CN102152810A - Two/four-wheel steering device of self-propelled sprayer - Google Patents
Two/four-wheel steering device of self-propelled sprayer Download PDFInfo
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- CN102152810A CN102152810A CN 201110124040 CN201110124040A CN102152810A CN 102152810 A CN102152810 A CN 102152810A CN 201110124040 CN201110124040 CN 201110124040 CN 201110124040 A CN201110124040 A CN 201110124040A CN 102152810 A CN102152810 A CN 102152810A
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- oil cylinder
- wheel
- joint
- driving axle
- steering swivel
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Abstract
The invention relates to a two/four-wheel steering device of a self-propelled sprayer, which comprises a frame of the self-propelled sprayer, various parts and assemblies for supporting connecting the sprayer, front and rear drive axles (7, 4) and wheels, wherein all the front and rear drive axles (7, 4) and wheels are installed on the frame, and the frame is provided with a front steering oil cylinder (5) and a rear steering oil cylinder (3), which are in fit connection with the corresponding front and rear drive axles (7, 4) in order to realize front and rear four-wheel steering of the self-propelled sprayer. The two/four-wheel steering device of the self-propelled spraye has the advantages of realizing front and rear four-wheel steering of the self-propelled sprayer, and meanwhile, a limiting device which is fitted with the rear steering oil cylinder is arranged on the frame, so that the function of steering front wheels can be realized by controlling the positioning of rear wheels.
Description
Technical field
The present invention relates to a kind of self-propelled sprayer two, four-wheel steering assembly.
Background technology
At present, existing farm vehicle spraying machine such as agricultural tricycle or four-wheel tractor spray the medicine operation as the walking instrument, and agricultural tricycle and four-wheeled generally still pass through front-wheel steering.
Summary of the invention
Purpose of the present invention is exactly in order to overcome the defective of existing farm vehicle spraying machine by front-wheel steering, and provide a kind of self-propelled sprayer two, four-wheel steering assembly.
The technical solution adopted for the present invention to solve the technical problems is:
Two of self-propelled sprayer, four-wheel steering assembly, the vehicle frame that comprises self-propelled sprayer, each part and the assembly that are used for the support and connection spraying machine, before being equipped with on the vehicle frame, rear driving axle and wheel, it is characterized in that: the two ends of front driving axle are respectively by in two pivotallys attached, outer steering swivel is connected with corresponding wheel, in, the hinged back of outer steering swivel forms an inner space, in the inner space, be provided with a universal-joint that separates with two steering swivels, half transmission shaft of front driving axle both sides pass respectively corresponding in steering swivel enter the inner space and be connected with cooresponding universal-joint one end, the other end of universal-joint has a transmission shaft and passes corresponding outer steering swivel and be connected with wheel, drive wheels is rotated, on the vehicle frame of front driving axle one side, be provided with one parallel with front driving axle before turn to oil cylinder, before turn to the projecting shaft at oil cylinder two ends hinged with an end of a connecting panel respectively, the other end of connecting panel is captiveed joint with corresponding outer steering swivel.
On the basis of above-mentioned main technical schemes, can increase following further perfect technical scheme:
The two ends of rear driving axle are respectively by in two pivotallys attached, outer steering swivel is connected with corresponding wheel, in, the hinged back of outer steering swivel forms an inner space, in the inner space, be provided with a universal-joint that separates with two steering swivels, half transmission shaft of front driving axle both sides pass respectively corresponding in steering swivel enter the inner space and be connected with cooresponding universal-joint one end, the other end of universal-joint has a transmission shaft and passes corresponding outer steering swivel and be connected with wheel, drive wheels is rotated, be provided with on the vehicle frame of rear driving axle one side one parallel with rear driving axle after turn to oil cylinder, after turn to the projecting shaft at oil cylinder two ends hinged with an end of a connecting panel respectively, the other end of connecting panel is captiveed joint with corresponding outer steering swivel.
Also be provided with on the vehicle frame inhibiting device with after turn to oil cylinder to match, inhibiting device with after turn to oil cylinder to be arranged in parallel, inhibiting device comprises a sleeve, be provided with a telescopic limit shaft in the sleeve, limit shaft by a transverse slat with corresponding after turn to the oil cylinder telescopic shaft to captive joint, the sleeve middle part has a side neck, is provided with a steel ball by electromagnetic control in the side neck the flexible of limit shaft controlled.
The invention has the beneficial effects as follows self-propelled sprayer two, four-wheel steering assembly realizes the forward and backward four-wheel steering of self-propelled sprayer, simultaneously since also be provided with on the vehicle frame inhibiting device with after turn to oil cylinder to match, can control the trailing wheel location, and realize the function of front-wheel steering.
The present invention is further described below in conjunction with drawings and Examples.
Description of drawings:
Fig. 1 is a front view of the present invention;
Fig. 2 is a steering swivel view of the present invention;
Fig. 3 is an inhibiting device view of the present invention.
The specific embodiment
As depicted in figs. 1 and 2, two of self-propelled sprayer of the present invention, four-wheel steering assembly, the vehicle frame that comprises self-propelled sprayer, each part and the assembly that are used for the support and connection spraying machine, before being equipped with on the vehicle frame, rear driving axle and wheel, the two ends of front driving axle 7 are respectively by in two pivotallys attached, outer steering swivel is connected with corresponding actuator and wheel, in, outer steering swivel can be reverse Elloitt steering knuckle, along the both sides transmission shaft of drive axle axially, in, be respectively equipped with the through hole that runs through on the outer steering swivel, in, the hinged back of outer steering swivel forms an inner space, in the inner space, be provided with a universal-joint 41 that separates with two steering swivels, half transmission shaft 42 of front driving axle both sides pass respectively corresponding in steering swivel 45 enter the inner space and be connected with cooresponding universal-joint 41 1 ends, the other end of universal-joint has a transmission shaft and passes corresponding outer steering swivel 44 and be connected with wheel, drive wheels is rotated, on the vehicle frame of front driving axle 7 one sides, be provided with one parallel with front driving axle before turn to oil cylinder 5, before turn to oil cylinder 5 to be installed on the vehicle frame by front frame 6, before turn to the projecting shaft at oil cylinder 5 two ends hinged with an end of a connecting panel 43 respectively, the other end of connecting panel 43 is captiveed joint with corresponding outer steering swivel 44.
The two ends of rear driving axle 4 are respectively by in two pivotallys attached, outer steering swivel is connected with corresponding actuator and wheel, in, outer steering swivel can be reverse Elloitt steering knuckle, along the both sides transmission shaft of drive axle axially, in, be respectively equipped with the through hole that runs through on the outer steering swivel, in, the hinged back of outer steering swivel forms an inner space, in the inner space, be provided with a universal-joint that separates with two steering swivels, half transmission shaft 42 of front driving axle 4 both sides pass respectively corresponding in steering swivel 45 enter the inner space and be connected with cooresponding universal-joint 41 1 ends, the other end of universal-joint has a transmission shaft and passes corresponding outer steering swivel 44 and be connected with wheel, drive wheels is rotated, be provided with on the vehicle frame of rear driving axle 4 one sides one parallel with rear driving axle 4 after turn to oil cylinder 3, after turn to oil cylinder 3 to be installed on the vehicle frame by after poppet 2, after turn to the projecting shaft at oil cylinder 3 two ends hinged with an end of a connecting panel 43 respectively, the other end of connecting panel 43 is captiveed joint with corresponding outer steering swivel 44.
As shown in Figure 3, also be provided with on the vehicle frame inhibiting device 1 with after turn to oil cylinder 3 to match, inhibiting device 1 with after turn to oil cylinder 3 to be arranged in parallel, inhibiting device 1 comprises a sleeve 14, be provided with a telescopic limit shaft 15 in the sleeve 14, limit shaft 15 by a transverse slat 13 with corresponding after turn to oil cylinder 3 telescopic shafts to captive joint, sleeve 15 middle parts have a side neck, be provided with flexible a control in the side neck by 12 pairs of limit shafts of steel ball of electromagnetic valve 11 controls, electromagnetic valve 11 and steel ball 12 are installed in the side neck, side neck communicates with sleeve, on limit shaft, be provided with a groove, usually ball 12 is stuck between limit shaft and side neck under the state, after turn under oil cylinder 3 mode of operations because the effect of limit shaft, after turn to the projecting shaft of oil cylinder 3 to stretch out, rear-axle steering is inoperative, and self-propelled sprayer is in the front-wheel steering state; When the change-over swith by guidance panel can give electromagnetic valve 11 working signals, electromagnetic valve 11 work, steel ball 12 breaks away from the groove of limit shaft under the effect of electromagnetic valve 11, and limit shaft can turn to the projecting shaft of oil cylinder 3 freely to stretch subsequently, can realize that front and rear wheel turns to simultaneously.
Claims (3)
1. two of self-propelled sprayer, four-wheel steering assembly, the vehicle frame that comprises self-propelled sprayer, each part and the assembly that are used for the support and connection spraying machine, before being equipped with on the vehicle frame, rear driving axle (7,4) and wheel, it is characterized in that: the two ends of front driving axle (7) are respectively by in two pivotallys attached, outer steering swivel (44,45) be connected with corresponding wheel, in, outer steering swivel (44,45) hinged back forms an inner space, in the inner space, be provided with a universal-joint that separates with two steering swivels (41), half transmission shaft (42) of front driving axle (7) both sides pass respectively corresponding in steering swivel (45) enter the inner space and be connected with cooresponding universal-joint (41) one ends, the other end of universal-joint (41) has a transmission shaft and passes corresponding outer steering swivel (44) and be connected with wheel, drive wheels is rotated, on the vehicle frame of front driving axle (7) one sides, be provided with one parallel with front driving axle (7) before turn to oil cylinder (5), before turn to the projecting shaft at oil cylinder (5) two ends hinged with an end of a connecting panel (43) respectively, the other end of connecting panel (43) is captiveed joint with corresponding outer steering swivel (44).
2. two of self-propelled sprayer according to claim 2, four-wheel steering assembly, it is characterized in that: the two ends of rear driving axle (4) are respectively by in two pivotallys attached, outer steering swivel is connected with corresponding wheel, in, the hinged back of outer steering swivel forms an inner space, in the inner space, be provided with a universal-joint that separates with two steering swivels, half transmission shaft of rear driving axle (4) both sides pass respectively corresponding in steering swivel enter the inner space and be connected with cooresponding universal-joint one end, the other end of universal-joint has a transmission shaft and passes corresponding outer steering swivel and be connected with wheel, drive wheels is rotated, be provided with on the vehicle frame of rear driving axle (4) one sides one parallel with rear driving axle after turn to oil cylinder (3), after turn to the projecting shaft at oil cylinder (3) two ends hinged with an end of a connecting panel respectively, the other end of connecting panel is captiveed joint with corresponding outer steering swivel.
3. two of self-propelled sprayer according to claim 2, four-wheel steering assembly, it is characterized in that: also be provided with on the vehicle frame inhibiting device (1) with after turn to oil cylinder (3) to match, inhibiting device with after turn to oil cylinder to be arranged in parallel, inhibiting device (1) comprises a sleeve (14), be provided with a telescopic limit shaft (15) in the sleeve (14), limit shaft (15) by a transverse slat (13) with corresponding after turn to the oil cylinder projecting shaft to captive joint, sleeve (14) middle part has a side neck, is provided with a steel ball (12) by electromagnetic valve (11) control in the side neck the flexible of limit shaft controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110124040 CN102152810A (en) | 2011-05-14 | 2011-05-14 | Two/four-wheel steering device of self-propelled sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110124040 CN102152810A (en) | 2011-05-14 | 2011-05-14 | Two/four-wheel steering device of self-propelled sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102152810A true CN102152810A (en) | 2011-08-17 |
Family
ID=44434565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110124040 Pending CN102152810A (en) | 2011-05-14 | 2011-05-14 | Two/four-wheel steering device of self-propelled sprayer |
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| Country | Link |
|---|---|
| CN (1) | CN102152810A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0699823A (en) * | 1992-09-17 | 1994-04-12 | Toyota Autom Loom Works Ltd | Four-wheel steering device |
| CN2429369Y (en) * | 2000-07-12 | 2001-05-09 | 谭仁专 | Four-wheels drives of car |
| CN2772859Y (en) * | 2005-02-22 | 2006-04-19 | 沈阳天菱机械有限责任公司 | Front drive bridge of integrated-cast casing |
| CN2918138Y (en) * | 2005-12-31 | 2007-07-04 | 湖南大学 | Steering driving front axle for automobile and machineshop car |
| CN201821808U (en) * | 2010-05-31 | 2011-05-11 | 上海市农业机械研究所 | Self-propelled clearance adjustable hydraulic drive chassis of paddy rice multifunctional variable spray machine |
| CN202147717U (en) * | 2011-05-14 | 2012-02-22 | 安徽江淮重工机械有限公司 | Two- or four-wheel steering device for self-propelled sprayer |
-
2011
- 2011-05-14 CN CN 201110124040 patent/CN102152810A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0699823A (en) * | 1992-09-17 | 1994-04-12 | Toyota Autom Loom Works Ltd | Four-wheel steering device |
| CN2429369Y (en) * | 2000-07-12 | 2001-05-09 | 谭仁专 | Four-wheels drives of car |
| CN2772859Y (en) * | 2005-02-22 | 2006-04-19 | 沈阳天菱机械有限责任公司 | Front drive bridge of integrated-cast casing |
| CN2918138Y (en) * | 2005-12-31 | 2007-07-04 | 湖南大学 | Steering driving front axle for automobile and machineshop car |
| CN201821808U (en) * | 2010-05-31 | 2011-05-11 | 上海市农业机械研究所 | Self-propelled clearance adjustable hydraulic drive chassis of paddy rice multifunctional variable spray machine |
| CN202147717U (en) * | 2011-05-14 | 2012-02-22 | 安徽江淮重工机械有限公司 | Two- or four-wheel steering device for self-propelled sprayer |
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Application publication date: 20110817 |