CN203788717U - Harvester and wind speed adjusting device for draught fan of harvester - Google Patents
Harvester and wind speed adjusting device for draught fan of harvester Download PDFInfo
- Publication number
- CN203788717U CN203788717U CN201420063615.4U CN201420063615U CN203788717U CN 203788717 U CN203788717 U CN 203788717U CN 201420063615 U CN201420063615 U CN 201420063615U CN 203788717 U CN203788717 U CN 203788717U
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- China
- Prior art keywords
- clutch plate
- driving disc
- spacing pressing
- disc spacing
- driving
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- Expired - Lifetime
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- 230000001105 regulatory effect Effects 0.000 claims description 21
- 238000010030 laminating Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 235000013339 cereals Nutrition 0.000 description 30
- 244000068988 Glycine max Species 0.000 description 2
- 235000010469 Glycine max Nutrition 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Abstract
The utility model belongs to the field of agricultural machines, and provides a wind speed adjusting device for a draught fan of a harvester. The wind speed adjusting device is characterized in that a driving transmission wheel (1) is connected with an engine (3), a driven transmission wheel (2) is connected with the draught fan (4) of the harvester, the driving transmission wheel (1) comprises a driving disc I (5), a driven disc I (6) and a lead screw (7), the driven disc I (6) is connected with a driving wheel (8), the driving disc I (5) is connected with the driven disc I (6), the driving disc I (5) is arranged on the lead screw (7) in a sleeved mode, a V-shaped structure is arranged between a driving disc inner wall I (9) of the driving disc I (5) and a driven disc inner wall I (10) of the driven disc I (6), and the driving transmission wheel (1) is connected with the driven transmission wheel (2) through a connecting belt (32). The wind speed adjusting device can achieve stepless adjustment of blast capacity of the draught fan of the harvester, and meet the requirements of different crops for the rotating speed of a roller.
Description
Technical field
The utility model belongs to the technical field of agricultural machinery, and specifically, the utility model relates to a kind of grain header blower fan wind speed adjusting device.
Background technology
In prior art, the blower fan air rate adjustment in combine generally comprises two kinds: 1) change gearratio by changing belt pulley and the corresponding belt of different-diameter, change the rotating speed of grain header blower fan with this; 2) change the gearratio of belt pulley by increase and decrease the mode of packing ring between two driving members of belt pulley, thereby change rotation speed of fan.Two kinds of modes of the prior art, very inconvenient in user's operating process, and also Different Crop and same crop different conditions also cannot effectively be met the adjustment of drum rotation speed.
Utility model content
Technical problem to be solved in the utility model is: for the deficiencies in the prior art, a kind of gearratio that can change easily between initiative driver and passive drive is provided, realize the step-less adjustment of grain header fan delivery, thereby can meet the grain header blower fan wind speed adjusting device of Different Crop to drum rotation speed demand.
Solve above-described technical problem, the technical scheme that the utility model is taked is:
The utility model is a kind of grain header blower fan wind speed adjusting device, comprise initiative driver, passive drive, described initiative driver is connected with engine, passive drive is connected with grain header blower fan, initiative driver comprises driving disc spacing pressing I, clutch plate I, screw mandrel, clutch plate I is connected with driving wheel, driving disc spacing pressing I is connected with clutch plate I, driving disc spacing pressing I is sleeved on screw mandrel simultaneously, the structure that is set to be in the shape of the letter V between the clutch plate inwall I of the driving disc spacing pressing inwall I of driving disc spacing pressing I and clutch plate I, described initiative driver connects by being connected belt with passive drive.
The utility model also provides a kind of grain header, comprises above-mentioned wind speed adjusting device.
Adopt the technical solution of the utility model, can obtain following beneficial effect:
Grain header blower fan wind speed adjusting device described in the utility model, initiative driver connects by being connected belt with passive drive, regulate the flexible of screw mandrel by regulating handle, thereby can regulate the distance between driving disc spacing pressing I and clutch plate I, and due to the structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall I of driving disc spacing pressing I and the clutch plate inwall I of clutch plate I, like this, in the time that the distance between driving disc spacing pressing I and clutch plate I changes, diameter between initiative driver and passive drive changes, thereby change gearratio, realize the step-less adjustment of grain header fan delivery, realize so within the specific limits the object of adjusting rotation speed of fan, thereby meet corn, soybean, wheat, the demand of the Different Crop such as paddy rice to drum rotation speed, realize grain header cleaning and sorting system to Different Crop adaptability, improve the adaptability of grain header.
Brief description of the drawings
Mark in the each accompanying drawing of this specification expressed content and figure is made to brief description below:
Fig. 1 is the structural representation of grain header blower fan wind speed adjusting device described in the utility model while being connected with engine and grain header blower fan respectively;
Fig. 2 is the sectional structure schematic diagram of the initiative driver of grain header blower fan wind speed adjusting device described in the utility model;
Fig. 3 is the sectional structure schematic diagram of the passive drive of grain header blower fan wind speed adjusting device described in the utility model;
In accompanying drawing, be labeled as: 1, initiative driver; 2, passive drive; 3, engine; 4, grain header blower fan; 5, driving disc spacing pressing I; 6, clutch plate I; 7, screw mandrel; 8, driving wheel; 9, driving disc spacing pressing inwall I; 10, clutch plate inwall I; 11, drive belt; 12, driving wheel body; 13, alignment pin I; 14, clutch plate body I; 15, driving disc spacing pressing II; 16, clutch plate II; 17, driving disc spacing pressing body II; 18, fan shaft; 19, clutch plate body II; 20, baffle portion; 21, helical spring; 22, driving disc spacing pressing inwall II; 23, clutch plate inwall II; 24, friction plate; 25, driving disc spacing pressing body I; 26, regulating handle; 27, bearing I; 28, bearing II; 29, spacing collar; 30, fixed disk; 31, backstay; 32, connect belt.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, embodiment of the present utility model is described in further detail as effect and the operation principle etc. of the mutual alignment between the shape of related each member, structure, each several part and annexation, each several part:
As shown in accompanying drawing 1-accompanying drawing 3, the utility model is a kind of grain header blower fan wind speed adjusting device, comprise initiative driver 1, passive drive 2, described initiative driver 1 is connected with engine 3, passive drive 2 is connected with grain header blower fan 4, initiative driver 1 comprises driving disc spacing pressing I 5, clutch plate I 6, screw mandrel 7, clutch plate I 6 is connected with driving wheel 8, driving disc spacing pressing I 5 is connected with clutch plate I 6, driving disc spacing pressing I 5 is sleeved on screw mandrel 7 simultaneously, the structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall I 9 of driving disc spacing pressing I 5 and the clutch plate inwall I 10 of clutch plate I 6, initiative driver 1 connects by being connected belt 32 with passive drive 2.Adopt structure of the present utility model, initiative driver connects by being connected belt with passive drive, regulate the flexible of screw mandrel by regulating handle, can regulate the distance between driving disc spacing pressing I and clutch plate I, and due to the structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall I of driving disc spacing pressing I and the clutch plate inwall I of clutch plate I, like this, in the time that the distance between driving disc spacing pressing I and clutch plate I changes, diameter between initiative driver and passive drive changes, thereby change gearratio, realized the step-less adjustment of grain header fan delivery.
Described driving wheel 8 is by driving belt 11 to be connected with engine 3, driving wheel 8 and clutch plate I 6 are sleeved on the driving wheel body 12 of tubulose, and driving wheel 8, driving disc spacing pressing I 5 and clutch plate I 6 are by connecting through the alignment pin I 13 of driving wheel 8, driving disc spacing pressing I 5 and clutch plate I 6.
In grain header blower fan air rate adjustment dress described in the utility model, the driving disc spacing pressing I 5 of initiative driver 1 and clutch plate I 6 are installed on driving wheel body 12, initiative driver 1 also comprise fixed disk and regulating handle, can drive the positive and negative rotation of screw mandrel by regulating handle 26, realize the adjusting of the distance between driving disc spacing pressing I 5 and clutch plate I 6, in the time that regulating handle 26 turns clockwise, driving disc spacing pressing I 5 is inwardly moved, between driving disc spacing pressing I 5 and driven disc I 6, distance reduces, when regulating handle 26 turns counterclockwise, driving disc spacing pressing I 5 is outwards moved, between driving disc spacing pressing I 5 and driven disc I 6, distance increases, realizing initiative driver 1 diameter changes.
Described clutch plate I 5 comprises the clutch plate body I 14 of tubulose, clutch plate I 5 is sleeved on screw mandrel 7 by clutch plate body I 14, screw mandrel 7 one end are flexibly connected with the silk tooth in driving wheel body 12, and screw mandrel 7 other ends are set to extend the structure of clutch plate body I 14.
Described passive drive 2 comprises driving disc spacing pressing II 15, clutch plate II 16, driving disc spacing pressing II 15 is passed through driving disc spacing pressing body II 17 movable sets on fan shaft 18, clutch plate II 16 is fixedly set on fan shaft 18 by clutch plate body II 19, near on the fan shaft 18 of driving disc spacing pressing II 15 1 sides, baffle portion 20 is set, between baffle portion 20 and driving disc spacing pressing II 15, helical spring 21 is set, helical spring 21 is set to driving disc spacing pressing II 15 to be pressed against the structure in clutch plate II 16.
Passive drive 2 comprises driving disc spacing pressing II 15 and clutch plate II 16, in the time that the diameter of initiative driver 1 changes, because the driving belt 11 being sleeved between initiative driver 1 and passive drive 2 is of a size of fixing, while regulating between driving disc spacing pressing I 5 and driven disc I 6 by regulating handle 26 that distance reduces, the diameter dimension of initiative driver increases, at this moment drive belt 11 application of forces on passive drive, the stressed contraction of helical spring 21 on passive drive 2, distance between driving disc spacing pressing II 15 and clutch plate II 16 increases, the diameter dimension of passive drive 2 diminishes, like this, by initiative driver 1 and passive drive 2 variation of diameter dimension separately, just change the gearratio of wind speed adjusting device, adapt to the demand of different cereal to wind speed size.
The structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall II 22 of described driving disc spacing pressing II 15 and the clutch plate inwall II 23 of clutch plate II 16, the position that described driving disc spacing pressing II 15 and clutch plate II 16 are fitted arranges respectively a friction plate 24 that can prevent friction.In the time that driving disc spacing pressing II 15 and clutch plate II 16 are fitted, friction plate 24 can play the effect that prevents from occurring between driving disc spacing pressing II 15 and clutch plate II 16 friction.
Described clutch plate body I 14 is set to be sleeved on the structure in driving disc spacing pressing body I 25, termination, one end portion that described screw mandrel 7 extends clutch plate body I 14 is provided for the regulating handle 26 of rotary screw rod 7, described driving disc spacing pressing I 5 is connected with screw mandrel 7 by bearing I 27, and described clutch plate I 6 is flexibly connected with driving wheel body 12 by bearing II 28.By regulating handle 26, can regulate rotary screw rod 7, thereby realize the increase of the distance between driving disc spacing pressing I 5 and driven disc I 6 or reduce, easy to adjust quick.
The circular spacing collar 29 of protrusion is set in described driving disc spacing pressing II 15, and described helical spring 21 is installed between driving disc spacing pressing body II 17 and spacing collar 29 near one end of driving disc spacing pressing II 15.
Described clutch plate body I 14 outer ring suit fixed disks 30, arrange the backstay 31 that can stop regulating handle 26 to rotate on described regulating handle 26.
Grain header blower fan wind speed adjusting device described in the utility model, initiative driver 1 with clean transmission and be connected, accept the power that engine sends, passive drive 2 is in transmission connection with fan shaft 18.
In like manner, while regulating between driving disc spacing pressing I 5 and driven disc I 6 distance to increase by regulating handle 26, the diameter dimension of initiative driver reduces, at this moment drive belt 11 application of forces on passive drive 2, helical spring 21 on passive drive 2 sets back, distance between driving disc spacing pressing II 15 and clutch plate II 16 reduces, it is large that the diameter dimension of passive drive 2 becomes, like this by initiative driver 1 and passive drive 2 variation of diameter dimension separately, just again change the gearratio of wind speed adjusting device, adapted to the demand of different cereal.
Grain header blower fan wind speed adjusting device of the present utility model, regulating handle 26 is connecting initiative driver 1, drive driving disc spacing pressing I 5 to the direction motion near clutch plate I 6 by rotation regulating handle 26, cause driving disc spacing pressing I 5 and clutch plate I 6 to coordinate, initiative driver diameter increases, outwards extruding belt of driving disc spacing pressing I 5 and clutch plate I 6, belt moves to outer rim along driving disc spacing pressing inwall 9 and clutch plate inwall I 10, and then belt pulls the driving belt 11 being sleeved on passive drive 2, belt force application makes passive drive diameter become Xiao, at this moment major diameter coordinates with minor diameter, fan shaft is accelerated, otherwise minor diameter band major diameter, slows down fan shaft.
Grain header blower fan wind speed adjusting device described in the utility model, initiative driver connects by being connected belt with passive drive, regulate the flexible of screw mandrel by regulating handle, thereby can regulate the distance between driving disc spacing pressing I and clutch plate I, and due to the structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall I of driving disc spacing pressing I and the clutch plate inwall I of clutch plate I, like this, in the time that the distance between driving disc spacing pressing I and clutch plate I changes, diameter between initiative driver and passive drive changes, thereby change gearratio, realize the step-less adjustment of grain header fan delivery, realize so within the specific limits the object of adjusting rotation speed of fan, thereby meet corn, soybean, wheat, the demand of the Different Crop such as paddy rice to drum rotation speed, realize grain header cleaning and sorting system to Different Crop adaptability, improve the adaptability of grain header.
By reference to the accompanying drawings the utility model is carried out to exemplary description above; obviously the concrete realization of the utility model is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present utility model and technical scheme to carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasions, all in protection domain of the present utility model.
Claims (9)
1. a grain header blower fan wind speed adjusting device, comprise initiative driver (1), passive drive (2), it is characterized in that: described initiative driver (1) is connected with engine (3), passive drive (2) is connected with grain header blower fan (4), initiative driver (1) comprises driving disc spacing pressing I (5), clutch plate I (6), screw mandrel (7), clutch plate I (6) is connected with driving wheel (8), driving disc spacing pressing I (5) is connected with clutch plate I (6), driving disc spacing pressing I (5) is sleeved on screw mandrel (7) simultaneously, the structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall I (9) of driving disc spacing pressing I (5) and the clutch plate inwall I (10) of clutch plate I (6), described initiative driver (1) connects by being connected belt (32) with passive drive (2).
2. grain header blower fan wind speed adjusting device according to claim 1, it is characterized in that: driving wheel (8) is by driving belt (11) to be connected with engine (3), driving wheel (8) and clutch plate I (6) are sleeved on the driving wheel body (12) of tubulose, and driving wheel (8), driving disc spacing pressing I (5) and clutch plate I (6) connect by the alignment pin I (13) through driving wheel (8), driving disc spacing pressing I (5) and clutch plate I (6).
3. grain header blower fan wind speed adjusting device according to claim 1 and 2, it is characterized in that: clutch plate I (5) comprises the clutch plate body I (14) of tubulose, clutch plate I (5) is sleeved on screw mandrel (7) by clutch plate body I (14), screw mandrel (7) one end is flexibly connected with the silk tooth in driving wheel body (12), and screw mandrel (7) other end is set to extend the structure of clutch plate body I (14).
4. grain header blower fan wind speed adjusting device according to claim 3, it is characterized in that: passive drive (2) comprises driving disc spacing pressing II (15), clutch plate II (16), driving disc spacing pressing II (15) is passed through driving disc spacing pressing body II (17) movable set on fan shaft (18), clutch plate II (16) is fixedly set on fan shaft (18) by clutch plate body II (19), near on the fan shaft (18) of driving disc spacing pressing II (15) one sides, baffle portion (20) is set, between baffle portion (20) and driving disc spacing pressing II (15), helical spring (21) is set, helical spring (21) is set to driving disc spacing pressing II (15) to be pressed against the structure in clutch plate II (16).
5. grain header blower fan wind speed adjusting device according to claim 4, it is characterized in that: the structure that is set to be in the shape of the letter V between the driving disc spacing pressing inwall II (22) of described driving disc spacing pressing II (15) and the clutch plate inwall II (23) of clutch plate II (16), the position of described driving disc spacing pressing II (15) and clutch plate II (16) laminating arranges respectively a friction plate (24) that can prevent friction.
6. grain header blower fan wind speed adjusting device according to claim 5, it is characterized in that: described clutch plate body I (14) is set to be sleeved on the structure in driving disc spacing pressing body I (25), termination, one end portion that described screw mandrel (7) extends clutch plate body I (14) is provided for the regulating handle (26) of rotary screw rod (7), described driving disc spacing pressing I (5) is connected with screw mandrel (7) by bearing I (27), and described clutch plate I (6) is flexibly connected with driving wheel body (12) by bearing II (28).
7. grain header blower fan wind speed adjusting device according to claim 6, it is characterized in that: the circular spacing collar (29) of protrusion is set in described driving disc spacing pressing II (15), and described helical spring (21) is installed between driving disc spacing pressing body II (17) and spacing collar (29) near one end of driving disc spacing pressing II (15).
8. grain header blower fan wind speed adjusting device according to claim 7, it is characterized in that: described clutch plate body I (14) outer ring suit fixed disk (30), the backstay (31) that the upper setting of described regulating handle (26) can stop regulating handle (26) to rotate.
9. a grain header, is characterized in that: described grain header comprises the grain header blower fan wind speed adjusting device described in the arbitrary claim of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420063615.4U CN203788717U (en) | 2014-02-12 | 2014-02-12 | Harvester and wind speed adjusting device for draught fan of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420063615.4U CN203788717U (en) | 2014-02-12 | 2014-02-12 | Harvester and wind speed adjusting device for draught fan of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203788717U true CN203788717U (en) | 2014-08-27 |
Family
ID=51371017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420063615.4U Expired - Lifetime CN203788717U (en) | 2014-02-12 | 2014-02-12 | Harvester and wind speed adjusting device for draught fan of harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203788717U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103782714A (en) * | 2014-02-12 | 2014-05-14 | 奇瑞重工股份有限公司 | Harvester fan wind speed adjusting device and harvester |
| CN109076794A (en) * | 2017-12-22 | 2018-12-25 | 江苏沃得农业机械有限公司 | A kind of electric speed regulation mechanism for harvester centrifugal fan |
-
2014
- 2014-02-12 CN CN201420063615.4U patent/CN203788717U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103782714A (en) * | 2014-02-12 | 2014-05-14 | 奇瑞重工股份有限公司 | Harvester fan wind speed adjusting device and harvester |
| CN103782714B (en) * | 2014-02-12 | 2017-02-01 | 中联重机股份有限公司 | Harvester fan wind speed adjusting device and harvester |
| CN109076794A (en) * | 2017-12-22 | 2018-12-25 | 江苏沃得农业机械有限公司 | A kind of electric speed regulation mechanism for harvester centrifugal fan |
| CN109076794B (en) * | 2017-12-22 | 2024-01-30 | 江苏沃得农业机械股份有限公司 | Electric speed regulating mechanism for cleaning fan of harvester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 241080 Anhui province Wuhu City Sanshan Sanshan District Economic Development Zone E Xi Road No. 16 Patentee after: ZOOMLION HEAVY MACHINERY CO., LTD. Address before: 241000 Anhui province Wuhu City Sanshan District Sanshan Industrial Park Patentee before: Chery Heavy Industry Co., Ltd. |