CN214597250U

CN214597250U - Low-temperature vacuum oil filter

Info

Publication number: CN214597250U
Application number: CN202120251470.0U
Authority: CN
Inventors: 路建伟; 刘威; 王潘峰
Original assignee: Kunshan Wsd Environmental Protection Equipment Co ltd
Current assignee: Kunshan Wsd Environmental Protection Equipment Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-05
Anticipated expiration: 2031-01-29

Abstract

The application relates to a low temperature vacuum oil filter, include: the coalescing separator is internally provided with a coalescing filter element and a separating filter element; the evaporation tank is connected with the coalescence separator and comprises a tank body, a steam outlet, a liquid inlet and a liquid outlet are arranged on the tank body, the liquid inlet is arranged at the upper part of the tank body, a spiral guide plate and an air vent plate are arranged in the tank body, the spiral guide plate is vertically arranged in the tank body, and the upper end of the spiral guide plate is connected with the liquid inlet so as to guide liquid into the tank body from the liquid inlet; the heating device is used for heating the oil entering the tank body; and the cooling device is used for cooling the steam generated in the tank body. The low-temperature vacuum oil filter can reduce foams generated in the evaporation process so as to improve the evaporation efficiency.

Description

Low-temperature vacuum oil filter

Technical Field

The utility model relates to a low temperature vacuum oil filter belongs to the evaporation equipment field.

Background

At present, the existing evaporation device generally directly adds the evaporated liquid into the evaporation tank for evaporation, so that time can be saved, but more foams are generated at the liquid level due to reasons such as incomplete evaporation and the like, and evaporation efficiency is further influenced. To solve this problem, the evaporation of the liquid to be evaporated is generally completed by providing a spray device, but the evaporation time is greatly increased due to a limitation in flow rate and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low temperature vacuum oil filter can reduce the foam that produces in the evaporation process to improve evaporation efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme: a low temperature vacuum oil filter comprising:

the coalescing separator is internally provided with a coalescing filter element and a separating filter element;

the evaporation tank is connected with the coalescence separator and comprises a tank body, a steam outlet, a liquid inlet and a liquid outlet are arranged on the tank body, the liquid inlet is arranged at the upper part of the tank body, a spiral guide plate and an air vent plate are arranged in the tank body, the spiral guide plate is vertically arranged in the tank body, and the upper end of the spiral guide plate is connected with the liquid inlet so as to guide liquid into the tank body from the liquid inlet;

the heating device is used for heating the oil entering the tank body;

and the cooling device is used for cooling the steam generated in the tank body.

Further, dry gas is introduced into the tank body through the vent plate.

Furthermore, a drying device is arranged on a pipeline connected with the aeration plate to remove moisture in the gas.

Further, the aeration panel is disposed proximate a bottom of the tank.

Further, the drying gas is dry air.

Furthermore, vent holes are uniformly formed in the vent plate so as to uniformly ventilate the tank body.

Further, the spiral guide plate is of a concave curved surface structure.

Further, the inlet and outlet of the low-temperature vacuum oil filter are respectively provided with a mechanical filter for removing insoluble particles.

Further, the low-temperature vacuum oil filter also comprises a pressure reducing device used for vacuumizing the evaporating tank.

Further, the cooling system comprises a water storage tank connected with the tank body and an air cooling system used for cooling the water storage tank.

Compared with the prior art, the beneficial effects of the utility model reside in that: the application of low temperature vacuum oil filter is through setting up the spiral guide plate with liquid from the leading-in to jar body bottom in upper portion for most moisture in the liquid can obtain the evaporation along spiral guide plate gliding in-process. Simultaneously, set up the aeration plate in jar body and let in dry gas, can further promote the absorption to moisture to increase evaporation efficiency.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

FIG. 1 is a schematic flow diagram of a low temperature vacuum oil filter according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of an evaporation tank according to an embodiment of the present application.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

It should be noted that: the terms such as "upper", "lower", "left", "right", "inner" and "outer" of the present invention are described with reference to the drawings, and are not intended to be limiting terms.

Referring to fig. 1 and 2, fig. 1 shows a low-temperature vacuum oil filter of the present embodiment, which includes an oil inlet valve 1, a first mechanical filter 2, an oil inlet pump 3, a heating device 4, a coalescing separator 5, an evaporation tank 6, an oil outlet pump 7, a second mechanical filter 8, and an oil outlet valve 9 in sequence along an oil flow direction. At the same time, the evaporator 6 is also connected to a cooling device 10 for cooling the generated steam. Among them, the coalescing separator 5 is provided with a coalescing filter element 51 and a separating filter element 52, which are of conventional structure and will not be described in detail. The oil enters the first mechanical filter 2 under the action of the oil feed pump 3 to remove insoluble impurities, and then is heated by the heating device 4 and enters the coalescing separator 5, most of water in the oil is removed by utilizing the coalescing separation principle, and the water is stored in the water storage chamber 53 of the coalescing separator 5. The oil then enters an evaporator 6 for further water removal, and water vapor in the evaporation process is condensed by a cooling device.

Referring to fig. 2, in the present embodiment, the evaporation tank 6 includes a tank 60, a vapor outlet 61, a liquid inlet 62 and a liquid outlet 63 are disposed on the tank 60, and a spiral baffle 64 and an air-passing plate 65 are disposed in the tank 60. Specifically, the liquid inlet 62 of the present embodiment is disposed at the upper portion of the tank 60, the spiral baffle 64 is vertically disposed in the tank 60, and the upper end of the spiral baffle 64 is connected to the liquid inlet 62, so as to introduce the liquid from the upper liquid inlet 62 into the tank 60. Preferably, the spiral guide plate 64 is an inwards concave curved surface structure, so that the liquid can be fully evaporated in the process of sliding down to the bottom of the tank body 60 along the spiral guide plate 64 from the upper side, and further, the generation of a large amount of foam is avoided.

Meanwhile, the dry gas is introduced into the tank 60 through the ventilation plate 65, so that the absorption of moisture can be further promoted, and the evaporation efficiency can be increased. Preferably, a drying device is disposed on the pipe connected to the aeration plate 65 to remove moisture from the gas. More preferably, the drying gas is dry air.

In this embodiment, the aeration panel 65 is disposed near the bottom of the tank 60, and the gas rises from the bottom to the top of the tank 60 to sufficiently absorb moisture. And the ventilation plate 65 is uniformly provided with ventilation holes 651 for uniformly ventilating the inside of the tank 60.

In this embodiment, the tank 60 is further provided with a liquid level sensor 66, a pressure sensor 67 and a window 68, and the window 68 is arranged at the upper part of the tank 60.

In this embodiment, the heating device 4 is an electric heater, and heats the oil before entering the coalescing separator 5, so that moisture in the oil can be filtered out more easily during coalescing separation; indeed, in other embodiments, the heating device 4 may also be disposed between the coalescer 5 and the evaporator 6 for heating the oil entering the evaporator 6. The cooling device 10 comprises a water storage tank 101 connected with the tank 60 and an air cooling system 102 for cooling the water storage tank 101. Preferably, a pressure reducing device 103, in this embodiment, a vacuum pump, is further included, and the vacuum pump 103 is connected to the water storage tank 101 for evacuating the water storage tank 101 and the evaporation tank 6. It should be understood by those skilled in the art that the boiling point of water is greatly reduced under negative pressure, so that the water in the oil in the tank 60 can be evaporated at a lower temperature and can be cooled at an external temperature, and an air condenser (air cooling system 102) is provided to cool the steam. Indeed, in other embodiments, other cooling means may be provided.

In summary, the following steps: the application of low temperature vacuum oil filter is through setting up the spiral guide plate with liquid from the leading-in to jar body bottom in upper portion for most moisture in the liquid can obtain the evaporation along spiral guide plate gliding in-process. Simultaneously, set up the aeration plate in jar body and let in dry gas, can further promote the absorption to moisture to increase evaporation efficiency.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A low temperature vacuum oil filter characterized by comprising:

the heating device is used for heating the oil entering the tank body;

2. The low temperature vacuum oil filter of claim 1, wherein dry gas is introduced into the canister body through the breather plate.

3. The low temperature vacuum oil filter of claim 2, wherein the pipe connecting the aeration panel is provided with a drying device to remove moisture from the gas.

4. The low temperature vacuum oil filter of claim 2, wherein the breather plate is disposed proximate a bottom of the canister.

5. The low temperature vacuum oil filter of claim 2, wherein the drying gas is drying air.

6. The low-temperature vacuum oil filter of any one of claims 1 to 5, wherein the ventilation plate is uniformly provided with ventilation holes so as to uniformly ventilate the tank body.

7. The low temperature vacuum oil filter of claim 1 wherein the spiral deflector is of concave curved configuration.

8. The low temperature vacuum oil filter of claim 1, wherein the inlet and outlet of the low temperature vacuum oil filter are provided with mechanical filters for removing insoluble particles, respectively.

9. The low temperature vacuum oil filter of claim 1, further comprising a pressure reducing device for evacuating the evaporation tank.

10. The low temperature vacuum oil filter of claim 9, wherein the cooling means comprises a water storage tank connected to the tank and an air cooling system for cooling the water storage tank.