CN205236149U - External powder classificator - Google Patents
External powder classificator Download PDFInfo
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- CN205236149U CN205236149U CN201520995781.2U CN201520995781U CN205236149U CN 205236149 U CN205236149 U CN 205236149U CN 201520995781 U CN201520995781 U CN 201520995781U CN 205236149 U CN205236149 U CN 205236149U
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- grader
- sweeping
- cover cylinder
- thick bamboo
- powder
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Abstract
The utility model discloses an external powder classificator, including the grader, the grader is installed on the bottom plate or is installed on the hopper through a cover section of thick bamboo, offering the atmospheric air inlet of intercommunication on the cover section of thick bamboo or being equipped with intercommunication air return pipeline's return air case, the feed inlet of classificator is offered on the barrel or a cover section of thick bamboo of grader, advances the tube cell and passes through in the feed inlet gets into a grader or a cover section of thick bamboo, sets up annular material stock groove in the grader or in the cover section of thick bamboo corresponding to the blanking mouth that advances the tube cell, the coaxial sweeping through the material frame that drives rotation down at drive mechanism that is equipped with in the grader or in the cover section of thick bamboo, the sweeping through the material frame is gone up the circumference equipartition and is equipped with the sweeping through the material board, the material stock inslot is arranged in to the sweeping through the material board, and the discharge gate of classificator is seted up on the bottom plate, or the leak of hopper is the discharge gate of classificator. The utility model discloses can be effectively dispersed with the powder of adhesion, promoted the suspension of the interior dust of a cover section of thick bamboo, the whereabouts of reducing the powder is for the good hierarchical environment of grader creation.
Description
Technical field
The utility model relates to powder process equipment, is a kind of external particle classifying device specifically.
Background technology:
Flour mill is the equipment of breeze industry extensive use.
In powder tradition, on the basis of circulation classification, flour mill has developed into powder outer circulation classification rankSection, the powder of milling in abrasive dust main frame enters hierarchy system outside machine by base blanking port.
The outer hierarchy system of described machine conventionally comprises grading, lifting machine, return lifting machine, grader and whirlwindSeparator, the charging aperture of described grading, lifting machine is by the blanking port of pipeline connection abrasive dust main frame, and classification is carriedThe discharging opening of the machine of liter is by the charging aperture of pipeline connection grader, the discharging opening of described grader qualified productsBy the charging aperture of pipeline connection cyclone separator, the discharging opening of grader substandard product connects by pipelineThe charging aperture of logical return lifting machine, the discharging opening of described return lifting machine is by pipeline connection abrasive dust main frameMaterial inlet.
Described grader is arranged on the cover cylinder with air-intaking box, and the discharging opening of grader substandard product isThe hopper of cover cylinder bottom, normal conditions, the powder entering from grader charging aperture is sticked together,Even under the effect of wind-force, powder is difficult to form dust-like in dropping process, and most powder is straightConnect and return to return lifting machine from a hopper for cover cylinder bottom and participate in again milling of abrasive dust main frame, so cause pointThe task performance of level machine is low, finally causes the production capacity of flour mill low.
Utility model content
For the deficiencies in the prior art, technical problem to be solved in the utility model be proposed a kind of largeAmplitude improves the external particle classifying device of production capacity.
The external particle classifying device that can solve the problems of the technologies described above, its technical scheme comprises grader,Difference is that described grader is installed on base plate or is installed on hopper by cover cylinder, on described cover cylinderThe open to atmosphere air inlet of the company of offering or be provided with and be communicated with the air-intaking box of air return pipeline, the charging aperture of clasfficiator is openedCylindrical shell or the cover cylinder of being located at grader are upper, and powder inlet pipe enters in grader by charging aperture or covers in cylinder, rightShould be in the blanking port of powder inlet pipe in grader or in cover cylinder, annular material stock groove be set, in grader or cover cylinderThe sweeping through the material frame that is inside coaxially provided with rotation under transmission mechanism drives, on described sweeping through the material frame, circumference uniform distribution is provided with and sweepsFlitch, described sweeping through the material plate is placed in material stock groove, and the discharging opening of clasfficiator is opened on base plate or the leakage of hopperMouth is the discharging opening of clasfficiator.
A kind of structure of described transmission mechanism comprises with being located in grader and cover cylinder or being located in cover cylinderMain shaft, the lower end of described main shaft is installed on base plate by bearing block, and described sweeping through the material frame is installed on main shaftUpper end; Transmission mechanism be installed in grader or cover cylinder in gear, described sweeping through the material frame peaceBe loaded on the output shaft of gear.
For ease of discharging, corresponding to the discharging opening on base plate, material scraping plate is set, described material scraping plate circumference is radiallyUniform and be connected with main shaft.
For ease of blanking, from outer to inner, described powder inlet pipe tilts to front lower place.
For ease of installing, described material stock groove be located on the cylinder inboard wall of grader or cover cylinder inwall on.
The beneficial effects of the utility model:
1, the utility model external particle classifying device is swept to the powder entering by design sweeping through the material plateDisperse and form dust in cover cylinder, having solved powder in conventional feeds mode and bonded together difficult dispersionProblem.
2, cover of the present utility model cylinder bottom arranges base plate, has avoided cover cylinder and extraneous degree of opening, hasThe formation intensity that is beneficial to the air-flow that raises up in cover cylinder, promotes the suspension of dust, reduces the whereabouts of powder, for pointLevel machine is created good classification environment.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model the first embodiment.
Fig. 2 is the structural representation of the utility model the second embodiment.
Fig. 3 is the structural representation of assembly in Fig. 1, Fig. 2 (main shaft, base plate, material scraping plate).
Fig. 4 is the structural representation of the third embodiment of the utility model.
Fig. 5 is the structural representation of the 4th kind of embodiment of the utility model.
Figure number mark: 1, grader; 2, cover cylinder; 3, base plate; 4, air-intaking box; 5, material stock groove; 6,Powder inlet pipe; 7, main shaft; 8, bearing block; 9, discharging opening; 10, sweeping through the material plate; 11, sweeping through the material frame; 12,Material scraping plate; 13, flour extraction pipe; 14, air inlet; 15, air inlet; 16, hopper; 17, gear driveCase; 18, power transmission shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the technical solution of the utility model is described further.
One, the technical scheme of the utility model external particle classifying device comprises grader 1, cover cylinder 2, returnsBellows 4, base plate 3, material stock groove 5, sweeping through the material plate 10, main shaft 7 and material scraping plate 12.
Described cover cylinder 2 is installed on base plate 3, the bottom cylindrical shell of described grader 1 and cover cylinder 2 tops pairConnect installation, described air-intaking box 4 arranges around the bottom of cover cylinder 2, and the air inlet 14 of air-intaking box 4 outwards connectsLogical air return pipeline, is inwardly communicated with cover cylinder 2 inner chambers; Described main shaft 7 is interior coaxial in grader 1 and cover cylinder 2Arrange, the lower end of main shaft 7 is stretched out base plate 3 bottoms and is installed by the bearing block 8 of base plate 3 bottoms settings,Sweeping through the material frame 11 is installed on main shaft 7 upper ends in grader 1, and described sweeping through the material plate 10 circumference uniform distributions are located at and are sweptOn bin 11; On grader 1 middle cylinder, offer charging aperture and pass into powder inlet pipe 6, described powder inlet pipe 6Oblique below enters in grader 1, and the blanking port of powder inlet pipe 6 is in grader 1 cylinder inboard wall place,Annular material stock groove 5 is arranged on the cylinder inboard wall of grader 1 in powder inlet pipe 6 blanking ports belows, described in sweepFlitch 10 is placed in material stock groove 5, offers discharging opening 9 and be communicated with flour extraction pipe 13, correspondence on described base plate 3The radially material scraping plate 12 that circumference uniform distribution is set on base plate 3 in discharging opening 9, described material scraping plate 12 passes throughAxle sleeve is arranged on main shaft 7, as shown in Figure 1, Figure 3.
In said structure, also can on cover cylinder 2, offer air inlet 15 and substitute air-intaking box 4, described air inletMouth 15 is communicated with atmosphere, can reach equally the technique effect that adopts air-intaking box 4, as shown in Figure 2.
If locus is enough, can on cover cylinder 2 top barrels, offer charging aperture, powder inlet pipe 6 is from enteringThe material mouthful oblique top that enters cover cylinder 2 interior arrival material stock grooves 5, material stock groove 5 is now located in cover cylinder 2On wall.
The method of operation of the present utility model:
1, the drive motors of described grader 1 and main shaft 7 starts, under the drive of main shaft 7, and sweeping through the material plate10 and material scraping plate 12 start rotation.
2, powder enters and stockpiles in material stock groove 5 from powder inlet pipe 6, at the sweeping through the material plate 10 of circular motionEffect under, the powder of saving bit by bit is swept out and falls and be separated into dust from material stock groove 5.
3, the air-flow that raises up being formed in cover cylinder 2 by air-intaking box 4 or air inlet 15 fills dust suspensionThe inner chamber of full whole cover cylinder 2.
4, meanwhile grader 1 starts sorting work, qualified powder (meet order and count the fine powder of requirement)Enter collector from the discharging opening of grader 1, under defective powder (meal), fall within cover cylinder 2 bottomsOn base plate 3.
5, material scraping plate 12 continuously by deposition the defective powder on base plate 3 discharge from discharging opening 9, andImport return lifting machine through flour extraction pipe 13 and participate in again milling of abrasive dust main frame.
Two, the technical scheme of the utility model external particle classifying device comprises grader 1, cover cylinder 2, returnsBellows 4, hopper 16, material stock groove 5, sweeping through the material plate 10 and gear 17.
Described cover cylinder 2 is installed on hopper 16, the bottom cylindrical shell of described grader 1 and cover cylinder 2 tops pairConnect installation, described air-intaking box 4 arranges around the bottom of cover cylinder 2, and the air inlet 14 of air-intaking box 4 outwards connectsLogical air return pipeline, is inwardly communicated with cover cylinder 2 inner chambers; Described gear 17 is in the bottom of grader 1 cylinderIn body, be fixedly installed between two parties, sweeping through the material frame 11 is installed on the vertical output shaft of gear 17, gearThe power shaft of transmission case 17 is connected with horizontal drive shaft 18, and described power transmission shaft 18 is installed on grader 1On barrel wall, described sweeping through the material plate 10 circumference uniform distributions are located on sweeping through the material frame 11; On grader 1 middle cylinderOffer charging aperture and pass into powder inlet pipe 6, the oblique below of described powder inlet pipe 6 enters in grader 1, entersThe blanking port of tube cell 6 is in grader 1 cylinder inboard wall place, and annular material stock groove 5 is in powder inlet pipe 6 blanking portsBelow is arranged on the cylinder inboard wall of grader 1, and described sweeping through the material plate 10 is placed in material stock groove 5, described materialThe leak of bucket 16 is communicated with flour extraction pipe 13, as shown in Figure 4.
In said structure, also can on cover cylinder 2, offer air inlet 15 and substitute air-intaking box 4, described air inletMouth 15 is communicated with atmosphere, can reach equally the technique effect that adopts air-intaking box 4, as shown in Figure 5.
If locus is enough, can on cover cylinder 2 top barrels, offer charging aperture, powder inlet pipe 6 is from enteringThe material mouthful oblique top that enters cover cylinder 2 interior arrival material stock grooves 5, material stock groove 5 is now located in cover cylinder 2On wall.
The method of operation of the present utility model:
1, the drive motors of described grader 1 and power transmission shaft 18 starts, under the drive of power transmission shaft 18,Sweeping through the material plate 10 starts rotation.
2, powder enters and stockpiles in material stock groove 5 from powder inlet pipe 6, at the sweeping through the material plate 10 of circular motionEffect under, the powder of saving bit by bit is swept out and falls and be separated into dust from material stock groove 5.
3, the air-flow that raises up being formed in cover cylinder 2 by air-intaking box 4 or air inlet 15 fills dust suspensionThe inner chamber of full whole cover cylinder 2.
4, meanwhile grader 1 starts sorting work, qualified powder (meet order and count the fine powder of requirement)Enter collector from the discharging opening of grader 1, under defective powder (meal), fall within hopper 16 and collectAnd import again milling of return lifting machine participation abrasive dust main frame by the leak of hopper 16 through flour extraction pipe 13.
Claims (5)
1. external particle classifying device, comprises grader (1), it is characterized in that: described grader(1) be installed on base plate (3) above or be installed on hopper (16) above, described cover by cover cylinder (2)Cylinder (2) on the open to atmosphere air inlet of companys of offering (15) or be provided with connection air return pipeline air-intaking box(4), the charging aperture of clasfficiator is opened in the cylindrical shell of grader (1) or covers cylinder (2) upper, powder inlet pipe(6) enter in grader (1) or cover cylinder (2) by charging aperture, corresponding to powder inlet pipe (6)Blanking port arranges annular material stock groove (5), grader (1) in grader (1) or in cover cylinder (2)Or in cover cylinder (2), be coaxially provided with the sweeping through the material frame (11) of rotation under transmission mechanism drives, described sweeping through the materialThe upper circumference uniform distribution of frame (11) is provided with sweeping through the material plate (10), and described sweeping through the material plate (10) is placed in material stock groove (5)In, it is classification that the discharging opening (9) of clasfficiator is opened in base plate (3) leak upper or hopper (16)The discharging opening (9) of device.
2. external particle classifying device according to claim 1, is characterized in that: described biographyActuation mechanism comprises with being located in grader (1) and cover cylinder (2) or being located at the master in cover cylinder (2)Axle (7), it is upper that the lower end of described main shaft (7) is installed on base plate (3) by bearing block (8), instituteState the upper end that sweeping through the material frame (11) is installed on main shaft (7); Or transmission mechanism is for being installed on grader (1)Interior or cover cylinder (2) is interior gear (17), described sweeping through the material frame (11) is installed on gear driveOn the output shaft of case (17).
3. external particle classifying device according to claim 2, is characterized in that: corresponding toDischarging opening (9) on base plate (3) arranges material scraping plate (12), described material scraping plate (12) circumference footpathTo uniform and be connected with main shaft (7).
4. according to the external particle classifying device described in any one in claim 1～3, its featureBe: from outer to inner, described powder inlet pipe (6) tilts to front lower place.
5. according to the external particle classifying device described in any one in claim 1～3, its featureBe: described material stock groove (5) be located on the cylinder inboard wall of grader (1) or cover cylinder (2) inOn wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520995781.2U CN205236149U (en) | 2015-12-04 | 2015-12-04 | External powder classificator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520995781.2U CN205236149U (en) | 2015-12-04 | 2015-12-04 | External powder classificator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205236149U true CN205236149U (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520995781.2U Active CN205236149U (en) | 2015-12-04 | 2015-12-04 | External powder classificator |
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| CN (1) | CN205236149U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105944820A (en) * | 2016-07-01 | 2016-09-21 | 桂林晟兴机械制造有限公司 | Outer circulation efficient classifier |
| CN106043852A (en) * | 2016-06-30 | 2016-10-26 | 铜陵海源超微粉体有限公司 | Powder cooling method |
-
2015
- 2015-12-04 CN CN201520995781.2U patent/CN205236149U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106043852A (en) * | 2016-06-30 | 2016-10-26 | 铜陵海源超微粉体有限公司 | Powder cooling method |
| CN105944820A (en) * | 2016-07-01 | 2016-09-21 | 桂林晟兴机械制造有限公司 | Outer circulation efficient classifier |
| CN105944820B (en) * | 2016-07-01 | 2018-04-10 | 桂林晟兴机械制造有限公司 | Outer circulation high-effective classifying device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |