CN204699917U - A kind of pulse jet sieving machine - Google Patents
A kind of pulse jet sieving machine Download PDFInfo
- Publication number
- CN204699917U CN204699917U CN201520413106.4U CN201520413106U CN204699917U CN 204699917 U CN204699917 U CN 204699917U CN 201520413106 U CN201520413106 U CN 201520413106U CN 204699917 U CN204699917 U CN 204699917U
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- compressed air
- spraying pipe
- air spraying
- screen cloth
- pulse jet
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Abstract
The utility model discloses a kind of pulse jet sieving machine, comprise casing, motor, main rotary shaft, rack and screen cloth, also comprise atomizing component, eddy flow oar is hammered into shape, winding-up cabin dividing plate, Venturi tube, pneumatic manifold, compressed air spraying pipe and electromagnetic impulse valve, described casing comprises screening portion from top to bottom, Venturi tube setting unit and compressed air spraying pipe setting unit, described atomizing component comprises atomization blade, inner support member, outer support part, auxiliary crushing tooth and main crushing tooth, have rational in infrastructure, high and the feature that screening effect is good of screening efficiency, the false particle diameter of uniting because of absorption affinity can be destroyed on the one hand, improve output, screen cloth can not only be made to regenerate on the other hand, greatly reduce the replacing number of times of screen cloth, save cost, and can effectively avoid oversize to mix the generation of grade phenomenon.
Description
Technical field
The utility model relates to a kind of sieving machine nanoscale carbon black particle or powder being carried out to classification, and a kind of pulse jet sieving machine, belongs to technical field of chemical specifically.
Background technology
The most traditional sieving machine realizes the classification of material by the motor oscillating of certain frequency to realize granular substance by screen cloth, owing to being open screening, so material dust in screening process is large, virtually cause waste and loss, and cause the very big pollution of natural environment and working environment.Meanwhile, this sieving machine has great requirement to material, as proportion, viscosity, chemical characteristic, can only sieve some oarse-grained materials, divides the material of requirement cannot realize screening to many high order number sieves.
So people start to put forth effort to study can realize material fast, the sieving machine of environmental protection and accurately screening, and rely on air force theory and mechanical engineering theoretical research to go out First air flow powder sieving machine, fill up the blank of China in middle high order number material screening equipment disappearance.As time goes on, air flow powder sieving machine is constantly improved, and technology is more advanced, is widely used in tens industries such as chemical industry, medicine, food, papermaking, building materials, coating.Theoretically, air flow powder sieving machine utilizes high velocity air to do carrier under air-tight state, the powder particles of fully diffusion is sprayed to screen cloth with enough large kinetic energy, reaches the object of rapid classification, have the advantages that screening efficiency is high, fineness accurate and mix grade phenomenon without oversize.
But at present the actual air flow powder sieving machine using carries out well screening continuously to the particle of fineness scope in 80 ~ 500 orders (micron order) or granular material only, and the efficiency of classification is carried out to nanoscale carbon black particle or powder and effect all bad, be mainly following two aspects: on the one hand, because nanoscale carbon black particle or powder have stronger absorption affinity, therefore can find in actual use, the formation false particle diameter that is attached together just is very easy between nanoscale carbon black particle or powder itself, greatly reduce output, and nanoscale carbon black particle or powder itself are also easy to be bonded on screen cloth, blocking screen cloth, and the structure of existing air flow powder sieving machine cannot make screen cloth regenerate, thus greatly improve the turnover rate of screen cloth, raise the cost, on the other hand, be bonded on screen cloth owing to having a lot of unpassable nanoscale carbon black particle or powder, and the operation principle of air flow powder sieving machine makes the powder particles of fully diffusion spray to screen cloth with enough large kinetic energy, so in continuous course of injection, can make originally unpassable nanoscale carbon black particle or powder also from screen cloth by going, oversize will be produced like this and mix level phenomenon.
Utility model content
For the problems referred to above, the problem that the utility model quasi-solution is determined be to provide a kind of rational in infrastructure, screening efficiency is high and the pulse jet sieving machine that screening effect is good, the false particle diameter of uniting because of absorption affinity can be destroyed on the one hand, improve output, screen cloth can not only be made to regenerate on the other hand, greatly reduce the replacing number of times of screen cloth, save cost, and can effectively avoid oversize to mix the generation of grade phenomenon.
For achieving the above object, the utility model is by the following technical solutions: a kind of pulse jet sieving machine, comprise casing, motor, main rotary shaft, rack and screen cloth, also comprise atomizing component, eddy flow oar hammer, winding-up cabin dividing plate, Venturi tube, pneumatic manifold, compressed air spraying pipe and electromagnetic impulse valve;
Described casing comprises screening portion from top to bottom, Venturi tube setting unit and compressed air spraying pipe setting unit, described screening portion is provided with slag-drip opening below one end, the described screening portion other end is provided with motor, described motor be provided with charging aperture above described screening portion at one end, centre position in described screening portion is fixed with main rotary shaft vertically, be positioned on the main rotary shaft immediately below described charging aperture and be arranged with atomizing component, the residue position of described main rotary shaft is enclosed along its circumference one and is provided with 4 ~ 8 eddy flow oar hammers uniformly, be positioned at outer the making a circle of described eddy flow oar hammer in described screening portion and be fixed with rack, described rack is fixed with the cylindric screen cloth arranged with its laminating, described cylindric screen cloth lateral surface is axially arranged with circular winding-up cabin dividing plate uniformly along it, described winding-up cabin dividing plate is separated into several can passes into compressed-air actuated pulse jet separation by the space uniform between described cylindric screen cloth lateral surface and described screening portion inwall,
All be fixed with Venturi tube below each described pulse jet separation, described Venturi tube is positioned at the Venturi tube setting unit of described casing;
Installing hole is provided with uniformly below the compressed air spraying pipe setting unit of described casing, and described installing hole and described Venturi tube one_to_one corresponding, compressed air spraying pipe is equipped with in each described installing hole, the center line of described compressed air spraying pipe and the center line of described installing hole all coincide with the center line of described Venturi tube, compressed air spraying pipe described in every root is equipped with electromagnetic impulse valve, described in every root, the bottom of compressed air spraying pipe is all fixed on pneumatic manifold, and the bottom of compressed air spraying pipe is all connected with pneumatic manifold described in every root, the end compressed air spraying pipe setting unit of described casing and described pneumatic manifold being positioned at described motor side is respectively equipped with discharging opening and compressed air inlet port.
As preferably, described atomizing component comprises atomization blade, inner support member, outer support part, auxiliary crushing tooth and main crushing tooth, the quantity of described atomization blade is 6 ~ 8, the shape of described inner support member and described outer support part is annular, described atomization blade is evenly arranged into a flaabellum shape component along main rotary shaft circumference one circle, one side of described flaabellum shape component is fixed with inner support member and outer support part from inside to outside successively, the center line of described inner support member, the center line of described outer support part and the center line of described flaabellum shape component all coincide with the center line of main rotary shaft, described inner support member cylindrical one is provided with auxiliary crushing tooth on enclosing uniformly, described outer support part cylindrical one circle is provided with main crushing tooth uniformly.
As preferably, described screening portion shape is cylindrical shape, and the shape of described Venturi tube setting unit is conical, and the shape of described compressed air spraying pipe setting unit is cuboid.
As preferably, the quantity of described eddy flow oar hammer is 6.
As preferably, the height of described pulse jet separation is set to 50 ~ 100mm, and the width of described pulse jet separation is set to 150 ~ 180mm.
Effective achievement of the present utility model: the utility model is rational in infrastructure, owing to being provided with rack, enable that screen cloth is smooth under the effect of some tension to be fixed on outside rack, not only effectively improve nanoscale carbon black particle or powder transmitance, and effectively dispersing nanometer level carbon black particle or powder, to the impulsive force of screen cloth, improve the service life of screen cloth;
Main rotary shaft is provided with eddy flow oar hammer and atomizing component, make its High Rotation Speed under driven by motor, impel powder nanometer level carbon black particle or powder in screen cloth, produce relative impact, pulverizing, dispersion being atomized, finally spray to surrounding under the influence of centrifugal force with the speed of hypervelocity, rapidly through screen cloth, false particle diameter is destroyed, improves output;
Venturi tube, pneumatic manifold, compressed air spraying pipe, the setting of electromagnetic impulse valve and pulse jet separation, compressed air can be introduced in pulse jet separation, the compressed air introduced instantaneously is made to produce hyperbar in pulse jet separation, thus make the gas reverse flow in pulse jet separation, to be descended by screen cloth interception and in the bulky grain nanoscale carbon black particle sticked on screen cloth medial surface or the reverse feeding screen cloth of powder, clash into through atomizing component and repeated multiple times the carrying out of eddy flow oar hammer, pulverize and dispersion, it is made to reach fineness requirement, can not only clean screen cloth, eliminate sticky net, the phenomenon of network blocking, improve the permeability of screen cloth, screen cloth is regenerated, greatly reduce the replacing number of times of screen cloth, reduce costs, and can effectively avoid oversize to mix the generation of grade phenomenon, improve screening efficiency and precision,
Carry out three partial design to casing, and screening portion shape is set to cylindrical shape, the shape of Venturi tube setting unit is set to taper shape, and the shape of compressed air spraying pipe setting unit is set to cuboid, not only good looking appearance, and tectonic remnant basin is clearly demarcated, saves space;
Special construction design is carried out to atomizing component, and the quantity that eddy flow oar is hammered into shape is set to 6, greatly improve shock, pulverizing, dispersion and atomizing effect;
The height of pulse jet separation is set to 50 ~ 100mm, and the width of pulse jet separation is set to 150 ~ 180mm, makes the effect of its impulse jet reach best, greatly improves screening efficiency and screening effect.
In sum, the utility model have rational in infrastructure, screening efficiency is high and the feature that screening effect is good, the false particle diameter of uniting because of absorption affinity can be destroyed on the one hand, improve output, screen cloth can not only be made to regenerate on the other hand, greatly reduce the replacing number of times of screen cloth, save cost, and can effectively avoid oversize to mix the generation of grade phenomenon.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model partial cutaway.
Fig. 2 is the left side view of the utility model partial cutaway.
Fig. 3 is the right side view of the utility model partial cutaway.
In figure: 1-casing, 2-motor, 3-main rotary shaft, 4-rack, 5-screen cloth, 6-atomizing component, 7-eddy flow oar is hammered into shape, 8-winding-up cabin dividing plate, 9-Venturi tube, 10-pneumatic manifold, 11-compressed air spraying pipe, 12-electromagnetic impulse valve, 13-screening portion, 14-Venturi tube setting unit, 15-compressed air spraying pipe setting unit, 16-slag-drip opening, 17-charging aperture, 18-pulse jet separation, 19-discharging opening, 20-compressed air inlet port, 21-is atomized blade, 22-inner support member, 23-outer support part, the auxiliary crushing tooth of 24-, the main crushing tooth of 25-.
Detailed description of the invention
In order to make those skilled in the art person better understand the utility model scheme, below in conjunction with the accompanying drawing in the present embodiment, clear, complete description is carried out to the technical scheme in the utility model embodiment.
As shown in Figure 1, Figure 2 and Figure 3, the utility model discloses a kind of pulse jet sieving machine, comprise casing 1, motor 2, main rotary shaft 3, rack 4 and screen cloth 5, also comprise atomizing component 6, eddy flow oar hammer 7, winding-up cabin dividing plate 8, Venturi tube 9, pneumatic manifold 10, compressed air spraying pipe 11 and electromagnetic impulse valve 12;
Casing 1 comprises screening portion 13 from top to bottom, Venturi tube setting unit 14 and compressed air spraying pipe setting unit 15, screening portion 13 is provided with slag-drip opening 16 below one end, screening portion 13 other end is provided with motor 2, motor 2 be provided with charging aperture 17 above screening portion 13 at one end, centre position in screening portion 13 is fixed with main rotary shaft 3 vertically, be positioned on the main rotary shaft 3 immediately below charging aperture 17 and be arranged with atomizing component 6, the residue position of main rotary shaft 3 is enclosed along its circumference one and is provided with 4 ~ 8 eddy flow oar hammers 7 uniformly, be positioned in screening portion 13 outside eddy flow oar hammer 7 and make a circle and be fixed with rack 4, rack 4 is fixed with the cylindric screen cloth 5 arranged with its laminating, cylindric screen cloth 5 lateral surface is axially arranged with circular winding-up cabin dividing plate 8 uniformly along it, winding-up cabin dividing plate 8 is separated into several can passes into compressed-air actuated pulse jet separation 18 by the space uniform between cylindric screen cloth 5 lateral surface and screening portion 13 inwall,
All be fixed with Venturi tube 9 below each pulse jet separation 18, Venturi tube 9 is positioned at the Venturi tube setting unit 14 of casing 1;
Installing hole is provided with uniformly below the compressed air spraying pipe setting unit 15 of casing 1, and installing hole and Venturi tube 9 one_to_one corresponding, compressed air spraying pipe 11 is equipped with in each installing hole, the center line of compressed air spraying pipe 11 and the center line of installing hole all coincide with the center line of Venturi tube 9, every root compressed air spraying pipe 11 is equipped with electromagnetic impulse valve 12, the bottom of every root compressed air spraying pipe 11 is all fixed on pneumatic manifold 10, and the bottom of every root compressed air spraying pipe 11 is all connected with pneumatic manifold 10, the end compressed air spraying pipe setting unit 15 of casing 1 and pneumatic manifold 10 being positioned at motor 2 side is respectively equipped with discharging opening 19 and compressed air inlet port 20.
Atomizing component 6 comprises atomization blade 21, inner support member 22, outer support part 23, auxiliary crushing tooth 24 and main crushing tooth 25, the quantity of atomization blade 21 is 6 ~ 8, the shape of inner support member 22 and outer support part 23 is annular, atomization blade 21 is evenly arranged into a flaabellum shape component along main rotary shaft 3 circumference one circle, one side of flaabellum shape component is fixed with inner support member 22 and outer support part 23 from inside to outside successively, the center line of inner support member 22, the center line of outer support part 23 and the center line of flaabellum shape component all coincide with the center line of main rotary shaft 3, inner support member 22 cylindrical one circle is provided with auxiliary crushing tooth 24 uniformly, outer support part 23 cylindrical one circle is provided with main crushing tooth 25 uniformly.
Screening portion 13 shape is cylindrical shape, and the shape of described Venturi tube setting unit 14 is conical, and the shape of described compressed air spraying pipe setting unit 15 is cuboid; The quantity of eddy flow oar hammer 7 is 6; The height of pulse jet separation 18 is set to 50 ~ 100mm, and the width of pulse jet separation 18 is set to 150 ~ 180mm.
The utility model is rational in infrastructure, owing to being provided with rack 4, screen cloth 5 is made smoothly under the effect of some tension to be fixed on outside rack 4, not only effectively improve nanoscale carbon black particle or powder transmitance, and effectively dispersing nanometer level carbon black particle or powder, to the impulsive force of screen cloth 5, improve the service life of screen cloth 5;
Main rotary shaft 3 is provided with eddy flow oar hammer 7 and atomizing component 6, make its High Rotation Speed under motor 2 drives, impel powder nanometer level carbon black particle or powder in screen cloth 5, produce relative impact, pulverizing, dispersion being atomized, finally spray to surrounding under the influence of centrifugal force with the speed of hypervelocity, rapidly through screen cloth 5, false particle diameter is destroyed, improves output;
Venturi tube 9, pneumatic manifold 10, compressed air spraying pipe 11, the setting of electromagnetic impulse valve 12 and pulse jet separation 18, compressed air can be introduced in pulse jet separation 18, the compressed air introduced instantaneously is made to produce hyperbar in pulse jet separation 18, thus make the gas reverse flow in pulse jet separation 18, to be tackled down by screen cloth 5 and in the bulky grain nanoscale carbon black particle sticked on screen cloth 5 medial surface or the reverse feeding screen cloth 5 of powder, hammer 7 repeated multiple times carrying out into shape through atomizing component 6 and eddy flow oar to clash into, pulverize and dispersion, it is made to reach fineness requirement, can not only clean screen cloth 5, eliminate sticky net, the phenomenon of network blocking, improve the permeability of screen cloth 5, screen cloth 5 is regenerated, greatly reduce the replacing number of times of screen cloth 5, reduce costs, and can effectively avoid oversize to mix the generation of grade phenomenon, improve screening efficiency and precision,
Carry out three partial design to casing 1, and screening portion 13 shape is set to cylindrical shape, the shape of Venturi tube setting unit 14 is set to taper shape, and the shape of compressed air spraying pipe setting unit 15 is set to cuboid, not only good looking appearance, and tectonic remnant basin is clearly demarcated, saves space;
Special construction design is carried out to atomizing component 6, and the quantity of eddy flow oar hammer 7 is set to 6, greatly improve shock, pulverizing, dispersion and atomizing effect;
The height of pulse jet separation 18 is set to 50 ~ 100mm, and the width of pulse jet separation 18 is set to 150 ~ 180mm, makes the effect of its impulse jet reach best, greatly improves screening efficiency and screening effect.
Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
Claims (5)
1. a pulse jet sieving machine, comprise casing (1), motor (2), main rotary shaft (3), rack (4) and screen cloth (5), it is characterized in that: also comprise atomizing component (6), eddy flow oar hammer (7), winding-up cabin dividing plate (8), Venturi tube (9), pneumatic manifold (10), compressed air spraying pipe (11) and electromagnetic impulse valve (12);
Described casing (1) comprises screening portion (13) from top to bottom, Venturi tube setting unit (14) and compressed air spraying pipe setting unit (15), slag-drip opening (16) is provided with below described screening portion (13) one end, described screening portion (13) other end is provided with motor (2), described motor (2) described screening portion (13) top be at one end provided with charging aperture (17), centre position in described screening portion (13) is fixed with main rotary shaft (3) vertically, be positioned on the main rotary shaft (3) immediately below described charging aperture (17) and be arranged with atomizing component (6), the residue position of described main rotary shaft (3) is enclosed along its circumference one and is provided with 4 ~ 8 eddy flow oars hammer (7) uniformly, be positioned in described screening portion (13) outside described eddy flow oar hammer (7) and make a circle and be fixed with rack (4), described rack (4) is fixed with the cylindric screen cloth (5) arranged with its laminating, described cylindric screen cloth (5) lateral surface is axially arranged with circular winding-up cabin dividing plate (8) uniformly along it, described winding-up cabin dividing plate (8) is separated into several can passes into compressed-air actuated pulse jet separation (18) by the space uniform between described cylindric screen cloth (5) lateral surface and described screening portion (13) inwall,
Each described pulse jet separation (18) below is all fixed with Venturi tube (9), and described Venturi tube (9) is positioned at the Venturi tube setting unit (14) of described casing (1);
Compressed air spraying pipe setting unit (15) below of described casing (1) is provided with installing hole uniformly, and described installing hole and described Venturi tube (9) one_to_one corresponding, compressed air spraying pipe (11) is equipped with in each described installing hole, the center line of described compressed air spraying pipe (11) and the center line of described installing hole all coincide with the center line of described Venturi tube (9), compressed air spraying pipe (11) described in every root is equipped with electromagnetic impulse valve (12), the bottom of compressed air spraying pipe (11) described in every root is all fixed on pneumatic manifold (10), and the bottom of compressed air spraying pipe (11) is all connected with pneumatic manifold (10) described in every root, the end compressed air spraying pipe setting unit (15) of described casing (1) and described pneumatic manifold (10) being positioned at described motor (2) side is respectively equipped with discharging opening (19) and compressed air inlet port (20).
2. pulse jet sieving machine according to claim 1, it is characterized in that: described atomizing component (6) comprises atomization blade (21), inner support member (22), outer support part (23), auxiliary crushing tooth (24) and main crushing tooth (25), the quantity of described atomization blade (21) is 6 ~ 8, the shape of described inner support member (22) and described outer support part (23) is annular, described atomization blade (21) is evenly arranged into a flaabellum shape component along main rotary shaft (3) circumference one circle, one side of described flaabellum shape component is fixed with from inside to outside successively inner support member (22) and outer support part (23), the center line of described inner support member (22), the center line of described outer support part (23) and the center line of described flaabellum shape component all coincide with the center line of main rotary shaft (3), described inner support member (22) cylindrical one circle is provided with auxiliary crushing tooth (24) uniformly, described outer support part (23) cylindrical one circle is provided with main crushing tooth (25) uniformly.
3. pulse jet sieving machine according to claim 1, it is characterized in that: described screening portion (13) shape is cylindrical shape, the shape of described Venturi tube setting unit (14) is conical, and the shape of described compressed air spraying pipe setting unit (15) is cuboid.
4. pulse jet sieving machine according to claim 1, is characterized in that: the quantity of described eddy flow oar hammer (7) is 6.
5. pulse jet sieving machine according to claim 1, is characterized in that: the height of described pulse jet separation (18) is set to 50 ~ 100mm, and the width of described pulse jet separation (18) is set to 150 ~ 180mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520413106.4U CN204699917U (en) | 2015-06-08 | 2015-06-08 | A kind of pulse jet sieving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520413106.4U CN204699917U (en) | 2015-06-08 | 2015-06-08 | A kind of pulse jet sieving machine |
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| Publication Number | Publication Date |
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| CN204699917U true CN204699917U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520413106.4U Withdrawn - After Issue CN204699917U (en) | 2015-06-08 | 2015-06-08 | A kind of pulse jet sieving machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923474A (en) * | 2015-06-08 | 2015-09-23 | 绍兴仁飞炭黑有限公司 | Pulse-jet screening machine |
| CN112189456A (en) * | 2020-09-07 | 2021-01-08 | 江苏大学 | Air-blowing type accelerating separation threshing device and combine harvester provided with same |
| CN116393372A (en) * | 2023-06-08 | 2023-07-07 | 山东清华金属制品有限公司 | Screen blowing machine for welding electrode coating processing |
-
2015
- 2015-06-08 CN CN201520413106.4U patent/CN204699917U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923474A (en) * | 2015-06-08 | 2015-09-23 | 绍兴仁飞炭黑有限公司 | Pulse-jet screening machine |
| CN104923474B (en) * | 2015-06-08 | 2016-08-10 | 绍兴仁飞炭黑有限公司 | A kind of pulse jet sieving machine |
| CN112189456A (en) * | 2020-09-07 | 2021-01-08 | 江苏大学 | Air-blowing type accelerating separation threshing device and combine harvester provided with same |
| CN112189456B (en) * | 2020-09-07 | 2021-12-21 | 江苏大学 | Air-blowing type accelerating separation threshing device and combine harvester provided with same |
| CN116393372A (en) * | 2023-06-08 | 2023-07-07 | 山东清华金属制品有限公司 | Screen blowing machine for welding electrode coating processing |
| CN116393372B (en) * | 2023-06-08 | 2023-08-11 | 山东清华金属制品有限公司 | Screen blowing machine for welding electrode coating processing |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151014 Effective date of abandoning: 20160810 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |