CN213102528U

CN213102528U - Ultrafine grinding equipment

Info

Publication number: CN213102528U
Application number: CN202021811854.5U
Authority: CN
Inventors: 王源理; 王嘉; 杨戈
Original assignee: Yantai Rongsheng New Material Co ltd
Current assignee: Yantai Rongsheng New Material Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-05-04
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a superfine grinding device, which comprises a conveying device and a grinder, wherein the conveying device comprises a material conveyer, a first motor and a raw material inlet, biography material spiral shell thick liquid, valve and compressed air entry, it is the raw materials entry to pass material ware upper end, it is equipped with first motor to pass the material ware side, it sets up in the material ware to pass material spiral shell thick liquid, the output shaft and the biography material spiral shell thick liquid of first motor are connected, the tail end that passes material spiral shell thick liquid corresponds the lower extreme position of material ware and is equipped with the compressed air entry, the upper end position that the top of compressed air entry corresponds the material ware is equipped with the valve, the grinder is connected to the top of valve, be equipped with the closing cap on the grinder, the bottom of going up the closing cap is equipped with the screening chamber, the top in screening chamber is equipped with the discharge gate, the both sides of valve still are equipped with the second motor, the second motor runs through the grinder through the rotation. The utility model discloses can realize superfine grinding and simple structure, practicality are strong.

Description

Ultrafine grinding equipment

Technical Field

The utility model belongs to the technical field of rubbing crusher equipment among the chemical machinery, specifically be an ultrafine grinding equipment.

Background

The ultrafine pulverization is an operation of grinding a granular material to a particle size of the order of micrometers. The types of ultrafine grinding equipment mainly comprise a high-speed mechanical impact mill, an air flow mill, a stirring mill, a vibration mill, a rotary cylinder mill, a tower mill, a centrifugal mill, a high-pressure jet mill and the like, and the air flow mill, the stirring mill and the like are frequently used at present. The jet mill can make the particle size of the finished product in the range of 5 microns or less. However, the jet milling utilizes the huge kinetic energy inoculated by the high-speed air flow generated by the high-pressure air through the nozzle to make the material particles generate impact collision or impact collision with the impact plate to achieve crushing, so that the energy consumption is inevitably large, the milling cost is high, a series of matched additional equipment is required, and the jet milling cannot be purchased and used by common small-sized processing enterprises.

The stirring mill is a device which leads materials to be subjected to superfine grinding, mixing and dispersion by the rotation of a stirring shaft and the impact, shearing and friction action of the grinding medium of the Jiaodong. The existing stirring and crushing equipment shears materials by means of shearing force generated by rotation, but because of different stress and different material strength, the fineness of the sheared raw materials is different, and the uniformity of particle size is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of above-mentioned technique, the utility model provides an ultrafine grinding equipment to solve the problem in the above-mentioned north background.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrafine grinding device comprises a support leg, a conveying device and a grinder, wherein the conveying device is installed on the support leg and comprises a material conveying device, a first motor, a raw material inlet, material conveying screw pulp, a valve and a compressed air inlet, the upper end of the material conveying device is provided with the raw material inlet, the side end of the material conveying device is provided with the first motor, the material conveying screw pulp is arranged in the material conveying device, an output shaft of the first motor is connected with the material conveying screw pulp, the tail end of the material conveying screw pulp is provided with the compressed air inlet corresponding to the lower end position of the material conveying device, the valve is arranged above the compressed air inlet corresponding to the upper end position of the material conveying device, the grinder is connected above the valve and is in an inverted cone shape, the grinder is provided with an upper sealing cover, the upper sealing cover is fixed with the grinder through a buckle, the bottom of the upper sealing cover is also provided with a screening cavity, the middle part of the screening cavity is provided with a screen, the top of the screening cavity is provided, the second motor penetrates through the pulverizer through the rotating shaft and extends into the pulverizer, and the rotating shaft is provided with a pulverizing knife.

Preferably, the top of the pulverizer is provided with an exhaust fan, and an air inlet of the exhaust fan is communicated with the discharge hole.

Preferably, the screening chamber is of a truncated cone-shaped structure, and one surface with a small area faces downwards.

Preferably, the rotating shaft is provided with a plurality of layers of crushing cutters, and the number of the blades on each layer is 3-4 and the blades are uniformly and circumferentially distributed.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model is provided with a screening cavity, which can lead unqualified materials to be returned to the crusher for crushing treatment through the screen mesh, thus ensuring the effect of ultrafine crushing;

(2) the utility model feeds the material into the crusher through the compressed air and repeatedly crushes the material under the action of the multiple layers of crushing knives in the crusher, and the design is reasonable;

(3) the utility model discloses a different feeding methods, pyrolysis carbon black pass through the glassware feeding, and the processing aid passes through the upper cover feeding, and it is more convenient to control.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall view of an ultra-fine pulverizing apparatus according to the present invention;

in the figure: 1. the device comprises a conveying device, 2, a material conveyer, 3, a pulverizer, 4, supporting legs, 5, a first motor, 6, a raw material inlet, 7, a material conveying propeller, 8, a valve, 9, a compressed air inlet, 10, a second motor, 11, a rotating shaft, 12, a pulverizing knife, 13, an upper sealing cover, 14, a buckle, 15, a screening cavity, 16, a screen mesh, 17, a discharge hole, 18 and an exhaust fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms such as "above … …", "above … …", "above … …", "bottom", and the like, may be used herein for ease of description to describe the spatial relationship of one device or feature to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, an ultrafine grinding apparatus comprises a support leg 4, a conveying device 1 and a grinder 3, wherein the conveying device 1 is mounted on the support leg 4, the conveying device 1 comprises a material conveyer 2, a first motor 5, a raw material inlet 6, a material conveying propeller 7, a valve 8 and a compressed air inlet 9, the raw material inlet 6 is arranged at the upper end of the material conveyer 2, the first motor 5 is arranged at the side end of the material conveyer 2, the material conveying propeller 7 is arranged in the material conveyer 2, an output shaft of the first motor 5 is connected with the material conveying propeller 7, the compressed air inlet 9 is arranged at the tail end of the material conveying propeller 7 corresponding to the lower end of the material conveyer 2, the valve 8 is arranged above the compressed air inlet 9 corresponding to the upper end of the material conveyer 2, the grinder 3 is connected above the valve 8, the grinder 3 is in a reverse cone shape, an upper sealing cover 13 is arranged on the grinder 3, the upper sealing cover 13 is fixed with the grinder 3 through a buckle 14, the bottom of going up closing cap 13 still is equipped with screening chamber 15, the middle part in screening chamber 15 is equipped with screen cloth 16, the top in screening chamber 15 is equipped with discharge gate 17, and the top of passing material ware 2 is that the both sides of valve 8 still are equipped with second motor 10, inside second motor 10 runs through grinder 3 and extends to grinder 3 through rotation axis 11, be equipped with crushing sword 12 on the rotation axis 11.

In the specific embodiment, the pyrolytic carbon black raw material enters the material conveyer 2 through the raw material inlet 6, and a valve at the raw material inlet is closed after the pyrolytic carbon black raw material is added; the processing aid is added into the pulverizer 3 through the upper cover 13 and then fastened with the buckle 14.

Specifically, the top of the pulverizer 3 is provided with an exhaust fan 18, and an air inlet of the exhaust fan 18 is communicated with a discharge hole 17.

Furthermore, the screening chamber 15 is a truncated cone-shaped structure, and the surface with a small area faces downwards.

Furthermore, the rotating shaft 11 is provided with a plurality of layers of crushing blades 12, and the number of blades in each layer is 3-4 and the blades are uniformly distributed on the circumference.

The specific working process is as follows: firstly, adding pyrolytic carbon black to be crushed into a material conveying device 2, opening a first motor 5, conveying raw materials to the other side of the material conveying device 2 through a material conveying propeller 7, then opening a compressed air inlet 9 and a valve 8 on the material conveying device 2, allowing the raw materials to enter a crusher 3 through the valve 8 under the action of compressed air, closing the valve 8, opening an upper sealing cover, adding processing aids, covering an upper sealing cover 13 and fastening a buckle 14, opening a second motor 10 to start ultrafine crushing, opening an exhaust fan 18, allowing the materials to enter a screening cavity 15 under the action of wind power, screening, discharging the materials from a discharge hole 17 at the top end of the screening cavity 15, and returning particles which cannot pass through a screen 16 into the crusher 3 to be crushed again until the particles reach the standard.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ultra-fine crushing equipment comprises supporting legs (4), a conveying device (1) and a crusher (3), and is characterized in that: the conveying device (1) is arranged on the supporting legs (4), the conveying device (1) comprises a material conveyer (2), a first motor (5), a raw material inlet (6), a material transmitting propeller (7), a valve (8) and a compressed air inlet (9), the raw material inlet (6) is arranged at the upper end of the material conveyer (2), the first motor (5) is arranged at the side end of the material conveyer (2), the material transmitting propeller (7) is arranged in the material conveyer (2), an output shaft of the first motor (5) is connected with the material transmitting propeller (7), the tail end of the material transmitting propeller (7) is provided with the compressed air inlet (9) corresponding to the lower end position of the material conveyer (2), the valve (8) is arranged above the compressed air inlet (9) corresponding to the upper end position of the material conveyer (2), the pulverizer (3) is connected above the valve (8), and the pulverizer (3) is in an inverted cone shape, be equipped with on grinder (3) and go up closing cap (13), it is fixed with grinder (3) to go up closing cap (13) through buckle (14), the bottom of going up closing cap (13) still is equipped with screening chamber (15), the middle part in screening chamber (15) is equipped with screen cloth (16), the top in screening chamber (15) is equipped with discharge gate (17), the top of biography glassware (2) is that the both sides of valve (8) still are equipped with second motor (10), second motor (10) run through grinder (3) through rotation axis (11) and extend to inside grinder (3), be equipped with crushing sword (12) on rotation axis (11).

2. An ultrafine grinding apparatus as set forth in claim 1, wherein: an exhaust fan (18) is arranged at the top of the pulverizer (3), and an air inlet of the exhaust fan (18) is communicated with the discharge hole (17).

3. An ultrafine grinding apparatus as set forth in claim 1, wherein: the screening cavity (15) is of a circular truncated cone-shaped structure, and the surface with a small area faces downwards.

4. An ultrafine grinding apparatus as set forth in claim 1, wherein: the rotating shaft (11) is provided with a plurality of layers of crushing cutters (12), and the number of the blades on each layer is 3-4 and the blades are uniformly distributed on the circumference.