Micro-negative-pressure multifunctional heating oil storage tank device

Abstract

The utility model discloses a micro-negative pressure multifunctional heating oil storage tank device, which belongs to the technical field of petrochemical engineering and comprises a filtering device, an oil storage tank and a control cabinet, a front-end oil pipe and a rear-end oil pipe are connected between the filtering device and the oil storage tank, and a multifunctional heat exchanger is mounted on the rear-end oil pipe. The outer end of the gas-liquid separator and the upper end of the oil storage tank are jointly connected with a vacuumizing pipe; an electric heater is mounted at the upper end of the filter device; a filter screen is mounted in the filter device; a feeding pipe is mounted at the outer end of the front-end oil pipe; and a discharge valve is mounted on the discharge port, so that low-temperature oil can be filtered and heated by utilizing the filtering device and the multifunctional heater, and the purposes of purifying and preventing oil body solidification are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of petroleum chemical industry more specifically, relate to a kind of micro negative pressure multi-energy heating oil storage tank device. BACKGROUND

[0002] In many industries such as petroleum and chemical industry, the storage and use of oil products are crucial links. However, low-temperature oil faces many problems during storage and use, which not only affect the quality and performance of oil products, but also may adversely affect the production process and equipment safety.

[0003] When low-temperature oil is stored, it is prone to solidification due to its low temperature. After solidification, the oil body has poor flowability and cannot meet the normal operation requirements of the equipment. For example, in some equipment that requires oil lubrication, the solidified oil cannot effectively lubricate the equipment parts, leading to increased equipment wear and tear, shortened equipment service life, and increased equipment maintenance and replacement costs. At the same time, the solidification of the oil body may also block the oil circuit, affecting the normal oil supply of the equipment, and even causing the equipment to shut down, causing serious losses to production.

[0004] In addition, low-temperature oil often contains various impurities such as water and mechanical impurities. The presence of these impurities will affect the quality and performance of the oil product and reduce the efficiency of the oil product. For example, water can emulsify the oil product and reduce its lubricating performance, and it can also corrode equipment parts; mechanical impurities can wear out equipment and affect its precision and stability. Therefore, filtering and purifying low-temperature oil is an important measure to ensure the normal operation of equipment and the quality of oil products.

[0005] Therefore, the present application provides a micro negative pressure multi-energy heating oil storage tank device to solve the problems raised in the background art. SUMMARY

[0006] To solve the problems in the prior art, the utility model aims to provide a micro negative pressure multi-energy heating oil storage tank device that can filter and heat low-temperature oil using a filter device and a multi-energy heater to achieve the purposes of purification and prevention of oil solidification.

[0007] To solve the above problems, the utility model adopts the following technical solutions:

[0008] The utility model provides a kind of micro negative pressure multi-energy heating oil storage tank device, including filter device, oil storage tank and control cabinet, filter device is connected with oil storage tank between front end oil pipe and rear end oil pipe, multi-energy heat exchanger is installed on the rear end oil pipe, gas-liquid separator is equipped at the connecting place of rear end oil pipe and oil storage tank mouth, vacuum pipe is jointly connected with the upper end of oil storage tank at the outer end of gas-liquid separator, electric heater is installed on the upper end of filter device, filter screen is installed in filter device, inlet pipe is installed on the outer end of front end oil pipe, inlet valve is installed on inlet pipe, bottom end is equipped with discharge port, discharge valve is installed on discharge port, it can be realized with filter device and multi-energy heater filters and heats low temperature oil, to achieve the purpose of purification and prevent solidification of oil body.

[0009] As the further scheme of the utility model: wherein, temperature sensor, oil pump, flow sensor are installed on the rear end oil pipe.

[0010] As the further scheme of the utility model: wherein, vacuum pump is installed on the vacuum pipe.

[0011] As the further scheme of the utility model: wherein, blowdown port is installed at the bottom end of filter device, blowdown valve is installed on blowdown port.

[0012] As the further scheme of the utility model: wherein, temperature sensor, pressure sensor, low liquid level meter, mid liquid level meter and high liquid level meter are equipped in the oil storage tank, nitrogen filling pipe is equipped at the outer end of oil storage tank, nitrogen filling valve is equipped on nitrogen filling pipe.

[0013] Compared with prior art, the utility model has the advantages that:

[0014] 1, the device filters low temperature oil by filter device, effectively removes impurities, realizes oil purification, and then combines multi-energy heat exchanger and electric heater to heat oil body, prevents solidification of oil body, ensures that oil product can maintain good fluidity under various working conditions, meets actual use demand.

[0015] 2, the device constructs micro negative pressure working environment using vacuum pump and nitrogen filling pipe, gas in oil pipe and oil storage tank is extracted in time, avoids oil quality and gas contact for a long time to cause metamorphism, simultaneously maintains that the gas pressure of oil storage tank is stable, effectively guarantees the quality and storage safety of oil product.

[0016] 3, the device is provided with pressure sensor, multiple liquid level meters in oil storage tank and temperature sensor installed in oil pipe, can real-time monitoring pressure, liquid level of oil storage tank and temperature of oil pipe and other key parameters, provides accurate data support for technical personnel, facilitates accurate control of the operation of device, improves the reliability and stability of device. ACCURACY

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Mark explanation in drawing:

[0019] 1, multi-energy heat exchanger;2, rear oil pipe;3, temperature sensor;4, oil pump;5, filter device;6, electric heater;7, blowdown;8, filter screen;9, feed pipe;10, feed valve;11, discharge port;12, pressure sensor;13, low liquid level meter;14, nitrogen filling valve;15, medium liquid level meter;16, nitrogen filling pipe;17, high liquid level meter;18, oil storage tank;19, flow sensor;20, gas-liquid separator;21, vacuum pump;22, vacuum pipe;23, control cabinet;24, blowdown valve;25, discharge valve;26, front oil pipe. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] In the description of the utility model, it should be explained that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood broadly, for example, "connected" can be fixed connection, can also be detachable connection, or integral connection;Can be mechanical connection, can also be electrical connection;Can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. EMBODIMENT

[0023] Please refer to Figure 1The utility model provides a kind of micro negative pressure multi-energy heating oil storage tank device, including filter device 5, oil storage tank 18 and control cabinet 23, filter device 5 is connected with oil storage tank 18 between front end oil pipe 26 and rear end oil pipe 2, rear end oil pipe 2 is installed with multi-energy heat exchanger 1, rear end oil pipe 2 is connected with the tank mouth of oil storage tank 18 place and is equipped with gas-liquid separator 20, gas-liquid separator 20 outer end is jointly connected with the upper end of oil storage tank with suction vacuum pipe 22, filter device 5 upper end is installed with electric heater 6, filter device 5 is installed with filter screen 8, front end oil pipe 26 outer end is installed with feed pipe 9, feed pipe 9 is installed with feed valve 10, oil storage tank 18 bottom end is equipped with discharge port 11, discharge port 11 is installed with discharge valve 25, can be realized with filter device and multi-energy heater filters and heats low temperature oil, to reach the purpose of purification and prevent oil solidification.

[0024] Please refer to Figure 1 , rear end oil pipe 2 is installed with temperature sensor 3, oil pump 4, flow sensor 19, suction vacuum pipe 22 is installed with vacuum pump 21, filter device 5 bottom end is installed with blow-off port 7, blow-off port 7 is installed with blow-off valve 24, oil storage tank 18 is equipped with temperature sensor 3, pressure sensor 12, low liquid level gauge 13, mid liquid level gauge 15 and high liquid level gauge 17, and the outer end of oil storage tank 18 is provided with nitrogen charging pipe 16, and the nitrogen charging pipe 16 is provided with nitrogen charging valve 14.

[0025] Working principle: when the technical personnel uses the device, low temperature oil is sent into filter device through front end oil pipe 26 and is filtered and heated by electric heater 6, and the filtered oil is sent into multi-energy heat exchanger 1 by oil pump 4, and the multi-energy heat exchanger 1 can utilize steam, hot water and flue gas heat to ensure good fluidity at any time, and the heated oil flows back to oil storage tank through gas-liquid separator 20 at the tank mouth, and the gas in oil pipe and oil storage tank is extracted from the device by vacuum pump 21, so that the oil quality of the device is not affected, the nitrogen charging pipe 16 is installed beside the oil storage tank to ensure that the overall gas pressure of the oil storage tank is stable, and the vacuum pump 21 cooperates to build a micro negative pressure working environment, the oil quantity in the device is supplemented by feed pipe 9, and the low temperature oil is filtered and heated by filter device 5 and multi-energy heat exchanger 1, so as to achieve the purpose of purification and prevention of oil solidification.

[0026] The above describes only the preferred specific implementation of the utility model; but the protection scope of the utility model is not limited to this. Any skilled person in the art, according to the technical scheme of the utility model and its improvement concept, is equivalent to replace or change within the technical range disclosed by the utility model, and should be covered in the protection scope of the utility model.

Claims

1. A micro-negative pressure multi-purpose heating oil storage tank device comprising a filtering device (5), an oil storage tank (18) and a control cabinet (23), characterized in that, The filter device (5) is connected with the oil storage tank (18) through a front oil pipe (26) and a rear oil pipe (2), the rear oil pipe (2) is provided with a multi-energy heat exchanger (1), the rear oil pipe (2) is connected with the tank opening of the oil storage tank (18) and is provided with a gas-liquid separator (20), the outer end of the gas-liquid separator (20) is connected with the upper end of the oil storage tank through a vacuum pipe (22), the upper end of the filter device (5) is provided with an electric heater (6), the filter device (5) is provided with a filter screen (8), the outer end of the front oil pipe (26) is provided with a feeding pipe (9), the feeding pipe (9) is provided with a feeding valve (10), the bottom end of the oil storage tank (18) is provided with a discharging port (11), and the discharging port (11) is provided with a discharging valve (25).

2. The micro-negative pressure multi-purpose heating oil storage tank device according to claim 1, characterized in that, The rear oil pipe (2) is provided with a temperature sensor (3), an oil pump (4) and a flow sensor (19).

3. The micro-negative pressure multi-purpose heating oil storage tank device according to claim 1, characterized in that, The vacuum pipe (22) is provided with a vacuum pump (21).

4. The micro-negative pressure multi-purpose heating oil storage tank device according to claim 1, characterized in that, The bottom end of the filter device (5) is provided with a blowdown port (7), and the blowdown port (7) is provided with a blowdown valve (24).

5. The micro-negative pressure multi-purpose heating oil storage tank device according to claim 1, characterized in that, The oil storage tank (18) is provided with a temperature sensor (3), a pressure sensor (12), a low liquid level meter (13), a middle liquid level meter (15) and a high liquid level meter (17), and the outer end of the oil storage tank (18) is provided with a nitrogen charging pipe (16), and the nitrogen charging pipe (16) is provided with a nitrogen charging valve (14).

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