CN215634588U - Wet brake, tractor rear axle body assembly and tractor - Google Patents
Wet brake, tractor rear axle body assembly and tractor Download PDFInfo
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- CN215634588U CN215634588U CN202122218737.9U CN202122218737U CN215634588U CN 215634588 U CN215634588 U CN 215634588U CN 202122218737 U CN202122218737 U CN 202122218737U CN 215634588 U CN215634588 U CN 215634588U
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Abstract
The utility model discloses a wet brake, a tractor rear axle body assembly and a tractor, wherein the wet brake comprises a wet brake body, the wet brake body is horizontally arranged along the left-right direction, an upper supporting block and a lower supporting block are convexly arranged on the rear side of a shell of the wet brake body, the upper supporting block is used for being in swinging connection with a lifting oil cylinder, the lower supporting block is used for being in swinging connection with a lower pull rod, and therefore installation sites of the lifting oil cylinder and the lower pull rod are integrated on the shell of the wet brake body, and the integration degree of the wet brake is improved.
Description
Technical Field
The utility model belongs to the field of tractors, and particularly relates to a wet brake, a tractor rear axle body assembly and a tractor.
Background
At present, a brake shell mainly provides an operation space for the internal structure of a brake and provides support for a chassis iron cross, the shell is independently developed, the integration degree with adjacent assembly parts such as a suspension part and a lifter is low, the development quantity of molds is large, the assembly process of the whole machine is complex, and meanwhile, the strength of the whole machine is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, an object of the present invention is to provide a wet brake that can provide mounting points for a lift cylinder and a lower link of a suspension mechanism.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a wet brake, includes the wet brake body, the wet brake body sets up along left right direction level, and the rear side on its casing is protruding to be equipped with supporting block and under bracing piece, go up the supporting block and be used for swinging with the lift cylinder and be connected, the under bracing piece is used for swinging with the pull rod down and is connected.
The beneficial effects of the above technical scheme are that: so with the installation site integration of lift cylinder and pull down rod on the casing of wet brake body to make wet brake's the degree of integration improve.
The second purpose of the utility model is to provide a tractor rear axle body assembly which has simple structure and high assembly integration degree.
In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a tractor rear axle body assembly, includes the rear axle body, hangs mechanism and two wet brake as above, hang the mechanism and include two lift cylinder and two lower links, two wet brake installs respectively the both sides of rear axle body rear end, two go up the supporting shoe and two lift cylinder one-to-one, two the lower shoe and two the lower link one-to-one, two the one end of lower link respectively with correspond the lower shoe is swung the commentaries on classics from top to bottom and is connected, two the lift cylinder rotates respectively and installs and correspond on the upper shoe.
The beneficial effects of the above technical scheme are that: so can need not to install lower pull rod and lift cylinder in the protruding corresponding strong point of establishing in both sides of rear axle body again, only need provide the support for pull rod and lift cylinder through add corresponding last supporting shoe and bottom suspension strut on wet brake's casing, its compact structure, rationally distributed.
Among the above-mentioned technical scheme suspension mechanism still includes pivot, go up pull rod, two lifting arms and two lifting arms, the pivot is along controlling the direction horizontal rotation to install the back upper end of rear axle body, go up pull rod and two lifting arms and all set up along the fore-and-aft direction to along controlling direction interval distribution, just go up the pull rod and be located two between the lifting arm, the front end of going up the pull rod with swing from top to bottom in the middle part of the rear end of rear axle body and connect, two the front end of lifting arm respectively with the both ends of pivot are connected fixedly, two the equal vertical setting of lifting rod is followed and is controlled direction interval distribution, two the lower extreme of lifting rod is respectively with two the middle part that lower pull rod length direction corresponds rotates to be connected, every the upper end of lifting rod respectively with be located the homonymy the rear end of lifting arm rotates to be connected, every the flexible end of lifting cylinder respectively with be located the homonymy the middle part that lifting arm length direction corresponds rotates to link to be connected And (6) connecting.
The beneficial effects of the above technical scheme are that: the device has the advantages of simple structure, strong support and good linkage.
In the technical scheme, the lifting rod is a rod with adjustable length or a telescopic oil cylinder.
The beneficial effects of the above technical scheme are that: therefore, the spatial distribution of three hanging points of the hanging mechanism can be flexibly adjusted to hang three-point hanging machines and tools with different specifications.
In the above technical scheme, the lifting rod includes sleeve and connecting rod, the inside internal thread that is equipped with of sleeve, be equipped with on the connecting rod with sleeve hole matched with screw thread, the connecting rod with sleeve threaded connection screws up or unscrews the connecting rod stretches out to in order to adjust the connecting rod the length outside the sleeve.
The beneficial effects of the above technical scheme are that: the length of the utility model is convenient to adjust.
It is a further object of the present invention to provide a tractor including a tractor rear axle body assembly as described above.
The beneficial effects of the above technical scheme are that: the tractor lifter is convenient to install, good in stability and small in occupied space.
Drawings
FIG. 1 is a schematic view of a wet brake according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a rear axle body assembly of the tractor according to embodiment 2 of the present invention;
fig. 3 is a schematic view of the lift bar according to embodiment 2 of the present invention.
In the figure: 1 wet brake, 11 wet brake bodies, 111 upper supporting blocks, 112 lower supporting blocks, 2 rear axle bodies, 31 lifting cylinders, 32 lower pull rods, 33 rotating shafts, 34 upper pull rods, 35 lifting rods, 351 sleeves, 352 connecting rods and 36 lifting arms.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1, the present embodiment provides a wet brake, which includes a wet brake body 11, the wet brake body 11 is horizontally disposed along the left-right direction, and a rear side of a housing of the wet brake body is convexly provided with an upper support block 111 and a lower support block 112, the upper support block 111 is used for swinging and connecting with a lifting cylinder 31, the lower support block 112 is used for swinging and connecting with a lower pull rod 32, so that mounting sites of the lifting cylinder 31 and the lower pull rod 32 are integrated on the housing of the wet brake body, thereby improving the integration degree of the wet brake.
Example 2
As shown in fig. 2, this embodiment provides a rear axle body assembly of a tractor, which includes a rear axle body 2, a suspension mechanism and two wet brakes 1 as in embodiment 1, wherein the suspension mechanism includes two lift cylinders 31 (double-acting cylinders) and two lower pull rods 32, the two wet brakes 1 are respectively installed at two sides of the rear end of the rear axle body 2, the two upper support blocks 111 are in one-to-one correspondence with the two lift cylinders 31, the two lower support blocks 112 are in one-to-one correspondence with the two lower pull rods 32, one end of each of the two lower pull rods 32 is respectively connected to the corresponding lower support block 112 in a swinging manner, the two lift cylinders 31 are respectively rotatably installed on the corresponding upper support blocks 111, and thus, the lower pull rods and the lift cylinders can be installed without protruding corresponding support points at two sides of the rear axle body, and only by additionally installing the corresponding upper support blocks and lower support blocks on the housing of the wet brakes Provides support, and has compact structure and reasonable layout.
In the above technical solution, the suspension mechanism further includes a rotating shaft 33, an upper pull rod 34, two lifting rods 35 and two lifting arms 36, the rotating shaft 33 is horizontally rotatably installed at the rear upper end of the rear axle body along the left-right direction, the upper pull rod 34 and the two lifting arms 36 are both arranged along the front-back direction and are distributed at intervals along the left-right direction, the upper pull rod 34 is located between the two lifting arms 36, the front end of the upper pull rod 34 is connected with the middle part of the rear end of the rear axle body in a vertically-arranged manner and are vertically swung and rotatably connected, the front ends of the two lifting arms 36 are respectively connected and fixed with the two ends of the rotating shaft 33, the two lifting rods 35 are vertically arranged and are distributed at intervals along the left-right direction, the lower ends of the two lifting rods 35 are respectively connected with the middle parts corresponding to the length direction of the two lower pull rods 32, the upper end of each lifting rod 35 is respectively connected with the rear ends of the lifting arms 36 located at the same side in a rotatably manner, the telescopic end of each lifting oil cylinder 31 is rotatably connected with the middle part of the lifting arm 36 at the same side, which corresponds to the length direction of the lifting arm, and the lifting oil cylinder is simple in structure, strong in support and good in linkage. The rear ends of the upper pull rod and the two lower pull rods can be provided with U-shaped hinged supports so as to be conveniently hung with the three-point suspension mechanism.
In the above technical scheme, the lifting rod 35 is a length-adjustable rod or a telescopic cylinder (double-acting cylinder), so that the spatial distribution of three hanging points of the hanging mechanism can be flexibly adjusted to hang three-point hanging machines with different specifications.
As shown in fig. 3, in the above technical solution, the lifting rod 35 includes a sleeve 351 and a connecting rod 352, an internal thread is provided inside the sleeve 351, a thread matching with an inner hole of the sleeve 351 is provided on the connecting rod 352, the connecting rod 352 is in threaded connection with the sleeve 351, and the connecting rod 352 is screwed or unscrewed to adjust the length of the connecting rod 352 extending out of the sleeve 351, which is convenient for length adjustment. Wherein, the end that the connecting rod and sleeve keep away from each other is equipped with the free bearing of U-shaped respectively so that it is connected with lift arm and lower link rotation, wherein the rear end of going up the pull rod and the rear end of two lower links constitutes the three hanging point of suspension mechanism jointly, wherein, suspension mechanism can refer to "rearmounted hydraulic suspension device, tractor and agricultural machine" as document No. CN209283674U discloses.
Example 3
This embodiment provides a tractor including the tractor rear axle body assembly as described in embodiment 2, this tractor lifter's simple to operate, and stability is good, and occupation space is little simultaneously.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The wet brake is characterized by comprising a wet brake body (11), wherein the wet brake body (11) is horizontally arranged along the left-right direction, an upper supporting block (111) and a lower supporting block (112) are convexly arranged on the rear side of a shell of the wet brake body, the upper supporting block (111) is used for being in swinging connection with a lifting oil cylinder (31), and the lower supporting block (112) is used for being in swinging connection with a lower pull rod (32).
2. The tractor rear axle body assembly is characterized by comprising a rear axle body (2), a suspension mechanism and two wet brakes (1) of claim 1, wherein the suspension mechanism comprises two lifting oil cylinders (31) and two lower pull rods (32), the two wet brakes (1) are respectively installed on two sides of the rear end of the rear axle body (2), the two upper supporting blocks (111) are in one-to-one correspondence with the two lifting oil cylinders (31), the two lower supporting blocks (112) are in one-to-one correspondence with the two lower pull rods (32), one ends of the two lower pull rods (32) are respectively in up-and-down swinging and rotating connection with the corresponding lower supporting blocks (112), and the two lifting oil cylinders (31) are respectively rotatably installed on the corresponding upper supporting blocks (111).
3. The tractor rear axle body assembly according to claim 2, characterized in that the suspension mechanism further comprises a rotating shaft (33), an upper pull rod (34), two lifting rods (35) and two lifting arms (36), wherein the rotating shaft (33) is horizontally and rotatably mounted at the rear upper end of the rear axle body along the left-right direction, the upper pull rod (34) and the two lifting arms (36) are both arranged along the front-back direction and are distributed at intervals along the left-right direction, the upper pull rod (34) is positioned between the two lifting arms (36), the front end of the upper pull rod (34) is rotatably connected with the middle part of the rear end of the rear axle body in an up-and-down swinging manner, the front ends of the two lifting arms (36) are respectively fixedly connected with the two ends of the rotating shaft (33), the two lifting rods (35) are both vertically arranged and are distributed at intervals along the left-right direction, the lower ends of the two lifting rods (35) are respectively rotatably connected with the middle parts of the two lower pull rods (32) corresponding to the length direction, the upper end of each lifting rod (35) is respectively rotatably connected with the rear end of the lifting arm (36) positioned on the same side, and the telescopic end of each lifting oil cylinder (31) is respectively rotatably connected with the middle part of the lifting arm (36) positioned on the same side, which corresponds to the length direction.
4. The tractor rear axle body assembly according to claim 3, characterized in that the lifting rod (35) is a length adjustable rod or a telescopic cylinder.
5. The tractor rear axle body assembly according to claim 4, characterized in that the lifting rod (35) comprises a sleeve (351) and a connecting rod (352), wherein the sleeve (351) is internally provided with an internal thread, the connecting rod (352) is provided with a thread matched with the internal hole of the sleeve (351), the connecting rod (352) is in threaded connection with the sleeve (351), and the connecting rod (352) is screwed or unscrewed to adjust the length of the connecting rod (352) extending out of the sleeve (351).
6. A tractor comprising a tractor rear axle body assembly as claimed in any one of claims 2 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122218737.9U CN215634588U (en) | 2021-09-14 | 2021-09-14 | Wet brake, tractor rear axle body assembly and tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122218737.9U CN215634588U (en) | 2021-09-14 | 2021-09-14 | Wet brake, tractor rear axle body assembly and tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215634588U true CN215634588U (en) | 2022-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122218737.9U Active CN215634588U (en) | 2021-09-14 | 2021-09-14 | Wet brake, tractor rear axle body assembly and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215634588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115380652A (en) * | 2022-11-01 | 2022-11-25 | 江苏常发农业装备股份有限公司 | Traction device |
-
2021
- 2021-09-14 CN CN202122218737.9U patent/CN215634588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115380652A (en) * | 2022-11-01 | 2022-11-25 | 江苏常发农业装备股份有限公司 | Traction device |
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Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai Lovol Intelligent Agricultural Technology Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: Weichai leiwo Heavy Industry Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |