CN205253576U - Air volume adjusting device and seed cleaner - Google Patents
Air volume adjusting device and seed cleaner Download PDFInfo
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- CN205253576U CN205253576U CN201521105070.XU CN201521105070U CN205253576U CN 205253576 U CN205253576 U CN 205253576U CN 201521105070 U CN201521105070 U CN 201521105070U CN 205253576 U CN205253576 U CN 205253576U
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- air
- air outlet
- exhaust vent
- volume adjusting
- airduct
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Abstract
The utility model discloses an air volume adjusting device and seed cleaner relates to agricultural machine technical field, and main aim at makes air flow distribution even, and the flow direction is stable, improves the seed cleaning effect. The utility model discloses a main technical scheme does: an air volume adjusting device which includes: a machine support. Store up bellows, set up in the frame, store up bellows and constructed into cuboid cavity structure, the one side of storing up bellows is equipped with the air intake, and the opposite side is equipped with the air outlet, and one side perpendicular to that just is equipped with the air intake is equipped with the opposite side of air outlet, be equipped with first exhaust vent on the air outlet, the 2nd air volume regulating mechanism sets up store up bellows air outlet department is used for adjusting the air output of air outlet.
Description
Technical field
The utility model relates to agricultural machinery technological field, relates in particular to a kind of volume adjusting apparatusAnd seed-cleaning apparatus.
Background technology
Seed pneumatic separator tool is according to the difference of material air dynamics, utilizes seedMaterial during with respect to air motion the resistance of air-flow and the effect of material gravity carry out sorting.
Traditional seed pneumatic separator mainly comprises: feeding mechanism, reciprocating screen cloth,Blower fan and drive unit, seed material flows into screen cloth from feed hopper, on reciprocating screen clothFlow, the air-flow that blower fan produces upwards flows from the bottom of screen cloth, by the impurity of sneaking in seedTake away, realize foreign material are separated with seed.
The air quantity adjusting mechanism of existing seed pneumatic separator tool is to adopt baffle plate to block blower fanOutput airduct, controls the throughput of air-flow, and then controls increase or the minimizing of air quantity. This windAmount regulative mode causes by the air-flow of airduct and can not be uniformly distributed, and wind direction is unstable, causes and blowsAir-flow to screen cloth is inhomogeneous, has influence on the effect of cleaning of seed.
Utility model content
In view of this, the utility model provides a kind of volume adjusting apparatus and seed-cleaning apparatus, mainBeing of syllabus is evenly distributed air-flow, flows to stablely, improves purification of seeds effect.
For achieving the above object, the utility model mainly provides following technical scheme:
On the one hand, embodiment of the present utility model provides a kind of volume adjusting apparatus, and it comprises:
Frame;
Storage bellows, are arranged in described frame, and described storage bellows are configured to cuboid cavity knotStructure; One side of described storage bellows is provided with air inlet, and opposite side is provided with air outlet, and is provided with air inletA side perpendicular to the opposite side that is provided with air outlet; Described air outlet is provided with the first exhaust vent;
The second air quantity adjusting mechanism, is arranged on the described air outlet place of described storage bellows, for adjustingSave the air output of described air outlet.
Further, described the second air quantity adjusting mechanism comprises:
Sliding panel, which is provided with the second exhaust vent, described the second exhaust vent and described the first air-outThe aperture in hole and pitch of holes equate, with the corresponding setting of described the first exhaust vent;
Adjusting part, itself and described sliding panel are hinged, to regulate described sliding panel and described air-outThe relative position of mouth.
Further, the length of described the second exhaust vent is 2 times of its diameter.
Further, described adjusting part comprises:
Thread bush, is arranged in described frame;
Threaded rod, is arranged on described thread bush and hinged with described sliding panel.
Further, also comprise:
The first airduct, is arranged in described frame, and described the first airduct is connected with described storage bellows,For air-flow is delivered to described storage bellows;
The first air quantity adjusting mechanism, is located on described the first airduct, to regulate described the first airductAir mass flow.
Further, described the first air quantity adjusting mechanism comprises:
Adjustable plate, is arranged on the inside of described the first airduct, and one end handing-over of described adjustable plate existsOn the inwall of described the first airduct;
Link assembly, hinged with the other end of described adjustable plate, the movement of described link assembly,Drive the other end of described adjustable plate to rotate as axle center taking one end of described adjustable plate, to controlState the air mass flow of the first airduct.
Further, described air outlet is located at the top of described storage bellows.
Further, described storage bellows are provided with gathering sill, and described gathering sill is located at described air-outThe opposition both sides of mouth.
Further, the spacing of described the first exhaust vent is greater than the diameter of described the first exhaust vent.
On the other hand, embodiment of the present utility model provides a kind of seed-cleaning apparatus, and it comprisesState the volume adjusting apparatus described in any one.
By technique scheme, the utility model volume adjusting apparatus and seed-cleaning apparatus are at leastThere is following advantages:
Storage bellows are cuboid cavity structure, and a side of storage bellows is provided with air inlet, and opposite side is provided withAir outlet, air inlet, perpendicular to air outlet, can make air-flow more stable in the time flowing out air outlet; Go outAir port is provided with the first exhaust vent, and air-flow is more evenly distributed in the time flowing out air outlet; The second windAmount governor motion is connected in the air outlet place of storage bellows, for adjusting the air output in air port.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understandTechnological means of the present utility model, and can being implemented according to the content of description, below with thisThe preferred embodiment of utility model also coordinates accompanying drawing to be described in detail as follows.
Brief description of the drawings
A kind of volume adjusting apparatus front view that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the front view that stores up bellows in Fig. 1;
Fig. 4 is the left view that stores up bellows in Fig. 1;
Fig. 5 is the top view that stores up bellows in Fig. 1.
Shown in figure:
1 is frame, and 2 is driving mechanism, and 3 is blower fan, and 4 is the second airduct, and 5 is the second air quantityGovernor motion, 5-1 is sliding panel, and 5-11 is the second exhaust vent, and 5-2 is adjusting part, 5-21Position threaded rod, 5-22 is thread bush, and 5-23 is handle, and 6 is gathering sill, and 7 is storage bellows, 7-1For air inlet, 7-2 is air outlet, and 7-21 is the first exhaust vent, and 8 is the first airduct, and 9 isOne air quantity adjusting mechanism, 9-1 is adjustable plate, 9-2 is link assembly.
Detailed description of the invention
The skill of taking for reaching predetermined utility model object for further setting forth the utility modelArt means and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the utility model applicationDetailed description of the invention, structure, feature and effect thereof, be described in detail as follows. In following explanation,The not necessarily same embodiment that different " embodiment " or " embodiment " refer to. In addition,Special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
As shown in Figures 1 to 5, a kind of air quantity that an embodiment of the present utility model proposes is adjustedRegulating device, it comprises: frame 1, storage bellows 7 and the second air quantity adjusting mechanism 5.
Frame 1 is frame structure, for becoming structural section to be welded;
Storage bellows 7 are arranged in frame 1; The present embodiment is preferred, and storage bellows 7 removably connectBe connected in frame 1, for example, storage bellows 7 are bolted in frame 1; Storage bellows 7Be configured to cuboid cavity structure; One side of storage bellows 7 is provided with air inlet 7-1, and this side is excellentElect the side near blower fan 3 as, to be communicated with the air-out passage of blower fan 3, make from blower fan 3Air flow energy out flows in storage bellows 7 more swimmingly; Opposite side is provided with air outlet 7-2, and establishesThere is a side of air inlet 7-1 perpendicular to the opposite side that is provided with air outlet 7-2; Air outlet 7-2 canThink one or more; In the time that air outlet 7-2 is one, the present embodiment is preferably by air outlet7-2 is located at the top of storage bellows 7, facilitates regulation and control; When air outlet 7-2 is while being multiple,Air outlet 7-2 is located to the top of storage bellows 7 with vertical with air inlet 7-1 on storage bellows 7Both sides? (the air-out of offering on two sidepiece still two sides vertical with air inlet 7-1Is mouth vertical with 7-1? it is my understanding that two sides are parallel with the wind direction of air outlet 7-1! ).Multiple air outlet 7-2 are set can be by uniform air-flow branch in different passages. Air outlet7-2 is provided with the first exhaust vent 7-21; The present embodiment is preferred, and air outlet 7-2 is by the first air-outHole 7-21 array is uniformly distributed and forms, more preferably, and by the first exhaust vent 7-21 rectangular array,Make the orthogonal shape of air outlet 7-2; Certainly this preferred embodiment does not exclude air port 7-2 for circle yetShape. The setting of storage bellows 7, can make air-flow more stable in the time flowing out air outlet 7-2, gasStream is more evenly distributed in the second airduct 4.
The second air quantity adjusting mechanism 5 is connected in the air outlet 7-2 place of storage bellows 7, for regulatingThe air output of air outlet 7-2. The present embodiment preferably by the second air quantity adjusting mechanism 5 slidablyBe connected in the outside of storage bellows 7.
Storage bellows 7 are cuboid cavity structure, and a side of storage bellows 7 is provided with air inlet 7-1, anotherOne side is provided with air outlet 7-2, is provided with a side of air inlet 7-1 perpendicular to being provided with air outlet 7-2'sOpposite side, can make air-flow more stable in the time flowing out air outlet; Air outlet 7-2 is provided with firstExhaust vent 7-21 is more evenly distributed air-flow in the time flowing out air outlet 7-2; The second air quantity regulatesMechanism 5 is connected in the air outlet 7-2 place of storage bellows 7, for adjusting the air-out of air port 7-2Amount.
As above-described embodiment preferably, the second air quantity adjusting mechanism 5 comprises: sliding panel 5-1With adjusting part 5-2.
Sliding panel 5-1 is provided with the second exhaust vent 5-11, the second exhaust vent 5-11 and the first air-outThe aperture of hole 7-21 and pitch of holes equate, and with the corresponding setting of the first exhaust vent 7-21; This realityExecute example preferably the second exhaust vent 5-11 array be evenly distributed on sliding panel 5-1.
Adjusting part 5-2 and sliding panel 5-1 are hinged, to regulate sliding panel 5-1 and air outlet 7-2Relative position. Adjusting part 5-2 comprises: be fixedly connected on the thread bush 5-22 in frame 1Be arranged on the upper and threaded rod 5-21 hinged with sliding panel 5-1 of thread bush 5-22. Threaded rod5-21 is arranged on thread bush 5-22; One end of threaded rod 5-21 and sliding panel 5-1 are hinged,The other end is connected with handle 5-23. Operating personnel make threaded rod 5-21 by turning handle 5-23Thread bush 5-22 axially-movable relatively, because threaded rod 5-21 is connected with sliding panel 5-1, instituteFurther promote sliding panel 5-1 motion with the axially-movable of threaded rod 5-21, at sliding panel 5-1While moving to appropriate location, the second exhaust vent 5-11 on sliding panel 5-1 and air outlet 7-2'sThe first exhaust vent 7-21 is corresponding to be communicated with, and makes the second exhaust vent 5-11 and storage on sliding panel 5-1Bellows 7 are communicated with, and the air-flow in storage bellows 7 is successively by the first exhaust vent 7-21 and the second air-outHole 5-11 flows out, and enters the second airduct 4. In the time that sliding panel 5-1 is continued to regulate, work as slipPlate 5-1 moves to certain position, makes the second exhaust vent 5-11 depart from the first exhaust vent 7-21, makesBlind plate between the second exhaust vent 5-11 and first mutual corresponding the other side's of exhaust vent 7-21 hole, phaseSealing the other side's hole mutually, to reach the object of sealing air outlet 7-2.
As above-described embodiment preferably, the length of the second exhaust vent 5-11 is 2 times of its diameter.The second exhaust vent 5-11 is highly higher, can guide that to enter the air-flow of the second exhaust vent 5-11 steadySurely along the second exhaust vent 5-11 axial flow, be so provided with and be beneficial to steady air flow direction, makeDucted air-flow is more stable.
As above-described embodiment preferably, also comprise: the first airduct 8 and the first air quantity regulate machineStructure 9.
The first airduct 8 is suitable for being removably connected in frame 1, and the present embodiment is the first wind preferablyPipe 8 is fixedly connected with frame 1 by bolt; The first airduct 8 is connected with storage bellows 7, forAir-flow is delivered to storage bellows 7;
The first air quantity adjusting mechanism 9 is located on the first airduct 8, to regulate the sky of the first airduct 8Throughput.
As above-described embodiment preferably, the first air quantity adjusting mechanism 9 comprises: adjustable plate 9-1With link assembly 9-2.
Adjustable plate 9-1 is located at the inside of the first airduct 8, one end of adjustable plate 9-1 and the first airduct8 pin joints;
The other end of link assembly 9-2 and adjustable plate 9-1 is hinged, the movement of link assembly 9-2,Drive adjustable plate 9-1 to rotate, to control the air mass flow of the first airduct 8.
Adjustable plate 9-1 is located at the inside of the first airduct 8, one end of adjustable plate 9-1 and the first airduct8 pin joints; The present embodiment is preferably located at first by the connecting portion of adjustable plate 9-1 and the first airduct 8The upper inside walls of airduct 8; The other end of link assembly 9-2 and adjustable plate 9-1 is hinged, connection rod setPart 9-2 moves up and down, and drives the company of adjustable plate 9-1 around adjustable plate 9-1 and the first airduct 8Connect pin and rotate, to control the air mass flow of the first airduct 8. In the time that link assembly 9-2 moves downward,Adjustable plate 9-1 rotates, and in the first airduct 8, gas channel narrows, and the air-flow passing through reduces;In the time that link assembly 9-2 moves upward, adjustable plate 9-1 upwards rotates, air-flow in the first airduct 8Channel widens, the air-flow passing through increases; Link assembly 9-2 moves up and down, and regulates blower fan 3The total flow of air-out passage.
As above-described embodiment preferably, the cross section of the first airduct 8 is rectangular-shaped, is conducive to theThe installation of one air quantity adjusting mechanism 9 and adjusting.
As above-described embodiment preferably, air outlet 7-2 is located at the top of storage bellows 7.
As above-described embodiment preferably, storage bellows 7 are provided with gathering sill 6, gathering sill 6 is located atThe opposition both sides of air outlet 7-2. The sliding panel 5-1 of the second air quantity adjusting mechanism 5 is inserted into guidingIn groove 6, move along gathering sill 6.
As above-described embodiment preferably, the spacing of the first exhaust vent 7-21 is greater than the first exhaust ventThe diameter of 7-21. Make, in the time of sliding panel 5-1 and 7 relative motion of storage bellows, can mutually seal.
On the other hand, embodiment of the present utility model provides a kind of seed-cleaning apparatus, and it comprises:
Volume adjusting apparatus, volume adjusting apparatus comprises: frame 1, storage bellows 7 and the second air quantityGovernor motion 5.
Storage bellows 7 are arranged in frame 1, and storage bellows 7 are configured to cuboid cavity structure; StorageOne side of bellows 7 is provided with air inlet 7-1, and opposite side is provided with air outlet 7-2, and is provided with air inletA side of 7-1 is perpendicular to the opposite side 2 that is provided with air outlet 7-2; Air outlet 7-2 is provided with firstExhaust vent 7-21; The volume adjusting apparatus object that the present embodiment provides is to regulate the defeated of blower fan 3Go out air-flow; Blower fan 3 can be fixedly connected in frame 1, and driven-mechanism 2 drives to provideAir-flow. One end of the first airduct 8 is sleeved on the air-out passage of blower fan 3, the other end and storage windThe air inlet 7-1 of case 7 connects, and makes the output gas flow of blower fan flow into storage bellows 7. The second air quantity is adjustedJoint mechanism 5 is arranged at the air outlet 7-2 place of storage bellows 7, for adjusting going out of air port 7-2Air quantity.
The volume adjusting apparatus that the present embodiment provides and seed-cleaning apparatus, the air outlet of its storage bellowsBe arranged vertically with air inlet, can make air-flow more stable in the time flowing out air outlet; Air outlet is byOne exhaust vent array is uniformly distributed and forms, and the second air quantity adjusting mechanism is located at air outlet place, forRegulate air-flow, air-flow is more evenly distributed in the time flowing out air outlet.
The above, be only preferred embodiment of the present utility model, not new to this practicalityType is done any pro forma restriction, according to technical spirit of the present utility model to above embodiment instituteAny simple modification, equivalent variations and the modification done, all still belong to technical solutions of the utility modelScope in.
Claims (10)
1. a volume adjusting apparatus, is characterized in that, it comprises:
Frame;
Storage bellows, are arranged in described frame, and described storage bellows are configured to cuboid cavity structure; One side of described storage bellows is provided with air inlet, and opposite side is provided with air outlet, and a side that is provided with air inlet is perpendicular to the opposite side that is provided with air outlet; Described air outlet is provided with the first exhaust vent;
The second air quantity adjusting mechanism, is arranged on the described air outlet place of described storage bellows, for regulating the air output of described air outlet.
2. volume adjusting apparatus according to claim 1, is characterized in that,
Described the second air quantity adjusting mechanism comprises:
Sliding panel, which is provided with the second exhaust vent, and described the second exhaust vent equates with aperture and the pitch of holes of described the first exhaust vent, with the corresponding setting of described the first exhaust vent;
Adjusting part, itself and described sliding panel are hinged, to regulate the relative position of described sliding panel and described air outlet.
3. volume adjusting apparatus according to claim 2, is characterized in that,
The length of described the second exhaust vent is 2 times of its diameter.
4. volume adjusting apparatus according to claim 2, is characterized in that,
Described adjusting part comprises:
Thread bush, is arranged in described frame;
Threaded rod, is arranged on described thread bush and hinged with described sliding panel.
5. volume adjusting apparatus according to claim 2, is characterized in that,
Also comprise:
The first airduct, is arranged in described frame, and described the first airduct is connected with described storage bellows, for air-flow being delivered to described storage bellows;
The first air quantity adjusting mechanism, is located on described the first airduct, to regulate the air mass flow of described the first airduct.
6. volume adjusting apparatus according to claim 5, is characterized in that,
Described the first air quantity adjusting mechanism comprises:
Adjustable plate, is arranged on the inside of described the first airduct, and one end of described adjustable plate joins on the inwall of described the first airduct;
Link assembly, hinged with the other end of described adjustable plate, the movement of described link assembly, drives the other end of described adjustable plate to rotate as axle center taking one end of described adjustable plate, to control the air mass flow of described the first airduct.
7. volume adjusting apparatus according to claim 1, is characterized in that,
Described air outlet is located at the top of described storage bellows.
8. volume adjusting apparatus according to claim 1, is characterized in that,
Described storage bellows are provided with gathering sill, and described gathering sill is located at the opposition both sides of described air outlet.
9. volume adjusting apparatus according to claim 1, is characterized in that,
The spacing of described the first exhaust vent is greater than the diameter of described the first exhaust vent.
10. a seed-cleaning apparatus, is characterized in that, it comprises the volume adjusting apparatus described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521105070.XU CN205253576U (en) | 2015-12-28 | 2015-12-28 | Air volume adjusting device and seed cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521105070.XU CN205253576U (en) | 2015-12-28 | 2015-12-28 | Air volume adjusting device and seed cleaner |
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| Publication Number | Publication Date |
|---|---|
| CN205253576U true CN205253576U (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521105070.XU Active CN205253576U (en) | 2015-12-28 | 2015-12-28 | Air volume adjusting device and seed cleaner |
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| Country | Link |
|---|---|
| CN (1) | CN205253576U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106856886A (en) * | 2017-04-10 | 2017-06-20 | 华中农业大学 | A kind of light breeze screening device of rape combined harvester |
| CN110118189A (en) * | 2019-05-10 | 2019-08-13 | 东北农业大学 | Combined harvester cleaning fan air quantity adjusting mechanism |
-
2015
- 2015-12-28 CN CN201521105070.XU patent/CN205253576U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106856886A (en) * | 2017-04-10 | 2017-06-20 | 华中农业大学 | A kind of light breeze screening device of rape combined harvester |
| CN110118189A (en) * | 2019-05-10 | 2019-08-13 | 东北农业大学 | Combined harvester cleaning fan air quantity adjusting mechanism |
| CN110118189B (en) * | 2019-05-10 | 2020-05-15 | 东北农业大学 | Air quantity adjusting mechanism of cleaning fan of combine harvester |
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