CN203264825U - Improved fluidized bed pneumatic pulverizer - Google Patents
Improved fluidized bed pneumatic pulverizer Download PDFInfo
- Publication number
- CN203264825U CN203264825U CN 201320176754 CN201320176754U CN203264825U CN 203264825 U CN203264825 U CN 203264825U CN 201320176754 CN201320176754 CN 201320176754 CN 201320176754 U CN201320176754 U CN 201320176754U CN 203264825 U CN203264825 U CN 203264825U
- Authority
- CN
- China
- Prior art keywords
- fluidized bed
- classifying turbine
- chamber
- air flow
- pulverizing chamber
- 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 - Lifetime
Links
Images
Landscapes
- Combined Means For Separation Of Solids (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The utility model relates to an improved fluidized bed pneumatic pulverizer comprising a rack, a pulverizing chamber connected to the rack and a classification chamber located at the upper part of the pulverizing chamber and communicated with the pulverizing chamber, wherein the classification chamber is internally provided with a classification impeller driven by a driving device. The improved fluidized bed pneumatic pulverizer is characterized in that the pulverizing chamber is provided with a secondary air inlet. The structural design of the pulverizing chamber of the improved fluidized bed pneumatic pulverizer limited by the technical scheme is improved on the basis of the existing fluidized bed pneumatic pulverizer, so that a finished product in the pulverizing chamber can be sufficiently extracted, the phenomenon of over pulverization of materials in the pulverizing chamber is avoided, and the yield is increased by about 25%.
Description
Technical field
The utility model relates to a kind of dry material disintegrating apparatus, is specifically related to a kind of fluidized bed air flow crusher of improvement.
Background technology
In the prior art, the dry material disintegrating apparatus has two kinds of fluidized bed air flow crusher and horizontal disc type airslide disintegrating mills.Fluidized bed air flow crusher has independently hierarchy system, and its general function can satisfy the fineness requirement that particle is pulverized, and can satisfy that the pulverized particles size is adjustable, the requirement of powder particle diameter narrow distribution range.The relative efficiency of this type of pulverizer is higher, and pulverized particles is thinner, and product quality grade is higher, and its crushing chamber housing is vertical cylinder, and above lower flange connects.The efficient of Horizontal disc airslide disintegrating mill is lower, and pulverized particles is thicker, and product quality grade is lower.Existing fluidized bed air flow crusher, limitation due to dependency structure design on crushing chamber, existence is unclear to the separation of pulverized particles thickness, part was can not going out from discharging opening of finished particle and still enters the low situation of situation, crush efficiency that pulverizing chamber is pulverized before entering pulverizing chamber, demands urgently improving.
The utility model content
The utility model purpose is to provide a kind of improved fluidized bed air flow crusher, and its dependency structure design to crushing chamber has been carried out improving design, and rotating speed reduction, output and efficient are improved.
In order to achieve the above object, the basic technical scheme that the utility model adopts is: a kind of fluidized bed air flow crusher of improvement, comprise frame, be connected in crushing chamber on described frame, be positioned at crushing chamber top and be attached thereto logical classification chamber, be provided with the classifying turbine that is driven by drive unit in described classification chamber, be provided with secondary air inlet on described crushing chamber.The fluidized bed air flow crusher that the technical program limits, on the basis of existing vulcanization bed airslide disintegrating mill, structural design to its crushing chamber is improved, finished product in pulverizing chamber can be extracted fully, avoid material crushing phenomenon to occur in pulverizing chamber, improved the output of 25% left and right.
Further, as the further improvement project to above fluidized bed air flow crusher, on the sectional view of this classifying turbine that obtains along the central rotation axis direction of vertical described classifying turbine, the plane, blade place of described classifying turbine or curved surface are blade face, plane centered by the plane of the geometric center by described classifying turbine pivot axis and described classifying turbine blade, the blade face of described classifying turbine around the geometric centre axes rotation of the blade that is parallel to described classifying turbine pivot axis and and described central plane between form an acute angle.This fluidized bed air flow crusher improved 40% left and right originally by oblique blade classifying turbine and the pulverizing chamber design secondary air device output ratio of having changed particular design from original basis, saved energy consumption.
Further, as the further improvement project to above fluidized bed air flow crusher, described angle is that number range is the acute angle of 15 °～25 °.
Again further, according to the fluidized bed air flow crusher of the specific embodiment of the present utility model, described angle is 20 ° of left and right.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the machine body part of fluidized bed air flow crusher of the present utility model.
Fig. 2 is the sectional view of the classifying turbine in the specific embodiment of fluidized bed air flow crusher of the present utility model.
After reading by reference to the accompanying drawings following detailed description of the preferred embodiment, it will be recognized by those skilled in the art scope of the present utility model and realize the aspect that it is additional.
The accompanying drawing that is incorporated in the present specification and consists of the part of this specification illustrates several aspect of the present utility model, and is used for explaining principle of the present utility model together with its description.
The specific embodiment
Referring to accompanying drawing 1 to accompanying drawing 2, a kind of fluidized bed air flow crusher of improvement, comprise frame (not shown in accompanying drawing), be connected in crushing chamber on described frame, be positioned at crushing chamber top and be attached thereto logical classification chamber, be provided with the classifying turbine 1 that is driven by drive unit 6 in described classification chamber, on described crushing chamber, the below of material inlet is provided with secondary air inlet 4.The fluidized bed air flow crusher that the technical program limits, on the basis of existing vulcanization bed airslide disintegrating mill, structural design to its crushing chamber is improved, finished product in pulverizing chamber can be extracted fully, avoid material crushing phenomenon to occur in pulverizing chamber, improved the output of 25% left and right.the classifying turbine 1 by drive unit 6 drivings that the crushing chamber top arranges, as shown in Figure 2, on the sectional view of this classifying turbine that obtains along the central rotation axis direction of vertical described classifying turbine, the plane, blade place of described classifying turbine 1 or curved surface are blade face, plane centered by the plane of the geometric center by described classifying turbine pivot axis and described classifying turbine blade, the blade face of described classifying turbine 1 around the rotation of the geometric centre axes of the blade that is parallel to described classifying turbine pivot axis and and described central plane between form a sharp angle α.This sharp angle α can be 15 °～25 ° values in number range, comprises the numerical value endpoint value.Best, described sharp angle α is 20 ° of left and right.
Dry material enters pulverizing chamber from material inlet 2, Compressed Gas advances particular arrangement from entrance four nozzles 3 spray high velocity air to pulverizing chamber, material accelerates in supersonic jet, and in the repeated stock of pulverizing chamber center intersection, collision, reaches the effect of pulverizing.Pulverized material enters grading room with ascending air, due to classifying turbine 1 High Rotation Speed, particle not only had been subject to centrifugal force that classifying turbine 1 produces, but also has been subject to the air-flow viscous effect and produces centripetal force in uphill process, the centrifugal force that is subject to when particle is greater than centripetal force, namely the particle larger than the Cut size that the requires inner chamber that do not advance classifying turbine 1 returns to pulverizing chamber and continues to be pulverized, and the particle that reaches the Cut size requirement enters classifying turbine 1 inner chamber and enters gathering-device with air-flow from discharger 5 outlets.
The embodiment that the above sets forth represents and allows those skilled in the art to put into practice necessary information of the present utility model, and illustrates and put into practice best mode of the present utility model.In case read with reference to the accompanying drawings above description, those skilled in the art just will understand design of the present utility model and will recognize the application of these designs of not illustrating especially herein.Should be appreciated that these designs and application fall into this patent openly and the scope of appended claims.
Claims (4)
1. the fluidized bed air flow crusher of an improvement, comprise frame, be connected in crushing chamber on described frame, be positioned at crushing chamber top and be attached thereto logical classification chamber, be provided with the classifying turbine that is driven by drive unit in described classification chamber, it is characterized in that, be provided with secondary air inlet on described crushing chamber.
2. fluidized bed air flow crusher according to claim 1, it is characterized in that, on the sectional view of this classifying turbine that obtains along the central rotation axis direction of vertical described classifying turbine, the plane, blade place of described classifying turbine or curved surface are blade face, plane centered by the plane of the geometric center by described classifying turbine pivot axis and described classifying turbine blade, the blade face of described classifying turbine around the geometric centre axes rotation of the blade that is parallel to described classifying turbine pivot axis and and described central plane between form an acute angle.
3. fluidized bed air flow crusher according to claim 2, is characterized in that described acute angle is 15 °～25 °.
4. fluidized bed air flow crusher according to claim 3, is characterized in that described acute angle is 20 ° of left and right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176754 CN203264825U (en) | 2013-04-10 | 2013-04-10 | Improved fluidized bed pneumatic pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176754 CN203264825U (en) | 2013-04-10 | 2013-04-10 | Improved fluidized bed pneumatic pulverizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203264825U true CN203264825U (en) | 2013-11-06 |
Family
ID=49495319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320176754 Expired - Lifetime CN203264825U (en) | 2013-04-10 | 2013-04-10 | Improved fluidized bed pneumatic pulverizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203264825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107594A (en) * | 2015-07-20 | 2015-12-02 | 太仓市友联干燥粉碎设备有限公司 | Fluidized-bed airflow pulverizing system |
-
2013
- 2013-04-10 CN CN 201320176754 patent/CN203264825U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105107594A (en) * | 2015-07-20 | 2015-12-02 | 太仓市友联干燥粉碎设备有限公司 | Fluidized-bed airflow pulverizing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201988430U (en) | Fluidized bed jet mill grader | |
| CN203355834U (en) | Fluidized bed jet mill for biological pesticide production | |
| CN103191813A (en) | Improved jet mill for fluidized bed | |
| CN203695426U (en) | Ultrafine powder airflow classifier | |
| CN105833969B (en) | A kind of pulverizer | |
| CN203264825U (en) | Improved fluidized bed pneumatic pulverizer | |
| CN204503270U (en) | A kind of papermaking Producing Titanium Dioxide airslide disintegrating mill | |
| CN205435950U (en) | It is flat from fluid energy mill that grades | |
| CN203437172U (en) | Fluidized bed jet mill | |
| CN102441474B (en) | Cyclonic jet mill | |
| CN202162054U (en) | High-effect whirlpool mill | |
| CN207478753U (en) | A kind of fluidized bed air flow crusher of controllable grain fineness | |
| CN204583418U (en) | A kind of nonmetal super fine crushing device | |
| CN117000392A (en) | Special superfine pulverizer for superhard material | |
| CN208004106U (en) | Air-classifier and application have the airflow milling of the air-classifier | |
| CN203437171U (en) | Improved fluidized bed airflow pulverizer | |
| CN204841881U (en) | Graphite processing equipment | |
| CN214439725U (en) | A fluid energy mill for lithium iron phosphate production | |
| CN104304916A (en) | Production line for wheat aleurone layer content starch flour | |
| CN210230170U (en) | Energy-saving ultrafine grinder | |
| CN103203270A (en) | Improved fluidized bed jet mill | |
| CN202377037U (en) | Classification grinder | |
| CN209287478U (en) | Single turbine vertical superfine classifier | |
| CN102580925A (en) | Novel classifying wheel | |
| CN205550459U (en) | Contrarotating rubbing crusher |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215417 No. 79 Zhiren Road, Zhitang District, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: SUZHOU JINYUANSHENG INTELLIGENT EQUIPMENT Co.,Ltd. Address before: 215400 No. 65 Zhitang Zhiren Road, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Patentee before: TAICANG JINXI PULVERIZER EQUIPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |