CN218962915U

CN218962915U - Flow guide disc structure for increasing grinding efficiency

Info

Publication number: CN218962915U
Application number: CN202222527216.6U
Authority: CN
Inventors: 谭爱平; 温正坤; 周喜球; 陈润林
Original assignee: Guangdong Zhongda Intelligent Technology Co Ltd
Current assignee: Guangdong Zhongda Intelligent Technology Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-05-05
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to the technical field of crushing equipment, in particular to a guide disc structure for increasing the grinding efficiency, which comprises an outer guide sleeve, an inner guide sleeve, a guide plate, a baffle plate and a fixing ring, wherein the outer guide sleeve is cylindrical, and the diameter of the lower half part of the outer guide sleeve is gradually reduced from top to bottom; the inner air guide sleeve is arranged in the outer air guide sleeve, the lower part of the inner air guide sleeve extends out of the outer air guide sleeve, the inner air guide sleeve is cylindrical, a baffle plate is arranged in the inner air guide sleeve, and the diameter of the inner air guide sleeve is smaller than that of the narrowest part of the lower half part of the outer air guide sleeve; the guide plates are uniformly arranged between the inner guide cover and the outer guide cover at intervals and are perpendicular to the inner guide cover and the outer guide cover; the fixed ring is arranged at the lower half part of the outer air guide sleeve, and the inner wall of the fixed ring is connected with the outer wall of the outer air guide sleeve through a connecting rod. The utility model can change the airflow inside the grinding equipment and the trend of the materials, and increase the crushing efficiency of the materials. Meanwhile, the grinding disc and the classifying wheel are isolated through the partition plate, so that fine powder is prevented from accumulating between the grinding disc and the classifying wheel to generate heat, and the power consumption of the grinding equipment is reduced.

Description

Flow guide disc structure for increasing grinding efficiency

Technical Field

The utility model relates to the technical field of crushing equipment, in particular to a guide disc structure for increasing grinding efficiency.

Background

As shown in fig. 5, in the conventional pulverizing apparatus, after the material enters the pulverizing apparatus through the feed inlet, the material is broken into fine powder and coarse powder by impact of the grinding disc and the gear ring, the fine powder is screened out through the classifying wheel, and the coarse powder is continuously broken until being screened out. The materials in the grinding equipment are scattered around after being impacted, and the powder selecting efficiency is low due to no regularity. As shown in fig. 6, the conventional deflector can play a certain role in restricting the materials inside, thereby increasing powder selecting efficiency. However, in the process of crushing materials, the rotation direction of air flow in the grinding equipment is kept consistent with that of the grinding disc, so that the internal materials move along the air flow and the grinding disc in the same direction, and the problem of low crushing efficiency is caused; meanwhile, the centrifugal force of the grinding disc is gradually reduced from outside to inside, and fine materials can be accumulated between the grinding disc and the classifying wheel and generate heat, so that the power consumption of the equipment is increased.

Disclosure of Invention

Therefore, the present utility model is directed to overcoming the above-mentioned drawbacks of the prior art, and providing a deflector structure for increasing the grinding efficiency.

The guide disc structure for increasing the grinding efficiency comprises an outer guide sleeve, an inner guide sleeve, a guide plate, a baffle plate and a fixing ring, wherein the outer guide sleeve is cylindrical, and the diameter of the lower half part of the outer guide sleeve is gradually reduced from top to bottom; the inner air guide sleeve is arranged in the outer air guide sleeve, the lower part of the inner air guide sleeve extends out of the outer air guide sleeve, the inner air guide sleeve is cylindrical, a baffle plate is arranged in the inner air guide sleeve, and the diameter of the inner air guide sleeve is smaller than that of the narrowest part of the lower half part of the outer air guide sleeve; the guide plates are uniformly arranged between the inner guide cover and the outer guide cover at intervals and are perpendicular to the inner guide cover and the outer guide cover; the fixed ring is arranged at the lower half part of the outer air guide sleeve, and the inner wall of the fixed ring is connected with the outer wall of the outer air guide sleeve through a connecting rod.

As a preferable mode of the flow guiding disc structure for improving the grinding efficiency, the bottom of the inner flow guiding cover is provided with an arc skirt.

As a preferable mode of the flow guiding disc structure for improving the grinding efficiency in the utility model, the fixed ring is provided with a feed inlet.

As a preferable structure of the deflector plate for increasing the pulverizing efficiency in the present utility model, the partition plate includes an upper partition plate and a lower partition plate.

As one preferable choice of the flow guide disk structure for increasing the grinding efficiency in the utility model, the outer flow guide cover, the inner flow guide cover, the flow guide plate, the baffle plate and the fixing ring are all made of stainless steel.

As a preferable mode of the flow guiding disc structure for improving the grinding efficiency, the outer surfaces of the outer flow guiding cover, the inner flow guiding cover, the flow guiding plate, the baffle plate and the fixing ring are plated with hard chrome.

The technical scheme of the utility model has the following advantages:

1. according to the utility model, the flow direction of air flow and materials in the grinding equipment is changed through the guide plate arranged between the outer guide cover and the inner guide cover, so that the materials can vertically flow to the hammer head, and the crushing efficiency is increased.

2. According to the utility model, the baffle plate is arranged in the inner air guide sleeve to isolate the millstone from the classifying wheel, so that fine powder is prevented from accumulating and heating between the millstone and the classifying wheel, and the power consumption of the grinding equipment is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a top view of the overall structure of the present utility model.

Fig. 3 is a side view of the overall structure of the present utility model.

Fig. 4 is a schematic view of the structure of section A-A in fig. 3.

Fig. 5 is a structural sectional view of a conventional pulverizing apparatus.

Fig. 6 is a schematic structural view of a conventional diaphragm.

Reference numerals illustrate:

1. an outer pod; 2. an inner pod; 201. an arc-shaped skirt edge; 3. a deflector; 4. a partition plate; 401. an upper partition plate; 402. a lower partition plate; 5. a fixing ring; 501. and a feed inlet.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in specific cases.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The flow guide disc structure for increasing the grinding efficiency comprises an outer flow guide cover 1, an inner flow guide cover 2, a flow guide plate 3, a baffle plate 4 and a fixed ring 5, wherein the outer flow guide cover 1 is cylindrical, and the diameter of the lower half part of the outer flow guide cover is gradually reduced from top to bottom; the inner air guide sleeve 2 is arranged in the outer air guide sleeve 1, the lower part of the inner air guide sleeve 2 extends out of the outer air guide sleeve 1, the inner air guide sleeve 2 is cylindrical, a partition plate 4 is arranged in the inner air guide sleeve 2, and the diameter of the inner air guide sleeve 2 is smaller than the diameter of the narrowest part of the lower half part of the outer air guide sleeve 1; the guide plates 3 are uniformly arranged between the inner guide cover 2 and the outer guide cover 1 at intervals and are perpendicular to the inner guide cover 2 and the outer guide cover 1; the fixed ring 5 is arranged at the lower half part of the outer air guide sleeve 1, and the inner wall of the fixed ring is connected with the outer wall of the outer air guide sleeve 1 through a connecting rod.

In this embodiment, an arcuate skirt 201 is provided at the bottom of the inner pod 2 in order to further optimize the flow direction inside the mill.

In this embodiment, a feed port 501 is provided in the retaining ring 5 for facilitating the entry of material into the grinding disc.

In this embodiment, the partition 4 includes an upper partition 401 and a lower partition 402, the lower partition 402 is used to prevent the fine powder from entering the inner pod 2 from the bottom, and the upper partition 401 is used to prevent the fine powder from entering the inner pod 2 from the top.

In this embodiment, the outer air guide sleeve 1, the inner air guide sleeve 2, the air guide plate 3, the partition plate 4 and the fixing ring 5 are all made of stainless steel.

In this embodiment, the outer surfaces of the outer air guide sleeve 1, the inner air guide sleeve 2, the air guide plate 3, the partition plate 4 and the fixing ring 5 are all plated with hard chrome, and the electroplated hard chrome layer has the advantages of high hardness, wear resistance and corrosion resistance, can keep the surface bright for a long time, and has relatively simple process and low cost.

In this embodiment, during the operation of the grinding device, the material enters the grinding disc through the feed inlet 501 and the gap between the outer air guide sleeve 1 and the fixed ring 5, and is broken by the impact of the grinding disc and the gear ring, and the air guide sleeve prevents the material from scattering everywhere during the impact breaking process. In the screening process, the air flow direction and the material direction inside the grinding equipment are changed through the guide plates 3 perpendicular to the outer guide cover 1 and the inner guide cover 2, so that the materials can perpendicularly flow to the hammer head, and the crushing efficiency of the materials is improved. The upper baffle 401 and the lower baffle 402 arranged in the inner air guide sleeve 2 isolate the grinding disc from the classifying wheel, prevent fine powder from accumulating and heating in the middle, and reduce the power consumption of equipment. The trend of the airflow is further optimized through the arc-shaped skirt edge 201 at the bottom of the inner air guide sleeve 2, so that the grinding efficiency is increased.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. Increase water conservancy diversion dish structure of crocus efficiency, its characterized in that: the air guide device comprises an outer air guide sleeve (1), an inner air guide sleeve (2), an air guide plate (3), a partition plate (4) and a fixing ring (5), wherein the outer air guide sleeve (1) is cylindrical, and the diameter of the lower half part of the outer air guide sleeve is gradually reduced from top to bottom; the inner air guide sleeve (2) is arranged in the outer air guide sleeve (1) and the lower part of the inner air guide sleeve extends out of the outer air guide sleeve (1), the inner air guide sleeve (2) is cylindrical, a partition plate (4) is arranged in the inner air guide sleeve, and the diameter of the inner air guide sleeve (2) is smaller than the diameter of the narrowest part of the lower half part of the outer air guide sleeve (1); the guide plates (3) are uniformly arranged between the inner guide cover (2) and the outer guide cover (1) at intervals and are perpendicular to the inner guide cover (2) and the outer guide cover (1); the fixed ring (5) is arranged at the lower half part of the outer air guide sleeve (1), and the inner wall of the fixed ring is connected with the outer wall of the outer air guide sleeve (1) through a connecting rod.

2. The baffle structure for increasing the grinding efficiency according to claim 1, characterized in that the bottom of the inner baffle (2) is provided with an arc-shaped skirt (201).

3. The baffle structure for increasing the grinding efficiency according to claim 1, wherein the fixed ring (5) is provided with a feed inlet (501).

4. The baffle structure for increasing the grinding efficiency according to claim 1, characterized in that the baffle (4) comprises an upper baffle (401) and a lower baffle (402).

5. The baffle structure for increasing grinding efficiency according to claim 1, wherein the outer guide cover (1), the inner guide cover (2), the baffle (3), the baffle (4) and the fixing ring (5) are all made of stainless steel.

6. The baffle structure for increasing grinding efficiency according to claim 5, wherein the outer surfaces of the outer guide cover (1), the inner guide cover (2), the guide plate (3), the partition plate (4) and the fixing ring (5) are all plated with hard chrome.