CN2684947Y - Powder selective separator with negative pressure dust suction device - Google Patents
Powder selective separator with negative pressure dust suction device Download PDFInfo
- Publication number
- CN2684947Y CN2684947Y CN 200420015860 CN200420015860U CN2684947Y CN 2684947 Y CN2684947 Y CN 2684947Y CN 200420015860 CN200420015860 CN 200420015860 CN 200420015860 U CN200420015860 U CN 200420015860U CN 2684947 Y CN2684947 Y CN 2684947Y
- Authority
- CN
- China
- Prior art keywords
- selective separator
- negative pressure
- powder selective
- air intake
- powder concentrator
- 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
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a powder selective separator with negative pressure dust suction device, comprising a main body of the powder selective separator, a wind guiding duct which is connected with the air intake of the powder selective separator, branch line wind ducts which are fixedly arranged at intervals on the wind guiding duct, and valves which are connected with the branch line wind ducts. The negative pressure of the air intake of the powder selective separator is guided to the dust pollution dots around the powder selective separator by the wind guiding duct. Each branch line wind duct carries out local dust suction to each dust pollution dot and makes the dust collected enter the powder selective separator. The utility model increases a negative-pressure dust suction device on the air intake of the powder selective separator on the base of the existing powder selective separator, which realizes the efficient utilization of the excess of the negative-pressure of the air intake of the existing powder selective separator, avoiding the waste of the excess of the negative-pressure of the air intake of the existing powder selective separator, and saving the electric energy of the special dust suction device or equipment and the electric energy needed by the operation of the special dust suction device or equipment. The special dust suction device or equipment is used to collect the dust of each dust pollution dot around the powder selective separator. So the powder selective separator with negative pressure dust suction device is very economical. The equipment is centralized, so the availability ratio of the existing powder selective separator is improved.
Description
Technical field
The utility model relates to a kind of powder concentrator, is specially a kind of powder concentrator that has the negative pressure dust exhaust apparatus.
Background technology
Powder concentrator be a kind of air that utilizes as decentralized medium, the solid particulate matter in the air-flow is carried out the equipment that classification is handled by granule size.
The powder concentrator cavity communicates with the air inlet of high pressure positive blower, make and produce high negative pressure in the powder concentrator cavity, be provided with once around the powder concentrator feeding mouth, secondary, three air intake vents, rely on the high negative pressure in the powder concentrator cavity, air-flow enters powder concentrator from each air intake vent, form air blast in powder concentrator, it is moving to drive the materials flow to be selected that drops into from feeding mouth, handles to realize waiting the classification of selecting materials by granule size.The power of existing its high pressure positive blower of powder concentrator is bigger, and the negative pressure at each air intake vent place is extremely strong and have the load surplus, and the negative pressure surplus of air intake vent (as the secondary air intake vent) does not obtain utilizing effectively fully, being wasted in vain at present.And a lot of dust pollution point (as selecting the place that easily produces dust pollution in each discharging opening behind the powder, other operation) arranged around the powder concentrator, carry out dust suction with special dust exhaust apparatus on the contrary.
Summary of the invention
The problem that the negative pressure surplus at existing each the air intake vent place of powder concentrator of the utility model solution can not be utilized effectively provides a kind of powder concentrator that has the negative pressure dust exhaust apparatus.
The utility model is to adopt following technical scheme to realize: have the powder concentrator of negative pressure dust exhaust apparatus, comprise the powder concentrator main body, be connected with guide duct at the air intake vent of powder concentrator, the compartment of terrain is fixed with the branch road airduct on the guide duct, is connected with valve on the branch road airduct.By guide duct the negative pressure at powder concentrator air intake vent place is caused dust pollution point around the powder concentrator, rely on each branch road airduct that each dust pollution point is carried out local dust and absorb and the dust of collecting is sent into powder concentrator.The switching and the air quantity of valve control branch road airduct are regulated.
The utility model on the basis of existing powder concentrator by setting up the negative pressure dust exhaust apparatus at its air intake vent, realization is to effective utilization of existing powder concentrator air intake vent place negative pressure surplus, both avoided the waste of existing powder concentrator negative pressure surplus, saved again to the dust of each dust pollution point around the collection powder concentrator required special-purpose dust arrester installation or equipment move required electric energy with it, thus very economical; The equipment centralization has improved the utilization rate of existing powder concentrator, has reduced the later period maintenance cost to equipment; Shorten the circulation approach of dust, entered the finished product district after directly selecting powder, the dust pollution of a collection of respectively gathering dust directly has been transformed into useful finished product, turned waste into wealth, improved utilization ratio of raw materials simultaneously.
Description of drawings
Fig. 1 is negative pressure dust exhaust apparatus in the utility model and the structural representation that is connected and fixed with the powder concentrator air intake vent thereof;
The specific embodiment
The powder concentrator that has the negative pressure dust exhaust apparatus comprises the powder concentrator main body, is connected with guide duct 2 at the air intake vent 1 of powder concentrator, and the compartment of terrain is fixed with branch road airduct 3 on the guide duct, is connected with valve 4 on the branch road airduct.
In this specific embodiment, the powder concentrator main body is existing O-SEPA type powder concentrator.The powder concentrator of this model has three air intake vents, and promptly once, secondary and three air intake vents, wherein the air quantity of going into of an air intake vent accounts for 67.5% of powder concentrator inlet air total amount, and the secondary air intake vent accounts for 22.5%, three air intake vent and accounts for 10%.Say in principle, the negative pressure dust exhaust apparatus of setting up can be installed on arbitrary air intake vent of powder concentrator and can make powder concentrator work, but because the main air intake vent that air intake vent is a powder concentrator, if the long intake that probably influences powder concentrator of the guide duct of negative pressure dust exhaust apparatus, so influence powder concentrator select the powder effect; Three air intake vents to go into air quantity less, the negative pressure dust exhaust apparatus is installed in air intake vent three times, the length of its guide duct can not be oversize; Therefore, preferably the guide duct 2 of negative pressure dust exhaust apparatus is connected in the secondary air intake vent that selects the blower fan main body.
The caliber of guide duct 2 is along its length direction convergent.Along with the negative pressure in the increase guide duct of length reduces gradually, by reducing its caliber gradually at the guide duct length direction, to guarantee the equilibrium of negative pressure everywhere in the guide duct as far as possible, make the negative pressure at each branch road airduct mouth of pipe place consistent as far as possible, further improve or guarantee the pick-up performance of negative pressure dust exhaust apparatus far-end.Simultaneously, by reducing the effect that the guide duct caliber also can play increases guide duct length gradually.
When guide duct length was longer, guide duct formed with the pipeline section connection of caliber convergent, is fixed with branch road airduct 3 on the part pipeline section.
Be provided with connecting flange 5 at the two ends of each pipeline section.Realize that with flange the connection between each pipeline section is more reliable, more convenient.
Valve on the branch road airduct can be selected butterfly valve or flap valve for use, with air quantity size in the control branch road airduct, guarantees rationally to utilize air quantity.
At the end that guide duct 2 connects with the powder concentrator air intake vent, the interface that has been connected and fixed is to make things convenient for guide duct and to select being connected and fixed between the powder air intake vent.
In concrete manufacturing or use, it is straight that guide duct keeps as far as possible, avoids because the dead angle dust accumulation that wide-angle is turned round and caused.
In order to control the air quantity of whole guide duct, one control valve 6 is installed at the guide duct afterbody.
Claims (6)
1, a kind of powder concentrator that has the negative pressure dust exhaust apparatus comprises the powder concentrator main body, it is characterized by: the air intake vent (1) at powder concentrator is connected with guide duct (2), and the compartment of terrain is fixed with branch road airduct (3) on the guide duct, is connected with valve (4) on the branch road airduct.
2, the powder concentrator that has the negative pressure dust exhaust apparatus as claimed in claim 1 is characterized by: guide duct (2) is connected in the secondary air intake vent that selects the blower fan main body.
3, the powder concentrator that has the negative pressure dust exhaust apparatus as claimed in claim 1 or 2 is characterized by: the caliber of guide duct (2) is along its length direction convergent.
4, the powder concentrator that has the negative pressure dust exhaust apparatus as claimed in claim 1 or 2 is characterized by: guide duct forms with the pipeline section connection of caliber convergent, is fixed with branch road airduct (3) on the part pipeline section.
5, the powder concentrator that has the negative pressure dust exhaust apparatus as claimed in claim 4 is characterized by: be provided with connecting flange (5) at the two ends of each pipeline section.
6, the powder concentrator that has the negative pressure dust exhaust apparatus as claimed in claim 1 or 2 is characterized by: at the guide duct afterbody one control valve (6) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420015860 CN2684947Y (en) | 2004-03-05 | 2004-03-05 | Powder selective separator with negative pressure dust suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420015860 CN2684947Y (en) | 2004-03-05 | 2004-03-05 | Powder selective separator with negative pressure dust suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2684947Y true CN2684947Y (en) | 2005-03-16 |
Family
ID=34668819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420015860 Expired - Lifetime CN2684947Y (en) | 2004-03-05 | 2004-03-05 | Powder selective separator with negative pressure dust suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2684947Y (en) |
-
2004
- 2004-03-05 CN CN 200420015860 patent/CN2684947Y/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111206994A (en) | Air inlet and exhaust system of turbine engine | |
| CN200957985Y (en) | Sealing dust collector of movable negative-pressure mineral-box discharger | |
| CN203130137U (en) | Ventilating system and ventilating device of long-distance blind roadway | |
| CN2684947Y (en) | Powder selective separator with negative pressure dust suction device | |
| CN108973659A (en) | A kind of active wind-force auxiliary operating system for electric vehicle | |
| CN219283321U (en) | Low-load stable combustion device suitable for thick and thin combustion | |
| CN204756988U (en) | Biomass burning machine of feed mechanism and applied this mechanism | |
| CN2820293Y (en) | Wedge type cut-off air inlet channel | |
| CN214551913U (en) | Flue gas tar trapping device | |
| CN101402419A (en) | High-efficiency powder conveyer tube and powder conveying apparatus | |
| CN201152536Y (en) | Flue arrangement structure and flue gas desulfurization system containing same | |
| CN209197438U (en) | A kind of drying oven air draft pipe | |
| CN207928872U (en) | Automatic blasting air filtration system for means of transport air inlet | |
| CN213627745U (en) | Air conditioning system for recycling automobile exhaust | |
| CN207756589U (en) | Dust removal control system for material screening system | |
| CN201720137U (en) | Cyclone dust collector with fresh air current | |
| CN202343327U (en) | Electrostatic precipitator dust fall system | |
| CN206016955U (en) | A kind of variable geometry turbocharger blade opening control device | |
| CN2498334Y (en) | Boosting air exhaust tube system for tunnel | |
| CN218380451U (en) | Device for improving using effects of double flues and single main exhaust fan of sintering machine | |
| CN207332967U (en) | A kind of energy-saving emission-reducing apparatus | |
| CN207570048U (en) | Assembled intelligent cleaning chamber system | |
| CN206427731U (en) | A kind of novel air send feeding device | |
| CN206785519U (en) | A kind of engine aspirating system with Laval nozzle | |
| CN221515563U (en) | Device for reducing wind resistance of dust remover branch pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140305 Granted publication date: 20050316 |