CN209968771U

CN209968771U - Centrifugal atomizing disc

Info

Publication number: CN209968771U
Application number: CN201920274024.4U
Authority: CN
Inventors: 沈春华; 徐志勇; 崔春; 王德兴
Original assignee: Shenzhen Longrui Science & Technology Co Ltd
Current assignee: Shenzhen Longrui Science & Technology Co Ltd
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2020-01-21
Anticipated expiration: 2029-03-04

Abstract

The utility model discloses a centrifugal atomizing disc, which comprises a driving disc, a liquid inlet cavity and at least one atomizing unit, wherein the atomizing unit comprises an atomizing component and a plurality of radial holes which are separately arranged along the circumferential direction, and the inlet at the inner end of each radial hole is communicated with the liquid inlet cavity; the atomizing assembly comprises two atomizing rings which are oppositely arranged, and the inner side surfaces of the atomizing rings sequentially comprise annular flow guide surfaces, annular grooves and annular inner conical surfaces from inside to outside in the radius direction; the two groups of radial holes are arranged along the axial direction of the centrifugal atomizing disk, and the outlet of the outer end of each group of radial holes is close to the flow guide surface of one atomizing ring; the inner conical surface is a tooth-shaped surface, and the radial extension line of the flow guide surface is intersected with the tooth-shaped surface. The utility model discloses a major components all are revolution mechanic, product simple structure, and the processing and the assembly of being convenient for, the equilibrium performance is good.

Description

Centrifugal atomizing disc

[ technical field ]

The utility model relates to a liquid centrifugation atomizing equipment especially relates to a centrifugation atomizing disk.

[ background art ]

The centrifugal atomization technology is one of the most suitable modes for obtaining uniform fine fog drops internationally acknowledged at present, and is an advanced technology for obtaining a narrower fog drop particle spectrum range.

On the basis of a common centrifugal atomizing disk, in order to improve atomizing capacity, the traditional filter element type centrifugal atomizing disk enables atomizing particles to be finer and more uniform, a filter element with very small aperture is added in an atomizing head, and the filter element can be blocked when the adhesive force of pesticide application is larger.

The utility model discloses a patent number is CN 201820597432.9's utility model discloses a liquid centrifugation atomizing disk, including atomizing disk chassis, upper cover plate and atomizing mechanism, atomizing mechanism installs on atomizing disk chassis, the upper cover plate is fixed in atomizing mechanism, and upper cover plate and atomizing disk chassis seal cooperation, it holds the chamber to form between upper cover plate and the atomizing disk chassis, the central point on atomizing disk chassis puts and is equipped with and is used for the cover to overlap the epaxial motor installation cover of motor, set up the spout that a plurality of set up along atomizing disk chassis circumference equidistant on the lateral wall on atomizing disk chassis, atomizing mechanism include with first atomizing component of spout complex and second atomizing component, first atomizing component is located and holds the intracavity, second atomizing component installs on the lateral wall on atomizing disk chassis, set up the through-hole that power supply machine installation cover upper end passed on the upper cover plate. The utility model discloses a second atomization component adopts the baffle that a plurality of set up along the equidistant circumference of atomizing disk chassis, and the baffle all slopes to set up, and every baffle all is fixed on the atomizing disk chassis through welded mode. The utility model discloses a part is many, the structure is complicated, and the processing is big with the assembly degree of difficulty and assembly error, and the balance performance is poor.

[ summary of the invention ]

The to-be-solved technical problem of the utility model is to provide a simple structure, the centrifugal atomizing disk of being convenient for processing and assembly, the equilibrium performance is good.

In order to solve the technical problem, the technical scheme adopted by the utility model is that the centrifugal atomizing disk comprises a driving disk, a liquid inlet cavity and at least one atomizing unit, wherein the atomizing unit comprises an atomizing assembly and a plurality of radial holes which are separately arranged along the circumferential direction, and the inlet of the inner end of each radial hole is communicated with the liquid inlet cavity; the atomizing assembly comprises two atomizing rings which are oppositely arranged, and the inner side surfaces of the atomizing rings sequentially comprise annular flow guide surfaces, annular grooves and annular inner conical surfaces from inside to outside in the radius direction; the two groups of radial holes are arranged along the axial direction of the centrifugal atomizing disk, and the outlet of the outer end of each group of radial holes is close to the flow guide surface of one atomizing ring; the inner conical surface is a tooth-shaped surface, and the radial extension line of the flow guide surface is intersected with the tooth-shaped surface.

The centrifugal atomizing disk is characterized in that the tooth form of the tooth form surface is triangular, and a gap is reserved between the large ends of the inner conical surfaces of the two atomizing rings.

Above centrifugal atomizing dish, the water conservancy diversion face includes interior conical surface, and the main aspects of interior conical surface is close to annular recess.

In the centrifugal atomizing disk, the extension line of the generatrix of the inner conical surface of the flow guide surface is intersected with the tooth-shaped surface of the annular inner conical surface.

The centrifugal atomizing disk comprises a plurality of atomizing units, and the plurality of atomizing units are separately arranged along the axial direction of the centrifugal atomizing disk.

The centrifugal atomizing disk comprises an annular driven disk and a spacer ring, and the inner side of the driven disk is connected with the inner side of the driving disk through the spacer ring; the diameter of the inner hole of the spacer ring is larger than that of the inner hole of the driven plate, the inner hole of the spacer ring forms the liquid inlet cavity, two end faces of the spacer ring respectively comprise a plurality of radial grooves which are circumferentially and separately arranged, the radial grooves of the spacer ring form the radial holes, and the inner sides of the driving plate and the driven plate respectively comprise the atomizing rings.

The centrifugal atomizing disk comprises at least one intermediate disk and a plurality of spacer rings, wherein the number of the spacer rings is one more than that of the intermediate disk; the intermediate disc is arranged between the driving disc and the driven disc; the two sides of the intermediate disc respectively comprise the atomizing rings, the diameter of the inner hole of the intermediate disc is larger than that of the inner hole of the driven disc, and the inner hole of the spacer ring and the inner hole of the intermediate disc form the liquid inlet cavity; the inner side of the driven disc is connected with the intermediate disc through a spacer ring, and the inner side of the driving disc is connected with the intermediate disc through the spacer ring; if the number of the intermediate disks is more than one, the adjacent intermediate disks are connected through the spacer ring.

The centrifugal atomizing disk comprises a plurality of connecting columns, and the spacer rings and the intermediate disk respectively comprise through holes which are the same as the connecting columns in number and are uniformly distributed along the circumferential direction; the driving disc and the driven disc respectively comprise screw holes which are the same as the connecting columns in number and are uniformly distributed along the circumferential direction, and the screw holes are stepped holes with large inner parts and small outer parts; the connecting column passes through the through holes of the spacer ring and the intermediate disc, and the two ends of the connecting column are inserted into the large holes of the stepped holes of the driving disc or the driven disc; both ends of the connecting column comprise threaded holes; the connecting screw passes through the small hole of the stepped hole of the driving disc or the driven disc and is screwed into the threaded hole of the connecting column.

The periphery of the driving disc, the driven disc and the intermediate disc of the centrifugal atomizing disc is provided with the cylindrical gear, and the gear teeth and the tooth grooves of the cylindrical gear are intersected with the inner conical surface of the atomizing ring to form the tooth-shaped surface.

The utility model discloses a major components all are revolution mechanic, product simple structure, and the processing and the assembly of being convenient for, the equilibrium performance is good.

[ description of the drawings ]

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is an external view of a centrifugal atomizing disk according to an embodiment of the present invention.

Fig. 2 is a front view of a centrifugal atomizing disk according to an embodiment of the present invention.

Fig. 3 is a left side view of the centrifugal atomizing disk according to the embodiment of the present invention.

Fig. 4 is a sectional view taken along line B in fig. 3.

Fig. 5 is a sectional view taken along line a in fig. 3.

Fig. 6 is a cross-sectional view taken along line D in fig. 3.

Fig. 7 is a partially enlarged view of the portion I in fig. 6.

Fig. 8 is an exploded view of a centrifugal atomizing disk according to an embodiment of the present invention.

[ detailed description of the invention ]

The embodiment of the utility model provides a centrifugal atomizing disk's structure is shown in fig. 1 to 8, including driving-disc 1, annular driven plate 2, two intermediate disks 3, three spacer ring 4, 6 spliced poles 5 and 12 connecting screw 6.

Two intermediate disks 3 are arranged between the driving disk 1 and the driven disk 2, the inner side of the driven disk 2 is connected with a left intermediate disk 3A through a spacer ring 4, the inner side of the driving disk 1 is connected with a right intermediate disk 3B through the spacer ring 4, and the adjacent left and right

intermediate disks

3A and 3B are connected through the spacer ring 4.

The spacer ring 4 and the intermediate plate 3 each have 6 through

holes

401 and 301 which are uniformly distributed in the circumferential direction. The driving disc 1 and the driven disc 2 are respectively provided with 6

screw holes

101 and 201 which are uniformly distributed along the circumferential direction, and the screw holes 101 are stepped holes with large inner parts and small outer parts. The connecting column 5 passes through the through hole 401 of the spacer ring 4 and the through hole 301 of the intermediate disc 3, and both ends of the connecting column 5 are inserted into the large holes of the stepped hole 101 of the driving disc 1 and the stepped hole 201 of the driven disc 2 respectively. Both ends of the connecting column 5 are provided with threaded holes. The connecting screw 6 passes through the small hole of the stepped hole 101 of the driving disk 1 or the stepped hole 201 of the driven disk 2 and is screwed into the threaded hole 501 of the connecting column 5, so that the driving disk 1, the driven disk 2, the spacer ring 4 and the intermediate disk 3 are assembled into a whole.

The diameter of the inner hole of the spacer ring 4 and the diameter of the inner hole of the intermediate disc 3 are larger than the diameter of the inner hole of the driven disc 2, and the inner hole of the spacer ring 4 and the inner hole of the intermediate disc 3 form a liquid inlet cavity H of the centrifugal atomizing disc.

The inner side of the driving disk 1 and the inner side of the driven disk 2 are respectively provided with an atomizing ring 10, the two sides of the middle disk 3 are respectively provided with an atomizing ring 10, and the atomizing rings 10 are positioned at the radial outer side of the spacer ring 4.

The two end faces of the spacer ring 4 respectively comprise 12 radial grooves 402 which are arranged separately along the circumferential direction, after the end face of the spacer ring 4 is combined with the driving disc 1, the driven disc 2 or the intermediate disc 3, the side faces of the radial grooves 402 are closed to form radial holes 403, and each spacer ring 4 forms two groups of radial holes 403. The inlet of the radial hole 403 opens into the liquid chamber and the outlet faces the atomizing ring 10.

The inner side surface of the atomizing ring 10 sequentially comprises an annular guide surface 11, an annular groove 12 and an annular inner conical surface 13 from inside to outside in the radius direction. The outlet of the outer end of each group of radial holes 403 is close to the inner ring of the flow guide surface 11 of the atomizing ring 10.

The outer ring of the flow guide surface 11 is an inner conical surface 11A, and the large end 11A of the inner conical surface is close to the annular groove 12. The annular groove 12 is used for isolating the flow guide surface 11 from the annular inner conical surface 13, so that the liquid sprayed from the radial holes 403 is prevented from flowing radially outwards along the inner side surface of the atomizing ring 10 and cannot collide with the tooth surface of the inner conical surface 13 to be further atomized.

The inner conical surface 13 is a toothed surface, and an extension line of a generatrix of the inner conical surface 11A of the flow guide surface 11 is intersected with the toothed surface of the annular inner conical surface 13.

The outer edges of the atomization ring 10 of the driving disc 1, the driven disc 2 and the intermediate disc 3 are all triangular cylindrical gears, and the gear teeth and tooth grooves of the triangular cylindrical gears are intersected with the inner conical surface 13 of the atomization ring 10 to form a toothed surface. The tooth form of the tooth form surface is triangular.

The embodiment of the utility model provides a driving-disc 1, annular driven plate 2, two intervalve disks 3 and three spacer ring 4 of centrifugal atomizing disk constitute the three atomizing unit of separately arranging along centrifugal atomizing disk's axis. Each atomizing unit comprises a spacer ring 4 and two oppositely arranged atomizing rings 10, and an axial gap is reserved between the large ends of the inner conical surfaces 13 of the two oppositely arranged atomizing rings 10.

The structure of the centrifugal atomizing disk provided by the embodiment of the utility model can easily increase or reduce the atomizing units of the centrifugal atomizing disk according to the required liquid medicine atomizing amount, and if the atomizing units are increased, only the intermediate disk 3 and the spacer ring 4 are needed to be added; if the atomizer units are to be reduced, only the intermediate disk 3 and the spacer ring 4 need to be reduced. The centrifugal atomizing disk can have only one atomizing unit at least, and in this case, the centrifugal atomizing disk does not have the intermediate disk 3, and the inner side of the driven disk 2 is directly connected with the inner side of the driving disk 1 through a spacer ring 4.

The embodiment of the utility model provides a centrifugal atomizing disk during operation, the liquid medicine enters into the feed liquor chamber of high-speed rotatory centrifugal atomizing disk through transfer line 20, the liquid medicine in the feed liquor chamber is joined in marriage a class by spacer ring 4, 24 through spacer ring 4 separately arrange along circumference radial groove 402 high-speed blowout and split into tiny medicine and drip, carry out centrifugal atomization for the first time, wherein partly more tiny granule flies away from centrifugal atomizing disk, the medicine of remaining another part great granule drips the tooth profile face of striking on the interior conical surface 13 in the annular groove 12 outside at a high speed under the effect of centrifugal force through the direction of guiding surface 11, splash and form more tiny fog grain or by the high-speed disorderly air current cutting more tiny fog grain of formation centrifugal atomizing disk of flying away again.

The parts of the above embodiment of the utility model all adopt a rotary structure, the product structure is simple, and the processing and the assembly are convenient; the assembly does not need welding, the assembly error is small, and the dynamic and static balance performance is good.

Claims

1. A centrifugal atomizing disk comprises a driving disk, a liquid inlet cavity and at least one atomizing unit, wherein the atomizing unit comprises an atomizing assembly and a plurality of radial holes which are separately arranged along the circumferential direction, and inlets at the inner ends of the radial holes are communicated with the liquid inlet cavity; the two groups of radial holes are arranged along the axial direction of the centrifugal atomizing disk, and the outlet of the outer end of each group of radial holes is close to the flow guide surface of one atomizing ring; the inner conical surface is a tooth-shaped surface, and the radial extension line of the flow guide surface is intersected with the tooth-shaped surface.

2. The centrifugal atomizing disk according to claim 1, wherein the tooth shape of the tooth-shaped surface is a triangular tooth, and a gap is left between the large ends of the inner conical surfaces of the two atomizing rings.

3. The centrifugal atomizing disk of claim 1, wherein the flow-directing surface comprises an inner conical surface, the larger end of the inner conical surface being adjacent to the annular groove.

4. The centrifugal atomizing disk according to claim 3, wherein the extension line of the generatrix of the inner conical surface of the flow guide surface intersects with the tooth-shaped surface of the inner conical surface.

5. The centrifugal atomizing disk according to claim 1, wherein a plurality of atomizing units are provided, and the plurality of atomizing units are arranged separately along the axial direction of the centrifugal atomizing disk.

6. The centrifugal atomizing disk according to claim 1, which is characterized by comprising an annular driven disk and a spacer ring, wherein the inner side of the driven disk is connected with the inner side of the driving disk through the spacer ring; the diameter of the inner hole of the spacer ring is larger than that of the inner hole of the driven plate, the inner hole of the spacer ring forms the liquid inlet cavity, two end faces of the spacer ring respectively comprise a plurality of radial grooves which are circumferentially and separately arranged, the radial grooves of the spacer ring form the radial holes, and the inner sides of the driving plate and the driven plate respectively comprise the atomizing rings.

7. The centrifugal atomizing disk according to claim 6, characterized in that it comprises at least one intermediate disk and a plurality of said spacer rings, the number of spacer rings being one more than the number of intermediate disks; the intermediate disc is arranged between the driving disc and the driven disc; the two sides of the intermediate disc respectively comprise the atomizing rings, the diameter of the inner hole of the intermediate disc is larger than that of the inner hole of the driven disc, and the inner hole of the spacer ring and the inner hole of the intermediate disc form the liquid inlet cavity; the inner side of the driven disc is connected with the intermediate disc through a spacer ring, and the inner side of the driving disc is connected with the intermediate disc through the spacer ring; if the number of the intermediate disks is more than one, the adjacent intermediate disks are connected through the spacer ring.

8. The centrifugal atomizing disk according to claim 7, which comprises a plurality of connecting columns, wherein the spacer ring and the intermediate disk each comprise the same number of through holes as the connecting columns, and the through holes are uniformly distributed along the circumferential direction; the driving disc and the driven disc respectively comprise screw holes which are the same as the connecting columns in number and are uniformly distributed along the circumferential direction, and the screw holes are stepped holes with large inner parts and small outer parts; the connecting column passes through the through holes of the spacer ring and the intermediate disc, and the two ends of the connecting column are inserted into the large holes of the stepped holes of the driving disc or the driven disc; both ends of the connecting column comprise threaded holes; the connecting screw passes through the small hole of the stepped hole of the driving disc or the driven disc and is screwed into the threaded hole of the connecting column.

9. The centrifugal atomizing disk according to claim 6, wherein the peripheries of the driving disk, the driven disk and the intermediate disk are cylindrical gears, and the teeth and the tooth grooves of the cylindrical gears intersect with the inner conical surface of the atomizing ring to form the tooth-shaped surface.