CN216936279U

CN216936279U - Material crushing equipment

Info

Publication number: CN216936279U
Application number: CN202220515807.9U
Authority: CN
Inventors: 黄小明; 禹燕生; 王杨; 曹同礼; 张立春
Original assignee: Anhui Conch Construction Materials Design Institute Co Ltd; Anhui Conch Holdings Co Ltd
Current assignee: Anhui Conch Construction Materials Design Institute Co Ltd; Anhui Conch Holdings Co Ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-12
Anticipated expiration: 2032-03-10

Abstract

The utility model provides material crushing equipment applied to the technical field of material crushing. Material crushing equipment, including breaker (1), feeding machine (2), low reaches conveyer belt (3), breaker (1) and feeding machine (2) between set up roller sieve (4), roller sieve (4) include many roller (5), low reaches conveyer belt (3) are located roller sieve (4) and breaker (1) below position, set up comb sieve (6) in breaker (1). The material crushing equipment disclosed by the utility model is simple in structure and low in investment cost, can conveniently and reliably control the discharge granularity of the material, effectively improves the material crushing production capacity and efficiency, and meets the production requirement.

Description

Material crushing equipment

Technical Field

The utility model belongs to the technical field of material crushing, and particularly relates to material crushing equipment.

Background

In the material crushing equipment, a double-rotor hammer crusher mainly drives a rotor to rotate at a high speed in a crushing cavity by a motor, and materials are fed into the crusher from an upper feeding port and crushed by the striking, impacting, shearing and grinding effects of a hammer moving at a high speed. The lower part of the rotor is provided with a sieve plate, the grain fraction smaller than the size of the sieve pore in the crushed materials is discharged through the sieve plate, the coarse grain fraction larger than the size of the sieve pore is retained on the sieve plate and continuously subjected to the striking and grinding of a hammer, and finally the coarse grain fraction is discharged out of the machine through the sieve plate. The method is widely applied to finely grinding medium-hardness materials in industrial departments such as crushing and processing of various stones, building aggregates, highway pavement materials, bedding materials, production of asphalt concrete and cement concrete aggregates, application of water conservancy and hydropower, road traffic industry and the like. The heavy plate type feeding machine is arranged above a material port of the crusher in a conventional arrangement mode, the production capacity of the system is 1400t/h, the discharging granularity is 70mm, the roller press is popularized and used in the processing of the raw material mill along with the improvement and the transformation of the energy efficiency of a clinker production line of a cement plant, the feeding granularity requirement is below 40mm, and the production requirement of a plant area cannot be met in the conventional arrangement mode.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the material crushing equipment is simple in structure, low in input cost, capable of conveniently and reliably controlling the discharging granularity of materials, capable of effectively improving the material crushing production capacity and efficiency and capable of meeting production requirements.

To solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model relates to material crushing equipment which comprises a crusher, a feeding machine and a downstream conveying belt, wherein a roller shaft screen is arranged between the crusher and the feeding machine, the roller shaft screen comprises a plurality of roller shafts, the downstream conveying belt is positioned below the roller shaft screen and the crusher, and a grate screen is arranged in the crusher.

The adjacent roller of roller screen between set up the roller clearance in gap.

The roll shaft clearance of the adjacent roll shaft of the roll shaft screen is set to be of the same structure, and the roll shaft clearance and the grate screen clearance of the grate screen are set to be of the same structure.

The material crushing equipment further comprises a unloading pit, and the unloading pit is located above the feeding machine.

The material crushing equipment further comprises a dust collector, and the dust collector is connected with the crusher.

The feeding machine is close to one side of the roll shaft screen, and the crushing machine is close to the other side of the roll shaft screen.

The feeder is in an inclined arrangement structure, and a feed opening of the unloading pit is aligned with the feeder.

The feeding machine is a heavy plate type feeding machine.

The crusher is a double-rotor hammer crusher.

The roll shaft clearance of many roll shafts of roll shaft sieve set up to the structure that can adjust.

By adopting the technical scheme of the utility model, the following beneficial effects can be obtained:

the material crushing equipment provided by the utility model has the advantages that in order to realize the control of the discharge granularity of material crushing, the roller shaft sieve is arranged between the crusher and the feeding machine, the roller shaft clearance of the roller shaft sieve can be selected according to the requirement, the roller shaft sieve with different roller shaft clearances can be replaced according to the requirement of the discharge granularity of different materials, and meanwhile, the grate sieve (sieve plate) of the crusher is correspondingly replaced and selected, so that the size of the clearance of the grate sieve is consistent with that of the roller shaft clearance. Like this, when the material passes through the board feeding machine and carries to through the roller sieve, the material that is less than the roller clearance of setting for directly falls through the roller clearance, falls to the low reaches belt on, the low reaches belt carries out the transport of the material that meets the requirements, and the roller clearance material that is greater than the setting for gets into the breaker breakage, satisfies the material granule of the material granularity of setting for after the breaker breakage and falls from the comb sieve, also falls to the low reaches belt on, the low reaches belt realizes the transport of the material granule that satisfies the requirements. Like this, the material is in fact carried out a screening in advance before the breakage, and the broken material that the breaker needs reduces, and falls to the material on the low reaches belt and can obtain increasing to effectively improve productivity. The material crushing equipment disclosed by the utility model is simple in structure and low in investment cost, can conveniently and reliably control the discharge granularity of the material, effectively improves the material crushing production capacity and efficiency, and meets the production requirement.

Drawings

The contents of the description and the references in the drawings are briefly described as follows:

fig. 1 is a schematic front view of a material crushing apparatus according to the present invention;

FIG. 2 is a schematic top view of the material crushing apparatus of the present invention;

in the drawings, the symbols are respectively: 1. a crusher; 2. a feeder; 3. a downstream conveyor belt; 4. a roll shaft screen; 5. a roll shaft; 6. a grate screen; 7. unloading the pit; 8. provided is a dust collector.

Detailed Description

The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail, such as the shapes and structures of the various components, the mutual positions and connection relationships among the various parts, the functions and operating principles of the various parts, etc., with reference to the following description of the embodiments:

as shown in the attached drawings 1 and 2, the utility model relates to a material crushing device, which comprises a crusher 1, a feeding machine 2 and a downstream conveying belt 3, wherein a roller shaft screen 4 is arranged between the crusher 1 and the feeding machine 2, the roller shaft screen 4 comprises a plurality of roller shafts 5, the downstream conveying belt 3 is positioned below the roller shaft screen and the crusher, and a grate screen 6 is arranged in the crusher 1. The structure provides an improved technical scheme aiming at the defects in the prior art. For the control of the broken ejection of compact granularity of realization material, set up the roller sieve between breaker and feeder, and the roller clearance of roller sieve can be selected as required, to the requirement of the ejection of compact granularity of different materials, can change the roller sieve 4 of setting for having different roller clearances, and carry out corresponding change and selection with comb sieve 6 (sieve plate) of breaker simultaneously for the clearance (sieve mesh size) of comb sieve 6 is unanimous with the size in roller clearance. Like this, when the material passes through board feeding machine 2 and carries to through roller sieve 4, the material that is less than the roller clearance of settlement (like 40mm) directly falls through the roller clearance, fall on low reaches belt 3, low reaches belt 3 carries out the transport of the material that meets the requirements, and be greater than roller clearance (40mm) of settlement material and get into the breaker breakage, satisfy the material granule of the material granularity of settlement and fall from comb sieve 6 after the breaker breakage, also fall on low reaches belt 3, low reaches belt 3 realizes the transport of the material granule that meets the requirements. Like this, the material is in fact carried out a screening in advance before the breakage, and the broken material that the breaker needs reduces, and falls to the material on the low reaches belt and can obtain increasing to effectively improve productivity. The material crushing equipment disclosed by the utility model is simple in structure and low in investment cost, can conveniently and reliably control the discharge granularity of the material, effectively improves the material crushing production capacity and efficiency, and meets the production requirement.

The adjacent roller 5 of roller sieve 4 between set up the roller clearance in gap. The roll shaft clearance of the adjacent roll shafts 5 of the roll shaft screen 4 is set to be of the same structure, and the roll shaft clearance and the grate screen clearance of the grate screen 6 are set to be of the same structure. Above-mentioned structure ensures that the material that falls through the roller clearance and the ejection of compact granularity of the material after the breaker breakage keeps unanimous.

The material crushing equipment also comprises a unloading pit 7, and the unloading pit 7 is positioned above the feeding machine 2. Above-mentioned structure, the pit of unloading is used for supplying the material, and the material falls to the feeding machine and carries out the feeding.

The material crushing equipment further comprises a dust collector 8, and the dust collector 8 is connected with the crusher 1. By the structure, when the crusher works, the dust collector can collect dust, so that the field pollution is reduced.

The feeding machine 2 is close to one side of the roller screen 4, and the crusher 1 is close to the other side of the roller screen 4. The feeder 2 is in an inclined arrangement structure, and a feed opening of the unloading pit 7 is aligned with the feeder 2. The feeder 2 is a heavy plate feeder. The crusher 1 is a double rotor hammer crusher.

The roll shaft gaps of the roll shafts 5 of the roll shaft screen 4 are set to be adjustable structures

According to the material crushing equipment disclosed by the utility model, the roll shaft gaps of the roll shafts 5 of the roll shaft screen 4 can also be set to be adjustable structures. Therefore, the roller screen does not need to be replaced aiming at different materials, and only the roller shaft clearance of the roller screen needs to be adjusted. While roll axis adjustment is a well-established technique in the prior art, different solutions can be chosen, as is well known in the art.

The material crushing equipment provided by the utility model has the advantages that in order to realize the control of the discharge granularity of material crushing, the roller shaft sieve is arranged between the crusher and the feeding machine, the roller shaft clearance of the roller shaft sieve can be selected according to the requirement, the roller shaft sieve with different roller shaft clearances can be replaced according to the requirement of the discharge granularity of different materials, and meanwhile, the grate sieve (sieve plate) of the crusher is correspondingly replaced and selected, so that the size of the clearance of the grate sieve is consistent with that of the roller shaft clearance. Like this, when the material passes through the board feeding machine and carries to through the roller sieve, the material that is less than the roller clearance of setting for directly falls through the roller clearance, falls to the low reaches belt on, the low reaches belt carries out the transport of the material that meets the requirements, and the roller clearance material that is greater than the setting for gets into the breaker breakage, satisfies the material granule of the material granularity of setting for after the breaker breakage and falls from the comb sieve, also falls to the low reaches belt on, the low reaches belt realizes the transport of the material granule that satisfies the requirements. Like this, the material is in fact carried out a screening in advance before the breakage, and the broken material that the breaker needs reduces, and falls to the material on the low reaches belt and can obtain increasing to effectively improve productivity. The material crushing equipment disclosed by the utility model is simple in structure and low in input cost, can conveniently and reliably control the discharge particle size of the material, effectively improves the material crushing production capacity and efficiency, and meets the production requirements.

The present invention has been described in connection with the accompanying drawings, and it is to be understood that the utility model is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the utility model, and its application to other applications without departing from the spirit and scope of the utility model.

Claims

1. A material crushing equipment which characterized in that: including breaker (1), feeding machine (2), low reaches conveyer belt (3), breaker (1) and feeding machine (2) between set up roller sieve (4), roller sieve (4) include many roller (5), low reaches conveyer belt (3) are located roller sieve (4) and breaker (1) below position, set up comb sieve (6) in breaker (1).

2. The material crushing apparatus of claim 1, wherein: the roll shaft clearance of gap is set up between adjacent roll shaft (5) of roll shaft sieve (4).

3. The material crushing apparatus of claim 2, wherein: the roll shaft clearance of the adjacent roll shaft (5) of the roll shaft screen (4) is set to be of the same size structure, and the roll shaft clearance and the grate screen clearance of the grate screen (6) are set to be of the same size structure.

4. The material crushing plant according to claim 1 or 2, characterized in that: the material crushing equipment further comprises a unloading pit (7), and the unloading pit (7) is located above the feeding machine (2).

5. The material crushing apparatus of claim 4, wherein: the material crushing equipment further comprises a dust collector (8), and the dust collector (8) is connected with the crusher (1).

6. The material crushing plant according to claim 1 or 2, characterized in that: the feeding machine (2) is close to one side of the roller shaft screen (4), and the crusher (1) is close to the other side of the roller shaft screen (4).

7. The material crushing apparatus of claim 4, wherein: the feeder (2) is in an inclined arrangement structure, and a feed opening of the unloading pit (7) is aligned with the feeder (2).

8. The material crushing plant according to claim 1 or 2, characterized in that: the feeder (2) is a heavy plate type feeder.

9. The material crushing plant according to claim 1 or 2, characterized in that: the crusher (1) is a double-rotor hammer crusher.

10. The material crushing plant according to claim 1 or 2, characterized in that: the roll shaft gaps of the roll shaft sieves (4) and the roll shafts (5) are set to be adjustable.