CN214390470U

CN214390470U - Negative pressure dust collecting device of coal gangue crushing system

Info

Publication number: CN214390470U
Application number: CN202023127272.8U
Authority: CN
Inventors: 杨秀才; 岳文金; 张久林
Original assignee: Huainan Dongzhengdao New Building Materials Co ltd
Current assignee: Huainan Dongzhengdao New Building Materials Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-10-15
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a negative pressure dust collecting device of a coal gangue crushing system, which belongs to the technical field of crusher equipment and comprises a support stand, wherein a first driving motor is arranged on the support stand, the output end of the first driving motor is fixedly connected with a first belt pulley, a crusher is fixed on the support stand, a crushing device is arranged in the crusher, the top end of the crushing device is fixedly connected with a second belt pulley, a transmission belt is connected between the second belt pulley and the first belt pulley, the top end of the crusher is provided with a feed inlet, the bottom of the crusher is provided with a discharge outlet, a negative pressure exhaust fan is also arranged on the support stand, and a hose is connected between the negative pressure exhaust fan and the crusher; the utility model discloses use when using through a plurality of broken cutters, make broken more thoroughly, simultaneously through negative pressure updraft ventilator with the inside certain negative pressure that forms of breaker, make the dust can concentrate and gather dust, unified utilization to add and have silencing device, played fine syllable-dividing effect, environmental protection more.

Description

Negative pressure dust collecting device of coal gangue crushing system

Technical Field

The utility model relates to a breaker equipment technical field, specificly a broken system negative pressure dust arrester installation of gangue.

Background

The coal gangue crushing device is a device for crushing coal gangue, various coal gangue crushers exist in the market at present, but most of the existing coal gangue crushers are single cutters, so that the coal gangue is not crushed thoroughly, and when the machine operates, the machine can generate large noise and raised dust, and the dust cannot be collected in a centralized manner, so that noise and environmental pollution are caused.

SUMMERY OF THE UTILITY MODEL

For solving the not enough that mentions in the above-mentioned background art, the utility model aims at providing a broken system negative pressure dust arrester installation of gangue has solved among the prior art single broken cutter can not thoroughly smash the gangue and can not concentrate the problem of collecting the dust.

The purpose of the utility model can be realized by the following technical scheme:

a negative pressure dust collecting device of a coal gangue crushing system comprises a support platform, wherein a first driving motor is arranged on the support platform, a first belt pulley is fixedly connected to the output end of the first driving motor, a crusher is fixed on the support platform, a crushing device is arranged in the crusher, a second belt pulley is fixedly connected to the top end of the crushing device, and a transmission belt is connected between the second belt pulley and the first belt pulley; the top end of the crusher is provided with a feeding hole, and the bottom of the crusher is provided with a discharging hole; and a negative pressure exhaust fan is further arranged on the support table, and a hose is connected between the negative pressure exhaust fan and the crusher.

Further, the breaker includes broken storehouse and collects the storehouse, broken storehouse outer wall is fixed with the valve, broken storehouse includes inlayer, intermediate level and skin, inlayer and outer material are high carbon steel, the intermediate level material is the sound absorption sponge, and is equipped with vacuum cavity between intermediate level and the skin, the shape of collecting the storehouse is the circular cone type.

Further, breaker includes pivot, support and broken cutter, pivot and second belt pulley fixed connection, the support is cross support, the bottom mounting of support has a plurality of stands, stand external surface is fixed with spiral helicine broken cutter, and the quantity of stand is 4.

Further, the quantity of feed inlet is 2, and the discharge gate is located the both sides of pivot respectively, be equipped with first draw-in groove on the feed inlet, sliding connection has first cardboard in the first draw-in groove, be equipped with the second draw-in groove on the discharge gate, sliding connection has the second cardboard in the second draw-in groove.

Further, the negative pressure exhaust fan comprises a blade exhaust pipe, an exhaust fan shell and a second driving motor, the second driving motor is fixedly connected to the exhaust fan shell, a control device is arranged on the second driving motor, one end of the exhaust pipe is connected with the exhaust fan shell, and the other end of the exhaust pipe is connected with a hose.

Furthermore, the hose is an aluminum foil hose, and a metal mesh is arranged on the inner side of the hose.

The utility model has the advantages that:

1. the utility model discloses increase the feed inlet and the discharge gate of breaker and slide the cardboard, can control the speed of feeding, the ejection of compact, can make the breaker seal completely again, through negative pressure updraft ventilator with the inside certain negative pressure that forms of breaker, ensured that the dust is concentrated in inside and is gathered dust unified utilization, simultaneously through the sound absorption sponge of installing additional to broken storehouse and the vacuum cavity that is equipped with, can play fine syllable-dividing effect.

2. The utility model discloses when using, a plurality of cutters carry out the breakage to the gangue simultaneously, have strengthened broken dynamics, make the gangue broken more thoroughly.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic view of a feed gap configuration;

FIG. 4 is a schematic view of a crushing bin structure;

FIG. 5 is a schematic view of the crushing device;

FIG. 6 is a schematic view of a negative pressure blower.

In the figure: 1. a support stand; 2. a first drive motor; 3. a first pulley; 4. a crusher; 5. a crushing device; 6. a second pulley; 7. a transmission belt; 8. a feed inlet; 9. a discharge port; 10. a negative pressure exhaust fan; 11. a hose; 12. a crushing bin; 13. a collection bin; 14. a first clamping plate; 15. a second clamping plate; 16. an exhaust pipe; 17. a second drive motor; 18. a control device; 19. the shell of the air exhauster; 20. an inner layer; 21. an intermediate layer; 22. an outer layer; 23. a rotating shaft; 24. a valve; 25. a support; 26. crushing a cutter; 27. and (4) a column.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

A negative pressure dust collecting device of a coal gangue crushing system comprises a support platform 1, as shown in figures 1 and 5, a first driving motor 2 is arranged on the support platform 1, a first belt pulley 3 is fixedly connected to the output end of the first driving motor 2, a crusher 4 is fixed on the support platform 1, a crushing device 5 is arranged inside the crusher 4, the crushing device 5 comprises a rotating shaft 23, a support 25 and crushing cutters 26, the support 25 is a cross-shaped support, a plurality of upright posts 27 are fixed at the bottom end of the support 25, spiral crushing cutters 26 are fixed on the outer surfaces of the upright posts 27, the number of the upright posts 27 is 4, the crushing cutters 26 are simultaneously crushed, the crushing can be more thorough, the rotating shaft 23 is fixedly connected with a second belt pulley 6, the second belt pulley 6 is connected with a first belt pulley 3 through a driving belt 7, the first driving motor 2 drives the first belt pulley 3 to rotate, the first belt pulley 3 drives the second belt pulley 6 to rotate through the driving belt 7, thereby driving the crushing device 5 to operate.

As shown in fig. 2, 3 and 4, the crusher 4 includes a crushing bin 12 and a collecting bin 13, and a valve 24 is fixed on the outer wall of the crushing bin 12 for controlling the opening and closing of the bottom of the crushing bin 12. The crushing bin 12 comprises three layers, wherein the inner layer 20 and the outer layer 22 are both made of high-carbon steel, the middle layer 21 is made of sound-absorbing sponge, noise generated during crushing can be reduced, and a vacuum cavity is arranged between the middle layer 21 and the outer layer 22, so that the noise can be further reduced; the collecting bin 13 is conical, so that material collection is facilitated. The top of breaker 4 is equipped with feed inlet 8, be equipped with first draw-in groove on the feed inlet 8, sliding connection has first cardboard 14 in the first draw-in groove, first cardboard 14 can remove in first draw-in groove, control feed inlet 8's size, can control the speed of feeding, can seal feed inlet 8 completely again, 4 bottoms of breaker are equipped with discharge gate 9, be equipped with the second draw-in groove on the discharge gate 9, sliding connection has second cardboard 15 in the second draw-in groove, second cardboard 15 can remove in the second draw-in groove, control discharge gate 9's size, can control the speed of the ejection of compact, can seal discharge gate 9 completely again.

Still be equipped with negative pressure air exhauster 10 on the pallet 1, as shown in fig. 6, negative pressure air exhauster 10 includes exhaust column 16, air exhauster shell 19 and second driving motor 17, second driving motor 17 fixed connection is on air exhauster shell 19, be equipped with controlling means 18 on the second driving motor 17, the rotational speed of control second driving motor 17, thereby adjust the negative pressure air, exhaust column 16's one end is connected air exhauster shell 19, other end connection hose 11, hose 11 is the aluminium foil hose, and the inboard of hose 11 is equipped with the metal mesh cover, prevent that negative pressure air exhauster 10 from inhaleing the dust in the breaker 4 when the work, cause the machine to damage. The negative pressure suction fan 10 is fixedly connected with the crusher 4 through a hose 11.

When the crushing device works, after a certain amount of coal gangue is poured into the feeding hole 8, the first clamping plate 14 is slid to completely seal the feeding hole 8, the second clamping plate 15 is slid to completely seal the discharging hole 9, the valve 24 is screwed tightly to seal the bottom of the crushing bin 12, at the moment, the crusher 4 is in a completely sealed state, the first driving motor 2 is started to drive the crushing device 5 to rotate, and the 4 spiral crushing cutters 26 simultaneously operate to ensure that the crushing is more complete; after the crushing is finished, the first driving motor 2 is closed, the negative pressure exhaust fan 10 is started firstly, the valve 24 is opened, the control device 18 on the second driving motor 17 is adjusted, and the rotating speed of the second driving motor 17 is controlled, so that negative pressure air is adjusted, a certain negative pressure is formed inside the crusher 4, dust is ensured to fall in the collecting bin 13 in a centralized manner, and dust is collected in the collecting bin; and closing the negative pressure exhaust fan 10, sliding the second clamping plate 15, opening the discharge hole 9 and collecting dust uniformly. Simultaneously at the machine during operation, breaker 4 can produce very big noise pollution because of the breakage, and the intermediate level 21 of broken storehouse 12 is the sound absorption sponge, plays the effect of noise reduction, and the vacuum cavity between intermediate level 21 and the outer 22 further noise reduction has played fine syllable-dividing effect.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer 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.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A negative pressure dust collecting device of a coal gangue crushing system comprises a support table (1) and is characterized in that a first driving motor (2) is arranged on the support table (1), a first belt pulley (3) is fixedly connected to the output end of the first driving motor (2), a crusher (4) is fixed on the support table (1), a crushing device (5) is arranged inside the crusher (4), a second belt pulley (6) is fixedly connected to the top end of the crushing device (5), and a transmission belt (7) is connected between the second belt pulley (6) and the first belt pulley (3); a feeding hole (8) is formed in the top end of the crusher (4), and a discharging hole (9) is formed in the bottom of the crusher (4); the support platform (1) is further provided with a negative pressure exhaust fan (10), and a hose (11) is connected between the negative pressure exhaust fan (10) and the crusher (4).

2. The negative pressure dust collecting device for the coal gangue crushing system according to claim 1, wherein the crusher (4) comprises a crushing bin (12) and a collecting bin (13), a valve (24) is fixed on the outer wall of the crushing bin (12), the crushing bin (12) comprises an inner layer (20), an intermediate layer (21) and an outer layer (22), the inner layer (20) and the outer layer (22) are both made of high-carbon steel, the intermediate layer (21) is made of sound-absorbing sponge, a vacuum cavity is arranged between the intermediate layer (21) and the outer layer (22), and the collecting bin (13) is conical.

3. The negative pressure dust collecting device for the coal gangue crushing system according to claim 1, wherein the crushing device (5) comprises a rotating shaft (23), a support (25) and crushing cutters (26), the rotating shaft (23) is fixedly connected with the second belt pulley (6), the support (25) is a cross-shaped support, a plurality of upright columns (27) are fixed at the bottom end of the support (25), spiral crushing cutters (26) are fixed on the outer surfaces of the upright columns (27), and the number of the upright columns (27) is 4.

4. The negative pressure dust collecting device for the coal gangue crushing system according to claim 1, wherein the number of the feed inlets (8) is 2, the feed inlets (8) are respectively located at two sides of the rotating shaft (23), a first clamping groove is formed in each feed inlet (8), a first clamping plate (14) is slidably connected in each first clamping groove, a second clamping groove is formed in each discharge port (9), and a second clamping plate (15) is slidably connected in each second clamping groove.

5. The negative pressure dust collecting device for the coal gangue crushing system according to claim 1, wherein the negative pressure exhaust fan (10) comprises an exhaust pipe (16), an exhaust fan shell (19) and a second driving motor (17), the second driving motor (17) is fixedly connected to the exhaust fan shell (19), a control device (18) is arranged on the second driving motor (17), one end of the exhaust pipe (16) is connected with the exhaust fan shell (19), and the other end of the exhaust pipe is connected with a hose (11).

6. The negative pressure dust collecting device for the coal gangue crushing system according to claim 1, wherein the hose (11) is an aluminum foil hose, and a metal mesh is arranged on the inner side of the hose (11).