CN209302204U - Drying machine with centrifugal spray - Google Patents

Drying machine with centrifugal spray Download PDF

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Publication number
CN209302204U
CN209302204U CN201821300579.3U CN201821300579U CN209302204U CN 209302204 U CN209302204 U CN 209302204U CN 201821300579 U CN201821300579 U CN 201821300579U CN 209302204 U CN209302204 U CN 209302204U
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China
Prior art keywords
centrifugal
air
spray
drying machine
dry tower
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CN201821300579.3U
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Chinese (zh)
Inventor
汪思孝
吴志能
邵宣泽
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Suzhou Jian Hui Investment Mineral New Material Co Ltd
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Suzhou Jian Hui Investment Mineral New Material Co Ltd
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Abstract

The utility model discloses a kind of drying machine with centrifugal spray, including dry tower body, centrifugal atomizer at the top of the dry tower body is set, the loading assemblies and air-supply assembly being connect with the centrifugal atomizer, the purification assembly being connect with the air inlet of the dry tower body and the air sweepers being connect with the outlet at bottom of the dry tower body, the bottom of the centrifugal atomizer is provided with centrifugal atomizing nozzle, the centrifugal atomizing nozzle includes nozzle body, it is opened in the liquid feed chamber of the top half of nozzle body, spray core positioned at the lower half portion of liquid feed chamber, wherein, spray core is disposed with liquid-entering hole from top to bottom, whirlpool introducing port, rotating room and eccentric spout, and the bore of the eccentric spout is 0.5-1.5mm.The utility model limits the structure of centrifugal atomizing nozzle by setting centrifugal atomizing nozzle, it is ensured that the flowing velocity of high viscosity slurry thereby reduces the probability that slurries glue wall, greatly reduces probability of the spray head by congestion.

Description

Drying machine with centrifugal spray
Technical field
The utility model relates to spray dryer field, in particular to a kind of drying machine with centrifugal spray.
Background technique
Drying machine with centrifugal spray is that certain liquid materials are dried using centrifugal type atomizer, is current industrial production In one of most popular drying machine.Spray drying is technique most widely used in liquid process forming and dry industry, Powdery, granular product are generated suitable for solution, lotion, suspension and pumpability liquid charging stock.Therefore when granular size point When cloth, residual moisture content, bulk density and grain shape meet accurate standard, spray drying is one of very ideal work Skill.
To reduce drying cost, raising material solid content, so slurry viscosity to be dried is relatively high, general atomizer The slurry effect high to this viscosity is bad, and possible centrifugal drying does not go out, and can not form suitable droplet or stifled nozzle.
Utility model content
The utility model provides a kind of drying machine with centrifugal spray, to solve the above-mentioned technical problems in the prior art.
In order to solve the above technical problems, the utility model provides a kind of drying machine with centrifugal spray, comprising: dry tower body is set The centrifugal atomizer at the top of the dry tower body, the loading assemblies connecting with the centrifugal atomizer and air-supply assembly are set, with The purification assembly of the air inlet connection of the dry tower body and the air purging being connect with the outlet at bottom of the dry tower body Device, the bottom of the centrifugal atomizer are provided with centrifugal atomizing nozzle, which includes nozzle body, is opened in spray The liquid feed chamber of the top half of mouth main body, the spray core positioned at the lower half portion of liquid feed chamber, wherein spray core is set gradually from top to bottom There are liquid-entering hole, whirlpool introducing port, rotating room and eccentric spout, and the bore of the eccentric spout is 0.5-1.5mm.
Preferably, being provided with multiple groups diversion groove on the inside of the whirlpool introducing port, spiral is provided in the rotating room Channel.
Preferably, the loading assemblies include: barrel, feeding engine and expects pipe, wherein the feeding engine passes through the material Pipe is connected to the barrel and centrifugal atomizer respectively, and the feeding engine send the material punching in barrel to the centrifugal atomizing In device.
Preferably, the air-supply assembly includes the first air filter set gradually, the first pressure fan, steam heat-exchanging Device and electric heater, wherein electric heater is connected to the centrifugal atomizer.
Preferably, the purification assembly includes: the second air filter, air dehumidifier, cyclone, the first whirlwind point Device and recycling blower are flowed, the recycling blower is located at the air inlet.
Preferably, the cyclone is located at the outlet at bottom of the second whirlwind current divider, second cyclone separator Entrance be connected to the outlet at bottom of the dry tower body, the gas vent of the second whirlwind current divider is connect with exhaust fan.
Preferably, being provided with the second pressure fan at the outlet at bottom of the dry tower body.
Preferably, the inlet of the air sweepers is also connected with air pump, the air pump passes through third air filtration Device extracts outside air.
Compared with prior art, the drying machine with centrifugal spray of the utility model, including dry tower body, setting are in the drying Centrifugal atomizer at the top of tower body, the loading assemblies being connect with the centrifugal atomizer and air-supply assembly, with the dry tower body Air inlet connection purification assembly and the air sweepers that are connect with the outlet at bottom of the dry tower body, the centrifugation mist The bottom for changing device is provided with centrifugal atomizing nozzle, which includes nozzle body, the upper half for being opened in nozzle body Partial liquid feed chamber, the spray core positioned at the lower half portion of liquid feed chamber, wherein spray core is disposed with liquid-entering hole, whirlpool from top to bottom Whirlpool introducing port, rotating room and eccentric spout, and the bore of the eccentric spout is 0.5-1.5mm.The utility model passes through setting Centrifugal atomizing nozzle, and limit the structure of centrifugal atomizing nozzle, it is ensured that the flowing velocity of high viscosity slurry thereby reduces slurries The probability of viscous wall, greatly reduces probability of the spray head by congestion.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the drying machine with centrifugal spray of the utility model;
Fig. 2 is the structural schematic diagram of the centrifugal atomizing nozzle in the drying machine with centrifugal spray of the utility model.
It is as shown in the figure: the dry tower body of 10-, the second pressure fan of 11-, 20- centrifugal atomizer, 30- loading assemblies, 31- barrel, 32- feeding engine, 33- expects pipe, 40- air-supply assembly, the first air filter of 41-, the first pressure fan of 42-, 43- vapor heat exchanger, 44- electric heater, 50- purification assembly, the second air filter of 51-, 52- air dehumidifier, 53- cyclone, the first whirlwind of 54- Current divider, 55- recycle blower, the second cyclone separator of 56-, 57- exhaust fan, 60- air sweepers, 61- air pump, 62- third Air filter, 70- centrifugal atomizing nozzle, 71- nozzle body, 72- liquid feed chamber, 73- spray core, 731- liquid-entering hole, 732- whirlpool Introducing port, the rotating room 733-, 734- bias spout.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this The specific embodiment of utility model is described in detail.It should be noted that the utility model attached drawing is all made of simplified form And non-accurate ratio is used, only to convenient, lucidly aid illustration the utility model embodiment purpose.
As shown in Figure 1, the utility model provides a kind of drying machine with centrifugal spray, comprising: dry tower body 10 is arranged described The centrifugal atomizer 20 at dry 10 top of tower body, the loading assemblies 30 being connect with the centrifugal atomizer 20 and air-supply assembly 40, It the purification assembly 50 that is connect with the air inlet of the dry tower body 10 and is connect with the outlet at bottom of the dry tower body 10 Air sweepers 60.Specifically, the loading assemblies 30 are used to be fed for the centrifugal atomizer 20, the air-supply assembly 40 is Centrifugal atomizer 20 is blown, and the purification assembly 50 is used to purify the tail gas in the dry tower body 10, while being the drying Tower body 10 provides thermal cycle wind.
As shown in Fig. 2, the bottom of the centrifugal atomizer 20 is provided with centrifugal atomizing nozzle 70.Further, it is described from Heart atomizer 70 include nozzle body 71, be opened in nozzle body 71 top half liquid feed chamber 72, be located at liquid feed chamber 72 Lower half portion spray core 73, wherein spray core 73 be disposed with from top to bottom liquid-entering hole 731, whirlpool introducing port 732, rotation Room 733 and eccentric spout 734, and the bore of the eccentric spout 734 is 0.5-1.5mm.Specifically, feed liquid 72 passes through liquid feed chamber 72 enter spray core 73, and feed liquid enters in whirlpool introducing port 732, and then enter rotating room from the liquid-entering hole 731 of spray core 73 In 733, since whirlpool introducing port 732 is to be provided with helical duct in inverted cone-shaped structure and rotating room 733, so that the flowing of feed liquid Speed quickening and feed liquid enter eccentric spout 734 after rapidly rotating, to realize centrifugal atomizing, further to spraying everywhere , the bore of the eccentric spout 734 is arranged between 0.5-1.5mm, being sprayed for eccentric spout 734 can be further increased Effect reduces a possibility that eccentric spout 734 is blocked.
Preferably, being provided with multiple groups diversion groove on the inside of the whirlpool introducing port 732, it is connected to liquid-entering hole 731 and spiral Channel.
With continued reference to Fig. 1, the loading assemblies 30 include: barrel 31, feeding engine 32 and expects pipe 33, wherein the feeding Pump 32 is connected to the barrel 31 and centrifugal atomizer 20 respectively by the expects pipe 32, and the feeding engine 32 will be in barrel 31 Material punching send into the centrifugal atomizer 20.
Preferably, the air-supply assembly 40 includes the first air filter 41 set gradually, the first pressure fan 42, steams Vapour heat exchanger 43 and electric heater 44, wherein electric heater 44 is connected to the centrifugal atomizer 20.
Preferably, the purification assembly 50 includes: the second air filter 51, air dehumidifier 52, cyclone 53, One whirlwind current divider 54 and recycling blower 55, the recycling blower 55 are located at the air inlet of the dry tower body 10.Further , the cyclone 53 is located at the outlet at bottom of the second whirlwind current divider 56, the entrance of second cyclone separator 56 with The outlet at bottom of the dry tower body 10 is connected to, and the gas vent of the second whirlwind current divider 56 is connect with exhaust fan 57.Tool Body,
Preferably, being provided with the second pressure fan 11 at the outlet at bottom of the dry tower body 10.
Preferably, the inlet of the air sweepers 60 is also connected with air pump 61, the air pump 61 passes through third sky Air filter 62 extracts outside air.The air pump 61 is that the air sweepers 60 provide purified air.
In conclusion the drying machine with centrifugal spray of the utility model, including dry tower body 10, setting are in the dry tower body The centrifugal atomizer 20 at 10 tops, the loading assemblies 30 connecting with the centrifugal atomizer 20 and air-supply assembly 40, do with described The purification assembly 50 of the air inlet connection of dry tower body 10 and the air purging being connect with the outlet at bottom of the dry tower body 10 Device 60, the bottom of the centrifugal atomizer 20 are provided with centrifugal atomizing nozzle 70, and the centrifugal atomizing nozzle 70 includes nozzle master Body 71, be opened in nozzle body 71 top half liquid feed chamber 72, the spray core 73 positioned at the lower half portion of liquid feed chamber 72, In, spray core 73 is disposed with liquid-entering hole 731, whirlpool introducing port 732, rotating room 733 and eccentric spout 734 from top to bottom, and The bore of the bias spout 734 is 0.5-1.5mm.The utility model limits centrifugation by setting centrifugal atomizing nozzle 70 The structure of atomizer 70, it is ensured that the flowing velocity of high viscosity slurry thereby reduces the probability that slurries glue wall, greatly reduces Spray head is by the probability of congestion.
Obviously, it is practical new without departing from this can to carry out various modification and variations to utility model by those skilled in the art The spirit and scope of type.If in this way, these modifications and variations of the present invention belong to the utility model claims and its Within the scope of equivalent technologies, then the utility model is also intended to including these modification and variations.

Claims (8)

1. a kind of drying machine with centrifugal spray, comprising: dry tower body, the centrifugal atomizer being arranged at the top of the dry tower body, with The loading assemblies and air-supply assembly of centrifugal atomizer connection, the purification assembly being connect with the air inlet of the dry tower body with And the air sweepers being connect with the outlet at bottom of the dry tower body, which is characterized in that the bottom of the centrifugal atomizer is set Be equipped with centrifugal atomizing nozzle, the centrifugal atomizing nozzle include nozzle body, be opened in nozzle body top half liquid feed chamber, Spray core positioned at the lower half portion of liquid feed chamber, wherein spray core is disposed with liquid-entering hole, whirlpool introducing port, rotation from top to bottom Room and eccentric spout, and the bore of the eccentric spout is 0.5-1.5mm.
2. drying machine with centrifugal spray as described in claim 1, which is characterized in that be provided with multiple groups on the inside of the whirlpool introducing port Diversion groove is provided with helical duct in the rotating room.
3. drying machine with centrifugal spray as described in claim 1, which is characterized in that the loading assemblies include: barrel, feeding engine And expects pipe, wherein the feeding engine is connected to the barrel and centrifugal atomizer respectively by the expects pipe, and the feeding engine Material punching in barrel is sent into the centrifugal atomizer.
4. drying machine with centrifugal spray as described in claim 1, which is characterized in that the air-supply assembly includes set gradually One air filter, the first pressure fan, vapor heat exchanger and electric heater, wherein electric heater and the centrifugal atomizer connect It is logical.
5. drying machine with centrifugal spray as described in claim 1, which is characterized in that the purification assembly includes: the second air mistake Filter, air dehumidifier, cyclone, the first whirlwind current divider and recycling blower, the recycling blower are located at the air inlet.
6. drying machine with centrifugal spray as claimed in claim 5, which is characterized in that the cyclone is located at the second whirlwind current divider Outlet at bottom at, the entrance of second cyclone separator is connected to the outlet at bottom of the dry tower body, it is described second rotation The gas vent of wind current divider is connect with exhaust fan.
7. drying machine with centrifugal spray as claimed in claim 6, which is characterized in that be arranged at the outlet at bottom of the dry tower body There is the second pressure fan.
8. drying machine with centrifugal spray as described in claim 1, which is characterized in that the inlet of the air sweepers is also connected with There is air pump, the air pump extracts outside air by third air filter.
CN201821300579.3U 2018-08-13 2018-08-13 Drying machine with centrifugal spray Active CN209302204U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821300579.3U CN209302204U (en) 2018-08-13 2018-08-13 Drying machine with centrifugal spray

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821300579.3U CN209302204U (en) 2018-08-13 2018-08-13 Drying machine with centrifugal spray

Publications (1)

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Application Number Title Priority Date Filing Date
CN201821300579.3U Active CN209302204U (en) 2018-08-13 2018-08-13 Drying machine with centrifugal spray

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110801775A (en) * 2019-11-20 2020-02-18 张俊霞 Preparation device of micro-nano polyamide powder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110801775A (en) * 2019-11-20 2020-02-18 张俊霞 Preparation device of micro-nano polyamide powder

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