Tractor frame, tractor chassis and tractor

Abstract

The utility model relates to the field of agricultural machinery, and discloses a tractor frame, a tractor chassis and a tractor. The tractor frame comprises a first longitudinal beam extending in the front-back direction, a second longitudinal beam extending in the front-back direction and spaced from the first longitudinal beam in the left-right direction, and an engine mounting assembly fixedly connected to the first longitudinal beam and the second longitudinal beam. The gearbox mounting assembly is fixedly connected to the first longitudinal beam and the second longitudinal beam, the cross beam is located between the first longitudinal beam and the second longitudinal beam, the two ends of the cross beam are fixedly connected with the first longitudinal beam and the second longitudinal beam respectively, and the engine mounting assembly, the cross beam and the gearbox mounting assembly are sequentially arranged at intervals from front to back. And a gearbox mounting position is formed between the cross beam and the gearbox mounting assembly. The tractor frame can meet the installation requirement of a tractor of an oil-electricity hybrid framework, and is simple in structure, easy to manufacture and maintain and low in manufacturing and maintaining cost.

Description

Technical Field

[0001] The utility model belongs to the field of agricultural machinery, and specifically relates to a tractor frame, a tractor chassis and a tractor. Background Art

[0002] At present, tractors are gradually developing towards an oil-electric hybrid architecture. However, traditional tractors have a fuel architecture, and existing tractor frames are all designed according to the structure of internal combustion engines, which cannot meet the installation requirements of various components of tractors with an oil-electric hybrid architecture. Moreover, the structures of existing tractor frames are complex, and the difficulty of manufacturing and maintenance is high, resulting in relatively high manufacturing and maintenance costs. Summary of the Utility Model

[0003] In view of the above deficiencies or defects in the prior art, the present utility model provides a tractor frame, a tractor chassis and a tractor, aiming to solve the technical problems that the existing tractor frame cannot meet the installation requirements of various components of a tractor with an oil-electric hybrid architecture and has a complex structure, resulting in relatively high manufacturing and maintenance costs.

[0004] To achieve the above object, the present utility model provides a tractor frame, which includes:

[0005] A first longitudinal beam extending in the front-rear direction;

[0006] A second longitudinal beam extending in the front-rear direction and arranged at an interval from the first longitudinal beam in the left-right direction;

[0007] An engine mounting assembly fixedly connected to the first longitudinal beam and the second longitudinal beam;

[0008] A transmission mounting assembly fixedly connected to the first longitudinal beam and the second longitudinal beam;

[0009] A cross beam located between the first longitudinal beam and the second longitudinal beam and fixedly connected to the first longitudinal beam and the second longitudinal beam at both ends respectively;

[0010] Wherein, the engine mounting assembly, the cross beam and the transmission mounting assembly are arranged at intervals in sequence from front to back, and a transmission mounting position is formed between the cross beam and the transmission mounting assembly.

[0011] Optionally, the engine mounting assembly includes two engine mounting seats, and the two engine mounting seats are respectively detachably fixedly connected to the first longitudinal beam and the second longitudinal beam and are arranged in alignment. The transmission mounting assembly includes two transmission mounting seats, and the two transmission mounting seats are respectively detachably fixedly connected to the first longitudinal beam and the second longitudinal beam and are arranged in alignment. Both ends of the cross beam are respectively detachably fixedly connected to the first longitudinal beam and the second longitudinal beam.

[0012] Optionally, the cross beam includes a U-shaped mounting bent plate, both ends of the U-shaped mounting bent plate are detachably and fixedly connected to the first longitudinal beam and the second longitudinal beam respectively, and the outer side faces backward. The two transmission mounting seats are respectively arranged on the rear end faces of the first longitudinal beam and the second longitudinal beam and respectively include mounting straight plates, and the two mounting straight plates are arranged oppositely.

[0013] Optionally, the two transmission mounting seats respectively include implement connectors.

[0014] Optionally, reducer connecting plates are respectively arranged on the outer side faces of the first longitudinal beam and the second longitudinal beam facing away from each other. The two reducer connecting plates are arranged oppositely and are arranged corresponding to the transmission mounting positions.

[0015] Optionally, crawler frame connecting plates are respectively arranged on the front end faces of the first longitudinal beam and the second longitudinal beam.

[0016] Optionally, safety frame connecting plates extending outward in the left-right direction are respectively arranged on the first longitudinal beam and the second longitudinal beam. The two safety frame connecting plates are arranged corresponding to each other and are located between the engine mounting assembly and the cross beam.

[0017] Optionally, the first longitudinal beam is provided with a fuel tank bracket extending in a direction away from the second longitudinal beam, and the fuel tank bracket is arranged corresponding to the engine mounting assembly.

[0018] The present utility model further provides a tractor chassis, which includes:

[0019] The above-mentioned tractor frame;

[0020] An engine, fixedly installed on the engine mounting assembly and fixedly connected to the first longitudinal beam and the second longitudinal beam;

[0021] A PTO transmission, fixedly connected to the cross beam and the transmission mounting assembly to be fixedly installed at the transmission mounting position;

[0022] A generator, fixedly connected between the engine and the PTO transmission.

[0023] The present utility model further provides a tractor, which includes the above-mentioned tractor chassis.

[0024] Through the above technical solution, in the tractor frame of the present utility model, with the first longitudinal beam and the second longitudinal beam as the support main body, an engine mounting assembly, a cross beam, and a transmission mounting assembly are sequentially arranged at intervals from front to back. A transmission mounting position is formed between the cross beam and the transmission mounting assembly. With such a setting, in actual application, the engine can be mounted on the engine mounting assembly and fixedly connected to the first longitudinal beam and the second longitudinal beam, the PTO transmission can be fixedly connected to the cross beam and the transmission mounting assembly to be fixedly mounted in the transmission mounting position, and the generator can be connected between the engine and the PTO transmission. That is to say, the tractor frame of the present utility model can meet the installation requirements of a tractor with a hybrid oil-electric architecture, and has a simple structure, is easy to manufacture and repair, and has a low cost for manufacturing and repair.

[0025] Other features and advantages of the present utility model will be described in detail in the subsequent specific embodiment part. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present utility model, but do not constitute a limitation to the present utility model. In the drawings:

[0027] Figure 1 is a three-dimensional structural schematic diagram of a tractor frame in an embodiment of the present utility model;

[0028] Figure 2 is Figure 1 the top view of the tractor frame in

[0029] Figure 3 is a structural schematic diagram of a tractor chassis in an embodiment of the present utility model.

[0030] DESCRIPTION OF THE REFERENCE NUMERALS:

[0031] 1 First longitudinal beam

[0032] 2 Second longitudinal beam

[0033] 3 Cross beam

[0034] 301 U-shaped mounting bent plate 302 Reinforcing rib plate

[0035] 4 Engine mounting seat

[0036] 5 Transmission mounting seat

[0037] 501 Mounting straight plate 502 Implement connecting piece

[0038] 503 Fixing plate

[0039] 6 Reducer connecting plate

[0040] 7 Crawler Frame Connecting Plate

[0041] 8 Safety Frame Connecting Plate

[0042] 9 Fuel Tank Bracket

[0043] 10 Engine

[0044] 11 PTO Transmission

[0045] 12 Generator

[0046] 13 Reducer

[0047] 14 Brake

[0048] 15 Wheel Motor

[0049] 16 Crawler Frame

[0050] 17 Fuel Tank Detailed Embodiment

[0051] The following is a detailed description of 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 the purpose of illustrating and explaining the present utility model, and are not used to limit the present utility model.

[0052] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments may be combined with each other.

[0053] In the present utility model, unless otherwise stated, directional terms such as "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. usually refer to the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation on the embodiments of the present utility model; the directional terms "inner, outer" refer to the inside and outside relative to the contour of each component itself.

[0054] The present utility model will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0055] The present utility model first provides a tractor frame.

[0056] In one embodiment, referring to Att Figure 1 to Att Figure 3 as shown, the tractor frame includes:

[0057] A first longitudinal beam 1, extending in the front-rear direction;

[0058] The second longitudinal beam 2 extends in the front-rear direction and is arranged at an interval from the first longitudinal beam 1 in the left-right direction;

[0059] An engine mounting assembly is fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2;

[0060] A transmission mounting assembly is fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2;

[0061] A cross beam 3 is located between the first longitudinal beam 1 and the second longitudinal beam 2, and both ends thereof are respectively fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2;

[0062] Wherein, the engine mounting assembly, the cross beam 3 and the transmission mounting assembly are arranged at intervals in sequence from front to back, and a transmission mounting position is formed between the cross beam 3 and the transmission mounting assembly.

[0063] In the tractor frame of this embodiment, with the first longitudinal beam 1 and the second longitudinal beam 2 as the supporting main bodies, an engine mounting assembly, a cross beam 3 and a transmission mounting assembly are arranged at intervals in sequence from front to back, and a transmission mounting position is formed between the cross beam 3 and the transmission mounting assembly. With such an arrangement, in actual application, the engine can be mounted on the engine mounting assembly and fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2, the PTO transmission can be fixedly connected to the cross beam 3 and the transmission mounting assembly to be fixedly mounted in the transmission mounting position, and the generator can be connected between the engine and the PTO transmission. That is to say, the tractor frame of this embodiment can meet the installation requirements of a tractor with an oil-electric hybrid architecture, and has a simple structure, is easy to manufacture and repair, and has a low cost for manufacture and repair. In addition, on the one hand, the cross beam 3 serves as a connecting member between the first longitudinal beam 1 and the second longitudinal beam 2, and on the other hand, it serves as a mounting member for mounting the PTO transmission, serving two purposes with one object, effectively improving the structural compactness of the tractor frame.

[0064] In one embodiment, referring to the attached Figure 1 and the attached Figure 2 As shown, the engine mounting assembly includes two engine mounting seats 4, and the two engine mounting seats 4 are respectively detachably and fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2 and are arranged in alignment. The transmission mounting assembly includes two transmission mounting seats 5, and the two transmission mounting seats 5 are respectively detachably and fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2 and are arranged in alignment. Both ends of the cross beam 3 are respectively detachably and fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2.

[0065] In this embodiment, the engine mounting assembly, the cross beam 3, the transmission mounting assembly, the first longitudinal beam 1 and the second longitudinal beam 2 are all connected by a detachable connection method, which is easier to manufacture and repair compared with the existing integral frame.

[0066] Specifically, connection holes may be provided on the engine mount 4, the first longitudinal beam 1, and the second longitudinal beam 2. The engine can be fixedly connected to the engine mount 4, the first longitudinal beam 1, and the second longitudinal beam 2 by means of bolt connection. Connection holes may be provided on the cross beam 3 and the transmission mount 5. The PTO transmission can be fixedly connected to the cross beam 3 and the transmission mount 5 by means of bolt connection.

[0067] In one embodiment, referring to the attached Figure 2 As shown, the cross beam 3 includes a U-shaped mounting bent plate 301. The two ends of the U-shaped mounting bent plate 301 are respectively detachably and fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2, and the outer side faces backward. The two transmission mounts 5 are respectively arranged at the rear end faces of the first longitudinal beam 1 and the second longitudinal beam 2 and respectively include mounting straight plates 501. The two mounting straight plates 501 are arranged oppositely.

[0068] With such an arrangement, the PTO transmission can be fixedly connected to the U-shaped mounting bent plate 301 and the two mounting straight plates 501 respectively by means of bolt connection.

[0069] Specifically, the cross beam 3 further includes a reinforcing rib plate 302. The reinforcing rib plate 302 can be fixedly connected to the inner side face of the U-shaped mounting bent plate 301 by welding. In this way, the structural strength of the cross beam 3 can be effectively improved, and thus the overall length of the tractor frame can be effectively increased.

[0070] In one embodiment, referring to the attached Figure 1 As shown, the two transmission mounts 5 respectively include implement connectors 502. Specifically, the implement connector 502 can be a connecting pin shaft for connecting with an implement.

[0071] Specifically, the transmission mount 5 further includes a fixing plate 503. The fixing plate 503 is fixedly connected to the rear end face of the first longitudinal beam 1 or the second longitudinal beam 2 by means of bolt connection. The mounting straight plate 501 is connected to one end of the fixing plate 503, and the implement connector 502 is connected to the mounting straight plate 501.

[0072] In one embodiment, referring to the attached Figure 1 and the attached Figure 2 As shown, speed reducer connection plates 6 are respectively provided on the outer side faces of the first longitudinal beam 1 and the second longitudinal beam 2 facing away from each other. The two speed reducer connection plates 6 are arranged oppositely and are arranged corresponding to the transmission mounting positions.

[0073] It can be understood that the speed reducer connection plates 6 are used for installing the speed reducer. By arranging the two speed reducer connection plates 6 oppositely and corresponding to the transmission mounting positions, in practical applications, it is convenient for the speed reducer to be connected to the PTO transmission through the wheel side motor.

[0074] Specifically, the two reducer connecting plates 6 can be fixedly connected to the outer sides of the first longitudinal beam 1 and the second longitudinal beam 2 facing away from each other by welding.

[0075] In one embodiment, referring to the attached Figure 1 and the attached Figure 2 As shown, track frame connecting plates 7 are respectively provided at the front end faces of the first longitudinal beam 1 and the second longitudinal beam 2. With such a setting, the track frame 16 can be connected to the track frame connecting plates 7 to be connected to the front ends of the first longitudinal beam 1 and the second longitudinal beam 2, so that the tractor frame is applicable to a wheel-track type tractor.

[0076] Specifically, the track frame connecting plates 7 can be connected to the front end faces of the first longitudinal beam 1 and the second longitudinal beam 2 by welding.

[0077] In one embodiment, referring to the attached Figure 1 and the attached Figure 2 As shown, safety frame connecting plates 8 extending outward in the left-right direction are respectively provided on the first longitudinal beam 1 and the second longitudinal beam 2, and the two safety frame connecting plates 8 are correspondingly arranged and located between the engine mounting assembly and the cross beam 3. With such a setting, the safety frame can be mounted on the two safety frame connecting plates 8 to span the first longitudinal beam 1 and the second longitudinal beam 2.

[0078] Specifically, the safety frame connecting plates 8 can be connected to the first longitudinal beam 1 and the second longitudinal beam 2 by welding.

[0079] In one embodiment, referring to the attached Figure 1 to the attached Figure 3 As shown, a fuel tank bracket 9 extending in a direction away from the second longitudinal beam 2 is provided on the first longitudinal beam 1, and the fuel tank bracket 9 is arranged in alignment with the engine mounting assembly. With such a setting, the fuel tank 17 can be mounted on the fuel tank bracket 9 to be arranged in alignment with the engine mounted on the engine mounting assembly, improving the structural compactness.

[0080] Specifically, the fuel tank bracket 9 can be connected to the first longitudinal beam 1 by welding.

[0081] The present invention also provides a tractor chassis.

[0082] In one embodiment, referring to the attached Figure 3 As shown, the tractor chassis includes:

[0083] The above-mentioned tractor frame;

[0084] An engine 10, fixedly mounted on the engine mounting assembly and fixedly connected to the first longitudinal beam 1 and the second longitudinal beam 2;

[0085] A PTO transmission 11, fixedly connected to the cross beam 3 and the transmission mounting assembly to be fixedly mounted on the transmission mounting position;

[0086] The generator 12 is fixedly connected between the engine 10 and the PTO transmission.

[0087] Specifically, the generator 12 is connected to the engine 10 through a coupling disc.

[0088] In one embodiment, referring to the attached Figure 3 As shown, on the outer sides of the first longitudinal beam 1 and the second longitudinal beam 2 of the tractor frame facing away from each other, there are respectively provided reducer connecting plates 6. The two reducer connecting plates 6 are arranged opposite to each other and are arranged corresponding to the transmission installation positions; the tractor chassis further includes two in-wheel motors 15, two reducers 13, and two brakes 14. The two reducers 13 are respectively installed on the two reducer connecting plates 6 and are respectively connected to the PTO transmission 11 through the brakes 14 and the in-wheel motors 15. During the actual installation process, the reducer 13, the brake 14, the in-wheel motor 15, and the PTO transmission 11 are successively connected into a whole by bolts and then installed on the tractor frame.

[0089] The present invention also provides a tractor, which includes the above-mentioned tractor chassis. Obviously, the tractor also has the beneficial effects of the above-mentioned tractor chassis.

[0090] 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 understood as indicating or implying relative importance or implicitly specifying 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" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0091] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", etc. should 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 communicable with each other; it may be directly connected, or indirectly connected through an intermediate medium. It may be the internal communication of two components or the interaction relationship between two components, unless otherwise clearly limited. 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.

[0092] In the description of this specification, the description referring to terms such as "one embodiment", "some embodiments", "examples", "specific examples", 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 representations 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.

[0093] 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 tractor frame, characterized in that, The tractor frame includes: A first longitudinal beam (1), extending in the front-rear direction; A second longitudinal beam (2), extending in the front-rear direction and arranged at an interval from the first longitudinal beam (1) in the left-right direction; An engine mounting assembly, fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2); A transmission mounting assembly, fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2); A cross beam (3), located between the first longitudinal beam (1) and the second longitudinal beam (2) and fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2) at both ends respectively; Wherein, the engine mounting assembly, the cross beam (3) and the transmission mounting assembly are arranged at intervals in sequence from front to back, and a transmission mounting position is formed between the cross beam (3) and the transmission mounting assembly.

2. The tractor frame according to claim 1, characterized in that, The engine mounting assembly includes two engine mounts (4), the two engine mounts (4) are respectively detachably and fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2) and are arranged in alignment, the transmission mounting assembly includes two transmission mounts (5), the two transmission mounts (5) are respectively detachably and fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2) and are arranged in alignment, and both ends of the cross beam (3) are respectively detachably and fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2).

3. The tractor frame according to claim 2, wherein, The cross beam (3) includes a U-shaped mounting bent plate (301), both ends of the U-shaped mounting bent plate (301) are respectively detachably and fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2) and the outer side faces backward, the two transmission mounts (5) are respectively arranged on the rear end faces of the first longitudinal beam (1) and the second longitudinal beam (2) and respectively include mounting straight plates (501), and the two mounting straight plates (501) are arranged oppositely.

4. The tractor frame according to claim 3, characterized in that, The two transmission mounts (5) respectively include implement connectors (502).

5. The tractor frame according to claim 1, characterized in that, Reducer connection plates (6) are respectively provided on the outer side faces of the first longitudinal beam (1) and the second longitudinal beam (2) facing away from each other, the two reducer connection plates (6) are arranged oppositely and are arranged corresponding to the transmission mounting position.

6. The tractor frame according to claim 1, characterized in that, Track frame connection plates (7) are respectively provided on the front end faces of the first longitudinal beam (1) and the second longitudinal beam (2).

7. The tractor frame according to claim 1, characterized in that, Safety frame connection plates (8) extending outward in the left-right direction are respectively provided on the first longitudinal beam (1) and the second longitudinal beam (2), the two safety frame connection plates (8) are arranged corresponding to each other and are located between the engine mounting assembly and the cross beam (3).

8. The tractor frame according to claim 1, wherein, A fuel tank bracket (9) extending in a direction away from the second longitudinal beam (2) is provided on the first longitudinal beam (1), and the fuel tank bracket (9) is arranged in alignment with the engine mounting assembly.

9. A tractor chassis, characterized in that, The tractor chassis includes: The tractor frame according to any one of claims 1 to 8; An engine (10), fixedly installed on the engine mounting assembly and fixedly connected to the first longitudinal beam (1) and the second longitudinal beam (2); A PTO transmission (11) is fixedly connected to the cross beam (3) and the transmission mounting assembly to be fixedly mounted on the transmission mounting position; A generator (12) is fixedly connected between the engine (10) and the PTO transmission.

10. A tractor, characterized in that, The tractor includes the tractor chassis according to claim 9.

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