Improved oil tank

Abstract

The utility model provides an improved oil tank which comprises a first tank body and a second tank body, a mounting hole penetrating through the first tank body is formed in the first tank body, and the second tank body is assembled on the mounting hole; and a connecting pipeline communicated with the first box body is assembled outside the second box body. The improved oil tank has the advantages that the improved oil tank is matched with the primary and secondary oil tanks, the primary oil tank is arranged outside the first tank body, the secondary oil tank is arranged inside the second tank body, and the prefill valve is mounted at the bottom of the second tank body; when the prefill valve breaks down, oil in the second box body is pumped into the first box body through the connecting pipeline to be stored, then the fastening piece of the prefill valve is disassembled through the auxiliary hole of the hollow supporting piece, and finally the whole sub oil tank is disassembled, so that the maintenance intensity of the prefill valve is greatly reduced, and the maintenance time is shortened; and leakage and waste of hydraulic oil are reduced to the maximum extent, so that the surrounding environment is prevented from being polluted.

Description

[Technical field]

[0001] The utility model relates to the field of oil tanks, in particular to an improved oil tank. [Background technology]

[0002] Attached Figure 1 It is an old-style oil tank, and the filling valve is installed in the hydraulic oil tank 1'. The filling valve is a hydraulically controlled one-way valve, which stops flow in one direction and flows freely in the other direction. Once the filling valve fails, it is necessary to first drain all the oil in the oil tank 1', and then enter the oil tank 1' to remove the fasteners, and then the filling valve can be removed. The maintenance intensity is high, the maintenance time is long, and the hydraulic oil is easy to leak, causing pollution and waste to the surrounding environment.

[0003] In view of this, the inventor of this case conducted in-depth research on the above-mentioned issues, which led to the emergence of this case. [Contents of the utility model]

[0004] The utility model provides an improved oil tank with a parent-child oil tank and convenient for repairing a filling valve, which can reduce the leakage and waste of hydraulic oil to the maximum extent and avoid environmental pollution.

[0005] The utility model is implemented as follows: an improved oil tank comprises a first box body and a second box body, wherein the first box body is formed with a mounting hole penetrating the first box body, and the second box body is assembled on the mounting hole; and the second box body is externally assembled with a connecting pipe communicating with the first box body.

[0006] Furthermore, the connecting pipeline includes an oil inlet pipeline and an oil outlet pipeline.

[0007] Furthermore, a first switch valve is installed on the oil inlet pipeline, and a second switch valve is installed on the oil outlet pipeline.

[0008] Furthermore, the oil inlet pipeline and the oil outlet pipeline are both detachably connected to the second box body.

[0009] Furthermore, the installation hole passes through the first box body and is located in the middle of the first box body, and a filling valve is installed at the bottom of the second box body.

[0010] Furthermore, a hollow support member is installed at the bottom of the first box body, and the hollow support member covers the outlet of the mounting hole; and a plurality of process holes are formed on the peripheral surface of the hollow support member.

[0011] Furthermore, a reinforcement block is provided between the outer wall of the hollow support member and the bottom surface of the first box body.

[0012] The advantages of the utility model are: the improved oil tank adopts the form of a parent-child oil tank combination, the first box body is a mother oil tank arranged outside, the second box body is a sub-oil tank arranged inside, and the filling valve is detachably installed at the bottom of the second box body; when the filling valve fails, the oil in the second box body is first pumped into the first box body through the connecting pipe for storage, and then the filling valve is directly repaired through the process hole of the hollow support member, and the fasteners between the filling valve and the second box body can also be removed, and finally the sub-oil tank is completely removed, which greatly reduces the maintenance intensity and shortens the maintenance time of the filling valve, and minimizes the leakage and waste of hydraulic oil, thereby avoiding pollution of the surrounding environment.

Brief Description of the Drawings

[0013] The present invention will be further described below in conjunction with the embodiments with reference to the accompanying drawings.

[0014] Figure 1 It is a structural schematic diagram of an old-style fuel tank in the prior art.

[0015] Figure 2 It is a structural schematic diagram of the improved oil tank in the utility model.

[0016] Figure 3 It is a schematic diagram of the connection structure between the first box body and the second box body in the utility model.

[0017] Figure 4 It is a structural schematic diagram of the first box body in the utility model.

[0018] Figure 5 It is a schematic diagram of the connection structure between the second box body and the filling valve in the utility model.

[0019] Hydraulic oil tank 1', improved oil tank 100, first box body 1, second box body 2, mounting hole 3, connecting pipe 4, oil inlet pipe 41, oil outlet pipe 42, filling valve 5, hollow support 6, process hole 61, reinforcement block 62, bolt assembly 7. [Specific implementation method]

[0020] In order to better understand the technical solution of the present invention, the technical solution of the present invention will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0021] It should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing these embodiments and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. In addition, the terms "first", "second", etc., etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features.

[0022] See also Figures 2 to 5 As shown, the utility model provides an improved oil tank 100, comprising a first box body 1 and a second box body 2, wherein the first box body 1 is formed with a mounting hole 3 penetrating the first box body 1, and the second box body 2 is mounted on the mounting hole 3; the second box body 2 is externally equipped with a connecting pipe 4 connected to the first box body 1. The improved oil tank 100 of the utility model can be applied to, but not limited to, a drive assembly, for example, the oil tank supplies oil to the drive assembly, and the drive assembly can drive a mold or other entity to rise or fall or move horizontally.

[0023] The improved oil tank 100 of the utility model adopts the form of a mother-and-child oil tank combination, the first box body 1 is a mother oil tank arranged outside, the second box body 2 is a sub-oil tank arranged inside, and the filling valve 5 is detachably installed at the bottom of the second box body 2; when the filling valve 5 fails, the oil in the second box body 2 is first pumped into the first box body 1 through the connecting pipe 4 for storage, and then the filling valve 5 is directly repaired through the process hole 61 of the hollow support member 6, and the fasteners between the filling valve 5 and the second box body 2 can also be removed, and finally the sub-oil tank is completely removed, which greatly reduces the maintenance intensity and shortens the maintenance time of the filling valve 5, and minimizes the leakage and waste of hydraulic oil, thereby avoiding pollution of the surrounding environment.

[0024] In the present utility model, the connecting pipeline 4 includes an oil inlet pipeline 41 and an oil outlet pipeline 42; a first switch valve is installed on the oil inlet pipeline 41, and a second switch valve is installed on the oil outlet pipeline 42. The first switch valve is opened, the second switch valve is closed, and the second tank 2 receives oil from the first tank 1 through the oil inlet pipeline 41. When the second tank 2 needs to be disassembled, the first switch valve is closed first, and then the second switch valve is opened to draw the remaining oil in the second tank 2 back into the first tank 1, which can avoid oil waste, and finally the second switch valve is closed, and then the second oil tank is disassembled.

[0025] In the present invention, the oil inlet pipe 41 and the oil outlet pipe 42 are both detachably connected to the second housing 2 via a bolt assembly 7. When the second housing 2 is disassembled after draining the oil, the bolt assembly 7 is unscrewed and the second housing 2 is taken out of the mounting hole 3.

[0026] In the utility model, the mounting hole 3 passes through the first box body 1 and is located in the middle of the first box body 1. A filling valve 5 is installed at the bottom of the second box body 2. For the convenience of maintenance, the filling valve 5 and the second box body 2 are detachably connected.

[0027] In the utility model, a hollow support member 6 is installed at the bottom of the first box body 1, and the hollow support member 6 plays a supporting and connecting role. The cross-sectional area of ​​the hollow support member 6 covers the outlet of the mounting hole 3; a plurality of process holes 61 are formed on the circumferential surface of the hollow support member 6, and the process holes 61 are designed to observe the filling valve 5 and can also be used for directly repairing the filling valve 5.

[0028] In the present invention, in order to improve the connection stability between the first box body 1 and the hollow support member 6, a reinforcement block 62 is provided between the outer wall of the hollow support member 6 and the bottom surface of the first box body 1. There are multiple reinforcement blocks 62, which are distributed in an annular manner outside the hollow support member 6. Multiple reinforcement blocks 62 are distributed at equal intervals, so that the connection force points between the first box body 1 and the hollow support member 6 are more uniform.

[0029] In the present invention, the first box body 1 is a square box body, the second box body 2 is a cylindrical box body, and the mounting hole 3 is a circular groove.

[0030] Although the specific implementation methods of the present invention are described above, those skilled in the art should understand that the specific embodiments described are only illustrative and are not intended to limit the scope of the present invention. Equivalent modifications and changes made by those skilled in the art in accordance with the spirit of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. An improved fuel tank, characterized in that: It comprises a first box body and a second box body, wherein the first box body is formed with a mounting hole penetrating the first box body, and the second box body is assembled on the mounting hole; and the outer part of the second box body is assembled with a connecting pipe communicating with the first box body.

2. The improved fuel tank according to claim 1, characterized in that: The connecting pipeline includes an oil inlet pipeline and an oil outlet pipeline.

3. The improved fuel tank according to claim 2, characterized in that: A first switch valve is installed on the oil inlet pipeline, and a second switch valve is installed on the oil outlet pipeline.

4. The improved fuel tank as claimed in claim 3, characterized in that: The oil inlet pipeline and the oil outlet pipeline are both detachably connected to the second box body.

5. The improved fuel tank according to claim 4, characterized in that: The installation hole passes through the first box body and is located in the middle of the first box body, and a filling valve is installed at the bottom of the second box body.

6. The improved fuel tank as claimed in claim 5, characterized in that: A hollow support member is installed at the bottom of the first box body, and the hollow support member covers the outlet of the mounting hole; and a plurality of process holes are formed on the peripheral surface of the hollow support member.

7. The improved fuel tank according to claim 6, characterized in that: A reinforcement block is provided between the outer wall of the hollow support member and the bottom surface of the first box body.

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