CN204432382U - Straight connected tractor rear-mounted transmission gearbox - Google Patents
Straight connected tractor rear-mounted transmission gearbox Download PDFInfo
- Publication number
- CN204432382U CN204432382U CN201520101194.4U CN201520101194U CN204432382U CN 204432382 U CN204432382 U CN 204432382U CN 201520101194 U CN201520101194 U CN 201520101194U CN 204432382 U CN204432382 U CN 204432382U
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- China
- Prior art keywords
- gear
- storehouse
- sprocket wheel
- axle
- casing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to agricultural machinery technological field, is specifically related to a kind of straight connected tractor rear-mounted transmission gearbox.Comprising for casing before connecting gear box of tractor, for connecting the rear box of agricultural machinery and implement, between front casing and rear box, being connected with hydraulic ram, front casing and the Poewr transmission mechanism being provided with chain in rear box, chain sprocket drive is connected.Structure this straight connected tractor rear-mounted transmission gearbox simple, reasonable in design, directly engage with the transmission gear of gear box of tractor, power transfer efficiency is high, and directly can hang the imported agricultural machinery and implement of direct-connected power, suspension lifting amplitude is large.
Description
Technical field
The utility model relates to agricultural machinery technological field, is specifically related to a kind of straight connected tractor rear-mounted transmission gearbox.
Background technology
At agricultural mechanical field, usually use trac. again as traveling gear simultaneously also as power take-off implement, before trac. or connect the actuating unit such as rotovator, cropper below and complete concrete farmland operation task.Therefore, be used for connecting various different agricultural machinery and implement at the hanger bracket that usually has below of trac..But existing hanger bracket merely provides linkage function, does not have power transmission ability, the power pack section of actuating unit needs to connect gear box of tractor with belt, and power transmission line is long, efficiency is low.For the agricultural machinery and implement of some direct-connected power input, as the rotovator with walking tractor matching, also need change structure just can hang use later.Chinese patent 2013205036886 discloses one " trac. rear-mounted transmission gearbox ", comprises casing, the connecting panel be hinged on by hinge on cabinet exterior, between connecting panel and casing, be also provided with hydraulic actuating cylinder; Transmission shaft is inserted in casing, and the junction of transmission shaft two ends and casing is provided with bearing, and the transmission shaft being positioned at box house is installed with transmission gear, and the transmission the tip of the axis being positioned at casing outside is installed with driving chain wheel.Utilize the transmission gear in chain connection gear box of tractor, by transmission of power to transmission shaft, drive agricultural machinery and implement operation.Its structure is simple, reasonable in design, power transmission route is short, directly can hang the imported agricultural machinery and implement of direct-connected power.But be the method for power transmission of plug-in chain due to what adopt, efficiency and the stability of Power output are undesirable, and rear-mounted movement range is restricted.
Summary of the invention
The purpose of this utility model is to provide the straight connected tractor rear-mounted transmission gearbox that a kind of structure is simple, reasonable in design, power transfer efficiency is high, suspension movement range is large.
In order to reach above object, the technical scheme that the utility model adopts: this straight connected tractor rear-mounted transmission gearbox comprises for connecting casing before gear box of tractor, for connecting the rear box of agricultural machinery and implement, hydraulic ram is connected with between front casing and rear box, front gear storehouse and front sprocket wheel storehouse is provided with in described front casing, by gear wheel shaft, the first transmission gear is installed in described front gear storehouse, front case axle runs through front gear storehouse and front sprocket wheel storehouse and is arranged in front casing by bearing, front case axle and gear wheel shaft be arranged in parallel, described front case axle is installed with the second transmission gear and the first sprocket wheel, described second transmission gear is arranged in front gear storehouse, described first sprocket wheel is arranged in front sprocket wheel storehouse, second transmission gear engages with the first transmission gear, backgear storehouse and rear sprocket wheel storehouse is provided with in described rear box, rear cabinet axle runs through backgear storehouse and rear sprocket wheel storehouse and is arranged in front casing by bearing, described rear cabinet axle is installed with the 3rd transmission gear and the second sprocket wheel, described second sprocket wheel is connected with the first chain sprocket drive by chain, the end sleeve of described front case axle and rear cabinet axle is equipped with end cap, and the two ends of strut bar are fixedly connected with the end cap of rear cabinet shaft end with front case axle respectively, the end cap of front case axle and rear cabinet shaft end one of them be fixedly connected on the outer wall of casing.
The upper end of described front casing is fixedly installed front frame, and the upper end of described rear box arranges the inclined-plane leaned forward, and described inclined-plane is fixedly installed after poppet, and described hydraulic ram is hinged between front frame and after poppet.
The beneficial effects of the utility model are: structure is simple, reasonable in design, and directly engage with the transmission gear of gear box of tractor, power transfer efficiency is high, and directly can hang the imported agricultural machinery and implement of direct-connected power, suspension lifting amplitude is large.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the power transmission structure schematic diagram of the utility model embodiment.
Fig. 3 is the structural representation for connecting the imported rotovator of direct-connected power.
Detailed description of the invention
Straight connected tractor rear-mounted transmission gearbox described in the utility model comprising for casing 1 before connecting gear box of tractor, for connecting the rear box 2 of agricultural machinery and implement, being connected with hydraulic ram 3 between front casing 1 and rear box 2.As shown in Figure 1, the upper end of described front casing 1 is fixedly installed front frame 14, and the upper end of described rear box 2 arranges the inclined-plane leaned forward, and described inclined-plane is fixedly installed after poppet 24, and described hydraulic ram 3 is hinged between front frame 14 and after poppet 24.The angle between front casing 1 and rear box 2 can be changed by hydraulic ram 3, realize the lifting of rear box 2.
As shown in Figure 2, in described front casing 1, be provided with front gear storehouse 11 and front sprocket wheel storehouse 12, by baffle for separating between front gear storehouse 11 and front sprocket wheel storehouse 12, make front gear storehouse 11 become an independently enclosure space, be convenient to inject lubricating oil.By gear wheel shaft, the first transmission gear 4 is installed in described front gear storehouse 11, front case axle 13 runs through front gear storehouse 11 and front sprocket wheel storehouse 12 and is arranged in front casing 1 by bearing, front case axle 13 be arranged in parallel with gear wheel shaft, described front case axle 13 is installed with the second transmission gear 5 and the first sprocket wheel 6, described second transmission gear 5 is arranged in front gear storehouse 11, described first sprocket wheel 6 is arranged in front sprocket wheel storehouse 12, second transmission gear 5 engages with the first transmission gear 4, first transmission gear 4 can drive front case axle 13 and the first sprocket wheel 6 to rotate by the second transmission gear 5 when rotating, be provided with backgear storehouse 21 and rear sprocket wheel storehouse 22 in described rear box 2, by baffle for separating between backgear storehouse 21 and rear sprocket wheel storehouse 22, make backgear storehouse 21 become an independently enclosure space, be convenient to inject lubricating oil, rear cabinet axle 7 runs through backgear storehouse 21 and rear sprocket wheel storehouse 22 and is arranged in front casing 1 by bearing, described rear cabinet axle 7 is installed with the 3rd transmission gear 8 and the second sprocket wheel 9, described second sprocket wheel 9 is in transmission connection by chain 11 and the first sprocket wheel 6, the 3rd transmission gear 8 can be driven to rotate by rear cabinet axle 7 time the second sprocket wheel 9 rotates, the end sleeve of described front case axle 13 and rear cabinet axle 7 is equipped with end cap, and the two ends of strut bar 10 are fixedly connected with the end cap of front case axle 13 with rear cabinet axle 7 end respectively, the end cap of front case axle 13 and rear cabinet axle 7 end one of them be fixedly connected on the outer wall of casing.Strut bar 10 only can be arranged on one end of front case axle 13 and rear cabinet axle 7, also can respectively arrange a strut bar 10 at the two ends of front case axle 13 and rear cabinet axle 7.The effect of the spacing of case axle 13 and rear cabinet axle 7 before strut bar 10 plays and limits, can not change front distance between case axle 13 and rear cabinet axle 7 because of the action of hydraulic ram 3, keep the tensioning state of chain 11.
As shown in Figure 3, during use, the front end of front casing 1 is arranged on the rear end of four-wheeled tractor change speed gear box, and make the first transmission gear 4 and one of them gears meshing in change speed gear box, the imported agricultural machinery and implement of direct-connected power such as rotovator are fixedly connected on the rear end of rear box 2, the power input gear of rotovator is engaged with the 3rd transmission gear 8.
At walking states, operation hydraulic ram 3, makes rear box 2 raise, rotovator can be lifted.At operating condition, operation hydraulic ram 3, rear box 2 is reduced, is put down by rotovator, gear box of tractor drives rotovator work by the first transmission gear 4, first sprocket wheel 6, chain 11, second sprocket wheel 9, the 3rd transmission gear 8.Rotovator directly can adopt the imported rotovator of direct-connected power of original cooperation walker tractor.Its structure is prior art, no longer describes in detail at this.
Claims (2)
1. straight connected tractor rear-mounted transmission gearbox, comprise for connecting casing (1) before gear box of tractor, for connecting the rear box (2) of agricultural machinery and implement, hydraulic ram (3) is connected with between front casing (1) and rear box (2), it is characterized in that: in described front casing (1), be provided with front gear storehouse (11) and front sprocket wheel storehouse (12), by gear wheel shaft, the first transmission gear (4) is installed in described front gear storehouse (11), front case axle (13) is run through front gear storehouse (11) and front sprocket wheel storehouse (12) and is arranged in front casing (1) by bearing, front case axle (13) and gear wheel shaft be arranged in parallel, described front case axle (13) is installed with the second transmission gear (5) and the first sprocket wheel (6), described second transmission gear (5) is arranged in front gear storehouse (11), described first sprocket wheel (6) is arranged in front sprocket wheel storehouse (12), second transmission gear (5) engages with the first transmission gear (4), backgear storehouse (21) and rear sprocket wheel storehouse (22) is provided with in described rear box (2), rear cabinet axle (7) runs through backgear storehouse (21) and rear sprocket wheel storehouse (22) and is arranged in front casing (1) by bearing, described rear cabinet axle (7) is installed with the 3rd transmission gear (8) and the second sprocket wheel (9), described second sprocket wheel (9) is in transmission connection by chain (11) and the first sprocket wheel (6), the end sleeve of described front case axle (13) and rear cabinet axle (7) is equipped with end cap, the two ends of strut bar (10) are fixedly connected with the end cap of rear cabinet axle (7) end with front case axle (13) respectively, the end cap of front case axle (13) and rear cabinet axle (7) end one of them be fixedly connected on the outer wall of casing.
2. straight connected tractor rear-mounted transmission gearbox according to claim 1, it is characterized in that: the upper end of described front casing (1) is fixedly installed front frame (14), the upper end of described rear box (2) arranges the inclined-plane leaned forward, described inclined-plane is fixedly installed after poppet (24), described hydraulic ram (3) is hinged between front frame (14) and after poppet (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520101194.4U CN204432382U (en) | 2015-02-12 | 2015-02-12 | Straight connected tractor rear-mounted transmission gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520101194.4U CN204432382U (en) | 2015-02-12 | 2015-02-12 | Straight connected tractor rear-mounted transmission gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204432382U true CN204432382U (en) | 2015-07-01 |
Family
ID=53600291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520101194.4U Expired - Fee Related CN204432382U (en) | 2015-02-12 | 2015-02-12 | Straight connected tractor rear-mounted transmission gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204432382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465334A (en) * | 2015-12-28 | 2016-04-06 | 石家庄兴岳机械制造有限公司 | Multi-functional suspending transmission case |
-
2015
- 2015-02-12 CN CN201520101194.4U patent/CN204432382U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465334A (en) * | 2015-12-28 | 2016-04-06 | 石家庄兴岳机械制造有限公司 | Multi-functional suspending transmission case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20190212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |