CN218132620U

CN218132620U - Centrifugal atomizer

Info

Publication number: CN218132620U
Application number: CN202221640814.8U
Authority: CN
Inventors: 赵献芳; 刘世申; 吴兵; 刘永; 刘曜; 胡志强
Original assignee: Weihai Qingti Environmental Protection And Energy Saving Technology Co ltd
Current assignee: Weihai Qingti Environmental Protection And Energy Saving Technology Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-27
Anticipated expiration: 2032-06-29

Abstract

The utility model provides a centrifugal atomizer, which comprises a housin, be equipped with atomizing unit in it, atomizing unit includes the atomizing pivot, the both ends of atomizing pivot are rotated with the casing respectively and are connected, can form three-dimensional atomizing area through atomizing unit, be equipped with at least one air inlet/gas outlet along the circumference of atomizing pivot on the casing, the both sides of every air inlet/gas outlet are equipped with respectively firstly, two curb plates, it is first, two curb plates set gradually along the axial of atomizing pivot, it is first, the one end of keeping away from the atomizing pivot in two curb plates is compared and is leaned out the setting in the one end that is close to the atomizing pivot, it is first, the one end that two curb plates are close to the atomizing pivot is in the atomizing area that atomizing unit formed, be equipped with gas outlet/air inlet along the axial of atomizing pivot on the casing. The centrifugal atomizer can form a three-dimensional atomization area and treat gas to be treated.

Description

Centrifugal atomizer

Technical Field

The utility model relates to an atomizing technology field especially relates to a centrifugal atomizer.

Background

The atomization of the liquid refers to that the liquid is converted into small droplets through a special device and sprayed out in a mist shape. The atomized plurality of discrete droplets may trap particulate matter in the gas.

The centrifugal atomizers of the prior art are generally plane atomizers, and the structural design can lead to the formation of a smaller spray volume. In addition, the existing centrifugal atomizer usually supports the atomizing rotating shaft for a single arm, the structural design can limit the length of the atomizing rotating shaft, and the phenomena of vibration and large deflection deformation can occur when the length of the atomizing rotating shaft reaches a certain length. To solve this problem, it has also been proposed to use a double-arm atomizing spindle, but this requires sufficient rigidity between the two support arms, which requires a reinforcing rib to be provided between the two support arms, but such a design would make the position where the reinforcing rib is provided seriously hinder the formation of the atomized mist.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the application provides a centrifugal atomizer so as to form a three-dimensional atomizing area and perform treatments such as desulfurization, dust removal and whitening on gas to be treated.

In order to achieve the purpose, the centrifugal atomizer comprises a shell, wherein an atomization unit is arranged in the shell, the atomization unit comprises an atomization rotating shaft, two ends of the atomization rotating shaft are respectively connected with the shell in a rotating mode, a closed water inlet cavity is arranged in the atomization rotating shaft, a plurality of first water outlets are formed in the wall of the water inlet cavity, a water inlet cavity with one closed end is formed in the water inlet cavity, a plurality of second water outlets are uniformly distributed on the water inlet cavity, the open end of the water inlet cavity penetrates through the end portion of the atomization rotating shaft and is fixed on the shell, the water inlet cavity is rotatably connected with the atomization rotating shaft, and liquid in the water inlet cavity is uniformly sprayed out of the second water outlets through a pressure regulating device; the surface department of atomizing pivot is equipped with the supporting disk along the axial interval of atomizing pivot connect a plurality of atomizing pieces on the supporting disk, every atomizing piece along the axial setting of atomizing pivot, all atomizing pieces along the circumference of atomizing pivot distributes, along on the casing the circumference of atomizing pivot is equipped with at least one air inlet/gas outlet, and the both sides of every air inlet/gas outlet are equipped with first curb plate and second curb plate respectively, first curb plate and second curb plate along the axial of atomizing pivot sets gradually, keep away from in first curb plate and the second curb plate the one end of atomizing pivot is compared and is leaned out and is close to the one end of atomizing pivot sets up, first curb plate and second curb plate are close to the one end of atomizing pivot all is in the atomizing area that the atomizing unit formed is in, on the casing along the axial of atomizing pivot is equipped with gas outlet/air inlet.

In some embodiments, the outer edge of the atomization sheet is provided with breaking teeth.

In some embodiments, the pressure regulating device comprises an inner tube arranged in the water inlet pipe through a bracket, a pressure regulating cavity is formed between the inner tube and the water inlet pipe, a first pressure regulating hole is formed in one end, close to the closed end of the water inlet pipe, of the inner tube, a water inlet of the inner tube corresponds to a water inlet of the water inlet pipe, and at least one second pressure regulating hole is formed in the wall of the inner tube.

In some embodiments, the left shaft head of the atomizing rotating shaft is connected with a first bearing seat through a bearing, the first bearing seat is fixed on a first supporting plate, the right shaft head of the atomizing rotating shaft is connected with a second bearing seat through a bearing, the second bearing seat is fixed on a second supporting plate, and the first supporting plate and the second supporting plate are fixed on the shell.

In some embodiments, the first and second side plates are part of the housing; or the first side plate and the second side plate are independent side plates arranged inside the shell, and the first side plate and the second side plate are connected with the shell through corresponding connecting pieces.

In some embodiments, a first side plate and a second side plate are provided, both of which are tapered tubes.

The beneficial effect of this scheme of this application lies in that above-mentioned centrifugal atomizer can form three-dimensional atomizing area, through Laval mixed zone, can make pending gas and the little droplet compulsory mixing that the atomizing unit erupted to gas that treats carries out treatments such as desulfurization, dust removal, white that disappears.

Drawings

Fig. 1 shows a schematic structural diagram of a centrifugal atomizer in one embodiment.

Fig. 2 shows a schematic structural diagram of a centrifugal atomizer in another embodiment.

Fig. 3 shows a schematic structural view of the atomizing unit.

Fig. 4 shows a schematic structural diagram of the pressure regulating device.

Fig. 5 shows a schematic structural view of the inner tube.

Reference numerals are as follows: 1-shell, 2-air inlet, 3-atomizing unit, 4-support frame, 5-rib plate, 6-Laval throat, 7-Laval mixing zone, 8-air outlet cavity, 9-air outlet, 31-motor, 32-motor support seat, 33-coupler, 34-first bearing seat, 35-left shaft head, 36-atomizing sheet, 37-support disc, 38-water inlet pipe, 381-second water outlet hole, 382-inner pipe, 383-inner pipe water inlet, 384-water inlet pipe water inlet, 385-first pressure regulating hole, 386-second pressure regulating hole, 39-atomizing rotating shaft, 391-water inlet cavity, 310-first support plate, 311-second support plate, 312-second bearing seat, 313-right shaft head, 61-first side plate and 62-second side plate.

Detailed Description

The following further describes embodiments of the present application with reference to the drawings.

In the description of the present application, it is to be understood that the terms "first", "second", and the like are used for distinguishing similar objects and not for describing or indicating a particular order or sequence, and that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present application.

As shown in fig. 1-3, the centrifugal atomizer that this application relates to includes casing 1, in order to make the structure more stable, still be equipped with a plurality of gusset 5 in the casing 1, be equipped with atomizing unit 3 in the casing 1, atomizing unit 3 includes atomizing pivot 39, atomizing pivot 39's both ends respectively with casing 1 rotates to be connected, and is specific, atomizing pivot 39's left spindle nose 35 and right spindle nose 313 can be in through the bearing assembly on the casing 1. For convenience of installation, in this embodiment, the left spindle head 35 of the atomizing spindle 39 is connected to the first bearing seat 34 through a bearing, the first bearing seat 34 is fixed on the first support plate 310, the right spindle head 313 of the atomizing spindle 39 is connected to the second bearing seat 312 through a bearing, the second bearing seat 312 is fixed on the second support plate 311, and the first support plate 310 and the second support plate 311 are fixed on the housing 1.

The left spindle head 35 or the right spindle head 313 of the atomizing spindle 39 can rotate under the action of the motor 31, specifically, the left spindle head 35 or the right spindle head 313 of the atomizing spindle 39 is connected with the output shaft of the motor 31 through the coupler 33, the motor 31 can be installed on the first support plate 310 or the second support plate 311 through the motor support seat 32, in order to enable the structure to be more stable, the motor 31 can also be connected with the shell 1 through a connecting piece.

The atomizing rotating shaft 39 is internally provided with a closed water inlet cavity 391, the atomizing rotating shaft 39 is provided with a plurality of first water outlet holes, and the first water outlet holes are communicated with the water inlet cavity 391. In order to make water be able to be as even as possible from each first apopore blowout, be equipped with one end confined inlet tube 38 in the inlet chamber 391, a plurality of second apopores 381 are evenly distributed on the inlet tube 38, the open end of inlet tube 38 passes the tip of atomizing pivot 39 is fixed on casing 1, inlet tube 38 with atomizing pivot 39 rotates and is connected, makes through the pressure regulating device liquid in the inlet tube 38 even spout from second apopore 381.

In this embodiment, as shown in fig. 4-5, the pressure regulating device includes an inner tube 382 disposed in the water inlet tube 38 through a bracket, a pressure regulating cavity is formed between the inner tube 382 and the water inlet tube 38, a first pressure regulating hole 385 is disposed at an end of the inner tube 382 near the closed end of the water inlet tube 38, an inner tube water inlet 383 corresponds to the water inlet tube water inlet 384, in order to improve the pressure regulating effect, at least one second pressure regulating hole 386 is further disposed on a tube wall of the inner tube 382, and specifically, the second pressure regulating hole 386 is disposed at a middle portion of the tube wall of the inner tube 382.

Outer surface department of atomizing pivot 39 is equipped with supporting disk 37 along atomizing pivot 39's axial interval connecting a plurality of atomizing pieces 36 on the supporting disk 37, every atomizing piece 36 along atomizing pivot 39's axial setting, all atomizing pieces 36 along atomizing pivot 39's circumference distributes, in this embodiment, atomizing piece 36's outward flange is equipped with broken tooth, and is concrete, atomizing piece 36's outward flange is the cockscomb structure, and such structural design does benefit to and forms more tiny fog drop, reinforcing atomization effect.

At least one air inlet 2 is arranged on the housing 1 along the circumference of the atomizing rotating shaft 39, in this embodiment, two air inlets 2 are symmetrically arranged on the housing 1, and the gas to be treated enters the housing 1 from the air inlets 2 to perform relevant treatments such as desulfurization, dust removal, white elimination and the like. A first side plate 61 and a second side plate 62 are respectively arranged at two sides of each air inlet 2, the first side plate 61 and the second side plate 62 are sequentially arranged along the axial direction of the atomization rotating shaft 39, and specifically, the first side plate 61 and the second side plate 62 may be part of the housing 1, as shown in fig. 1; it may also be separate side plates arranged inside the housing 1, as shown in fig. 2, in which case the first and

second side plates

61, 62 are connected to the housing 1 via respective connecting pieces, e.g. support brackets 4.

The end of the first side plate 61 and the second side plate 62 far away from the atomizing rotating shaft 39 is disposed in an outward inclined manner compared with the end close to the atomizing rotating shaft 39, the end of the first side plate 61 and the second side plate 62 close to the atomizing rotating shaft 39 is located in the atomizing area formed by the atomizing unit 3, and the first side plate 61 and the second side plate 62 form a laval throat 6. In the present embodiment, one laval throat 6 is provided, and the first side plate 61 and the second side plate 62 of the laval throat 6 are tapered so that the laval throat 6 corresponds to all the air inlets 2.

The area formed by the first side plate 61 and the second side plate 62 and the atomization area formed by the atomization unit 3 form a laval mixing zone 7, and the axial section of the laval mixing zone 7 is in the shape of a laval nozzle.

The setting of the laval throat 6 can accelerate the gas to be treated entering from the gas inlet 2 into the laval mixing zone 7, and such a design can avoid the escape zone of the gas to be treated, because the spray from the atomizing unit 3 cannot form an ideal cylinder, and if the laval throat 6 is not provided, the gas to be treated may be directly discharged from the gas outlet without being treated.

And a gas outlet 9 is also arranged on the shell 1 along the axial direction of the atomization rotating shaft 39, and gas is discharged from the gas outlet 9. In this embodiment, a gas outlet cavity 8 is formed in the housing 1, and the gas coming out from the laval mixing zone 7 along the axial direction of the atomization rotating shaft 39 enters the gas outlet cavity 8 and is then discharged from a gas outlet 9.

Air inlet 2 and gas outlet 9 that this application relates to can also be connected with admission line and the pipeline correspondence of giving vent to anger respectively, perhaps, air inlet 2 and gas outlet 9 that this application relates to can also be in with the setting respectively external chamber of admitting air and external chamber of giving vent to anger on the casing 1 correspond and be linked together be equipped with the opening on the chamber wall in external chamber of admitting air and external chamber of giving vent to anger, through the setting in external chamber of admitting air can the position of the external air supply of adaptation, through the final discharge position of gas can be adjusted in the setting in external chamber of giving vent to anger.

In specific working process, water is followed inlet tube water inlet 384 and inner tube water inlet 383 department get into, the water in the inner tube 382 is followed first pressure regulating hole 385 comes out, later can turn back the inflow the pressure regulating chamber that forms between inner tube 382 and the inlet tube 38, this part of water with follow the water phase mixture that inlet tube water inlet 384 got into carries out hydraulic regulation, makes water can be as far as possible even follow the blowout of second apopore 381, for making the pressure regulating effect better, still be equipped with at least one second pressure regulating hole 386 on the pipe wall of the inner tube 382 that this application relates to. By driving the motor 31 to rotate the atomizing rotating shaft 39, the water sprayed from the second water outlet hole 381 can be quickly sprayed out of the first water outlet hole, and then under the action of centrifugal force and the atomizing sheets 36, the water can be dispersed in a sheet shape and then broken into mist drops, because the outer edges of the atomizing sheets 36 are in a saw-tooth shape, the fine mist drops can be formed, and because the atomizing sheets 36 are distributed along the circumferential direction of the atomizing rotating shaft 39, a three-dimensional atomizing area can be formed; when the gas to be treated enters from the gas inlet 2, due to the arrangement of the Laval throat 6, the gas to be treated can enter the Laval mixing area 7 in an accelerated manner to be mixed with the small fog drops ejected by the atomizing unit 3 in a forced manner so as to carry out treatments such as desulfurization, dust removal or white elimination, and the treated gas can be discharged from the gas outlet 9.

The centrifugal atomizer can form a three-dimensional atomization area, and can enable gas to be treated to be forcibly mixed with droplets ejected by the atomization unit through the Laval mixing area so as to carry out desulfurization, dust removal, white elimination and other treatments on the gas to be treated. Compared with other gas processing systems, the centrifugal atomizer can save 70% of energy and has a remarkable energy-saving effect on the premise of achieving basically the same processing effect on the gas to be processed.

Specifically, in order to meet different use requirements, the positions of the air inlet 2 and the air outlet 9 related in the present application may be changed, that is, at least one air outlet 9 is provided on the housing 1 along the circumference of the atomizing rotating shaft 39, and a first side plate 61 and a second side plate 62 are respectively provided on two sides of each air outlet 9. An air inlet 2 is further arranged on the shell 1 along the axial direction of the atomization rotating shaft 39. The design mode can lead the treatment effect on the gas to be poor, but can also meet the use requirements of some special occasions.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered as the technical solutions and their concepts of the present application in the scope of the present disclosure, and equivalent substitutions or changes should be covered by the scope of the present application.

Claims

1. A centrifugal atomizer, characterized by: the atomizing device comprises a shell, wherein an atomizing unit is arranged in the shell, the atomizing unit comprises an atomizing rotating shaft, two ends of the atomizing rotating shaft are respectively rotatably connected with the shell, a closed water inlet cavity is arranged in the atomizing rotating shaft, a plurality of first water outlet holes are formed in the wall of the water inlet cavity, a water inlet pipe with one closed end is arranged in the water inlet cavity, a plurality of second water outlet holes are uniformly distributed on the water inlet pipe, the end part of the water inlet pipe, penetrating through the atomizing rotating shaft, of the open end of the water inlet pipe is fixed on the shell, the water inlet pipe is rotatably connected with the atomizing rotating shaft, and liquid in the water inlet pipe is uniformly sprayed out of the second water outlet holes through a pressure regulating device; the surface department of atomizing pivot is equipped with the supporting disk along the axial interval of atomizing pivot connect a plurality of atomizing pieces on the supporting disk, every atomizing piece along the axial setting of atomizing pivot, all atomizing pieces along the circumference of atomizing pivot distributes, along on the casing the circumference of atomizing pivot is equipped with at least one air inlet/gas outlet, and the both sides of every air inlet/gas outlet are equipped with first curb plate and second curb plate respectively, first curb plate and second curb plate along the axial of atomizing pivot sets gradually, keep away from in first curb plate and the second curb plate the one end of atomizing pivot is compared and is leaned out and is close to the one end of atomizing pivot sets up, first curb plate and second curb plate are close to the one end of atomizing pivot all is in the atomizing area that the atomizing unit formed is in, on the casing along the axial of atomizing pivot is equipped with gas outlet/air inlet.

2. The centrifugal atomizer of claim 1, wherein: the outer edge of the atomizing sheet is provided with crushing teeth.

3. The centrifugal atomizer of claim 1, wherein: the pressure regulating device comprises an inner pipe arranged in the water inlet pipe through a support, a pressure regulating cavity is formed between the inner pipe and the water inlet pipe, the inner pipe is close to one end of the closed end of the water inlet pipe and is provided with a first pressure regulating hole, and the water inlet of the inner pipe corresponds to the water inlet of the water inlet pipe.

4. The centrifugal atomizer according to any one of claims 1 to 3, wherein: the left shaft head of the atomization rotating shaft is connected with a first bearing seat through a bearing, the first bearing seat is fixed on a first supporting plate, the right shaft head of the atomization rotating shaft is connected with a second bearing seat through a bearing, the second bearing seat is fixed on a second supporting plate, and the first supporting plate and the second supporting plate are fixed on the shell.

5. The centrifugal atomizer of claim 1, wherein: the first and second side plates are part of the housing; or the first side plate and the second side plate are independent side plates arranged inside the shell, and the first side plate and the second side plate are connected with the shell through corresponding connecting pieces.

6. The centrifugal atomizer of claim 5, wherein: be equipped with a first curb plate and a second curb plate, first curb plate and second curb plate all are the taper pipe form.