CN108525981A - A kind of self-powered towed hack screening machine - Google Patents
A kind of self-powered towed hack screening machine Download PDFInfo
- Publication number
- CN108525981A CN108525981A CN201810205032.3A CN201810205032A CN108525981A CN 108525981 A CN108525981 A CN 108525981A CN 201810205032 A CN201810205032 A CN 201810205032A CN 108525981 A CN108525981 A CN 108525981A
- Authority
- CN
- China
- Prior art keywords
- screening
- hack
- sprocket wheel
- self
- rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
- B07B1/24—Revolving drums with fixed or moving interior agitators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
-
- 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
- B02C23/04—Safety 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
- B02C23/16—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
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Disintegrating Or Milling (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
A kind of self-powered towed hack screening machine, including rack, rack are equipped with power plant, hack screening plan and conveying device.The present invention provides a kind of self-powered towed hack screening machine, facilitate tethered sliding, breaker, screening plant and conveying device can be driven simultaneously by a power while being acted, screening drum is not easy to plug when crushing and screening, breaker periphery cleverly roller screening plant, material is set quickly, smoothly to screen out through the broken finished product material of quartering hammer or crushing cutter, reduce the second-time breakage of finished product material, avoid blister cavities clogging, raw material can also be enable fully broken and utilized, have the characteristics that production efficiency is high, use cost is low and low energy consumption.
Description
Technical field
The invention belongs to hack sieving machine technical fields, and in particular to a kind of self-powered towed hack screening
Machine.
Background technology
Currently, in highway and railway construction, rock engineering, Municipal Engineering Construction, need in highway, road, railway two
It is afforested again at the vegetation that side is destroyed, to reach protection side slope and restore the dual purpose of vegetation, to greening environment, beautification
Ecology.Traditional technology is by the organic matter mixture containing grass-seed (such as soil, organic fertilizer, peat soil, sawmilling rice husk, water conservation
Agent, grass-seed etc.) stir into mud with water after, stone matter is injected in by pulp shooting machine or wet-spraying machine or chiltern side slope forms one layer of visitor
Soil layer, grass-seed germinating growth in soil moved in improve the original layer form vegetation.
It needs to carry out broken and screening operation to soil before dispensing.Currently, equipment on the market is pure screening, there is no broken
Broken, soil is broken, screening is current technique is first hammer, cage or roll-type grinding device to be used to carry out crushing operation, then again
Screening operation is carried out by rotary screen or reciprocating sieve, and the finished product material being crushed cannot detach in time, be blocked in crusher chamber, again
It being repeatedly crushed, therefore low production efficiency, and broken and screening operation is carried out in two steps, power and consumptive material consumption are high, and
Low production efficiency.
Invention content
The present invention provides a kind of self-powered towed hack screening machine, facilitates tethered sliding, can by a power
It drives breaker, screening plant and conveying device simultaneously while acting, screening drum is not easy to plug when crushing and screening, is crushed and is filled
Periphery cleverly roller screening plant is set, material is enable quickly, smoothly to be sieved through the broken finished product material of quartering hammer or crushing cutter
Out, the second-time breakage for reducing finished product material avoids blister cavities clogging, moreover it is possible to and keep raw material fully broken and utilizes,
Have the characteristics that production efficiency is high, use cost is low and low energy consumption.
In order to solve the above technical problems, the technical solution adopted in the present invention is as follows：
A kind of self-powered towed hack screening machine, including rack, rack be equipped with power plant, hack screening plan and
Conveying device, rack are equipped with working bin, and the side of working bin is equipped with feed inlet, and the bottom of working bin is equipped with blanking port, charging
Mouth is equipped with feed hopper, and feeding screw is equipped in feed inlet, and the side of working bin is equipped with waste material hopper, and hack screening plan turns
In dynamic installment work storehouse, power plant is located at a side end of working bin, and conveying device is located at the bottom of working bin, power plant
Hack screening plan, hack screening plan is driven to drive conveying device, be additionally provided with generator in rack, power plant also drives hair
One end of motor, rack is equipped with hitch frame, and the other end of rack is equipped with folding carriage.
The power plant includes control cabinet, engine and clutch, and control cabinet connects engine, hair by control circuit
One output shaft of motivation passes through the second triangle band connection by the first triangle band connection clutch, another output shaft of engine
The output shaft of generator, clutch is equipped with drive sprocket, and the drive sprocket on the output shaft of clutch is connected by the first chain
Connect hack screening plan.
The hack screening plan includes rack-mounted screening drum and the first transmission shaft, one end of screening drum
Inner ring be equipped with ring gear, the inner wall of screening drum is equipped with the reinforcing bar spiral of spiral setting, and the other end of screening drum, which is equipped with, to be dialled
Expect blade, the position of material toggling blade is corresponding with the position of waste material hopper of working bin side, and one end of the first transmission shaft is set
There are the second sprocket wheel, the other end of the first transmission shaft to be equipped with first gear, crushing shaft is equipped in screening drum, crushing shaft is equipped with spiral shell
Revolve Disintegrating knife, one end of crushing shaft is equipped with the first sprocket wheel, between the drive sprocket on the output shaft of the first sprocket wheel and clutch
By the first chain drive, the other end of crushing shaft is equipped with third sprocket wheel and the 4th sprocket wheel, the third sprocket wheel on crushing shaft side by side
By the second sprocket wheel on the second chain and the first transmission shaft, the internal tooth in first gear and screening drum on the first transmission shaft
Engaged transmission is enclosed, the 4th sprocket wheel on crushing shaft passes through third chain and connects conveying device.
The conveying device includes gear-box, conveying cylinder and conveyer belt, and the input terminal of gear-box is equipped with the 5th sprocket wheel, the
Five sprocket wheels are sequentially connected by the 4th sprocket wheel on third chain and crushing shaft, and the output end of gear-box is equipped with the 5th sprocket wheel, defeated
One end of roller is sent to be equipped with the 6th sprocket wheel, the 5th sprocket wheel and the 6th sprocket chain on conveying cylinder of the output end of gear-box pass
Dynamic, conveying cylinder drives conveyer belt rotation, the other end of conveyer belt to be set on folding carriage.
The outer ring of the screening drum is equipped with groove, and the screening drum support roller coordinated with groove is equipped in working bin.
It is provided with filter screen on the feed hopper.
The middle part of the rack is equipped with movable pulley, and the bottom of rack is equipped with telescope support.
The engine is diesel engine.
The working bin side is equipped with cat ladder.
Above-mentioned technical proposal is used, the invention has the advantages that：
1. power plant is diesel engine or motor, a power end can be driven all devices on screening machine and be acted,
Power adequately is utilized, reduces power consumption, improves production efficiency；
2. needing the soil of crushing and screening to enter in screening drum by the feeding screw in feed hopper, the crushing among screening drum
Disintegrating knife on axis tentatively smashes soil, and by the rotation of screening drum, qualified hack is fallen downwards by screening drum
It is transported to finished product mound onto conveyer belt, and by conveyer belt, is rolled by screening not over the bulk soil particle of screening drum
The rotation of cylinder is driven the top of screening drum, and freely falling body is fallen on the crushing shaft among screening drum again, crushing shaft
On Disintegrating knife bulk soil particle is crushed again, by two to above-mentioned shattering process repeatedly three times, you can will be big absolutely
Most bulk soil particle crushing and screenings at composite demand qualified soil particle；
3. the hard objects that can not be crushed, to one end of screening drum, and are led to by the reinforcing bar spiral pushing on screening drum inner wall
The waste material hopper position for crossing working bin side will be unable to broken hard objects from useless by the material toggling blade on screening drum
Material hopper pushes outside；
Storage battery is installed on 4 screening machines, diesel engine is started by storage battery, is arrived the adjusting of clutch gear by control cabinet before starting
Neutral gear gear, clutch are provided with multiple gears, different gears can be adjusted as needed, to adjust screening drum and powder
The direction of rotation of broken axis passes through throttle adjustment rotary speed；
5. being provided with protective cover on screening machine, it is conveniently operated personnel safety operation, hard objects is also placed and flies inside screening machine
Go out, operating personnel are damaged；
6. being provided with cat ladder on screening machine, staff is facilitated to observe and repair hack screening plan；Screening machine is equipped with wheel
And hitch frame, facilitate dragging to move, hitch frame is adjustable, can adjust position according to different altitudes；Screening machine is also matched
Telescope support is had, the balance and gradient of screening machine can be adjusted according to field condition.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is the vertical view of Fig. 1；
Fig. 5 is the partial enlarged view at A in Fig. 1；
Fig. 6 is the partial enlarged view at B in Fig. 1；
Fig. 7 is the partial enlarged view at C in Fig. 1.
Specific implementation mode
Specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings：
As shown in Fig. 1-Fig. 7, a kind of self-powered towed hack screening machine, including rack 1, rack 1 are filled equipped with power
It sets, hack screening plan and conveying device, rack 1 are equipped with feed inlet 3, working bin 2 equipped with working bin 2, the side of working bin 2
Bottom be equipped with blanking port 4, feed inlet 3 is equipped with feed hopper 5, feeding screw 6 is equipped in feed inlet 3, the side of working bin 2 is set
There are waste material hopper 7, hack screening plan to be rotatablely installed in working bin 2, power plant is located at a side end of working bin 2, defeated
The bottom for sending device to be located at working bin 2, power plant drive hack screening plan, hack screening plan to drive conveying device, machine
Generator 8 is additionally provided on frame 1, power plant also drives generator 8, one end of rack 1 to be equipped with hitch frame 9, the other end of rack 1
Equipped with folding carriage 10.
Power plant includes control cabinet 11, engine 12 and clutch 13, and control cabinet 11 is started by control circuit connection
One output shaft of machine 12, engine 12 connects clutch 13 by the first V-belt 14, and another output shaft of engine 12 is logical
Cross the second V-belt 15 connection generator 8, the output shaft of clutch 13 is equipped with drive sprocket, on the output shaft of clutch 13
Drive sprocket connects hack screening plan by the first chain.
Hack screening plan includes the screening drum 16 and the first transmission shaft 17 being mounted in rack 1, screening drum 16
The inner ring of one end is equipped with ring gear 18, and the inner wall of screening drum 16 is equipped with the reinforcing bar spiral of spiral setting, screening drum 16 it is another
One end is equipped with material toggling blade 19, and the position of material toggling blade 19 is corresponding with the position of waste material hopper 7 of 2 side of working bin, the
One end of one transmission shaft 17 is equipped with the second sprocket wheel 20, and the other end of the first transmission shaft 17 is equipped with first gear 21, screening drum 16
Interior to be equipped with crushing shaft 22, crushing shaft 22 is equipped with spiral Disintegrating knife 23, and one end of crushing shaft 22 is equipped with the first sprocket wheel 24, and first
By the first chain drive between drive sprocket on the output shaft of sprocket wheel 24 and clutch 13, the other end of crushing shaft 22 is side by side
Equipped with third sprocket wheel 25 and the 4th sprocket wheel 26, the third sprocket wheel 25 on crushing shaft 22 passes through on the second chain and the first transmission shaft 17
The second sprocket wheel 20, the first gear 21 on the first transmission shaft 17 and 18 engaged transmission of ring gear in screening drum 16 crush
The 4th sprocket wheel 26 on axis 22 connects conveying device by third chain.
Conveying device includes gear-box 27, conveying cylinder 28 and conveyer belt 29, and the input terminal of gear-box 27 is equipped with the 5th chain
Wheel 30, the 5th sprocket wheel 30 are sequentially connected by the 4th sprocket wheel 26 on third chain and crushing shaft 22, the output end of gear-box 27
Equipped with the 5th sprocket wheel 34, one end of conveying cylinder 28 is equipped with the 6th sprocket wheel, the 5th sprocket wheel 34 of the output end of gear-box 27 with it is defeated
Send the 6th sprocket wheel chain drive on roller 28, conveying cylinder 28 that conveyer belt 29 is driven to rotate, the other end of conveyer belt 29 is set in
On folding carriage 10.
The outer ring of screening drum 16 is equipped with groove, and the screening drum support roller 30 coordinated with groove is equipped in working bin 2.
It is provided with filter screen on feed hopper 5.
The middle part of rack 1 is equipped with movable pulley 31, and the bottom of rack 1 is equipped with telescope support 32.
Engine 12 is diesel engine.
2 side of working bin is equipped with cat ladder 33.
Power plant is diesel engine or motor, and a power end can be driven all devices on screening machine into action
Make, power is adequately utilized, reduces power consumption, improves production efficiency.Need the soil of crushing and screening by feed hopper 5
Interior feeding screw 6 enters in screening drum 16, and the Disintegrating knife on crushing shaft 22 among screening drum 16 tentatively beats soil
Broken, by the rotation of screening drum 16, qualified hack is fallen to downwards by screening drum 16 on conveyer belt 29, and by defeated
It send band 29 to be transported to finished product mound, is driven by the rotation of screening drum 16 not over the bulk soil particle of screening drum 16
The top of screening drum 16, again freely falling body fall on the crushing shaft 22 among screening drum 16, the powder on crushing shaft 22
Broken blade is again crushed bulk soil particle, by two to above-mentioned shattering process three times, you can by most bulks soil
Particle Breakage is sieved into the qualified soil particle of composite demand.The hard objects that can not be crushed pass through the steel on 16 inner wall of screening drum
Muscle spiral pushing passes through screening drum to one end of screening drum 16, and by 7 position of waste material hopper of 2 side of working bin
Material toggling blade 19 on 16 will be unable to broken hard objects and push outside from waste material hopper 7.Storage battery is installed on screening machine,
Start diesel engine by storage battery, by control cabinet 11 by 13 gear of clutch adjusting to neutral gear gear before starting, clutch 13 is set
Multiple gears are equipped with, different gears can be adjusted as needed, to adjust the rotation speed of screening drum 16 and crushing shaft 22
Degree.It is provided with protective cover on screening machine, is conveniently operated personnel safety operation, also places hard objects and flies out inside screening machine,
Operating personnel are damaged.It is provided with cat ladder 33 on screening machine, staff is facilitated to observe and repair hack screening plan；Sieve
Extension set facilitates dragging to move equipped with movable pulley 31 and hitch frame 9, hitch frame 9 be it is adjustable, can be according to different altitudes
Adjust position；Screening machine is further equipped with telescope support 32, can adjust the balance and gradient of screening machine according to field condition.
The present embodiment is not to be made any form of restriction to shape, material, the structure etc. of the present invention, every according to this hair
Bright technical spirit belongs to the technology of the present invention side to any simple modification, equivalent change and modification made by above example
The protection domain of case.
Claims (9)
1. a kind of self-powered towed hack screening machine, including rack, rack is equipped with power plant, hack screening plan
And conveying device, it is characterised in that：Rack is equipped with working bin, and the side of working bin is equipped with feed inlet, and the bottom of working bin is set
There are blanking port, feed inlet to be equipped with feed hopper, feeding screw is equipped in feed inlet, the side of working bin is equipped with waste material hopper,
Hack screening plan is rotatablely installed in working bin, and power plant is located at a side end of working bin, and conveying device is located at working bin
Bottom, power plant drives hack screening plan, hack screening plan to drive conveying device, is additionally provided with generator in rack,
Power plant also drives generator, one end of rack to be equipped with hitch frame, and the other end of rack is equipped with folding carriage.
2. a kind of self-powered towed hack screening machine according to claim 1, it is characterised in that：The power dress
It sets including control cabinet, engine and clutch, control cabinet connects engine by control circuit, and an output shaft of engine is logical
Cross the first triangle band connection clutch, another output shaft of engine by the second triangle band connection generator, clutch it is defeated
Shaft is equipped with drive sprocket, and the drive sprocket on the output shaft of clutch connects hack screening plan by the first chain.
3. a kind of self-powered towed hack screening machine according to claim 2, it is characterised in that：The hack sieve
Separating device includes rack-mounted screening drum and the first transmission shaft, and the inner ring of one end of screening drum is equipped with ring gear,
The inner wall of screening drum is equipped with the reinforcing bar spiral of spiral setting, and the other end of screening drum is equipped with material toggling blade, material toggling blade
Position is corresponding with the position of waste material hopper of working bin side, and one end of the first transmission shaft is equipped with the second sprocket wheel, and first passes
The other end of moving axis is equipped with first gear, and crushing shaft is equipped in screening drum, and crushing shaft is equipped with spiral Disintegrating knife, crushing shaft
One end be equipped with the first sprocket wheel, by the first chain drive between the drive sprocket on the output shaft of the first sprocket wheel and clutch,
The other end of crushing shaft is equipped with third sprocket wheel and the 4th sprocket wheel side by side, and the third sprocket wheel on crushing shaft passes through the second chain and first
The second sprocket wheel on transmission shaft, the ring gear engaged transmission in the first gear and screening drum on the first transmission shaft, crushing shaft
On the 4th sprocket wheel pass through third chain connect conveying device.
4. a kind of self-powered towed hack screening machine according to claim 3, it is characterised in that：The conveying dress
It sets including gear-box, conveying cylinder and conveyer belt, the input terminal of gear-box is equipped with the 5th sprocket wheel, and the 5th sprocket wheel passes through third chain
It is sequentially connected with the 4th sprocket wheel on crushing shaft, the output end of gear-box is equipped with the 5th sprocket wheel, and one end of conveying cylinder is equipped with the
Six sprocket wheels, the 5th sprocket wheel and the 6th sprocket wheel chain drive on conveying cylinder of the output end of gear-box, conveying cylinder driving conveying
Band rotation, the other end of conveyer belt are set on folding carriage.
5. a kind of self-powered towed hack screening machine according to claim 4, it is characterised in that：The screening rolling
The outer ring of cylinder is equipped with groove, and the screening drum support roller coordinated with groove is equipped in working bin.
6. a kind of self-powered towed hack screening machine according to claim 5, it is characterised in that：The feed hopper
On be provided with filter screen.
7. a kind of self-powered towed hack screening machine according to claim 5, it is characterised in that：The rack
Middle part is equipped with movable pulley, and the bottom of rack is equipped with telescope support.
8. a kind of self-powered towed hack screening machine according to claim 7, it is characterised in that：The engine
For diesel engine.
9. a kind of self-powered towed hack screening machine according to claim 8, it is characterised in that：The working bin
Side is equipped with cat ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205032.3A CN108525981B (en) | 2018-03-13 | 2018-03-13 | From towed hack screening machine of taking power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205032.3A CN108525981B (en) | 2018-03-13 | 2018-03-13 | From towed hack screening machine of taking power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108525981A true CN108525981A (en) | 2018-09-14 |
| CN108525981B CN108525981B (en) | 2021-02-19 |
Family
ID=63484517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810205032.3A Active CN108525981B (en) | 2018-03-13 | 2018-03-13 | From towed hack screening machine of taking power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108525981B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794409A (en) * | 2019-03-12 | 2019-05-24 | 广西道能加生物能源股份有限公司 | A kind of automatical feeding system for charcoal production |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440637A (en) * | 1982-04-30 | 1984-04-03 | Sukup Manufacturing Co. | Rotary grain screeners |
| CN201235344Y (en) * | 2008-06-16 | 2009-05-13 | 李伟 | Drum-type sand screen |
| CN104438042A (en) * | 2014-11-29 | 2015-03-25 | 肖金坚 | Material screening device |
| CN106179653A (en) * | 2015-05-06 | 2016-12-07 | 枣庄海川重工机械设备有限公司 | A kind of multifunctional and composite type pulverizer |
| CN205887393U (en) * | 2016-07-26 | 2017-01-18 | 深圳市福盈混凝土有限公司 | Sand -gravel separation device |
-
2018
- 2018-03-13 CN CN201810205032.3A patent/CN108525981B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440637A (en) * | 1982-04-30 | 1984-04-03 | Sukup Manufacturing Co. | Rotary grain screeners |
| CN201235344Y (en) * | 2008-06-16 | 2009-05-13 | 李伟 | Drum-type sand screen |
| CN104438042A (en) * | 2014-11-29 | 2015-03-25 | 肖金坚 | Material screening device |
| CN106179653A (en) * | 2015-05-06 | 2016-12-07 | 枣庄海川重工机械设备有限公司 | A kind of multifunctional and composite type pulverizer |
| CN205887393U (en) * | 2016-07-26 | 2017-01-18 | 深圳市福盈混凝土有限公司 | Sand -gravel separation device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794409A (en) * | 2019-03-12 | 2019-05-24 | 广西道能加生物能源股份有限公司 | A kind of automatical feeding system for charcoal production |
| CN109794409B (en) * | 2019-03-12 | 2023-12-01 | 广西道能加生物能源股份有限公司 | Automatic feeding system for machine-made charcoal production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108525981B (en) | 2021-02-19 |
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