CN220918565U

CN220918565U - Cyclone spray device for paint mist treatment

Info

Publication number: CN220918565U
Application number: CN202322618757.4U
Authority: CN
Inventors: 张萧; 张光辉; 王启松; 郭权威
Original assignee: Wuhan Zhongtuo Environmental Safety Service Co ltd
Current assignee: Wuhan Zhongtuo Environmental Safety Service Co ltd
Priority date: 2023-09-24
Filing date: 2023-09-24
Publication date: 2024-05-10
Anticipated expiration: 2033-09-24

Abstract

The utility model relates to a cyclone spraying device for paint mist treatment, which comprises a tower body, wherein an air outlet pipe is arranged in the center of the top of the tower body, one side of the bottom of the tower body is provided with an air inlet pipe, the air inlet pipe and the air outlet pipe are both communicated with the inside of the tower body, a filler layer is horizontally arranged in the tower body, a demisting plate is arranged above the filler layer and close to the pipe orifice of the air outlet pipe, the center of the inside of the tower body is also vertically provided with a rotating shaft, the bottom of the tower body is also provided with a driving motor, and a spraying assembly is also arranged on the rotating shaft; according to the utility model, the spraying structure is arranged in the rotating shaft, so that the rotating shaft does not need to be erected in the tower body, the rotating shaft can be prefabricated in advance and assembled and disassembled more conveniently, the rotating shaft can rotate in the tower body, the coverage range of a spray head is enlarged, the spray dead angle is effectively avoided, the spray head is not required to be additionally arranged, the erection cost is reduced, and the filter screen can be independently disassembled when the cleaning liquid is recovered, so that the filter is cleaned more conveniently at regular intervals.

Description

Cyclone spray device for paint mist treatment

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to a cyclone spraying device for paint mist treatment.

Background

The cyclone spray tower mainly comprises a main cyclone part, a filler defogging part, a spray part, a water circulation part and the like, is suitable for purifying waste gas and dust in various industrial fields, and is particularly suitable for the following steps: and (3) paint mist treatment of spray painting waste gas, polishing dust treatment and the like.

When spraying is carried out in the existing spray tower, a plurality of groups of spray assemblies are generally arranged, each group of spray heads consists of a plurality of spray heads and a netlike water conveying pipeline, the installation structure is complex, the disassembly and assembly process is complex, and the coverage range between each spray head is limited, so that additional spray heads are needed for preventing the occurrence of spray dead angles, and the assembly cost is further increased; meanwhile, a filter is generally arranged in a recovery device for recovering cleaning liquid in the existing spray tower, but the filter cannot be detached and cleaned independently, so that the filter needs to be detached and cleaned along with the whole equipment, and impurities are accumulated easily for a long time, so that the subsequent filtering and recovery efficiency is affected.

Disclosure of utility model

Based on the expression, the utility model provides a cyclone spraying device for paint mist treatment, which aims to solve the following technical problems: 1. the spray structure in the existing spray tower is mostly erected by adopting a net-shaped pipeline, the structure is complex, and the disassembly and assembly process is complex; 2. in order to prevent spray dead angles, additional spray heads are required to be additionally arranged in the existing spray tower, so that the assembly cost is further increased; 3. the filter used in the recovery device inside the existing spray tower is easy to accumulate after long-time use, so that the filtering efficiency is affected, but the filter cannot be independently disassembled, and the cleaning is troublesome.

The utility model is realized by the following technical scheme:

The utility model provides a cyclone spray set that coating cloud handled, includes the tower body, tower body top center department is equipped with out the tuber pipe, tower body bottom one side is equipped with the tuber pipe, the tuber pipe all communicates with the tower body is gone out to the tuber pipe, just the inside filler layer that has still horizontally arranged of tower body, the top of filler layer is close to the mouth of pipe department of going out the tuber pipe and has been arranged the defogging board, the inside center department of tower body is still vertical to be provided with the pivot, pivot top-down runs through defogging board and filler layer in proper order and extends to the tower body bottom, just the tower body bottom still is equipped with driving motor, driving motor is connected with the pivot transmission, still be equipped with spray assembly in the pivot, spray assembly's shower nozzle is close to the filler layer and arranges.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the packing layer is at least provided with two layers which are arranged at intervals up and down, the two layers of packing layer divide the inside of the tower body into a first space, a second space and a third space from top to bottom in sequence, wherein the first space and the second space are spray chambers, and the third space is a water collecting chamber filled with cleaning liquid.

Further, be equipped with a plurality of ball bearings on the inside middle of pivot and the lateral wall, ball bearing's two sides all are equipped with the sealing washer, the center department of defogging board, packing layer and tower body top and bottom all is equipped with the through-hole, ball bearing just in time is located and arranges between pivot outer wall and through-hole inner wall, just the top surface and the bottom surface of ball bearing outer ring still are equipped with the edge of a wing, the edge of a wing outwards expands and respectively with defogging board, packing layer and tower body inner wall fixed connection through the bolt.

Further, spray the subassembly including fixed mounting in the inside water pump of pivot, the inlet tube on the water pump is down along to the pivot bottom and be formed with a water inlet hole on the lateral wall, the outlet pipe on the water pump is upwards vertical extension and with shower nozzle intercommunication.

Further, the shower nozzle is provided with two at least groups, and every group the shower nozzle all corresponds to set up in the packing layer top and arranges, and every group the shower nozzle all encircles and arranges on the pivot lateral wall and be the heliciform and distribute, every the shower nozzle all communicates with the outlet pipe.

Further, the top that is located the washing liquid in the third space still is equipped with the slot, the both ends of slot outwards extend respectively and be formed with the opening of relative arrangement at the tower body outer wall, two equal levels are provided with the filter in the opening, two the filter extends the concatenation towards the tower body is inside and with the ball bearing lateral wall butt on the pivot lateral wall, still be connected with the arm-tie outside the filter.

Further, the air inlet pipe extends along the side wall of the tower body and forms an arc-shaped pipeline, and the waste gas in the air inlet pipe forms spiral ascending air flow along the arc-shaped inner wall of the tower body.

Further, the demisting plate is a baffled demister.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. According to the application, the rotating shaft is vertically arranged at the center of the inner part of the tower body, and then the waste gas is conveyed along the inner part of the tower body at an arc angle, so that the air flow can form spiral ascending air flow along the inner part of the tower body, the driving is not required by extra external power, and the circulation speed can be increased through the spiral air flow, so that the impurity removal efficiency is improved;

2. The spraying structure is arranged in the rotating shaft, so that the rotating shaft is not required to be erected in the tower body, the rotating shaft can be prefabricated and assembled respectively, the rotating shaft can be assembled and disassembled more conveniently, the covering range of a spray head is enlarged, the spray dead angle is effectively avoided, the spray head is not required to be additionally arranged to increase the covering range, the erection cost is reduced, and the conveying space in the tower body can be further increased by the spraying assembly arranged in the rotating shaft, so that the cleaning efficiency is accelerated;

3. According to the application, when the cleaning liquid is recovered, the filter screen can be independently disassembled, so that the filter is more convenient to clean regularly.

Drawings

Fig. 1 is a schematic structural diagram of a tower body in the present embodiment;

FIG. 2 is a schematic view showing the internal structure of the tower in the present embodiment;

FIG. 3 is a schematic view showing the structure of the filter plate and the pull plate in the present embodiment;

Fig. 4 is a schematic view of the structure of the rotating and spraying assembly in this embodiment;

Wherein: 1. a tower body; 11. an air inlet pipe; 12. an air outlet pipe; 2. a filler layer; 3. a defogging plate; 4. a rotating shaft; 5. a driving motor; 6. a spray assembly; 61. a water pump; 62. a water inlet pipe; 63. a water outlet pipe; 64. a spray head; 7. a filter plate; 8. pulling the plate.

Detailed Description

In order that the application may be readily understood, a more complete description of the application will be rendered by reference to the appended drawings. Embodiments of the application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

Referring to fig. 1-4, a paint mist treatment cyclone spray apparatus, comprising:

The tower body 1, the tower body 1 is cylindrical, the bottom of the tower body 1 is provided with a support frame and keeps a certain distance with the bottom surface, the top of the tower body 1 is provided with an air outlet pipe 12, the side wall of the bottom is provided with an air inlet pipe 11, and the bottom is also provided with a liquid inlet pipe and a drain pipe for injecting and discharging cleaning liquid;

The packing layer 2 is horizontally arranged in the tower body 1 and is mainly used for accelerating the mixing efficiency between the waste gas and the cleaning liquid, so that impurities and harmful substances in the waste gas are separated and filtered;

The demisting plate 3 is arranged at the inner top of the tower body 1 and is close to the air outlet pipe 12, and is mainly used for filtering water vapor contained in the cleaned waste gas so as to discharge dry and clean air;

The rotating shaft 4 is vertically arranged in the tower body 1, and the spraying component 6 is arranged on the rotating shaft 4 and enlarges the spraying range in a free rotation mode;

The driving motor 5 is fixedly arranged at the bottom of the tower body 1 through a motor seat and is in transmission connection with the bottom end of the rotating shaft 4, so that the rotating shaft 4 is driven to rotate in the tower body 1.

Specifically, the method comprises the following steps; the packing layer 2 is provided with two layers and is arranged at intervals from top to bottom, the inner space of the tower body 1 is divided into a first space, a second space and a third space by the two layers of packing layer 2, wherein the first space and the second space are spray chambers, the third space is a water collecting chamber filled with cleaning liquid, and the packing in the packing layer 2 adopts pall rings or Raschig rings, so that the contact surface between waste gas and the cleaning liquid is increased, the waste gas and the cleaning liquid are mutually mixed, and the cleaning efficiency is improved.

The inside of pivot 4 sets up to the cavity, and the cover is equipped with a plurality of ball bearings on the lateral wall, packing layer 2, defogging board 3 and tower body 1's top and bottom all are equipped with the through-hole, ball bearing then set up respectively between pivot 4 and this through-hole outer wall, and because tower body 1 installs out tuber pipe 12 in the bottom, consequently, the mouth of pipe department through the ring support set up into at tuber pipe 12 has, and the bottom surface of this ball bearing outer ring are outwards expanded and are formed with annular edge of a wing, this edge of a wing is fixed through bolt and mounting and packing layer 2, defogging board 3, tower body 1's interior bottom surface, ball bearing's two sides still are equipped with the sealing washer for seal.

The spray assembly 6 comprises a water pump 61, a water inlet pipe 62, a water outlet pipe 63 and spray heads 64, wherein the water pump 61 is fixedly arranged inside the rotating shaft 4, one end of the water inlet pipe 62 is communicated with the water pump 61, the other end of the water inlet pipe 62 extends downwards vertically, a water inlet is formed in the side wall of the bottom of the tower body 1, one end of the water outlet pipe 63 is communicated with the water pump 61, the other end of the water outlet pipe 63 extends upwards vertically and is communicated with the spray heads 64 fixedly arranged on the rotating shaft 4, therefore, the water pump 61 can spray through the cleaning liquid at the bottom of the extracting tower body 1, and meanwhile, the third space can recycle water stains generated in the bottom due to the spraying process, so that the water stains can be recycled.

In the existing spray tower, spray nozzles 64 are generally arranged by adopting a spray pipeline with a net structure, but the coverage range of each spray nozzle 64 is limited, so that spray dead angles easily occur, and in the application, the spray coverage range of the spray nozzles 64 is enlarged by mounting the spray nozzles 64 on a rotating shaft 4 and then by a rotary driving mode, so that the spray dead angles are effectively avoided, in the embodiment, the spray nozzles 64 are provided with two groups, each group is uniformly arranged above a packing layer 2 and distributed in a spiral shape, and the inclined angle of each spray nozzle 64 from low to high is gradually increased, so that the spray nozzles 64 can completely cover the surface of the packing layer 2 in the rotating process of the rotating shaft 4.

In the structure, the spray assembly 6 which is internally installed can simplify the installation and production steps, namely, split installation is realized, the tower body 1 is not required to be built, but is respectively prefabricated, and then the spray assembly is directly assembled; but also can increase the internal spraying space and reduce the obstruction so as to convey the waste gas upwards, and the use effect is better.

In the process of recovering the cleaning solution, the embodiment can add a plurality of guiding grooves on the inner wall of the tower body 1, and the guiding grooves vertically extend downwards to the bottom, so that the cleaning solution filtered and separated by the demisting plate 3 can be recovered along the guiding grooves rapidly.

In the recovery process, the inside of washing liquid often contains a large amount of impurity, this impurity is retrieving the back, it just can put into use again to need the piece to filter, therefore in this embodiment, still should set up filtration in the inside of third space, promptly set up the slot in tower body 1, the both sides of slot outwards extend respectively and make tower body 1 lateral wall be formed with two openings of opposite arrangement, the inside grafting of opening has filter 7, two filter 7 inwards extend and splice each other, and the one side center department of concatenation is equipped with the arc breach, this breach just in time with fix the ball bearing lateral wall laminating on pivot 4 lateral wall, the one side that filter 7 is located pivot 4 is equipped with arm-tie 8, the both sides of two arm-tie 8 are fixed through the hasp respectively, consequently when two filter 7 are pegged graft to with pivot 4 fixed, just through the hasp connection between two arm-tie 8, thereby make two filter 7 form a whole, also can not influence the normal operation of transferring when carrying out independent dismouting, regular clearance is more convenient.

In this embodiment, since the center is vertically provided with the rotating shaft 4, the air inlet pipe 11 should be in cut-in communication with the inside of the tower body 1 in an arc shape, so that the exhaust gas in the air inlet pipe 11 can be conveyed along the inner wall of the tower body 1, thereby forming a spiral ascending airflow, accelerating the circulation speed and improving the cleaning efficiency.

The demister in this embodiment should adopt a baffled demister, i.e. a baffle, which can resist blockage of paint solid particles in exhaust gas, and has reduced pressure, long operation cycle, low operation maintenance cost, and no need of replacing internals.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; these modifications or substitutions do not depart from the essence of the corresponding technical solutions from the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a cyclone spray set that coating cloud handled, its characterized in that, including tower body (1), tower body (1) top center department is equipped with out tuber pipe (12), tower body (1) bottom one side is equipped with air-supply line (11), air-supply line (11) and play tuber pipe (12) all communicate with tower body (1) inside, just tower body (1) inside still horizontally arranged packing layer (2), the top of packing layer (2) is close to mouth of pipe department of play tuber pipe (12) and has arranged defogging board (3), tower body (1) inside center department is still vertical to be provided with pivot (4), pivot (4) top-down runs through defogging board (3) and packing layer (2) in proper order and extends to tower body (1) bottom, just tower body (1) bottom still is equipped with driving motor (5), driving motor (5) are connected with pivot (4) transmission, still be equipped with spray assembly (6) on pivot (4), spray assembly (6) shower nozzle (64) are close to packing layer (2) and are arranged.

2. The cyclone spraying device for paint mist treatment according to claim 1, wherein the packing layer (2) is at least provided with two layers and is arranged at intervals up and down, the two layers of packing layer (2) divide the interior of the tower body (1) into a first space, a second space and a third space from top to bottom in sequence, the first space and the second space are spraying chambers, and the third space is a water collecting chamber filled with cleaning liquid.

3. The cyclone spraying device for paint mist treatment according to claim 1, wherein a plurality of ball bearings are arranged in the middle of the inside of the rotating shaft (4) and on the outer side wall, sealing rings are arranged on the two sides of each ball bearing, through holes are formed in the centers of the top and the bottom of the demister plate (3), the packing layer (2) and the tower body (1), the ball bearings are just arranged between the outer wall of the rotating shaft (4) and the inner wall of the through holes, flanges are further arranged on the top surface and the bottom surface of the outer ring of the ball bearings, and the flanges are outwards unfolded and fixedly connected with the demister plate (3), the packing layer (2) and the inner wall of the tower body (1) through bolts respectively.

4. A paint mist treatment cyclone spray apparatus as claimed in claim 3, wherein the spray assembly (6) comprises a water pump (61) fixedly mounted inside the rotary shaft (4), a water inlet pipe (62) on the water pump (61) extends downwards to the bottom of the rotary shaft (4) and is provided with a water inlet hole on the side wall, and a water outlet pipe (63) on the water pump (61) extends upwards vertically and is communicated with the spray head (64).

5. The cyclone spraying device for paint mist treatment according to claim 4, wherein the spraying heads (64) are provided with at least two groups, each group of spraying heads (64) is correspondingly arranged above the packing layer (2), each group of spraying heads (64) is circumferentially arranged on the side wall of the rotating shaft (4) and distributed in a spiral shape, and each spraying head (64) is communicated with the water outlet pipe (63).

6. The cyclone spraying device for paint mist treatment according to claim 2, wherein a slot is further formed in the third space above the cleaning liquid, two ends of the slot extend outwards respectively and are provided with openings which are oppositely arranged on the outer wall of the tower body (1), two filter plates (7) are horizontally arranged in the two openings, the two filter plates (7) extend towards the inside of the tower body (1) to be spliced and are abutted to the side wall of the ball bearing on the side wall of the rotating shaft (4), and a pull plate (8) is further connected to the outside of the filter plates (7).

7. A paint mist treatment cyclone spray apparatus as claimed in claim 1, wherein the air inlet pipe (11) extends along the side wall of the tower body (1) and forms an arc-shaped pipe, and the exhaust gas in the air inlet pipe (11) forms a spiral updraft along the arc-shaped inner wall of the tower body (1).

8. A paint mist treatment cyclone spray apparatus as claimed in claim 1, characterized in that the mist eliminator (3) is a baffled mist eliminator.