Hood and agricultural machine

Abstract

The utility model provides a hood and agricultural machinery, a shell comprises a top cover, side plates and a front face which are all non-metal integrally-formed parts, the two side plates are oppositely installed on the two sides of the top cover in the vehicle width direction of the agricultural machinery and located below the top cover, and the front face is provided with a lamp clamping groove, heat dissipation meshes and a signboard clamping groove; the metal plate supporting frame is installed on the front face and supported on the inner side of the front face, the hood cover plate is installed on the top of the front face through the metal plate supporting frame, and the two side plates are oppositely installed on the two sides of the front face through the metal plate supporting frame in the vehicle width direction. According to the hood, the shell is formed by the non-metal top cover, the non-metal side plates and the non-metal front face which are integrally formed, so that the early-stage mold input number and research and development cost of the hood can be reduced, and meanwhile, the production and assembly efficiency of the shell of the hood can be improved during subsequent batch production; and a non-metal hood which is more convenient and faster to assemble can be manufactured, and the production and manufacturing cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of agricultural machinery, and particularly relates to a hood and an agricultural machine. Background Art

[0002] The hood shell made of non-metallic materials has the advantages of light weight, corrosion resistance, low manufacturing cost, etc. compared with traditional metallic materials. However, due to material limitations, the non-metallic material hood shell cannot be connected by welding process methods. Therefore, if the structural form and connection method of the non-metallic material hood shell are too complex, it will affect the overall assembly efficiency of the hood shell, and increase the mold investment as well as the product manufacturing and assembly costs.

[0003] For example, the tractor hood shell with the application publication number of CN115946775A mainly consists of 6 modules including an upper top cover, side plates, a front mesh plate, an upper decorative cover for the front headlight, a lower decorative cover for the front headlight, and a front connecting part. At the same time, the front mesh plate is composed of three mesh plate sub-pieces. The number of components of this hood shell is large, the number of molds invested in the early stage is large, it is not convenient for quick combination and assembly during the subsequent batch production of the hood, and it is even less convenient for reducing production and manufacturing costs. Summary of the Utility Model

[0004] The main purpose of the utility model is to propose a hood and an agricultural machine, aiming to solve the technical problem that the number of components of the existing hood is large and the number of molds invested in the early stage is large.

[0005] To achieve the above purpose, the utility model provides a hood for an agricultural machine, and the hood includes: a shell, including a top cover, side plates and a front face which are all integrally formed non-metallic parts. The two side plates are oppositely installed on both sides of the top cover along the vehicle width direction of the agricultural machine and are located below the top cover. The front face is provided with a lamp slot, a heat dissipation mesh and a logo slot; a sheet metal support frame, installed on the front face and supported on the inner side of the front face. The hood cover is installed on the top of the front face through the sheet metal support frame. The two side plates are oppositely installed on both sides of the front face along the vehicle width direction through the sheet metal support frame.

[0006] In an embodiment of the utility model, the front face includes: a front main body; a top folding edge, arranged on the top of the front main body and extending along the vehicle width direction. The top folding edge is provided with a plurality of support bosses for connecting with the hood cover, and the plurality of support bosses are arranged at intervals along the vehicle width direction; a side folding edge, arranged on the side of the front main body along the vehicle width direction and extending along the up and down direction. The side folding edge is provided with a plurality of installation grooves for connecting with the side plates, and the plurality of installation grooves are arranged at intervals along the up and down direction. The side plates are provided with first BOSS columns for clamping and positioning with the installation grooves, and the side folding edge is connected with the side plates through the first BOSS columns.

[0007] In the embodiment of the present utility model, the sheet metal support frame includes: an upper support plate, which matches the shape of the top hem, and the top cover is connected to the support boss through the upper support plate; a lower support plate, the front face further includes a downward flanging provided at the bottom of the front main body, and the lower support plate is installed on the downward flanging and matches the shape of the downward flanging; a main body support, which is supported between the upper support plate and the lower support plate in the vertical direction, and both the upper support plate and the lower support plate are connected to the main body support.

[0008] In the embodiment of the present utility model, the sheet metal support frame further includes a lock post support provided on the main body support, and the lock post support is used to support the lock post of the agricultural machinery; and / or, the sheet metal support frame further includes a first lamp support provided on the main body support, the first lamp support extends along the vehicle width direction, and both ends of the first lamp support are used to connect the lamps.

[0009] In the embodiment of the present utility model, the sheet metal support frame further includes a second lamp support, the second lamp support extends along the vehicle length direction of the agricultural machinery, the front end of the second lamp support is used to connect the lamp, and the rear end of the second lamp support is connected to the first BOSS post through the front face.

[0010] In the embodiment of the present utility model, the top cover is provided with a first lapping boss, the side plate is provided with a second lapping boss that lappingly engages with the first lapping boss, both the first lapping boss and the second lapping boss extend along the vehicle length direction of the agricultural machinery, and the first lapping boss and the second lapping boss are in surface contact.

[0011] In the embodiment of the present utility model, the first lapping boss is provided with a first lapping surface in a stepped shape, the second lapping boss is provided with a second lapping surface in a stepped shape, and the first lapping surface and the second lapping surface match each other.

[0012] In the embodiment of the present utility model, the top cover is provided with a plurality of fixing brackets spaced along the vehicle length direction of the agricultural machinery, the side plate is provided with a second BOSS post, and the second BOSS post and the fixing brackets are equal in number and are connected in one-to-one correspondence.

[0013] In the embodiment of the present utility model, the top cover is provided with a plurality of third BOSS posts and a heat dissipation area, the plurality of third BOSS posts are spaced at the edge of the heat dissipation area, and the engine hood further includes a heat dissipation grille covering the heat dissipation area and connected to the third BOSS posts.

[0014] The present utility model also proposes an agricultural machinery, and the agricultural machinery includes the engine hood as described above.

[0015] Through the above technical solutions, the hood provided by the embodiments of the present utility model has the following beneficial effects:

[0016] The housing of the hood includes a top cover, side plates, and a front face, all of which are integrally formed non-metal components. The three front mesh plates for ventilation and heat dissipation, the upper decorative cover of the front headlight for fixing the lamp, and the front connecting piece for fastening connection with other modules in the prior art are combined and replaced with an integrally formed front face, so that the lamp slot, heat dissipation mesh, and sign slot are all integrated on the integrally formed front face, enabling the front face to simultaneously achieve the functions of ventilation and heat dissipation, fixing the lamp, and fastening connection with other modules. The combination method of the cooperation of the three modules of the top cover, side plates, and front face forms a simpler non-metal hood form with fewer component modules, which can reduce the mold investment, facilitate the rapid combination and assembly of the hood, and reduce the production and manufacturing costs. When closed, the bottom of the front face will impact the backing plate at the bottom of the hood. The sheet metal support frame acts as a skeleton support, which can prevent the front face from deforming and avoid the risk of cracking around the fixed area between the front face and the side plates and the top cover. The sheet metal support frame ensures the overall strength of the front face when the hood is opened and closed and prevents deformation due to stress. The cooperation of the housing and the sheet metal support frame can ensure the strength of the hood while reducing the production cost of the hood. The hood of the present utility model is composed of a non-metal top cover, non-metal side plates, and non-metal front face, all of which are integrally formed. This can not only reduce the number of pre-production molds and R & D costs of the hood, but also improve the production and assembly efficiency of the housing of the hood during subsequent mass production, enabling the manufacture and assembly of a more convenient and fast non-metal hood and reducing the production and manufacturing costs.

[0017] Other features and advantages of the present utility model will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings are used to provide an understanding of the present utility model and constitute a part of the specification. They are used together with the following specific implementation to explain the present utility model, but do not constitute a limitation to the present utility model. In the drawings:

[0019] Figure 1 is an exploded structural schematic diagram of the hood according to an embodiment of the present utility model;

[0020] Figure 2 is an assembled structural schematic diagram of the hood according to an embodiment of the present utility model;

[0021] Figure 3 is a front face structural schematic diagram of the hood according to an embodiment of the present utility model;

[0022] Figure 4 is a sheet metal support frame structural schematic diagram of the hood according to an embodiment of the present utility model;

[0023] Figure 5 is a partial structural schematic diagram of the hood in an embodiment of the present utility model;

[0024] Figure 6 is a structural schematic diagram of the top cover and side plates of the hood in an embodiment of the present utility model;

[0025] Figure 7 is Figure 6 a partial cross-sectional structural schematic diagram;

[0026] Figure 8 is a structural schematic diagram of the top cover of the hood in an embodiment of the present utility model.

[0027] Explanation of Reference Numerals

[0028] Label Name Label Name

[0029] 100 Hood 35 Top Flange

[0030] 1 Top Cover 351 Support Bump

[0031] 11 First Lapping Bump 36 Side Flange

[0032] 12 First Lapping Surface 361 Mounting Groove

[0033] 13 Fixed Bracket 37 Downward Flange

[0034] 14 Third BOSS Column 4 Sheet Metal Support Frame

[0035] 15 Heat Dissipation Hole 41 Upper Support Plate

[0036] 2 Side Plate 42 Lower Support Plate

[0037] 21 First BOSS Column 43 Main Bracket

[0038] 22 Second Lapping Bump 44 Lock Column Bracket

[0039] 23 Second Lapping Surface 45 First Lamp Bracket

[0040] 24 Second BOSS Column 46 Second Lamp Bracket

[0041] 3 Front Face 5 Heat Dissipation Grille

[0042] 31 Lamp Card Slot 6 Compression Cap

[0043] 32 Heat Dissipation Mesh Hole 7 Fastening Bolt

[0044] 33 Sign Card Slot 8 Lamp

[0045] 34 Front Main Body Detailed implementation manners

[0046] The following will describe in detail the specific embodiments of the present utility model with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only for explaining and illustrating the present utility model, and are not used to limit the present utility model.

[0047] The following describes the hood according to the present utility model with reference to the accompanying drawings.

[0048] As Figures 1 to 8 shown, in the embodiment of the present utility model, the hood 100 is for an agricultural machine, and the housing includes a top cover 1, side plates 2 and a front face 3, all of which are integrally formed non-metal parts. The two side plates 2 are oppositely installed on both sides of the top cover 1 along the vehicle width direction of the agricultural machine and are located below the top cover 1. The front face 3 is provided with a lamp slot 31, a heat dissipation mesh 32 and a logo slot 33; a sheet metal support frame 4 is installed on the front face 3 and supports the inner side of the front face 3. The top cover 1 is installed on the top of the front face 3 through the sheet metal support frame 4, and the two side plates 2 are oppositely installed on both sides of the front face 3 along the vehicle width direction through the sheet metal support frame 4.

[0049] In this embodiment, the top cover 1 and the side plates 2 can both be integrally formed sheet molding compound (SMC) parts or integrally formed fiberglass parts. The top cover 1 and the side plates 2 can both be integrally formed by compression molding or injection molding. The front face 3 is a plastic part. The hood 100 is mainly used for agricultural machines such as tractors. The lamp slot 31 is used to match and install the lamp 8, the heat dissipation mesh 32 is used for heat dissipation and ventilation, and the logo slot 33 is used to snap the logo (LOGO sign).

[0050] In this embodiment, the shell of the hood 100 includes a top cover 1, a side panel 2 and a front face 3, which are all non-metallic one-piece parts. The three front mesh panels used for ventilation and heat dissipation, the decorative cover on the headlight used to fix the lamp 8, and the front connector used to fasten with other modules in the prior art are combined and replaced with an integrally formed front face 3, so that the lamp slot 31, the heat dissipation mesh 32 and the identification card slot 33 are all integrated on the integrally formed front face 3, so that the front face 3 can simultaneously achieve the functions of ventilation and heat dissipation, fixing the lamp 8 and fastening with other modules. The combination of the three modules of the top cover 1, the side panel 2 and the front face 3 forms a simpler non-metallic hood 100, with fewer components, which can reduce mold investment, facilitate quick combination and assembly of the hood 100, and reduce production and manufacturing costs. When closed, the bottom of the front face 3 will impact the pad at the bottom of the hood 100. The sheet metal support frame 4 is installed on the front face 3 and supported on the inner side of the front face 3. The sheet metal support frame 4 can serve as a skeleton support to prevent the front face 3 from deforming. At the same time, the top cover 1 is installed on the top of the front face 3 through the sheet metal support frame 4, and the two side panels 2 are relatively installed on both sides of the front face 3 along the width direction of the vehicle through the sheet metal support frame 4, which can avoid the risk of cracking around the fixed area between the side panels 2 and the top cover 1. The sheet metal support frame 4 ensures the overall strength of the front face 3 when the hood 100 is opened and closed, and prevents deformation due to stress. The shell and the sheet metal support frame 4 cooperate to ensure the strength of the hood 100 while reducing the production cost of the hood 100. The hood 100 of the present embodiment is composed of three modules, namely, a non-metallic top cover 1, a non-metallic side panel 2 and a non-metallic front face 3, which are all integrally formed to form a shell. This can not only reduce the initial mold investment and R&D costs of the hood 100, but also improve the shell production and assembly efficiency of the hood 100 during subsequent mass production. It can manufacture a non-metallic hood 100 that is more convenient and quick to assemble, thereby reducing production costs.

[0051] like Figures 1 to 3 As shown, the front face 3 includes a front body 34, a top folded edge 35 and a side folded edge 36. The top folded edge 35 is arranged at the top of the front body 34 and extends along the vehicle width direction. The top folded edge 35 is provided with a plurality of support bosses 351 for connecting with the top cover 1, and the plurality of support bosses 351 are arranged at intervals along the vehicle width direction; the side folded edge 36 is arranged at the side of the front body 34 along the vehicle width direction and extends along the up and down direction. The side folded edge 36 is provided with a plurality of mounting grooves 361 for connecting with the side panel 2, and the plurality of mounting grooves 361 are arranged at intervals along the up and down direction. The side panel 2 is provided with a first BOSS column 21 which is clamped and positioned with the mounting groove 361, and the side folded edge 36 is connected to the side panel 2 through the first BOSS column 21.

[0052] In this embodiment, the top hem 35 is provided at the top of the front main body 34 and extends in the left - right direction. The two side hem 36 are provided on the left and right sides of the front main body 34 and extend in the up - down direction. The front face 3 includes a support boss 351 for connecting with the top cover 1, a mounting groove 361 for connecting with the side plate 2, a lamp slot 31 for fitting and installing the lamp 8, a heat dissipation mesh 32 for heat dissipation and ventilation, and a sign slot 33 for fitting and installing the sign. The support boss 351 protrudes upward, which can provide an installation space for the sheet metal support frame 4 below. The support boss 351 can be supported and connected between the top cover 1 and the sheet metal support frame 4. The mounting groove 361 is snap - fitted and positioned with the first BOSS post 21, which can provide an installation space for the first BOSS post 21 and improve the structural compactness of the hood 100. The sheet metal support frame 4 is connected to the first BOSS post 21 through the side hem 36, with a simple structure and convenient assembly.

[0053] As Figure 4 and Figure 5 shown, the sheet metal support frame 4 includes an upper support plate 41, a lower support plate 42 and a main body bracket 43. The shape of the upper support plate 41 matches that of the top hem 35, and the top cover 1 is connected through the upper support plate 41 and the support boss 351. The front face 3 of the lower support plate 42 further includes a downward - turned edge 37 provided at the bottom of the front main body 34. The lower support plate 42 is installed on the downward - turned edge 37 and matches the shape of the downward - turned edge 37. The main body bracket 43 is supported between the upper support plate 41 and the lower support plate 42 in the up - down direction, and both the upper support plate 41 and the lower support plate 42 are connected to the main body bracket 43.

[0054] In this embodiment, the downward - turned edge 37 is provided at the bottom of the front main body 34 and extends in the left - right direction. The downward - turned edge 37 can be fixedly connected to the lower support plate 42 of the sheet metal support frame 4. The top cover 1 and the front face 3 are tightly connected by fastening bolts 7 to fasten the pressure cap 6, the support boss 351 and the upper support plate 41. Both the upper support plate 41 and the lower support plate 42 extend in the left - right direction, and the upper support plate 41 and the lower support plate 42 are connected to the upper and lower ends of the main body bracket 43. The main body bracket 43 is a long strip plate, and the plate width of the main body bracket 43 is greater than the plate widths of the upper support plate 41 and the lower support plate 42, enabling the main body bracket 43 to transition and bear the force. Between the side plate 2 and the front face 3, the second BOSS post 24, the mounting groove 361 and the second lamp bracket 46 can be tightly connected by fastening bolts 7. The downward - turned edge 37 can be connected to the lower support plate 42 by means of fastening bolts 7, blind rivets or adhesives, etc.

[0055] In one embodiment, the sheet metal support frame 4 further includes a lock post bracket 44 provided on the main body bracket 43. The lock post bracket 44 is used to support the lock post of the agricultural machinery. And, the sheet metal support frame 4 further includes a first lamp bracket 45 provided on the main body bracket 43. The first lamp bracket 45 extends in the vehicle width direction, and both ends of the first lamp bracket 45 are used to connect the lamp 8.

[0056] In this embodiment, the first lamp bracket 45 extends in the left - right direction, and the middle part of the first lamp bracket 45 is connected to the main body bracket 43. The left and right sides of the first lamp bracket 45 are respectively fixedly connected to two lamps 8. The first lamp bracket 45 is located between the upper support plate 41 and the lower support plate 42 in the up - down direction, and the lengths of the upper support plate 41 and the lower support plate 42 are both greater than the length of the first lamp bracket 45, which can ensure the support length of the sheet - metal support frame 4. The lock post bracket 44 is located between the first lamp bracket 45 and the lower support plate 42.

[0057] Specifically, the sheet - metal support frame 4 further includes a second lamp bracket 46. The second lamp bracket 46 extends along the vehicle length direction of the agricultural machinery, and the front end of the second lamp bracket 46 is used to connect the lamp 8, and the rear end of the second lamp bracket 46 is connected to the first BOSS post 21 through the front face 3.

[0058] In this embodiment, the outer side of the second lamp bracket 46 is connected to the side plate 2 and the front face 3, and the inner side of the second lamp bracket 46 is fixed to the lamp 8. The two second lamp brackets 46 are relatively spaced and arranged on the left and right sides of the first lamp bracket 45. The inner side of the first lamp bracket 45 fixes the lamp 8, and the outer side of the second lamp bracket 46 fixes the lamp 8. By fixing the sheet - metal on the inner and outer sides of the lamp 8, the installation stability of the lamp 8 can be improved. Moreover, the rear end of the second lamp bracket 46 is connected to the first BOSS post 21 through the front face 3, which can also improve the connection strength between the side plate 2 and the front face 3.

[0059] As Figures 6 to 8 shown, the top cover 1 is provided with a first lapping boss 11, and the side plate 2 is provided with a second lapping boss 22 that lapps and engages with the first lapping boss 11. Both the first lapping boss 11 and the second lapping boss 22 extend along the vehicle length direction of the agricultural machinery, and the first lapping boss 11 and the second lapping boss 22 are in surface contact. In this embodiment, the top cover 1 and the side plate 2 are positioned by the surface - contact lapping between the first lapping boss 11 and the second lapping boss 22, canceling the positioning pins and snap - fastener connections in the prior art. Only simple lapping is required, making the assembly more convenient.

[0060] Specifically, the first lapping boss 11 is provided with a first lapping surface 12 in a stepped shape, and the second lapping boss 22 is provided with a second lapping surface 23 in a stepped shape. The first lapping surface 12 and the second lapping surface 23 are matched. The stepped first lapping surface 12 and second lapping surface 23 in this embodiment can limit the position when the top cover 1 and the side plate 2 are assembled, control the matching accuracy of the top cover 1 and the side plate 2 in the left - right and up - down directions, ensure that there is a small assembly surface difference and gap after assembly, and ensure that the gap surface difference and gap requirements are met when the top cover 1 and the side plate 2 are matched. As Figure 7, both the first overlapping surface 12 and the second overlapping surface 23 are double-layer steps. In other embodiments, the number of steps of the first overlapping surface 12 and the second overlapping surface 23 can be set according to actual usage requirements.

[0061] As Figure 8 shown, the top cover 1 is provided with a plurality of fixing brackets 13 spaced along the vehicle length direction of the agricultural machinery, and the side plate 2 is provided with second BOSS columns 24. The number of the second BOSS columns 24 is the same as that of the fixing brackets 13 and they are connected in one-to-one correspondence. In this embodiment, the cross-section of the fixing bracket 13 is U-shaped. There are five fixing brackets 13 on one side of the top cover 1, and five second BOSS columns 24 on the side plate 2. The fixing bracket 13 is provided with holes. The fixing bracket 13 and the second BOSS column 24 can be tightly connected through cooperation and bolts. In this embodiment, the top cover 1 and the side plate 2 are tightly connected through the fixing bracket 13 and the second BOSS column 24, and the assembly is simple.

[0062] In one embodiment, the top cover 1 is provided with a plurality of third BOSS columns 14 and a heat dissipation area. The plurality of third BOSS columns 14 are spaced at the edge of the heat dissipation area. The engine hood 100 further includes a heat dissipation grille 5 covering the heat dissipation area and connected to the third BOSS columns 14. The third BOSS columns 14 in this embodiment can be steel mesh. As Figure 8 shown, there are five third BOSS columns 14 on the top cover 1. The heat dissipation grille 5 can be sleeved into the third BOSS columns 14, and the fastening bolt 7 is used to fix the pressing cap 6 to press the heat dissipation grille 5. While the heat dissipation grille 5 can meet the styling requirements, it can increase the ventilation demand and also strengthen the strength of the top cover 1. A plurality of long strip heat dissipation holes 15 extending in the front-rear direction can be opened in the heat dissipation area of the top cover 1. The plurality of heat dissipation holes 15 are spaced along the left-right direction, which can improve the heat dissipation efficiency of the top cover 1.

[0063] The present utility model also proposes an agricultural machinery, and the agricultural machinery includes the engine hood 100 as described above. The specific structure of the engine hood 100 refers to the above embodiments. Since the agricultural machinery adopts all the technical solutions of the above all embodiments, it at least has all the beneficial effects brought by the technical solutions of the above embodiments, which will not be elaborated one by one here. In one embodiment, the agricultural machinery can be applied to a tractor.

[0064] In the description of the present utility model, it should be understood that the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present utility model, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0065] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "attachment", "fixation", etc. shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection, an electrical connection, or communication with each other; it may be directly connected, or indirectly connected through an intermediate medium, and may be the communication inside two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0066] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "example", "specific example", or "some examples", etc. means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0067] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present utility model.

Claims

1. A hood for agricultural machinery, characterized in that: The hood (100) comprises: A housing, comprising a top cover (1), a side panel (2) and a front face (3), all of which are non-metallic integrally formed parts, wherein the two side panels (2) are relatively mounted on both sides of the top cover (1) along the vehicle width direction of the agricultural machinery and are located below the top cover (1), and the front face (3) is provided with a lamp slot (31), a heat dissipation mesh (32) and a sign slot (33); A sheet metal support frame (4) is mounted on the front face (3) and supported on the inner side of the front face (3); the top cover (1) is mounted on the top of the front face (3) through the sheet metal support frame (4); and the two side panels (2) are mounted on both sides of the front face (3) in a vehicle width direction through the sheet metal support frame (4).

2. The hood according to claim 1, characterized in that: The front face (3) comprises: pre-subject (34); A top folding edge (35) is arranged at the top of the front body (34) and extends in the vehicle width direction, the top folding edge (35) is provided with a plurality of supporting bosses (351) for connecting with the top cover (1), and the plurality of supporting bosses (351) are arranged at intervals in the vehicle width direction; A side folding edge (36) is arranged on the side of the front body (34) along the vehicle width direction and extends in the up-down direction. The side folding edge (36) is provided with a plurality of mounting grooves (361) for connecting with the side panel (2). The plurality of mounting grooves (361) are arranged at intervals in the up-down direction. The side panel (2) is provided with a first BOSS column (21) which is snap-fitted and positioned with the mounting grooves (361). The side folding edge (36) is connected to the side panel (2) via the first BOSS column (21).

3. The hood according to claim 2, characterized in that: The sheet metal support frame (4) comprises: An upper support plate (41) matches the shape of the top folded edge (35), and the top cover (1) is connected to the support boss (351) via the upper support plate (41); A lower support plate (42), the front face (3) further comprising a lower flange (37) arranged at the bottom of the front body (34), the lower support plate (42) being mounted on the lower flange (37) and matching the shape of the lower flange (37); The main body support (43) is supported between the upper support plate (41) and the lower support plate (42) in the up-down direction, and the upper support plate (41) and the lower support plate (42) are both connected to the main body support (43).

4. The hood according to claim 3, characterized in that: The sheet metal support frame (4) further comprises a locking column bracket (44) arranged on the main body bracket (43), and the locking column bracket (44) is used to support the locking column of the agricultural machinery; and / or, The sheet metal support frame (4) further comprises a first lamp bracket (45) arranged on the main body bracket (43), the first lamp bracket (45) extending in the vehicle width direction, and the two ends of the first lamp bracket (45) are used to connect the lamp (8).

5. The hood according to claim 2, characterized in that: The sheet metal support frame (4) also includes a second lamp bracket (46), the second lamp bracket (46) extending along the vehicle length direction of the agricultural machinery, and the front end of the second lamp bracket (46) is used to connect the lamp (8), and the rear end of the second lamp bracket (46) is connected to the first BOSS column (21) through the front face (3).

6. The hood according to any one of claims 1 to 5, characterized in that The top cover (1) is provided with a first overlapping boss (11), and the side panel (2) is provided with a second overlapping boss (22) overlapping and engaging with the first overlapping boss (11), the first overlapping boss (11) and the second overlapping boss (22) both extend along the vehicle length direction of the agricultural machinery, and the first overlapping boss (11) and the second overlapping boss (22) are in surface contact.

7. The hood according to claim 6, characterized in that The first overlapping boss (11) is provided with a first overlapping surface (12) in the form of a step, and the second overlapping boss (22) is provided with a second overlapping surface (23) in the form of a step, and the first overlapping surface (12) and the second overlapping surface (23) match each other.

8. The hood according to any one of claims 1 to 5, characterized in that The top cover (1) is provided with a plurality of fixed brackets (13) arranged at intervals along the vehicle length direction of the agricultural machinery, and the side panel (2) is provided with a second BOSS column (24), and the second BOSS column (24) and the fixed brackets (13) are of the same number and are connected in a one-to-one correspondence.

9. The hood according to any one of claims 1 to 5, characterized in that The top cover (1) is provided with a plurality of third BOSS columns (14) and a heat dissipation area, wherein the plurality of third BOSS columns (14) are arranged at intervals at the edge of the heat dissipation area, and the hood (100) further comprises a heat dissipation grille (5) which is arranged on the heat dissipation area and connected to the third BOSS columns (14).

10. An agricultural machine, characterized in that: The agricultural machine comprises the hood (100) according to any one of claims 1 to 9.

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