CN202147717U - Two- or four-wheel steering device for self-propelled sprayer - Google Patents
Two- or four-wheel steering device for self-propelled sprayer Download PDFInfo
- Publication number
- CN202147717U CN202147717U CN201120152940U CN201120152940U CN202147717U CN 202147717 U CN202147717 U CN 202147717U CN 201120152940 U CN201120152940 U CN 201120152940U CN 201120152940 U CN201120152940 U CN 201120152940U CN 202147717 U CN202147717 U CN 202147717U
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- China
- Prior art keywords
- wheel
- steering
- joint
- oil cylinder
- driving axle
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- Expired - Fee Related
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model relates to a two- or four-wheel steering device for self-propelled sprayer, which comprises a frame of the self-propelled sprayer, parts and units for supporting and connecting the sprayer. Front and back drive bridges (7, 4) are mounted on the frame; and the frame is provided with a front steering cylinder (5) and a back steering cylinder (3) which are fitly connected with the corresponding front and back drive bridges (7, 4) to realize four-wheel steering of the self-propelled sprayer. The device fulfills the four-wheel steering of the self-propelled sprayer, and meanwhile can control the back wheels to be positioned because the frame is also provided with a limiting device matched with a back steering cylinder, so as to realize front wheel steering function.
Description
Technical field
The utility model relate 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.
The utility model content
The purpose of the utility model is exactly in order to overcome the defective of existing farm vehicle spraying machine through front-wheel steering, and provide a kind of self-propelled sprayer two, four-wheel steering assembly.
The utility model solves the technical scheme that its technical matters adopted:
Self-propelled sprayer two, four-wheel steering assembly; The vehicle frame that comprises self-propelled sprayer; Be used for each part and the assembly of support and connection spraying machine, forward and backward drive axle and wheel are installed on the vehicle frame, it is characterized in that: the two ends of front driving axle are connected with corresponding wheel through two inside and outside steering swivels of pivotally attached respectively; The hinged back of inside and outside 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 get into the inner space and be connected with cooresponding universal-joint one end, the other end of universal-joint has a transmission shaft and passes accordingly that outer steering swivel is connected with wheel; Drive wheels is rotated; On the vehicle frame of front driving axle one side, be provided with one with front driving axle parallel before turn to oil cylinder, the preceding projecting shaft at oil cylinder two ends that turns to is 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 connected with corresponding wheel through two inside and outside steering swivels of pivotally attached respectively; The hinged back of inside and outside 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 passes corresponding interior steering swivel entering inner space respectively and is 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, the drive wheels rotation, be provided with on the vehicle frame of rear driving axle one side one with rear driving axle parallel 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 laterally arrange; Inhibiting device comprises a sleeve, is provided with a telescopic limit shaft in the sleeve, limit shaft through 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 beneficial effect of the utility model be 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.
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Description of drawings:
Fig. 1 is the front view of the utility model;
Fig. 2 is the steering swivel view of the utility model;
Fig. 3 is the inhibiting device view of the utility model.
The specific embodiment
As depicted in figs. 1 and 2; The utility model self-propelled sprayer two, four-wheel steering assembly, comprise the vehicle frame of self-propelled sprayer, be used for each part and the assembly of support and connection spraying machine; Forward and backward drive axle and wheel are installed on the vehicle frame; The two ends of front driving axle 7 are connected with corresponding actuator and wheel through two inside and outside steering swivels of pivotally attached respectively, and inside and outside steering swivel can be reverse Elloitt steering knuckle, axial along the both sides transmission shaft of drive axle; Be respectively equipped with the through hole that runs through on the inside and outside steering swivel; The hinged back of inside and outside steering swivel forms an inner space, in the inner space, is provided with a universal-joint 41 that separates with two steering swivels, and half transmission shaft 42 of front driving axle both sides passes corresponding interior steering swivel 45 entering inner spaces respectively and is 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 with front driving axle parallel before turn to oil cylinder 5, the preceding oil cylinder 5 that turns to is installed on the vehicle frame through 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 connected with corresponding actuator and wheel through two inside and outside steering swivels of pivotally attached respectively; Inside and outside steering swivel can be reverse Elloitt steering knuckle; Along the both sides transmission shaft of drive axle axially, be respectively equipped with the through hole that runs through on the inside and outside steering swivel, the hinged back of inside and outside 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 entering inner spaces is connected with cooresponding universal-joint 41 1 ends, the other end of universal-joint has a transmission shaft and passes accordingly that outer steering swivel 44 is connected with wheel, the drive wheels rotation; Be provided with on the vehicle frame of rear driving axle 4 one sides one with rear driving axle 4 parallel after turn to oil cylinder 3; After turn to oil cylinder 3 to be installed on the vehicle frame through 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 laterally arrange; Inhibiting device 1 comprises a sleeve 14, is provided with a telescopic limit shaft 15 in the sleeve 14, limit shaft 15 through 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, are provided with flexible a control by 12 pairs of limit shafts of steel ball of electromagnetic valve 11 controls in the side neck, and electromagnetic valve 11 is installed in the side neck with steel ball 12; 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, self-propelled sprayer is in the front-wheel steering state; When the change-over swith through 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; Forward and backward drive axle (7,4) and wheel are installed on the vehicle frame; It is characterized in that: the two ends of front driving axle (7) are connected with corresponding wheel through two inside and outside steering swivels of pivotally attached (44,45) respectively, and the hinged back of inside and outside steering swivel (44,45) forms an inner space, in the inner space, is provided with a universal-joint that separates with two steering swivels (41); Half transmission shaft (42) of front driving axle (7) both sides passes corresponding interior steering swivel (45) entering inner space respectively and is 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, the drive wheels rotation, on the vehicle frame of front driving axle (7) one sides, be provided with one with front driving axle (7) parallel 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 1, four-wheel steering assembly; It is characterized in that: the two ends of rear driving axle (4) are connected with corresponding wheel through two inside and outside steering swivels of pivotally attached respectively; The hinged back of inside and outside 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 passes corresponding interior steering swivel entering inner space respectively and is 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, the drive wheels rotation, be provided with on the vehicle frame of rear driving axle (4) one sides one with rear driving axle parallel 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 laterally arrange; Inhibiting device (1) comprises a sleeve (14), is provided with a telescopic limit shaft (15) in the sleeve (14), limit shaft (15) through 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 |
|---|---|---|---|
| CN201120152940U CN202147717U (en) | 2011-05-14 | 2011-05-14 | Two- or four-wheel steering device for self-propelled sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120152940U CN202147717U (en) | 2011-05-14 | 2011-05-14 | Two- or four-wheel steering device for self-propelled sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202147717U true CN202147717U (en) | 2012-02-22 |
Family
ID=45588786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120152940U Expired - Fee Related CN202147717U (en) | 2011-05-14 | 2011-05-14 | Two- or four-wheel steering device for self-propelled sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202147717U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102152810A (en) * | 2011-05-14 | 2011-08-17 | 安徽江淮重工机械有限公司 | Two/four-wheel steering device of self-propelled sprayer |
| CN105128932A (en) * | 2015-08-21 | 2015-12-09 | 樱田农机科技（泰州）有限公司 | Front-wheel steering and four-wheel steering switching mechanism of plant protection chemical and fertilizer spraying machine |
| US10689029B2 (en) | 2018-04-12 | 2020-06-23 | Cnh Industrial America Llc | Four-wheel steering with front/rear matching geometries |
-
2011
- 2011-05-14 CN CN201120152940U patent/CN202147717U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102152810A (en) * | 2011-05-14 | 2011-08-17 | 安徽江淮重工机械有限公司 | Two/four-wheel steering device of self-propelled sprayer |
| CN105128932A (en) * | 2015-08-21 | 2015-12-09 | 樱田农机科技（泰州）有限公司 | Front-wheel steering and four-wheel steering switching mechanism of plant protection chemical and fertilizer spraying machine |
| US10689029B2 (en) | 2018-04-12 | 2020-06-23 | Cnh Industrial America Llc | Four-wheel steering with front/rear matching geometries |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Two/four-wheel steering device of self-propelled sprayer Effective date of registration: 20181018 Granted publication date: 20120222 Pledgee: Suzhou SME financing Company limited by guarantee Pledgor: Anhui Jianghuai Heavy Industry Machinery Co., Ltd. Registration number: 2018340000558 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20200514 |