CN115069355B

CN115069355B - Superfine pulverizer

Info

Publication number: CN115069355B
Application number: CN202210691884.4A
Authority: CN
Inventors: 陈杰; 熊华利; 刘斌
Original assignee: Jiangsu Bangding Technology Co ltd
Current assignee: Jiangsu Bangding Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2023-06-23
Anticipated expiration: 2042-06-17
Also published as: CN115069355A

Abstract

The invention discloses a superfine pulverizer, which relates to the technical field of pulverizer, and comprises the following components: a housing; the convex cover is arranged above the shell; the top cap subassembly, install in protruding type cover top, the top cap subassembly includes: the top cover shell is arranged at the upper end of the convex cover, and a discharging cavity is formed in the top cover shell; the discharging pipe extends upwards obliquely from the bottom plate of the top cover shell and is communicated with the discharging cavity; the material guide plate is connected with the inner wall of the top cover shell; the grading wheel is arranged below the top cover shell and is rotatably connected with the convex cover; and the materials screened by the classifying wheel enter a discharging cavity and are discharged from a discharging pipe. The invention solves the technical problem of abnormal subsequent discharging caused by uneven wind speed of the existing discharging.

Description

Superfine pulverizer

Technical Field

The invention relates to the technical field of crushers, in particular to an ultrafine crusher.

Background

In the actual production process of the superfine pulverizer, the fineness and the yield of the crushed finished product materials are two factors of most concern to customers, and the two variables are in negative correlation. The control of the uniformity of the wind speed around the classifying wheel has important significance on the precision of classifying materials of the classifying wheel, and the large particles can be carried out at the place with large wind speed, so that the quality of the crushed materials is poor and the discharging quality is influenced; similarly, by improving the crushing efficiency, on the premise of ensuring that the fineness of the materials meets the requirement, the improvement of the crushed material yield is an important means for measuring the quality of equipment and improving the market competitiveness of the product.

In daily crushing process, superfine rubbing crusher is at the play material in-process ejection of compact wind speed insufficient, leads to partial material unable whole derivation rubbing crusher after the screening of classifying wheel, and the discharge is unsmooth, and a plurality of mounted positions appear wearing and tearing easily between discharging pipe and the classifying wheel simultaneously, and live time has been long and has been led to the rubbing crusher to go out the material unusual.

Disclosure of Invention

The invention aims to provide an ultrafine pulverizer, which solves the technical problem that the subsequent discharge is abnormal due to uneven wind speed of the discharged material in the prior art.

The embodiment of the application discloses superfine pulverizer includes:

a housing;

a convex cover mounted above the housing;

a cap assembly mounted above the male hood, the cap assembly comprising:

the top cover shell is arranged at the upper end of the convex cover, and a discharging cavity is formed in the top cover shell;

the discharging pipe extends upwards obliquely from the bottom plate of the top cover shell and is communicated with the discharging cavity;

the upper end of the material guide plate is connected with the top plate of the top cover shell, the outer side of the material guide plate is connected with the side wall of the top cover shell, and the lower end of the material guide plate is positioned below the joint of the side plate and the top plate of the top cover shell;

the grading wheel is arranged below the top cover shell and is rotatably connected with the convex cover;

and the materials screened by the classifying wheel enter the discharging cavity and are discharged from the discharging pipe.

According to the embodiment of the application, the structure of the discharging pipe is designed, so that the wind speed gradually increases from the classifying wheel to the discharging end of the discharging pipe, the wind speed is accelerated, the smooth discharging is ensured, and meanwhile, the wind speed at the connecting part of the classifying wheel and the discharging pipe is nearly the same, and the wind speed is more uniform, so that the problem of abrasion of the discharging pipe is solved; meanwhile, the material guide plate is additionally arranged, so that the circulation of materials is facilitated.

Based on the above technical solution, the embodiment of the present application may further be modified as follows:

further, the top cap assembly further includes:

the mounting panel set up in the lower extreme of discharging pipe, just the mounting panel with the bottom plate parallel and fixed connection of top cap casing adopts the beneficial effect of this step to be can improve the intensity of discharging pipe through the mounting panel.

Further, the top cap assembly further includes:

the guide plate is U-shaped, and the U-shaped opening of the guide plate is connected with the inlet of the discharging pipe.

Further, the stock guide includes:

one end of the guide plate is connected with the upper end of the inlet of the discharging pipe, and the other end of the guide plate gradually extends downwards in a tilting mode;

the connecting plate is connected with one end, far away from the discharging pipe, of the guide plate, and the connecting plate is parallel to the bottom plate of the top cover shell.

Further, a feed inlet and an air inlet are formed in the side face of the shell, and the feed inlet is located above the air inlet;

the shell internally mounted has a first drive device, the reducing mechanism is installed to first drive device's output, reducing mechanism is located the classifying wheel below.

Further, a second driving device is installed at the top of the top cover assembly, and the output end of the second driving device is connected with the classifying wheel.

One or more technical solutions provided by the present application have at least the following technical effects or advantages:

1. this application designs to the discharging pipe, can guarantee the homogeneity of discharging pipe inside wind speed, improves the homogeneity of arranging the material.

2. Compared with the traditional superfine pulverizer in the material pulverizing process, the air speed distribution in the pulverizing chamber is more uniform, the pulverizing efficiency is higher, the qualified material is discharged more rapidly, and the qualified material yield meeting the requirements in the equivalent time is higher.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a simulation diagram of a conventional pulverizer;

FIG. 2 is a simulation diagram of the present application;

FIG. 3 is a schematic view of a superfine pulverizer according to an embodiment of the present invention;

FIG. 4 is a schematic view of the top cover housing portion of FIG. 3;

FIG. 5 is a schematic view of the structure of the cap assembly of FIG. 3;

reference numerals:

1-a housing; 2-convex cover; 3-grading wheel; 4-a top cap assembly; 5-a first drive; 6-a crushing device; 7-a second drive means;

101-accommodating the cavity; 102-a discharge pipe; 103-a feed inlet; 104, an air inlet;

401-a top cover housing; 402-a discharge cavity; 403-mounting plate; 404-a material guiding plate; 405-guide plate; 406-connecting plates.

Detailed Description

Embodiments of the technical scheme of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and thus are merely examples, and are not intended to limit the scope of the present invention.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention pertains.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Examples:

the embodiment of the application discloses an ultrafine grinder as shown in fig. 3, which is used for adjusting the air speed when materials are discharged, so as to avoid the problems of insufficient air speed, influence on discharging and aggravation of abrasion;

the concrete structure comprises:

a shell 1, wherein the shell 1 is a shell of the existing pulverizer, and a containing cavity 101 is formed in the shell and is used for assembling working parts and loading materials;

a convex cover 2, which is installed above the housing 1, and the assembly form of the convex cover and the housing 1 can be welding or bolt fixing, or other installation modes;

a top cover assembly 4 mounted above the convex cover 2, the top cover assembly 4 comprising:

the top cover shell 401 is mounted at the upper end of the convex cover 2, and a discharging cavity 402 is formed in the top cover shell 301;

a tapping pipe 102, the tapping pipe 102 extending obliquely upward from the floor of the top cover housing 401, and the tapping pipe 102 communicating with the tapping cavity 402;

a classifying wheel 3 disposed below the top cover housing 401, and the classifying wheel 3 is rotatably connected with the convex cover 2;

the materials screened by the classifying wheel 3 enter the discharging cavity 402 and are discharged from the discharging pipe 102.

When the existing pulverizer is used, the discharge wind speed is insufficient in the discharge process, so that partial materials cannot be completely led out of the pulverizer after being screened by the classifying wheel, meanwhile, a plurality of installation positions between the discharge pipe and the classifying wheel are easy to wear, the discharge abnormality of the pulverizer is caused by long service time, and simulation analysis is carried out, so that a simulation diagram shown in figure 1 is obtained;

fig. 1 is a schematic diagram of wind speed simulation of a pulverizer, 102 is a discharging pipe, 3 is a position of a classifying wheel, (change of color represents the magnitude of wind speed, dark red represents the highest wind speed, sequentially lighter color represents customs gradually becomes smaller, blue represents the lowest wind speed), the wind speed is uneven between the discharging hole 102 and the classifying wheel 3, and the position with larger wind speed is in a position where the discharging hole 102 is close to the classifying wheel 3, and the wind speed is gradually reduced at the position closer to the discharging hole 102, so that the problems of insufficient wind speed and aggravation of abrasion caused by uneven wind speed in the discharging pipe 102 can be obtained.

Fig. 2 is a schematic diagram of the wind speed simulation of the middle pulverizer, the wind speed is gradually increased from the position of the classifying wheel 3, the wind speed is accelerated, the smooth discharging is ensured, and meanwhile, the wind speed at the joint of the classifying wheel and the discharging pipe is nearly the same, and the wind speed is more uniform, so that the abrasion problem is solved.

In one embodiment, as shown in fig. 4 and 5, the top cover assembly 4 further includes:

the mounting plate 403, set up in the lower extreme of discharging pipe 102, just mounting plate 403 with the bottom plate parallel and fixed connection of top cap casing 401, its specific connected mode can be welding or bolt fixed connection, and this discharging pipe 102 is the slope setting, when the ejection of compact, can receive the striking or bear certain material by itself, add mounting plate 403 and can increase the intensity of discharging pipe 102.

In yet another embodiment, the top cap assembly 4 further comprises:

the upper end of the material guide plate 404 is connected with the top plate of the top cover shell 401, the outer side of the material guide plate 404 is connected with the side wall of the top cover shell 401, and the lower end of the material guide plate 404 is positioned below the joint of the side plate and the top plate of the top cover shell 401;

the guide plate 404 is U-shaped, and the U-shaped opening of the guide plate 404 is connected with the inlet of the discharge pipe 102; the material guiding plate 404 is located in the material discharging cavity 402, and can intensively discharge the material entering the top cover housing 105, so as to prevent the material from being stuck or blocked at each corner position at the upper end of the top cover housing 105.

Wherein, the guide plate 404 comprises:

one end of the guide plate 405 is connected with the upper end of the inlet of the discharging pipe 102, and the other end of the guide plate 405 gradually extends downwards in a tilting manner;

the connecting plate 406, the connecting plate 406 with the deflector 405 is kept away from the one end of discharging pipe 102 is connected, just the connecting plate 406 with the bottom plate of top cap casing 401 is parallel, and the specific structure of this deflector 404 can make the deflector 404 better along connecting plate 406 and deflector 405 direction discharging pipe 102 for the direction that the material is more concentrated in the deflector 102, the use of deflector 404 can also prevent the material and get into the top cap casing 401 back round loss simultaneously, thereby prevents its card and go into each junction angle department of top cap casing 401.

In an embodiment, a feed inlet 103 and an air inlet 104 are formed on the side surface of the shell 1, and the feed inlet 103 is located above the air inlet 104;

the first driving device 5 is arranged in the shell 1, the crushing device 6 is arranged at the output end of the first driving device 5, and the crushing device 6 is positioned below the classifying wheel 3.

The top of the top cover assembly 4 is provided with a second driving device 7, an output end of the second driving device 7 is connected with the classifying wheel 3, and the second driving device is a related component of the existing pulverizer, which is not described herein.

In the description of the present invention, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.

Claims

1. A superfine pulverizer, characterized by comprising:

a housing;

a convex cover mounted above the housing;

a cap assembly mounted above the male hood, the cap assembly comprising:

the materials screened by the classifying wheel enter the discharging cavity and are discharged from the discharging pipe;

the guide plate is U-shaped, and a U-shaped opening of the guide plate is connected with an inlet of the discharge pipe; the stock guide includes:

the connecting plate is connected with one end, far away from the discharging pipe, of the guide plate, and is parallel to the bottom plate of the top cover shell, so that the wind speed at the joint of the grading wheel and the discharging pipe is uniform.

2. The ultra-fine pulverizer of claim 1, wherein the cap assembly further comprises:

the mounting plate is arranged at the lower end of the discharging pipe, and is parallel to and fixedly connected with the bottom plate of the top cover shell.

3. The superfine pulverizer of claim 1, wherein the side surface of the shell is provided with a feed inlet and an air inlet, and the feed inlet is positioned above the air inlet;

4. The ultra-fine pulverizer of claim 1, wherein a second driving device is installed on top of the top cover assembly, and an output end of the second driving device is connected with the classifying wheel.