CN208927092U - A kind of fluidized-bed coating machine of new type nozzle - Google Patents

Abstract

A kind of fluidized-bed coating machine of new type nozzle, including machine barrel, blast pipe and air-exhausting duct；The blast pipe is connected and machine barrel bottom, and the machine barrel bottom is tapered；The blast pipe is connected to blower, enters the eddy flow sieve plate that machine barrel bottom is arranged after entering the wind heated device heating；It is set in the machine barrel there are two spherical spray head, the spray head is connected to liquid supply pipe, which is connected to fluid reservoir, and the fluid reservoir is for storing coating liquid material；For the spray head in spherical, the spherical surface of spray head is equipped with multiple nozzles；The nozzle includes mouth body and mouth cap；The mouth body is equipped with tang, and the tang is equipped with locking plate；The mouth cap is equipped with recess corresponding with tang, and recess inner wall is equipped with locked groove corresponding with locking plate.By improving the structure of spray head, the spraying range of atomizer is set to cover surrounding, sprinkling is more uniform, while can cover or remove cap of spraying nozzle according to the needs of sprinkling, cooperates the adjusting of intake, reaches more efficient and uniform coating effect.

Description

A kind of fluidized-bed coating machine of new type nozzle

Technical field

The utility model relates to pharmaceutical field, especially a kind of fluidized-bed coating machine of new type nozzle.

Background technique

In the fields such as medicine, food, chemical industry, when being coated to material, existing fluidized bed type, process is substantially It is that material is placed in coating interior, material circles round in high speed in midair under fan action, while being coated the sprinkling of solution, Coating solution after being atomized is mixed with material, plays coating purpose.

201120133812.8 disclose a kind of coating machine for pills, it is by rack, shell, blast pipe, air-exhausting duct and wind Mechanism is at the shell support is transversely provided with sieve-like partition on the rack, in shell, and blower passes through the side wall of blast pipe and shell Connection and air inlet are located at the lower section of sieve-like partition, and air-exhausting duct is located at the top of shell;The side wall of the shell is equipped with charging The atomizing nozzle of bucket and coating solution, and the atomizing nozzle of feed hopper and coating solution is located at the top of sieve-like partition.The case is improved Traditional oscillatory type coating method, improves the uniformity of coating and the integrality of surface of material dress material, however, above-mentioned technology The coating solution spraying range of the atomizing nozzle of scheme is limited, causes the uniformity of coating to be improved.

Summary of the invention

The invention provides a kind of fluidized-bed coating machine of new type nozzle, including machine barrel, blast pipe and air-exhausting duct；It is described Blast pipe is connected and machine barrel bottom, and the machine barrel bottom is tapered；The blast pipe is connected to blower, enters the wind heated device heating The eddy flow sieve plate of machine barrel bottom setting is entered afterwards；It being set in the machine barrel there are two spherical spray head, the spray head is connected to liquid supply pipe, The liquid supply pipe is connected to fluid reservoir, and the fluid reservoir is for storing coating liquid material；The spray head is set on the spherical surface of spray head in spherical There are multiple nozzles；The nozzle includes mouth body and mouth cap；The mouth body is equipped with tang, and the tang is equipped with locking plate；Institute The mouth cap stated is equipped with recess corresponding with tang, and recess inner wall is equipped with locked groove corresponding with locking plate.

Preferably, locking plate interruption is set to the two sides of tang outer wall, and correspondingly, the locked groove is in recess The interruption setting of wall two sides.

Preferably, the blast pipe is equipped with volume damper, also settable filter on the blast pipe.

Preferably, the eddy flow sieve plate is equipped with multiple inclined water conservancy diversion leaves, the water conservancy diversion leaf axis not a half with eddy flow Annular setting centered on the heart.

The utility model has the beneficial effects that covering the spraying range of atomizer by the structure for improving spray head Surrounding, sprinkling is more uniform, while can cover or remove cap of spraying nozzle according to the needs of sprinkling, cooperates the adjusting of intake, Reach more efficient and uniform coating effect.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model nozzle structure schematic diagram；

Fig. 3 is the structural schematic diagram of the utility model spray head another kind state；

In figure, air-exhausting duct 1, pressure-regulating valve 2, blower 3, fluid reservoir 4, liquid supply pipe 5, spray head 6, nozzle 610, mouth body 611, Tang 612, locking plate 613, mouth cap 614, recess 615, locked groove 616, discharge port 7, feed inlet 8, eddy flow sieve plate 9, volume damper 10, heater 11, filter layer 12.

Specific embodiment

With reference to the accompanying drawing, by the following detailed description, to be more clearly understood that the above and other of the invention Objects, features and advantages.Hereinafter, the preferred embodiment of the invention will be described in detail with reference to the accompanying drawings.

Such as figure, a kind of fluidized-bed coating machine of the utility model in new type nozzle 6, including machine barrel, blast pipe and air-exhausting duct 1.The blast pipe is connected and machine barrel bottom, and the machine barrel bottom is tapered；It is not shown that the blast pipe is connected to blower 3( Out), the eddy flow sieve plate 9 that the setting of machine barrel bottom is entered after heated device 11 heats is entered the wind；Herein, it is preferable that the air inlet Pipe is equipped with volume damper 10；Preferably, on the blast pipe also settable filter with guarantee air inlet cleaning.

In order to guarantee eddy flow effect, the eddy flow sieve plate 9 is equipped with multiple inclined water conservancy diversion leaves (not shown go out), described The annular setting centered on the not a half axle center of eddy flow of water conservancy diversion leaf, when air-flow flows through water conservancy diversion leaf, air-flow is tangential oblique top, To preferably form vortex gas-flow in machine barrel.

It is set in the machine barrel there are two spherical spray head 6, the spray head 6 is connected to liquid supply pipe 5, which is connected to fluid reservoir 4, the fluid reservoir 4 is for storing coating liquid material.Coating liquid material is sent to spray head 6 through liquid supply pipe 5 under compressed air effect and is atomized.

Herein preferably, the spray head 6 is in spherical, and the spherical surface of spray head 6 is equipped with multiple nozzles 610, is expanded significantly The range of atomized spray, improves sprinkling uniformity, ensure that coating effect.

It is further preferred that the nozzle 610 includes mouth body in order to adjust the amount of injection of dress material according to coating demand 611 and mouth cap 614；The mouth body 611 is equipped with tang 612, and the tang 612 is equipped with locking plate 613；The mouth cap 614 are equipped with recess 615 corresponding with tang 612, and 615 inner wall of recess is equipped with locked groove 616 corresponding with locking plate 613.Such as Fig. 3, Herein, the locking plate 613 is interrupted the two sides for being set to 612 outer wall of tang, and correspondingly, the locked groove 616 is in recess 615 The interruption setting of inner wall two sides, when installation, adjusts the relative position of mouth cap 614 and mouth body 611, makes locked groove 616 and 613 phase of locking plate Mistake, and then mouth cap 614 is socketed on mouth body 611, rotation mouth cap 614 is embedded in locking plate 613 in locked groove 616.

The air-exhausting duct 1 is connected at the top of machine barrel, and air-exhausting duct 1 is connected to air-introduced machine 3, it is preferable that sets between air-introduced machine 3 and machine barrel There is pressure-regulating valve 2；Top in the machine barrel is equipped with filter layer 12, the residual suspended matter under the effect of air-introduced machine 3, in machine barrel Air be discharged after filtering.

In coating process, material between each section in face at one's side, under the effect of machine barrel interior air-flow boiling collide and The probability of friction is equal, thus each surface of material contact coating solution amount be it is equal, this guarantees wrap Material clothing film uniformity.

Although the preferred embodiment of the invention is disclosed for illustrative purpose, those skilled in the art Member should be appreciated that under the premise of the scope and spirit created without departing substantially from appended claims present invention disclosed, various Modification, increase and adulterium are all possible, it is noted that upper under the premise of without departing substantially from the invention scope and spirit Stating various modifications, increase and altering should all cover within the interest field of the invention.

Claims (4)

1. a kind of fluidized-bed coating machine of new type nozzle, including machine barrel, blast pipe and air-exhausting duct；It is characterized in that, the air inlet Pipe is connected and machine barrel bottom, and the machine barrel bottom is tapered；The blast pipe is connected to blower, and it is laggard to enter the wind heated device heating Enter the eddy flow sieve plate being arranged to machine barrel bottom；It is set in the machine barrel there are two spherical spray head, the spray head is connected to liquid supply pipe, the confession Liquid pipe is connected to fluid reservoir, and the fluid reservoir is for storing coating liquid material；In spherical, the spherical surface of spray head is equipped with more the spray head A nozzle；The nozzle includes mouth body and mouth cap；The mouth body is equipped with tang, and the tang is equipped with locking plate；Described Mouth cap is equipped with recess corresponding with tang, and recess inner wall is equipped with locked groove corresponding with locking plate.

2. a kind of fluidized-bed coating machine of new type nozzle as described in claim 1, which is characterized in that the locking plate interruption is set The two sides of tang outer wall are placed in, correspondingly, the locked groove is interrupted in recess inner wall two sides to be arranged.

3. a kind of fluidized-bed coating machine of new type nozzle as described in claim 1, which is characterized in that set on the blast pipe There are volume damper, also settable filter on the blast pipe.

4. a kind of fluidized-bed coating machine of new type nozzle as described in claim 1, which is characterized in that set on the eddy flow sieve plate There are multiple inclined water conservancy diversion leaves, water conservancy diversion leaf annular setting centered on the not a half axle center of eddy flow.