CN221698828U - Tractor safety frame, fuel tank fixing structure and tractor - Google Patents

Abstract

The utility model relates to a tractor safety frame, a fuel tank fixing structure and a tractor, which relate to the field of agricultural machinery, wherein the tractor safety frame comprises a main frame body and a main cross beam, the main frame body is provided with two vertical longitudinal beams, the main cross beam is horizontally arranged, and both ends respectively with two longerons fixed connection, still include and extend the crossbeam, extend the crossbeam level setting, extend the junction fixed connection of crossbeam one end and main beam and longeron, the other end has and extends roof beam installation department. The fuel tank fixing structure comprises a tractor safety frame, and the tractor comprises the fuel tank fixing structure. The beneficial effects are that: an extension beam is added on one side of the middle main beam of the safety frame, so that the supporting rigidity of the two longitudinal beams is improved, and the strength and the integral torsion resistance of the safety frame are greatly improved. The bottom of the fuel tank can be fixedly connected with the extension beam through the extension beam mounting part, and meanwhile, the main beam supports the whole fuel tank, so that the fixing strength of the fuel tank is improved.

Description

Tractor safety frame, fuel tank fixing structure and tractor

Technical Field

The utility model relates to the field of agricultural machinery, in particular to a tractor safety frame, a fuel tank fixing structure and a tractor.

Background Art

At present, the safety frame structure is A-shaped, including the main frame and the main crossbeam. The main frame is N-shaped, with two vertical longitudinal beams, and the main crossbeam is horizontally arranged, and the two ends are fixedly connected to the middle of the two longitudinal beams. The overall torsion resistance of the safety frame is not high, and the deformation is large after the vehicle rolls over, and the protection performance for members is limited.

Moreover, the fuel tank is usually fixed by a rear strap, and the bottom of the fuel tank is fixed by a main crossbeam, and the fixing strength of the fuel tank is relatively weak. When the fuel tank is full of fuel and the vehicle is in rapid acceleration and deceleration and bumpy conditions, the fuel tank is prone to greater shaking, and the fuel tank body is damaged by stress.

Utility Model Content

The technical problem to be solved by the utility model is how to increase the structural strength of the safety frame.

The utility model solves the above-mentioned technical problem with the following technical solution: a tractor safety frame, comprising a main frame body and a main crossbeam, wherein the main frame body has two vertically arranged longitudinal beams, the main crossbeam is horizontally arranged, and both ends are respectively fixedly connected to the two longitudinal beams, and further comprises an extension crossbeam, which is horizontally arranged, one end of the extension crossbeam is fixedly connected to the connection between the main crossbeam and the longitudinal beam, and the other end has an extension beam mounting portion.

The beneficial effect of the utility model is that an extension beam is added to one side of the main beam in the middle of the safety frame, which improves the supporting rigidity of the two longitudinal beams, greatly improving the strength and overall torsion resistance of the safety frame. The bottom of the fuel tank can be fixedly connected to the extension beam through the extension beam mounting part, and the main beam supports the entire fuel tank, thereby improving the fixing strength of the fuel tank.

On the basis of the above technical solution, the present invention can also be improved as follows.

Furthermore, a main beam mounting portion is provided in the middle portion of the main cross beam.

The beneficial effect of adopting the above further solution is that the middle part of the main cross beam is fixedly connected to the fuel tank through the main beam mounting part.

Furthermore, there are multiple extension beams, which are horizontally arranged in parallel with each other and perpendicular to the main beam, and are spaced apart along the length direction of the main beam.

Furthermore, there are two extension beams, which are respectively arranged at the two ends of the main beam, and one end of the two extension beams is respectively fixedly connected to the connection points of the two ends of the main beam and the longitudinal beam.

The beneficial effects of adopting the above further solution are: the tractor safety frame has a simple structure and the main crossbeam is balanced in force.

Furthermore, the tractor safety frame also includes two upper cross beams, which are located above the main cross beam, one end of the two upper cross beams is respectively fixedly connected to the two longitudinal beams, and the other end of the two upper cross beams extends horizontally to the top of the corresponding extension beams and has an upper beam connecting portion.

The beneficial effect of adopting the above further solution is that the upper cross beam is connected to the positioning tube through the upper beam connecting portion, and the positioning tube adopts a strap-type structure to fix the fuel tank, thereby increasing the installation reliability of the fuel tank.

The utility model also provides a fuel tank fixing structure, comprising a fuel tank and the tractor safety frame, wherein the fuel tank is located on the main cross beam, and the bottom of the fuel tank is fixedly connected to the extension cross beam through the extension beam mounting portion.

The beneficial effect is that the bottom of the fuel tank is fixedly connected to the extended cross beam through the extended beam mounting portion, and at the same time the main cross beam supports the entire fuel tank, thereby improving the fixing strength of the fuel tank.

Furthermore, the fuel tank fixing structure also includes a vibration-damping pad, which is sandwiched between the fuel tank and the extending crossbeam.

The beneficial effect of adopting the above further solution is that a vibration-damping pad is added between the fuel tank and the extended cross beam to reduce vibration and increase the friction of the fuel tank installation surface, making it less likely to slide relative to the fuel tank.

Furthermore, the bottom of the fuel tank is also fixedly connected to the main cross beam.

The beneficial effect of adopting the above further solution is that the bottom of the fuel tank is fixed at three points, and the connection structure is stable.

Furthermore, the fuel tank fixing structure also includes a positioning tube, a middle portion of the positioning tube is fixedly connected to the fuel tank, and two ends of the positioning tube are respectively fixedly connected to the two longitudinal beams.

The beneficial effect of adopting the above further solution is that the positioning tube adopts a strap-type structure to fix the fuel tank, thereby increasing the installation reliability of the fuel tank.

The utility model also provides a tractor, comprising the fuel tank fixing structure.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a front view of the fuel tank fixing structure of the utility model;

FIG2 is a left side view of the fuel tank fixing structure of the utility model;

FIG3 is a bottom view of the fuel tank fixing structure of the utility model;

FIG4 is a three-dimensional diagram of the fuel tank fixing structure of the utility model;

FIG. 5 is a partial enlarged view of point A of the fuel tank fixing structure in FIG. 4 .

In the accompanying drawings, the components represented by the reference numerals are listed as follows:

1. Main frame; 101. Longitudinal beam; 2. Main cross beam; 201. Main beam mounting portion; 3. Extension cross beam; 301. Extension beam mounting portion; 4. Upper cross beam; 401. Upper beam connecting portion; 5. Fuel tank; 6. Vibration damping pad; 7. Positioning tube.

DETAILED DESCRIPTION

The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

As shown in Figures 1 to 5, these are structural diagrams of a fuel tank 5 installed on a tractor safety frame, wherein the lower end of the main frame body 1 is used to be fixedly connected to the tractor frame or other components on the tractor, and the connection structure at the lower end of the main frame body 1 (not shown in the figures) can be implemented using an existing connection structure, for example, a bolt connection hole is provided at the lower end of the main frame body 1, and the connection bolts pass through the bolt connection holes at the lower end of the main frame body 1 and are fixed to the frame.

As shown in Figures 1 to 5, this embodiment provides a tractor safety frame, including a main frame body 1 and a main beam 2, the main frame body 1 has two vertically arranged longitudinal beams 101, the main beam 2 is horizontally arranged, and both ends are fixedly connected to the two longitudinal beams 101 respectively, and also includes an extension beam 3, the extension beam 3 is horizontally arranged, one end of the extension beam 3 is fixedly connected to the connection between the main beam 2 and the longitudinal beam 101, and the other end has an extension beam mounting portion 301.

An extension beam 3 is added to one side of the main beam 2 in the middle of the safety frame to improve the support rigidity of the two longitudinal beams 101, greatly improving the strength and overall torsion resistance of the safety frame. The bottom of the fuel tank can be fixedly connected to the extension beam 3 through the extension beam mounting portion 301, and the main beam 2 supports the entire fuel tank, thereby improving the fixing strength of the fuel tank.

Specifically, the main frame 1 includes a top cross beam and two longitudinal beams 101 , and both ends of the top cross beam are respectively integrally formed with the upper ends of the two longitudinal beams 101 to form an N-shaped main frame 1 .

The connection between the extension beam 3, the main beam 2 and the longitudinal beam 101 is welded or integrally formed.

Optionally, the extension beam mounting portion 301 is a through hole, a threaded hole or a screw. In one specific example, the extension beam mounting portion 301 is a through hole, and after the bolt passes through the fuel tank 5 and the extension beam mounting portion 301, it is threadedly connected with a nut to fix the fuel tank 5.

Based on any of the above solutions, a main beam mounting portion 201 is provided in the middle of the main beam 2 .

The middle portion of the main cross beam 2 is fixedly connected to the fuel tank 5 via the main beam mounting portion 201 .

Optionally, the main beam mounting portion 201 is a through hole, a threaded hole or a screw. In one specific example, the main beam mounting portion 201 is a through hole, and after the bolt passes through the fuel tank 5 and the main beam mounting portion 201, it is threadedly connected with a nut to fix the fuel tank 5.

Based on any of the above schemes, there are multiple extension beams 3, and the multiple extension beams 3 are horizontally arranged in parallel with each other and perpendicular to the main beam 2, and are spaced apart along the length direction of the main beam 2.

Based on any of the above schemes, there are two extension beams 3, and the two extension beams 3 are respectively arranged at the two ends of the main beam 2, and one end of the two extension beams 3 is respectively fixedly connected to the connection between the two ends of the main beam 2 and the longitudinal beam 101.

The tractor safety frame has a simple structure and the main cross beam 2 is balanced in force.

On the basis of any of the above schemes, the tractor safety frame also includes two upper cross beams 4, which are located above the main cross beam 2, one end of the two upper cross beams 4 is respectively fixedly connected to the two longitudinal beams 101, and the other end of the two upper cross beams 4 extends horizontally to the top of the corresponding extension beams 3 and has an upper beam connecting portion 401.

The upper cross beam 4 is connected to the positioning tube 7 via the upper beam connecting portion 401 . The positioning tube 7 fixes the fuel tank 5 with a shoulder strap structure, thereby increasing the installation reliability of the fuel tank 5 .

Specifically, the upper beam connection portion 401 is a through hole, a threaded hole or a screw. In one specific example, the upper beam connection portion 401 is a through hole, and after the bolt passes through the positioning tube 7 and the upper beam connection portion 401, it is threadedly connected with the nut to achieve the fixing of the positioning tube 7.

The utility model also provides a fuel tank fixing structure, comprising a fuel tank 5 and the tractor safety frame, wherein the fuel tank 5 is located on the main beam 2, and the bottom of the fuel tank 5 is fixedly connected to the extension beam 3 through the extension beam mounting portion 301.

The bottom of the fuel tank is fixedly connected to the extension beam 3 through the extension beam mounting portion 301, and the main beam 2 supports the entire fuel tank, thereby improving the fixing strength of the fuel tank.

On the basis of any of the above solutions, the fuel tank fixing structure further includes a vibration-damping pad 6 , and the vibration-damping pad 6 is sandwiched between the fuel tank 5 and the extending crossbeam 3 .

A vibration-damping pad 6 is added between the fuel tank 5 and the extended cross beam 3 to reduce vibration and increase the friction of the mounting surface of the fuel tank 5, so that it is not easy to slide relative to the fuel tank 5.

Specifically, the number of the vibration-damping pads 6 is the same as the number of the extending cross beams 3 , and they are arranged in a one-to-one correspondence.

In one specific embodiment, the vibration damping pad 6 is made of a 5 mm thick nitrile rubber plate.

Based on any of the above solutions, the bottom of the fuel tank 5 is also fixedly connected to the main cross beam 2 .

The bottom of the fuel tank 5 is fixed at three points, and the connection structure is stable.

Specifically, the bottom of the fuel tank 5 is fixedly connected to the main cross beam 2 via the main beam mounting portion 201 .

On the basis of any of the above solutions, the fuel tank fixing structure further includes a positioning tube 7 , the middle portion of the positioning tube 7 is fixedly connected to the fuel tank 5 , and both ends of the positioning tube 7 are fixedly connected to the two longitudinal beams 101 , respectively.

The positioning tube 7 fixes the fuel tank 5 with a shoulder strap structure, thereby increasing the installation reliability of the fuel tank 5 .

Specifically, two ends of the positioning tube 7 are fixedly connected to the two upper cross beams 4 respectively.

Specifically, the middle portion of the positioning tube 7 has a plurality of connection points with the fuel tank 5 .

The utility model also provides a tractor, comprising the fuel tank fixing structure.

In the description of the present invention, it should be noted that the terms "upper" and "lower" etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the 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 may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a tractor safety frame, includes body frame (1) and main crossbeam (2), body frame (1) has two longerons (101) of vertical setting, main crossbeam (2) level sets up, and both ends respectively with two longeron (101) fixed connection, a serial communication port, still include extension crossbeam (3), extension crossbeam (3) level sets up, the one end of extension crossbeam (3) with junction fixed connection of main crossbeam (2) with longeron (101), the other end has extension beam installation department (301).

2. A tractor safety frame according to claim 1, characterized in that the main beam (2) has a main beam mounting portion (201) in the middle.

3. The tractor safety frame according to claim 1, wherein the plurality of extension beams (3) are horizontally arranged in parallel with each other, are perpendicular to the main beam (2), and are arranged at intervals along the length direction of the main beam (2).

4. A tractor safety frame according to claim 3, wherein the number of the extension beams (3) is two, the two extension beams (3) are respectively arranged at two ends of the main beam (2), and one ends of the two extension beams (3) are respectively and correspondingly fixedly connected with the joints of the two ends of the main beam (2) and the longitudinal beam (101).

5. A tractor safety frame according to any one of claims 1-4, further comprising two upper cross beams (4), said upper cross beams (4) being located above said main cross beam (2), one ends of said upper cross beams (4) being fixedly connected to said longitudinal beams (101) respectively, and the other ends of said upper cross beams (4) extending horizontally to above the corresponding extension cross beams (3) respectively and having upper beam connecting portions (401).

6. A fuel tank fixing structure, characterized by comprising a fuel tank (5) and the tractor safety frame according to any one of claims 1-5, wherein the fuel tank (5) is located on the main beam (2), and the bottom of the fuel tank (5) is fixedly connected with the extension beam (3) through the extension beam mounting part (301).

7. A fuel tank securing structure according to claim 6, characterized by further comprising a vibration damping pad (6), said vibration damping pad (6) being sandwiched between said fuel tank (5) and said extension beam (3).

8. A fuel tank securing structure according to claim 6, characterized in that the bottom of the fuel tank (5) is also fixedly connected to the main beam (2).

9. A fuel tank fixing structure according to claim 6, further comprising a positioning tube (7), wherein the middle part of the positioning tube (7) is fixedly connected with the fuel tank (5), and both ends of the positioning tube (7) are fixedly connected with the two stringers (101), respectively.

10. A tractor comprising a fuel tank securing structure as claimed in any one of claims 6 to 9.