CN203440260U - Continuous coating equipment - Google Patents

Continuous coating equipment Download PDF

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Publication number
CN203440260U
CN203440260U CN201320408452.4U CN201320408452U CN203440260U CN 203440260 U CN203440260 U CN 203440260U CN 201320408452 U CN201320408452 U CN 201320408452U CN 203440260 U CN203440260 U CN 203440260U
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CN
China
Prior art keywords
circular
bellows
tower
blowing cylinder
dressing tower
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.)
Withdrawn - After Issue
Application number
CN201320408452.4U
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Chinese (zh)
Inventor
谷佳林
徐秋明
曹兵
刘宝存
赵同科
邹国元
张宜霞
刘善江
杨宜斌
李鸿雁
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Beijing Academy of Agriculture and Forestry Sciences
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Beijing Academy of Agriculture and Forestry Sciences
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Priority to CN201320408452.4U priority Critical patent/CN203440260U/en
Application granted granted Critical
Publication of CN203440260U publication Critical patent/CN203440260U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model relates to continuous coating equipment which is characterized by comprising a circular coating tower, wherein a discharge cylinder that rotating blades are driven by a motor is arranged on the side wall of the coating tower; a discharge port is formed in the outer side wall of the discharge cylinder; a connector is formed in the inner side wall of the discharge cylinder; a hydraulic oil cylinders which is vertically adjusted and moved is arranged on the circular coating tower; the piston of the hydraulic oil cylinder penetrates through the side wall of the circular coating tower and is connected with a collecting cover; the upper part of the collecting cover is small, the lower part of the collecting cover is large, and the collecting cover takes the shape of a frustum; a telescopic hose is connected with the collecting cover through an elbow; the other end of the telescopic hose is connected with the connector of the discharge cylinder; a vent channel is connected with the top part of the circular coating tower; a hot air channel is connected with the bottom of the circular coating tower; a solution ejection tube is inserted into the hot air channel; a nozzle is connected with the top opening of the solution ejection tube; a circular guide cylinder is fixedly connected between the nozzle and the collecting cover through a bracket; a discharge port of a conveyer feeding device which is driven by the motor is connected with the outer wall of the lower part of the circular coating tower. The continuous coating equipment can be widely applied to coating spraying of various grains.

Description

A kind of continuous coating equipment
Technical field
The utility model relates to a kind of fertilizer coating equipment, particularly about a kind of continuous coating equipment for fertiliser granulates.
Background technology
The control that the polymer coating means that moisture transmitance is low of mostly adopting general release and release control fertilizer realize fertilizer nutrient discharges.Its production process is generally, in fluidized-bed, the solvent that contains coated fertilizer is sprayed to fertiliser granulates, solvent volatilizees in hot blast, coated fertilizer is wrapped in fertilizer surface, make it to form the resin molding that one deck moisture permeable is lower, moisture in soil sees through resin molding and enters in fertiliser granulates, and nutrient stripping film is outer to supply with the absorption of crop, the dissolution rate of fertilizer in film, be effective release rate of fertilizer nutrient, this nutrient controlled release speed is controlled by coating.As shown in Figure 1, the coated fertilizer production unit of prior art adopts the fluidized-bed in dressing tower 20 to carry out coating production conventionally, first polymer coated fertilizer is dissolved in solvent, formation has certain density covering liquid, fertiliser granulates is sent in dressing tower 20 by auger conveying mouth 21, and the hot blast of sending into by the pipeline 22 of dressing tower 20 bottoms upwards blows afloat, it is suspended in dressing tower 20 by guide shell 23.Covering liquid upwards sprays into guide shell 23 by nozzle 24, is coated on each fertiliser granulates outside surface in guide shell 23.When collecting coated fertilizer particle, need closure to be arranged on tilted-putted Venetian blind 25 between guide shell 23 outer walls and dressing tower 20, with blocking-up fertiliser granulates cyclic motion, in said structure, because being adopts Venetian blind 25 to open, closed form, therefore must dressing tower 20 internal cross section be set to square could realization, and the setting of square dressing tower 20 and Venetian blind 25, cause airflow circulation to have inhomogeneous problem, particularly four turnings can form the dead angle that fertiliser granulates suspends and piles up, can cause the fertiliser granulates in square dressing tower 20 not sprayed equably, also can cause fertiliser granulates to be attached to the edge of Venetian blind 25 simultaneously, while making Venetian blind 25 closed, form gap, closely have a strong impact on normally collecting of fertiliser granulates.Having owing to going out charge level is a plane again, and the output tube 26 being connected is a circular rotating impeller drawing mechanism, and then causes the incomplete problem of discharging to cause remaining fertilizer dressing repeatedly, makes fertilizer coating quality unstable.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of uniform circulation of can realizing and sprays, and dressing tower is interior without dead angle, and can automatically discharge the continuous coating equipment of coated fertilizer particle.
For achieving the above object, the utility model is taked following technical scheme: a kind of continuous coating equipment, it is characterized in that: it comprises a circular dressing tower, described dressing tower middle part sidewall is provided with a blowing cylinder, in described blowing cylinder, be provided with one by motor-driven rotary blade, the oblique bottom of described blowing cylinder outer side wall is provided with a discharge port, and the oblique top of described blowing cylinder inner side-wall is provided with a Link Port; On the described dressing tower of described blowing cylinder below, be provided with one can upper and lower adjusting hydraulic ram, the piston of described hydraulic ram connects the collecting shade of a up-small and down-big taper type through the sidewall of described dressing tower, described collecting shade top has an elbow, the other end of described elbow connects a bellows, and the other end of described bellows is connected on the Link Port of described blowing cylinder; The top of described circular dressing tower is connected with an air exhaust passage, the bottom of described circular dressing tower is provided with a hot-air channel, on described hot-air channel, be inserted with a solution jet pipe, the top mouth of described solution jet pipe is connected with a nozzle, between described nozzle and described collecting shade, by support, is fixedly connected with a circular guide shell; The lower sides of described circular dressing tower is provided with a motor-driven auger feeding device, and the discharge port of described auger feeding device connects the outer wall of described circular dressing tower.
The diameter of described bellows is 20~25cm, and described bellows adopts a kind of in metal webmaster, plastics webmaster, cloth prepared material, and the mesh of described bellows can not be greater than the particle diameter of coated fertilizer particle.
The entrance end of described bellows is higher than the exit end of described bellows, can make to pile up and have a certain amount of coated fertilizer particle in described bellows, the coated fertilizer particle of piling up enters described blowing cylinder under the effect of rotary blade rotation, can continuously be discharged from the discharge port of described blowing cylinder.
The utility model is owing to taking above technical scheme, and it has the following advantages: 1, the utility model, owing to adopting circular dressing tower, makes the interior airflow circulation of dressing tower even, therefore makes coated fertilizer particle spray coating evenly without dead angle.2, the utility model is owing to being connected with a bellows at collecting shade top by elbow, simultaneously also at the outside piston that connects a hydraulic ram can upper and lower adjusting moving of collecting shade, when connecting material, the piston of hydraulic ram stretches out, and can promote the top that collecting shade is placed in guide shell and access.When carrying out the piston-retraction of dressing when operation hydraulic ram, collecting shade can be moved to dressing tower inner side-wall other stand-by, therefore make in coated fertilizer particle process conveniently and freely mobile collecting shade.3, the utility model is due to collecting shade top is connected with to a bellows by elbow, bellows adopts metal webmaster or the plastics webmaster that diameter is 20~25cm, smooth and easy in order to guarantee discharging, the aperture of bellows webmaster is less than the particle diameter of coated fertilizer particle, also the open height that goes out of bellows is arranged to the height location lower than entrance, therefore can make the exit end of bellows pile up some coated fertilizer particles, under the effect of the rotary blade by blowing cylinder, not air-out of discharging rotation is continuously discharged from coated fertilizer particle.The utility model can be widely used among various granule coating sprayings.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art dressing tower
Fig. 2 is circular dressing tower spraying view of the present utility model
Fig. 3 is that circular dressing tower of the present utility model is collected view
Fig. 4 is the local connection diagram of overlooking of Fig. 3
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
As Fig. 2, Fig. 3, as shown in, the utility model comprises a circular dressing tower 1, dressing tower 1 middle part sidewall is provided with a blowing cylinder 2, in blowing cylinder 2, be provided with a rotary blade being driven by motor 34, the blowing cylinder 2 oblique bottoms of outer side wall are provided with a discharge port 5, and the blowing cylinder 2 oblique tops of inner side-wall are provided with a Link Port 6(as shown in Figure 4).On the circular dressing tower 1 of blowing cylinder 2 belows, be provided with one can upper and lower adjusting hydraulic ram 7, the piston 71 of hydraulic ram 7 connects the collecting shade 8 of a up-small and down-big taper type through the sidewall of circular dressing tower 1, collecting shade 8 tops have an elbow 9, the other end of elbow 9 connects a bellows 10, and the other end of bellows 10 is connected on the Link Port 5 of blowing cylinder 2.At the top of circular dressing tower 1, be connected with an air exhaust passage 11, bottom is connected with a hot-air channel 12, on hot-air channel 12, be inserted with a solution jet pipe 13, the top mouth of solution jet pipe 13 is connected with a nozzle 14, between nozzle 14 and collecting shade 8, by support, is fixedly connected with a circular guide shell 15.Lower sides at circular dressing tower 1 is provided with the auger feeding device 17 that a motor 16 drives, and auger feeding device 17 discharge ports connect the outer wall of circular dressing tower 1.
In above-described embodiment, when dressing tower 1 is collected coated fertilizer particle, the piston 71 of hydraulic ram 7 stretches out and promotes the top that collecting shade 8 is placed in circular guide shell 15, by movable hydraulic oil cylinder 7 by the distance adjustment between collecting shade 8 and circular guide shell 15 to being less than 2mm.When dressing tower 1 carries out dressing spraying, it is other stand-by that piston 71 retractions of hydraulic ram 7 pull collecting shade 8 to be placed in dressing tower 1 inwall.
In above-described embodiment, after mixing in a container with coating material, solvent generates covering liquid, the container that covering liquid is housed leads to the fluid inlet of outside pressure pump and metering control connection solution jet pipe 13, when covering liquid upwards sprays from circular guide shell 15 belows by nozzle 14, make the fertiliser granulates being suspended in circular guide shell 15 can access even spraying, solvent volatilizees fast in the effect of circular dressing tower 1 bottom hot-air channel 12, and by air exhaust passage 11, extract cooling condensation out and reclaim, continue to recycle.
In above-described embodiment, for the ease of bellows 10, can pile up and have a certain amount of coated fertilizer particle, the utility model is arranged to the entrance end of bellows 10 higher than exit end, make the coated fertilizer particle of piling up by rotary blade 4 effects of blowing cylinder 2, can continuously be discharged from the discharge port 5 of blowing cylinder 2.
In above-described embodiment, it is metal webmaster, plastics webmaster or the cloth prepared material of 20~25cm that bellows 10 can adopt diameter, and in order to prevent spilling of coated fertilizer particle, the mesh of bellows 10 can not be greater than the particle diameter of coated fertilizer particle.
As shown in Figure 2 and Figure 3, fertiliser granulates dressing process of the present utility model comprises the following steps:
1) after being mixed in a container with coating material, solvent generates covering liquid stand-by;
2) starter motor 16, open hot-air channel 12 and air exhaust passage 11 simultaneously;
3) primer fluid compressing cylinder 7 is retracted piston 71 to pull collecting shade 8 to be placed in by the inwall of dressing tower 1;
4) manually fertiliser granulates is sent in auger feeding device 17, auger feeding device 17 is sent in circular dressing tower 1 by its discharge port;
5) hot blast of hot-air channel 12 upwards blows afloat fertiliser granulates, makes each fertiliser granulates through the backward periphery of circular guide shell 15, turn over to fall behind and circulate respectively and floats;
6) container that covering liquid is housed is connected to external pressure pump and measuring apparatus, external pressure pump outlet connects the fluid inlet of solution jet pipe 13, then the liquid outlet of solution jet pipe 13 is connected to nozzle 14;
7) start external pressure pump, the upwards ejection of below from guide shell 15 by covering liquid by nozzle 14, the fertiliser granulates that makes to be suspended in guide shell 15 can access even spraying;
8) when the fertiliser granulates outside surface spraying, by metering control, control covering liquid consumption, when covering liquid spraying reaches requirement, metering control is automatically controlled and is stopped spraying, the piston 71 of manual activation hydraulic ram 7 is protruding, promotion collecting shade 8 is placed in the top of guide shell 15, under the effect of hot-air channel 12 air-flows, by collecting shade 8 and elbow 9, can directly coated fertilizer particle be accessed in bellows 10;
9) in bellows 10, pile up while having a certain amount of coated fertilizer particle, manual activation motor 3 drives rotary blade 4 rotations of blowing cylinder 2, the coated fertilizer particle of piling up is passed through to blowing cylinder 2 under the turning effort of rotary blade 4, and the discharge port 5 that is discharged from blowing cylinder 2 enters next process.
The various embodiments described above are only for illustrating the utility model; wherein the structure of each parts, mode of connection etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.

Claims (3)

1. a continuous coating equipment, it is characterized in that: it comprises a circular dressing tower, described dressing tower middle part sidewall is provided with a blowing cylinder, in described blowing cylinder, be provided with one by motor-driven rotary blade, the oblique bottom of described blowing cylinder outer side wall is provided with a discharge port, and the oblique top of described blowing cylinder inner side-wall is provided with a Link Port; On the described dressing tower of described blowing cylinder below, be provided with one can upper and lower adjusting hydraulic ram, the piston of described hydraulic ram connects the collecting shade of a up-small and down-big taper type through the sidewall of described dressing tower, described collecting shade top has an elbow, the other end of described elbow connects a bellows, and the other end of described bellows is connected on the Link Port of described blowing cylinder; The top of described circular dressing tower is connected with an air exhaust passage, the bottom of described circular dressing tower is provided with a hot-air channel, on described hot-air channel, be inserted with a solution jet pipe, the top mouth of described solution jet pipe is connected with a nozzle, between described nozzle and described collecting shade, by support, is fixedly connected with a circular guide shell; The lower sides of described circular dressing tower is provided with a motor-driven auger feeding device, and the discharge port of described auger feeding device connects the outer wall of described circular dressing tower.
2. a kind of continuous coating equipment as claimed in claim 1, it is characterized in that: the diameter of described bellows is 20~25cm, described bellows adopts a kind of in metal webmaster, plastics webmaster, cloth prepared material, and the mesh of described bellows can not be greater than the particle diameter of coated fertilizer particle.
3. a kind of continuous coating equipment as claimed in claim 1 or 2, it is characterized in that: the entrance end of described bellows is higher than the exit end of described bellows, can make to pile up and have a certain amount of coated fertilizer particle in described bellows, the coated fertilizer particle of piling up enters described blowing cylinder under the effect of rotary blade rotation, can continuously be discharged from the discharge port of described blowing cylinder.
CN201320408452.4U 2013-07-10 2013-07-10 Continuous coating equipment Withdrawn - After Issue CN203440260U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320408452.4U CN203440260U (en) 2013-07-10 2013-07-10 Continuous coating equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320408452.4U CN203440260U (en) 2013-07-10 2013-07-10 Continuous coating equipment

Publications (1)

Publication Number Publication Date
CN203440260U true CN203440260U (en) 2014-02-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320408452.4U Withdrawn - After Issue CN203440260U (en) 2013-07-10 2013-07-10 Continuous coating equipment

Country Status (1)

Country Link
CN (1) CN203440260U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103333012A (en) * 2013-07-10 2013-10-02 北京市农林科学院 Continuous coating equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103333012A (en) * 2013-07-10 2013-10-02 北京市农林科学院 Continuous coating equipment
CN103333012B (en) * 2013-07-10 2015-06-10 北京市农林科学院 Continuous coating equipment

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