CN219630936U

CN219630936U - Oil mist purifying and washing tower

Info

Publication number: CN219630936U
Application number: CN202321084202.XU
Authority: CN
Inventors: 黄绍东; 叶玉泉; 伍繁傍
Original assignee: Shenzhen Ruigesheng Equipment Co ltd
Current assignee: Shenzhen Ruigesheng Equipment Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-09-05
Anticipated expiration: 2033-05-08

Abstract

The utility model relates to the technical field of oil mist waste gas purification treatment, and discloses an oil mist purification washing tower, which comprises a washing tower body, wherein an air inlet and an air outlet are respectively arranged at two sides of the washing tower body; the oil mist pretreatment device is arranged at the air inlet; the demisting layer is arranged in the washing tower body and is close to the air outlet; the spraying layers are provided with a plurality of layers and are respectively arranged in the washing tower body, and a filler layer is arranged below any one layer of spraying layers; the oil-water separation layer is arranged at the bottom of the washing tower body and is used for separating sprayed water from an oil layer; according to the utility model, the oil mist pretreatment device is combined with the washing tower to remove oil mist, so that the oil mist treatment efficiency is improved, and meanwhile, the washing tower is internally provided with a plurality of spraying layers, and the oil mist waste gas is purified more thoroughly by adopting a grading and multiple washing mode, so that the purification treatment efficiency is improved.

Description

Oil mist purifying and washing tower

Technical Field

The utility model relates to the technical field of oil mist waste gas purification treatment, in particular to an oil mist purification washing tower.

Background

In the CNC workshop production process, a large amount of oil mist waste gas is often generated, and the health of workshop staff is easily affected, so that the oil mist waste gas generated in the workshop is required to be purified and cleaned; in the prior art, a mechanical filter type oil mist separator or an electrostatic type oil mist purifier fan is generally adopted to purify oil mist waste gas generated in a workshop, but the air quantity is not up to standard due to easy blockage of filter cotton of the traditional mechanical filter type oil mist separator, so that the indoor purification effect is reduced, and after the electrode plate in the electrostatic type oil mist separator is adsorbed and saturated, the purification effect is rapidly attenuated, so that the outdoor emission is not up to standard.

Therefore, in order to improve the problem, chinese patent publication No. CN213761077U, publication No. 2021-07-23 discloses a high-efficiency oil mist removing washing tower, which comprises a tower body, wherein a washing layer and a mist removing layer which are sequentially arranged from bottom to top are arranged in the tower body, an oil mist removing circulating water tank is communicated with the bottom of the tower body, an exhaust gas inlet is arranged on one side of the tower body between the washing layer and the oil mist removing circulating water tank, an exhaust gas outlet is arranged at the top of the tower body, and a side flushing spray head is arranged on the inner side of the exhaust gas inlet. According to the efficient oil mist removal washing tower provided by the utility model, coarse washing is realized by arranging the side flushing spray nozzle at the inner side of the waste gas inlet, so that waste gas is washed and purified more thoroughly in a grading multiple washing mode, and the washing efficiency is improved.

However, the washing layer in the patent is simple in structure, and when the oil mist waste gas enters the washing layer, the oil mist waste gas is not pretreated, so that the oil mist waste gas is not easy to scatter, the contact effect of the oil mist waste gas and the washing layer is influenced, and the oil mist purification efficiency is influenced; in addition, the oil mist waste gas moves in the tower body from bottom to top, and the movement path is short, so that the contact time with the washing layer is short, the oil mist purifying effect is affected, and the problems are needed to be solved.

Disclosure of Invention

Aiming at the defects or drawbacks in the prior art, the utility model provides the oil mist purifying and washing tower, which adopts a mode of combining an oil mist preprocessor with the washing tower to remove oil mist, improves the oil mist treatment efficiency, and simultaneously adopts a mode of grading multiple washing to purify oil mist waste gas more thoroughly, and improves the purification treatment efficiency.

In order to achieve the above object, the present utility model provides an oil mist purifying and washing tower comprising:

the washing tower comprises a washing tower body, wherein an air inlet and an air outlet are respectively arranged at two sides of the washing tower body;

the oil mist pretreatment device is arranged at the air inlet;

the demisting layer is arranged in the washing tower and is close to the air outlet;

the spraying layers are provided with a plurality of layers and are respectively arranged in the washing tower body, and a filler layer is arranged below any one layer of spraying layers;

and the oil-water separation layer is arranged at the bottom of the washing tower and is used for separating sprayed water from an oil layer.

Further, any one of the packing layers comprises a first packing layer and a second packing layer which are sequentially arranged from bottom to top.

Further, the first packing layer comprises a supporting frame and a plurality of rotating blade groups arranged in the supporting frame, and any two adjacent rotating blade groups are arranged in a staggered mode.

Further, the second filler layer is a metal corrugated filler layer.

Further, the layer that sprays is equipped with the three-layer, is first layer, second layer and the third layer that sprays respectively, first spray the layer with the second sprays the layer from bottom to top vertical setting, the third sprays the layer and locates first layer one side that sprays and be located the below on defogging layer, the second spray the layer with the third sprays and is equipped with flow channel between the layer.

Further, any one layer of spraying layer all include spray be responsible for and evenly distributed in spray header on the main pipe that sprays, the main pipe that sprays is located in the scrubbing tower body, just the one end that sprays the main pipe extends the outside of scrubbing tower body, the main pipe that sprays with the scrubbing tower body can dismantle and be connected.

Further, the oil-water separation layer comprises a baffle plate, a water tank and a floating oil layer, the baffle plate is arranged at the bottom of the washing tower body, the water tank is arranged below the baffle plate, the floating oil layer is arranged above the baffle plate, and an oil discharge valve is arranged on one side, close to the floating oil layer, of the washing tower body;

the water tank is characterized by further comprising a spray water pump, wherein the water inlet end of the spray water pump is communicated with the water tank through a pipeline, and the water outlet end of the spray water pump is communicated with the spray layer through a pipeline.

Further, an overhaul platform is arranged on one side of the washing tower body, and a plurality of visual windows are arranged on the side wall of the washing tower body.

Further, the material of the washing tower body is an ultraviolet-proof PP plate.

Further, the method further comprises the following steps:

the water flow sensor is used for measuring the water flow of the spraying layer;

and the oil mist concentration detection sensor is used for measuring the concentration of oil mist waste gas at the air inlet.

The oil mist purifying and washing tower adopting the technical scheme provided by the utility model has the following effects:

1. according to the utility model, the oil mist pretreatment device is arranged at the air inlet of the washing tower body, so that the oil mist can be pretreated, the concentration in oil mist waste gas can be reduced, and the oil mist purification efficiency can be improved.

2. The multi-layer spray layer and the packing layer are arranged in the utility model, so that the oil mist waste gas can be dispersed and fully contacted with water, the oil mist waste gas can be purified more thoroughly in a grading multi-washing mode, and the purification treatment efficiency is improved; and the multilayer sprays the layer and staggers the setting in vertical and horizontal direction respectively, can increase the removal route of oil mist waste gas in the scrubbing tower body, also increases the contact time of oil mist waste gas and spray water, improves the fusion effect of oil mist and water, makes the oil mist purify more thoroughly, improves the result of use.

Drawings

FIG. 1 is a schematic diagram of the installation of a scrubber body and a shop fan in accordance with the present utility model;

FIG. 2 is a second schematic diagram of the installation of the scrubber body and the shop fan in the present utility model;

FIG. 3 is a top view of the present utility model;

FIG. 4 is a side view of the scrubber body of the present utility model;

FIG. 5 is a left side view of FIG. 4;

FIG. 6 is a front view of a filler layer of the present utility model;

fig. 7 is a top view of a first filler layer of the present utility model.

Description of the reference numerals

1, a washing tower body; 2, an air inlet; 3, an air outlet; 4, an oil mist preprocessor; 5, removing fog layer; 60 spraying layers; 60a spraying a main pipe; 60b spray header; 61 a first spray layer; 62 a second spray layer; 63 a third spray layer; 64 flow channels; 70 a filler layer; 71a first filler layer; 71a support frame; 71b rotating the blade set; a second filler layer 72; an 80 oil-water separation layer; 81 separator plates; 82 a water tank; 83 float oil layer; an 84 oil drain valve; 85 spraying a water pump; 9, overhauling the platform; 10 visual window; 11 water flow sensor, 12 oil mist concentration detection sensor, 13 fan.

Detailed Description

Hereinafter, exemplary embodiments according to the present utility model will be described in detail with reference to the accompanying drawings. It should be apparent that the described embodiments are only some embodiments of the present utility model and not all embodiments of the present utility model, and it should be understood that the present utility model is not limited by the example embodiments described herein.

In order to solve the problems that the air quantity is not up to standard due to easy blockage of filter cotton of the traditional mechanical filtering type oil mist separator in the background art, the indoor purifying effect is reduced, the purifying effect is rapidly attenuated after the electrode plate in the electrostatic type oil mist separator is adsorbed and saturated, and the outdoor emission is not up to standard. The utility model adopts a washing tower to replace the original mechanical filtering type oil mist separator and electrostatic type oil mist separator.

As shown in fig. 1 to 7, the utility model provides an oil mist purifying and washing tower, which comprises a washing tower body 1, an oil mist preprocessor 4, a demisting layer 5, a spraying layer 60 and an oil-water separation layer 80; further comprises: a water flow sensor 11 for measuring the water flow of the spray layer 60; the oil mist concentration detection sensor 12 is used for measuring the concentration of the oil mist waste gas at the air inlet 2.

The both sides of the washing tower body 1 are respectively provided with an air inlet 2 and an air outlet 3, the air inlet 2 is arranged at the bottom of one side of the washing tower body 1, the air outlet 3 is arranged at the upper end part of the other side opposite to the washing tower body 1, the air inlet 2 and the air outlet 3 are staggered, the circulation path of oil mist waste gas in the washing tower body 1 can be increased, the washing purification time is prolonged, the oil mist purification effect is improved, the air outlet 3 of the washing tower body 1 can be communicated with a workshop fan 13 when the washing tower is installed and used, suction is generated through the workshop fan 13, and the oil mist waste gas in a workshop is sucked into the washing tower body 1 for purification treatment. Optionally, the position of the air outlet 3 may be adjusted according to the installation requirement.

The oil mist preprocessor 4 is arranged at the air inlet 2 of the washing tower body 1, can preprocess oil mist, reduces the concentration in the oil mist waste gas, then enables the preprocessed oil mist waste gas to enter the washing tower body 1, the spray layers 60 are provided with a plurality of layers and are respectively arranged in the washing tower body 1, the filler layer 70 is arranged below any one of the spray layers 60, the oil mist waste gas passing through each spray layer 60 can be subjected to dispersion treatment, the oil mist waste gas can be dispersed and fully fused with water sprayed out of the spray layers 60 to be purified, and the oil mist waste gas can be effectively washed by arranging the spray layers 60 and the filler layers 70 in a multi-layer washing mode, so that the oil mist waste gas is purified more thoroughly, and the purification treatment efficiency is improved.

The defogging layer 5 is arranged in the washing tower and is close to the air outlet 3, and can defog the gas after washing and purifying, so that the dryness of clean gas is ensured, and then the clean gas is discharged through the air outlet 3.

The oil-water separation layer 80 is arranged at the bottom of the washing tower and is used for separating sprayed water from an oil layer, so that the treated water can be recycled, and the resource utilization rate is improved.

As a preferred implementation mode, when oil mist waste gas is treated, the oil mist waste gas concentration at the air inlet 2 can be measured through the oil mist concentration detection sensor 12, meanwhile, data is received through an operation terminal, the work of the spray water pump 85 is controlled, and the spray quantity is measured through the water flow sensor 11, so that the water quantity is ensured to be full, and the whole purification process is safer and more reliable. Preferably, the oil mist concentration detection sensor 12 is of the type MK753836-K2; the model number of the water flow sensor 11 is DN40.

It should be noted that the oil mist preprocessor 4 may be a commercially available product.

Further, as shown in fig. 2, 6 and 7, each packing layer 70 includes a first packing layer 71 and a second packing layer 72 sequentially disposed from bottom to top, the first packing layer 71 includes a support frame 71a and a plurality of rotating blade sets 71b disposed in the support frame 71a, and any two adjacent rotating blade sets 71b are disposed in a staggered manner.

When oil mist waste gas passes through the first packing layer 71, the rotary blade set 71b is driven to rotate, and when the spraying layer 60 sprays downwards, the falling water flow can also drive the rotary blades to rotate, the rotary blade sets 71b are mutually staggered, the rotary blade sets 71b are driven by oil mist waste gas and water flow in a double mode to rotate randomly, so that the oil mist waste gas can be dispersed more easily, the rotary blade sets 71b can also enable the oil mist waste gas to stay in the rotating process, the spraying washing time of the spraying layer 60 on the oil mist waste gas is further increased, the purifying and washing effects of the oil mist waste gas are improved, and the oil mist waste gas is separated more thoroughly.

Further, the second filler layer 72 is a metal corrugated filler layer 70.

Optionally, the first packing layer 71 and the second packing layer 72 are made of metal materials, are nonflammable, safe and reliable, and specifically, no matter the oil mist preprocessor 4 or the washing tower is used for removing oil mist, no attenuation exists in the treatment effect; the condition that the air quantity is not up to standard due to easy blocking of filter cotton of the traditional mechanical filter type oil mist separator is avoided, the indoor purifying effect is reduced, and the condition that the outdoor emission is not up to standard due to rapid attenuation of the purifying effect of the electrostatic type oil mist separator after the electrode plate is adsorbed and saturated is avoided.

Further, as shown in fig. 1 to 4, in the embodiment of the present utility model, the spray layer 60 is provided with three layers, namely, a first spray layer 61, a second spray layer 62 and a third spray layer 63, the first spray layer 61 and the second spray layer 62 are vertically arranged from bottom to top, the third spray layer 63 is arranged at one side of the first spray layer 61 and is positioned below the mist removing layer 5, and a flow passage 64 is arranged between the second spray layer 62 and the third spray layer 63.

In the above-mentioned embodiment, adopt the vertical mode that sets up of first layer 61 and second layer 62 that sprays and first layer 61 and third layer 63 that sprays, not only can reduce the height of scrubbing tower body 1, make things convenient for the equipment personnel to maintain, also can increase the removal route of oil mist waste gas in scrubbing tower body 1 simultaneously, make oil mist waste gas disperse more easily in the removal in-process, also increase oil mist waste gas and spray water's contact time, improve the fusion effect of oil mist and water, make the oil mist purification more thoroughly, improve the result of use.

Further, as shown in fig. 1-4, any layer of spray layer 60 includes a spray main pipe 60a and spray headers 60b uniformly distributed on the spray main pipe 60a, the spray main pipe 60a is disposed in the washing tower body 1, one end of the spray main pipe 60a extends out of the washing tower body 1, and the spray main pipe 60a is detachably connected with the washing tower body 1.

Specifically, the main spray pipe 60a is fixed on the outer side by adopting a flange, and when the main spray pipe 60a needs maintenance, the main spray pipe 60a can be taken out for maintenance by detaching the flange on the outer side without entering the washing tower for disassembly and assembly.

Further, as shown in fig. 2, the oil-water separation layer 80 comprises a partition 81, a water tank 82 and a floating oil layer 83, the partition 81 is arranged at the bottom of the washing tower body 1, the water tank 82 is arranged below the partition 81, the floating oil layer 83 is arranged above the partition 81, and an oil discharge valve 84 is arranged at one side of the washing tower body 1 close to the floating oil layer 83.

The water inlet end of the spray water pump 85 is communicated with the water tank 82 through a pipeline, and the water outlet end of the spray water pump 85 is communicated with the spray layer 60 through a pipeline.

When the device works, the water mist sprayed by the spraying layer 60 can fully contact with oil mist waste gas, separate oil mist and settle into the water tank 82 at the bottom together, spray water can flow into the water tank 82 from the partition plate 81, floating oil or grease which is not compatible with water is isolated at the upper layer by the partition plate 81, and is periodically and automatically discharged through the oil discharge valve 84; and water in the water tank 82 can flow into the spray layer 60 through the spray water pump 85 and be recycled.

Specifically, three spray water pumps 85 are provided, two of the three spray water pumps are in a working state, the other spray water pump is in a standby state, and the two spray water pumps are marked as manual switching for use, so that the use is safer and more reliable.

Further, as shown in fig. 4-5, an overhaul platform 9 is arranged at one side of the washing tower body 1, and a plurality of visual windows 10 are arranged on the side wall of the washing tower body 1.

Specifically, the maintenance platform 9 can adopt 40×40×t2.5iron square tubes as a main support, the platform surface is welded with a t=3.0 antiskid plate, and the whole maintenance platform 9 is subjected to treatment of antirust paint and yellow surface paint; specifically, the visual window 10 is made of transparent acrylic, the diameter phi of the visual window is 500, and preferably, 1 visual window 10 is designed for each spray layer 60 so as to view the situation of each spray layer 60.

Further, the material of the washing tower body 1 is an ultraviolet-proof PP plate.

Claims

1. An oil mist purifying and washing tower, comprising:

the washing tower comprises a washing tower body (1), wherein an air inlet (2) and an air outlet (3) are respectively arranged at two sides of the washing tower body (1);

the oil mist pretreatment device (4), wherein the oil mist pretreatment device (4) is arranged at the air inlet (2);

the demisting layer (5) is arranged in the washing tower body (1) and is close to the air outlet (3);

the spraying layers (60) are arranged in the washing tower body (1) respectively, and a packing layer (70) is arranged below any one layer of the spraying layers (60);

and the oil-water separation layer (80) is arranged at the bottom of the washing tower body (1) and used for separating sprayed water from an oil layer.

2. The oil mist purifying and washing tower according to claim 1, characterized in that: any one of the packing layers (70) comprises a first packing layer (71) and a second packing layer (72) which are sequentially arranged from bottom to top.

3. The oil mist purifying and washing tower according to claim 2, characterized in that: the first packing layer (71) comprises a supporting frame (71 a) and a plurality of rotating blade groups (71 b) arranged in the supporting frame (71 a), and any two adjacent rotating blade groups (71 b) are arranged in a staggered mode.

4. The oil mist purifying and washing tower according to claim 2, characterized in that: the second filler layer (72) is a metal corrugated filler layer (70).

5. The oil mist purifying and washing tower according to claim 1, characterized in that: the utility model discloses a mist eliminator, including spraying layer (60), first spraying layer (61), second spraying layer (62) and third spraying layer (63), first spraying layer (61) with second spraying layer (62) are from bottom to top vertical setting, third spraying layer (63) are located first spraying layer (61) one side and are located the below of defogging layer (5), second spraying layer (62) with be equipped with flow channel (64) between third spraying layer (63).

6. The oil mist purifying and washing tower according to claim 1, characterized in that: any layer spray layer (60) all include spray be responsible for (60 a) and evenly distributed in spray header (60 b) on being responsible for (60 a) sprays, spray be responsible for (60 a) locate in washing tower body (1), just spray one end of being responsible for (60 a) and extend the outside of washing tower body (1), spray be responsible for (60 a) with washing tower body (1) can dismantle and be connected.

7. The oil mist purifying and washing tower according to claim 1, characterized in that: the oil-water separation layer (80) comprises a partition board (81), a water tank (82) and a floating oil layer (83), wherein the partition board (81) is arranged at the bottom of the washing tower body (1), the water tank (82) is arranged below the partition board (81), the floating oil layer (83) is arranged above the partition board (81), and an oil discharge valve (84) is arranged on one side, close to the floating oil layer (83), of the washing tower body (1);

the water tank is characterized by further comprising a spray water pump (85), wherein the water inlet end of the spray water pump (85) is communicated with the water tank (82) through a pipeline, and the water outlet end of the spray water pump (85) is communicated with the spray layer (60) through a pipeline.

8. The oil mist purifying and washing tower according to claim 1, characterized in that: an overhaul platform (9) is arranged on one side of the washing tower body (1), and a plurality of visual windows (10) are arranged on the side wall of the washing tower body (1).

9. The oil mist purifying and washing tower according to claim 1, characterized in that: the material of the washing tower body (1) is an ultraviolet-proof PP plate.

10. The oil mist purifying washing tower according to any one of claims 1 to 9, characterized in that: further comprises:

a water flow sensor (11) for measuring the water flow of the spray layer (60);

and the oil mist concentration detection sensor (12) is used for measuring the concentration of oil mist waste gas at the air inlet (2).