Oil mist filtering device for stainless steel cold rolling machine

Abstract

The utility model relates to the technical field of oil smoke filtering, in particular to an oil mist filtering device of a stainless steel cold rolling mill, which is convenient for collecting oil drops in the oil smoke process through the structure of a supporting device and convenient for cleaning solid particles accumulated in the oil smoke filtering process through a sealing device. The labor intensity of operators in the cleaning and maintaining process is reduced, the filter element is conveniently and automatically cleaned through the cleaning device, and the practicability of the device is improved; comprising a supporting device, a sealing device and a cleaning device, the sealing device is installed on the supporting device, and the cleaning device is installed on the supporting device.

Description

Technical Field

[0001] The utility model relates to the technical field of oil fume filtration, in particular to an oil mist filtration device for stainless steel cold rolling oil. Background Technique

[0002] When cold rolling stainless steel, lubricating oil needs to be sprayed on the deformation area to lubricate and cool the rolling rolls and the rolled materials. During the production process, the generated oil fume needs to be collected to reduce the pollution caused by the exhaust smoke to the environment.

[0003] In the prior art, the Chinese utility model patent with the application number CN201120030679.0 relates to an oil fume treatment device for a stainless steel cold rolling mill, including a filter, a suction fan, an oil recovery pipeline and an external discharge pipeline, which can reduce the pollution of the surrounding environment by oil fume.

[0004] However, in actual use, it is difficult to maintain and replace the filter element in the filter of the above device, which increases the labor intensity of the operators. Content of the Utility Model

[0005] To solve the above technical problems, the utility model provides an oil mist filtration device for stainless steel cold rolling oil, which is convenient for collecting oil droplets during the oil fume process through the structure of the support device itself, convenient for cleaning the solid particles accumulated during the oil fume filtration process through the sealing device, reduces the labor intensity of the operators during the cleaning and maintenance process, and is convenient for automatically cleaning the filter element through the cleaning device, improving the practicability of the device.

[0006] An oil mist filtration device for stainless steel cold rolling oil of the utility model; includes a support device, a sealing device and a cleaning device. The sealing device is installed on the support device, and the cleaning device is installed on the support device; it is convenient for collecting oil droplets during the oil fume process through the structure of the support device itself, convenient for cleaning the solid particles accumulated during the oil fume filtration process through the sealing device, reduces the labor intensity of the operators during the cleaning and maintenance process, and is convenient for automatically cleaning the filter element through the cleaning device, improving the practicability of the device.

[0007] Preferably, the support device includes a U-shaped box, an oil storage tank, an electromagnetic valve and an observation window. The lower end surface of the U-shaped box is connected with the oil storage tank. The lower end surface of the oil storage tank is provided with an oil discharge port, and an electromagnetic valve is installed on the oil discharge port. The side surface of the oil storage tank is provided with an observation window; the oil storage tank is used to collect the oil liquid, the self-structure of the U-shaped box is convenient for the oil liquid to flow into the oil storage tank by gravity, the observation window is convenient for observing the amount of oil liquid in the oil storage tank, and the electromagnetic valve is convenient for discharging the oil liquid in the oil storage tank, improving the practicability of the device.

[0008] Preferably, it further includes a reducing pipe and a flange. Reducing pipes are respectively connected to two groups of ports of the U-shaped box, and a flange is connected to the upper end surface of the reducing pipe. The device is made convenient to be connected to the ventilation pipe through the reducing pipe and the flange, improving the practicability of the device.

[0009] Preferably, it further includes a filter element plate and a first sealing plate. Filter element plates are respectively and obliquely installed in the left and right upper parts of the U-shaped box through clamping grooves. Maintenance openings are respectively arranged at the upper left and right of the front end surface of the U-shaped box, and a group of first sealing plates are respectively installed on the two groups of maintenance openings. The oil fume is filtered by the filter element plates. The filtering capacity of the device for the oil fume is improved by the cooperation of the two filter element plates. And it is convenient for the oil liquid on the filter element plate to flow down from the inner side surface of the U-shaped box to the inner bottom of the U-shaped box due to the inclined installation of the filter element plate itself. It is convenient for the operator to replace the filter element plate through the first sealing plate, improving the practicability of the device.

[0010] Preferably, the sealing device includes a second sealing plate, a rubber ring and a rubber sealing block. A group of cleaning openings are respectively arranged on the left and right end surfaces of the U-shaped box, and the two groups of cleaning openings are both located on the upper side of the lower part of the filter element plate. The two groups of second sealing plates are installed on the two groups of cleaning openings on the U-shaped box through bolts. A rubber sealing block and a rubber ring are arranged on the inner side surface of the second sealing plate. The cleaning openings on the side surface of the U-shaped box are sealed by the rubber ring and the rubber sealing block to prevent the oil liquid from overflowing from the cleaning openings. It is convenient for the operator to clean the dust and sundries on the upper end surface of the filter element plate through the second sealing plate, improving the practicability of the device.

[0011] Preferably, the cleaning device includes a water tank, a water pump, a three-way valve and a spray head. A water tank is installed in the middle of the U-shaped box, a water pump is installed on the upper end surface of the water tank, the input end of the water pump is communicated with the inner bottom of the water tank. A group of spray heads are respectively installed on the left and right parts in the U-shaped box, and the two groups of spray heads are respectively located above the two groups of filter element plates. The output end of the water pump is connected with a three-way valve, and the two output ends of the three-way valve are connected with the two groups of spray heads through pipelines. When the water pump is started, the cleaning liquid in the water tank is pumped out and pressurized and transmitted to the two groups of spray heads through the three-way valve, and is sprayed out by the two groups of spray heads to clean the two groups of filter element plates, enabling the device to have the ability of automatic cleaning and improving the practicability of the device.

[0012] Preferably, a magnet is inlaid on the rear end surface of the filter element plate. Through the magnet on the rear end surface of the filter element plate, the filter element plate can be adsorbed to the rear end surface in the U-shaped box, thereby reducing the gap between the rear end surface of the filter element plate and the rear end surface in the U-shaped box, improving the filtering capacity of the equipment for the oil fume and the practicability of the device.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: the self-structure of the support device facilitates the collection of oil droplets during the oil fume process, the sealing device facilitates the cleaning of solid particles accumulated during the oil fume filtration process, reduces the labor intensity of the operator during the cleaning and maintenance process, and the cleaning device facilitates the automatic cleaning of the filter element, improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the first axonometric structure schematic diagram of the present utility model;

[0015] Figure 2 is the second axonometric structure schematic diagram of the present utility model;

[0016] Figure 3 is the exploded structure schematic diagram of the present utility model;

[0017] Figure 4 is the sectional structure schematic diagram of the present utility model;

[0018] Figure 5 is the third axonometric structure schematic diagram of the present utility model;

[0019] Reference numerals in the drawings: 1, U-shaped box; 2, oil storage tank; 3, solenoid valve; 4, observation window; 5, reducing pipe; 6, flange; 7, filter element plate; 8, first sealing plate; 9, second sealing plate; 10, rubber ring; 11, rubber sealing block; 12, water tank; 13, water pump; 14, three-way valve; 15, spray head. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] To facilitate the understanding of the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present utility model more thorough and comprehensive.

[0021] Embodiment

[0022] As Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 shown, the sealing device is installed on the support device, and the cleaning device is installed on the support device;

[0023] First, collect the oil fluid through the oil storage tank 2. Due to the structure of the U-shaped box 1 itself, it is convenient for the oil fluid to flow by gravity into the interior of the oil storage tank 2. Observe the oil fluid volume in the oil storage tank 2 through the observation window 4. It is convenient to discharge the oil fluid in the oil storage tank 2 through the solenoid valve 3. Filter the oil fume through the filter element plate 7. The cooperation of two groups of filter element plates 7 improves the filtering ability of the device for oil fume. And due to the inclined installation of the filter element plate 7 itself, it is convenient for the oil fluid on the filter element plate 7 to flow down from the inner side surface of the U-shaped box 1 to the inner bottom of the U-shaped box 1. Regularly turn on the water pump 13 to pump out the cleaning liquid in the water tank 12 and pressurize it to be transmitted through the three-way valve 14 to the two groups of spray heads 15. Spray out from the two groups of spray heads 15 and then clean the two groups of filter element plates 7;

[0024] The support device includes a U-shaped box 1, an oil storage tank 2, a solenoid valve 3 and an observation window 4. The oil storage tank 2 is connected to the lower end surface of the U-shaped box 1. An oil discharge port is provided on the lower end surface of the oil storage tank 2, and a solenoid valve 3 is installed on the oil discharge port. An observation window 4 is provided on the side surface of the oil storage tank 2;

[0025] It also includes a reducing pipe 5 and a flange 6. Reducing pipes 5 are respectively connected to the two groups of ports of the U-shaped box 1, and a flange 6 is connected to the upper end surface of the reducing pipe 5;

[0026] It also includes a filter element plate 7 and a first sealing plate 8. Filter element plates 7 are installed in the upper left and right parts of the U-shaped box 1 by being inclined through clamping grooves. Maintenance openings are respectively provided on the upper left and right of the front end surface of the U-shaped box 1, and a group of first sealing plates 8 are respectively installed on the two groups of maintenance openings;

[0027] The sealing device includes a second sealing plate 9, a rubber ring 10 and a rubber sealing block 11. A group of cleaning openings are respectively provided on the left and right end surfaces of the U-shaped box 1, and both groups of cleaning openings are located on the upper side of the lower part of the filter element plate 7. Two groups of second sealing plates 9 are installed on the two groups of cleaning openings on the U-shaped box 1 through bolts. A rubber sealing block 11 and a rubber ring 10 are provided on the inner side surface of the second sealing plate 9;

[0028] The cleaning device includes a water tank 12, a water pump 13, a three-way valve 14 and spray heads 15. The water tank 12 is installed in the middle of the U-shaped box 1. The water pump 13 is installed on the upper end surface of the water tank 12. The input end of the water pump 13 is communicated with the inner bottom of the water tank 12. A group of spray heads 15 are respectively installed on the upper left and right parts inside the U-shaped box 1, and the two groups of spray heads 15 are respectively located above the two groups of filter element plates 7. The output end of the water pump 13 is connected with the three-way valve 14, and the two output ends of the three-way valve 14 are connected to the two groups of spray heads 15 through pipelines;

[0029] Due to the structure of the support device itself, it is convenient to collect the oil droplets during the oil fume process. Due to the sealing device, it is convenient to clean the solid particles accumulated during the oil fume filtering process, reducing the labor intensity of the operator during the cleaning and maintenance process. Due to the cleaning device, it is convenient to automatically clean the filter element, improving the practicability of the device.

[0030] The water pump 13 and the solenoid valve 3 of an oil mist filtering device for stainless steel cold rolling oil of the present utility model are purchased on the market. Technicians in this industry only need to install and operate them according to the attached operation manual, without the need for technicians in this field to perform creative labor.

[0031] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art of this technology, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A stainless steel cold rolling mill oil mist filtration device; characterized in that, The invention comprises a supporting device, a sealing device and a cleaning device, wherein the sealing device is mounted on the supporting device, and the cleaning device is mounted on the supporting device; the supporting device comprises a U-shaped box (1), an oil storage tank (2), a solenoid valve (3) and an observation window (4); the lower end surface of the U-shaped box (1) is connected to the oil storage tank (2); an oil discharge port is arranged on the lower end surface of the oil storage tank (2); the solenoid valve (3) is mounted on the oil discharge port; and an observation window (4) is arranged on the side surface of the oil storage tank (2); the sealing device comprises a second sealing plate (9), a rubber ring (10) and a rubber sealing block (11); a group of cleaning ports are respectively arranged on the left and right end surfaces of the U-shaped box (1); the two groups of cleaning ports are both located on the upper side of the lower part of the filter element plate (7); the two groups of second sealing plates (9) are mounted on the U-shaped box (1) by bolts. On the two groups of cleaning ports on the box (1), a rubber sealing block (11) and a rubber ring (10) are arranged on the inner side surface of the second sealing plate (9); the cleaning device comprises a water tank (12), a water pump (13), a three-way valve (14) and a nozzle (15); the water tank (12) is installed in the middle of the U-shaped box (1); the water pump (13) is installed on the upper end surface of the water tank (12); the input end of the water pump (13) is connected to the bottom of the water tank (12); a group of nozzles (15) are respectively installed on the left and right parts of the U-shaped box (1); the two groups of nozzles (15) are respectively located on the upper sides of the two groups of filter core plates (7); the output end of the water pump (13) is connected to the three-way valve (14); the two groups of output ends of the three-way valve (14) are connected to the two groups of nozzles (15) through pipelines.

2. The oil mist filtration device for a stainless steel cold rolling mill as claimed in claim 1, characterized in that: It also comprises a reducer (5) and a flange (6), wherein the two groups of ports of the U-shaped box (1) are respectively connected to the reducer (5), and the upper end surface of the reducer (5) is connected to the flange (6).

3. The oil mist filtration device for a stainless steel cold rolling mill as claimed in claim 1, characterized in that: It also comprises a filter core plate (7) and a first sealing plate (8), the filter core plate (7) being obliquely mounted in the left and right upper parts of the U-shaped box (1) via a slot, and inspection openings are respectively arranged on the left and right upper parts of the front end surface of the U-shaped box (1), and a group of first sealing plates (8) are respectively mounted on the two groups of inspection openings.

4. The oil mist filtration device for a stainless steel cold rolling mill as claimed in claim 1, characterized in that: The filter element plate (7) further comprises a rear end surface thereof inlaid with a magnet.

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