CN216963970U

CN216963970U - Oil curtain dust removal device for gas filtration

Info

Publication number: CN216963970U
Application number: CN202220119628.3U
Authority: CN
Inventors: 蒋惠卫; 倪苹
Original assignee: Suzhou Lianqin Environmental Protection Technology Co ltd
Current assignee: Suzhou Lianqin Environmental Protection Technology Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-07-15
Anticipated expiration: 2032-01-18

Abstract

The utility model discloses an oil curtain dust removal device for gas filtration, which comprises a working box, wherein an air inlet pipe is arranged in the middle of the front side of the working box, an air outlet pipe is arranged in the middle of the back side of the working box, a fan is arranged on the back side of the working box and is connected with the outer end of the air outlet pipe, an upper oil tank and a lower oil tank are respectively arranged at the top and the bottom of an inner cavity of the working box, a flow guide plate is obliquely arranged in the middle of the inner cavity of the working box, a shutter-shaped structure is arranged on the surface of the flow guide plate, flow guide grooves are formed between three side surfaces of the flow guide plate and the inner wall of the working box, and the direction of notches of the flow guide grooves faces towards the air inlet pipe. According to the utility model, dust air enters the working box through the air inlet pipe, the louver-shaped structures are arranged on the surface of the guide plate, hydraulic oil is uniformly distributed to form the oil curtain, the air entering the working box passes through the oil curtain under the action of the fan, and fine particles and dust can be precipitated at the bottom of the oil box due to the fact that the density of the hydraulic oil is smaller than that of water, so that the cleaning is facilitated.

Description

Oil curtain dust removal device for gas filtration

Technical Field

The utility model relates to a dust removal device, in particular to an oil curtain dust removal device for gas filtration.

Background

Workshop production preparation glass tempering manure pit, storage tank, container, goods such as purifying tower, the equipment shaping after finishing polishing to the semi-manufactured goods in the production process, it seriously influences workshop air quality and workman respiratory healthy to polish to produce the dust, in order to improve the air quality in workshop, often adopts cascade dust collecting equipment to get rid of the dust in the operation area, has reached air-purifying quality.

At present, current cascade dust collecting equipment easily produces water smoke in the use, and sewage, and when dust removal in-process caught metal particles, water can have chemical reaction with some metal particles, forms inflammable and explosive gas, for example water and magnalium particulate matter reaction form inflammable and explosive hydrogen, have reduced its practicality. Therefore, we improve the problem and provide an oil curtain dust removal device for gas filtration.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to an oil curtain dust removal device for gas filtration, which comprises a working box, wherein an air inlet pipe is arranged in the middle of the front side of the working box, an air outlet pipe is arranged in the middle of the back side of the working box, a fan is arranged on the back side of the working box and is connected with the outer end of the air outlet pipe, an upper oil tank and a lower oil tank are respectively arranged at the top and the bottom of an inner cavity of the working box, a guide plate is obliquely arranged in the middle of the inner cavity of the working box, a shutter-shaped structure is arranged on the surface of the guide plate, guide grooves are formed between three side surfaces of the guide plate and the inner wall of the working box, the notch direction of each guide groove faces towards the air inlet pipe, a group of guide pipes facing the top of the guide grooves are uniformly arranged at the bottom of the upper oil tank, a first filter screen is arranged between the bottom of each guide groove and the lower oil tank, an oil return pipe is arranged at one side of the working box, and two ends of each return pipe respectively extend into the upper oil tank and the lower oil tank, and an oil pump is arranged on the oil return pipe and is fixed with the side surface of the working box.

As a preferred technical scheme of the utility model, one side of the air inlet pipe is uniformly provided with a plurality of short pipes which are respectively communicated with the inner cavity of the working box.

As a preferred technical scheme of the utility model, the inner end port of the air outlet pipe faces upwards.

As a preferable technical scheme, a dust-proof box is arranged on the back side of the working box, the fan is arranged on the inner wall of the dust-proof box, and a second filter screen is arranged at the top end of the dust-proof box.

As a preferable technical solution of the present invention, the baffle is made of a stainless steel plate.

As a preferred technical scheme of the present invention, one side of the working box is provided with a positioning opening, the inner wall of the working box is fixed with a U-shaped positioning frame, a positioning groove corresponding to the positioning opening is formed in the U-shaped positioning frame, and the inner end of the first filter screen passes through the positioning opening and is inserted into the positioning groove.

As a preferable technical scheme of the utility model, a sealing plate is arranged at the outer end of the first filter screen, a group of pull rings are arranged on the outer side of the sealing plate, and a rubber sealing block is arranged on the inner side of the sealing plate and extends into the positioning opening.

The utility model has the beneficial effects that:

1. the oil curtain dust removal device for gas filtration is characterized in that a working box, an air inlet pipe, an air outlet pipe, a fan, an upper oil box, a lower oil box, a guide plate, a flow guide pipe, a first filter screen, an oil return pipe and an oil pump are arranged, dust air enters the working box through the air inlet pipe, the surface of the guide plate is provided with a shutter-shaped structure, hydraulic oil is uniformly distributed to form an oil curtain, the air entering the working box under the action of the fan passes through the oil curtain, small particles and dust can be precipitated at the bottom of the oil box due to the fact that the density of the hydraulic oil is smaller than that of water and are convenient to clean, when metal particles are captured, the oil curtain dust removal device does not chemically react with the metal particles to form inflammable and explosive gas, is safe and stable, a circulating oil path is formed between the upper oil box, the lower oil box, the oil return pipe and the oil pump, the first filter screen is arranged between the guide plate and the lower oil box to filter impurities, so that clean hydraulic oil can be recycled, no secondary pollution is generated.

2. This kind of oil curtain dust collector for gas filtration through having seted up the location mouth in one side of work box, and the inner wall of work box is fixed with the U-shaped locating frame, set up the constant head tank that corresponds with the location mouth in the U-shaped locating frame, the inner of first filter screen passes the location mouth and inserts the constant head tank, and the outer end of first filter screen is equipped with the closing plate, and the outside of closing plate is equipped with a set of pull ring, and the inboard of closing plate is equipped with the sealed piece of rubber, and the sealed piece of rubber stretches into in the location mouth, seals the location mouth, conveniently takes first filter screen out and clears up, simple structure, convenient operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic front view of an oil curtain dust removing device for gas filtration according to the present invention;

FIG. 2 is a schematic rear view of an oil curtain dust removing device for gas filtration according to the present invention;

FIG. 3 is a front sectional view of an oil curtain dust removing device for gas filtration according to the present invention;

FIG. 4 is a side sectional view of an oil curtain dust removing device for gas filtration according to the present invention;

FIG. 5 is an enlarged view of the oil curtain dust removing device for gas filtration in FIG. 3 at A;

FIG. 6 is a schematic structural diagram of a U-shaped positioning frame of the oil curtain dust removing device for gas filtration of the present invention.

In the figure: 1. a work box; 2. an air inlet pipe; 3. an air outlet pipe; 4. a fan; 5. an upper oil tank; 6. a lower oil tank; 7. a baffle; 8. a diversion trench; 9. a flow guide pipe; 10. a first filter screen; 11. an oil return pipe; 12. An oil pump; 13. a short pipe; 14. a dust-proof box; 15. a second filter screen; 16. positioning the opening; 17. a U-shaped positioning frame; 18. positioning a groove; 19. a sealing plate; 20. a pull ring; 21. a rubber sealing block; 22. an oil inlet pipe.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1, 2, 3, 4, 5 and 6, the utility model relates to an oil curtain dust removing device for gas filtration, which comprises a working box 1, an air inlet pipe 2 is arranged in the middle of the front side of the working box 1, an air outlet pipe 3 is arranged in the middle of the back side of the working box 1, a fan 4 is arranged on the back side of the working box 1, the fan 4 is connected with the outer end of the air outlet pipe 3, an upper oil tank 5 and a lower oil tank 6 are respectively arranged at the top and the bottom of the inner cavity of the working box 1, a guide plate 7 is obliquely arranged in the middle of the inner cavity of the working box 1, a shutter-shaped structure is arranged on the surface of the guide plate 7, a guide groove 8 is formed between three sides of the guide plate 7 and the inner wall of the working box 1, the direction of the notch of the guide groove 8 faces the air inlet pipe 2, a group of guide pipes 9 facing the top of the guide groove 8 is uniformly arranged at the bottom of the upper oil tank 5, a first filter screen 10 is arranged between the bottom of the guide groove 8 and the lower oil tank 6, an oil return pipe 11 is arranged on one side of the working box 1, two ends of an oil return pipe 11 respectively extend into the upper oil tank 5 and the lower oil tank 6, an oil pump 12 is arranged on the oil return pipe 11, and the oil pump 12 is fixed with the side surface of the working box 1.

Wherein, one side of air-supply line 2 evenly is equipped with a plurality of nozzle stub 13, and a plurality of nozzle stub 13 is the intercommunication of 1 inner chamber of work box respectively for dirty gas is even gets into and passes through the oil curtain in the work box 1.

Wherein, the inner end port of the air outlet pipe 3 faces upwards.

Wherein, the dorsal part of work box 1 is equipped with dust proof box 14, and fan 4 sets up at dust proof box 14 inner wall, and the top of dust proof box 14 is equipped with second filter screen 15, avoids under the off-state, and the dust is piled up on fan 4.

Wherein the guide plate 7 is made of stainless steel plate.

Wherein, the location mouth 16 has been seted up to one side of work box 1, and the inner wall of work box 1 is fixed with U-shaped location frame 17, has seted up the constant head tank 18 that corresponds with location mouth 16 in the U-shaped location frame 17, and the inner of first filter screen 10 passes location mouth 16 and inserts in the constant head tank 18, conveniently takes out first filter screen 10 and clears up, simple structure, convenient operation.

The outer end of the first filter screen 10 is provided with a sealing plate 19, the outer side of the sealing plate 19 is provided with a group of pull rings 20, the inner side of the sealing plate 19 is provided with a rubber sealing block 21, and the rubber sealing block 21 extends into the positioning opening 16 to seal the positioning opening 16 so as to prevent the air from exposing.

The working principle is that hydraulic oil is added into a lower oil tank 6 through an oil inlet pipe 22 and is connected with an external fan 4 through an air inlet pipe 2, dust-containing gas is conveyed into a working tank 1 and enters an inner cavity of the working tank 1, an oil pump 12 works to enable the hydraulic oil in the lower oil tank 6 to enter an upper oil tank 5 through an oil return pipe 11 and then flow into a guide plate 7 through a group of uniformly arranged guide pipes 9, a guide groove 8 is formed between three side surfaces of the guide plate 7 and the inner wall of the working tank 1, the surface of the guide plate 7 is provided with a shutter-shaped structure, so that the hydraulic oil is uniformly distributed when flowing downwards and dropping to form an oil curtain, air entering the working tank 1 under the action of the fan 4 passes through the oil curtain, fine particles and dust can be deposited and remained on a first filter screen 10 due to the fact that the density of the hydraulic oil is lower than that the hydraulic oil enters the lower oil tank 6 to be recycled, after the working is finished, the first filter screen 10 can be cleaned by outwards drawing the first filter screen 10, simple structure and convenient operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an oil curtain dust collector for gas filtration, includes work box (1), its characterized in that, the middle part of the positive side of work box (1) is equipped with air-supply line (2), the dorsal part of work box (1) is equipped with out tuber pipe (3), fan (4) are installed to the dorsal part of work box (1), fan (4) are connected with the outer end that goes out tuber pipe (3), the top and the bottom of work box (1) inner chamber are equipped with oil tank (5) and lower oil tank (6) respectively, the middle part slope of work box (1) inner chamber is equipped with guide plate (7), the surface of guide plate (7) is equipped with tripe column structure, form between the inner wall of guide plate (7) three side and work box (1) guiding gutter (8), the notch direction of guiding gutter (8) is towards air-supply line (2), the bottom of going up oil tank (5) evenly is equipped with a set of honeycomb duct (9) towards guiding gutter (8) top, be equipped with first filter screen (10) between the bottom of guiding gutter (8) and lower oil tank (6), one side of work box (1) is equipped with back oil pipe (11), the both ends that return oil pipe (11) stretch into respectively in oil tank (5) and lower oil tank (6), be equipped with oil pump (12) on returning oil pipe (11), oil pump (12) are fixed mutually with the side of work box (1).

2. The oil curtain dust removal device for gas filtration according to claim 1, wherein a plurality of short pipes (13) are uniformly arranged on one side of the air inlet pipe (2), and the short pipes (13) are respectively communicated with the inner cavity of the working box (1).

3. The oil curtain dust removal device for gas filtration as claimed in claim 1, wherein the inner end port of the air outlet pipe (3) is upward.

4. The oil curtain dust removal device for gas filtration is characterized in that a dust prevention box (14) is arranged on the back side of the working box (1), the fan (4) is arranged on the inner wall of the dust prevention box (14), and a second filter screen (15) is arranged at the top end of the dust prevention box (14).

5. The oil curtain dust collector for gas filtration as claimed in claim 1, wherein the guide plate (7) is made of stainless steel plate.

6. The oil curtain dust removal device for gas filtration according to claim 1, wherein a positioning opening (16) is formed in one side of the working box (1), a U-shaped positioning frame (17) is fixed to the inner wall of the working box (1), a positioning groove (18) corresponding to the positioning opening (16) is formed in the U-shaped positioning frame (17), and the inner end of the first filter screen (10) penetrates through the positioning opening (16) and is inserted into the positioning groove (18).

7. The oil curtain dust removal device for gas filtration is characterized in that a sealing plate (19) is arranged at the outer end of the first filter screen (10), a group of pull rings (20) are arranged on the outer side of the sealing plate (19), a rubber sealing block (21) is arranged on the inner side of the sealing plate (19), and the rubber sealing block (21) extends into the positioning opening (16).

8. The oil curtain dust removal device for gas filtration according to claim 1, wherein the bottom of the front side of the working box (1) is provided with a pair of oil inlet pipes (22) respectively communicated with the top and the bottom of the lower oil tank (6), and the oil inlet pipes (22) are provided with valves.