CN110976285A - Self-propelled straw granulator dust collector protects - Google Patents
Self-propelled straw granulator dust collector protects Download PDFInfo
- Publication number
- CN110976285A CN110976285A CN201911287487.5A CN201911287487A CN110976285A CN 110976285 A CN110976285 A CN 110976285A CN 201911287487 A CN201911287487 A CN 201911287487A CN 110976285 A CN110976285 A CN 110976285A
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- CN
- China
- Prior art keywords
- straw
- dust removal
- self
- propelled
- pressure expansion
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- 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.)
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Classifications
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- 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
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
- A01F29/09—Details
- A01F29/10—Feeding devices
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a dust removal device of a protective self-propelled straw granulator, which comprises a straw channel, wherein the head end of the straw channel is communicated with a cutting device of the protective self-propelled straw granulator, the tail end of the straw channel is inclined upwards and is communicated with the inner wall of the top of a pressure expansion area, the inner wall of the bottom of the pressure expansion area is communicated with one end of a gravity slope, and the other end of the gravity slope is communicated with a feed inlet of the straw granulator of the protective self-propelled straw granulator; the bottom of the pressure expansion area is communicated with the top end of the speed reduction area through a dust removal filter screen, and the bottom end of the speed reduction area is communicated with the dust exhaust channel. The invention is based on the principle of gravity sedimentation, the incoming material speed of the platycodon grandiflorum is reduced through the pressure expansion area, and the platycodon grandiflorum slides and flows into the feeding hole through the gravity channel under the action of gravity by utilizing the mass difference; the dust with small mass and small particles enters the deceleration area through the dust removal filter screen and is discharged to the ground.
Description
Technical Field
The invention relates to a dust removal device, in particular to a dust removal device for a protective self-propelled straw granulator.
Background
At present, in the prior art, the dust removal of the crushed straws is mainly realized by a filter screen; the modern agricultural machine dust removal not only needs to reject the rubble of large granule, needs to solve the problem of raise dust, floating dust moreover more, and tiny granule is the important research content of modern agricultural machine dust removal. The original filter screen technology mainly utilizes the difference of particle sizes to discharge large particles, and the equipment cannot discharge small particles, so that the problems of dust raising and floating cannot be solved essentially, and the original filter screen technology has no effect on dust removal of fine particles. Therefore, an advanced dust removal device needs to be invented to remove dust from the tiny particles and solve the dust removal problem of protecting the self-propelled straw granulator.
Disclosure of Invention
According to the technical problem provided by the above, the dust removing device for the self-propelled straw granulator is protected.
The technical means adopted by the invention are as follows:
a dust removal device of a protective self-propelled straw granulator comprises a straw channel, wherein the head end of the straw channel is communicated with a cutting device of the protective self-propelled straw granulator, the tail end of the straw channel is inclined upwards and is communicated with the inner wall of the top of a pressure expansion area, the inner wall of the bottom of the pressure expansion area is communicated with one end of a gravity slope, and the other end of the gravity slope is communicated with a feed inlet of the straw granulator of the protective self-propelled straw granulator;
the inner diameter of the pressure expansion area is gradually widened from one end close to the straw channel to the bottom of the pressure expansion area;
the bottom in diffusion district and the top in deceleration district pass through dust removal filter screen intercommunication, just the internal diameter in deceleration district is from top to bottom narrow gradually, the bottom in deceleration district with the dust exhaust passageway intercommunication.
The outer wall of the pressure expansion area is arc-shaped, and the middle vertical line of the chord of the pressure expansion area inclines to the bottom of the head end of the straw channel.
The dust removal filter screen is arranged obliquely to the gravity slope.
The outer wall in speed reduction district is the arc, just the tangent line of the outer wall top in speed reduction district with the tangent line coincidence of the outer wall bottom in diffusion district.
The dust removal filter screen is made of wear-resistant metal, and a plurality of small hole structures are arranged on the dust removal filter screen.
The straw channel, the pressure expansion area, the gravity slope, the deceleration area and the dust exhaust channel are formed by welding stainless steel skins.
The invention principle is as follows: the device is mainly based on the principle of gravity sedimentation, the incoming material speed of the platycodon grandiflorum is reduced through the pressure expansion area, the gas flow direction is changed, the particle size is larger by utilizing the mass and size difference of the platycodon grandiflorum, raised dust and floating dust, and the platycodon grandiflorum with slightly higher mass flows into the feed inlet through the gravity channel in a sliding manner under the action of gravity; the dust with small mass and small particles enters the deceleration area through the dust removal filter screen and is discharged to the ground.
The invention has the following advantages:
the main design structure of the invention is the structure design of the pressure expansion area, the structure design of the deceleration area, the dedusting filter screen and the gravity slope, the pressure expansion area ensures the rapid pressure relief of the incoming flow, reduces the incoming flow speed, changes the incoming flow direction, leads the gas to directly impact the dedusting filter screen, and forms an effective speed reduction and airflow direction adjustment function; the structure of the deceleration zone increases the diffusion capacity of the incoming flow, provides favorable conditions for the circulation of gas, improves the flowing speed of the raised dust, and provides settling time and area for the settling of the floating dust; the dust removal filter screen with a certain angle is an important condition for ensuring gravity settling of the platycodon grandiflorum, the flow of the platycodon grandiflorum is weakened by the reduction of the incoming flow speed, the falling speed of the platycodon grandiflorum is improved by the dust removal filter screen with the inclination, the accumulation problem of the platycodon grandiflorum on the dust removal filter screen is solved, the gas circulation is improved, and the dust removal effect is enhanced; the gravity slope of angle has further provided the condition to the landing of balloonflower, has increased the discharge rate of balloonflower, has improved the result of use of equipment.
Based on the reasons, the invention can be widely popularized in the fields of protecting self-propelled straw granulators and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a dust removing device for protecting a self-propelled straw granulator in a specific embodiment of the invention.
Fig. 2 is a pipeline connection diagram for protecting the dust removing device of the self-propelled straw granulator in the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, a protective self-propelled straw granulator with a dust removal device comprises a straw channel 2, wherein the head end of the straw channel 2 is communicated with a cutting device of the protective self-propelled straw granulator 1, the cutting device comprises a cutting mechanism for cutting straws and an induced draft fan for conveying the straws, the tail end of the straw channel 2 is inclined upwards and is communicated with the top inner wall of a diffusion area 3, the bottom inner wall of the diffusion area 3 is communicated with one end of a gravity slope 4, and the other end of the gravity slope 4 is communicated with a straw granulator feed inlet 5 of the protective self-propelled straw granulator 1;
the inner diameter of the pressure expansion area 3 is gradually widened from one end close to the straw channel 2 to the bottom of the pressure expansion area 3;
the bottom in diffusion district 3 and the top in deceleration district 6 pass through dust removal filter screen 7 intercommunication, just the internal diameter in deceleration district 6 is from the top to the bottom taper, the bottom in deceleration district 6 with dust exhaust passage 8 intercommunication.
The outer wall of the pressure expansion area 3 is arc-shaped, and the midperpendicular of the chord of the pressure expansion area 3 inclines towards the bottom of the head end of the straw channel 2.
The dust removal filter screen 7 is inclined towards the gravity slope 4.
The outer wall of the deceleration area 6 is arc-shaped, and the tangent line at the top end of the outer wall of the deceleration area 6 coincides with the tangent line at the bottom end of the outer wall of the pressure expansion area 3.
The dust removal filter screen 7 is made of wear-resistant metal and is provided with a plurality of small hole structures.
The straw channel 2, the pressure expansion zone 3, the gravity slope 4, the deceleration zone 6 and the dust exhaust channel 8 are formed by welding stainless steel skins.
The invention principle is as follows: the device is mainly based on the principle of gravity sedimentation, the incoming material speed of the platycodon grandiflorum is reduced through the pressure expansion area 3, the gas flowing direction is changed, the particle size is larger by utilizing the difference of the mass and the particle size of the platycodon grandiflorum, raised dust and floating dust, and the platycodon grandiflorum with slightly higher mass flows into the feeding hole 5 through the gravity channel 4 in a sliding manner under the action of gravity; the raised dust with smaller mass and smaller particles enters the deceleration zone 6 through the dust removal filter screen 7 and is discharged to the ground.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a protect self-propelled straw granulator dust collector which characterized in that: the straw self-propelled type straw granulator comprises a straw channel, wherein the head end of the straw channel is communicated with a cutting device for protecting the self-propelled type straw granulator, the tail end of the straw channel inclines upwards and is communicated with the inner wall of the top of a pressure expansion area, the inner wall of the bottom of the pressure expansion area is communicated with one end of a gravity slope, and the other end of the gravity slope is communicated with a feed inlet of the straw granulator for protecting the self-propelled type straw granulator;
the inner diameter of the pressure expansion area is gradually widened from one end close to the straw channel to the bottom of the pressure expansion area;
the bottom in diffusion district and the top in deceleration district pass through dust removal filter screen intercommunication, just the internal diameter in deceleration district is from top to bottom narrow gradually, the bottom in deceleration district with the dust exhaust passageway intercommunication.
2. The dust removal device for protecting the self-propelled straw granulator according to claim 1, wherein: the outer wall of the pressure expansion area is arc-shaped, and the middle vertical line of the chord of the pressure expansion area inclines to the bottom of the head end of the straw channel.
3. The dust removal device for protecting the self-propelled straw granulator according to claim 1, wherein: the dust removal filter screen is arranged obliquely to the gravity slope.
4. The dust removal device for protecting the self-propelled straw granulator according to claim 2, wherein: the outer wall in speed reduction district is the arc, just the tangent line of the outer wall top in speed reduction district with the tangent line coincidence of the outer wall bottom in diffusion district.
5. The dust removal device for protecting the self-propelled straw granulator according to claim 1, wherein: the dust removal filter screen is made of wear-resistant metal, and a plurality of small hole structures are arranged on the dust removal filter screen.
6. The dust removal device for protecting the self-propelled straw granulator according to claim 1, wherein: the straw channel, the pressure expansion area, the gravity slope, the deceleration area and the dust exhaust channel are formed by welding stainless steel skins.
Priority Applications (1)
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CN201911287487.5A CN110976285B (en) | 2019-12-14 | 2019-12-14 | Self-propelled straw granulator dust collector protects |
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CN201911287487.5A CN110976285B (en) | 2019-12-14 | 2019-12-14 | Self-propelled straw granulator dust collector protects |
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CN110976285A true CN110976285A (en) | 2020-04-10 |
CN110976285B CN110976285B (en) | 2022-01-18 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1456752A (en) * | 2003-03-13 | 2003-11-19 | 施天亮 | Pneumatic dry dust collecting vehicle |
JP2007252214A (en) * | 2006-03-20 | 2007-10-04 | Mitsubishi Agricult Mach Co Ltd | Thresher |
CN101417752A (en) * | 2008-11-11 | 2009-04-29 | 上海宝钢工程技术有限公司 | Dust removing process of coal fine spraying system and apparatus thereof |
CN104396469A (en) * | 2014-12-12 | 2015-03-11 | 苏州青青生态种植园 | Dust removal equipment applied to straw chopping production line |
CN204280760U (en) * | 2014-11-28 | 2015-04-22 | 神华集团有限责任公司 | Dust exhaustor |
CN108993654A (en) * | 2018-06-26 | 2018-12-14 | 郑州希硕物联科技有限公司 | A kind of stalk crushing device of the agricultural production with self-cleaning function |
-
2019
- 2019-12-14 CN CN201911287487.5A patent/CN110976285B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1456752A (en) * | 2003-03-13 | 2003-11-19 | 施天亮 | Pneumatic dry dust collecting vehicle |
JP2007252214A (en) * | 2006-03-20 | 2007-10-04 | Mitsubishi Agricult Mach Co Ltd | Thresher |
CN101417752A (en) * | 2008-11-11 | 2009-04-29 | 上海宝钢工程技术有限公司 | Dust removing process of coal fine spraying system and apparatus thereof |
CN204280760U (en) * | 2014-11-28 | 2015-04-22 | 神华集团有限责任公司 | Dust exhaustor |
CN104396469A (en) * | 2014-12-12 | 2015-03-11 | 苏州青青生态种植园 | Dust removal equipment applied to straw chopping production line |
CN108993654A (en) * | 2018-06-26 | 2018-12-14 | 郑州希硕物联科技有限公司 | A kind of stalk crushing device of the agricultural production with self-cleaning function |
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