CN206382241U - Coal knot screen - Google Patents
Coal knot screen Download PDFInfo
- Publication number
- CN206382241U CN206382241U CN201621384291.XU CN201621384291U CN206382241U CN 206382241 U CN206382241 U CN 206382241U CN 201621384291 U CN201621384291 U CN 201621384291U CN 206382241 U CN206382241 U CN 206382241U
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- Prior art keywords
- removal
- impurities
- knot screen
- tooth
- coal
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- 239000003245 coal Substances 0.000 title claims abstract description 50
- 239000012535 impurity Substances 0.000 claims abstract description 114
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 239000003818 cinder Substances 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 206010016256 fatigue Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 208000016254 weariness Diseases 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a kind of coal knot screen, including：Press from both sides and be provided with multiple holding tanks being spaced apart on baffle plate, the folder baffle plate；Removal of impurities component, the removal of impurities component includes rotary shaft and multiple along the spaced removal of impurities tooth of the rotary shaft bearing of trend, and the removal of impurities tooth can be by the holding tank, and the diameter of the holding tank is slightly larger than the diameter of the removal of impurities tooth.The utility model provides a kind of coal knot screen, artificial removal of impurities can be substituted, reduce labor strength, eliminate safe hidden trouble, automatic impurity removing is realized, dust removal rate, the removal efficiency of especially soft debris is improved, impurity-eliminating effect is improved, to ensure being normally carried out for coal product quality and subsequent production.
Description
Technical field
The utility model is related to impurity removing equipment, is removed more particularly, to a kind of coal suitable for removing debris coal
Miscellaneous device.
Background technology
In progress of coal mining, the debris such as substantial amounts of anchor pole, wooden unit and mesh sheet can be mixed into raw coal, these debris are not
The quality of coal can be only influenceed, but also can be had a negative impact to follow-up washing process, the size of debris is bigger, to the later stage
Influence it is bigger, can also cause great Electromechanical Accidents when serious, produce heavy losses.Therefore, it is necessary to carry before technique is washed in choosing
The preceding debris by raw coal is removed.
At present, main is artificial removal of impurities using measure, before classifying screen, is equipped with several removal of impurities workmans and picks miscellaneous from raw coal
Thing.To ensure removal of impurities quality, it is desirable to removal of impurities workman's notice high concentration, debris is chosen from coal, for a long time relative
Single work is repeated to high concentration in narrow space, removal of impurities personnel's weariness working is easily caused, can not only influence removal of impurities to imitate
Rate, but also the potential safety hazard of removal of impurities work can be increased.When there is a large amount of debris in raw coal, the labor intensity of removal of impurities workman will
Increase and decrease significantly, and be only also impossible to all remove debris by removal of impurities workman, it will inevitably leakage is picked up, and causes removal of impurities to imitate
It is really poor.Moreover, the soft debris such as meeting doped plastics bag or mesh sheet class in raw coal, soft debris is difficult for drop-off, but as not in time
Remove, be likely to result in the problems such as washing appliance is blocked.In addition, classifying screen is in the course of the work, substantial amounts of dust and big point are produced
The noise of shellfish, all can produce pollution, the health to removal of impurities workman produces larger threat to the working environment of removal of impurities workman.
Accordingly, it would be desirable to a kind of coal knot screen, to solve the above problems.
Utility model content
In view of this, the purpose of this utility model is to propose a kind of coal knot screen, can substitute artificial removal of impurities, drop
Low labor strength, eliminates safe hidden trouble, and realizes automatic impurity removing, improves dust removal rate, the removal effect of especially soft debris
Rate, improves impurity-eliminating effect, to ensure being normally carried out for coal product quality and subsequent production.
A kind of coal knot screen provided based on above-mentioned purpose the utility model, including：
Press from both sides and be provided with multiple holding tanks being spaced apart on baffle plate, the folder baffle plate；
Removal of impurities component, the removal of impurities component includes rotary shaft and multiple removed along the rotary shaft bearing of trend is spaced
Miscellaneous tooth, the removal of impurities tooth can be by the holding tank, and the diameter of the holding tank is slightly larger than the diameter of the removal of impurities tooth.
Preferably, removal of impurities tooth described in multiple row is provided with the rotary shaft, removal of impurities tooth is in the rotary shaft described in multiple row
Distribution symmetrical or straggly.
Preferably, the removal of impurities tooth includes the body of rod and the hook stretched out at the top of the body of rod, and the bottom of the body of rod connects
It is connected in the rotary shaft.
Preferably, the knot screen also includes：Sieve plate is filtered, the filtering sieve plate is inclined at the removal of impurities component
Top, be provided with multiple sieve apertures on the filtering sieve plate.
Preferably, the knot screen also includes：Drive mechanism, the drive mechanism is used to drive the removal of impurities component to turn
It is dynamic.
Preferably, the drive mechanism includes：Motor and gear unit, the motor pass through described with the removal of impurities component
Gear unit is connected.
Preferably, the drive mechanism also includes：Decelerator, the decelerator includes input and output end, described defeated
Enter end to be connected by the gear unit with the motor, the output end is connected with the removal of impurities component.
Furthermore it is preferred that the knot screen also includes：Casing is reclaimed, the recovery casing is arranged on the removal of impurities group
The recovery port passed through for the debris is offered on the outside of part, the recovery casing.
From the above it can be seen that the utility model provide coal knot screen, compared with prior art, with
Lower advantage：Carry out removing miscellaneous operation first, knot screen can substitute removal of impurities workman, from the manual removal of impurities of many people, removed to people control
Miscellaneous device operating, reduces cost of human resources, reduces labor strength, eliminate safe hidden trouble.Second, knot screen can be kept away
Exempt general labourer people's long-time and stand the severe contaminations such as dust, noise, it is to avoid leakage miscellaneous affair event and personal injury caused by fatigue, carelessness
Accident.Third, knot screen can realize automatic impurity removing, dust removal rate, the removal efficiency of especially soft debris are improved；Simultaneously
Impurity-eliminating effect is improved, to ensure being normally carried out for coal product quality and subsequent production.
Brief description of the drawings
By the way that embodiment is described below in conjunction with the accompanying drawings, features described above of the present utility model and technological merit will
Become more fully apparent and be readily appreciated that.
Fig. 1 is the schematic diagram of the coal knot screen used in first embodiment of the present utility model.
Fig. 2 is the schematic diagram of the removal of impurities tooth of coal knot screen used in second embodiment of the present utility model.
Wherein reference：
10：Press from both sides baffle plate； 11：Holding tank； 21：Rotary shaft；
22：Removal of impurities tooth； 221：The body of rod； 222：Hook；
31：Motor； 32：Gear unit； 40：Decelerator；
41：Input； 42：Output end； 50：Reclaim casing；
51：Recovery port.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to the drawings, the utility model is further described.Wherein identical parts are presented with like reference characters.Need
Illustrate, word "front", "rear", "left", "right", the "up" and "down" used in describing below refers to the side in accompanying drawing
To.The word " interior " used and " outer " are referred respectively to towards or away from the direction of particular elements geometric center.
Fig. 1 is the schematic diagram of the coal knot screen used in first embodiment of the present utility model.As shown in figure 1, coal
Charcoal knot screen includes：Press from both sides baffle plate 10 and removal of impurities component.
Multiple holding tanks 11 being spaced apart are provided with folder baffle plate 10.
Removal of impurities component includes rotary shaft 21 and removal of impurities tooth 22, and multiple removal of impurities teeth 22 are arranged along the bearing of trend interval of rotary shaft 21
Row, removal of impurities tooth 22 can be by holding tank 11, and the diameter of holding tank 11 is slightly larger than the diameter of removal of impurities tooth 22.
By the spacing between two adjacent removal of impurities teeth 22 compared with coal cinder, debris size, between coal cinder size is less than
Away from, by removal of impurities tooth 22, debris size is more than spacing, and removal of impurities tooth 22 forms effective interception to debris, and with the band of rotary shaft 21
Dynamic removal of impurities tooth 22 is rotated, and the debris of interception is thrown and removed by removal of impurities tooth 22；When removal of impurities tooth 22 catches on soft debris, when removal of impurities tooth 22 passes through
During holding tank 11, removal of impurities tooth 22 passes through, and soft debris clamps retention by folder baffle plate 10.
Pressing from both sides baffle plate 10 can be made using steel plate, and such as steel plate of 10mm thickness, the length of steel plate should be slightly bigger than rotary shaft
21 length, so that each removal of impurities tooth 22 has corresponding holding tank 11.
Rotary shaft 21 can use steel pipe manufacturing, and steel pipe can provide higher intensity, it is to avoid coal cinder or debris, which fall, to be turned
The impulsive force brought on moving axis 21 causes rotary shaft 21 to deform, and increases the service life.Steel pipe is convenient to be obtained, low manufacture cost.Turn
Bearing can be set on moving axis 21, to ensure the rotation flexibility of rotary shaft 21.
Removal of impurities tooth 22 can use reinforcement fabrication, and reinforcing bar can provide higher intensity, it is to avoid coal cinder or debris fall except
The impulsive force brought on miscellaneous tooth 22 causes removal of impurities tooth 22 to deform, and increases the service life.Reinforcing bar is easily obtained, low manufacture cost, steel
Muscle can be by being welded and fixed with steel pipe.
According to the size of different batches coal cinder, the spacing between adjacent removal of impurities tooth 22 is selected, the size of usual coal cinder is less than
100mm, the size of debris is more than 100mm, accordingly, and the spacing between adjacent removal of impurities tooth 22 is generally in 100~120mm, removal of impurities
The length of tooth 22 is generally in 100~200mm, and the width of removal of impurities tooth 22 is generally in 3~10mm.
Preferably, multiple row removal of impurities tooth 22 is provided with rotary shaft 21, each column removal of impurities tooth 22 is still along the extension of rotary shaft 21
Direction is spaced apart, and multiple row removal of impurities tooth 22 is symmetrical in rotary shaft 21 or distribution straggly.When multiple row removal of impurities tooth 22 is being rotated
When symmetrical on axle 21, each column removal of impurities tooth 22 passes sequentially through holding tank 11 with the rotation of rotary shaft 21；When multiple row removal of impurities tooth
22 in rotary shaft 21 during distribution straggly, and each removal of impurities tooth 22 all should set holding tank 11 folder baffle plate 10 by position, often
Row removal of impurities tooth 22 passes sequentially through the holding tank 11 of diverse location with the rotation of rotary shaft 21.Multiple row removal of impurities tooth 22 can be realized many
It is secondary to intercept, improve the dust removal rate of removal of impurities component, it is ensured that impurity-eliminating effect.
The quantity of circumferential upper removal of impurities tooth 22 is arranged according to the diameter of rotary shaft 21, diameter is bigger, in the circumference of rotary shaft 21
It can set more, but removal of impurities tooth 22 should be avoided excessively intensive, cause coal cinder or debris to be clamped and can not be thrown by removal of impurities tooth 22
Go out.In the present embodiment, the removal of impurities tooth 22 of two row distributions straggly is set in rotary shaft 21.
Removal of impurities tooth 22 can be as straight-bar or other shapes.Fig. 2 is the coal that uses in second embodiment of the present utility model
The schematic diagram of the removal of impurities tooth of knot screen.As shown in Figure 2, it is preferable that removal of impurities tooth 22 includes the body of rod 221 and stretched out at the top of the body of rod
Hook 222, the bottom of the body of rod 221 is connected in rotary shaft 21.When debris falls on the body of rod 221, the body of rod 221 provides support and made
With hook 222 can catch on debris with rotary shaft 21, it is to avoid debris comes off, and influence separative efficiency；When the body of rod 221 is rotated
180 °, the body of rod 221 is no longer provided a supporting role, and debris departs from the body of rod 221 and hook 222 under self gravitation effect, and from
It is thrown away in the presence of mental and physical efforts.In the present embodiment, the cross section of hook 222 is relatively round and smooth camber line, such as 30 °~45
Degree, so that when the body of rod 221 provides support force, hook 222 and rotary shaft 21 provide chucking power.
Preferably, knot screen also includes：Sieve plate (not shown) is filtered, filtering sieve plate is inclined at the upper of removal of impurities component
Multiple sieve apertures are provided with side, filtering sieve plate.Filtering sieve plate can tilt the top for being hung in removal of impurities component, or pass through support member
Support, is inclined at the top of removal of impurities component, so that coal cinder and debris are after filtering sieve plate, drops on removal of impurities component.
Filter sieve plate and sieving actoion is provided, coal cinder and debris less than sieve aperture will drop out of sieve aperture, more than the coal cinder and debris of sieve aperture
It will continue to move to, fall to removal of impurities component on filtering sieve plate, so as to further screening.Filtering sieve plate is provided in advance for removal of impurities component
Processing, so that removal of impurities component can handle the debris of a certain size with specific aim.In the present embodiment, the angle of inclination of sieve plate is filtered
45 ° are should be less than, can be fallen to filter debris and coal cinder above sieve plate with smaller speed, so that removal of impurities tooth 22 can have been realized
Effect is intercepted.The size of sieve aperture is 1~50mm, and sieve aperture is used for the debris and coal cinder that filter sizes are less than 50mm.
Removal of impurities component can be rotated by manual drive or Mechanical Driven is rotated.Preferably, knot screen also includes：Driving
Mechanism, drive mechanism is used to drive removal of impurities component to rotate.Automaticity can be further provided for by setting up drive mechanism, is dropped
The workload of low operating personnel.
Preferably, drive mechanism includes：Motor 31 and gear unit 32, motor 31 pass through gear unit 32 with removal of impurities component
Connection.Motor 31 provides power for removal of impurities component, and the power that motor 31 is provided is conveyed to removal of impurities component by gear unit 32
Rotary shaft 21, rotary shaft 21 is rotated.Motor 31 can use variable-frequency motor, to provide different rotating speeds；Motor 31 can
To use deflecting motor, to provide different rotation directions.Gear unit 32 can select conveyer belt or chain.
Preferably, drive mechanism also includes：Decelerator 40, decelerator 40 includes input 41 and output end 42, input
41 are connected with motor 31 by gear unit 32, and output end 42 is connected with removal of impurities component.The rotating speed that motor 31 is exported is by slowing down
Rotary shaft 21 is conveyed to after device 40, so as to the rotating speed of accurate control rotary shaft 21.Decelerator 40 can reduce rotating speed, and increase is turned round
Square, by reducing gearratio, to reach the rotating speed of the requirement of rotary shaft 21.
Furthermore it is preferred that knot screen also includes：Casing 50 is reclaimed, the outside that casing 50 is arranged on removal of impurities component is reclaimed,
Reclaim and offer the recovery port 51 passed through for debris on casing 50.When debris is spilled over, reclaiming casing 50 is used to collect miscellaneous
Thing, is conveniently focused on, while avoiding polluting environment.
The use process of knot screen is described further below.
First, start motor 31, drive decelerator 40 to rotate by the company of transmission 32, decelerator 40 drives 21 turns of rotary shaft
It is dynamic.
Secondly, mixture (coal cinder and debris) is first by filtering sieve plate, and the mixture that size is less than sieve aperture is leaked to filtering
Below sieve plate, the mixture that size is more than sieve aperture drops on removal of impurities component.
Again, coal cinder will pass through between adjacent removal of impurities tooth 22, and enter subsequent production process；Debris is by removal of impurities tooth
22 intercept, and then hold up, and as rotary shaft 21 is rotated, for example, turn over 1/2 circumference, under gravity, and debris will be according to
Parabolic path is shed in neighbouring recovery casing 50.
Finally, when the viscous soft debris on removal of impurities tooth 22 is by holding tank 11, removal of impurities tooth 22 passes through, soft debris quilt
Press from both sides the clamping retention of baffle plate 10.
Understood from the description above with practice, the coal knot screen that the utility model is provided, compared with prior art, tool
Have the advantage that：Carry out removing miscellaneous operation first, knot screen can substitute removal of impurities workman, from the manual removal of impurities of many people, to people control
Knot screen operating processed, reduces cost of human resources, reduces labor strength, eliminate safe hidden trouble.Second, knot screen can
To avoid removal of impurities workman from standing the severe contaminations such as dust, noise for a long time, it is to avoid leak miscellaneous affair caused by fatigue, carelessness therefore and the person
Injury accident.Third, knot screen can realize automatic impurity removing, dust removal rate, the removal efficiency of especially soft debris are improved；
Impurity-eliminating effect is improved simultaneously, to ensure being normally carried out for coal product quality and subsequent production.
Those of ordinary skills in the art should understand that：The foregoing is only specific embodiment of the utility model and
, it is not limited to the utility model, all any modifications within purport of the present utility model, made, equivalent substitution, changes
Enter, should be included within protection domain of the present utility model.
Claims (8)
1. a kind of coal knot screen, it is characterised in that including：
Press from both sides and be provided with multiple holding tanks being spaced apart on baffle plate, the folder baffle plate；
Removal of impurities component, the removal of impurities component includes rotary shaft and multiple along the spaced removal of impurities of rotary shaft bearing of trend
Tooth, the removal of impurities tooth can be by the holding tank, and the diameter of the holding tank is slightly larger than the diameter of the removal of impurities tooth.
2. coal knot screen according to claim 1, it is characterised in that
Removal of impurities tooth described in multiple row is provided with the rotary shaft, removal of impurities tooth described in multiple row is symmetrical in the rotary shaft or mistake
Fall distribution.
3. coal knot screen according to claim 1, it is characterised in that
The removal of impurities tooth includes the body of rod and the hook stretched out at the top of the body of rod, and the bottom of the body of rod is connected to the rotation
On axle.
4. the coal knot screen according to any one of claims 1 to 3, it is characterised in that
The knot screen also includes：Sieve plate is filtered, the filtering sieve plate is inclined at the top of the removal of impurities component, described
Multiple sieve apertures are provided with filtering sieve plate.
5. the coal knot screen according to any one of claims 1 to 3, it is characterised in that
The knot screen also includes：Drive mechanism, the drive mechanism is used to drive the removal of impurities component to rotate.
6. coal knot screen according to claim 5, it is characterised in that
The drive mechanism includes：Motor and gear unit, the motor are connected with the removal of impurities component by the gear unit
Connect.
7. coal knot screen according to claim 6, it is characterised in that
The drive mechanism also includes：Decelerator, the decelerator includes input and output end, the input and the electricity
Machine is connected by the gear unit, and the output end is connected with the removal of impurities component.
8. the coal knot screen according to any one of claims 1 to 3, it is characterised in that
The knot screen also includes：Casing is reclaimed, the recovery casing is arranged on the outside of the removal of impurities component, the recovery
The recovery port passed through for debris is offered on casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621384291.XU CN206382241U (en) | 2016-12-16 | 2016-12-16 | Coal knot screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621384291.XU CN206382241U (en) | 2016-12-16 | 2016-12-16 | Coal knot screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206382241U true CN206382241U (en) | 2017-08-08 |
Family
ID=59488967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621384291.XU Active CN206382241U (en) | 2016-12-16 | 2016-12-16 | Coal knot screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206382241U (en) |
-
2016
- 2016-12-16 CN CN201621384291.XU patent/CN206382241U/en active Active
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