CN2643636Y - Air quantity regulating mechanism of seed refining apparatus - Google Patents
Air quantity regulating mechanism of seed refining apparatus Download PDFInfo
- Publication number
- CN2643636Y CN2643636Y CN 03278747 CN03278747U CN2643636Y CN 2643636 Y CN2643636 Y CN 2643636Y CN 03278747 CN03278747 CN 03278747 CN 03278747 U CN03278747 U CN 03278747U CN 2643636 Y CN2643636 Y CN 2643636Y
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- CN
- China
- Prior art keywords
- air door
- frame
- hinged
- regulating mechanism
- push rod
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Abstract
The utility model relates to a seed cleaning equipment, in particular to an air flow regulator of the seed cleaning equipment. The utility model is characterized in that: the utility model comprises a rack, a blower, a driving chain, a speed-change mechanism and a throttle regulating mechanism; a plurality of blowers are positioned at the lower part of the rack in parallel, the two sides of each blower are provided with the throttle regulating mechanism; the speed-change mechanism is connected with the blower through the driving chain; wherein the utility model also comprises a flowrate monitoring mechanism, which is composed of a probe and a draftmeter; the speed-change mechanism is composed of a potentiometer, a transducer and an electric motor; the throttle regulating mechanism is composed of a front throttle, a rear throttle, a front throttle connecting bar, a rear throttle connecting bar, a connecting bar, a draught connecting bar, a long putter, a short putter, an adjusting screw and a guide rail; the adjusting screw is arranged on a front lateral plate of the rack. The utility model has the advantages that: the adjustment is accurate, intuitive, convenient and laborsaving, and the energy conservation and electric motor protection characteristics are available, which is a personalized design.
Description
Technical field
The utility model relates to seed cleaning equipment, relates in particular to the air quantity governor motion in the seed cleaning equipment
Background technology
Volume adjusting apparatus commonly used generally is to adopt air door regulating mechanism to regulate in the seed cleaning equipment, also occurred at present a kind ofly having that air door is regulated and electrical motor gearshift is regulated the mechanism of the dual regulation of air quantity, but these two kinds of devices all have the following disadvantages: the former, rotation speed of fan is constant, can not regulate power consumption according to processing request.The latter, air door regulating mechanism and the electrical motor gearshift mechanism machine both sides that are placed in are regulated inconvenient.And also there is common defective in both simultaneously: during adjusting, operating personnel are with in the past working experience and feel to regulate, usually feel air quantity with hand, observe the suspended state of seed on compass screen surface with eye and regulate air quantity, it is adjusted to much or how little, also be by rule of thumb, do not have displayable numerical value as concrete defining standard.Therefore, use this equipment to clean seed, the working experience that the quality of its seed selection not only is decided by equipment quality but also is decided by operating personnel reduces seed selection quality stability greatly.
Summary of the invention
The purpose of this utility model is the defective at above-mentioned existence, proposes the air quantity governor motion in a kind of seed cleaning equipment, and is achieved by following technical proposals.
Comprise frame, blower fan, driving-chain, gear and air door regulating mechanism, several blower fans place frame lower side by side, and air door regulating mechanism is equipped with in each blower fan both sides, and gear is fixed in frame lower and is connected with blower fan by driving-chain, it is characterized in that:
Also comprise the air quantity MA monitoring agency, it is made up of probe and draft gauge, the be placed in air outlet of several blower fans of several probes, and the output of probe is connected the corresponding input of draft gauge, and draft gauge places on the frame leading flank;
Described gear is made up of potentiometer, frequency converter, motor, potentiometer connects the corresponding interface on the frequency converter, and the output of frequency converter connects the power input of motor, and motor is fixed in frame lower, potentiometer places on the frame front side board, outside frequency converter is machine-independent;
Described air door regulating mechanism is by preceding air door, back air door, preceding throttle linkage, back throttle linkage, connecting rod, traction link, long push rod, short push rod, adjusting screw(rod) and guide rail are formed, preceding air door, the side up and down of back air door places guide rail, preceding throttle linkage and back throttle linkage one side are hinged with frame respectively, both long cursor ends respectively with preceding air door, back air door is hinged, short cursor end respectively with long push rod, one end of short push rod is hinged, one end of the other end of long push rod and double end traction link is connected, the middle part of double end traction link is fixed on the axle of the air door, the other end of short push rod is connected with the other end of double end traction link, hinged and the frame of axle of the air door, one end of single head traction link is fixed in axle of the air door, one end of the other end and connecting screw rod is hinged, the middle part of connecting rod is articulated in frame, the hinged nut of its other end, adjusting screw(rod) one end is rotatably connected in this nut, outside the other end stretches out on the frame front side board and connect one the rotation hand bright.
The beneficial effects of the utility model are: 1, owing to adopted probe, draft gauge and frequency converter, potentiometer to make the control parameter can specifically be quantified as a concrete numerical value, make more accurate, the science more of quality control, requirement to the operator reduces greatly, and human factor is weakened greatly to quality influence; 2, can guarantee to regulate rotating speed of motor by frequency conversion on the basis that crudy requires, reach purpose energy-conservation and the protection motor; 3, air door regulating handle, speed adjusting lever (potentiometer), draft gauge being concentrated the leading flank that places machine, make adjusting more directly perceived, convenient, laborsaving, is a kind of design that has more hommization.
Description of drawings
Fig. 1 is a structure diagram of the present utility model.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is the transmission schematic diagram of air door regulating mechanism.
1 is frame among the figure, the 2nd, and blower fan, the 3rd, transmission is held back, the 4th, gear, the 5th, air door regulating mechanism, the 6th, probe, the 7th, draft gauge, the 8th, motor, the 9th, frequency converter, the 10th, potentiometer, the 11st, preceding air door, the 12nd, back air door, the 13rd, guide rail, the 14th, preceding throttle linkage, the 15th, back throttle linkage, the 16th, long push rod, the 17th, short push rod, the 18th, connecting rod, the 19th, double end traction link, the 20th, connecting axle, the 21st, adjusting screw(rod), the 22nd, nut, the 23rd, it is bright to regulate hand, and the 24th, frame front side board, the 25th, single head traction link, the 26th, connecting rod, the 27th, pulley.
Embodiment
Below in conjunction with accompanying drawing the utility model figure is described further.
Present embodiment has adopted four typhoon machines, and referring to Fig. 1, four motor coaxles are listed in the bottom of frame (1), and what four probes (6) were placed in blower fan (2) going out upper end, minute air port, and its output connects the corresponding input of draft gauge (7).Potentiometer (10) is connected with corresponding interface on the frequency converter (9), and the output of frequency converter (9) is connected with the power input of motor (8).The bottom that motor (8) is fixed on frame (1) is connected by the axle of belt pulley and belt chain drive and blower fan (2).
Be provided with air door regulating mechanism (5) respectively before the air outlet of blower fan (2) both sides, connecting axle (20) connects the double end traction link (19) in the air door regulating mechanism of both sides, its middle part is fixed on the connecting axle (20), axially fix a single head traction link (25) simultaneously at this, one end of this bar and connecting rod (26) is hinged, one end of the other end of connecting rod (26) and connecting rod (18) is hinged, the middle part of connecting rod (18) and frame (1) are hinged, the hinged nut of its other end (22), an end of adjusting screw(rod) (21) is screwed on this nut.So regulating handle (23) makes adjusting screw(rod) (21) thereby rotates drivening rod when rotating, and makes the air door regulating mechanism of both sides realize interlock by connecting axle (20).
Rotation regulating handle (23), adjusting screw(rod) (21) axially moves in rotation, connecting rod (18) rotating band is dynamically connected, and bar (26) is parallel moves, thereby driving hinged with it single head traction link (25) rotates, make the connecting axle (20) of fixedlying connected rotate, rotate thereby drive double end traction link (19) with single head traction link (25).Also do a plane motion with the hinged long and short push rod (16,17) in double end traction link (19) two ends respectively thereupon and drive the hinged forward and backward throttle linkage (14,15) of the other end with it and rotate around separately pin joint respectively, the long cursor that makes an end be hinged with the forward and backward throttle linkage (14,15) of pulley (27) drives separately air door and does relative folding along guide rail (13) and move, and pulley (27) then moves up and down along the guide runner on the air door.
Potentiometer (10), draft gauge (7), regulating handle (23) are concentrated and are placed frame (1) leading flank, referring to Fig. 2, four draft gauges (7) place on the leading flank side by side, corresponding four regulating handles (23) place the upper end of draft gauge (7) side by side, and the adjusting turn-knob of potentiometer (10) places the lower end of draft gauge (7).
Claims (1)
1, the volume adjusting apparatus in the seed cleaning equipment, comprise frame, blower fan, driving-chain, gear and air door regulating mechanism, several blower fans place frame lower side by side, air door regulating mechanism is equipped with in each blower fan both sides, gear is fixed in frame lower and is connected with blower fan by driving-chain, it is characterized in that:
Also comprise the air quantity MA monitoring agency, it is made up of probe and draft gauge, the be placed in air outlet of several blower fans of several probes, and the output of probe is connected the corresponding input of draft gauge, and draft gauge places on the frame leading flank;
Described gear is made up of potentiometer, frequency converter, motor, potentiometer connects the corresponding interface on the frequency converter, and the output of frequency converter connects the power input of motor, and motor is fixed in frame lower, potentiometer places on the frame front side board, outside frequency converter is machine-independent;
Described air door regulating mechanism is by preceding air door, back air door, preceding throttle linkage, back throttle linkage, connecting rod, traction link, long push rod, short push rod, adjusting screw(rod) and guide rail are formed, preceding air door, the side up and down of back air door places guide rail, preceding throttle linkage and back throttle linkage one side are hinged with frame respectively, both long cursor ends respectively with preceding air door, back air door is hinged, short cursor end respectively with long push rod, one end of short push rod is hinged, one end of the other end of long push rod and double end traction link is connected, the middle part of double end traction link is fixed on the axle of the air door, the other end of short push rod is connected with the other end of double end traction link, hinged and the frame of axle of the air door, one end of single head traction link is fixed in axle of the air door, one end of the other end and connecting screw rod is hinged, the middle part of connecting rod is articulated in frame, the hinged nut of its other end, adjusting screw(rod) one end is rotatably connected in this nut, outside the other end stretches out on the frame front side board and connect one the rotation hand bright.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03278747 CN2643636Y (en) | 2003-09-25 | 2003-09-25 | Air quantity regulating mechanism of seed refining apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03278747 CN2643636Y (en) | 2003-09-25 | 2003-09-25 | Air quantity regulating mechanism of seed refining apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2643636Y true CN2643636Y (en) | 2004-09-29 |
Family
ID=34303350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03278747 Expired - Fee Related CN2643636Y (en) | 2003-09-25 | 2003-09-25 | Air quantity regulating mechanism of seed refining apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2643636Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118189A (en) * | 2019-05-10 | 2019-08-13 | 东北农业大学 | Combined harvester cleaning fan air quantity adjusting mechanism |
-
2003
- 2003-09-25 CN CN 03278747 patent/CN2643636Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |