CN110339894B - Quantitative jaw crusher with constant-granularity dust removal and vibration reduction functions and method thereof - Google Patents
Quantitative jaw crusher with constant-granularity dust removal and vibration reduction functions and method thereof Download PDFInfo
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- CN110339894B CN110339894B CN201910538173.1A CN201910538173A CN110339894B CN 110339894 B CN110339894 B CN 110339894B CN 201910538173 A CN201910538173 A CN 201910538173A CN 110339894 B CN110339894 B CN 110339894B
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- 230000009467 reduction Effects 0.000 title claims abstract description 20
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- 239000000463 material Substances 0.000 claims abstract description 64
- 238000001914 filtration Methods 0.000 claims abstract description 44
- 239000013049 sediment Substances 0.000 claims abstract description 33
- 238000013016 damping Methods 0.000 claims abstract description 11
- 239000002699 waste material Substances 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 230000003068 static effect Effects 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000001125 extrusion Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/04—Jaw crushers or pulverisers with single-acting jaws
- B02C1/043—Jaw crushers or pulverisers with single-acting jaws with cooperating single acting jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/007—Fume suction nozzles arranged on a closed or semi-closed surface, e.g. on a circular, ring-shaped or rectangular surface adjacent the area where fumes are produced
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Disintegrating Or Milling (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a constant-granularity dedusting quantitative jaw crusher with a vibration reduction function and a method thereof, wherein the quantitative jaw crusher comprises a feeding device, a spiral feeding device, a feeding motor, a sediment filtering device, a frame, a lifting motor, a dust collection system, a spiral lifting device, a jaw crushing device, a damping spring and a movable screen; the materials enter a jaw crushing device for crushing after passing through a feeding device, a spiral feeding device and a sediment filtering device, and are screened and collected by a movable sieve; the spiral lifting device is used for conveying the materials which do not meet the granularity requirement into the jaw crushing device again; the dust collection system collects the generated dust. The technical proposal has ingenious and compact overall structural design and lower cost; the whole machine is arranged in the closed room to prevent dust from wantonly drifting, so that the dust is convenient to purify, and the technical scheme has lower cost and is convenient to popularize and apply further.
Description
Technical Field
The invention relates to the technical field of jaw crushing equipment, in particular to a quantitative jaw crusher with a constant-granularity dust removal function and a vibration reduction function and a method thereof.
Background
One of the main mechanisms in jaw crusher equipment is the crushing chamber, which usually consists of jaws and tooth plates. The crushing machine is widely applied to crushing various ores and massive materials in industries such as mine smelting, building materials, highways, railways, water conservancy, chemical industry and the like, and a large amount of raw materials and recycled waste materials are required to be processed by the crusher every year. For example, in a concentrating mill, in order to achieve monomer separation of useful minerals in ores, it is necessary to crush the raw ores to a particle size required by the ore grinding process by using a crusher so as to meet the process requirements of further processing. The conventional crusher is usually used for crushing raw materials by extrusion crushing. The whole processing process is diffuse in dust and ash and extremely serious in air pollution. The dust removal device in the prior art has complex structure and poor effect, so that a new scheme is urgently needed to solve the technical problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a constant-granularity dedusting quantitative jaw crusher with a vibration reduction function and a method thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention discloses a quantitative jaw crusher with constant granularity dust removal and vibration reduction functions, which comprises a feeding device, a spiral feeding device, a feeding motor, a sediment filtering device, a frame, a lifting motor, a dust collection system, a spiral lifting device, a jaw crushing device, a vibration reduction spring and a movable screen, wherein the feeding device is arranged on the frame;
a material conveying channel is arranged in the frame and comprises a horizontal sediment filtering section, an inclined conveying section and a vertical channel which are connected in sequence; the feeding device is arranged at the top of the frame, the feeding device is connected with an inlet of a material conveying channel, the sediment filtering device is arranged at the bottom of the horizontal sediment filtering section and is positioned below the feeding device, and the vertical channel is a channel from the lower end of the inclined conveying section to the crushing cavity of the jaw crushing device; a spiral feeding device is horizontally arranged in the horizontal sediment filtering section in a transverse direction; the feeding motor is connected with the spiral feeding device and used for driving the spiral feeding device; a movable sieve is arranged below the discharge hole of the jaw crusher; the movable sieve is obliquely arranged and fixed by the frame, the lower end of the movable sieve is connected with the bottom feeding port of the spiral material lifting device, and the top discharging port of the spiral material lifting device is positioned on the side wall of the vertical channel; the spiral material lifting device is driven by a material lifting motor and is vertically arranged in the frame;
the inlet of the dust collection system is positioned on the side wall of the vertical channel; the jaw crushing device comprises a movable jaw device, a flywheel, a piston, a toggle plate, a driving shaft, a static jaw device, a spring pull rod, a crushing cavity and a driving motor, wherein the driving motor is connected with the flywheel through a belt, the flywheel is connected with the top of the movable jaw device through the driving shaft, the piston is connected with the bottom of the movable jaw device through the toggle plate and the spring pull rod, the crushing cavity is formed between the movable jaw device and the static jaw device, and the static jaw device is arranged on a frame; the movable sieve is arranged below a discharge hole at the bottom of the crushing cavity; the bottom of the jaw crusher is connected with the bottom of the frame through a damping spring.
Preferably, the dust collection system comprises a dust hood, a protection plate, a dust filtering device, a unidirectional rotary suction fan, a dust settling chamber, a dust discharging device, a dust condensation filter plate, a purification ventilation device and a dust collection pipeline,
the dust collection system is provided with a dust filtering device at the inlet; a protection plate is arranged above the inlet of the dust collection system; the inlet of the dust collection system is connected with one end of a dust collection pipeline through a dust collection cover, the other end of the dust collection pipeline is connected with the inlet of a unidirectional rotary suction fan, and the outlet of the unidirectional rotary suction fan is connected with a dust settling chamber; the dust settling chamber is internally provided with a plurality of groups of dust condensing filter plates, the bottom of the dust settling chamber is provided with a dust exhausting device, and the top of the dust settling chamber is provided with a purifying and ventilating device serving as a gas outlet of the dust collection system.
The invention also discloses a control system of the constant-granularity dedusting quantitative jaw crusher with the vibration reduction function, which comprises an operation panel, a control module, a motor driving module, an acousto-optic early warning module, a hydraulic control system, a lubrication system, a detection module, a movable screen control module and a dedusting control module;
the control module is electrically connected with the motor driving module, the acousto-optic early warning module, the hydraulic control system, the lubricating system, the detection module, the movable screen control module and the dust removal control module respectively;
the motor driving module is respectively and electrically connected with the feeding motor, the lifting motor and the driving motor, the driving motor drives the flywheel through the belt, the flywheel drives the driving shaft, and the driving shaft drives the movable jaw device to work;
the acousto-optic early warning module is used for early warning and prompting when overload faults occur;
the hydraulic control system is used for controlling and balancing the internal hydraulic equipment of the quantitative jaw crusher with the constant-granularity dust removal and vibration reduction functions;
the detection module is electrically connected with the bit material detector and is in signal connection with the bit material detector;
the movable screen control module is electrically connected with the movable screen and in signal connection, and the output granularity of the crushed objects is limited by controlling the movable screen.
The dust removal control module is respectively and electrically connected with the unidirectional rotary suction fan and the dust exhaust device in the dust collection system, and the dust removal control module changes the adsorption capacity of the unidirectional rotary suction fan by controlling the working frequency of the unidirectional rotary suction fan.
The invention also discloses a working method of the quantitative jaw crusher with the vibration reduction function for the constant-granularity dust removal, which is characterized in that:
the material enters a material conveying channel from a feeding device, and at a horizontal sediment filtering section of the material conveying channel, the material is pushed by a spiral feeding device to be conveyed forwards, and sediment is filtered by the sediment filtering device;
then the material enters an inclined conveying section, the material further enters a vertical channel under the action of gravity and falls into a crushing cavity of a jaw crushing device, the material is crushed by the jaw crushing device and falls into a movable sieve, the movable sieve filters the material to obtain the material with required granularity, and the material which fails to pass through the movable sieve enters a spiral lifting device, and the spiral lifting device lifts the material and re-enters the jaw crushing device for crushing; the movable screen ensures that the discharged materials meet the granularity required by the ore grinding process;
dust generated in the forced crushing process enters a dust collection system, a protection plate is used for protecting a dust filtering device from being damaged by impact of materials, dust in the materials enters a dust collection pipeline after being filtered by the dust filtering device, the dust finally enters a dust settling chamber under the action of a unidirectional rotary suction fan, the dust is collected by a dust condensation filter plate through electrostatic absorption in the dust settling chamber, and gas is discharged from a purification and ventilation device; the collected dust is finally discharged periodically by the dust discharge device.
Compared with the prior art, the invention has the beneficial effects that:
1) The technical proposal has ingenious and compact overall structural design and lower cost; 2) The design of the protection plate can effectively reduce the impact of stone splash on the dust hood and the filter screen when the raw materials are in operation, and prolong the service lives of the dust hood and the filter screen; 3) The filter screen is designed to prevent large raw materials from entering the dust collection pipeline and prevent the dust collection air pipe from being blocked by the raw materials; 4) The detachable design of the dust removing filter screen is more convenient for the maintenance and the maintenance of later-stage equipment. The working intensity of maintenance personnel is reduced, and the service efficiency of the product is improved; 5) The design of the ventilation purification device can carry out emergency pressure discharge on the room when the device fails, so that the afraid consequences of explosion caused by overlarge gas pressure in the room are avoided, and the product is safer and more reliable in operation; 6) The whole machine is arranged in the closed room to prevent dust from wantonly drifting, so that the dust is convenient to purify, and the technical scheme has lower cost and is convenient to popularize and apply further.
Drawings
FIG. 1 is a schematic diagram of a quantitative jaw crusher with a constant-granularity dust removing function and a vibration reducing function;
fig. 2 is a schematic block diagram of a control system of a constant-granularity dedusting quantitative jaw crusher with a vibration reduction function.
Legend description:
the device comprises a feeding device 1, a spiral feeding device 2, a feeding motor 3, a sediment filtering device 4, a frame 5, a lifting motor 6, a dust collection system 7, a spiral lifting device 8, a jaw crushing device 9, a damping spring 10, a position detector 11, a waste filtering device 12, a movable screen 13, a dust collection cover 71, a protection plate 72, a dust filtering device 73, a unidirectional rotary suction fan 74, a dust settling chamber 75, a dust discharge device 76, a dust collection filter plate 77, a purification ventilation device 78, a dust collection pipeline 79, a movable jaw device 91, a flywheel 92, a piston 93, a toggle plate 94, a driving shaft 95, a static jaw device 96, a spring pull rod 97, a crushing cavity 98, an operation panel 101, a control module 102, a motor driving module 103, an acousto-optic early warning module 104, a hydraulic control system 105, a lubrication system 106, a detection module 107, a movable screen control module 108, a dust collection control module 109 and a driving motor 99.
It should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale. Further, the same or similar reference numerals denote the same or similar members.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, the quantitative jaw crusher with vibration damping function for constant-granularity dust removal in the embodiment comprises a feeding device 1, a spiral feeding device 2, a feeding motor 3, a sediment filter 4, a frame 5, a lifting motor 6, a dust collection system 7, a spiral lifting device 8, a jaw crushing device 9, a damping spring 10 and a movable screen 13;
a material conveying channel is arranged in the frame 5, and comprises a horizontal sediment filtering section, an inclined conveying section and a vertical channel which are connected in sequence; the feeding device 1 is arranged at the top of the frame 5, the feeding device 1 is connected with an inlet of a material conveying channel, the sediment filtering device 4 is arranged at the bottom of the horizontal sediment filtering section and is positioned below the feeding device 1, and the vertical channel is a channel from the lower end of the oblique conveying section to the crushing cavity of the jaw crushing device 9; a spiral feeding device 2 is horizontally arranged in the horizontal sediment filtering section in a transverse direction; the feeding motor 3 is connected with the spiral feeding device 2 and is used for driving the spiral feeding device 2; a movable screen 13 is arranged below the discharge port of the jaw crusher 9; the movable sieve 13 is obliquely arranged and fixed by the frame 5, the lower end of the movable sieve 13 is connected with a bottom feed inlet of the spiral lifting device 8, and a top discharge outlet of the spiral lifting device 8 is positioned on the side wall of the vertical channel; the spiral lifting device 8 is driven by the lifting motor 6 and is vertically arranged in the frame;
the inlet of the dust collection system 7 is positioned on the side wall of the vertical channel; the jaw crusher 9 comprises a movable jaw device 91, a flywheel 92, a piston 93, a toggle plate 94, a driving shaft 95, a static jaw device 96, a spring pull rod 97, a crushing cavity 98 and a driving motor 99, wherein the driving motor 99 is connected with the flywheel 92 through a belt, the flywheel 92 is connected with the top of the movable jaw device 91 through the driving shaft 95, the piston 93 is connected with the bottom of the movable jaw device 91 through the toggle plate 94 and the spring pull rod 97, the crushing cavity 98 is formed between the movable jaw device 91 and the static jaw device 96, and the static jaw device 96 is arranged on the frame 5; the movable screen 13 is arranged below a discharge hole at the bottom of the crushing cavity 98; the bottom of the jaw crusher 9 is connected with the bottom of the frame 5 through a damping spring 10;
the dust collection system 7 comprises a dust collection cover 71, a protection plate 72, a dust filtering device 73, a unidirectional rotary suction fan 74, a dust settling chamber 75, a dust discharging device 76, a dust condensation filter plate 77, a purification ventilation device 78 and a dust collection pipeline 79; the inlet of the dust collection system 7 is provided with a dust filtering device 73; a protection plate 72 is arranged above the inlet of the dust collection system 7; the inlet of the dust collection system 7 is connected with one end of a dust collection pipeline 79 through a dust collection cover 71, the other end of the dust collection pipeline 79 is connected with the inlet of a unidirectional rotary suction fan 74, and the outlet of the unidirectional rotary suction fan 74 is connected with a dust settling chamber 75; the dust settling chamber 75 is internally provided with a plurality of groups of dust condensing filter plates 77, the bottom is provided with a dust exhausting device 76, and the top of the dust settling chamber 75 is provided with a purifying and ventilating device 78 serving as a gas outlet of the dust collection system 7.
The filter screen is designed to prevent large raw materials from entering the dust collection pipeline and prevent the dust collection air pipe from being blocked by the raw materials; the detachable design of the dust removing filter screen is more convenient for the maintenance and the maintenance of later-stage equipment. The working intensity of maintenance personnel is reduced, and the service efficiency of the product is improved; the design of the ventilation purification device can carry out emergency pressure discharge to the room when the device fails, so that the dire consequences of explosion caused by overlarge gas pressure in the room are avoided, and the product is safer and more reliable in operation.
The working procedure of this embodiment is as follows:
the material enters a material conveying channel from a feeding device 1, and in a horizontal sediment filtering section of the material conveying channel, the material is pushed by a spiral feeding device 2 to be conveyed forwards, and sediment is filtered by a sediment filtering device 4;
then the material enters an inclined conveying section, the material further enters a vertical channel under the action of gravity and falls into a crushing cavity of a jaw crushing device, the material is crushed by the jaw crushing device and falls into a movable sieve, the movable sieve filters the material to obtain the material with required granularity, and the material which fails to pass through the movable sieve enters a spiral lifting device, and the spiral lifting device lifts the material and re-enters the jaw crushing device for crushing; the movable screen ensures that the discharged materials meet the granularity required by the ore grinding process;
dust generated in the forced crushing process enters the dust collection system 7, the protection plate 72 is used for protecting the dust filtering device 73 from being damaged by impact of materials, the dust in the materials enters the dust collection pipeline 79 after being filtered by the dust filtering device 73, finally enters the dust settling chamber 75 under the action of the unidirectional rotary suction fan 74, and in the dust settling chamber 75, the dust is collected by the dust condensation filter plate 77 through electrostatic absorption, and the gas is discharged from the purification ventilation device 78; the collected dust is finally discharged periodically by the dust discharge device 76.
After the dust collection system is arranged, dust is prevented from wantonly drifting, the dust collection system is convenient to clean, and the dust is prevented from diffusing to pollute the air, so that the body of an operator is prevented from being damaged.
In one embodiment of the invention, the dust hood is tapered in the airflow direction, the protection plate 72 is a triangular baffle, the protection plate 72 is arranged in the side wall of the vertical channel, and the dust filtering device 73 is directly above. When the diameter of the dust filter 73 is R, the width of the shielding plate 72 is preferably (0.5-1.5) R, and the preferable distance from the tip of the dust filter 73 is (0-0.5) R. The design of guard plate can effectively reduce the raw materials during operation, because of the stone splashes the striking that brings for suction hood and filter screen, has prolonged the life of suction hood and filter screen.
In one embodiment of the present invention, the purifying and ventilating device 78 is provided with a replaceable filter screen inside. The replaceable filter screen is used for ensuring that the gas exhausted by the dust collection system 7 does not pollute the environment.
In one embodiment of the present invention, the movable screen 13 is made of metal pipes arranged horizontally and vertically in an interweaving manner. The movable screen 13 is used for ensuring that the discharged materials meet the granularity required by the ore grinding process; further, the movable screen 13 may be an adjustable-particle-size movable screen, and the required particle size requirement may be adjusted during the working process.
In one embodiment of the present invention, the bottom of the oblique transmission section is provided with a waste filtering device 12; the feeding device 1 is a feeding hopper, and the spiral feeding device 2 and the spiral lifting device 8 are augers; the sediment filter device 4 and the waste filter device 12 are both sieve plates. The waste filter device 12 is used to filter waste materials whose size is not in compliance with the crushing size requirements, typically those waste materials that are of a size that is smaller than the size requirements that the moving screen can filter, are difficult to crush effectively in crushers when used with large-scale belt crushed materials, or require multiple cycles to crush, which can increase the load on the moving screen and screw lifters.
On the basis of the embodiment, further, a collecting bucket is arranged below the sediment filtering device 4 and the waste filtering device 12, and the bottom of the collecting bucket is connected with the bottom of the frame 5 through a damping spring 10. The sediment filter 4 and the waste filter 12 can be respectively provided with a collecting hopper below for respectively collecting sediment and waste, or can be provided with only one collecting hopper for uniformly collecting waste. The shock absorbing spring 10 can reduce the impact of waste and silt to the frame.
On the basis of the embodiment, further, a bit detector is arranged at the top of the vertical channel. The material level detector is used for detecting and feeding back the material amount entering the vertical channel, and the feeding amount of the feeding device can be reasonably controlled through the feedback of the material level detector.
Referring to fig. 2, the control system of the quantitative jaw crusher with the vibration reduction function for constant-granularity dust removal comprises an operation panel 101, a control module 102, a motor driving module 103, an acousto-optic early warning module 104, a hydraulic control system 105, a lubrication system 106, a detection module 107, a movable screen control module 108 and a dust removal control module 109;
the operation panel 101 is electrically and signally connected with the control module 102, and the control module 102 is electrically and signally connected with the motor driving module 103, the acousto-optic early warning module 104, the hydraulic control system 105, the lubrication system 106, the detection module 107, the movable screen control module 108 and the dust removal control module 109 respectively;
the motor driving module 103 is respectively and electrically connected with the feeding motor 3, the lifting motor 6 and the driving motor 99 and in signal connection, the driving motor 99 drives the flywheel 92 through a belt, the flywheel drives the driving shaft 95, and the driving shaft 95 drives the movable jaw device to work;
the acousto-optic early warning module 104 is used for early warning and prompting when overload faults occur;
the hydraulic control system 105 is used for controlling and balancing the internal hydraulic equipment of the quantitative jaw crusher with the constant-granularity dust removal and vibration reduction functions;
the detection module 107 is electrically and signally connected with the bit detector 11;
the movable screen control module 108 is electrically connected with the movable screen 13 and in signal connection, and the crushed material output granularity is limited by controlling the movable screen 13.
The dust removal control module 109 is electrically connected and signal-connected with the unidirectional rotary suction fan 74 and the dust exhausting device 76 respectively, and changes the adsorption capacity of the unidirectional rotary suction fan 74 by controlling the working frequency of the unidirectional rotary suction fan.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The quantitative jaw crusher with the vibration reduction function for the constant-granularity dust removal is characterized by comprising a feeding device (1), a spiral feeding device (2), a feeding motor (3), a sediment filtering device (4), a frame (5), a lifting motor (6), a dust collection system (7), a spiral lifting device (8), a jaw crushing device (9), a damping spring (10) and a movable screen (13);
a material conveying channel is arranged in the frame (5), and comprises a horizontal sediment filtering section, an inclined conveying section and a vertical channel which are connected in sequence; the feeding device (1) is arranged at the top of the frame (5), the feeding device (1) is connected with an inlet of a material conveying channel, the sediment filtering device (4) is arranged at the bottom of the horizontal sediment filtering section and is positioned below the feeding device (1), and the vertical channel is a channel from the lower end of the inclined conveying section to a crushing cavity of the jaw crushing device (9); a spiral feeding device (2) is horizontally arranged in the horizontal sediment filtering section in a transverse direction; the feeding motor (3) is connected with the spiral feeding device (2) and is used for driving the spiral feeding device (2); a movable screen (13) is arranged below the discharge hole of the jaw crushing device (9); the movable sieve (13) is obliquely arranged and fixed by the frame (5), the lower end of the movable sieve (13) is connected with a bottom feeding port of the spiral lifting device (8), and a top discharging port of the spiral lifting device (8) is positioned on the side wall of the vertical channel; the spiral lifting device (8) is driven by a lifting motor (6) and is vertically arranged in the frame;
the inlet of the dust collection system (7) is positioned on the side wall of the vertical channel; the jaw crushing device (9) comprises a movable jaw device (91), a flywheel (92), a piston (93), a toggle plate (94), a driving shaft (95), a static jaw device (96), a spring pull rod (97), a crushing cavity (98) and a driving motor (99), wherein the driving motor (99) is connected with the flywheel (92) through a belt, the flywheel (92) is connected with the top of the movable jaw device (91) through the driving shaft (95), the piston (93) is connected with the bottom of the movable jaw device (91) through the toggle plate (94) and the spring pull rod (97), the crushing cavity (98) is formed between the movable jaw device (91) and the static jaw device (96), and the static jaw device (96) is arranged on the frame (5); the movable screen (13) is arranged below a discharge hole at the bottom of the crushing cavity (98); the bottom of the jaw crushing device (9) is connected with the bottom of the frame (5) through a damping spring (10);
the dust collection system (7) comprises a dust collection cover (71), a protection plate (72), a dust filtering device (73), a unidirectional rotary suction fan (74), a dust settling chamber (75), a dust discharging device (76), a dust condensation filter plate (77), a purification ventilation device (78) and a dust collection pipeline (79),
the inlet of the dust collection system (7) is provided with a dust filtering device (73); a protection plate (72) is arranged above the inlet of the dust collection system (7); an inlet of the dust collection system (7) is connected with one end of a dust collection pipeline (79) through a dust collection cover (71), the other end of the dust collection pipeline (79) is connected with an inlet of a unidirectional rotary suction fan (74), and an outlet of the unidirectional rotary suction fan (74) is connected with a dust settling chamber (75); a plurality of groups of dust condensation filter plates (77) are arranged in the dust settling chamber (75), a dust exhausting device (76) is arranged at the bottom of the dust settling chamber, and a purifying and ventilating device (78) serving as a gas outlet of the dust collection system (7) is arranged at the top of the dust settling chamber (75);
the movable screen (13) is made of metal pipes which are arranged transversely and vertically in an interweaving mode.
2. The quantitative jaw crusher with the vibration reduction function for constant-granularity dust removal according to claim 1, wherein a replaceable filter screen is arranged inside the purifying and ventilating device (78).
3. The quantitative jaw crusher with the vibration reduction function for constant-granularity dust removal according to claim 1, wherein a waste filtering device (12) is arranged at the bottom of the inclined conveying section; the feeding device (1) is a feeding hopper, and the spiral feeding device (2) and the spiral lifting device (8) are augers; the sediment filtering device (4) and the waste filtering device (12) are both sieve plates.
4. A constant particle size dust removal and vibration reduction quantitative jaw crusher according to claim 3, wherein a collecting hopper is arranged below the sediment filter (4) and the waste filter (12), and the bottom of the collecting hopper is connected with the bottom of the frame (5) through a damping spring (10).
5. The quantitative jaw crusher with the vibration reduction function for constant-granularity dust removal according to claim 1, wherein a stock detector is arranged at the top of the vertical channel.
6. A control system for controlling the constant-granularity dedusting quantitative jaw crusher with a vibration reduction function according to any one of claims 1-4, wherein the control system comprises an operation panel (101), a control module (102), a motor driving module (103), an acousto-optic early warning module (104), a hydraulic control system (105), a lubrication system (106), a detection module (107), a movable screen control module (108) and a dedusting control module (109);
the operation panel (101) is electrically connected with the control module (102), and the control module (102) is electrically connected with the motor driving module (103), the acousto-optic early warning module (104), the hydraulic control system (105), the lubricating system (106), the detection module (107), the movable screen control module (108) and the dust removal control module (109) respectively;
the motor driving module (103) is respectively and electrically connected with the feeding motor (3), the lifting motor (6) and the driving motor (99), the driving motor (99) drives the flywheel (92) through a belt, the flywheel drives the driving shaft (95), and the driving shaft (95) drives the movable jaw device to work;
the acousto-optic early warning module (104) is used for early warning and prompting when overload faults occur;
the hydraulic control system (105) is used for controlling and balancing the internal hydraulic equipment of the quantitative jaw crusher with the constant-granularity dust removal function and the vibration reduction function;
the detection module (107) is electrically connected with the bit material detector (11) and is in signal connection;
the movable screen control module (108) is electrically connected with the movable screen (13) and in signal connection, and the output granularity of the crushed objects is limited by controlling the movable screen (13);
the dust removal control module (109) is respectively and electrically connected with the unidirectional rotary suction fan (74) and the dust exhaust device (76) in the dust collection system (7), and the dust removal control module changes the adsorption capacity of the unidirectional rotary suction fan (74) by controlling the working frequency of the unidirectional rotary suction fan.
7. A method of operating a constant particle size dust extraction quantitative jaw crusher with vibration damping according to claim 1, characterized by:
the material enters a material conveying channel from a feeding device (1), and at a horizontal sediment filtering section of the material conveying channel, the material is pushed by a spiral feeding device (2) to be conveyed forwards, and sediment is filtered by a sediment filtering device (4);
then the material enters an inclined conveying section, the material further enters a vertical channel under the action of gravity and falls into a crushing cavity of a jaw crushing device, the material is crushed by the jaw crushing device and falls into a movable sieve, the movable sieve filters the material to obtain the material with required granularity, and the material which fails to pass through the movable sieve enters a spiral lifting device, and the spiral lifting device lifts the material and re-enters the jaw crushing device for crushing; the movable screen ensures that the discharged materials meet the granularity required by the ore grinding process;
dust generated in the forced crushing process enters a dust collection system (7), a protection plate (72) is used for protecting a dust filtering device (73) from being damaged by impact of materials, the dust in the materials enters a dust collection pipeline (79) after being filtered by the dust filtering device (73), the dust finally enters a dust settling chamber (75) under the action of a unidirectional rotary suction fan (74), the dust is collected by a dust condensation filter plate (77) through electrostatic absorption in the dust settling chamber (75), and gas is discharged from a purification ventilation device (78); the collected dust is finally discharged periodically by a dust discharge device (76).
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| CN111437906B (en) * | 2020-03-03 | 2021-07-20 | 嵊州市路通水泥制品有限公司 | High-efficiency crusher |
| CN111841702A (en) * | 2020-06-02 | 2020-10-30 | 成都仁新科技股份有限公司 | Small jaw crusher |
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| CN112958187A (en) * | 2021-02-19 | 2021-06-15 | 严旭东 | Be used for tombarthite ore crushing apparatus |
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| CN114558646B (en) * | 2022-02-14 | 2023-08-25 | 郑州一帆机械设备有限公司 | Jaw plate interval self-adaptive mechanism of building engineering crushing equipment |
| CN115475689A (en) * | 2022-09-16 | 2022-12-16 | 深圳市工勘岩土集团有限公司 | Green construction method for recycling block stones excavated in deep silt foundation pit |
| CN117258875A (en) * | 2023-11-22 | 2023-12-22 | 黑龙江科技大学 | Colliery breaker for coal mining |
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