Portable coal powder sample preparation and device for fast detecting
Technical field
Portable coal powder sample preparation of the present invention and device for fast detecting belong to coal dust sample preparation testing equipment technical field.
Background technique
With being constantly progressive for China's science and technology, demand of the various industries to coal-fired all increasingly increases, and opens coal mine
The amount of adopting also is promoted therewith.As maximum coal production state in the world, the manufacture of coal mine machinery has China's expanding economy
Important influence.Coal dust sample preparation device is mainly mechanical equipment used in progress of coal mining, belongs to coal mine machinery.City at present
Mechanical equipment on field for coal industry is many kinds of, can largely meet coal mining needs, but China for
The mechanical equipment research of coal dust sample preparation is less, and most coal dust sample preparation device volume is larger in the market, inconvenient, is unfavorable for colliery
Lower operation and laboratory research.
Summary of the invention
The present invention overcomes the shortcomings of the prior art, and technical problem to be solved can be quickly to coal cinder to provide one kind
The portable coal powder sample preparation be crushed, sieve, convey, detected and device for fast detecting.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: portable coal powder sample preparation and quickly detection
Device, comprising: crushing device, screening plant, conveying device and the detection device being sequentially arranged on bottom plate further include control system
System;
The crushing device includes crusher and support frame, and support frame is door shape, and bottom is fixed on bottom plate, and top is equipped with brokenly
Broken machine has inlet port and outlet port on crusher;
The screening plant includes vibrating screen and hopper frame, the structure of the vibrating screen are as follows: and two blocks of side plates are oppositely arranged, and between
Screen frame (unit) is connected and composed by connecting rod, screening motor is mounted at the top of screen frame (unit), and four pillars on bottom plate, prop up screen frame (unit) flying shore
Be additionally provided with spring between column and screen frame (unit), multilayer screen cloth be installed inside screen frame (unit), the mesh of the multilayer screen cloth from top to bottom according to
Secondary reduction, non-porous bottom one layer of sieve is plate;The structure of the hopper frame are as follows: door shape hopper base bottom is fixed on bottom plate
On, hopper backboard is fixed on hopper base, and multiple screening hoppers are arranged in from top to bottom on hopper backboard, and multiple screenings are expected
The outlet parallel arrangement of bucket is on hopper backboard;The sieve is identical with the screening quantity of hopper, and position corresponds, i.e., often
The outlet end of one layer of sieve is respectively positioned on the top of corresponding screening hopper;
The conveying device is the belt conveyor being fixed on bottom plate, and there are multiple partitions will convey in conveyor belt used
Belt is forward divided into multiple flute profile conveying spaces, and the output end of belt conveyor is connected with waste material disk;
The detection device includes support frame, guide beam and detector, and two support frame bottoms are fixed on bottom plate, guide beam
Both ends are connect with a support frame respectively, and multiple detectors are mounted side by side on guide beam;
The control system is used to send the start and stop instruction of each position motor, and receives the testing result of detector;
The quantity of conveying space and detector is identical on the screening hopper, conveyor belt;
The discharge port of the crushing device is located at the top of vibrating screen entrance, and the outlet of multiple screening hoppers is respectively positioned on Belt Conveying
Above machine input terminal, and corresponded with multiple conveying spaces, multiple detectors are located at the top in belt conveyor middle section, also with
Multiple conveying spaces correspond.
Further, the structure of the crusher are as follows: the output end of broken motor is connected with main shaft, and front-end of spindle is equipped with
Multiple blades, rear end are equipped at least two hammer grillages, a hammer plate are respectively equipped on two hammer grillages, are crushed the output of motor
End is outer to be further fixed on annular casing, and uniformly distributed meshed annular web plate is coaxially fixed in casing, and blade and hammer plate are respectively positioned on net
In ring crush space in plate, bottom of shell is provided with discharge port, and broken hopper is mounted on casing, exit have make object
Material enters the slope in broken space.
Further, the multilayer screen cloth in the vibrating screen is low close to one end of screening hopper, far from screening hopper
One end it is high, tilt angle is 10 ° -15 °.
Further, the multiple detector passes through sliding block and is slidably mounted on the track of guide beam.
Further, the structure of the detector is that being installed on probe support by probe socket can there are two irradiating angle
The light source of tune, lifting guide plate is fixed on probe holder top, and is mounted in the sliding slot on sliding block and can move up and down.
Further, in the belt conveyor, drive roll and passive guide roller are respectively mounted on the rack, feeder motor and active
It is driven between roller by belt, in the waist-shaped hole of the spindle nose insertion rack two sides at passive guide roller both ends, two pieces of supporting plates are separately fixed at
By waist-shaped hole, adjusting screw is threadedly coupled after passing through spindle nose with supporting plate.
Further, further include shell, the shell is fixed on bottom plate, crushing device, screening plant, conveying device and
Detection device is respectively positioned on interior of shell, and cover top portion corresponds to the position upper opening that hopper is crushed in crushing device, outer casing bottom pair
Answer the position upper opening of waste material disk in conveying device.
Further, the screening hopper, the quantity of conveying space and detector is 4 in conveyor belt.
The present invention has the advantages that compared with prior art.
1, crushing device, screening plant, conveying device and detection device are all made of bolt and nut and are connected to bottom in the present invention
On plate, convenient disassembly is conveniently replaceable, and also can be used alone.
2, the crushing device in the present invention is acted on simultaneously by blade and hammer plate, improves crushing efficiency;Screening plant with
It is improved on the basis of toward linear vibrating screen, screening efficiency greatly improves;Detection device uses near-infrared spectrum technique,
Quickly the main indicator of coal dust can be detected, including ash content, volatile matter etc..
In short, the present invention is small in size, and it is easy to operate, broken, screening, conveying, detection are effectively combined together, it can be fast
Speed detects coal sample or other material qualities, there is biggish market prospects.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of crushing device in the present invention.
Fig. 3 is the structural schematic diagram of crusher in the present invention.
Fig. 4 is the structural schematic diagram of vibrating screen in the present invention.
Fig. 5 is the structural schematic diagram of hopper frame in the present invention.
Fig. 6 is the structural schematic diagram of conveying device in the present invention.
Fig. 7 is the structural schematic diagram of detection device in the present invention.
Fig. 8 is the structural schematic diagram of detector in the present invention.
In figure: 1 is crushing device, and 11 be crusher, and 111 be broken motor, and 112 be main shaft, and 113 be blade, and 114 be hammer
Grillage, 115 be hammer plate, and 116 be casing, and 117 be web plate, and 118 be broken hopper, and 12 be support frame, and 2 be screening plant, and 21 are
Vibrating screen, 211 be screen frame (unit), and 212 be screening motor, and 213 be pillar, and 214 be spring, and 215 be sieve, and 22 be hopper frame, and 221 are
Hopper base, 222 be hopper backboard, and 223 be screening hopper, and 3 be conveying device, and 31 be conveyor belt, and 32 be partition, and 33 be defeated
Send space, 34 be waste material disk, and 35 be drive roll, and 36 be passive guide roller, and 37 be feeder motor, and 38 be supporting plate, and 39 be adjusting screw, 4
It is support frame for detection device, 41,42 be guide beam, and 43 be detector, and 431 be probe support, and 432 be probe socket, and 433 be light
Source, 434 be lifting guide plate, and 44 be sliding block, and 45 be track, and 5 be bottom plate, and 6 be control system.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawing.
As Figure 1-Figure 8, portable coal powder sample preparation of the present invention and device for fast detecting, comprising: be sequentially arranged at bottom plate 5
On crushing device 1, screening plant 2, conveying device 3 and detection device 4, further include control system 6;
The crushing device 1 includes crusher 11 and support frame 12, and support frame 12 is door shape, and bottom is fixed on bottom plate 5, top
Crusher 11 is installed, there are inlet port and outlet port on crusher 11;
The screening plant 2 includes vibrating screen 21 and hopper frame 22, the structure of the vibrating screen 21 are as follows: two blocks of side plates are opposite to be set
Set, and between screen frame (unit) 211 connected and composed by connecting rod, screening motor 212 is mounted on 211 top of screen frame (unit), and four pillars 213 will sieve
211 flying shore of frame is additionally provided with spring 214, is equipped with inside screen frame (unit) 211 on bottom plate 5 between pillar 213 and screen frame (unit) 211
The mesh of multilayer screen cloth 215, the multilayer screen cloth 215 is sequentially reduced from top to bottom, and non-porous bottom one layer of sieve 215 is flat
Plate;The structure of the hopper frame 22 are as follows: 221 bottom of door shape hopper base is fixed on bottom plate 5, and hopper backboard 222 is fixed on material
Struggle against bracket 221 on, multiple screening hoppers 223 are arranged in from top to bottom on hopper backboard 222, and it is multiple screening hopper 223 out
Mouth parallel arrangement is on hopper backboard 222;The sieve 215 is identical with the screening quantity of hopper 223, and position corresponds,
The outlet end of i.e. each layer sieve 215 is respectively positioned on the top of corresponding screening hopper 223;
The conveying device 3 is the belt conveyor being fixed on bottom plate 5, has multiple partitions 32 in conveyor belt 31 used
Conveyor belt 31 is forward divided into multiple flute profile conveying spaces 33, the output end of belt conveyor is connected with waste material disk 34;
The detection device 4 includes support frame 41, guide beam 42 and detector 43, and two 41 bottoms of support frame are fixed on bottom plate 5
On, the both ends of guide beam 42 are connect with a support frame 41 respectively, and multiple detectors 43 are mounted side by side on guide beam 42;
The control system 6 is used to send the start and stop instruction of each position motor, and receives the testing result of detector 43;
The quantity of conveying space 33 and detector 43 is identical on the screening hopper 223, conveyor belt 31;
The discharge port of the crushing device 1 is located at the top of 21 entrance of vibrating screen, and the outlet of multiple screening hoppers 223 is respectively positioned on skin
It above band conveyer input terminal, and is corresponded with multiple conveying spaces 33, multiple detectors 43 are located at belt conveyor middle section
Top, also with multiple conveying spaces 33 correspond.
Further, the structure of the crusher 11 are as follows: the output end of broken motor 111 is connected with main shaft 112, main shaft
112 front ends are equipped with multiple blades 113, and rear end is equipped at least two hammer grillages 114, is respectively equipped on two hammer grillages 114
The output end of one hammer plate 115, broken motor 111 is further fixed on annular casing 116 outside, uniformly distributed meshed annular web plate 117
It is coaxially fixed in casing 116, blade 113 and hammer plate 115 are respectively positioned in the ring crush space in web plate 117,116 bottom of casing
Portion is provided with discharge port, and broken hopper 118 is mounted on casing 116, and exit, which has, keeps material oblique in space into being crushed
Slope.
Further, the multilayer screen cloth 215 in the vibrating screen 21 is low close to one end of screening hopper 223, separate
The one end for sieving hopper 223 is high, and tilt angle is 10 ° -15 °.
Further, the multiple detector 43 is slidably mounted on the track 45 of guide beam 42 by sliding block 44.
Further, the structure of the detector 43 is that by the installation of probe socket 432, there are two shine on probe support 431
The adjustable light source 433 of firing angle degree, lifting guide plate 434 are fixed on 431 top of probe support, and in the sliding slot being mounted on sliding block 44
It can move up and down.
Further, in the belt conveyor, drive roll 35 and passive guide roller 36 are respectively mounted on the rack, feeder motor 37
It is driven between drive roll 35 by belt, in the waist-shaped hole of the spindle nose insertion rack two sides at 36 both ends of passive guide roller, two pieces of supporting plates
38 are separately fixed at by waist-shaped hole, and adjusting screw 39 is threadedly coupled after passing through spindle nose with supporting plate 38.
It further, further include shell, the shell is fixed on bottom plate 5, crushing device 1, screening plant 2, conveying dress
Set 3 and detection device 4 be respectively positioned on interior of shell, cover top portion corresponds to the position upper opening that hopper 118 is crushed in crushing device 1,
Outer casing bottom corresponds to the position upper opening of waste material disk 34 in conveying device 3.
Further, the screening hopper 223, the quantity of conveying space 33 and detector 43 is in conveyor belt 31
4.
The pillar 213 in support frame 12, vibrating screen 21 in the present invention in crushing device 1, the hopper branch in hopper frame 22
Support frame 41 in frame 221, conveying device 3 and detection device 4 is fixedly connected by bolt and nut with bottom plate 5.
The course of work of the invention is as follows.
Start broken motor 111, screening motor 212 and feeder motor 37 by control system 6, coal cinder is put into broken material
In bucket 118, coal cinder can enter in the broken space of crusher 11, and blade 113 carries out the broken of first stage first, can will be compared with
Gathering coal is cut to the state of small volume, then hammers plate 115 into shape and carries out the broken of second stage, carries out broken squeeze to compared with nuts
Pressure completes shattering process, obtains the not equal pulverized coal particle of granularity, drops out from the mesh on web plate 117, then from crushing device 1
Discharge port drop out, the pulverized coal particle dropped out enters in vibrating screen 21, divides several portions for different-grain diameter range by multilayer screen cloth 215
Point, while can be jumped into along sieve 215 in different screening hoppers 223, and fallen into conveying device 3 along screening hopper 223
Conveyor belt 31 on, and the pulverized coal particle of different-grain diameter range is fallen into different conveying spaces 33, and conveyor belt 31 drives
Pulverized coal particle advances, and after testing when the lower section of device 4, detector 43 completes detection, and the output end of conveyor belt 31 has useless
Pulverized coal particle can be collected by charging tray 34, and waste is avoided to carry out secondary use.
Detection device 4 carries out near infrared spectrum detection and analysis to pulverized coal particle, mainly examines to the index of correlation of coal dust
It surveys, including many indexs such as ash content, moisture, volatile matter, calorific value.Testing result is uploaded in control system 6, is finally uploaded to meter
It is further analyzed in calculation machine.
Specifically, the tensioning journey of conveyor belt 31 can be adjusted in conveying device 3 of the present invention by adjusting lead screw 39
It spends, it, can be by adjusting upper and lower position of the lifting guide plate 434 in sliding block 44, to adjust detector in detection device 4 of the present invention
43 distance apart from conveyor belt 31.
The embodiment of the present invention is explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Example, within the knowledge of a person skilled in the art, can also make without departing from the purpose of the present invention
Various change out.