CN213434662U

CN213434662U - Mechanical crusher for coal briquettes

Info

Publication number: CN213434662U
Application number: CN202021860228.5U
Authority: CN
Inventors: 陈思涛; 陈开源; 朱坤庭; 唐顺; 余志胜
Original assignee: Foshan Polytechnic
Current assignee: Foshan Polytechnic
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-15
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a mechanical breaker is used to coal cinder, the on-line screen storage device comprises a base, the up end symmetry of base is provided with four running rollers, four the up end of running roller is provided with the casing jointly, roll connection between casing and four running rollers, equidistant ring is listed as and has a plurality of flow distribution plates, every in the casing equal symmetry has seted up two spouts, every on the lateral wall of flow distribution plate equal sliding connection has the pulley in the spout. The utility model discloses, supplementary crushing roller and main crushing roller can mutually support and carry out the breakage to the coal cinder, and coal after preliminary breakage can fall between two flow distribution plates, then, in coal can be raised again by the flow distribution plate and falls into the broken casing from the top, is broken once more by main crushing roller and supplementary crushing roller, so circulate in the past for the coal cinder obtains abundant breakage many times, has promoted the crushing effect of this breaker.

Description

Mechanical crusher for coal briquettes

Technical Field

The utility model relates to a breaker technical field especially relates to a mechanical breaker for coal cinder.

Background

Coal is used for modern industries, namely heavy industry and light industry; the coal-fired energy-saving coal-fired boiler plays an important role in energy industry, metallurgical industry, chemical industry and mechanical industry, as well as in light textile industry, food industry and transportation industry, and various industrial departments consume a certain amount of coal to a certain extent.

In the process of processing the existing coal, the coal blocks need to be crushed first, and then the coal blocks are further processed into various coal finished products which meet different requirements of use departments. However, in the using process of the traditional coal briquette crusher, the coal briquette is crushed only once, so that the coal briquette still contains some coal briquettes and is not crushed fully, and the crushing effect of the crusher is reduced.

Disclosure of Invention

To the defect that exists among the prior art, the utility model aims to provide a simple structure, can carry out the mechanical breaker of breakage many times to the coal cinder.

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

a mechanical crusher for coal briquettes comprises a base and is characterized in that a shell is rotatably arranged on the base, and a crushing cavity is formed in the shell; a fixed plate is arranged at the end part of the shell, the fixed plate is rotationally connected with the shell, and a crushing mechanism positioned in the crushing cavity is arranged on the fixed plate; and a plurality of flow distribution plates for feeding the crushing mechanism are fixed on the inner wall of the crushing cavity in a circular row.

More preferably, the base is provided with a plurality of rollers for supporting the housing, and the housing is in rolling connection with the rollers.

More preferably, the fixing plate constitutes a left end cover of the housing, and a cover plate is fixedly mounted on a right end cover of the housing.

More preferably, the crushing mechanism comprises a crushing cover, a main crushing roller and a servo motor, the crushing cover is fixedly mounted on the fixed plate, a feeding hole is formed in the upper end of the crushing cover, a discharging hole is formed in the lower end of the crushing cover, the main crushing roller is rotatably connected in the crushing cover, a central rotating shaft is fixedly inserted in the main crushing roller, and the central rotating shaft is in transmission connection with an output shaft of the servo motor.

More preferably, two auxiliary crushing rollers are rotatably connected to the crushing cover, the two auxiliary crushing rollers abut against the main crushing roller, and the two auxiliary crushing rollers are in transmission connection with the main crushing roller.

More preferably, be provided with the riser on the fixed plate, the riser with fixed connection between the fixed plate, the lower extreme of riser with base fixed connection fixedly connected with loading board on the riser, servo motor installs on the loading board, the one end of center pivot is run through the fixed plate with the lateral wall of riser and with servo motor's output shaft fixed connection, the center pivot rotate to be connected the fixed plate with in the riser.

More preferably, a driving mechanism for driving the shell to rotate is arranged on the base; the driving mechanism comprises a fixed table, the fixed table is fixedly installed on the upper end face of the base, a driven gear is connected to the fixed table in a rotating mode, the driven gear is connected with the shell in a meshed mode, and an annular tooth groove matched with the driven gear is formed in the shell.

More preferably, a stepping motor is arranged in the fixed table, a driving wheel is fixedly mounted at the output end of the stepping motor, and the driving wheel is in transmission connection with the driven gear.

More preferably, the side wall of each of the flow distribution plates is provided with a sliding groove, a pulley is slidably connected in each sliding groove, the front surface of each of the flow distribution plates is provided with a scraper connected with the corresponding pulley, and the scraper is attached to the surface of the flow distribution plate and slidably connected with the flow distribution plate.

More preferably, the sliding grooves penetrate through two sides of the flow distribution plate, or two sliding grooves are symmetrically formed in two sides of the flow distribution plate; and two sides of the scraper are respectively connected with the corresponding pulleys through connecting rods.

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

firstly, a rotary shell is arranged, and a plurality of flow distribution plates for feeding a crushing mechanism are fixed in a crushing cavity of the shell in an annular array manner; during actual work, just can utilize each flow distribution plate to come for crushing mechanism material loading constantly through rotating the casing, so circulation is in the past for the coal cinder obtains abundant breakage many times, has promoted the crushing effect of breaker greatly.

Secondly, crushing mechanism adopts the mode that broken cover, supplementary crushing roller and main crushing roller mutually supported to set up feed inlet, discharge gate respectively in the upside and the bottom of broken cover, can ensure that the coal cinder on the flow distribution plate can be smooth by broken cover collection, breakage, crushing effect is good.

Thirdly, the pulleys and the scrapers are arranged on the splitter plate, when the splitter plate rotates upwards to a certain position, the pulleys slide downwards in the sliding grooves in an inclined mode under the action of gravity, and then the scrapers are driven to slide downwards in an inclined mode on the surface of the splitter plate, coal cinder adhered to the surface of the splitter plate is cleaned, and waste caused by the fact that the coal cinder is adhered to the surface of the splitter plate is avoided; meanwhile, the sliding groove is formed in the side portion of the flow distribution plate, so that the coal blocks can be effectively prevented from being clamped in the sliding groove to be blocked.

Drawings

Fig. 1 shows a side sectional view of a mechanical crusher according to the present invention.

Fig. 2 is a schematic front structural view of the mechanical crusher according to the present invention.

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

Description of reference numerals:

1: pulley, 2: roller, 3: crushing cavity, 4: central rotating shaft, 5: crushing cover, 6: main crushing roller, 7: driven gear, 8: a housing, 9: fixed station, 10: drive wheel, 11: chute, 12: fixing plate, 13: a carrier plate, 14: servo motor, 15: riser, 16: cover plate, 17: flow distribution plate, 18: blade, 19: connecting rod, 20: auxiliary crushing roller, 21: and (4) a feed opening.

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; or may be a mechanical connection; the two elements can be directly connected or connected 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 by those of ordinary skill in the art according to specific situations.

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 and are intended to be illustrative of the present invention, but should not be construed as limiting the 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.

Referring to fig. 1-3, a mechanical crusher for coal briquettes comprises a base, and is characterized in that a shell 8 is rotatably mounted on the base, and a crushing cavity 3 is formed in the shell 8; a fixed plate 12 is arranged at the end part of the shell 8, the fixed plate 12 is rotatably connected with the shell 8, and a crushing mechanism positioned in the crushing cavity 3 is arranged on the fixed plate 12; a plurality of flow distribution plates 17 for feeding the crushing mechanism are fixed on the inner wall of the crushing cavity 3 in a circular row. During actual work, just can utilize each flow distribution plate 17 to come for the broken feed of mechanism constantly through rotating casing 8, so circulation in the past for the coal cinder obtains abundant breakage many times, has promoted the crushing effect of breaker greatly.

Wherein, a plurality of rollers 2 for supporting the shell body 8 are arranged on the base, and the shell body 8 is in rolling connection with each roller 2. In this embodiment, it is preferable that the number of the rollers 2 is four, and the rollers are arranged in a square shape; in other embodiments, the number of the rollers 2 can be adjusted according to actual needs, as long as the rollers can support the housing 8; for example, the number of the rollers 2 is two, and the rollers are respectively arranged on two sides of the lowest end of the shell 8; the present embodiment is not limited.

In this embodiment, the fixing plate 12 preferably forms a left end cover of the housing 8, and a cover plate 16 is preferably fixedly mounted on a right end face of the housing 8; to simplify the structure and facilitate installation. Preferably, the flow distribution plates 17 are fixed in an annular array at equal intervals, so that the crushing mechanism can be uniformly fed, and the working efficiency is improved.

Referring to fig. 1 again, the crushing mechanism includes a crushing cover 5, a main crushing roller 6 and a servo motor 14, the crushing cover 5 is fixedly mounted on the fixing plate 12, a feed inlet is formed in the upper end of the crushing cover 5, a feed outlet 21 is formed in the lower end of the crushing cover 5, the main crushing roller 6 is rotatably connected in the crushing cover 5, a central rotating shaft 4 is fixedly inserted in the main crushing roller 6, and the central rotating shaft 4 is in transmission connection with an output shaft of the servo motor 14.

In order to ensure the crushing effect, two auxiliary crushing rollers 20 are preferably rotatably connected to the crushing cover 5, the two auxiliary crushing rollers 20 are abutted against the main crushing roller 6, and the two auxiliary crushing rollers 20 are in transmission connection with the main crushing roller 6.

In this embodiment, it is preferable that a driving mechanism for driving the housing 8 to rotate is disposed on the base; the driving mechanism comprises a fixed table 9, the fixed table 9 is fixedly installed on the upper end face of the base, a driven gear 7 is connected to the fixed table 9 in a rotating mode, the driven gear 7 is connected with the shell 8 in a meshed mode, and an annular tooth groove matched with the driven gear 7 is formed in the shell 8. A stepping motor is arranged in the fixed table 9, a driving wheel 10 is fixedly arranged at the output end of the stepping motor, and the driving wheel 10 is in transmission connection with the driven gear 7; such as by a belt drive connection or by engagement of drive gears, etc.

Referring to fig. 2 again, in order to facilitate the installation and transmission of the servo motor 14, a vertical plate 15 is preferably disposed on the fixing plate 12, the vertical plate 15 is fixedly connected to the fixing plate 12, the lower end of the vertical plate 15 is fixedly connected to the base, a bearing plate 13 is fixedly connected to the vertical plate 15, the servo motor 14 is installed on the bearing plate 13, one end of the central rotating shaft 4 penetrates through the fixing plate 12 and the side wall of the vertical plate 15 and is fixedly connected to an output shaft of the servo motor 14, and the central rotating shaft 4 is rotatably connected to the fixing plate 12 and the inside of the vertical plate 15.

Referring to fig. 3, sliding grooves 11 are formed in the side walls of the flow distribution plates 17, pulleys 1 are slidably connected in the sliding grooves 11, scrapers 18 connected to the corresponding pulleys 1 are disposed on the front surfaces of the flow distribution plates 17, and the scrapers 18 are attached to the surfaces of the flow distribution plates 17 and slidably connected to the flow distribution plates 17. Like this, when flow distribution plate 17 upwards pivoted in-process, under the effect of gravity, pulley 1 can be in spout 11 slant gliding, and then drives scraper blade 18 and slide in flow distribution plate 17's surperficial slant downward, clears up the coal cinder of the surface adhesion of flow distribution plate 17, has avoided coal cinder to adhere and has caused the waste on flow distribution plate 17's surface.

In this embodiment, preferably, the number of the sliding grooves 11 is two, and the sliding grooves are symmetrically formed on two sides of the flow distribution plate 17; the two sides of the scraper 18 are respectively connected with the corresponding pulleys 1 through connecting rods 19. In other embodiments, the number of the sliding grooves 11 is one, and the sliding grooves penetrate through two sides of the diversion plate 17; the present embodiment is not limited. Here, the arrangement of the sliding groove 11 at the side of the splitter plate 17 has the advantage that the coal lumps can be effectively prevented from being jammed in the sliding groove.

The embodiment provides a mechanical breaker for coal cinder, its theory of operation is: the stepping motor drives the driving wheel 10 to rotate, the driving wheel 10 drives the driven gear 7 to rotate clockwise through the conveyor belt, and then drives the shell 8 to rotate anticlockwise, the shell 8 drives the plurality of splitter plates 17 to rotate together, along with the rotation of the splitter plates 17, the splitter plates 17 can lift the coal blocks between the two splitter plates 17 upwards, until the splitter plates 17 rotate upwards, the coal blocks on the splitter plates 17 can slide into the crushing cover 5 along with the surfaces of the splitter plates 17, at the moment, the servo motor 14 drives the main crushing roller 6 to rotate clockwise through the central rotating shaft 4, the coal blocks can pass through between the auxiliary crushing roller 20 and the main crushing roller 6 along with the main crushing roller 6 after falling on the main crushing roller 6, the auxiliary crushing roller 20 and the main crushing roller 6 can be matched with each other to crush the coal blocks, the crushed coal can fall between the two primary splitter plates 17 along the discharge port 21, then, the coal is lifted by the splitter plate 17 again and falls into the crushing cover 5 from the upper side, and is crushed again by the main crushing roller 6 and the auxiliary crushing roller 20, and the process is circulated in the past, so that the coal blocks are crushed sufficiently for many times, and the crushing effect of the crusher is greatly improved.

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 mechanical crusher for coal briquettes comprises a base and is characterized in that a shell (8) is rotatably arranged on the base, and a crushing cavity (3) is formed in the shell (8); a fixing plate (12) is arranged at the end part of the shell (8), the fixing plate (12) is rotatably connected with the shell (8), and a crushing mechanism positioned in the crushing cavity (3) is arranged on the fixing plate (12); a plurality of flow distribution plates (17) for feeding the crushing mechanism are fixed on the inner wall of the crushing cavity (3) in a circular row.

2. A mechanical crusher for coal briquettes according to claim 1, wherein a plurality of rollers (2) are provided on the base for supporting the housing (8), and the housing (8) is in rolling contact with each roller (2).

3. A mechanical coal briquette crusher as claimed in claim 1, characterized in that said fixed plate (12) forms the left end face of said housing (8), and a cover plate (16) is fixedly mounted on the right end face of said housing (8).

4. The mechanical crusher for the coal briquettes is characterized in that the crushing mechanism comprises a crushing cover (5), a main crushing roller (6) and a servo motor (14), the crushing cover (5) is fixedly installed on the fixing plate (12), a feeding hole is formed in the upper end of the crushing cover (5), a discharging hole (21) is formed in the lower end of the crushing cover (5), the main crushing roller (6) is rotatably connected into the crushing cover (5), a central rotating shaft (4) is fixedly inserted into the main crushing roller (6), and the central rotating shaft (4) is in transmission connection with an output shaft of the servo motor (14).

5. A mechanical crusher for coal briquettes, according to claim 4, characterized in that two auxiliary crushing rolls (20) are rotatably connected to the crushing mantle (5), the two auxiliary crushing rolls (20) are in contact with the main crushing roll (6), and the two auxiliary crushing rolls (20) are in transmission connection with the main crushing roll (6).

6. The mechanical crusher for the coal briquette according to claim 4, characterized in that a vertical plate (15) is disposed on the fixing plate (12), the vertical plate (15) is fixedly connected with the fixing plate (12), the lower end of the vertical plate (15) is fixedly connected with the base, a bearing plate (13) is fixedly connected to the vertical plate (15), the servo motor (14) is installed on the bearing plate (13), one end of the central rotating shaft (4) penetrates through the side walls of the fixing plate (12) and the vertical plate (15) and is fixedly connected with the output shaft of the servo motor (14), and the central rotating shaft (4) is rotatably connected in the fixing plate (12) and the vertical plate (15).

7. The mechanical coal briquette crusher according to claim 1, wherein a driving mechanism for driving the housing (8) to rotate is provided on the base; the driving mechanism comprises a fixed table (9), the fixed table (9) is fixedly installed on the upper end face of the base, a driven gear (7) is connected to the fixed table (9) in a rotating mode, the driven gear (7) is connected with the shell (8) in a meshed mode, and an annular tooth groove matched with the driven gear (7) is formed in the shell (8).

8. The mechanical coal briquette crusher according to claim 7, characterized in that a stepping motor is arranged in the fixed table (9), a driving wheel (10) is fixedly mounted at the output end of the stepping motor, and the driving wheel (10) is in transmission connection with the driven gear (7).

9. The mechanical crusher for the coal briquettes of claim 1, wherein a sliding groove (11) is formed in a side wall of each flow distribution plate (17), a pulley (1) is connected in each sliding groove (11) in a sliding manner, a scraper (18) connected with the corresponding pulley (1) is arranged on the front surface of each flow distribution plate (17), and the scraper (18) is attached to the surface of the flow distribution plate (17) and is connected with the flow distribution plate (17) in a sliding manner.

10. The mechanical crusher for coal briquettes of claim 9, wherein the sliding chutes (11) penetrate through both sides of the flow distribution plate (17), or two sliding chutes (11) are symmetrically formed on both sides of the flow distribution plate (17); the two sides of the scraper (18) are respectively connected with the corresponding pulleys (1) through connecting rods (19).