the working of the modified starch crushing device;

[0029] The crushing mechanism 20 is transversely arranged in the crushing box 10 and is perpendicular to the crushing box 10, the crushing mechanism 20 plays a role of crushing the material input by the material feeding pipe under the driving of the unshown motor, and plays a role of cooperating with the crushing box 10 to improve the crushing efficiency and the crushing effect of the modified starch crushing device;

[0030] The crushing box 10 comprises a connecting flange 11, a cavity 12, a partition plate 13 and a mounting hole 14;

[0031] The connecting flange 11 is provided with two connecting flanges 11 which are fixed above and below the cavity 12, the connecting flange 11 above the cavity 12 is connected with the unshown material feeding pipe with drying function, and the connecting flange 11 below the cavity 12 is connected with the material discharging pipe, the connecting flange 11 plays a role of connecting the material feeding pipe with the cavity 12;

[0032] The cavity 12 is connected with the material feeding pipe through the connecting flange 11, and the cavity 12 plays a role of containing the material for crushing and installing the partition plate 13 and the crushing mechanism 20;

[0033] The partition plate 13 is provided with multiple partition plates 13 which are fixed on the inner walls of the cavity 12, the distance between every two partition plates 13 is greater than the width of the stirring part 232, and the crushing groove is formed between every two partition plates 13, and the stirring part 232 moves between every two partition plates 13 when the modified starch crushing device is in the working state, the partition plate 13 plays a role of crushing the modified starch particles which are crushed by the crushing mechanism 20 for the first time, and reduces the noise during the working of the modified starch crushing device;

[0034] The mounting hole 14 is arranged on both sides of the cavity 12 without the partition plate 13, and the mounting hole 14 plays a role of installing the crushing mechanism 20;

[0035] The crushing mechanism 20 comprises a transmission shaft 21, a square shaft 22, a stirring blade 23 and a limiting ring 24;

[0036] The transmission shaft 21 is arranged in the mounting hole 14, and the transmission shaft 21 plays a role of driving the square shaft 22 to rotate under the driving of the unshown motor;

[0037] The outer surface of the square shaft 22 is provided with at least one first limiting surface, as preferred, the square shaft 22 is a ring structure with a hexagonal outer surface and a circular inner surface, the square shaft 22 is sleeved on the part of the transmission shaft 21 located in the cavity 12, as preferred, the square shaft 22 is an integral structure with the transmission shaft 21, the square shaft 22 is peripherally fixedly provided with stirring blades 23, the square shaft 22 plays a role of driving the stirring blades 23 to rotate under the driving action of the transmission shaft 21, at the same time, the square shaft 22 cooperates with the limiting ring 24 to not only make the connection of the stirring blades 23 and the transmission shaft 21 more stable, but also make the modified starch crushing device more convenient to maintain;

[0038] The stirring blades 23 are a plurality of, are uniformly sleeved on the square shaft 22, and are crossly arranged with the partition plates 13 in the crushing box 10, so that the stirring blades 23 are in the gap between the partition plates 13 in the rotating motion, the stirring blades 23 are connected with the square shaft 22 under the action of the limiting ring 24, the stirring blades 23 play a role of crushing materials and making the materials impact the partition plates 13;

[0039] The stirring blades 23 include a connecting sleeve 231, a stirring part 232, and a reinforcing rib 233;

[0040] The connecting sleeve 231 is transversely provided with a positioning hole, the positioning hole is provided with at least one first limiting surface, as preferred, the connecting sleeve 231 is a ring structure with a hexagonal inner surface and a circular outer surface, and the connecting sleeve 231 is sleeved on the square shaft 22, the connecting sleeve 231 is fixedly provided with the stirring parts 232 on the symmetrically two sides, as preferred, the connecting sleeve 231 is an integral structure with the stirring parts 232 and the reinforcing rib 233, the connecting sleeve 231 plays a role of driving the stirring parts 232 to rotate under the driving of the square shaft 22;

[0041] The stirring part 232 is fixedly arranged on the connecting sleeve 231, the stirring part 232 is a cuboid and the width is less than the gap between every two partition plates 13, the stirring part 232 plays a role of crushing materials and making the materials impact the partition plates 13;

[0042] The reinforcing rib 233 is arranged on the upper and lower sides of the stirring part 232, the reinforcing rib 233 plays a role of strengthening the strength of the stirring part 232 and reducing the resistance of the stirring part 232 to the materials;

[0043] The limiting ring 24 is a plurality of and is consistent with the shape of the connecting sleeve 231, the limiting ring 24 is fixedly sleeved on the square shaft 22 and is arranged adjacent to the connecting sleeve 231, the limiting ring 24 plays a role of limiting the position of the connecting sleeve 231;

[0044] The utility model discloses a working principle: when modified starch crushing device works, the motor drive transmission shaft 21 of not showing drives square shaft 22 to make stirring vane 23 rotate, and the blanking tube of not showing who is located the cavity 12 top imports the modified starch that has the particle after drying into the cavity 12 with the particle to the modified starch contact in the rotating motion stirring vane 23, and stirring vane 23 carries out the comminution of the particle in the modified starch, and then stirring vane 23 makes the modified starch that has the particle to the baffle 13 impact, and the baffle 13 carries out the comminution again to the modified starch that has the particle, and simultaneously, the design of multiple baffle 13 makes the noise that stirring vane 23 comminutes the modified starch that has the particle, and the noise that the modified starch that has the particle causes when impacting the baffle 13 greatly reduces.

[0045] The remaining part of the embodiment is same with the embodiment one, the feature not explained in the embodiment, all adopt the explanation of the embodiment one, here do not carry on the prolixity again.

[0046] The above only is the preferred embodiment of the utility model has, and does not use to limit the utility model, any modification, equivalent replacement and improvement etc. that are made in the spirit and principles of the utility model, should include in the protection scope of the utility model.

Claims

1. A modified starch breaking apparatus, characterized by: The application relates to a crushing box and a crushing mechanism, wherein the crushing box is provided with cavities, the cavities are provided with a plurality of partitions on two opposite inner side walls, a crushing groove is formed between two adjacent partitions, and the other two opposite side walls of the cavities are provided with mounting holes; the crushing mechanism comprises a transmission shaft, the transmission shaft is rotationally connected to the two mounting holes and penetrates through the side walls of the cavities at least at one end, a plurality of stirring blades are arranged on the outer side of the transmission shaft and extend outward along the radial direction of the transmission shaft, the transmission shaft is rotated to make the stirring blades alternately rotate into the crushing grooves on the two sides of the cavities, and a limiting ring is arranged between the stirring blades and sleeved on the transmission shaft.

2. A modified starch breaking apparatus as claimed in claim 1, characterized in that: The transmission shaft is symmetrically provided with the stirring blades on two sides.

3. A modified starch breaking apparatus according to claim 1 or 2, characterized in that: The stirring blade comprises a connecting sleeve and a stirring part arranged on the outer side of the connecting sleeve; the connecting sleeve is provided with a positioning hole sleeved on the transmission shaft, and the positioning hole is provided with at least a first limiting surface; the transmission shaft is provided with a second limiting surface matched with the first limiting surface.

4. A modified starch breaking apparatus as claimed in claim 3, wherein: The stirring part is symmetrically arranged on the connecting sleeve.

5. A modified starch breaking apparatus as claimed in claim 3, wherein: The positioning hole is a square hole, and the transmission shaft comprises a square shaft.

6. A modified starch breaking apparatus as claimed in claim 3, wherein: Strengthening ribs are fixedly arranged on the upper and lower sides of the stirring part.

7. A modified starch breaking apparatus as claimed in claim 1, wherein: The limiting ring is a plurality of rings, is consistent with the shape of the connecting sleeve, and is arranged adjacent to the connecting sleeve.

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