Rice hull ash crushing device

Abstract

The utility model relates to a rice hull ash smashing device which comprises a shell, the shell comprises a stirring barrel, a discharging conical barrel, a motor and a rotating shaft, the discharging conical barrel is arranged at the bottom of the stirring barrel, the motor is arranged above the stirring barrel, and the rotating shaft is arranged in the stirring barrel; the crushing part comprises a vertical shaft and an extrusion roller, the vertical shaft is sleeved with the extrusion roller, the top of the vertical shaft is connected with the rotating shaft through a connecting plate, and a supporting plate is arranged at the bottom of the vertical shaft; the rice hull ash crushing device disclosed by the utility model can be used for extruding, crushing, screening and reserving unburnt rice hull structures.

Description

Technical Field

[0001] The utility model relates to the technical field of rice husk ash processing, in particular to a rice husk ash crushing device. Background Art

[0002] Carbonized rice husks can be used as thermal insulation materials in the production of steel and iron in industrial production; in agriculture, they can be used for the cultivation of vegetables, flowers, seedlings, fruit trees and other crops, and to improve soil; in daily life, they can be used as a clean energy source for making fire and heating.

[0003] During the rice husk gasification process, a large amount of biomass gasification residue carbonized rice husk will be produced, and its amount is about 20% of the rice husk. The carbonized rice husk after gasification contains coke, and the volume has not been significantly reduced, which cannot achieve the purpose of completely eliminating the huge volume of waste. Therefore, it is necessary to grind it again for later processing. For example, the processing and extraction of high-purity silica, the silica in the rice husk is biologically purified and does not contain harmful impurities (such as lead, arsenic), which is particularly suitable for the needs of food, toothpaste, cosmetics and medicine industries; carbonized rice husk is usually processed into rice husk ash for use, and the existing technology is difficult to screen out the rice husk structure that is not fully burned. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the following technical problems in the prior art: it is difficult to fully crush the rice husk ash and screen the rice husk structure without burning out in the prior art.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a rice husk ash crushing device, comprising:

[0007] A housing, the housing comprising a mixing barrel, a discharge cone, a motor and a rotating shaft, the discharge cone being arranged at the bottom of the mixing barrel, the motor being arranged above the mixing barrel, and the rotating shaft being arranged inside the mixing barrel;

[0008] The crushing piece comprises a vertical shaft and an extrusion roller, wherein the extrusion roller is sleeved on the vertical shaft, the top of the vertical shaft is connected to the rotating shaft through a connecting plate, and the bottom of the vertical shaft is arranged on a supporting plate.

[0009] As a preferred technical solution for a rice husk ash crushing device, an outer screen and an inner screen are provided in the mixing barrel, and the inner screen is provided on the inner side of the outer screen.

[0010] As an optimal technical solution for a rice husk ash crushing device, the connecting plate includes a long plate and a short plate, and the vertical axis includes a first string axis and a second string axis, the first string axis connects the long plate and the supporting plate, and the second string axis connects the short plate and the supporting plate.

[0011] As an optimal technical solution for a rice husk ash crushing device, the extrusion roller includes an outer roller and an inner roller, the outer roller is arranged on a first string shaft, and the outer roller contacts the inner side of an outer screen; the inner roller is arranged on a second string shaft, and the inner roller contacts the outer side of the inner screen.

[0012] As a preferred technical solution of a rice husk ash crushing device, a bottom screen is arranged at the bottom between the outer screen and the inner screen, and the bottom screen is communicated with the discharge cone.

[0013] As a preferred technical solution for a rice husk ash crushing device, a middle hole is provided inside the inner screen and communicated with the discharge cone.

[0014] As a preferred technical solution for a rice husk ash crushing device, an arc hole is provided at the bottom between the outer screen and the mixing barrel shell and communicated with the discharge cone.

[0015] Beneficial effects of the utility model: the rice husk ash crushing device of the utility model can squeeze, crush and screen the rice husk structure that is not completely burned. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0017] Figure 1 It is a schematic diagram of the overall external structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the crushing part in the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the outer and inner screens of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the bottom screen of the utility model.

[0021] Figure numerals: shell 100, discharge cone 102, motor 103, rotating shaft 104, crushing part 200, connecting plate 203, long plate 203a, short plate 203b, vertical axis 201, support plate 204, extrusion roller 202, outer roller 202a, first string axis 201a, second string axis 201b, inner roller 202b, bottom screen 101c, inner screen 101b, middle hole 101d, outer screen 101a, mixing barrel 101, arc hole 101e, discharge cone 102. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0024] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0025] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0026] Reference Figure 1~Figure 4 The present embodiment provides a rice husk ash crushing device, including a shell 100, the shell 100 includes a mixing barrel 101, a discharge cone 102, a motor 103 and a rotating shaft 104, the discharge cone 102 is arranged at the bottom of the mixing barrel 101, the motor 103 is arranged above the mixing barrel 101, and the rotating shaft 104 is placed inside the mixing barrel 101; a crushing part 200, the crushing part 200 includes a vertical shaft 201 and an extrusion roller 202, the extrusion roller 202 is sleeved on the vertical shaft 201, the top of the vertical shaft 201 is connected to the rotating shaft 104 through a connecting plate 203, and the bottom of the vertical shaft 201 is arranged on a supporting plate 204.

[0027] In this embodiment, a support column (not shown in the figure) is provided on the discharge cone 102, and the motor 103 and the top of the mixing barrel 101 are also connected by a support frame for fixing the motor and driving the rotating shaft 104 to rotate.

[0028] The squeezing roller 202 is rotatable on the vertical axis 201 .

[0029] Furthermore, an outer screen 101a and an inner screen 101b are provided in the mixing barrel 101, and the inner screen 101b is provided on the inner side of the outer screen 101a; the connecting plate 203 includes a long plate 203a and a short plate 203b, and the vertical axis 201 includes a first string axis 201a and a second string axis 201b, the first string axis 201a connects the long plate 203a and the support plate 204, and the second string axis 201b connects the short plate 203b and the support plate 204; the extrusion roller 202 includes an outer roller 202a and an inner roller 202b, the outer roller 202a is provided on the first string axis 201a, and the outer roller 202a contacts the inner side of the outer screen 101a; the inner roller 202b is provided on the second string axis 201b, and the inner roller 202b contacts the outer side of the inner screen 101b.

[0030] The first string shaft 201a is connected to the long plate 203a and the support plate 204 through bearings, and the second string shaft 201b is connected to the short plate 203b and the support plate 204 through bearings.

[0031] Furthermore, the motor 103 drives the rotating shaft 104 to rotate, driving the first string shaft 201a and the second string shaft 201b to rotate around the rotating shaft 104. During the rotation, the outer roller 202a contacts the outer screen 101a to rotate and squeeze the carbonized rice husk to crush it, and the inner roller 202b contacts the inner screen 101b to rotate and squeeze the carbonized rice husk to crush it. Since the carbonized rice husk is relatively brittle and the unburned rice husk has greater toughness, the carbonized rice husk is squeezed into powder and sieved through the outer screen 101a, the inner screen 101b and the bottom screen 101c to enter the discharging cone 102 for discharging. The unburned rice husk and debris are retained in the middle area between the outer screen 101a and the inner screen 101b, and are cleaned regularly.

[0032] A bottom screen 101c is arranged at the bottom between the outer screen 101a and the inner screen 101b, and the bottom screen 101c is communicated with the discharge cone 102; a middle hole 101d is arranged inside the inner screen 101b and communicated with the discharge cone 102; an arc hole 101e is arranged at the bottom between the outer screen 101a and the mixing barrel 101 shell and communicated with the discharge cone 102.

[0033] The middle hole 101d and the arc hole 101e are both provided to connect the mixing barrel 101 and the discharge cone 102, so that the carbonized rice husk ash can enter the discharge cone 102 for discharge after passing through the sieve.

[0034] The utility model solves the problem of crushing carbonized rice husks and completes screening in the process, so as to solve the crushing problem in the production process of rice husk ash.

[0035] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0036] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A rice husk ash crushing device, characterized in that: include, A shell (100), the shell (100) comprising a mixing barrel (101), a discharge cone (102), a motor (103) and a rotating shaft (104), the discharge cone (102) being arranged at the bottom of the mixing barrel (101), the motor (103) being arranged above the mixing barrel (101), and the rotating shaft (104) being placed inside the mixing barrel (101); A crushing piece (200), the crushing piece (200) comprising a vertical shaft (201) and a squeezing roller (202), the squeezing roller (202) being sleeved on the vertical shaft (201), the top of the vertical shaft (201) being connected to a rotating shaft (104) via a connecting plate (203), and the bottom of the vertical shaft (201) being arranged on a supporting plate (204).

2. The rice husk ash crushing device according to claim 1, characterized in that: An outer screen (101a) and an inner screen (101b) are arranged in the mixing barrel (101), and the inner screen (101b) is arranged inside the outer screen (101a).

3. The rice husk ash pulverizing device according to claim 2, characterized in that: The connecting plate (203) comprises a long plate (203a) and a short plate (203b), and the vertical axis (201) comprises a first string axis (201a) and a second string axis (201b), wherein the first string axis (201a) connects the long plate (203a) and the supporting plate (204), and the second string axis (201b) connects the short plate (203b) and the supporting plate (204).

4. The rice husk ash pulverizing device according to claim 3, characterized in that: The squeezing roller (202) comprises an outer roller (202a) and an inner roller (202b); the outer roller (202a) is arranged on the first string shaft (201a), and the outer roller (202a) contacts the inner side of the outer screen (101a); the inner roller (202b) is arranged on the second string shaft (201b), and the inner roller (202b) contacts the outer side of the inner screen (101b).

5. The rice husk ash pulverizing device according to claim 4, characterized in that: A bottom screen (101c) is provided at the bottom between the outer screen (101a) and the inner screen (101b), and the bottom screen (101c) is communicated with the discharge cone (102).

6. The rice husk ash pulverizing device according to claim 5, characterized in that: The inner screen (101b) is provided with a middle hole (101d) in communication with the discharge cone (102).

7. The rice husk ash pulverizing device according to any one of claims 4 to 6, characterized in that: An arc hole (101e) is provided at the bottom between the outer screen (101a) and the shell of the mixing barrel (101) and is in communication with the discharge cone (102).

Images