Device for efficiently recycling oil gas of storage tank

Abstract

The utility model relates to a device for efficiently recycling oil gas of a storage tank. An arc-shaped pressing plate (24); a guide rod (26) is arranged in the barrel body (10) in the radial direction of the barrel body (10), and the arc-shaped extrusion plate (24) can slide along the guide rod (26); oil gas of the storage tank enters the barrel (10) through the gas inlet (12) and enters the barrel-shaped sponge (23) through gaps (25) between the adjacent arc-shaped extrusion plates (24), and meanwhile the temperature control assembly (11) conducts refrigeration to promote condensation of the oil gas so as to achieve adsorption and collection of the condensed oil gas. After a period of use, the arc-shaped extrusion plate (24) is controlled to slide along the guide rod (26) so as to extrude the cylindrical sponge (23), condensed oil gas in the cylindrical sponge (23) is collected in the liquid collecting pipe (22) through the bottom groove (21), the adsorption capacity of the cylindrical sponge (23) is recovered, and recycling is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of oil and gas recovery, in particular to a device for efficiently recovering oil and gas from a storage tank. Background Art

[0002] Oil and gas recovery refers to the collection and treatment of gases emitted by oil and its products during processing, storage, transportation, loading and unloading, and use. This is done to prevent safety accidents, air pollution, and oil product losses caused by oil and gas volatilization, thereby improving energy utilization, reducing economic losses, and achieving substantial returns. A Chinese utility model patent with authorization announcement number CN221682832U discloses a novel oil and gas recovery device that uses a sponge-structured purification component to filter and intercept evaporated oil and gas, while simultaneously utilizing a temperature control component to achieve refrigeration to accelerate oil and gas condensation. However, after a period of use, the sponge structure's adsorption of liquid oil and gas reaches saturation, and the sponge structure's adsorption capacity decreases, making it inconvenient for recycling. Utility Model Content

[0003] The technical problem to be solved by the utility model is that after the existing oil and gas recovery device has been used for a period of time, the adsorption of liquid oil and gas by the sponge structure reaches saturation, the adsorption capacity of the sponge structure decreases, and it is not convenient for recycling.

[0004] In order to solve the above problems, the utility model provides a device for efficiently recovering oil and gas in a storage tank, a temperature control component is provided in the cylinder, an air inlet is provided at the lower end of the cylinder, an air outlet is provided on the side wall of the cylinder, a bottom groove is opened in the cylinder, a liquid collecting pipe connected to the bottom groove is provided outside the cylinder, a cylindrical sponge is provided in the bottom groove, a plurality of arc-shaped extrusion plates are provided at intervals along the circumference of the inner side of the cylindrical sponge, gaps are formed between adjacent arc-shaped extrusion plates, a guide rod is provided in the cylinder along its radial direction, and the arc-shaped extrusion plate can slide along the guide rod to squeeze the cylindrical sponge.

[0005] The device for efficiently recovering oil and gas from storage tanks provided by the utility model also has the following technical features:

[0006] A slider is provided at the upper end of the arc-shaped extrusion plate, a threaded hole is provided on the slider, a lead screw is provided in the cylinder body to rotate along its radial direction, and the lead screw is threadedly connected to the threaded hole; a guide hole corresponding to the guide rod is provided on the slider.

[0007] One end of the guide rod is connected to the cylinder, and the other end is provided with an installation box. The installation box is provided with a main bevel gear and multiple slave bevel gears correspondingly meshed with the main bevel gear. The slave bevel gears are correspondingly connected to the lead screw, and the lead screw is rotatably arranged on the cylinder and the installation box.

[0008] The upper end of the cylinder is provided with a cover plate, on which a motor is provided. The output shaft of the motor is a square shaft. The main bevel gear is provided with a main shaft. The upper surface of the main shaft is provided with a square hole, and the output shaft of the motor can be connected with the square hole.

[0009] The outer surface of the arc-shaped extrusion plate is inclined toward the center from top to bottom.

[0010] The cylinder comprises an upper cylinder and a lower cylinder, and the upper cylinder and the lower cylinder are connected by a flange.

[0011] The utility model has the following beneficial effects: the oil and gas in the storage tank enter the cylinder through the air inlet and enter the cylindrical sponge through the gap between adjacent arc-shaped extrusion plates. At the same time, the temperature control component is refrigerated to promote the condensation of the oil and gas, so as to achieve the adsorption and collection of the condensed oil and gas; after a period of use, the arc-shaped extrusion plate is controlled to slide along the guide rod to squeeze the cylindrical sponge, and the condensed oil and gas in the cylindrical sponge are collected in the liquid collecting pipe by the bottom trough, thereby restoring the adsorption capacity of the cylindrical sponge and facilitating recycling. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is the main view of the utility model;

[0013] Figure 2 Schematic diagram of the internal structure of the cylinder;

[0014] Figure 3 Insert the structural diagram into the cylinder;

[0015] Figure 4 Schematic diagram of the structure of the curved extruded plate;

[0016] Figure 5 A schematic diagram of the drive structure. DETAILED DESCRIPTION

[0017] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.

[0018] like Figures 1 to 5 As shown, the utility model is a device for efficient recovery of oil and gas in a storage tank. A temperature control component 11 is provided in the cylinder 10, an air inlet 12 is provided at the lower end of the cylinder 10, and an air outlet 13 is provided on the side wall of the cylinder 10. It is characterized in that a bottom groove 21 is opened in the cylinder 10, a liquid collecting pipe 22 connected to the bottom groove 21 is provided outside the cylinder 10, a cylindrical sponge 23 is provided in the bottom groove 21, a plurality of arc-shaped extrusion plates 24 are provided at intervals along the circumference of the inner side of the cylindrical sponge 23, and gaps 25 are formed between adjacent arc-shaped extrusion plates 24. A guide rod 26 is provided in the cylinder 10 along its radial direction, and the arc-shaped extrusion plate 24 can slide along the guide rod 26 to squeeze the cylindrical sponge 23.

[0019] The oil and gas in the storage tank enter the cylinder 10 through the air inlet 12, and enter the cylindrical sponge 23 through the gap 25 between adjacent arc-shaped extrusion plates 24. At the same time, the temperature control component 11 cools to promote the condensation of the oil and gas, so as to achieve the adsorption and collection of the condensed oil and gas; after a period of use, the arc-shaped extrusion plates 24 are controlled to slide along the guide rods 26 to squeeze the cylindrical sponge 23, and the condensed oil and gas in the cylindrical sponge 23 are collected in the liquid collecting pipe 22 by the bottom groove 21, thereby restoring the adsorption capacity of the cylindrical sponge 23 and facilitating recycling.

[0020] Valves are installed on the air inlet 12, air outlet 13, and liquid collecting pipe 22. The air inlet 12 is connected to the oil and gas discharge end of the storage tank to introduce evaporated oil and gas; the air outlet 13 is connected to an external pipeline, and multiple air outlets 13 can be provided to discharge or further process the oil and gas. Multiple air outlets 13 can also be provided to quickly discharge the collected condensed oil and gas. The main body of the temperature control assembly 11 adopts a condenser pipe structure and is equipped with a corresponding power supply and control module to achieve efficient condensation operation. Its structure and operating principle are all existing technologies and will not be described in detail here.

[0021] The outer side of the cylindrical sponge 23 is in contact with the inner surface of the cylindrical body 10, while the lower end of the arc-shaped extrusion plate 24 contacts the inner bottom surface of the cylindrical body 10. This allows the oil and gas entering through the air inlet 12 to pass through the cylindrical sponge 23 for adsorption and collection. The width of the bottom groove 21 is greater than the thickness of the cylindrical sponge 23, allowing the condensed oil and gas in the cylindrical sponge 23 to flow easily into the bottom groove 21.

[0022] Preferably, a slider 27 is provided at the upper end of the arc-shaped extrusion plate 24, and a threaded hole 28 is opened on the slider 27. A screw 29 is provided in the cylinder 10 to rotate along its radial direction, and the screw 29 is threadedly connected to the threaded hole 28; a guide hole 30 corresponding to the guide rod 26 is opened on the slider 27.

[0023] The rotating lead screw 29 drives the arc-shaped extrusion plate 24 to slide along the guide rod 26 to achieve the extrusion effect on the cylindrical sponge 23.

[0024] At least two sets of guide rods 26 and guide holes 30 may be provided. Similarly, corresponding guide rods 26 and guide holes 30 may be provided at the lower end of the arc-shaped extrusion plate 24 to enhance the guiding and supporting effect on the arc-shaped extrusion plate 24. The lead screw 29 is oriented along the radial direction of the cylinder 10, and the guide rods 26 and the lead screw 29 are arranged parallel to each other.

[0025] Preferably, one end of the guide rod 26 is connected with the barrel 10, and the other end is provided with a mounting box 31, the mounting box 31 is provided with a main bevel gear 32, a plurality of slave bevel gears 33 corresponding to the main bevel gear 32, the slave bevel gears 33 are connected with the lead screw 29, the lead screw 29 is rotatably arranged on the barrel 10 and the mounting box 31, the main bevel gear 32 drives the plurality of slave bevel gears 33 to rotate, so that the lead screw 29 rotates and the arc-shaped extrusion plate 24 slides.

[0026] Wherein, only the part of the lead screw 29 matched with the threaded hole 28 is provided with external threads, and the other part is a rod body, so as to facilitate installation. The mounting box 31 can be provided in an upper and lower split manner, so as to facilitate installation and disassembly of related parts, and simultaneously realize sealing protection of internal parts. The main body of the temperature control assembly 11 is arranged at the bottom of the mounting box 31.

[0027] Preferably, the upper end of the barrel 10 is provided with a cover plate 34, the cover plate 34 is provided with a motor 35, the output shaft of the motor 35 is a square shaft, the main shaft 36 is arranged on the main bevel gear 32, the upper surface of the main shaft 36 is provided with a square hole 37, the output shaft of the motor 35 can be connected with the square hole 37, so as to realize detachable connection of the cover plate 34, the motor 35 and the barrel 10, wherein the upper end of the cover plate 34 and the barrel 10 are detachably and sealingly connected, the detachable mode is preferably buckling, or the cover plate 34 and the barrel 10 are connected through tight cooperation of a sealing ring, so as to realize sealing of the inside of the barrel 10. The motor 35 is provided with corresponding power supply and control module structures, so as to facilitate control of start and stop.

[0028] Preferably, the outer surface of the arc-shaped extrusion plate 24 is inclined to the center from top to bottom, so as to realize extrusion of the barrel-shaped sponge 23 from top to bottom by the arc-shaped extrusion plate 24, and facilitate extrusion of the condensed oil gas in the barrel-shaped sponge 23 into the bottom groove 21 from top to bottom.

[0029] Preferably, the barrel 10 comprises an upper barrel 14 and a lower barrel 15, and the upper barrel 14 and the lower barrel 15 are connected through flanges 16.

[0030] Wherein, the flanges 16 between the upper barrel 14 and the lower barrel 15 are provided with sealing rings, and the two flanges 16 are connected through bolts, so as to facilitate installation and disassembly of related parts.

[0031] The working principle of the utility model is as follows:

[0032] The air inlet 12 at the lower end of the cylinder 10 is connected to the oil and gas discharge end of the storage tank, and the air outlet 13 is connected to the external pipeline; the oil and gas in the storage tank enters the cylinder 10 through the air inlet 12, and enters the cylindrical sponge 23 through the gap 25 between adjacent arc-shaped extrusion plates 24. At the same time, the temperature control component 11 is refrigerated to promote the condensation of oil and gas, so as to achieve the adsorption and collection of the condensed oil and gas, and the treated oil and gas is discharged from the air outlet 13 or further processed; after use for a period of time, the output shaft of the motor 35 is connected with the square hole 37 to drive the main bevel gear 32 to rotate, drive multiple slave bevel gears 33 and the lead screw 29 to rotate, and drive the arc-shaped extrusion plate 24 to slide along the guide rod 26, so that the arc-shaped extrusion plate 24 squeezes the cylindrical sponge 23 from top to bottom, so that the condensed oil and gas in the cylindrical sponge 23 can be squeezed from top to bottom into the bottom tank 21, and collected in the collecting pipe 22, thereby restoring the adsorption capacity of the cylindrical sponge 23 and facilitating recycling.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A device for efficiently recovering oil and gas from a storage tank, wherein a temperature control component (11) is provided in a cylinder (10), an air inlet (12) is provided at the lower end of the cylinder (10), and an air outlet (13) is provided on the side wall of the cylinder (10), characterized in that: A bottom groove (21) is provided in the cylinder (10), a liquid collecting pipe (22) connected to the bottom groove (21) is provided outside the cylinder (10), a cylindrical sponge (23) is provided in the bottom groove (21), a plurality of arc-shaped extrusion plates (24) are provided at intervals along the circumference of the inner side of the cylindrical sponge (23), and gaps (25) are formed between adjacent arc-shaped extrusion plates (24). A guide rod (26) is provided in the cylinder (10) along its radial direction, and the arc-shaped extrusion plate (24) can slide along the guide rod (26) to squeeze the cylindrical sponge (23).

2. The device for efficient recovery of oil and gas from a storage tank according to claim 1, characterized in that: A slider (27) is provided at the upper end of the arc-shaped extrusion plate (24), and a threaded hole (28) is provided on the slider (27). A lead screw (29) is provided in the cylinder (10) for rotating along its radial direction, and the lead screw (29) is threadedly connected to the threaded hole (28); a guide hole (30) corresponding to the guide rod (26) is provided on the slider (27).

3. The device for efficiently recovering oil and gas from a storage tank according to claim 2, characterized in that: One end of the guide rod (26) is connected to the cylinder (10), and the other end is provided with a mounting box (31). The mounting box (31) is provided with a main bevel gear (32) and a plurality of slave bevel gears (33) correspondingly meshed with the main bevel gear (32). The slave bevel gears (33) are correspondingly connected to the lead screw (29), and the lead screw (29) is rotatably provided on the cylinder (10) and the mounting box (31).

4. The device for efficiently recovering oil and gas from a storage tank according to claim 3, characterized in that: A cover plate (34) is provided at the upper end of the cylinder (10), and a motor (35) is provided on the cover plate (34). The output shaft of the motor (35) is a square shaft. The main bevel gear (32) is provided with a main shaft (36). A square hole (37) is provided on the upper surface of the main shaft (36). The output shaft of the motor (35) can be matched and connected with the square hole (37).

5. The device for efficient recovery of oil and gas from a storage tank according to claim 1, characterized in that: The outer surface of the arc-shaped extrusion plate (24) is inclined from top to bottom toward the center.

6. The device for efficiently recovering oil and gas from a storage tank according to claim 1, characterized in that: The cylinder (10) comprises an upper cylinder (14) and a lower cylinder (15), and the upper cylinder (14) and the lower cylinder (15) are connected via a flange (16).

Images