CN201720037U - Film-coating device - Google Patents
Film-coating device Download PDFInfo
- Publication number
- CN201720037U CN201720037U CN2010202136357U CN201020213635U CN201720037U CN 201720037 U CN201720037 U CN 201720037U CN 2010202136357 U CN2010202136357 U CN 2010202136357U CN 201020213635 U CN201020213635 U CN 201020213635U CN 201720037 U CN201720037 U CN 201720037U
- Authority
- CN
- China
- Prior art keywords
- coating liquid
- valve
- communicated
- flowmeter
- coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Nozzles (AREA)
Abstract
The utility model provides a film-coating device. The device comprises a pressure gas source, a film-coating part and a stirring part which are communicated with one another in sequence; the film-coating part comprises a film coating liquid storage tank capable of being closed, an air inlet and a film coating liquid feed pipe are arranged on the film coating liquid storage tank, and the film coating liquid storage tank is communicated with the pressure gas source through the air inlet; a discharge opening is formed at the bottom of the film coating liquid storage tank, the discharge opening is communicated with a flow meter and a spray nozzle sequentially, and the spray nozzle is communicated with the stirring part; a magnetic valve is arranged between the flow meter and the spray nozzle; the film-coating part further comprises a controller; and the controller is respectively connected with the flow meter and the magnetic valve, and can control the on and off of the magnetic valve according to signals transmitted by the flow meter. The film-coating device can carry out quantitative film coating of powder, the control is simple, the respond is quick, and the retardation phenomenon is avoided.
Description
Technical field
The utility model relates to a kind of encapsulation tool, the quantitative encapsulation tool of especially a kind of powder.
Background technology
At present, pulverous raw material is widely used in every field, for example various powder fertilizer in the various color stuffings in the coating, the agricultural and the various powdery medicines in the medicine.And conventional, in order to reach the purpose of some aspect,, can carry out coating to these powder usually to handle as storage property, dispersive property, sustained release performance even mouthfeel, form thin film on the powder particle top layer.
Encapsulation tool commonly used comprises coating liquid holding vessel, measuring pump and the fluid bed that is communicated with successively in the prior art.Remain the powder of coating in the fluid bed, the coating liquid in the coating liquid holding vessel enters measuring pump, and after the measuring pump pressurization by being installed in nozzle ejection on the fluid bed in fluid bed, the powder in the fluid bed is carried out coating.For this equipment, after measuring pump quit work, still remaining in the pipeline between measuring pump and the fluid bed had a coating liquid, and this part coating liquid can continue to flow to fluid bed, causes this equipment to carry out quantitative coating to powder.And for some powder materials, titanium dioxide for example, excessive coating liquid can produce bigger negative effect to the character of product.
Simultaneously, the coating liquid of this equipment can produce the more serious phenomenon of leakage at the measuring pump place in the process of measuring pump pressurization, cause the serious waste of material.And, the costing an arm and a leg of the said equipment, control technology is loaded down with trivial details, has certain hysteresis quality.
The utility model content
Can't carry out the problem of quantitative coating to powder in order to overcome encapsulation tool of the prior art, the utility model provides a kind of encapsulation tool, can carry out accurate quantitatively coating to powder by this encapsulation tool, and control is simple, response is fast, does not have hysteresis.
The disclosed encapsulation tool of the utility model comprises pressure gas source, coating portion and the mixing part that is communicated with successively, described coating portion comprise can be airtight the coating liquid holding vessel, offer air inlet and coating liquid feed pipe on the described coating liquid holding vessel, the coating liquid holding vessel is communicated with pressure gas source by air inlet; Coating liquid holding vessel bottom offers discharging opening, and described discharging opening is communicated with successively with flowmeter, nozzle, and described nozzle is communicated to the mixing part; Between described flowmeter and nozzle, also be provided with magnetic valve; Described coating portion also comprises controller, and described controller is connected with magnetic valve with flowmeter respectively, and the control that can open or close magnetic valve according to the signal that the flowmeter transmission comes.
Above-mentioned pressure gas source can adopt equipment such as existing air compressor.
The disclosed encapsulation tool of the utility model feeds gas by pressure gas source to the coating liquid holding vessel, make and produce certain pressure in the coating liquid holding vessel, the coating liquid of coating liquid holding vessel is sprayed through flowmeter and nozzle, thereby the powder in the stirred tank is carried out coating.Coating liquid measure is as required set flowmeter.Carry out coating by above-mentioned steps, when reaching the coating liquid measure of setting, flowmeter produces signal, is transferred to controller, and controller provides the instruction of cutting out magnetic valve and is transferred to magnetic valve, closed electromagnetic valve, and coating finishes.This encapsulation tool corresponding speed is fast, does not have to lag behind, and can not produce the coating liquid of delay substantially between magnetic valve and nozzle, powder is carried out the precision height of quantitative coating.
In actual use, for powder is carried out more uniform coating, usually can be simultaneously from a plurality of directions to the powder coating of spraying.In conjunction with the disclosed encapsulation tool of the utility model, described nozzle has a plurality of, for example 2-4, is uniformly distributed on the stirred tank sidewall; Described flowmeter is communicated with described nozzle respectively, and, being provided with magnetic valve between each nozzle and the flowmeter, described magnetic valve independently is connected with controller respectively.Said nozzle evenly distributes promptly, and the distributing position on the stirred tank sidewall is symmetrical.Further under the preferable case, described nozzle is the right angle nozzle, i.e. the rectangular relation of duct orientation that is connected with nozzle of coating liquid emission direction.
Have under the prerequisite of said structure, the disclosed encapsulation tool of the utility model can also optionally comprise one or more in the following structure.
According to the utility model, also be provided with on-off valve between described discharging opening and the flowmeter, the controlled system discharging opening of described on-off valve is to the break-make of coating liquid between nozzle.
Similarly, also be provided with breather valve between described pressure gas source and the air inlet, but being communicated with or partition between described breather valve controlled pressure source of the gas and the air inlet.
In the utility model, inhomogeneous from the coating liquid flow velocity that the discharging opening of coating liquid holding vessel flows out, the sudden change of flow speed of coating liquid can exert an influence to flowmeter to a certain extent, so, under the preferable case, between described on-off valve and flowmeter, also be provided with the coating liquid velometer, the flow velocity of coating liquid regulated, make it more stable by the coating liquid velometer.
Equally, in order to guarantee the pressure stability of coating liquid holding vessel, also be provided with the gas velometer between described pressure gas source and the breather valve.
Under the further improved situation, described coating liquid feed pipe is provided with inlet valve.
Simultaneously, for the pressure in the coating liquid holding vessel is carried out visual control, under the preferable case, also be provided with Pressure gauge on the described coating liquid holding vessel.Similarly, on the coating liquid holding vessel, liquid level gauge can also be set.As well known in the art, can also corresponding setting safety valve or vent valve on the coating liquid holding vessel.
Usually, the compressed gas that enters the coating liquid holding vessel from pressure gas source is known from experience pollutants such as comprising dust, and these pollutants can pollute coating liquid, thereby influence the quality of product, so, under the preferable case, also be provided with filter between described pressure gas source and the air inlet.
As this area design commonly used, be convenient to the cleaning and the maintenance of equipment, described discharging opening is communicated with cleaning valve, controlled system discharging opening of the break-make of described cleaning valve and extraneous being communicated with isolated.
Description of drawings
Fig. 1 is the structural representation of the encapsulation tool that provides of the utility model;
Fig. 2 is the structural representation of coating portion in the encapsulation tool that provides of the utility model;
Wherein, Reference numeral: 1, pressure gas source; 2, filter; 3, coating portion; 4, mixing part; 5, gas velometer; 6, breather valve; 7, coating liquid holding vessel; 8, Pressure gauge; 9, safety valve; 10, coating liquid feed pipe; 11, inlet valve; 12, liquid level gauge; 13, vent valve; 14, coating liquid; 15, cleaning valve; 16, on-off valve; 17, coating liquid velometer; 18, flowmeter; 19, magnetic valve; 20, nozzle; 21, stirred tank; 22, controller.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Referring to Fig. 1, as a kind of embodiment of the disclosed encapsulation tool of the utility model, this encapsulation tool comprises pressure gas source 1, filter 2, coating portion 3 and the mixing part 4 that is communicated with successively.Wherein, pressure gas source 1 is an air compressor commonly used in the prior art.Mixing part 4 comprises agitator and stirred tank 21.Agitator is arranged on the stirred tank 21, and the paddle of agitator extends in the stirred tank 21, can the material in the stirred tank 21 be stirred.
For the coating portion 3 among Fig. 1, concrete visible Fig. 2, this coating portion 3 comprises coating liquid holding vessel 7, coating liquid holding vessel 7 is provided with air inlet, coating liquid holding vessel 7 is communicated with filter 2 by air inlet, and also is provided with gas velometer 5 and breather valve 6 between air inlet and filter 2.The gas that comes out from pressure gas source 1 filters by filter 2, regulates flow velocity after breather valve 6 enters coating liquid holding vessel 7 by gas velometer 5 then.And, this coating liquid holding vessel 7 be can be airtight tank body, the gas that feeds by air inlet can form certain pressure coating liquid holding vessel 7 in, for follow-up coating liquid injection provides power.
Also offer coating liquid feed pipe 10 on this coating liquid holding vessel 7, be used in coating liquid holding vessel 7, adding coating liquid 14, because the existence of coating liquid feed pipe 10 can form closed structure for making coating liquid holding vessel 7, described coating liquid feed pipe 10 is provided with inlet valve 11.In this embodiment, coating liquid feed pipe 10 is positioned at the top of coating liquid holding vessel 7.
Simultaneously, also be provided with Pressure gauge 8, safety valve 9, liquid level gauge 12 and vent valve 13 on the coating liquid holding vessel 7, Pressure gauge 8, safety valve 9, liquid level gauge 12 and vent valve 13 all are arranged at the top of coating liquid holding vessel 7.
Coating liquid holding vessel 7 bottoms offer discharging opening, and the coating liquid 14 in the coating liquid holding vessel 7 can flow out coating liquid holding vessel 7 through discharging opening.In the present embodiment, discharging opening independently is communicated with cleaning valve 15 and on-off valve 16 respectively.The break-make of cleaning valve 15 can independently be controlled discharging opening and extraneous being communicated with isolated.On-off valve 16 is communicated with coating liquid velometer 17 and flowmeter 18 in turn, flowmeter 18 is communicated to two separate magnetic valves 19, and two magnetic valves 19 further independently are communicated with two nozzles 20, above-mentioned two nozzles, 20 relative being arranged in the stirred tank 21.Coating liquid in the coating liquid holding vessel 7 flows out from discharging opening, by passing through flowmeter 18 and magnetic valve 19 successively behind the coating liquid velometer 17 adjusting flow velocitys, from nozzle 20 ejections, realizes the powder coating in the stirred tank 21 at last.
Simultaneously, this coating portion 3 also comprises controller 22, and controller 22 is connected with magnetic valve 19 with flowmeter 18 respectively, and the control that can open or close magnetic valve 19 according to the signal that flowmeter 18 transmission come.That is, controller 22 1 ends are electrically connected with flowmeter 18, an end respectively with two independently magnetic valve 19 be electrically connected.
The course of work of the encapsulation tool of above-mentioned embodiment is as follows:
1, prepares before the start: closed safe valve 9, vent valve 13, cleaning valve 15, on-off valve 16 and magnetic valve 19.Open breather valve 6.Coating liquid measure convection current amount meter 18 is as required set.
2, annotate coating liquid: open inlet valve 11, in coating liquid holding vessel 7, add coating liquid by coating liquid feed pipe 10.After finishing, interpolation closes inlet valve 11.
3, pressurization: open air compressor, feed compressed air in coating liquid holding vessel 7, and read Pressure gauge 8 readings, control coating liquid holding vessel 7 inner air pressures are in preset range (as 1.0MPa-1.5MPa).
4, coating: open on-off valve 16, opens solenoid valve 19 is carried out automatic coating.
5, coating finishes: when the coating liquid measure of flowmeter 18 statistics reached setting value, flowmeter 18 sent signal to controller 22, and controller 22 sends the instruction of cutting out according to the signal of flowmeter 18 feedbacks to magnetic valve 19, and magnetic valve 19 cuts out, and coating finishes.Close air compressor simultaneously.Open vent valve 13, when the pressure in the coating liquid holding vessel 7 reaches atmospheric pressure, close on-off valve 16, vent valve 13 and breather valve 6.
The quantitative coating process control of above-mentioned encapsulation tool is simple, and response is fast, does not have hysteresis, has improved the coating precision greatly, and has not had the phenomenon of leakage.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. an encapsulation tool comprises the pressure gas source, coating portion and the mixing part that are communicated with successively, it is characterized in that:
Described coating portion comprise can be airtight the coating liquid holding vessel, offer air inlet and coating liquid feed pipe on the described coating liquid holding vessel, the coating liquid holding vessel is communicated with pressure gas source by air inlet; Coating liquid holding vessel bottom offers discharging opening, and described discharging opening is communicated with successively with flowmeter, nozzle, and described nozzle is communicated to the mixing part; Between described flowmeter and nozzle, also be provided with magnetic valve;
Described coating portion also comprises controller, and described controller is connected with magnetic valve with flowmeter respectively, and the control that can open or close magnetic valve according to the signal that the flowmeter transmission comes.
2. encapsulation tool according to claim 1 is characterized in that described nozzle has a plurality of, is uniformly distributed on the stirred tank sidewall; Described flowmeter is communicated with described nozzle respectively, and, being provided with magnetic valve between each nozzle and the flowmeter, described magnetic valve independently is connected with controller respectively.
3. encapsulation tool according to claim 1 and 2 is characterized in that, also is provided with on-off valve between described discharging opening and the flowmeter, and the controlled system discharging opening of described on-off valve is to the break-make of coating liquid between nozzle.
4. encapsulation tool according to claim 3 is characterized in that, also is provided with the coating liquid velometer between described on-off valve and flowmeter.
5. according to claim 1 or 3 described encapsulation tool, it is characterized in that, also be provided with breather valve between described pressure gas source and the air inlet, but being communicated with or partition between described breather valve controlled pressure source of the gas and the air inlet.
6. encapsulation tool according to claim 5 is characterized in that, also is provided with the gas velometer between described pressure gas source and the breather valve.
7. encapsulation tool according to claim 1 is characterized in that described mixing part comprises agitator and stirred tank, and agitator is arranged on the stirred tank, and can the material in the stirred tank be stirred; Described nozzle is arranged in the stirred tank.
8. according to any described encapsulation tool in the claim 1,2,4,6 or 7, it is characterized in that described coating liquid feed pipe is provided with inlet valve; Also be provided with in Pressure gauge, safety valve, liquid level gauge or the vent valve one or more on the described coating liquid holding vessel.
9. encapsulation tool according to claim 8 is characterized in that, also is provided with filter between described pressure gas source and the air inlet.
10. encapsulation tool according to claim 8 is characterized in that described discharging opening is communicated with cleaning valve, controlled system discharging opening of the break-make of described cleaning valve and extraneous being communicated with isolated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202136357U CN201720037U (en) | 2010-05-29 | 2010-05-29 | Film-coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202136357U CN201720037U (en) | 2010-05-29 | 2010-05-29 | Film-coating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201720037U true CN201720037U (en) | 2011-01-26 |
Family
ID=43488312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202136357U Expired - Fee Related CN201720037U (en) | 2010-05-29 | 2010-05-29 | Film-coating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201720037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540439A (en) * | 2017-06-16 | 2018-01-05 | 广州薪光合环保技术有限公司 | Coating agent preparation system and coated fertilizer preparation system |
-
2010
- 2010-05-29 CN CN2010202136357U patent/CN201720037U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540439A (en) * | 2017-06-16 | 2018-01-05 | 广州薪光合环保技术有限公司 | Coating agent preparation system and coated fertilizer preparation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207478899U (en) | A kind of novel photovoltaic module junction box glue-pouring device | |
| CN103940573A (en) | Tracer particle dispensing device and dispensing method for small-size PIV flow field testing experiment | |
| CN202158945U (en) | Solid-state particle generator | |
| CN203877541U (en) | Metering control device of powder material | |
| CN201720037U (en) | Film-coating device | |
| CN104997143A (en) | Molasses addition system of mixer and molasses addition technology of molasses addition system | |
| CN103190691B (en) | Pure water bringing device, method and device for loosening and gaining moisture | |
| US20170189868A1 (en) | Automated Liquid Blending System | |
| JP6880182B2 (en) | Systems and methods for material sensors for material tanks | |
| CN204395872U (en) | Atomizing spices mixing arrangement | |
| CN207836586U (en) | A kind of intelligent variable spray control system of adaptive travel speed | |
| CN108419650B (en) | Get fertile fertilizer distributor and liquid manure integration irrigation system that mixes | |
| CN205480202U (en) | Decrement method liquid is addition system in batches | |
| CN104824808B (en) | A kind of solid powder is instant and rear spraying method | |
| CN115416161A (en) | Spraying device and method | |
| CN205998656U (en) | Air conveying automatic formulation equipment in high precision | |
| CN105312189A (en) | discharge device and coating system | |
| CN208175645U (en) | One kind taking fertile complex fertilizer fertilizer applicator and water-fertilizer integral irrigation system | |
| US20130042989A1 (en) | Method and device by which moulding compound to be processed is kept moist during the production of moulds or cores | |
| CN210729917U (en) | Paint spraying flow control system | |
| CN206390260U (en) | Feed micro material filing provision | |
| CN107106920A (en) | The method of the shear viscosity of continuous measurement product paste | |
| CN200945246Y (en) | Quantitative liquid-filling spray device | |
| CN105233754B (en) | Furfuryl alcohol production injection proportioner and its distribution | |
| CN214141550U (en) | Movable filling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20190529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |