CN204699417U - A kind of spray dryer - Google Patents
A kind of spray dryer Download PDFInfo
- Publication number
- CN204699417U CN204699417U CN201520412531.1U CN201520412531U CN204699417U CN 204699417 U CN204699417 U CN 204699417U CN 201520412531 U CN201520412531 U CN 201520412531U CN 204699417 U CN204699417 U CN 204699417U
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- CN
- China
- Prior art keywords
- drying tower
- pneumatic hammer
- fixing plate
- ring
- type fixing
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- 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
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- Drying Of Solid Materials (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to drying machine technical field, particularly a kind of spray dryer, comprises air-introduced machine, heater, injection spray pipe, drying tower, cyclone separator and deduster, and the lateral wall of drying tower is provided with some groups of cooling pipes vertically; Often be provided with hammering device between adjacent two cooling pipes, hammering device is made up of ring-type fixing plate and multiple pneumatic hammer, and ring-type fixing plate is fixedly installed on the lateral wall of drying tower, and multiple pneumatic hammer is circumferentially evenly fixedly installed on ring-type fixing plate; Pneumatic hammer is connected with source of the gas.When using the utility model, avoiding material to be clamminess, significantly reducing the attachment dynamics of material to the inwall of drying tower; Effectively the material being bonded at drying tower inwall can be shaken off, avoid material and drying tower inwall Long contact time; Improve production efficiency simultaneously, ensure production quality, reduce drying cost further.It is simple that the utility model has structure, arranges rationally, the advantages such as cost of manufacture is low.
Description
Technical field
The utility model relates to drying machine technical field, particularly a kind of spray dryer.
Background technology
The operation principle of spray dryer is: air is by heater, and enter the air distributor at centrifugal spray drier top, hot-air evenly enters drier in the shape of a spiral.Feed liquid by material fluid bath through filter by the centrifugal atomizer being pumped to drier top, feed liquid is made to be sprayed into minimum misty liquid droplets, feed liquid is with hot-air and flow and contact, moisture evaporates rapidly, at very short time inner drying finished product, finished product is discharged with cyclone separator by bottom drying tower, and waste gas is discharged by blower fan.
Existing spray dryer has sticky wall problem, is bonded in drier inwall, adopts pneumatic hammer to knock drier in real time in prior art when namely liquid material is dry, material is come off, but when drier inner wall temperature is higher, if can not be peeled off by material in time, will material be scorched.For this problem, technical staff can only again by reducing material feed speed or reducing hot blast temperature, to reduce the problem of materials from bonding at drier inwall.This is the method for curing the symptoms, not the disease, and reduces production efficiency, decreases output, causes drying cost to rise, therefore uneconomical applicable.
Summary of the invention
The purpose of this utility model is defect for prior art and deficiency, provides a kind of structure simple, spray dryer reasonable in design, easy to use.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of spray dryer described in the utility model, comprise air-introduced machine, heater, injection spray pipe, drying tower, cyclone separator and deduster, described air-introduced machine one end to be connected with heater one end by pipeline and to communicate, and the heater other end to be connected with drying tower inner chamber by pipeline and to communicate; Injection spray pipe one end is connected with pulping equipment, and the injection spray pipe other end stretches in drying tower inner chamber; Drying tower bottom to be connected with the import of cyclone separator by pipeline and to communicate, and the outlet of cyclone separator is connected with deduster by pipeline; The lateral wall of described drying tower is provided with some groups of cooling pipes vertically, and the water inlet of cooling pipe is connected with cooling water source and communicates, and the delivery port of cooling pipe is connected with heat exchanger and communicates; Often be provided with hammering device between adjacent two cooling pipes, described hammering device is made up of ring-type fixing plate and pneumatic hammer, and ring-type fixing plate is fixedly installed on the lateral wall of drying tower, and pneumatic hammer is circumferentially evenly fixedly installed on ring-type fixing plate; Pneumatic hammer is connected with source of the gas.
Further, the cross section of described cooling pipe is rectangular.
Further, the quantity of described cooling pipe is three groups, and the quantity of hammering device is two.
Further, the pneumatic hammer quantity of described hammering device is two, and two pneumatic hammers are symmetrical set.
Further, described cooling pipe helically tubulose.
After adopting said structure, the utility model beneficial effect is: a kind of spray dryer described in the utility model, comprise air-introduced machine, heater, injection spray pipe, drying tower, cyclone separator and deduster, described air-introduced machine one end to be connected with heater one end by pipeline and to communicate, and the heater other end to be connected with drying tower inner chamber by pipeline and to communicate; Injection spray pipe one end is connected with pulping equipment, and the injection spray pipe other end stretches in drying tower inner chamber; Drying tower bottom to be connected with the import of cyclone separator by pipeline and to communicate, and the outlet of cyclone separator is connected with deduster by pipeline; The lateral wall of described drying tower is provided with some groups of cooling pipes vertically, and the water inlet of cooling pipe is connected with cooling water source and communicates, and the delivery port of cooling pipe is connected with heat exchanger and communicates; Often be provided with hammering device between adjacent two cooling pipes, described hammering device is made up of ring-type fixing plate and multiple pneumatic hammer, and ring-type fixing plate is fixedly installed on the lateral wall of drying tower, and multiple pneumatic hammer is circumferentially evenly fixedly installed on ring-type fixing plate; Pneumatic hammer is connected with source of the gas.When using the utility model, being reduced the wall temperature of drying tower by cooling pipe, avoiding material to be clamminess, significantly reducing the attachment dynamics of material to the inwall of drying tower; Carry out by hammering device the sidewall beaing drying tower, can effectively the material being bonded at drying tower inwall be shaken off, avoid material and drying tower inwall Long contact time; Hammering device and cooling pipe are set by interval, drastically increase elimination drying tower inwall and be stained with material phenomenon, improve production efficiency simultaneously, ensure production quality, reduce drying cost further.It is simple that the utility model has structure, arranges rationally, the advantages such as cost of manufacture is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals:
1, air-introduced machine; 2, heater; 3, injection spray pipe; 4, drying tower; 5, cooling pipe; 5-1, water inlet; 5-2, delivery port; 6, ring-type fixing plate; 7, pneumatic hammer; 8, cyclone separator; 9, deduster.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, a kind of spray dryer described in the utility model, comprise air-introduced machine 1, heater 2, injection spray pipe 3, drying tower 4, cyclone separator 8 and deduster 9, described air-introduced machine 1 one end to be connected with heater 2 one end by pipeline and to communicate, and heater 2 other end to be connected with drying tower 4 inner chamber by pipeline and to communicate; Injection spray pipe 3 one end is connected with pulping equipment, and injection spray pipe 3 other end stretches in drying tower 4 inner chamber; Drying tower 4 bottom to be connected with the import of cyclone separator 8 by pipeline and to communicate, and the outlet of cyclone separator 8 is connected with deduster 9 by pipeline; The lateral wall of described drying tower 4 is provided with some groups of cooling pipes 5 vertically, and the water inlet 5-1 of cooling pipe 5 is connected with cooling water source and communicates, and the delivery port 5-2 of cooling pipe 5 is connected with heat exchanger and communicates; Reduced the wall temperature of drying tower 4 by cooling pipe 5, avoid material to be clamminess, significantly reduce the attachment dynamics of material to the inwall of drying tower 4.
Often be provided with hammering device between adjacent two cooling pipes 5, improve elimination drying tower 4 inwall and be stained with material phenomenon.The material being bonded at drying tower inwall can effectively shake off by hammering device, avoids material and drying tower inwall Long contact time.
Described hammering device is made up of ring-type fixing plate 6 and multiple pneumatic hammer 7, and ring-type fixing plate 6 is fixedly installed on the lateral wall of drying tower 4, and multiple pneumatic hammer 7 is circumferentially evenly fixedly installed on ring-type fixing plate 6; Pneumatic hammer 7 is connected with source of the gas.
Further, the cross section of described cooling pipe 5 is rectangular, improves cooling pipe 5 and drying tower 4 contact internal walls area, improves the cooling capacity of cooling pipe 5.
Further, the quantity of described cooling pipe 5 is three groups, and the quantity of hammering device is two.
Further, pneumatic hammer 7 quantity of described hammering device is two, and two pneumatic hammers 7 are symmetrical set, and improves pneumatic hammer 7 and shakes off material efficiencies.
Further, described cooling pipe 5 helically tubulose, improves the cooling capacity of cooling pipe 5.
When using the utility model, being reduced the wall temperature of drying tower by cooling pipe, avoiding material to be clamminess, significantly reducing the attachment dynamics of material to the inwall of drying tower; Carry out by hammering device the sidewall beaing drying tower, can effectively the material being bonded at drying tower inwall be shaken off, avoid material and drying tower inwall Long contact time; Hammering device and cooling pipe are set by interval, drastically increase elimination drying tower inwall and be stained with material phenomenon, improve production efficiency simultaneously, ensure production quality, reduce drying cost further.In addition, this structure is simple, reasonable in design, low cost of manufacture.
The above is only better embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the utility model patent claim.
Claims (5)
1. a spray dryer, comprise air-introduced machine (1), heater (2), injection spray pipe (3), drying tower (4), cyclone separator (8) and deduster (9), described air-introduced machine (1) one end to be connected with heater (2) one end by pipeline and to communicate, and heater (2) other end to be connected with drying tower (4) inner chamber by pipeline and to communicate; Injection spray pipe (3) one end is connected with pulping equipment, and injection spray pipe (3) other end stretches in drying tower (4) inner chamber; Drying tower (4) bottom to be connected with the import of cyclone separator (8) by pipeline and to communicate, and the outlet of cyclone separator (8) is connected with deduster (9) by pipeline; It is characterized in that: the lateral wall of described drying tower (4) is provided with some groups of cooling pipes (5) vertically, the water inlet (5-1) of cooling pipe (5) is connected with cooling water source and communicates, and the delivery port (5-2) of cooling pipe (5) is connected with heat exchanger and communicates; Often be provided with hammering device between adjacent two cooling pipes (5), described hammering device is made up of ring-type fixing plate (6) and pneumatic hammer (7), ring-type fixing plate (6) is fixedly installed on the lateral wall of drying tower (4), and pneumatic hammer (7) is circumferentially evenly fixedly installed on ring-type fixing plate (6); Pneumatic hammer (7) is connected with source of the gas.
2. a kind of spray dryer according to claim 1, is characterized in that: the cross section of described cooling pipe (5) is rectangular.
3. a kind of spray dryer according to claim 1, is characterized in that: the quantity of described cooling pipe (5) is three groups, and the quantity of hammering device is two.
4. a kind of spray dryer according to claim 1, is characterized in that: pneumatic hammer (7) quantity of described hammering device is two, and two pneumatic hammers (7) are symmetrical set.
5. a kind of spray dryer according to claim 1, is characterized in that: described cooling pipe (5) helically tubulose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520412531.1U CN204699417U (en) | 2015-06-16 | 2015-06-16 | A kind of spray dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520412531.1U CN204699417U (en) | 2015-06-16 | 2015-06-16 | A kind of spray dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204699417U true CN204699417U (en) | 2015-10-14 |
Family
ID=54279057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520412531.1U Expired - Fee Related CN204699417U (en) | 2015-06-16 | 2015-06-16 | A kind of spray dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204699417U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999748A (en) * | 2016-07-11 | 2016-10-12 | 成都中牧生物药业有限公司 | Dust-wall-sticking-preventing spray dryer |
| CN113750554A (en) * | 2021-10-20 | 2021-12-07 | 福建好家景日化有限公司 | Atomizing, granulating and drying device for daily chemical production |
-
2015
- 2015-06-16 CN CN201520412531.1U patent/CN204699417U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999748A (en) * | 2016-07-11 | 2016-10-12 | 成都中牧生物药业有限公司 | Dust-wall-sticking-preventing spray dryer |
| CN113750554A (en) * | 2021-10-20 | 2021-12-07 | 福建好家景日化有限公司 | Atomizing, granulating and drying device for daily chemical production |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20170616 |