Split welding type fuel tank fixing seat and engineering vehicle

Abstract

The utility model discloses a split welding type fuel tank fixing seat and an engineering vehicle. A flitch is welded on a side vertical surface of a longitudinal beam of a frame main body; the inner side face of the lower supporting plate is welded to the outer side vertical face of the flitch plate and extends outwards in the mode of being perpendicular to the outer side vertical face of the flitch plate. The bottom of the inclined supporting plate is welded to the outer side vertical face of the flitch plate and attached to the outer side face of the lower supporting plate to extend upwards in an inclined mode. The bottom surface of the mounting plate, the top surface of the lower supporting plate and the top of the inclined supporting plate are welded together, and a semicircular arc groove with an upward opening is formed in the mounting plate; the side supporting plate is welded between the side vertical surface of the mounting plate and the outer side vertical surface of the flitch plate; the cover plate is provided with semicircular grooves with downward openings, and after the cover plate is in butt joint with the mounting plate, the upper semicircular groove and the lower semicircular groove are aligned to form a circular through hole used for fixing an oil tank mounting shaft head. And the fastening part is used for fixing the mounting plate and the cover plate together. The utility model has the advantages of simple structure, low manufacturing cost, short production cycle and good strength and reliability.

Description

Technical Field

[0001] The utility model relates to a split welded oil tank fixing seat, belonging to the technical field of engineering vehicles. Background Art

[0002] Large-tonnage mining trucks are key equipment for mining and are specialized equipment for transporting ore or earth. They have the characteristics of heavy load and high working efficiency. They work in harsh environments and complex working conditions. The frame, as the base of the vehicle, carries the weight of other sub-components and cargo, and requires good strength and reliability. The fuel tank is suspended on the outside of the frame longitudinal beam and connected to the frame through the fuel tank fixing seat.

[0003] Existing mine car oil tank fixing seats are mostly made of castings, which have high manufacturing costs, long production cycles, and poor flexibility in shape and size. Summary of the invention

[0004] In view of the deficiencies in the prior art, the utility model provides a split welded oil tank fixing seat, which has a simple structure, low manufacturing cost, short production cycle, and meets good strength and reliability.

[0005] The utility model is implemented according to the following technical solutions:

[0006] In a first aspect, the utility model provides a split welded fuel tank fixing seat, comprising:

[0007] The plate is welded on the side elevation of the longitudinal beam of the main body of the frame;

[0008] The lower support plate has an inner side surface welded to the outer side surface of the plate and extends outward perpendicularly to the outer side surface of the plate;

[0009] The bottom of the inclined support plate is welded to the outer side of the plate and extends obliquely upward along the outer side of the lower support plate until it is aligned with the top surface of the lower support plate;

[0010] A mounting plate, the bottom surface of which is welded to the top surface of the lower support plate and the top of the inclined support plate, and the inner side surface of the mounting plate is welded to the outer vertical surface of the mounting plate, and the mounting plate is provided with a semicircular arc groove with an opening facing upward;

[0011] A side support plate, welded between the side elevation of the mounting plate and the outer side elevation of the mounting plate;

[0012] The cover plate is provided with a semicircular arc groove with an opening facing downwards, and after docking with the mounting plate, the upper and lower semicircular arc grooves are aligned to form a circular through hole for fixing the oil tank mounting shaft head;

[0013] Fastening components used to fix the mounting plate and the cover plate together.

[0014] In some embodiments, the lower support plate is a right-angled triangular plate. One right-angled side end face is welded together after being fitted to the outer vertical face of the attaching plate, another right-angled side end face is welded together after being fitted to the bottom face of the mounting plate, and the hypotenuse end face is welded together after being fitted to the inclined support plate.

[0015] In some embodiments, a notch for avoiding the transverse weld between the mounting plate and the attaching plate is provided at the right angle of the lower support plate.

[0016] In some embodiments, the side support plate is a right-angled triangular plate. Its two right-angled side end faces are welded together after being respectively fitted to the side vertical face of the mounting plate and the outer vertical face of the attaching plate.

[0017] In some embodiments, a notch for avoiding the longitudinal weld between the mounting plate and the attaching plate is provided at the right angle of the side support plate.

[0018] In some embodiments, on the top surfaces of the mounting plate on both sides of the semi-circular groove, a threaded hole extending vertically downward is respectively opened, and on the top surfaces of the cover plate on both sides of the semi-circular groove, a through hole extending vertically downward is respectively opened; after the cover plate and the mounting plate are butted, the through holes on both sides are aligned with the corresponding threaded holes, and the cover plate and the mounting plate are fixed together by two groups of fastening components.

[0019] In some embodiments, the fastening component is a bolt. The bolt passes through the through hole and is screwed into the threaded hole to fix the cover plate and the mounting plate together.

[0020] In some embodiments, after the cover plate and the mounting plate are butted, the outer vertical face of the cover plate and the outer vertical face of the mounting plate are in the same plane, and the front and rear vertical faces of the cover plate and the front and rear vertical faces of the mounting plate are in the same plane.

[0021] In some embodiments, at least one protrusion is provided on the top surface of the cover plate, and at least one groove corresponding to the at least one protrusion is provided on the bottom surface of the mounting plate. The quick and precise docking of the cover plate and the mounting plate is realized through the cooperation of the protrusion and the groove; alternatively, at least one groove is provided on the top surface of the cover plate, and at least one protrusion corresponding to the at least one groove is provided on the bottom surface of the mounting plate. The quick and precise docking of the cover plate and the mounting plate is realized through the cooperation of the protrusion and the groove.

[0022] In a second aspect, the present utility model provides an engineering vehicle, including a frame body longitudinal beam and a fuel tank. On both side vertical faces of the fuel tank, a symmetrically arranged mounting shaft head is respectively fixed. Two of the above-mentioned split-welded fuel tank fixing seats are fixed on the frame body longitudinal beam, and the two mounting shaft heads on both sides of the fuel tank are assembled on the two split-welded fuel tank fixing seats.

[0023] Advantages of the present utility model:

[0024] The split - welded fuel tank fixing seat provided by the utility model has the advantages of simple structure, low manufacturing cost, short production cycle, and good strength and reliability; the split - welded fuel tank fixing seat is convenient for welding and fixing to the frame main body, the mounting plate and the cover plate are fixed by a bolt group, the fuel tank is convenient to install, the labor intensity is reduced, and the work efficiency is improved.

[0025] The split - welded fuel tank fixing seat does not require a casting mold, and the shape and size of the support can be adjusted for different series of vehicle models to fix fuel tanks of different specifications, improving the design versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The drawings, as a part of the present utility model, are used to provide a further understanding of the present utility model. The schematic embodiments and descriptions thereof of the present utility model are used to explain the present utility model, but do not constitute an improper limitation to the present utility model. Obviously, the drawings described below are only some embodiments. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0027] In the drawings:

[0028] Figure 1 is a schematic structural diagram of a split - welded fuel tank fixing seat according to the present utility model;

[0029] Figure 2 is a schematic diagram of the mounting plate and its threaded holes according to the present utility model;

[0030] Figure 3 is a schematic diagram of the cover plate and its through - holes according to the present utility model;

[0031] Figure 4 is a schematic diagram of a split - welded fuel tank fixing seat according to the present utility model connected to the frame main body.

[0032] Reference numerals in the drawings: patch plate 1, side support plate 2, lower support plate 3, inclined support plate 4, mounting plate 5, cover plate 6, gasket 7, bolt 8, frame main body longitudinal beam 9, threaded hole 5 - 1, semi - circular arc groove 5 - 2, through - hole 6 - 1, semi - circular arc groove 6 - 2.

[0033] It should be noted that these drawings and text descriptions are not intended to limit the scope of the concept of the present utility model in any way, but to illustrate the concept of the present utility model to those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0034] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions in the embodiments with reference to the accompanying drawings in the embodiments of the present utility model. The following embodiments are used to illustrate the present utility model but are not intended to limit the scope of the present utility model.

[0035] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing 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 therefore should not be construed as a limitation to the present utility model.

[0036] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "connection", and "connection" 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 mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. 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.

[0037] As Figure 1 , Figure 2 , Figure 3 , Figure 4 shown, a split-welded fuel tank fixing seat includes a patch plate 1, side support plates 2, a lower support plate 3, inclined support plates 4, a mounting plate 5, and a cover plate 6; the patch plate 1 is welded to the side vertical surface of the longitudinal beam 9 of the vehicle frame main body; the inner side surface of the lower support plate 3 is welded to the outer side vertical surface of the patch plate 1 and extends perpendicularly outward from the outer side vertical surface of the patch plate 1; the bottom of the inclined support plate 4 is welded to the outer side vertical surface of the patch plate 1 and extends obliquely upward along the outer side surface of the lower support plate 3 until it extends to align with the top surface of the lower support plate 3; the bottom surface of the mounting plate 5 is welded together with the top surface of the lower support plate 3 and the top of the inclined support plate 4, and the inner side surface of the mounting plate 5 is welded to the outer side vertical surface of the patch plate 1. A semi-circular groove 5-2 with an upward opening is provided on the mounting plate 5; the side support plates 2 are welded between the side vertical surface of the mounting plate 5 and the outer side vertical surface of the patch plate 1; the cover plate 6 is provided with a semi-circular groove 6-2 with a downward opening. After being docked with the mounting plate 5, the upper and lower semi-circular grooves 5-2 and 6-2 are aligned to form a circular through-hole for fixing the fuel tank mounting shaft head; fastening components are used to fix the mounting plate 5 and the cover plate 6 together.

[0038] As can be seen from the above, the mounting plate 5 is welded and fixed to the upper part of the outer side of the attaching plate 1, and the lower support plate 3 is welded and fixed to the lower part of the outer side of the attaching plate 1 and is welded and fixed to the lower surface of the mounting plate 5 to support the mounting plate 5. The side support plate 2 is welded and fixed to the upper left part of the outer side of the attaching plate 1 and is welded and fixed to the left side surface of the mounting plate 5 to support the mounting plate 5. The inclined support plate 4 is welded and fixed together with the attaching plate 1, the lower support plate 3, and the mounting plate 5 to support the mounting plate 5. After the upper and lower semi-circular grooves 5-2 and 6-2 are aligned, a circular through-hole is formed to fix the mounting shaft heads at both ends of the fuel tank, and the fuel tank is suspended and installed and fixed on the outside of the longitudinal beam of the vehicle frame.

[0039] The following further explains the above-mentioned lower support plate.

[0040] Continue to refer to Figure 1 、 Figure 4 As shown, the lower support plate 3 is a right-angled triangular plate. One right-angled side end face is welded together after being fitted to the outer vertical face of the attaching plate 1, and the other right-angled side end face is welded together after being fitted to the bottom face of the mounting plate 5. The hypotenuse end face is welded together after being fitted to the inclined support plate 4.

[0041] For a further solution, continue to refer to Figure 1 As shown, a notch is provided at the right angle of the lower support plate 3 for avoiding the transverse weld between the mounting plate 5 and the attaching plate 1.

[0042] The following further explains the above-mentioned side support plate.

[0043] Continue to refer to Figure 1 、 Figure 4 As shown, the side support plate 2 is a right-angled triangular plate. The two right-angled side end faces are welded together after being respectively fitted to the side vertical face of the mounting plate 5 and the outer vertical face of the attaching plate 1.

[0044] For a further solution, continue to refer to Figure 1 As shown, a notch is provided at the right angle of the side support plate 2 for avoiding the longitudinal weld between the mounting plate 5 and the attaching plate 1.

[0045] The following further explains the connection relationship between the above-mentioned mounting plate and the cover plate.

[0046] As Figure 2 、 Figure 3 As shown, on the top surfaces of the mounting plate 5 on both sides of the semi-circular groove 5-2, a threaded hole 5-1 extending vertically downward is provided respectively, and on the top surfaces of the cover plate 6 on both sides of the semi-circular groove 6-2, a through-hole 6-1 extending vertically downward is provided respectively; after the cover plate 6 is docked with the mounting plate 5, the through-holes 6-1 on both sides are aligned with the corresponding threaded holes 5-1, and the cover plate 6 and the mounting plate 5 are fixed together by two sets of fastening components.

[0047] For a further solution, asFigure 1 , Figure 4 As shown in Figure 4 , the fastening components are bolts 8 and gaskets 7. After the bolts 8 pass through the through holes 6-1, they are tightened in the threaded holes 5-1 to fix the cover plate 6 and the mounting plate 5 together.

[0048] In a further solution, as Figure 1 , Figure 4 shown in Figure 4 , after the cover plate 6 and the mounting plate 5 are butted, the outer side surfaces of the cover plate 6 and the outer side surfaces of the mounting plate 5 are in the same plane, and the front and rear side surfaces of the cover plate 6 and the front and rear side surfaces of the mounting plate 5 are all in the same plane.

[0049] In a further solution, at least one protrusion is provided on the top surface of the cover plate 6, and at least one groove corresponding to the at least one protrusion is provided on the bottom surface of the mounting plate 5. The cover plate 6 and the mounting plate 5 are quickly and accurately butted through the cooperation of the protrusion and the groove; or, at least one groove is provided on the top surface of the cover plate 6, and at least one protrusion corresponding to the at least one groove is provided on the bottom surface of the mounting plate 5. The cover plate 6 and the mounting plate 5 are quickly and accurately butted through the cooperation of the protrusion and the groove.

[0050] In summary, a split welded fuel tank fixing seat provided by the present utility model has the advantages of simple structure, low manufacturing cost, short production cycle, and good strength and reliability; the split welded fuel tank fixing seat is convenient for welding and fixing to the frame main body, the mounting plate and the cover plate are fixed by a bolt group, the fuel tank is convenient to install, the labor intensity is reduced, and the work efficiency is improved. The split welded fuel tank fixing seat does not require a casting mold, and the shape and size of the support can be adjusted for different series of vehicle models to fix fuel tanks of different specifications, improving the design versatility.

[0051] Next, the engineering vehicle provided by the present utility model will be described. The engineering vehicle described below can be mutually corresponding and referred to the split welded fuel tank fixing seat described above.

[0052] An engineering vehicle provided by the present utility model includes a frame main body longitudinal beam and a fuel tank. A symmetrically arranged mounting shaft head is fixed on each of the two side surfaces of the fuel tank, and two of the above-mentioned split welded fuel tank fixing seats are fixed on the frame main body longitudinal beam. The two mounting shaft heads on both sides of the fuel tank are assembled on the two split welded fuel tank fixing seats.

[0053] The beneficial effects achieved by the engineering vehicle provided by the present utility model are the same as those achieved by the split welded fuel tank fixing seat provided by the present utility model, so they will not be elaborated here.

[0054] It should be noted that the above-mentioned engineering vehicle can be a mining truck.

[0055] In the specification provided herein, a large number of specific details are set forth. However, it will be understood that embodiments of the present invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail so as not to obscure the understanding of this specification.

[0056] In addition, those skilled in the art will understand that although some embodiments described herein include certain features contained in other embodiments rather than other features, the combinations of the features of different embodiments are also meant to be within the scope of protection of the present invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use them in a combined manner according to the known technical solutions and the technical problems to be solved by this application.

[0057] The above are only the preferred embodiments of the present invention, and do not impose any form of limitation on the present invention. Although the present invention has been disclosed above with the preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art of this patent, without departing from the scope of the technical solution of the present invention, can make some changes or modifications using the technical content prompted above into equivalent embodiments of equivalent changes. However, as long as it does not depart from the content of the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A split-welded fuel tank fixing seat, characterized in that, Comprising: A mounting plate, welded to the side vertical surface of the longitudinal beam of the vehicle frame main body; A lower support plate, whose inner side surface is welded to the outer side vertical surface of the mounting plate and extends outward perpendicular to the outer side vertical surface of the mounting plate; An inclined support plate, whose bottom is welded to the outer side vertical surface of the mounting plate and extends obliquely upward along the outer side surface of the lower support plate until it extends to align with the top surface of the lower support plate; A mounting plate, whose bottom surface is welded together with the top surface of the lower support plate and the top of the inclined support plate, and the inner side surface of the mounting plate is welded to the outer side vertical surface of the mounting plate. A semi-circular groove with an upward opening is provided on the mounting plate; A side support plate, welded between the side vertical surface of the mounting plate and the outer side vertical surface of the mounting plate; A cover plate, provided with a semi-circular groove with a downward opening. After being docked with the mounting plate, the upper and lower semi-circular grooves are aligned to form a circular through-hole for fixing the fuel tank mounting shaft head; A fastening component, used to fix the mounting plate and the cover plate together.

2. The split-welded fuel tank fixing seat according to claim 1, wherein: The lower support plate is a right-angled triangular plate. One right-angled side end surface is welded together after being fitted to the outer side vertical surface of the mounting plate, the other right-angled side end surface is welded together after being fitted to the bottom surface of the mounting plate, and the hypotenuse end surface is welded together after being fitted to the inclined support plate.

3. The split-welded fuel tank fixing seat according to claim 2, wherein: A notch for avoiding the transverse weld between the mounting plate and the mounting plate is provided at the right angle of the lower support plate.

4. The split-welded fuel tank fixing seat according to claim 1, wherein: The side support plate is a right-angled triangular plate. The two right-angled side end surfaces are respectively welded together after being fitted to the side vertical surface of the mounting plate and the outer side vertical surface of the mounting plate.

5. The split-welded fuel tank fixing seat according to claim 4, wherein: A notch for avoiding the longitudinal weld between the mounting plate and the mounting plate is provided at the right angle of the side support plate.

6. The split-welded fuel tank fixing seat according to claim 1, wherein: Threaded holes extending vertically downward are respectively provided on the top surfaces of the mounting plate on both sides of the semi-circular groove, and through-holes extending vertically downward are respectively provided on the top surfaces of the cover plate on both sides of the semi-circular groove; After the cover plate is docked with the mounting plate, the through-holes on both sides are aligned with the corresponding threaded holes, and the cover plate and the mounting plate are fixed together by two sets of fastening components.

7. The split-welded fuel tank fixing seat according to claim 6, wherein: The fastening component is a bolt. The bolt passes through the through-hole and is screwed into the threaded hole to fix the cover plate and the mounting plate together.

8. The split-welded fuel tank fixing seat according to claim 1, wherein: After the cover plate is docked with the mounting plate, the outer side vertical surface of the cover plate and the outer side vertical surface of the mounting plate are in the same plane, and the front and rear side vertical surfaces of the cover plate and the front and rear side vertical surfaces of the mounting plate are in the same plane.

9. The split-welded fuel tank fixing seat according to claim 1, wherein: At least one protrusion is provided on the top surface of the cover plate, and grooves corresponding to the at least one protrusion one by one are provided on the bottom surface of the mounting plate. The quick and precise docking of the cover plate and the mounting plate is realized through the cooperation of the protrusion and the groove; Alternatively, at least one groove is provided on the top surface of the cover plate, and protrusions corresponding to the at least one groove one by one are provided on the bottom surface of the mounting plate. The quick and precise docking of the cover plate and the mounting plate is realized through the cooperation of the protrusion and the groove.

10. An engineering vehicle, comprising a frame main body longitudinal beam and a fuel tank, wherein symmetrically arranged mounting shaft heads are respectively fixed on two side elevations of the fuel tank, and it is characterized in that: Two split-welded fuel tank fixing seats according to any one of claims 1 to 9 are fixed on the frame main body longitudinal beam, and the two mounting shaft heads on both sides of the fuel tank are assembled on the two split-welded fuel tank fixing seats.

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