CN220060478U - Super high power's tractor rear transmission case shell structure - Google Patents
Super high power's tractor rear transmission case shell structure Download PDFInfo
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- CN220060478U CN220060478U CN202321582290.6U CN202321582290U CN220060478U CN 220060478 U CN220060478 U CN 220060478U CN 202321582290 U CN202321582290 U CN 202321582290U CN 220060478 U CN220060478 U CN 220060478U
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- transmission case
- rear transmission
- supporting wall
- wall body
- tractor
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 149
- 230000007246 mechanism Effects 0.000 claims description 34
- 239000003921 oil Substances 0.000 claims description 28
- 239000010687 lubricating oil Substances 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009193 crawling Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a rear transmission case shell structure of an ultra-high-power tractor, which relates to the technical field of tractors and particularly comprises a rear transmission case shell body, wherein a first supporting wall body is arranged on the front end face of the rear transmission case shell body, a second supporting wall body, a third supporting wall body, a fourth supporting wall body and a fifth supporting wall body are sequentially arranged in the rear transmission case shell body, the second supporting wall body is positioned between the third supporting wall body and the first supporting wall body, a reserved interface is arranged on the side face of the rear transmission case shell body, and two oil outlets are formed in the lower end face of the rear transmission case shell body. This super high-power tractor rear transmission case shell structure installs a plurality of supporting wall bodies in the rear transmission case shell body, makes the inner chamber of rear transmission case shell body divide into different cavities, has satisfied the inside and outside effective connection of rear transmission case and the functional requirement of different cavities, and is favorable to controlling the equipment quality of rear transmission case.
Description
Technical Field
The utility model relates to the technical field of tractors, in particular to a rear transmission case shell structure of an ultra-high-power tractor.
Background
The rear transmission case of the tractor is an important component of the tractor and is mechanical or hydraulic equipment for converting mechanical power of the tractor. In the prior art, a plurality of patents related to a rear transmission case of a tractor are proposed, for example, patent application number CN201320691855.4 is entitled to provide a rear transmission case of a tractor, a main shaft is installed in the case body of the transmission case, spline grooves are processed on the main shaft, bearings for the main shaft are installed on two side walls of the case body, the case body is installed at the rear end of the transmission case of the tractor, a clutch sleeve, a driving bevel gear and a power input part are installed on the main shaft, a groove is processed on the clutch sleeve, an output bevel gear shaft and a clutch sleeve deflector rod are installed at the rear part of the case body, the output bevel gear shaft is movably installed in a bearing seat, a bevel gear disc at the front end of the output bevel gear shaft stretches into the case body to be meshed with the driving bevel gear, the clutch sleeve deflector rod is installed in a fixed seat, and a round head at the front end of the clutch sleeve stretches into the groove of the clutch sleeve in the case body. By adopting the technology, the power output by the rear end of the tractor gearbox is led into the rear transmission box by the power input piece, and is transmitted to the rear wheel driving system by the rear transmission box, so that the four-wheel drive of the tractor can be realized.
Because the shell of the rear transmission case of the tractor is internally provided with only one cavity, different functional requirements cannot be met in one control box, all parts are required to be installed in sequence during installation, the installation efficiency of the rear transmission case of the tractor is affected, and lubricating oil cannot lubricate a part accurately during lubrication according to the scheme.
Disclosure of Invention
The utility model provides a rear transmission case shell structure of an ultra-high power tractor, which solves the problem that the shell of the rear transmission case proposed in the background art is provided with only one cavity, and different functional requirements cannot be realized in one control box; and the problem of incapability of accurate lubrication.
The utility model provides the following technical scheme: the utility model provides a rear transmission case shell structure of super power tractor, at the casing internally mounted a plurality of supporting wall bodies of rear transmission case that is used for super power tractor, the supporting wall body divides the inside of rear transmission case shell into a plurality of different cavities for the drive mechanism of installing in the rear transmission case can install in corresponding cavity fast, has satisfied the functional requirement of the inside and outside effective connection of rear transmission case and different cavities, and is favorable to controlling the equipment quality of rear transmission case; an oil passing port is arranged on a cavity in the rear transmission case shell according to requirements, so that a transmission mechanism in the cavity is ensured to be lubricated accurately and rapidly; the necessary transmission mechanism of the rear transmission case is arranged in the shell, and the unnecessary transmission mechanism is arranged outside the shell, so that the rear transmission case shell can meet various requirements and improve the adaptability of the rear transmission case.
The utility model provides an ultra-high power's tractor rear transmission case shell structure, includes rear transmission case shell body, the preceding terminal surface of rear transmission case shell body is provided with first supporting wall body, the inside of rear transmission case shell body has set gradually second supporting wall body, third supporting wall body, fourth supporting wall body and fifth supporting wall body, the second supporting wall body is located between third supporting wall body and the first supporting wall body, the side of rear transmission case shell body is equipped with the reservation interface, the lower terminal surface of rear transmission case shell body is equipped with two oil-out, the lower extreme of third supporting wall body is provided with first hydraulic fluid port, the lower extreme of fourth supporting wall body is provided with the second hydraulic fluid port.
Preferably, the first supporting wall body and the second supporting wall body form a first cavity of the rear transmission case body, and a transfer case transmission mechanism is arranged below the first cavity.
Preferably, the second supporting wall body and the third supporting wall body form a second cavity of the rear transmission case body.
Preferably, the third supporting wall body and the fourth supporting wall body form a third cavity of the rear transmission case body and are used for installing a differential transmission mechanism.
Preferably, the fourth supporting wall body and the fifth supporting wall body form a fourth cavity of the rear transmission case body, and the fourth cavity is used for installing the PTO transmission mechanism.
Preferably, one oil outlet is used for replacing an oil discharge port when the transmission lubricating oil of the rear transmission case is replaced, and the other oil outlet is used for circularly cooling the transmission lubricating oil in the chassis of the whole tractor.
Compared with the prior art, the utility model has the following beneficial effects:
1. this super high-power tractor rear transmission case shell structure installs a plurality of supporting wall bodies in the rear transmission case shell body, makes the inner chamber of rear transmission case shell body divide into different cavities, has satisfied the inside and outside effective connection of rear transmission case and the functional requirement of different cavities, and is favorable to controlling the equipment quality of rear transmission case.
2. The rear transmission case shell structure of the super-power tractor is convenient for casting and processing due to the overall design; through the setting of the first oil passing port and the second oil passing port, the transmission mechanism can be lubricated by the lubricating oil accurately, and the lubrication effect of the rear transmission case of the super-power tractor during use is improved.
3. This super high power's tractor rear transmission case shell structure installs inside the rear transmission case shell body to necessary drive mechanism, installs outside the rear transmission case shell body to unnecessary drive mechanism, makes this rear transmission case shell structure can adapt to the demand of multiple super high power's tractor, improves this rear transmission case shell structure's adaptability.
Drawings
FIG. 1 is a schematic top view of a housing body of a rear drive housing of the present utility model;
FIG. 2 is a schematic cross-sectional view of the housing body of the rear transmission case of the present utility model;
fig. 3 is a schematic view of the bottom of the housing body of the rear transmission case of the structure of the present utility model.
In the figure: 1. a rear drive housing body; 2. a first support wall; 3. a second support wall; 4. reserving an interface; 5. a third support wall; 6. a first oil passing port; 7. a fourth supporting wall; 8. a second oil passing port; 9. a fifth supporting wall; 10. an oil outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model provides an embodiment: the utility model provides a super power tractor rear transmission case shell structure, including rear transmission case shell body 1, a necessary drive mechanism for in super power tractor's the rear transmission case installs in rear transmission case shell body 1, unnecessary drive mechanism installs in rear transmission case shell body 1's outside, improve rear transmission case shell body 1's adaptability, and reduce this shell structure's size, easily this shell structure's casting and production, rear transmission case shell body 1's preceding terminal surface is provided with first support wall body 2, and rear transmission case shell body 1's inside has set gradually second support wall body 3, third support wall body 5, fourth support wall body 7 and fifth support wall body 9, second support wall body 3 is located between third support wall body 5 and the first support wall body 2, rear transmission case shell body 1's total length is: 1246mm, total height of: 755mm, the total width is 500mm, the center distance of the main transmission gear pair shaft hole is 185mm, and the whole design is convenient for casting and processing.
The first supporting wall body 2 and the second supporting wall body 3 form a first cavity of the rear transmission case body 1, a transfer case transmission mechanism is arranged below the first cavity, and a crawling gear transmission mechanism is optionally arranged above the first cavity, so that multi-gear speed changing is realized.
The second supporting wall body 3 and the third supporting wall body 5 form a second cavity of the rear transmission case body 1, and a retrograde gear transmission mechanism is optionally arranged on the second cavity to realize multi-gear speed changing.
The side of the rear transmission case body 1 is provided with a reserved interface 4, and in the utility model, the reserved interface 4 is positioned between the second supporting wall 3 and the third supporting wall 5, and the reserved interface 4 is utilized to enable the rear transmission case body structure of the super-power tractor to be externally connected with a transmission mechanism for installing a large-displacement hydraulic pump.
The third supporting wall body 5 and the fourth supporting wall body 7 form a third cavity of the rear transmission case body 1 and are used for installing a differential transmission mechanism to realize differential running of left and right tires when the ultra-high power tractor turns.
The fourth supporting wall body 7 and the fifth supporting wall body 9 form a fourth cavity of the rear transmission case body 1 and are used for installing a PTO transmission mechanism so as to realize the power requirement of the tractor during rotary tillage and other operations.
From the above description, it is clear that the structure of this application, in use, is divided into a plurality of different chambers by a plurality of supporting walls. The transmission mechanisms arranged in the rear transmission case can be respectively arranged in the corresponding chambers, so that the functional requirements of the effective connection between the inside and the outside of the rear transmission case and different chambers are met. And is beneficial to controlling the assembly quality of the rear transmission case.
The lower end of the third supporting wall body 5 is provided with a first oil passing port 6, and transmission lubricating oil in the rear transmission case body 1 lubricates and cools the transfer case transmission mechanism through the first oil passing port 6; the lower end of the fourth supporting wall body 7 is provided with a second oil passing port 8, and transmission lubricating oil in the rear transmission case body 1 lubricates and cools the PTO transmission mechanism through the second oil passing port 8.
The lower end face of the rear transmission case body 1 is provided with two oil outlets 10, one oil outlet 10 is used for replacing an oil discharge port when the rear transmission case transmits lubricating oil, and the other oil outlet 10 is used for circularly cooling the transmission lubricating oil in the chassis of the whole tractor.
To sum up: when the super-power tractor rear transmission case shell structure is used, a cavity for installing a transmission mechanism is formed among a first support wall body 2, a second support wall body 3, a third support wall body 5, a fourth support wall body 7 and a fifth support wall body 9, a transfer case transmission mechanism is installed in the first cavity formed by the first support wall body 2 and the second support wall body 3, a differential transmission mechanism is installed in the third cavity formed between the third support wall body 5 and the fourth support wall body 7, a PTO transmission mechanism is installed in the fourth cavity formed by the fourth support wall body 7 and the fifth support wall body 9, a crawling gear transmission mechanism is optionally installed above the first cavity, and a reverser transmission mechanism is optionally installed above the second cavity formed by the second support wall body 3 and the third support wall body 5, so that the functional requirements of effective connection between the inside and the outside of a rear transmission case and different cavities are met; the utility model installs the necessary transmission mechanism inside the rear transmission case body and the unnecessary transmission mechanism outside the rear transmission case body, so that the rear transmission case body structure can adapt to the requirements of various super-power tractors and improves the adaptability of the rear transmission case body structure.
The transmission lubricating oil in the rear transmission case body 1 lubricates and cools the transfer case transmission mechanism through the first oil passing port 6; the transmission lubricating oil in the rear transmission case body 1 lubricates and cools the PTO transmission mechanism through the second oil passing port 8, and one oil outlet 10 is used for discharging waste lubricating oil when the transmission lubricating oil of the rear transmission case is replaced, and the other oil outlet 10 is used for circularly cooling the transmission lubricating oil in the chassis of the whole tractor.
Standard parts used in the present utility model can be purchased from the market, the special-shaped parts can be customized according to the descriptions of the specification and the drawings, the specific connection modes of the parts are conventional means such as bolts, rivets, welding and the like which are mature in the prior art, and the machines, the parts and the equipment are conventional models in the prior art, so that details which are not described in detail in the specification belong to the prior art which is well known to the person skilled in the art, and although the embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made in these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an ultra-high power's tractor rear transmission case shell structure, includes rear transmission case casing body (1), its characterized in that: the novel oil port type rear transmission case is characterized in that a first supporting wall body (2) is arranged on the front end face of the rear transmission case body (1), a second supporting wall body (3), a third supporting wall body (5), a fourth supporting wall body (7) and a fifth supporting wall body (9) are sequentially arranged in the rear transmission case body (1), the second supporting wall body (3) is located between the third supporting wall body (5) and the first supporting wall body (2), a reserved interface (4) is arranged on the side face of the rear transmission case body (1), two oil outlets (10) are formed in the lower end face of the rear transmission case body (1), a first oil port (6) is formed in the lower end of the third supporting wall body (5), and a second oil port (8) is formed in the lower end of the fourth supporting wall body (7).
2. The ultra-high power rear transmission case housing structure of a tractor as defined by claim 1, wherein: the first supporting wall body (2) and the second supporting wall body (3) form a first cavity of the rear transmission case body (1), and a transfer case transmission mechanism is arranged below the first cavity.
3. The ultra-high power rear transmission case housing structure of a tractor as defined by claim 1, wherein: the second supporting wall body (3) and the third supporting wall body (5) form a second cavity of the rear transmission case body (1).
4. The ultra-high power rear transmission case housing structure of a tractor as defined by claim 1, wherein: the third supporting wall body (5) and the fourth supporting wall body (7) form a third cavity of the rear transmission case body (1) and are used for installing a differential transmission mechanism.
5. The ultra-high power rear transmission case housing structure of a tractor as defined by claim 1, wherein: the fourth supporting wall body (7) and the fifth supporting wall body (9) form a fourth cavity of the rear transmission case body (1) and are used for installing a PTO transmission mechanism.
6. The ultra-high power rear transmission case housing structure of a tractor as defined by claim 1, wherein: one oil outlet (10) is used for replacing an oil discharge port when the transmission lubricating oil of the rear transmission case is replaced, and the other oil outlet (10) is used for circularly cooling the transmission lubricating oil in the chassis of the whole tractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321582290.6U CN220060478U (en) | 2023-06-20 | 2023-06-20 | Super high power's tractor rear transmission case shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321582290.6U CN220060478U (en) | 2023-06-20 | 2023-06-20 | Super high power's tractor rear transmission case shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060478U true CN220060478U (en) | 2023-11-21 |
Family
ID=88762757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321582290.6U Active CN220060478U (en) | 2023-06-20 | 2023-06-20 | Super high power's tractor rear transmission case shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060478U (en) |
-
2023
- 2023-06-20 CN CN202321582290.6U patent/CN220060478U/en active Active
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