Oil tank of small rotational molding agricultural machine

The agricultural machinery fuel tank manufactured using a small-scale rotational molding process solves the problems of low strength of the filling port and insufficient space utilization, thereby improving the strength of the filling port and increasing the fuel storage capacity, thus extending the service life of agricultural machinery.

CN223574201UActive Publication Date: 2025-11-21QINGDAO ROTOTECH YILI AUTOMOBILE PLASTIC PROD CO LTD
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Patent Information

Application Number
CN202423165690.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-22
Publication Date
2025-11-21
Estimated Expiration
2034-12-22

AI Technical Summary

Technical Problem

The existing fuel tank filling port of agricultural machinery has low strength and insufficient space utilization, which affects the amount of fuel stored.

Method used

The fuel tank is manufactured using a small-scale rotational molding process. The filling port is designed with a diamond-shaped bottom and a round top structure. The fuel tank body is equipped with features such as a quick-connect suction pipe, a quick-connect vent connector, a clamp fixing hole, an interference avoidance groove, a toolbox fixing groove, and a fuel pipe slot. Polyethylene material is used to improve the strength of the filling port and the fuel tank volume.

Benefits of technology

The strength of the filling port has been enhanced, and the space has been fully utilized to increase the fuel storage capacity, thereby extending the service life of the agricultural machinery.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the field of oil tanks, and particularly relates to a small rotational molding agricultural machine oil tank which comprises an oil tank body. The oil tank further comprises a filling port, the filling port is formed in the top of the oil tank body, the bottom of the filling port is of a rhombic structure, and the top end of the filling port is of a circular structure. The oil tank comprises an oil tank body and further comprises a quick-insertion suction oil return pipe, the quick-insertion suction oil return pipe is installed in the oil tank body and extends to the outside of the oil tank body, and a quick-insertion connector is installed at the top end of the quick-insertion suction oil return pipe. The overall design attractiveness of the product and the strength of the filling port are improved through square and round combination.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the field of oil tank, concretely is a small -size rotational moulding agricultural machine oil tank. BACKGROUND

[0002] The agricultural machine oil tank is an important component for storing fuel in agricultural machinery, which is usually installed at a proper position of the agricultural machine to provide continuous fuel supply for the engine.

[0003] The agricultural machine oil tank is usually made of metal or plastic. The metal oil tank has the characteristics of high strength, corrosion resistance, etc., but the weight is relatively large; the plastic oil tank has the advantages of light weight, easy processing, corrosion resistance, etc. The structure of the agricultural machine oil tank usually includes an oil tank body, an oil tank cover, a fuel filter interface, a fuel pump interface and the like. The oil tank body is used for storing fuel, and the oil tank cover is used for sealing the oil tank and preventing fuel evaporation.

[0004] However, the strength of the oil tank filler of the prior art is low; therefore, a small -size rotational moulding agricultural machine oil tank is proposed for the above problems. INVENTION CONTENTS

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem proposed in the background art, the utility model provides a small -size rotational moulding agricultural machine oil tank.

[0006] The technical scheme adopted by the utility model to solve its technical problems is: the utility model discloses a small -size rotational moulding agricultural machine oil tank, which comprises an oil tank body; further comprising a filling port, the filling port is arranged at the top of the oil tank body, the bottom of the filling port is arranged in a rhombic structure, and the top of the filling port is arranged in a circular structure;Further comprising a quick plug suction oil pipe, the quick plug suction oil pipe is installed inside the oil tank body, and the quick plug suction oil pipe extends to the outside of the oil tank body, and the top of the quick plug suction oil pipe is provided with a quick plug connector.

[0007] Preferably, the quick plug exhaust connector is installed on the top of the oil tank body.

[0008] Preferably, the oil tank body further comprises a strap fixing hole and a fixing strap, the strap fixing hole is arranged on the oil tank body, and a fixing member for fixing the fixing strap is pre-embedded in the strap fixing hole.

[0009] Preferably, the side surface of the oil tank body is rotational moulded with an interference avoidance groove. The interference avoidance shape is increased and the aesthetic design is carried out.

[0010] Preferably, the top of the oil tank body is rotational moulded with a tool box fixing groove, and the tool box fixing groove can fix the tool box.

[0011] Preferably, the side surface of the oil tank body is rotational moulded with an oil pipe clamping groove.

[0012] Preferably, the side of the oil tank body is roll molded with a fixing clamping groove.

[0013] Preferably, the oil tank body is made of polyethylene roll molding.

[0014] The utility model discloses the beneficial effect lies in:

[0015] 1. The utility model discloses a filling opening adopts the structure of the bottom being rhombic and the upper end being circular, and the overall design of the product and the strength of the filling opening are increased through the combination of square and circle.

[0016] 2. The utility model discloses an oil tank is processed through the roll molding process, makes the fuel tank shape to yield space position, fully utilizes the remaining space, makes the fuel tank volume expand, improves the storage capacity of fuel, increases the use time of agricultural machinery. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0018] Figure 1 It is the structural schematic diagram of the utility model;

[0019] Figure 2 It is the oil tank body structure schematic diagram of the utility model;

[0020] Figure 3 It is the rear view structure schematic diagram of the oil tank body of the utility model;

[0021] Figure 4 It is the oil pipe clamping groove structure schematic diagram of the utility model.

[0022] In the drawing: 12, oil tank body;13, filling opening;14, quick plug suction oil pipe;2, quick plug exhaust joint;31, fixed hoop belt;32, hoop belt fixed hole;4, interference avoidance groove;5, tool box fixed groove;6, oil pipe clamping groove;7, fixed clamping groove. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiment of the utility model will be clearly and completely described in the following by combining the drawings in the embodiment of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skilled person in the art without making the creative labor belong to the scope of protection of the utility model.

[0024] The specific embodiments are given below.

[0025] Please refer to Figures 1-4 As shown in the figure, a small plastic agricultural oil tank, comprising an oil tank body 12; further comprising a filling port 13, the filling port 13 is provided at the top of the oil tank body 12, the bottom of the filling port 13 is provided in a diamond structure, the top end of the filling port 13 is provided in a circular structure; further comprising a quick plug suction oil pipe 14, the quick plug suction oil pipe 14 is installed inside the oil tank body 12, and the quick plug suction oil pipe 14 extends to the outside of the oil tank body 12, the top end of the quick plug suction oil pipe 14 is provided with a quick plug connector, the oil tank body 12 is made of polyethylene plastic, the combination of square and round increases the overall design of the product and the strength of the filling port, the quick plug suction oil pipe 14 is provided with a quick plug connector, which facilitates the quick installation of the oil pipe of the oil supply system;

[0026] The oil tank in the application is processed by a plastic rolling process. Because the process method for manufacturing a plastic fuel tank is different from that of a metal fuel tank, a one-time plastic rolling forming can be used to make a complex-shaped special-shaped fuel tank. Therefore, under the condition that the overall arrangement of the agricultural machine has been determined, the shape of the fuel tank can be adjusted to the space position, the remaining space can be fully utilized, the volume of the fuel tank can be expanded, the storage capacity of the fuel can be increased, and the use time of the agricultural machine can be increased.

[0027] Further, it further comprises a band fixing hole 32 and a fixing band 31, the band fixing hole 32 is provided on the oil tank body 12, and a fixing member for fixing the fixing band 31 is pre-embedded in the band fixing hole 32; during installation and use, the oil tank body 12 is provided with the fixing band 31 outside, which is fixed to the oil tank by three M10 bolts and pads, the fixing member is a large-torque M10 insert, which is used for band fixing.

[0028] Further, the side surface of the oil tank body 12 is roll-formed with an interference-avoiding groove 4. The interference-avoiding groove is designed to increase the appearance.

[0029] Further, the top of the oil tank body 12 is roll-formed with a tool box fixing groove 5, and the tool box fixing groove 5 can fix the tool box.

[0030] During use, the tool box fixing groove 5 is roll-formed on the top of the oil tank body 12, which saves the arrangement of external fixing points of the tool box.

[0031] Further, the side surface of the oil tank body 12 is roll-formed with an oil pipe clamping groove 6. The oil pipe clamping groove 6 is roll-formed on the oil tank, which facilitates the fixing of the oil pipe of the oil supply system and saves the arrangement of external fixing points.

[0032] Further, the side of the oil tank body 12 is rotomolded with a fixing clamping groove 7.

[0033] In the description of the present specification, the description referring to the terms "one embodiment", "an example", "a specific example" and the like 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 application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The basic principle, main features and advantages of the present application have been shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A small rotomolded agricultural machinery fuel tank, comprising a fuel tank body (12); characterized in that: It also includes a filling port (13), which is located on the top of the tank body (12). The bottom of the filling port (13) is a diamond-shaped structure, and the top of the filling port (13) is a circular structure. It also includes a quick-connect suction pipe (14), which is installed inside the oil tank body (12) and extends to the outside of the oil tank body (12). A quick-connect connector is installed at the top of the quick-connect suction pipe (14).

2. The small rotationally molded agricultural machinery fuel tank according to claim 1, characterized in that: It also includes a quick-connect vent connector (2), which is installed on top of the fuel tank body (12).

3. A small rotomolded agricultural machinery fuel tank according to claim 1, characterized in that: It also includes a band fixing hole (32) and a fixing band (31). The band fixing hole (32) is set on the tank body (12), and a fixing member for fixing the fixing band (31) is pre-embedded in the band fixing hole (32).

4. A small rotomolded agricultural machinery fuel tank according to claim 1, characterized in that: The side of the fuel tank body (12) is formed by rotational molding and has an interference avoidance groove (4).

5. A small rotomolded agricultural machinery fuel tank according to claim 1, characterized in that: The top of the oil tank body (12) is rotomolded with a toolbox fixing groove (5), which can fix the toolbox.

6. A small rotomolded agricultural machinery fuel tank according to claim 1, characterized in that: The side of the oil tank body (12) is rotomolded with an oil pipe groove (6).

7. A small rotomolded agricultural machinery fuel tank according to claim 1, characterized in that: The side of the fuel tank body (12) is formed by rotational molding and has a fixing groove (7).

8. A small rotomolded agricultural machinery fuel tank according to claim 1, characterized in that: The tank body (12) is made of polyethylene rotational molding.