Rapid plugging structure for leaked oil at connection position of tubular electric heater and oil tank

Abstract

The utility model belongs to the field of oil tanks, and relates to a quick plugging structure for leaked oil at the connecting position of a tubular electric heater and an oil tank. Oil tank leakage can be quickly treated. According to the technical scheme, the device comprises a tubular electric heater base, a sealing washer and a blind plate. Wherein the tubular electric heater base comprises a flange and a binding post, at least one screw rod is removed between the flange and the oil tank wall, and the binding post is disconnected with the wire. The sealing washer comprises a groove, the outer diameter of the sealing washer is not smaller than the diameter of the flange, the sealing washer is arranged to be attached to the outer side of the flange, and the binding post is arranged in the space between the groove and the flange. The blind plate is attached to the sealing washer, a plurality of through holes are formed in the blind plate, the blind plate is fixedly connected with the flange through a screw rod, and the blind plate is configured to press the sealing washer and the flange to achieve sealing.

Description

Technical Field

[0001] The utility model belongs to the field of oil tanks and relates to a quick blocking structure for oil leakage at a connection position between a tubular electric heater and an oil tank. Background Art

[0002] Oil tanks are generally used in hydraulic systems and lubrication systems to store oil; oil leakage is the most difficult problem to deal with in oil tanks, especially bottom leakage, which is more troublesome to deal with. The tank body is mainly welded from steel plates, with various oil ports, instrument installation ports, tubular heater installation ports, etc. These accessories are strictly inspected before leaving the factory, and there will be no problems with the welding parts.

[0003] The leak point is on the electric heater at the bottom of the tank. The heating tube contacts the shield and burns through it. The oil enters the shield and leaks out of the tank through the gap of the terminal. Figure 1 As shown, the terminal 11 is installed on the flange 12, the flange 12 is fixedly connected to the oil tank wall, and the flange 12 and the terminal 11 are the tubular electric heater base 1. In this case, the hydraulic system needs to be shut down, the oil in the oil tank needs to be drained, and the shield and heater need to be replaced. The processing process is cumbersome and difficult. It takes a long time and affects normal production. Utility Model Content

[0004] In order to overcome the defects in the above-mentioned related technologies, the utility model proposes a quick sealing structure for oil leakage at the connection position between the tubular electric heater and the oil tank, which can quickly deal with oil tank leakage.

[0005] In some embodiments, a quick sealing structure for oil leakage at the connection position between a tubular electric heater and an oil tank comprises: a tubular electric heater base, a sealing gasket and a blind plate. The tubular electric heater base comprises: a flange, a terminal, at least one screw is removed between the flange and the oil tank wall, and the terminal is disconnected from the wire. The sealing gasket comprises a groove, the outer diameter of the sealing gasket is not less than the diameter of the flange, the sealing gasket is arranged in contact with the outside of the flange, and the terminal is arranged in the space between the groove and the flange. The blind plate fits the sealing gasket, and a plurality of through holes are arranged on the blind plate. The blind plate is fixedly connected to the flange by screws, and the blind plate is configured to press the sealing gasket and the flange to achieve sealing.

[0006] Preferably, the length of the terminal is less than or equal to 8 mm.

[0007] Preferably, six first through holes are arranged on the flange, a plurality of second through holes are arranged on the outer ring of the flange, the flange is fixedly connected to the tank wall by three screws, the plurality of second through holes are provided with internal threads, and the plurality of second through holes are evenly arranged circumferentially.

[0008] Preferably, the thickness of the sealing gasket is the sum of the length of the terminal and 5 mm.

[0009] Preferably, the sealing gasket is provided with a plurality of gasket through holes on the outer ring of the groove, and the inner diameter of the gasket through hole is smaller than the inner diameter of the second through hole.

[0010] The beneficial effects of the utility model are:

[0011] The utility model adopts a sealing gasket and a blind plate, and can add a sealing structure outside the tubular electric heater base to prevent the hydraulic oil entering the tubular electric heater from leaking from the electric heater terminal. It has the advantages of quick processing, no need to shut down the hydraulic system, and can avoid the situation of emptying the hydraulic oil in the oil tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the related technologies, the drawings required for use in the embodiments or the related technical descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 This is a structural diagram of the background technology of the present utility model;

[0014] Figure 2 It is a structural diagram of the utility model;

[0015] Figure 3 It is a bottom view of the utility model. DETAILED DESCRIPTION

[0016] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0017] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0018] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more.

[0019] like Figure 1 and Figure 2 As shown, in some embodiments, the quick sealing structure for oil leakage at the connection position between the tubular electric heater and the oil tank comprises: a tubular electric heater base 1, a sealing gasket 2 and a blind plate 3. The tubular electric heater base 1 comprises: a flange 11, a terminal 12, at least one screw is removed between the flange 11 and the oil tank wall, and the terminal 12 is disconnected from the wire. The sealing gasket 2 comprises a groove, the outer diameter of the sealing gasket 2 is not less than the diameter of the flange 11, the sealing gasket 2 is arranged to fit the outer side of the flange 11, and the terminal 12 is arranged in the space between the groove and the flange 11. The blind plate 3 fits the sealing gasket 2, and a plurality of through holes are arranged on the blind plate 3. The blind plate 3 is fixedly connected to the flange 11 by screws, and the blind plate 3 is configured to press the sealing gasket 2 and the flange 11 to achieve sealing.

[0020] Removing at least one screw between the flange 11 and the oil tank wall can discharge the hydraulic oil inside the tubular electric heater, thereby preventing the hydraulic oil from accumulating inside the tubular electric heater when the sealing gasket 2 and the blind plate 3 are blocked, thereby preventing the internal pressure from being too high.

[0021] In addition, after the hydraulic oil in the tubular electric heater is discharged, the screw rod can be screwed again to fix the flange 11 to the oil tank wall.

[0022] Preferably, the length of the terminal 12 is less than or equal to 8 mm.

[0023] Preferably, six first through holes are provided on the flange 11, a plurality of second through holes are provided on the outer ring of the flange 11, the flange 11 is fixedly connected to the tank wall by three screws, the plurality of second through holes are provided with internal threads, and the plurality of second through holes are evenly arranged circumferentially.

[0024] Preferably, the thickness of the sealing gasket 2 is the sum of the length of the terminal 12 and 5 mm.

[0025] Preferably, the sealing gasket 2 is provided with a plurality of gasket through holes on the outer ring of the groove, and the inner diameter of the gasket through hole is smaller than the inner diameter of the second through hole.

[0026] The specific implementation process is as follows:

[0027] Cut off the six terminals 12 so that they are flush with the flange 11 surface, and the thickness of the sealing gasket 2 is 5 mm.

[0028] Remove the screws on the flange 11 at intervals to discharge the hydraulic oil accumulated in the space between the flange 11 and the oil tank.

[0029] The diameter of the sealing gasket 2 is 16 mm, and the sealing gasket 2 is attached to the flange 11.

[0030] The blind plate 3 is fitted onto the sealing gasket 2, and a screw is used to penetrate the blind plate 3, the gasket through hole and the second through hole, so that the blind plate 3 presses the sealing gasket 2 onto the flange 11, so that the sealing gasket 2 isolates the terminal 12 from the outside world and prevents the hydraulic oil from leaking from the terminal 12.

[0031] In the description of this specification, specific features, structures, materials or characteristics may be combined in an appropriate manner in any one or more embodiments or examples.

[0032] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited to this. Any changes or substitutions that can be easily thought of by technicians familiar with the technical field within the technical scope disclosed by the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A quick plugging structure for oil leakage at the connection position between a tubular electric heater and an oil tank, characterized in that: include: A tubular electric heater base, the tubular electric heater base comprising: a flange, a terminal, at least one screw is removed between the flange and the oil tank wall, and the terminal is disconnected from the wire; A sealing gasket, wherein the sealing gasket comprises a groove, the outer diameter of the sealing gasket is not less than the diameter of the flange, the sealing gasket is arranged in contact with the outer side of the flange, and the terminal is arranged in the space between the groove and the flange; A blind plate, wherein the blind plate fits the sealing gasket and is provided with a plurality of through holes. The blind plate is fixedly connected to the flange via screws, and the blind plate is configured to press the sealing gasket and the flange to achieve sealing.

2. The quick plugging structure for oil leakage at the connection position between the tubular electric heater and the oil tank according to claim 1 is characterized in that: The length of the terminal is less than or equal to 8 mm.

3. The quick plugging structure for oil leakage at the connection position between the tubular electric heater and the oil tank according to claim 2 is characterized in that: The flange is provided with six first through holes, the outer ring of the flange is provided with a plurality of second through holes, the flange is fixedly connected to the oil tank wall by three screws, the plurality of second through holes are provided with internal threads, and the plurality of second through holes are evenly arranged in a circle.

4. The quick plugging structure for oil leakage at the connection position between the tubular electric heater and the oil tank according to claim 3 is characterized in that: The thickness of the sealing gasket is the sum of the length of the terminal and 5 mm.

5. The quick plugging structure for oil leakage at the connection position between the tubular electric heater and the oil tank according to claim 4 is characterized in that: The sealing gasket is provided with a plurality of gasket through holes on the outer ring of the groove, and the inner diameter of the gasket through hole is smaller than the inner diameter of the second through hole.

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