CN221090993U - Fixing frame structure of tractor hood - Google Patents
Fixing frame structure of tractor hood Download PDFInfo
- Publication number
- CN221090993U CN221090993U CN202322243016.2U CN202322243016U CN221090993U CN 221090993 U CN221090993 U CN 221090993U CN 202322243016 U CN202322243016 U CN 202322243016U CN 221090993 U CN221090993 U CN 221090993U
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- mount
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- hood
- fixing frame
- air spring
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- 230000001154 acute effect Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model provides a tractor hood's mount structure, the inside of aircraft bonnet is equipped with supporting structure, supporting structure include mount, fixed stay and air spring, the mount be the vertical mount of vertical narrow plate desk-top, the upper end surface of mount is equipped with fixed stay, the both sides front end of mount is equipped with air spring, air spring both ends be fixed rotation end and removal rotation end respectively, through the improvement to aircraft bonnet lower carriage structure, the fixed rotation end position of air spring moves backward, just so solved the engine front end and have not had suitable mounting hole, need draw forth with the bracing piece problem. Meanwhile, due to the backward movement of the fixed rotary joint position of the gas spring, the lower support of the hood is not required to adopt a frame type structure but only adopts a vertical narrow-plate table type structure, so that the cost of parts is reduced, and the processability and the assemblability of the parts are ensured. Meanwhile, the volume and the weight of the lower bracket are reduced, and the assembly is convenient.
Description
Technical Field
The utility model belongs to the technical field of hood supports, and in particular relates to a fixing frame structure of a tractor hood.
Background
At present, the wheel type tractor covers the diesel engine and the front bracket above the diesel engine and the front bracket by adopting an integral stamping type engine cover, so that the appearance is concise and elegant, and the appearance is more satisfactory.
As shown in fig. 2, the support structure under the original tractor hood has a plurality of defects, and is specifically as follows:
The original structure is characterized in that the front right side of the engine lacks a proper fulcrum, the front end of the engine needs to be guided by the supporting rod, and the supporting rod is complex in structure and inconvenient to install due to the fact that other parts need to be avoided.
Because the original structure adopts a plurality of splice welding structures, the position degree deviation of the part mounting holes is larger, and the situation that the holes are deviated and cannot be mounted easily occurs during assembly.
The number of the original structural parts is large, which is not beneficial to mass production.
Because of the position of the hinge point 2, the arm of force of the gas spring to the junction point 3 is changed greatly in the opening and closing process of the hood, so that the hood is required to be pulled downwards in a large way when being closed structurally.
The whole volume of the original hood lower bracket is larger, the weight is heavier, and the transportation and the assembly are very inconvenient.
Disclosure of utility model
In order to solve the problems, the utility model provides a fixing frame structure of tractor hood, the inside of hood is equipped with supporting structure, supporting structure include mount, fixed stay and air spring, the mount be the vertical mount of vertical narrow-plate desk-top, the upper end surface of mount is equipped with fixed stay, the both sides front end of mount is equipped with air spring, air spring both ends be fixed rotation end and removal rotation end respectively, the one end spherical hinge of air spring links to each other with the mount, the other end of air spring links to each other with the hood top surface through hole pitch regulating plate spherical hinge, through the improvement to hood lower carriage structure, moves back air spring's fixed rotation end position, just so solved the engine front end and have suitable mounting hole, need the problem of drawing forth with the bracing piece. Meanwhile, due to the backward movement of the fixed rotary joint position of the gas spring, the lower support of the hood is not required to adopt a frame type structure but only adopts a vertical narrow-plate table type structure, so that the cost of parts is reduced, and the processability and the assemblability of the parts are ensured. Meanwhile, the volume and the weight of the lower bracket are reduced, and the assembly is convenient. In addition, the position of the fixed rotating end of the gas spring is calculated and optimized, so that the problem that a large operating force is required when the hood is in a closed initial state is solved, and the required operating force is small and stable in the closing process of the hood.
The two sides of the top surface of the hood are respectively provided with a fixed rotating end and a movable rotating end, the fixed rotating ends are singly arranged at the front upper part of the fixed frame, the movable rotating ends are arranged on the hole pitch adjusting plate, the surface of the hole pitch adjusting plate is provided with a plurality of movable rotating ends, the support in the hood is connected with the engine,
The mount is the vertical mount of vertical narrow plate desk-top, and the bottom surface of mount passes through the bolt to be fixed continuous with the engine, and the top mesa of mount passes through the bolt and links to each other with fixed vaulting pole, and the top mesa front end of mount is equipped with fixed swivel joint end, and the inclination of fixed vaulting pole whole board bending type's slope vaulting pole is the acute angle, and the top of fixed vaulting pole is equipped with rotatory pinhole, the rotatory pinhole of fixed vaulting pole pass through the round pin axle and link to each other with the fixed swivel joint of aircraft bonnet.
The gas spring is a single-rod type movable gas spring, rotary hinge holes are formed in two ends of the gas spring, rotary pin holes in two ends of the gas spring are connected with a fixed rotary joint end and a movable rotary joint end through spherical hinges, the fixed rotary joint end of the rear movable gas spring is optimized, accessories such as a front support rod are omitted, assembly performance is improved, the size and weight of parts are reduced, production cost is reduced, the position of a hinge point is optimized through calculation of a connecting rod, and operating force of a hood during closing is improved.
The cover inner support and the fixing frame are the whole plate bending plate, the top surface of the cover inner support is provided with a plurality of bolt holes, the top surface of the cover inner support is horizontally arranged, the bottom of the fixing frame is fixed on the engine through bolts, the original splice welding frame type structure is changed into a vertical narrow plate table type structure, the number of the types of parts is reduced, the production organization is convenient, and the assembly requirement on the mounting hole is guaranteed.
The beneficial effects are that:
Through the improvement to aircraft bonnet lower carriage structure, with the fixed rotation joint position back-shifting of gas spring, just so solved the engine front end and have not had suitable mounting hole, need the problem that draws forth with the bracing piece. Meanwhile, due to the backward movement of the fixed rotary joint position of the gas spring, the lower support of the hood is not required to adopt a frame type structure but only adopts a vertical narrow-plate table type structure, so that the cost of parts is reduced, and the processability and the assemblability of the parts are ensured. Meanwhile, the volume and the weight of the lower bracket are reduced, and the assembly is convenient. In addition, the position of the fixed rotating end of the gas spring is calculated and optimized, so that the problem that a large operating force is required when the hood is in a closed initial state is solved, and the required operating force is small and stable in the closing process of the hood.
And the fixed rotating end of the rear gas moving spring is optimized, accessories such as a front end supporting rod and the like are omitted, and the assembly property is improved.
The original splice welding frame type structure is changed into a whole plate bending structure, so that the number of the types of parts is reduced, the production organization is convenient, and the requirement of assembly on the mounting holes is ensured.
The volume and the weight of parts are reduced, and the production cost is reduced.
The position of the hinge point is optimized through the calculation of the connecting rod, so that the operating force of the hood when the hood is closed is improved.
Drawings
FIG. 1 is an internal schematic view of a mounting structure of a tractor hood;
FIG. 2 is a schematic view of the interior of a prior art under-hood bracket structure;
in the figure; 1. the device comprises a support in a cover, 2, a fixing frame, 3, a fixed stay bar, 4, a gas spring, 5, a fixed rotating end, 6, a movable rotating end, 7, a cover, 8, a supporting rod, 9 and a steering base point adjusting plate.
Detailed Description
In order to enhance the understanding of the present utility model, the present utility model will be further described in detail with reference to the following examples and drawings, which are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
The device comprises a support 1 in the cover, a fixing frame 2, a fixing stay bar 3, a gas spring 4, a fixing rotating end 5, a moving rotating end 6, a cover 7, a supporting rod 8 and a steering base point adjusting plate 9.
As shown in fig. 1;
A fixed frame structure of a tractor hood, the inside of the hood 7 is provided with a bracket structure, the bracket structure comprises a fixed frame 2, a fixed stay bar 3 and a gas spring 4, the fixed frame 2 is a vertical fixed frame 2 with a vertical narrow plate, the fixed stay bar 3 is arranged on the upper end surface of the fixed frame 2, the gas spring 4 is arranged at the front ends of two sides of the fixed frame 2, two ends of the gas spring 4 are respectively a fixed rotating end 5 and a movable rotating end 6, one end of the gas spring 4 is in spherical hinge connection with the fixed frame 2, the other end of the gas spring 4 is in spherical hinge connection with the top surface of the hood 7 through a hole-distance adjusting plate, two sides of the top surface of the hood 7 are respectively a movable rotating end 6 of the gas spring 4, the front ends of the fixed frame 2 are respectively a gas spring 4 fixed rotating end 5, the fixed rotating end 5 is arranged at the upper part of the fixed stay bar, the fixed rotating end 5 is arranged at the inclined upper part of the fixed stay bar 2, the fixed rotating end 5 is arranged on the inclined part of the fixed stay bar 2, the fixed stay bar is arranged on the inclined end 3 of the fixed stay bar is connected with the fixed stay bar 2 through the inclined end 3, the inclined end 3 is arranged at the inclined end 3, the inclined end 4 is connected with the fixed end 4, the fixed end 4 is arranged at the inclined end 3, the inclined end 4 is connected with the fixed end 3, the inclined end 3 is arranged on the inclined end 4, the upper end 3 is arranged on the inclined end 5, the upper end is arranged on the inclined end 5, the upper end 5, a plurality is arranged on the upper end, a plurality of the vertical end, the vertical end is arranged. The top surface of cover interior support 1 is equipped with a plurality of bolt holes, and the top surface of cover interior support 1 transversely sets up horizontally.
Implementation examples;
The lower support of the hood 7 is obtained by adopting a whole plate to bend and then welding a mounting support of the gas spring 4 and a reinforcing rib, in the mounting process, the fixing support rod 3 is fixed on the fixing frame 2 through a bottom hole by a bolt, the hood 7 is connected with the fixing support rod 3 through a pin shaft, and is connected with the gas spring 4 at a gas spring moving rotary joint 6 through a spherical hinge. The air spring 4 is connected with the fixing frame through a spherical hinge. The mount is fixed to the engine 1 by bolts. The connection position of the gas spring 4 and the fixing frame is obtained by carrying out connection rod stress analysis optimization by using the fixed rotation end 5, the movable rotation end 6, the force of the gas spring 4, the weight of the hood 7 and the mass center.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a mount structure of tractor aircraft bonnet, the inside of aircraft bonnet is equipped with supporting structure, its characterized in that, supporting structure include mount, fixed stay and air spring, the mount be the vertical mount of vertical narrow plate desk-top, the upper end surface of mount is equipped with fixed stay, the both sides front end of mount is equipped with air spring, air spring both ends be fixed rotation end and removal rotation end respectively, air spring's one end spherical hinge links to each other with the mount, air spring's the other end passes through hole pitch regulating plate spherical hinge and links to each other with the aircraft bonnet top surface.
2. The tractor hood fixing frame structure according to claim 1, wherein two sides of the top surface of the tractor hood are movable rotary connecting ends of gas springs, front ends of two sides of the fixing frame are fixed rotary ends of the gas springs, the fixed rotary ends are arranged obliquely above the fixing frame individually, the movable rotary connecting ends are arranged on a hole pitch adjusting plate, and a plurality of movable rotary connecting ends are arranged on the surface of the hole pitch adjusting plate.
3. The tractor hood fixing frame structure according to claim 1, wherein the bottom surface of the fixing frame is fixedly connected with the hood inner support through bolts, the top table top of the fixing frame is connected with the fixing stay through bolts, the front end of the top table top of the fixing frame is provided with a fixing rotating end, and the hood inner support is connected with the engine.
4. The tractor hood fixing frame structure according to claim 1, wherein the fixing stay bar is a bent inclined stay bar, the inclination angle of the fixing stay bar is an acute angle, a rotating pin hole is formed in the top end of the fixing stay bar, and the rotating pin hole of the fixing stay bar is connected with the hood fixing rotating end through a pin shaft.
5. The tractor hood fixing frame structure according to claim 1, wherein the gas spring is a single-rod type movable gas spring, rotating pin holes are formed in two ends of the gas spring, and the rotating pin holes in two ends of the gas spring are connected with the fixed rotating end and the movable rotating end through pin shafts.
6. A mounting structure for a tractor hood according to claim 3, wherein the support and the mounting structure are integral bent plates, the top surface of the support is provided with a plurality of bolt holes, and the top surface of the support is horizontally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322243016.2U CN221090993U (en) | 2023-08-21 | 2023-08-21 | Fixing frame structure of tractor hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322243016.2U CN221090993U (en) | 2023-08-21 | 2023-08-21 | Fixing frame structure of tractor hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221090993U true CN221090993U (en) | 2024-06-07 |
Family
ID=91304371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322243016.2U Active CN221090993U (en) | 2023-08-21 | 2023-08-21 | Fixing frame structure of tractor hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221090993U (en) |
-
2023
- 2023-08-21 CN CN202322243016.2U patent/CN221090993U/en active Active
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