Multi-layer filtering water tank

Abstract

The utility model discloses a multi-layer filtering water tank which is provided with two symmetrical L-shaped tank bodies, and partition plates are arranged in the tank bodies to divide the tank bodies into a plurality of areas, namely a water inlet cavity, a first filtering area, a second filtering area, a third filtering area and a fourth filtering area; all the areas are communicated through a water port, and a filter tank is arranged in the water inlet cavity; an oil-water separator is arranged in the second filtering area, and a waste oil collecting box is arranged on the outer side of the second filtering area; according to the device, the water tank is divided into different areas, and the unique filter tank and the unique oil-water separator are arranged in the water tank, so that cooling liquid which can be reused finally flows out after mixed liquid enters the water tank, and all filtered impurities are easy to collect; the defect that no device capable of filtering the oil-water mixture of the cutting chippings in a collecting water tank and then discharging the recyclable cooling liquid exists is overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering equipment, in particular to a multi-layer filtering water tank. Background Art

[0002] During the machining process, various oils will be mixed with the coolant and flow into a water tank specially used to collect these waste liquids. These mixed liquids contain not only water, but also oil and some debris during machining. In the prior art, there are filtering devices specially used to filter debris, and there are also equipment specially used to separate oil and water. The conventional practice is to use these devices to filter the mixed liquids separately, and finally obtain coolant, oil and cutting particles again. Although this method can separate the mixed liquid, it is carried out multiple times through different equipment, and the separation process and time are relatively long. After the machining is completed, it still takes a lot of time to take care of it, which affects the work efficiency. Now, there is an urgent need for a device that can filter the cutting debris oil-water mixture in a collection water tank and then discharge the recyclable coolant to simplify the process and improve the efficiency. Utility Model Content

[0003] The utility model aims to overcome the disadvantage in the prior art that there is no device capable of filtering the mixture of cutting debris, oil and water in a collecting water tank and then discharging the recyclable coolant, and provides a multi-layer filtering water tank.

[0004] The purpose of the utility model is achieved through the following technical solutions: a multi-layer filtered water tank, including an oil-water separator; characterized in that: the water tank is arranged as two symmetrical L-box bodies, and a partition is arranged in the box body to divide the box body into multiple areas, namely a water inlet chamber, a first filter area, a second filter area, a third filter area, and a fourth filter area; a first water inlet is arranged at the top of one side of the water inlet chamber to connect the first filter area, a second water inlet is arranged at the top of the first filter area to connect the second filter area, the second filter area is connected to the third filter area, and the second filter area and the third filter area are located on one side of the first filter area; a third water inlet is arranged at the bottom of the third filter area, a fourth water inlet on one side of the third water inlet is connected to the fifth filter area, and a water outlet is arranged on one side of the fifth filter area; the fourth filter area is arranged at the bottom of the third filter area, and the fifth filter area is arranged at the bottom of the first filter area; a filter tank is arranged in the water inlet chamber; an oil-water separator is arranged in the second filter area, and a waste oil collection box is arranged on the outside of the second filter area.

[0005] Preferably, the height of the water inlet chamber is set to be higher than other filter areas; the filter tank placement platform is layered in the water inlet chamber, the filter tank is set on the filter tank placement platform, and the filter tank placement platform includes three layers, namely, the first filter tank, the second filter tank, and the third filter tank from top to bottom.

[0006] Preferably, an oil-water separation tank is provided in the second filtering area, the oil-water separation tank is provided as a tank surrounded by two plates, and the oil-water separator is provided on a tank wall of the oil-water separation tank on one side.

[0007] Preferably, the waste oil collection tank includes a high-density waste oil tank and a common waste oil tank, and a common waste oil outlet is arranged on the oil-water separator and extends to the common waste oil tank; a high-density waste oil outlet is arranged on the top of the oil-water separation tank and extends to the high-density waste oil tank.

[0008] Preferably, the oil-water separator is configured as a disc-type oil-water separator.

[0009] Preferably, a low-pressure water pump is provided in the third filter zone; and a high-pressure water pump is provided in the fifth filter zone.

[0010] The utility model has the following advantages: the device divides a water tank into different areas and sets a unique filter tank and an oil-water separator in the water tank, so that the mixed liquid finally flows out after entering the water tank as reusable coolant, and the filtered debris can also be easily collected; it makes up for the disadvantage that there is no device that can filter the cutting debris oil-water mixture in a collection water tank and then discharge the recyclable coolant. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] Figure 2 Schematic diagram of the water inlet chamber structure.

[0013] In the figure, a water inlet chamber (1), a first filter area (2), a second filter area (3), a third filter area (4), a fourth filter area (5), a low-pressure water pump (6), a fifth filter area (7), a high-pressure water pump (8), an oil-water separator (9), an oil-water separation tank (10), a common waste oil outlet (11), a high-density waste oil outlet (12), a high-density waste oil tank (13), a common waste oil tank (14), a first water inlet (15), a second water inlet (16), a third water inlet (17), a fourth water inlet (18), a filter tank (19), a first filter tank (191), a second filter tank (192), and a third filter tank (193). DETAILED DESCRIPTION

[0014] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0015] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0016] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.

[0017] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0018] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present utility model 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 utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0019] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] As shown in the figure, a multi-layer filtering water tank includes an oil-water separator 9; in this device, the water tank is set as two symmetrical L boxes, and a partition is set in the box to divide the box into multiple areas, namely the water inlet chamber 1, the first filter area 2, the second filter area 3, the third filter area 4, and the fourth filter area 5. The box is divided into multiple areas for the convenience of filtering and stratification, and for the convenience of setting other functional areas. Specifically, a first water inlet 15 is set at the top of one side of the water inlet chamber 1 to connect with the first filter area 2, a second water inlet 16 is set at the top of the first filter area 2 to connect with the second filter area 3, the second filter area 3 is connected with the third filter area 4, and the second filter area 3 and the third filter area 4 are located on one side of the first filter area 3; a third water inlet 17 is set at the bottom of the third filter area 4, and a fourth water inlet 18 on one side of the third water inlet 17 is connected to the fifth filter area 7, and a water outlet is set on one side of the fifth filter area 7, so that each area is connected to form a through whole. The fourth filter area 5 is set at the bottom of the third filter area 4, and the fifth filter area 7 is set at the bottom of the first filter area 2. In this device, a filter tank 19 is provided in the water inlet chamber 1 to filter the cuttings; an oil-water separator 9 is provided in the second filter area 3 to separate oil and water, and a waste oil collection box is provided outside the second filter area 3 to collect waste oil.

[0021] As a preferred method, in order to facilitate the filtering of the cuttings, the device is provided with three layers of filter screens in height. Specifically, the height of the water inlet chamber 1 is set higher than other filtering areas, and then, a filter tank placement platform 194 is layered in the water inlet chamber 1, and the filter tank 19 is arranged on the filter tank placement platform 194. The filter tank placement platform 194 and the filter tank thereon include three layers, namely, the first filter tank 191, the second filter tank 192, and the third filter tank 193 from top to bottom. In the device, each filter tank is set as a tank adapted to the water inlet chamber 1, and a hanging ring is arranged inside it to facilitate the tank to be lifted out to clean the filtered residue. At the same time, the application provides a specific filtering option, that is, the filter particle sizes of the first filter tank 191, the second filter tank 192, and the third filter tank 193 are set to 40 mesh, 80 mesh, and 120 mesh, respectively.

[0022] As a preferred method, in order to facilitate the separation of oil and water, an oil-water separation tank 10 is set in the second filter area 3. The oil-water separation tank 10 is set as a tank surrounded by two plates, and the oil-water separator 9 is set on the tank wall of the oil-water separation tank 10 on one side. In this device, in fact, the oil-water separator 9 is set as a disc-type oil-water separator, which adopts a three-phase separation without consumables, and uses the principle of different specific gravity of oil and water impurity particles to separate three substances with different specific gravity. At the same time, the cutting fluid is not demulsified, and its cooling and lubricating effect is maintained. The working speed is 7500rpm, and the centrifugal force generated is 6320G. The centrifugal effect is relatively significant. The centrifugal separation process of the whole equipment is: dirty cutting fluid enters, enters the rotating drum body and is separated in the disc bundle, the purified and separated cutting fluid and heavy particles flow out of the disc bundle, the clean liquid flows out after being pressurized by the centripetal pump, the clean liquid passes through the outflow pipeline, the waste oil flows out of the drum freely as a light item, and the particles settle in the drum as a heavy item. After parking, it is discharged manually. To this end, the waste oil collection tank includes a high-density waste oil tank 13 and a common waste oil tank 14. A common waste oil outlet 11 is arranged on the oil-water separator 9 and extends to the common waste oil tank 14; a high-density waste oil outlet 12 is arranged on the top of the oil-water separation tank 10 and extends to the high-density waste oil tank 13.

[0023] Preferably, in order to facilitate the flow of the mixed liquid in the water tank, a low-pressure water pump 6 is provided in the third filter zone 4 ; and a high-pressure water pump 8 is provided in the fifth filter zone 7 .

[0024] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-layer filter water tank, comprising an oil-water separator (9); characterized in that: The invention comprises two symmetrical L-shaped boxes, wherein a partition is arranged inside the boxes to divide the boxes into a plurality of areas, namely a water inlet chamber (1), a first filter area (2), a second filter area (3), a third filter area (4), and a fourth filter area (5); a first water inlet (15) is arranged at the top of one side of the water inlet chamber (1) to connect with the first filter area (2); a second water inlet (16) is arranged at the top of the first filter area (2) to connect with the second filter area (3); the second filter area (3) is connected with the third filter area (4); the second filter area (3) and the third filter area (4) are located in the first filter area ( 2); a third water inlet (17) is arranged at the bottom of the third filter area (4); a fourth water inlet (18) on one side of the third water inlet (17) is connected to the fifth filter area (7); a water outlet is arranged on one side of the fifth filter area (7); the fourth filter area (5) is arranged at the bottom of the third filter area (4); the fifth filter area (7) is arranged at the bottom of the first filter area (2); a filter tank (19) is arranged in the water inlet cavity (1); an oil-water separator (9) is arranged in the second filter area (3); and a waste oil collection box is arranged outside the second filter area (3).

2. A multi-layer filtered water tank according to claim 1, characterized in that: The height of the water inlet chamber (1) is set higher than other filter areas; a filter tank placement platform (194) is arranged in layers in the water inlet chamber (1); the filter tank (19) is arranged on the filter tank placement platform (194); the filter tank placement platform (194) comprises three layers, namely, from top to bottom, a first filter tank (191), a second filter tank (192), and a third filter tank (193).

3. A multi-layer filtered water tank according to claim 1, characterized in that: An oil-water separation tank (10) is arranged in the second filtering area (3), and the oil-water separation tank (10) is arranged as a tank surrounded by two plates, and the oil-water separator (9) is arranged on a tank wall of the oil-water separation tank (10) on one side.

4. A multi-layer filtered water tank according to claim 1, characterized in that: The waste oil collection tank comprises a high-density waste oil tank (13) and a common waste oil tank (14); a common waste oil outlet (11) is provided on the oil-water separator (9) and extends to the common waste oil tank (14); and a high-density waste oil outlet (12) is provided on the top of the oil-water separation tank (10) and extends to the high-density waste oil tank (13).

5. A multi-layer filtered water tank according to claim 3, characterized in that: The oil-water separator (9) is configured as a disc-type oil-water separator.

6. The multi-layer filtered water tank according to claim 1, characterized in that: A low-pressure water pump (6) is provided in the third filtering zone (4); and a high-pressure water pump (8) is provided in the fifth filtering zone (7).

Images