CN211755321U

CN211755321U - Can reduce cone crusher of dust

Info

Publication number: CN211755321U
Application number: CN201922497458.3U
Authority: CN
Inventors: 张浩章
Original assignee: Guangzhou Shaoshen Machinery Equipment Co ltd
Current assignee: Guangzhou Shaoshen Machinery Equipment Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-27
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a can reduce cone crusher of dust relates to the crushing plant field to solve the big problem of dust volume that produces in the current cone crusher working process. The cone crusher capable of reducing dust comprises a crusher body and a dust removal device; dust collector includes dust suction device and the dust device of intercommunication each other, dust suction device's dust entrance portion sets up in the ejection of compact portion to can with the dust in the ejection of compact portion attract to in the dust device. The dust suction device is arranged, so that a large amount of dust generated in the crushing process of the material can be sucked into the dust falling device in time for settlement, the dust amount carried by the material in the discharging process is greatly reduced, and the environmental pollution and the damage of the dust to the physical and mental health of workers are effectively reduced; the probability of dust entering the crusher through the machine gap is reduced.

Description

Can reduce cone crusher of dust

Technical Field

The utility model belongs to the technical field of crushing equipment and specifically relates to a can reduce cone crusher of dust.

Background

The cone crusher mainly includes: the device comprises a frame, a feeding part, a discharging part, a transmission device, a fixed cone, a rolling mortar wall, a main shaft, an eccentric sleeve, a movable cone and a crushing wall; in the working process of the cone crusher, the motor drives the eccentric sleeve to rotate through the transmission device, the movable cone rotates and swings under the urging of the eccentric sleeve, the section of the movable cone close to the fixed cone becomes a crushing cavity, and materials are crushed by multiple extrusion and impact of the movable cone and the fixed cone; when the movable cone leaves the section, the materials crushed to the required granularity at the section fall down under the action of self gravity and are discharged from the discharge part at the bottom of the cone.

The material is at crushing in-process, can produce a large amount of dust, and the dust produces very adverse effect to staff's healthy, and the dust of broken intracavity simultaneously gets into inside the breaker through the gap of part connection easily, causes inner structure's damage, increases the breaker maintenance cost, influences production efficiency even.

Therefore, on the basis of ensuring the crushing efficiency of the cone crusher, how to reduce dust is an important problem to be solved by the technical personnel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crusher to solve the big problem of dust volume that produces in the current cone crusher working process.

In order to achieve the above purpose, the utility model provides a following technical scheme: a cone crusher capable of reducing dust comprises a crusher body and a dust removal device, wherein the crusher body comprises a rack, a feeding part and a discharging part, a crushing cavity is formed in the rack, the feeding part is located above the crushing cavity, and the discharging part is located below the crushing cavity;

dust collector includes dust suction device and the dust device of intercommunication each other, dust suction device's dust entrance portion sets up in the ejection of compact portion to can with the dust in the ejection of compact portion attract to in the dust device.

Preferably, the dust suction device includes the wind channel and sets up draught fan on the wind channel, the wind channel is located be equipped with in the district section in the ejection of compact portion the dust entrys the portion, the other end in wind channel with dust device intercommunication.

Preferably, a spraying device is arranged in the dust falling device, is communicated with the water inlet pipe and can spray water into the dust falling device, so that dust entering the dust falling device is settled.

Preferably, a plurality of dust adsorption nets are arranged in the dust falling device.

Preferably, a plurality of dust inlet parts are arranged on a section of the air duct located in the discharging part.

Preferably, the section of the air duct located in the discharging part is arc-shaped, and the dust inlet parts are uniformly distributed on the air duct of the arc-shaped section.

Preferably, a filter screen is arranged at the dust inlet part.

Preferably, the filter screen includes first filter screen and the second filter screen that outside-in set gradually, and the aperture of first filter screen is greater than the aperture of second filter screen.

Preferably, the cross section of the dust inlet part is circular, and the area of the cross section is gradually increased from inside to outside.

Preferably, a dust monitor and a controller are arranged in the dust falling device, an electromagnetic valve and a pressure pump are arranged on the water inlet pipe, when the dust concentration monitored by the dust monitor is greater than a set value, the electromagnetic valve and the pressure pump can be opened by the controller, and the spraying device can spray water into the dust falling device; when the dust concentration monitored by the dust monitor is less than a set value, the controller can close the electromagnetic valve and the pressure pump, and the spraying device stops spraying water.

The utility model has the advantages that: the dust suction device is arranged, so that a large amount of dust generated in the crushing process of the material can be sucked into the dust falling device in time for settlement, the dust amount carried by the material in the discharging process is greatly reduced, and the environmental pollution and the damage of the dust to the physical and mental health of workers are effectively reduced; in addition, dust in the crushing cavity and the discharging part is reduced, the probability that the dust enters the crusher through a machine gap can be effectively reduced, the damage of the internal structure of the crusher is avoided, the machine maintenance cost is reduced, and the production efficiency is further improved.

Drawings

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

FIG. 1 is a schematic structural view of a part region of a cone crusher capable of reducing dust in the present embodiment;

FIG. 2 is a schematic structural diagram of an air duct located in the discharging portion in the present embodiment;

FIG. 3 is a schematic view of the structure of the dust inlet portion in the present embodiment;

fig. 4 is a schematic structural diagram of a dust settling device in the embodiment;

fig. 5 is a schematic structural view of the dust adsorbing net in this embodiment.

In the figure: 1. a crushing chamber; 2. a feeding section; 3. a discharge part; 41. an air duct; 42. a dust inlet part; 421. a first filter screen; 422. a second filter screen; 43. an induced draft fan; 5. a dust falling device; 51. a spraying device; 52. a water inlet pipe; 53. a dust adsorbing net; 531. a mud-water circulation area; 54. and (4) an outlet of the device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of 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.

Examples

As shown in fig. 1, the present embodiment provides a cone crusher capable of reducing dust, which includes a crusher body and a dust removing device, wherein the crusher body includes a frame, a feeding portion 2 and a discharging portion 3, a crushing cavity 1 is disposed inside the frame, the feeding portion 2 is located above the crushing cavity 1, and the discharging portion 3 is located below the crushing cavity 1;

the dust removing device includes a dust suction device and a dust falling device 5 which are communicated with each other, and a dust inlet portion 42 of the dust suction device is provided in the discharging portion 3 and can suck dust in the discharging portion 3 into the dust falling device 5.

By arranging the dust suction device, a large amount of dust generated in the crushing process of the material can be sucked into the dust falling device 5 in time for settlement, so that the dust amount carried by the material in the discharging process is greatly reduced, and the environmental pollution and the damage of the dust to the physical and mental health of workers are effectively reduced; in addition, dust in the crushing cavity 1 and the discharging part 3 is reduced, the probability that the dust enters the crusher through a machine gap can be effectively reduced, the damage of the inner structure of the crusher is avoided, the machine maintenance cost is reduced, and the production efficiency is further improved.

As optional implementation mode, the dust suction device includes wind channel 41 and the induced draft fan 43 of setting on wind channel 41, and the wind channel 41 is equipped with dust entrance portion 42 on being located the district section in ejection of compact portion 3, and the other end and the dust device 5 intercommunication of wind channel 41, and this embodiment is through induced draft fan 43 and wind channel 41, and the dust in the breaker is sucked to the dust device 5 in, simple structure, installation, convenient to use.

In order to improve the efficiency of absorbing the dust, the section that wind channel 41 is located ejection of compact portion 3 is equipped with a plurality of dust entrance parts 42, because the broken chamber 1 of cone crusher is the loop configuration, and the ejection of compact portion 3 that corresponds also is the loop configuration, so the setting of a plurality of dust entrance parts 42 can absorb the dust of the comminuted in-process from the different positions of ejection of compact portion 3, improves the absorption efficiency of dust.

Specifically, as shown in fig. 2, in the present embodiment, the section of the air duct 41 located in the discharging portion 3 is circular arc-shaped, and the dust inlet portions 42 are uniformly distributed on the air duct 41 in the circular arc-shaped section. Meanwhile, in order to improve the absorption efficiency, the dust inlet part 42 has a circular cross section, and as shown in fig. 3, the area of the cross section is gradually increased from the inside to the outside.

In order to prevent the material to wind channel 41 and dust entrance 42's striking at the emission in-process, cause the damage of dust entrance 42, wind channel 41 laminates a lateral wall setting of ejection of compact portion 3 as far as possible, and dust entrance 42 sets up the below at wind channel 41, makes the opening of dust entrance 42 face down, and at this moment, wind channel 41 and dust entrance 42's setting can not cause the hindrance to the emission of material, and can effectively reduce the damage of self.

In order to prevent larger particles from entering the air duct 41 along with the air flow and causing damage to the air duct 41 or the induced draft fan 43, a filter screen is arranged at the dust inlet 42, and the filter screen can allow fine dust to pass through and block the larger particles from entering.

In order to improve the intercepting effect of the filter screens, the filter screens in this embodiment include a first filter screen 421 and a second filter screen 422 that are sequentially disposed from outside to inside, and the aperture of the first filter screen 421 is larger than the aperture of the second filter screen 422, for example, the first filter screen 421 may be made of a wire mesh with a larger aperture, so as to block larger particles, and the aperture of the second filter screen 422 is smaller, so that it is sufficient for dust particles to pass through.

In order to improve the dust settling efficiency, in the present embodiment, a spray device 51 is provided in dustfall device 5, and spray device 51 is communicated with water inlet pipe 52 and can spray water into dustfall device 5 to settle dust entering dustfall device 5. Specifically, spray device 51 is disposed on the top of dust falling device 5, and an inlet of air duct 41 of dust falling device 5 is disposed near spray device 51 and below spray device 51, so that dust entering dust falling device 5 through air duct 41 can be deposited as quickly as possible by water sprayed from spray device 51.

In order to further improve the settling efficiency of the dust and improve the utilization rate of the spray water, as shown in fig. 4, a plurality of dust adsorption nets 53 are arranged in the dust falling device 5, and the dust adsorption nets 53 in the embodiment are sprayed to moisten the surface of the dust, so that the dust entering the dust falling device 5 can be adsorbed more quickly when contacting the moistened dust adsorption nets 53, the concentration of the dust in the settling device is reduced quickly, and the use of the spray water is reduced.

Fig. 5 is a schematic structural diagram of the dust adsorption net 53 in this embodiment, in which a grid structure is provided above the dust adsorption net 53, and a muddy water flowing region 531 is provided below the dust adsorption net 53, and no grid is provided for facilitating smooth outflow of muddy water.

To facilitate the flow of the muddy water, the inner bottom surface of the dust falling device 5 is inclined, and the device outlet 54 is provided on the side wall connected to the lower bottom surface side, the device outlet 54 being for discharging the muddy water as well as the air flow.

In order to simultaneously consider the contact area of the dust adsorption net 53 with the dust airflow and the shower water, as shown in fig. 4, the dust adsorption net 53 is obliquely arranged; and the dust adsorbing net 53 is lower as it is closer to the entering direction of the air duct 41.

In this embodiment, the dust adsorbing net 53 may be made of plastic, and is low in cost, easy to clean, and not easy to rust.

In order to reduce the use of spray water, save energy and protect the environment, a dust monitor and a controller are arranged in the dust falling device 5, an electromagnetic valve and a pressure pump are arranged on the water inlet pipe 52, when the dust concentration monitored by the dust monitor is greater than a set value, the electromagnetic valve and the pressure pump can be opened by the controller, and the spray device 51 can spray water into the dust falling device 5; when the dust concentration monitored by the dust monitor is less than a set value, the controller can close the solenoid valve and the pressurizing pump, and the spraying device 51 stops spraying water. The dust monitor, the controller, the solenoid valve and the pressure pump (not shown in the figure) can adopt the existing equipment and are installed through the existing installation and connection modes, and the aim of the utility model can be achieved.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a can reduce cone crusher of dust which characterized in that: the crusher comprises a crusher body and a dust removal device, wherein the crusher body comprises a rack, a feeding part (2) and a discharging part (3), a crushing cavity (1) is arranged in the rack, the feeding part (2) is positioned above the crushing cavity (1), and the discharging part (3) is positioned below the crushing cavity (1);

dust collector includes dust suction device and dust device (5) that communicate each other, dust suction device's dust entrance portion (42) set up in ejection of compact portion (3) to can with the dust attraction in ejection of compact portion (3) to in the dust device (5).

2. The cone crusher capable of reducing dust according to claim 1, wherein the dust suction device comprises an air duct (41) and an induced draft fan (43) arranged on the air duct (41), the section of the air duct (41) located in the discharging part (3) is provided with the dust inlet part (42), and the other end of the air duct (41) is communicated with the dust falling device (5).

3. The cone crusher capable of reducing dust according to claim 2, characterized in that a spraying device (51) is arranged in the dust falling device (5), and the spraying device (51) is communicated with a water inlet pipe (52) and can spray water into the dust falling device (5) to settle dust entering the dust falling device (5).

4. A cone crusher capable of reducing dust according to claim 3, characterized in that a plurality of dust adsorbing nets (53) are provided in the dust falling device (5).

5. A cone crusher capable of reducing dust according to claim 2, characterized in that the section of the air duct (41) inside the outfeed portion (3) is provided with a plurality of dust inlet portions (42).

6. The cone crusher capable of reducing dust according to claim 5, characterized in that the section of the air channel (41) located in the discharging part (3) is circular arc-shaped, and the dust inlet part (42) is evenly distributed on the air channel (41) of the circular arc-shaped section.

7. A cone crusher capable of reducing dust according to claim 1, characterized in that a screen is provided at the dust inlet portion (42).

8. The cone crusher capable of reducing dust according to claim 7, wherein the screens comprise a first screen (421) and a second screen (422) which are arranged in sequence from outside to inside, and the aperture of the first screen (421) is larger than that of the second screen (422).

9. The cone crusher capable of reducing dust according to claim 7, wherein the dust inlet portion (42) has a circular cross-section and an area of the cross-section gradually increases from the inside to the outside.

10. The cone crusher capable of reducing dust according to claim 3, wherein a dust monitor and a controller are arranged in the dust falling device (5), a solenoid valve and a pressure pump are arranged on the water inlet pipe (52), when the dust concentration monitored by the dust monitor is greater than a set value, the solenoid valve and the pressure pump can be opened by the controller, and a spraying device (51) can spray water into the dust falling device (5); when the dust concentration monitored by the dust monitor is less than a set value, the controller can close the electromagnetic valve and the pressurizing pump, and the spraying device (51) stops spraying water.