CN218742287U

CN218742287U - Drum-shaped feeder for feeding of continuous ball mill

Info

Publication number: CN218742287U
Application number: CN202222886504.0U
Authority: CN
Inventors: 陈国健
Original assignee: Haofeng Machinery Co ltd
Current assignee: Haofeng Machinery Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-28
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a drum-shaped feeder for continuous ball mill pan feeding, include: the feeding device comprises a cylindrical feeding shell and a conical feeding cover matched with the cylindrical feeding shell, wherein the large end of the conical feeding cover is fixedly arranged on the feeding side of the cylindrical feeding shell, and the small end of the conical feeding cover is a feeding hole; the cylindrical feeding shell is provided with a discharge hole, and the discharge hole is arranged at the end, with the larger opening, of the conical discharge cover; the material feeding device is characterized in that a plurality of rotating pieces which are arranged in a staggered mode are arranged between the feeding hole and the discharging hole, a gap is reserved between every two adjacent rotating pieces, and the gap forms a material channel. Compared with the prior art, the utility model has the characteristics of the homogeneous mixing of thick liquids, it is littleer to the impact of ball-milling barrel.

Description

Drum-shaped feeder for feeding of continuous ball mill

Technical Field

The utility model relates to a crushing apparatus technical field especially relates to a drum-shaped feeder is used to continuous ball mill pan feeding.

Background

The ball mill is a key device for crushing materials after the materials are crushed, is widely used in the industries of mineral separation, building materials, chemical industry and the like, and can be divided into a dry grinding mode and a wet grinding mode. The existing grinding processing equipment for ceramic raw materials comprises an intermittent ball mill and a continuous ball mill. The continuous ball mill has the characteristics of low water consumption, energy conservation, high working efficiency, convenience in realizing automation and the like, so that the continuous ball mill has the highest utilization rate in the conventional ball mill. In order to improve the uniformity of slurry feeding of the ball mill, a drum feeder is generally used on a slurry feeding device of the ball mill.

In the prior art, drum feeders are commonly known, comprising: a cylindrical feeding shell and a conical feeding cover matched with the cylindrical feeding shell; the large end of the conical feeding cover is fixedly arranged on the feeding side of the cylindrical feeding shell, the small end of the conical feeding cover is a feeding hole, and the discharging hole is formed in the bottom of the cylindrical feeding shell; a drum-shaped feeding plate or a spiral body is arranged between the feeding hole and the discharging hole. For details, refer to the chinese patent applications with publication (publication) numbers CN103285992A and CN 204159431U. Although the existing drum feeders feed evenly and smoothly, the mixing effect is not ideal enough, and the drum feeders still have large impact on the ball mill.

It should be noted that the contents described in the background art are made by the inventor based on the technical level, knowledge level and searching ability of the inventor, and are only used for reference. Moreover, the contents recorded in the background technology are not always completely the prior art, and the contents in the background technology are not all accurate and objective; this is not to be construed as limiting the scope of the invention as defined by the claims appended hereto.

Disclosure of Invention

To the problem that exists among the prior art, the utility model aims to provide a compounding is even and to the less drum-shaped feeder for continuous ball mill pan feeding of ball mill impact force, for solving one or more technical problem that exists among the prior art, provides a profitable selection or creation condition at least.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

A drum feeder for feeding a continuous ball mill comprises: the feeding device comprises a cylindrical feeding shell and a conical feeding cover matched with the cylindrical feeding shell, wherein the large end of the conical feeding cover is fixedly arranged on the feeding side of the cylindrical feeding shell, and the small end of the conical feeding cover is a feeding hole; the device is characterized in that a conical discharging cover is arranged on the discharging side of the cylindrical feeding shell, the large end of the conical discharging cover is fixedly arranged on the discharging side of the cylindrical feeding shell, and the small end of the conical discharging cover is a discharging port; a plurality of staggered rotary vanes are arranged between the feed inlet and the discharge outlet, a gap is reserved between every two adjacent rotary vanes, and the gap forms a material channel.

More preferably, the feed end of each of the plurality of vanes is connected to the feed side of the cylindrical feed housing, and the discharge end of each of the plurality of vanes is directly connected to the discharge port.

More preferably, the cylindrical feeding shell, the conical feeding cover and the conical discharging cover are detachably connected through bolts, and the rotary blades are welded or detachably connected in the drum-shaped feeder.

More preferably, the cylindrical feed housing, the conical feed cap, the conical discharge cap, and each of the plurality of flights are formed as a unitary structure.

More preferably, each of the spiral pieces extends along the inner walls of the cylindrical feeding housing and the conical discharging cover, and the size of each spiral piece is gradually reduced towards the side where the discharging hole is located.

More preferably, the conical feeding cover is provided with a first connecting ring corresponding to the feeding hole, and the first connecting ring is provided with a first limiting step used for matching with the sealing ring.

More preferably, a second connecting ring corresponding to the discharge hole is arranged on the conical discharge cover, and a connecting hole and a second limiting step for matching with the sealing ring are arranged on the second connecting ring.

More preferably, the rotary sheets are three sheets with the same specification and are uniformly arranged in the drum-shaped feeder.

More preferably, a material guide plate extending into the drum-shaped feeder is arranged on the inner side of the feeding hole; the material guiding function is achieved, and splashing can be better prevented.

More preferably, the material guide plate is an annular baffle plate, and the material guide plate is designed to be opened from outside to inside.

The utility model has the advantages that: compared with the prior art, the drum-shaped feeder provided by the utility model has the advantages that the shell is in a shape with a large middle and two small ends, so that the slurry entering the shell can be buffered, and the uniform mixing of the slurry can be realized conveniently; simultaneously, through setting up a plurality of spinning disks to each spinning disk adopts the mode of alternately misplacing the setting, not only effectively improves the homogeneity of compounding, can further reduce the impact of thick liquids to the ball-milling barrel moreover.

Drawings

Fig. 1 is a schematic structural diagram of a drum feeder for feeding a continuous ball mill according to the present invention.

FIG. 2 is a schematic diagram of a drum feeder for feeding a continuous ball mill with a tapered feed cap removed.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Fig. 4 is an enlarged view of fig. 1 at B.

Reference numerals indicate the same.

1: cylindrical feed housing, 2: conical feed cap, 3: feed inlet, 4: conical discharging cover, 5: discharge port, 6: spinning sheet, 7: first connecting ring, 8: first spacing step, 9: stock guide, 10: second connection ring, 11: connection hole, 12: and a second limit step.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; mechanical connection is also possible; the two elements can be directly connected with each other or connected with each other through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary by referring to the drawings, are intended to explain the present invention, and should not be construed as limiting the present invention.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

As shown in fig. 1 and 2, a drum feeder for feeding a continuous ball mill comprises: the feeding device comprises a cylindrical feeding shell 1 and a conical feeding cover 2 matched with the cylindrical feeding shell, wherein the end, with a large opening, of the conical feeding cover 2 is fixedly arranged on the feeding side of the cylindrical feeding shell 1, and the end, with a small opening, of the conical feeding cover 2 is a feeding hole 3; the device is characterized in that a conical discharging cover 4 is installed on the discharging side of the cylindrical feeding shell 1, one end, with a large opening, of the conical discharging cover 4 is fixedly installed on the discharging side of the cylindrical feeding shell 1, and one end, with a small opening, of the conical discharging cover 4 is a discharging opening 5; a plurality of rotating sheets 6 which are arranged in a staggered mode are arranged between the feed inlet 5 and the discharge outlet 3, and gaps are reserved between every two adjacent rotating sheets 6 and form a material channel.

In this embodiment, the cylindrical feeding housing 1 is preferably a cylindrical feeding housing, and the conical feeding cover 2 and the conical discharging cover 4 are preferably conical covers. This shape is designed to be optimal, and of course, the shapes of the cylindrical feed housing and the conical cap may be appropriately adjusted according to needs, which is well known to those skilled in the art and will not be described in detail herein.

In this embodiment, the feeding end of each of the rotary vanes 6 is connected to the feeding side of the cylindrical feeding housing 1, and the discharging end of each of the rotary vanes 6 is directly connected to the discharging port 3. Obviously, according to different actual needs, the connection position of each rotor plate 6 can be properly adjusted in the cavity of the drum feeder; such adjustments are well within the ordinary skill of those in the art and will not be described in detail herein.

In this embodiment, it is preferable that the cylindrical feeding housing 1 is detachably connected with the conical feeding cover 2 and the conical discharging cover 4 through bolts, and each of the rotary vanes 6 is welded or detachably connected in the drum feeder. Thus, the disassembly, assembly and maintenance of the drum feeder are convenient to realize. In other embodiments, the cylindrical feed housing, the conical feed cap, the conical discharge cap, and each of the flights are a unitary structure molded together; the present embodiment is not limited.

In this embodiment, it is preferable that the number of the rotary vanes 6 is three, and each of the rotary vanes 6 is uniformly arranged in the drum feeder, runs along the inner walls of the cylindrical feeder housing 1 and the conical discharge cover 4, and gradually decreases in size toward the side of the discharge port 3. The advantage of this setting is, has the most excellent compounding effect.

Referring to fig. 3, a first connecting ring 7 corresponding to the feed inlet 3 is disposed on the tapered feed cover 2, and a first limiting step 8 for matching with a sealing ring is disposed on the first connecting ring 7. In this way, the connection of the conical feed cap 2 to the feeding device can be realized more easily.

It should be noted that a material guide plate 9 extending into the drum-shaped feeder is further disposed inside the feeding port 3, and the material guide plate 9 can perform a material guiding function and can more effectively prevent the fed material from splashing. In this embodiment, the material guiding plate 9 is preferably an annular baffle plate and has an opening design from outside to inside, so that the material guiding and splashing preventing effects are optimal.

Referring to fig. 4, a second connecting ring 10 corresponding to the discharge hole 5 is disposed on the conical discharge cover 4, and a connecting hole 11 and a second limiting step 12 for matching with a sealing ring are disposed on the second connecting ring 10. Therefore, the connection between the conical discharging cover 4 and the ball milling equipment can be realized more conveniently.

Compared with the prior art, the drum-shaped feeder for feeding the continuous ball mill provided by the embodiment has the advantages that the shell is large in the middle and small in the two ends, so that the slurry entering the shell can be buffered, and the uniform mixing of the slurry can be realized conveniently; simultaneously, through setting up a plurality of spinning disks to each spinning disk adopts the mode of alternately misplacing the setting, not only effectively improves the homogeneity of compounding, can further reduce the impact of thick liquids to the ball-milling barrel moreover.

It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims

1. A drum feeder for feeding a continuous ball mill, comprising: the feeding device comprises a cylindrical feeding shell and a conical feeding cover matched with the cylindrical feeding shell, wherein the large end of the conical feeding cover is fixedly arranged on the feeding side of the cylindrical feeding shell, and the small end of the conical feeding cover is a feeding hole; the cylindrical feeding device is characterized in that a conical discharging cover is arranged on the discharging side of the cylindrical feeding shell, one end, with a large opening, of the conical discharging cover is fixedly arranged on one discharging side of the cylindrical feeding shell, and the other end, with a small opening, of the conical discharging cover is a discharging opening; the material feeding device is characterized in that a plurality of rotating pieces which are arranged in a staggered mode are arranged between the feeding hole and the discharging hole, a gap is reserved between every two adjacent rotating pieces, and the gap forms a material channel.

2. The drum feeder of claim 1, wherein the feed end of each rotor plate is connected to the feed side of the cylindrical feeder housing and the discharge end of each rotor plate is directly connected to the discharge port.

3. The drum feeder of claim 1, wherein the cylindrical feeder housing is removably connected to the conical feeder cap and the conical discharge cap by bolts, and the rotors are welded or removably connected to the drum feeder.

4. The drum feeder of claim 1, wherein the cylindrical feeder housing, the conical feeder cap, the conical discharge cap, and each of the flights are formed as a unitary structure.

5. A drum feeder for feeding of continuous ball mills according to claim 1, wherein each of said flighting runs along the inner wall of said cylindrical feeder housing and said conical discharge cap and is gradually reduced in size toward the side of said discharge port.

6. The drum feeder for feeding of continuous ball mill as claimed in claim 1, wherein the conical feeding cover is provided with a first connection ring corresponding to the feeding hole, and the first connection ring is provided with a first limit step for matching with the sealing ring.

7. The drum feeder for feeding of continuous ball mill as claimed in claim 1, wherein the conical discharge cap is provided with a second connection ring corresponding to the discharge hole, and the second connection ring is provided with a connection hole and a second limit step for matching with a sealing ring.

8. The drum feeder for feeding of continuous ball mill as claimed in claim 1, wherein the rotary plate is three pieces with same specification and is uniformly arranged in the drum feeder.

9. The drum feeder for feeding of continuous ball mill as claimed in claim 1, wherein a material guide plate extending into the drum feeder is provided inside the feeding port.

10. The drum feeder for feeding of continuous ball mill as claimed in claim 9, wherein the guiding plate is a ring-shaped baffle plate, and the guiding plate is designed with an opening from outside to inside.