CN217341611U - Coal slime filter cake fine crushing machine - Google Patents
Coal slime filter cake fine crushing machine Download PDFInfo
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- CN217341611U CN217341611U CN202221110850.3U CN202221110850U CN217341611U CN 217341611 U CN217341611 U CN 217341611U CN 202221110850 U CN202221110850 U CN 202221110850U CN 217341611 U CN217341611 U CN 217341611U
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- coal slime
- main shaft
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Abstract
The utility model relates to a coal slime filter cake breaker in small, broken bits belongs to the more closely knit material crushing technical field of caking after the superhigh pressure filter-pressing. The technical scheme is as follows: the rotor device (2) comprises a main shaft (2.1), a rotor disc (2.3), a pin shaft (2.5), a hammer head (2.7), a grate plate scraper (2.8) and a bracket (2.9); the recoil plate (8.1) is fixed on the casing (1) through a support (8.2), and a cleaning chain (8.4) is arranged below the recoil plate (8.1); the forced material cleaning device (4) comprises a recoil plate scraper (4.1), a connecting frame (4.2) and a hydraulic cylinder (4.3); the connecting frame (4.2) is provided with a recoil plate scraper (4.1) matched with a recoil plate (8.1) in the recoil device (8). The utility model has the advantages that: the high-pressure filter-pressing coal slime filter cake with certain strength can be crushed to the required size fraction, and the operation reliability of equipment is improved.
Description
Technical Field
The utility model relates to a coal slime filter cake breaker in small, broken bits belongs to the more closely knit material crushing technical field of caking after the superhigh pressure filter-pressing.
Background
Along with the implementation of the national 'double-carbon' strategy, the clean and efficient production and washing of coal are promoted, and the coal washing and sorting which can catch clean coal sources is particularly critical. With the large-scale centralized washing of coal, how to perform resource recycling and utilization on a byproduct, namely coal slime in the washing process under the condition of meeting the environmental protection requirement to realize the potential value of the coal slime is a technical problem which is always involved in the industry. After the coal slime is subjected to ultrahigh pressure filter pressing, the water content can be reduced to about 18%, and the coal slime is crushed and mixed in the power coal, so that the heat productivity completely meets the requirements of the power coal. Thus, the method not only meets the requirement of environmental protection, but also realizes the resource utilization of waste, achieves multiple purposes, and has great economic and social benefits.
Traditional coal slime breaker adopts the blade to cut the material and realizes the breakage, and the blade is umbrella-type or oar shape, and blade axial and circumference distribute to on two main shafts, and two main shafts are rotatory in opposite directions during broken material, and the material passes through the shearing breakage of blade and directly gets into low reaches equipment, neither can be with the complete breakage of material, and ejection of compact granularity is too big, and the intensity of blade or thick liquid piece is not enough, and the reliability is poor, overhauls the maintenance volume too big.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a coal slime filter cake breaker in small, broken bits can be broken to the requirement size fraction with the high pressure filter-pressing coal slime filter cake that has certain intensity, improve equipment operational reliability, solve the problem that exists among the background art.
The technical scheme of the utility model is that:
a coal slime filter cake fine crusher comprises a casing, a rotor device, a forced material cleaning device, a motor and a reverse impact device;
a discharging grid plate is arranged at the lower part of the shell, and a discharging hole is formed in the discharging grid plate;
the rotor device comprises a main shaft, rotor disks, a pin shaft, hammers, a grate plate scraper and a support, wherein the main shaft is axially provided with a plurality of rotor disks, the hammers are arranged between every two adjacent rotor disks, and the rotor disks are connected with the hammers through the pin shaft; the bracket is arranged on the rotor disc, and a grid plate scraper matched with the discharging grid plate is arranged on the bracket;
the motor is in driving connection with a main shaft in the rotor device;
the recoil device is arranged on two sides of the main shaft and comprises a recoil plate, a support and a cleaning chain, the recoil plate is fixed on the shell through the support, and the cleaning chain is arranged below the recoil plate;
the forced material cleaning device comprises a recoil plate scraper, a connecting frame and a hydraulic cylinder; the cylinder body of the hydraulic cylinder is fixed on the shell, the cylinder head of the hydraulic cylinder is in driving connection with the connecting frame, and the connecting frame is provided with a recoil plate scraper matched with a recoil plate in the recoil device.
The discharging grid plate at the lower part of the machine shell is semicircular.
A main shaft spacer bush is arranged on a main shaft between rotor discs in the rotor device, and a hammer spacer bush is arranged on a pin shaft between hammers.
A plurality of rotor discs in the axial direction of the main shaft in the rotor device are respectively fixed on the main shaft through key slots.
And holes matched with the pin shaft are respectively arranged on the rotor disc and the hammer head in the rotor device.
And a rotor disc in the rotor device is arranged in the machine shell and is positioned above the semicircular discharging grid plate.
The two ends of the main shaft are provided with bearings and seals, the bearings and the seals are arranged on bearing seats, and the bearing seats are arranged on the machine base.
The beneficial effects of the utility model are that: utilize the broken principle of impact, will have the high pressure filter-pressing coal slime filter cake of certain intensity and smash to the requirement size fraction, crushing efficiency is high, and ejection of compact granularity is little, possesses the self-cleaning function moreover, glues stifled probability little, improve equipment operational reliability, reduces the daily maintenance volume of overhauing, can also apply to chemical industry, building, environmental protection, electric power etc. have certain moisture content, the broken treatment in small broken bits of the sticky wet material of certain crushing strength.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a left side view of the present invention;
FIG. 3 is a schematic view of the housing of the present invention;
FIG. 4 is a schematic view of the anti-impact device of the present invention;
FIG. 5 is a schematic view of the forced material cleaning device of the present invention;
FIG. 6 is a front view of the rotor of the present invention;
fig. 7 is a side view of the rotor of the present invention;
in the figure: 1. a housing; 2. a rotor arrangement; 3. a bearing seat; 4. a forced material cleaning device, 5 and a hydraulic coupler; 6. an electric motor; 7. a machine base; 8. an anti-impact device; 1.1, a machine shell end plate; 1.2, a shell side plate; 1.3, a discharging grid plate; 1.4, a shell switch hydraulic cylinder; 1.5 connecting bolt buckles; 1.6 pin shaft connecting components; 2.1, a main shaft; 2.2, bearings and sealing; 2.3, a rotor disc; 2.4, a main shaft spacer bush; 2.5, a pin shaft; 2.6, hammer spacing sleeves; 2.7, a hammer head; 2.8, a grate scraper; 2.9, a bracket;
4.1, a recoil plate scraper; 4.2, connecting frames; 4.3, a hydraulic cylinder, 4.4 and a supporting seat; 4.5 connecting a second bolt; 8.1, a recoil plate; 8.2, a support; 8.3, connecting a first bolt; 8.4, cleaning chain.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached drawings 1-7, a coal slime filter cake fine crusher comprises a machine shell 1, a rotor device 2, a forced material cleaning device 4, a motor 6 and a reverse impact device 8;
the lower part of the shell 1 is provided with a discharging grid plate 1.3, and the discharging grid plate 1.3 is provided with a discharging hole;
the rotor device 2 comprises a main shaft 2.1, rotor disks 2.3, a pin shaft 2.5, hammers 2.7, a grid plate scraper 2.8 and a support 2.9, the main shaft 2.1 is axially provided with a plurality of rotor disks 2.3, the hammers 2.7 are arranged between every two adjacent rotor disks 2.3, and the rotor disks 2.3 and the hammers 2.7 are connected together through the pin shaft 2.5; the bracket 2.9 is arranged on the rotor disc 2.3, and the bracket 2.9 is provided with a grate plate scraper 2.8 matched with the discharging grate plate 1.3;
the motor 6 is in driving connection with the main shaft 2.1 in the rotor device 2;
the recoil device 8 is arranged on two sides of the main shaft 2.1 and comprises a recoil plate 8.1, a support 8.2 and a cleaning chain 8.4, the recoil plate 8.1 is fixed on the machine shell 1 through the support 8.2, and the cleaning chain 8.4 is arranged below the recoil plate 8.1;
the forced material cleaning device 4 comprises a recoil plate scraper 4.1, a connecting frame 4.2 and a hydraulic cylinder 4.3; the cylinder body of the hydraulic cylinder 4.3 is fixed on the casing 1, the cylinder head of the hydraulic cylinder 4.3 is in driving connection with the connecting frame 4.2, and the connecting frame 4.2 is provided with a recoil plate scraper 4.1 matched with a recoil plate 8.1 in the recoil device 8.
In this example, referring to fig. 1-7, the casing 1 is formed by combining casing end plates 1.1 arranged on the left and right sides and casing side plates 1.2 arranged on the front and back sides, a short cavity is adopted in the casing, the impact frequency and the retention time of materials on a hammer head and a counterattack plate are reduced by a short stroke principle, the passing capacity is improved, and the occurrence of overload blocking and stuffer accidents is favorably prevented; the discharging grid plate 1.3 is semicircular and is arranged on the end plate 1.1 of the front machine shell, and grid holes are designed on the discharging grid plate 1.3 according to the discharging granularity condition in a pertinence mode to control the discharging granularity of a product. The shell switch hydraulic cylinder 1.4 controls the shell to be opened and closed quickly.
The hammer 2.7 and the rotor disc 2.3 can meet the requirement that after the material in the crushing cavity is full, the rotor can still rotate freely to break, and the occurrence of the material blockage accident of the overload stifling machine caused by the accumulation of the material due to the overlarge instantaneous feeding amount is avoided.
The grate plate scraper 2.8 is arranged on the rotor disc 2.3 through the bracket 2.9, and along with the rotation of the rotor disc 2.3, the grate plate scraper 2.8 forcibly cleans the coal slime adhered on the discharging grate plate 1.3, thereby avoiding the occurrence of the blockage accident of the stuffer.
The punching prevention plate 8.1 is matched with the forced material cleaning device 4 on the surface, and the material adhered on the punching prevention plate 8.1 is regularly cleaned by the punching prevention plate scraper 4.1, so that the occurrence of the stifled material accident of the stuffy machine caused by adhering the punching prevention plate is avoided.
The coal slime crusher is driven by a motor to provide power for the whole equipment, and the rotor is driven to rotate by the hydraulic coupler so as to drive the hammer head and the discharging grate plate scraper to rotate at a high speed; the hammer head rotating at high speed impacts and crushes the large materials, and the materials are forcibly discharged after being crushed by the grate scraper and the discharging grate. The size of the opening on the discharging grate plate ensures that the discharging granularity of the product meets the requirement of the crushing working condition. The forced material cleaning device is utilized to realize the self-cleaning function of the coal slime adhered to the backflushing plate, the occurrence of blockage accidents of the device caused by sticking materials is avoided, the operation reliability of the device is improved, and the daily maintenance and repair amount is reduced.
The application range of the coal slime crusher is not limited to the field of coal, the crusher can be expanded to the crushing of easily-caked food such as sugar and salt in the food industry, and can also be applied to the fine crushing treatment of sticky and wet materials with certain moisture and certain crushing strength in chemical industry, building, environmental protection, electric power and the like, so that considerable economic benefit is created for the market.
Claims (7)
1. The utility model provides a coal slime filter cake fine crushing breaker which characterized in that: comprises a shell (1), a rotor device (2), a forced material cleaning device (4), a motor (6) and an anti-impact device (8);
a discharging grid plate (1.3) is arranged at the lower part of the shell (1), and a discharging hole is formed in the discharging grid plate (1.3);
the rotor device (2) comprises a main shaft (2.1), rotor discs (2.3), a pin shaft (2.5), hammers (2.7), a grate plate scraper (2.8) and a support (2.9), wherein the main shaft (2.1) is axially provided with a plurality of rotor discs (2.3), the hammers (2.7) are arranged between every two adjacent rotor discs (2.3), and the rotor discs (2.3) and the hammers (2.7) are connected together through the pin shaft (2.5); the bracket (2.9) is arranged on the rotor disc (2.3), and the bracket (2.9) is provided with a grid plate scraper (2.8) matched with the discharging grid plate (1.3);
the motor (6) is in driving connection with a main shaft (2.1) in the rotor device (2);
the recoil device (8) is arranged on two sides of the main shaft (2.1) and comprises a recoil plate (8.1), a support (8.2) and a cleaning chain (8.4), the recoil plate (8.1) is fixed on the machine shell (1) through the support (8.2), and the cleaning chain (8.4) is arranged below the recoil plate (8.1);
the forced material cleaning device (4) comprises a recoil plate scraper (4.1), a connecting frame (4.2) and a hydraulic cylinder (4.3); the cylinder body of the hydraulic cylinder (4.3) is fixed on the machine shell (1), the cylinder head of the hydraulic cylinder (4.3) is in driving connection with the connecting frame (4.2), and a recoil plate scraper (4.1) matched with a recoil plate (8.1) in the recoil device (8) is arranged on the connecting frame (4.2).
2. The coal slime filter cake fine crushing machine as claimed in claim 1, characterized in that: the discharging grid plate (1.3) at the lower part of the machine shell (1) is semicircular.
3. The coal slime filter cake fine crushing machine as claimed in claim 1 or 2, wherein: a main shaft spacer bush (2.4) is arranged on a main shaft (2.1) between rotor discs (2.3) in the rotor device (2), and a hammer spacer bush (2.6) is arranged on a pin shaft (2.5) between hammer heads (2.7).
4. The coal slime filter cake fine crushing machine as claimed in claim 1 or 2, characterized in that: a plurality of axial rotor disks (2.3) of a main shaft (2.1) in the rotor device (2) are respectively fixed on the main shaft (2.1) through key slots.
5. The coal slime filter cake fine crushing machine as claimed in claim 1 or 2, characterized in that: and holes matched with the pin shaft (2.5) are respectively arranged on the rotor disc (2.3) and the hammer head (2.7) in the rotor device (2).
6. The coal slime filter cake fine crushing machine as claimed in claim 2, characterized in that: the rotor disc (2.3) in the rotor device (2) is arranged in the casing (1) and is positioned above the semicircular discharging grid plate (1.3).
7. The coal slime filter cake fine crushing machine as claimed in claim 2, characterized in that: both ends of main shaft (2.1) all are equipped with bearing and sealed (2.2), and bearing and sealed (2.2) set up on bearing frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221110850.3U CN217341611U (en) | 2022-05-11 | 2022-05-11 | Coal slime filter cake fine crushing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221110850.3U CN217341611U (en) | 2022-05-11 | 2022-05-11 | Coal slime filter cake fine crushing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217341611U true CN217341611U (en) | 2022-09-02 |
Family
ID=83011762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221110850.3U Active CN217341611U (en) | 2022-05-11 | 2022-05-11 | Coal slime filter cake fine crushing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217341611U (en) |
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2022
- 2022-05-11 CN CN202221110850.3U patent/CN217341611U/en active Active
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