CN214552075U - Gas purification device for MDF tail gas up-to-standard emission - Google Patents

Abstract

The utility model discloses a gaseous purifier of MDF tail gas discharge to reach standard, including spraying the structure casing, the upper end that sprays the structure casing is run through and is provided with the support water pipe, the bottom outside fixed mounting who supports the water pipe has the support ring, the internally mounted of support ring has the rotating electrical machines, drive gear is installed to the tip of rotating electrical machines, the outside of rotating electrical machines is provided with the ring gear, the go-between is installed to the top of support ring, the outside of support ring is provided with swivel connected ring, the inner wall surface at swivel connected ring is fixed to the ring gear, the cross shower is installed to swivel connected ring's below. The utility model discloses a be provided with swivel connected ring, cross shower, go-between and support ring and can make the water curtain that sprays that is used for the dust removal operation rotate, increase through equal water yield and take dirt flue gas and spray water to carry out maximum contact, effectual improvement purification efficiency and effect.

Description

Gas purification device for MDF tail gas up-to-standard emission

Technical Field

The utility model relates to a MDF tail gas purification device technical field specifically is a gaseous purifier of MDF tail gas discharge to reach standard.

Background

With the rapid development of social economy, the MDF refers to a medium-density fiberboard, the medium-density fiberboard is a board which is made of plant fibers as raw materials, urea-formaldehyde resin or other synthetic resin is applied, the board is pressed under the heating and pressurizing conditions, the density of the board is in the range of 0.50-0.88 g/cm3, other suitable additives can be added to improve the board characteristics, and the MDF tail gas refers to harmful waste gas generated in the production process of the medium-density fiberboard.

However, when the existing MDF tail gas treatment is carried out with spray dust removal, the contact degree of the flue gas and the water curtain is low, so that a large amount of dust in the flue gas cannot be removed, and the subsequent purification efficiency is influenced; therefore, the existing requirements are not met, and a gas purification device for MDF tail gas emission meeting the standard is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gaseous purifier of MDF tail gas discharge to reach standard to current when spraying the dust removal to MDF tail gas treatment that proposes in solving above-mentioned background art, the flue gas is lower with the degree of contact of water curtain, leads to a large amount of dusts can't detach in the flue gas, influences follow-up purification efficiency scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a gas purification device for MDF tail gas standard emission comprises a spraying structure shell, wherein a supporting water pipe is arranged at the upper end of the spraying structure shell in a penetrating mode, a supporting ring is fixedly arranged on the outer side of the bottom end of the supporting water pipe, a rotating motor is arranged inside the supporting ring, a transmission gear is arranged at the end part of the rotating motor, a gear ring is arranged on the outer side of the rotating motor, a connecting ring is arranged above the supporting ring, a rotating connecting ring is arranged on the outer side of the supporting ring, the gear ring is fixed on the surface of the inner wall of the rotating connecting ring, a cross spraying pipe is arranged below the rotating connecting ring, a spraying flow passage is arranged inside and below the cross spraying pipe in a splicing mode at the bottom end of the supporting water pipe, a spraying groove is arranged below the spraying flow passage, a floating ring is arranged inside the upper end of the cross spraying pipe, and a sealing gasket is arranged above the floating ring, the floating ring and the sealing gasket are sleeved on the outer surface of the bottom end of the supporting water pipe.

Preferably, both ends of the connecting ring are provided with positioning holes, a fastening screw is arranged in the middle of each positioning hole, and the connecting ring and the rotary connecting ring are fixed through the fastening screws.

Preferably, a plurality of balls are uniformly arranged between the bottom surface of the connecting ring and the surface of the support ring, and between the bottom surface of the support ring and the inner side surface of the rotary connecting ring, and the connecting ring, the rotary connecting ring and the support ring are in ball transmission.

Preferably, the upper end surface of the cross spray pipe is completely attached to the bottom surface of the rotary connecting ring, and the cross spray pipe and the rotary connecting ring are fixed through welding.

Preferably, the floating ring is connected with the supporting water pipe in a sliding mode, and the sealing gasket is made of rubber.

Preferably, the support ring and the support water pipe are made of stainless steel, and the support ring and the support water pipe are integrally cast and molded.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a switch on the power of rotating electrical machines and start, make drive gear drive and its meshed gear ring rotate through driving the drive gear rotation after the rotating electrical machines starts, the gear ring can drive and its fixed swivel coupling ring and the go-between that passes through fastening screw with the swivel coupling ring and rotate around the axis that supports the water pipe in step, the water curtain that drives cross shower and cross shower bottom surface spray tank trickling simultaneously rotates, make the water curtain stroke of flowing a cylinder shape waters, abundant contact with the flue gas when dusty flue gas gets into inside the spray structure casing, the dust in the flue gas is got rid of to the greatest extent, reach better purifying effect through equal water yield, reduce the resource loss, effectual improvement purification efficiency and effect;

2. the utility model discloses a when supporting the water pipe and continuing to the inside delivery stream of cross shower, the water pressure that the inside rivers of cross shower produced can drive the outside of the laminating support water pipe of floating ring and slide to the top that supports the water pipe, make the floating ring produce the extrusion to seal gasket, make seal gasket only laminate the support water pipe outside and the cross shower inner wall, will support the gap between water pipe and the cross shower and block up completely, the sealing performance of effectual assurance device, it is impaired to avoid the rotating electrical machines, guarantee device safety in utilization.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic structural view of the rotary connecting ring of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2;

fig. 4 is a bottom view of the cross shower pipe of the present invention;

fig. 5 is a schematic partial cross-sectional view of the cross-shaped shower pipe of the present invention.

In the figure: 1. a spray structure housing; 2. supporting the water pipe; 3. rotating the connecting ring; 4. a cross spray pipe; 5. a spray channel; 6. a spray tank; 7. a floating ring; 8. sealing gaskets; 9. a connecting ring; 10. a support ring; 11. a rotating electric machine; 12. a transmission gear; 13. a gear ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The rotating electrical machines 11 (model 6IK 180W-200W) mentioned in the present invention are available from market purchase or private customization.

Referring to fig. 1 to 5, the present invention provides an embodiment: a gas purification device for MDF tail gas standard emission comprises a spraying structure shell 1, a supporting water pipe 2 penetrates through the upper end of the spraying structure shell 1, a supporting ring 10 is fixedly installed on the outer side of the bottom end of the supporting water pipe 2, a rotating motor 11 is installed inside the supporting ring 10, a transmission gear 12 is installed at the end portion of the rotating motor 11, a gear ring 13 is arranged on the outer side of the rotating motor 11, a connecting ring 9 is installed above the supporting ring 10, a rotating connecting ring 3 is arranged on the outer side of the supporting ring 10, the gear ring 13 is fixed on the surface of the inner wall of the rotating connecting ring 3, a cross spraying pipe 4 is installed below the rotating connecting ring 3, a spraying flow passage 5 is arranged inside the cross spraying pipe 4 in an inserting mode at the bottom end of the supporting water pipe 2, a spraying groove 6 is arranged below the spraying flow passage 5, a floating ring 7 is installed inside the upper end of the spraying pipe 4, a sealing gasket 8 is installed above the floating ring 7, the floating ring 7 and the sealing gasket 8 are sleeved on the outer surface of the bottom end of the supporting water pipe 2.

Furthermore, both ends of the connecting ring 9 are provided with positioning holes, fastening screws are arranged in the middles of the positioning holes, the connecting ring 9 and the rotary connecting ring 3 are fixed through the fastening screws, the fastening screws are simple in structure and convenient to use, the connecting ring 9 and the rotary connecting ring 3 are connected, and the device is convenient to assemble.

Further, a plurality of balls are uniformly arranged between the bottom surface of the connecting ring 9 and the surface of the support ring 10 and between the bottom surface of the support ring 10 and the inner side surface of the rotary connecting ring 3, the connecting ring 9, the rotary connecting ring 3 and the support ring 10 are in ball transmission, the balls separate the connecting ring 9 and the rotary connecting ring 3 from the support ring 10, and the friction resistance between the connecting ring 9 and the rotary connecting ring 3 and the support ring 10 is reduced, so that the connecting ring 9 and the rotary connecting ring 3 can rotate freely and better.

Further, the upper end face of the cross spray pipe 4 is completely attached to the bottom face of the rotary connecting ring 3, the cross spray pipe 4 and the rotary connecting ring 3 are fixed through welding, the connection performance and the stability of the cross spray pipe 4 and the rotary connecting ring 3 are enhanced through welding, the mechanical strength is good, breakage or damage cannot easily occur, and the use safety of the device is guaranteed.

Further, the floating ring 7 is connected with the support water pipe 2 in a sliding mode, the sealing gasket 8 is made of rubber, the floating ring 7 sliding outside the support water pipe 2 extrudes the sealing gasket 8 through the pressure of the floating ring 7 when the water pressure in the support water pipe 2 is transmitted to the cross-shaped spray pipe 4 is large, and when the water flow is transmitted upwards, the sealing gasket 8 completely blocks up gaps between the support water pipe 2 and the cross-shaped spray pipe 4, and the sealing performance of the device is guaranteed.

Further, the support ring 10 and the support water pipe 2 are made of stainless steel, the support ring 10 and the support water pipe 2 are integrally cast and formed, and parts formed by integral casting are high in integral strength, stable in connection and strong in bearing capacity, and cannot be easily broken or damaged.

The working principle is as follows: when in use, water flow in a water pool connected with a supporting water pipe 2 is injected into the supporting water pipe 2 through a water pump, then is transmitted into a spraying flow channel 5 in a cross spraying pipe 4 for shunting, then flows along a downward stroke water curtain of a spraying groove 6 in a spraying structure shell 1, at the moment, the power supply of a rotating motor 11 is switched on and started, after the rotating motor 11 is started, a transmission gear 12 is driven to rotate so that the transmission gear 12 drives a gear ring 13 engaged with the transmission gear 12, at the moment, the gear ring 13 drives a rotating connecting ring 3 fixed with the rotating connecting ring 3 and a connecting ring 9 connected with the rotating connecting ring 3 through a fastening screw to synchronously rotate around the axis of the supporting water pipe 2, and simultaneously drives the cross spraying pipe 4 and the water curtain flowing through the spraying groove 6 at the bottom of the cross spraying pipe 4 to rotate, so that the flowing water curtain travels to a cylindrical water area, and the dust-containing smoke is fully contacted with the smoke when entering the spraying structure shell 1, the dust with in the flue gas of at utmost is got rid of, reaches better purifying effect through equal water yield, reduces the resource loss, effectual improvement purification efficiency and effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a gaseous purifier of MDF tail gas discharge to reach standard, is including spraying structure casing (1), its characterized in that: the spraying structure comprises a spraying structure shell (1), a supporting water pipe (2) is arranged at the upper end of the spraying structure shell in a penetrating mode, a supporting ring (10) is fixedly installed on the outer side of the bottom end of the supporting water pipe (2), a rotating motor (11) is installed inside the supporting ring (10), a transmission gear (12) is installed at the end portion of the rotating motor (11), a gear ring (13) is arranged on the outer side of the rotating motor (11), a connecting ring (9) is installed above the supporting ring (10), a rotating connecting ring (3) is arranged on the outer side of the supporting ring (10), the gear ring (13) is fixed on the surface of the inner wall of the rotating connecting ring (3), a cross spraying pipe (4) is installed below the rotating connecting ring (3), a spraying flow passage (5) is arranged inside and below the cross spraying pipe (4) in a splicing mode at the bottom end of the supporting water pipe (2), a spraying groove (6) is arranged below the spraying flow passage (5), a floating ring (7) is installed inside the upper end of the cross spray pipe (4), a sealing gasket (8) is installed above the floating ring (7), and the floating ring (7) and the sealing gasket (8) are both sleeved on the outer surface of the bottom end of the support water pipe (2).

2. The MDF tail gas standard emission gas purification device of claim 1, wherein: the two ends of the connecting ring (9) are provided with positioning holes, fastening screws are arranged in the middles of the positioning holes, and the connecting ring (9) and the rotary connecting ring (3) are fixed through the fastening screws.

3. The MDF tail gas standard emission gas purification device of claim 1, wherein: the middle parts of the bottom surface of the connecting ring (9) and the surface of the support ring (10), the bottom surface of the support ring (10) and the inner side surface of the rotary connecting ring (3) are uniformly provided with a plurality of balls, and the connecting ring (9), the rotary connecting ring (3) and the support ring (10) are in ball transmission.

4. The MDF tail gas standard emission gas purification device of claim 1, wherein: the upper end face of the cross spray pipe (4) is completely attached to the bottom face of the rotary connecting ring (3), and the cross spray pipe (4) and the rotary connecting ring (3) are fixed through welding.

5. The MDF tail gas standard emission gas purification device of claim 1, wherein: the floating ring (7) is connected with the supporting water pipe (2) in a sliding mode, and the sealing gasket (8) is made of rubber.

6. The MDF tail gas standard emission gas purification device of claim 1, wherein: the support ring (10) and the material of supporting the water pipe (2) are stainless steel materials, and the support ring (10) and the supporting water pipe (2) are formed by integral casting.

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