CN215390071U

CN215390071U - Atomizing disc for centrifugal atomizer

Info

Publication number: CN215390071U
Application number: CN202120738256.8U
Authority: CN
Inventors: 董琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2022-01-04
Anticipated expiration: 2031-04-12

Abstract

The utility model provides an atomizing disk for a centrifugal atomizer, belonging to the technical field of pharmaceutical equipment, comprising: the atomizing device comprises an upper atomizing disk, a lower atomizing disk, a spraying ring, a fan and a secondary atomizing part. A first mounting hole for mounting a driving shaft is formed in the center of the lower atomizing disc; the atomizing ring is positioned between the upper atomizing disk and the lower atomizing disk and surrounds the upper atomizing disk and the lower atomizing disk to form an annular liquid storage cavity; the spraying ring is provided with a spraying hole communicated with the liquid storage cavity; the fan is rotatably arranged on the upper atomizing disk and positioned on the outer side of the upper atomizing disk, and the rotating shaft of the fan is parallel to the axis of the first mounting hole; the secondary atomization piece is fixedly arranged on a rotating shaft of the fan; the secondary atomizing part is positioned between the upper atomizing disk and the lower atomizing disk and is opposite to the atomizing holes. The atomizing disc for the centrifugal atomizer provided by the utility model realizes secondary atomization of liquid medicine, finally improves the atomization effect and reduces the particle size after atomization.

Description

Atomizing disc for centrifugal atomizer

Technical Field

The utility model belongs to the technical field of pharmaceutical equipment, and particularly relates to an atomizing disc for a centrifugal atomizer.

Background

The centrifugal atomizer drives the atomizing disc to rotate at a high speed through the motor, and the atomizing disc rotating at the high speed generates strong centrifugal force to enable liquid medicine in the form of turbid liquid or emulsion to be sprayed out through a nozzle on the atomizing disc, so that the liquid medicine is atomized into liquid drops with micron-scale dimensions. The atomized particles have increased surface area, which is more favorable for mass and heat transfer or mixing with other media to react.

The existing atomizing disk is cylindrical, a liquid storage cavity is arranged in the middle of the existing atomizing disk, spraying holes are formed in the periphery of the liquid storage cavity, the head end of each spraying hole is communicated with the liquid storage cavity, and the tail end of each spraying hole is communicated with the outer edge of the atomizing disk. However, the existing atomizing disk has the problems of poor atomizing effect and large granularity.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an atomizing disk for a centrifugal atomizer, and aims to solve the problems of poor atomizing effect and large granularity of the conventional atomizing disk.

In order to achieve the purpose, the utility model adopts the technical scheme that: there is provided an atomizing disk for a centrifugal atomizer comprising:

an upper atomizing disk;

the center of the lower atomization disc is provided with a first mounting hole for mounting a driving shaft;

the atomizing ring is positioned between the upper atomizing disk and the lower atomizing disk and surrounds the upper atomizing disk and the lower atomizing disk to form an annular liquid storage cavity; the spraying ring is provided with a spraying hole communicated with the liquid storage cavity;

the fan is rotatably arranged on the upper atomizing disc and positioned on the outer side of the upper atomizing disc, and the rotating shaft of the fan is parallel to the axis of the first mounting hole; and

the secondary atomization piece is fixedly arranged on a rotating shaft of the fan; the secondary atomizing part is located between the upper atomizing disk and the lower atomizing disk and is right opposite to the atomizing holes.

As another embodiment of the present application, the secondary atomizing member includes a sleeve and a plurality of blades; the sleeve is sleeved on the rotating shaft of the fan and is fixedly connected with the rotating shaft of the fan through a fastener; the fan blades are arranged along the circumferential direction of the sleeve.

As another embodiment of the present application, the fastening member is a plug pin, and the plug pin penetrates through the side wall of the sleeve and is in plug-in fit with the rotating shaft of the fan.

As another embodiment of the present application, the plug is threadedly coupled to the sleeve.

As another embodiment of the application, a dovetail groove is formed in the outer wall of the sleeve, and a sliding block which is installed in a matched mode with the dovetail groove is arranged at the end portion of the fan blade.

As another embodiment of this application, be equipped with on telescopic outer wall and be used for with the flabellum compresses tightly fixed rotatory briquetting, rotatory briquetting symmetrical arrangement is in the both sides of flabellum.

As another embodiment of this application, be equipped with the shell fragment on the rotatory briquetting, rotatory briquetting with be equipped with spacing bump on the sliding fit face of flabellum, correspond on the flabellum be equipped with spacing bump joint complex recess.

As another embodiment of the application, an operating rod is arranged on the outer side surface of the rotary pressing block, and the operating rod is perpendicular to the rotating shaft of the rotary pressing block.

As another embodiment of the present application, a guide pin installed in cooperation with the spray ring is provided on the upper atomizing disk or the lower atomizing disk; the number of the pilot pins is at least two, and the pilot pins are arranged along the circumferential direction of the spray ring.

As another embodiment of the present application, a second mounting hole is formed in the lower atomizing plate, and the second mounting hole is mounted in cooperation with a rotating shaft of the fan.

The atomizing disc for the centrifugal atomizer provided by the utility model has the beneficial effects that: compared with the prior art, the atomizing disc for the centrifugal atomizer has the advantages that the output shaft of the motor is the driving shaft, the whole atomizing disc is driven to rotate around the shaft, the atomizing disc rotating at high speed generates strong centrifugal force, liquid medicine is sprayed out from the spraying hole, and primary atomization of the liquid medicine is realized. The fan is pivoted under atomizing disk's effect, and then drives secondary atomizing spare and rotate, and secondary atomizing spare will be broken up from spray orifice spun liquid medicine, has realized the secondary atomizing to the liquid medicine, finally promotes the atomization effect, reduces the particle size after the atomizing.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an atomizing disk for a centrifugal atomizer according to an embodiment of the present invention;

fig. 2 is a schematic view of an installation structure of a secondary atomizing element according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of an installation structure of a sleeve and a fan blade according to an embodiment of the present invention;

fig. 4 is a sectional view of an installation structure of a sleeve and a fan blade according to a second embodiment of the present invention;

fig. 5 is a schematic partial sectional view of a spray ring according to a second embodiment of the present invention.

In the figure: 1. an upper atomizing disk; 101. a pilot pin; 2. a lower atomization plate; 201. a first mounting hole; 202. a second mounting hole; 3. a spray ring; 4. a fan; 5. a secondary atomization member; 501. a sleeve; 502. a fan blade; 503. a bolt; 504. a dovetail groove; 505. rotating the pressing block; 506. limiting salient points; 507. an operating lever; 6. a liquid storage cavity; 7. and (4) spraying holes.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1, an atomizing disk for a centrifugal atomizer according to the present invention will now be described. The arrows in fig. 1 indicate the flow of the chemical solution. The atomizing disk for a centrifugal atomizer comprises: the atomizing device comprises an upper atomizing disk 1, a lower atomizing disk 2, a spraying ring 3, a fan 4 and a secondary atomizing part 5. The center of the lower atomizing disc 2 is provided with a first mounting hole 201 for mounting a driving shaft; the atomizing ring 3 is positioned between the upper atomizing disk 1 and the lower atomizing disk 2, and surrounds the upper atomizing disk 1 and the lower atomizing disk 2 to form an annular liquid storage cavity 6; the spraying ring 3 is provided with a spraying hole 7 communicated with the liquid storage cavity 6; the fan 4 is rotatably mounted on the upper atomizing disk 1 and is positioned on the outer side of the upper atomizing disk 1, and the rotating shaft of the fan 4 is parallel to the axis of the first mounting hole 201; the secondary atomizing part 5 is fixedly arranged on a rotating shaft of the fan 4; the secondary atomizing part 5 is positioned between the upper atomizing disk 1 and the lower atomizing disk 2 and is opposite to the atomizing holes 7.

Compared with the prior art, the atomizing disc for the centrifugal atomizer has the advantages that the output shaft of the motor is the driving shaft, the whole atomizing disc is driven to rotate around the shaft, the atomizing disc rotating at high speed generates strong centrifugal force, so that liquid medicine is sprayed out from the spraying holes 7, and primary atomization of the liquid medicine is realized. Fan 4 is pivoted under atomizing disk's effect, and then drives secondary atomizing 5 and rotate, and secondary atomizing 5 will be broken up from 7 spun liquid medicines in spraying hole, has realized the secondary atomizing to the liquid medicine, finally promotes the atomization effect, reduces the particle size after the atomizing.

Referring to fig. 1 and 2, a secondary atomizing element 5 includes a sleeve 501 and a plurality of blades 502; the sleeve 501 is sleeved on the rotating shaft of the fan 4 and is fixedly connected with the rotating shaft of the fan 4 through a fastener; the plurality of fan blades 502 are arranged along the circumferential direction of the sleeve 501. In this embodiment, the number of the fan blades 502 is plural, and the fan blades are uniformly arranged along the circumferential direction of the sleeve 501. The sleeve 501 is sleeved on the rotating shaft of the fan 4 and detachably connected with the rotating shaft of the fan 4 through a fastener. The fan blades 502 are rectangular pieces and are arranged along the radial direction of the sleeve 501. The fastener can adopt the jackscrew, locates the screw hole that is used for installing the jackscrew on the lateral wall of sleeve 501, and the tip of jackscrew supports and leans on the axis of rotation of fan 4, realizes the fixed connection between the axis of rotation of sleeve 501 and fan 4.

Referring to fig. 2, as an embodiment of an atomizing disk for a centrifugal atomizer provided in the present invention, the fastening member is a latch 503, and the latch 503 penetrates through a sidewall of the sleeve 501 and is inserted and matched with a rotating shaft of the fan 4. In this embodiment, the plug 503 is a cylindrical pin, and the plug 503 is perpendicular to the axis of the sleeve 501. Through holes which are matched with the bolts 503 in an inserting way are respectively arranged on the sleeve 501 and the rotating shaft of the fan 4. When the sleeve 501 needs to be disassembled, the plug 503 is only required to be pulled out of the through hole, and the structure is simple and the operation is convenient.

Referring to fig. 2, a pin 503 is screwed to a sleeve 501 to form an atomizing disk for a centrifugal atomizer according to an embodiment of the present invention. In this embodiment, one end of the plug 503 is provided with an external thread connected to the sleeve 501, and the end surface of the plug 503 close to the external thread is provided with a hexagonal groove, which is matched with an internal hexagonal wrench, so that the plug 503 can be rotated by an operator with the help of the internal hexagonal wrench. Because the bolt 503 is in threaded connection with the sleeve 501, the stability of the bolt 503 in the connection state is further improved, and the risk that the bolt 503 is separated from the rotating shaft of the fan 4 is reduced.

Referring to fig. 3, an outer wall of a sleeve 501 is provided with a dovetail groove 504, and an end of a fan blade 502 is provided with a slider that is installed in cooperation with the dovetail groove 504. In this embodiment, the dovetail groove 504 is provided along the axial direction of the sleeve 501. The cross-sectional shape of the slider conforms to the shape of the dovetail groove 504. The freedom of movement of the fan blades 502 in the radial direction of the sleeve 501 is limited by the fitting of the slider with the dovetail groove 504. The dovetail groove 504 is a through groove, and two ends of the dovetail groove 504 are provided with plugs which abut against the side surfaces of the slider, so that the slider is limited in the dovetail groove 504.

Referring to fig. 4, as a specific embodiment of an atomizing disk for a centrifugal atomizer provided in the present invention, a rotating pressing block 505 for pressing and fixing a fan blade 502 is disposed on an outer wall of a sleeve 501, and the rotating pressing blocks 505 are symmetrically disposed on two sides of the fan blade 502. In this embodiment, the rotating pressing block 505 is rotatably mounted on the outer wall of the sleeve 501 and symmetrically arranged on two sides of the fan blade 502. The outer wall of the sleeve 501 is provided with a groove for mounting the fan blade 502, and the groove plays a role in positioning the fan blade 502. The side of flabellum 502 is equipped with spacing recess, through with rotatory briquetting 505 precession spacing recess in to the realization is fixed to compressing tightly of flabellum 502. When the fan blade 502 needs to be detached, the rotating pressing block 505 only needs to be driven to be screwed out from the limiting groove.

As a specific embodiment of the atomizing disk for a centrifugal atomizer provided by the present invention, please refer to fig. 4, a sliding mating surface of the rotating pressing block 505 and the fan blade 502 is provided with a limit protruding point 506, and the fan blade 502 is correspondingly provided with a groove engaged with the limit protruding point 506. In this embodiment, the limit protruding points 506 are circular arc surfaces. Spacing bump 506 is the integrated into one piece structure with rotatory briquetting 505, and integrated into one piece's structural strength is higher, is favorable to promoting the life of spacing bump 506. When the rotating pressing block 505 presses and fastens the fan blade 502, the limiting convex points 506 are matched with the grooves in a clamping mode, so that the rotating freedom degree of the rotating pressing block 505 along the rotating shaft is limited, and the stability of the rotating pressing block 505 is guaranteed.

Referring to fig. 4, an operation rod 507 is disposed on an outer side surface of the rotary pressing block 505, and the operation rod 507 is perpendicular to a rotation axis of the rotary pressing block 505. In this embodiment, the operator may hold the operating rod 507 to drive the rotation of the rotation pressing block 505. The operating rod 507 is in threaded connection with the rotating pressing block 505, so that the operating rod 507 is convenient to detach and replace.

Referring to fig. 5, as a specific embodiment of an atomizing disk for a centrifugal atomizer provided in the present invention, a guide pin 101 installed in cooperation with a spray ring 3 is provided on an upper atomizing disk 1 or a lower atomizing disk 2; the number of the pilot pins 101 is at least two, and is arranged along the circumferential direction of the spray ring 3. In this embodiment, the upper atomizing disk 1 and the lower atomizing disk 2 clamp the atomizing ring 3 in between. Go up atomizing dish 1 and correspond on the atomizing dish 2 down be equipped with lead the mounting hole of positive round pin 101 cooperation installation, lead positive round pin 101 and played direction and limiting displacement to spraying ring 3 for spraying ring 3 keeps relatively stable between last atomizing dish 1 and lower atomizing dish 2, prevents that spraying ring 3 from taking place the displacement along the horizontal direction.

Referring to fig. 1, a second mounting hole 202 is formed in the lower atomizing plate 2 for being mounted in cooperation with a rotating shaft of the fan 4. In this embodiment, through set up second mounting hole 202 on atomizing disk 2 down, played the supporting role to the axis of rotation of fan 4, promoted the stability of the axis of rotation of fan 4 in the course of the work. Second mounting hole 202 is the through-hole, makes things convenient for operating personnel to apply ascending effort to the axis of rotation of fan 4 from the outside of lower atomizing dish 2, realizes the dismantlement to fan 4, and what need explain is: when an upward force is applied to the rotation shaft of the fan 4, the secondary atomizing member 5 needs to be detached from the rotation shaft of the fan 4.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An atomizing disk for a centrifugal atomizer, comprising:

an upper atomizing disk;

2. An atomizing disk for a centrifugal atomizer according to claim 1 wherein said secondary atomizing member comprises a sleeve and a plurality of fan blades; the sleeve is sleeved on the rotating shaft of the fan and is fixedly connected with the rotating shaft of the fan through a fastener; the fan blades are arranged along the circumferential direction of the sleeve.

3. An atomizing disk for a centrifugal atomizer according to claim 2, wherein said fastening means is a pin extending through a sidewall of said sleeve and engaging said rotary shaft of said fan.

4. An atomizing disk for a centrifugal atomizer according to claim 3 wherein said pin is threadably connected to said sleeve.

5. An atomizing disk for a centrifugal atomizer according to claim 2, wherein said sleeve has dovetail grooves formed on the outer wall thereof, and said fan blades have end portions provided with sliders fitted in said dovetail grooves.

6. An atomizing disk for a centrifugal atomizer according to claim 2, wherein said sleeve has a rotary pressing block on its outer wall for pressing and fixing said fan blades, and said rotary pressing block is symmetrically disposed on both sides of said fan blades.

7. An atomizing disk for a centrifugal atomizer according to claim 6, wherein a limit protrusion is provided on the sliding fit surface of said rotary pressing block and said fan blade, and a groove for snap-fitting with said limit protrusion is correspondingly provided on said fan blade.

8. An atomizing disk for a centrifugal atomizer according to claim 6, wherein said rotary pressure block is provided on its outer side with an operating rod, said operating rod being perpendicular to the axis of rotation of said rotary pressure block.

9. An atomizing disk for a centrifugal atomizer according to claim 1, wherein said upper atomizing disk or said lower atomizing disk is provided with a pilot pin fitted to said atomizing ring; the number of the pilot pins is at least two, and the pilot pins are arranged along the circumferential direction of the spray ring.

10. An atomizing disk for a centrifugal atomizer according to claim 1, wherein said lower atomizing disk is provided with second mounting holes for fitting with the rotating shaft of said fan.