CN202845198U - On-line adjustable bottom flowing opening and hydrocyclone - Google Patents
On-line adjustable bottom flowing opening and hydrocyclone Download PDFInfo
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- CN202845198U CN202845198U CN 201220462518 CN201220462518U CN202845198U CN 202845198 U CN202845198 U CN 202845198U CN 201220462518 CN201220462518 CN 201220462518 CN 201220462518 U CN201220462518 U CN 201220462518U CN 202845198 U CN202845198 U CN 202845198U
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Abstract
The utility model discloses an on-line adjustable bottom flowing opening and a hydrocyclone. The on-line adjustable bottom flowing opening comprises a hydraulic cylinder, a steel pipe and a bottom flowing section, wherein one end of the steel pipe is connected with a piston rod of the hydraulic cylinder through a first flange disk and a bolt; an adjustment cone body is fixedly arranged in the middle of the steel pipe; a boss is arranged at the other end of the steel pipe; and a gas inlet pipe is arranged on the steel pipe between the piston rod and the adjustment cone body and is controlled to open and close through a ball valve. The hydrocyclone comprises the on-line adjustable bottom flowing opening, a first-section hydrocyclone and a second-section hydrocyclone, wherein the on-line adjustable bottom flowing opening is arranged at the tail end of the second-section hydrocyclone through a second flange disk, a bolt and a pad. By a hydraulic transmission mode, on-line adjustment of two-section sorting density is realized.
Description
Technical field
The utility model belongs to sorting machine equipment manufacturing technology field, mine, relates in particular to a kind of online adjustable underflow opening and cyclone.
Background technology
Along with developing rapidly of Chinese national economy, energy resource consumption increases rapidly, generating, and metallurgical and other industry coal consumption significantly rises.Reach 13.2 hundred million tons to " 15 " raw coal output in latter stage in the original plan, in fact reached 19.5 hundred million tons by 2004.Increasing rapidly of coal production and consumption causes huge environment and the pressure of energy resources.Be the utilization ratio that improves coal and the pollution that reduces environment, " clean coal technology plan " carried out by China.Coal separation is the basis of Filter Tuber For Clean Coal, and it fundamentally improves the quality of coal product, improves the utilization ratio and the pollution that alleviates atmosphere and environment of coal, can also improve significantly the economic benefit of coal mining enterprise simultaneously.Therefore, the development of quickening coal preparation industry is one of vital task of current coal industry.
The coal production practices show, under suitable condition, the sharpness of separation of heavy media coal separation is higher than other coal preparation methods, can obtain high-quality cleaned coal and higher recovery efficiency, so it can be applicable to the raw coal of various washabilitys, particularly difficult choosing and extremely difficulty select coal separation.1999 as national the ninth five-year plan brainstorm project, by Tangshan branch of coal science institute and the old toft of Guizhou Pan Jiang coal preparation plant Successful Experiment the large-scale pressureless fed three-product dense-medium cyclone of China's First (3NWX1200 ∕ 850A type).Formed at home the series of pressing the unpressurized feeding three-product cyclone that has of all size.In applying process, further improve, produced largest 3GDMC1400 ∕ 1000 type HM cyclone with un pressurized feedings state China scientific ﹠ technical corporation in 2004.This is an important course of China's development heavy media coal separation, and significant contribution has been made in the raising of China's coal preparation technology level.
Yet, present stage, the heavy medium cyclone that uses changed or washing cleaned coal when requiring to change in ature of coal, often need to realize by the mode of machinery replacing underflow opening the adjusting of raw coal separation, namely when requiring low separating density, adopt larger-diameter underflow opening, when requiring the high specific gravity of separation, the underflow opening of selection of small diameter.This method of adjustment need be processed the underflow opening of plurality of specifications, but also can not realize the free of discontinuities adjusting, operates comparatively loaded down with trivial details.
CN202006141U discloses the cyclone of the convenient adjusting of the large I of a kind of underflow opening, it has the underflow opening size adjusting device, insert the degree of depth of underflow opening by adjusting centrum, realized any adjusting within the specific limits of underflow opening size, yet this kind cyclone still exist the underflow opening size can not on-line control, high, the air column shape of lower limit of separation and size are unstable and the defective such as can not regulate, can not satisfy well to obtain higher underflow density, the double requirements of low effluent concentration is arranged again simultaneously.
The utility model content
The weak point that exists in order to overcome above-mentioned prior art, the utility model provides a kind of online adjustable underflow opening, solve the on-line control problem of separating density, reduced the waste of the human and material resources that mechanical replacing underflow opening brings, the utility model also provides a kind of cyclone that uses the online adjustable underflow opening of this kind, the problem that can not take into account the higher underflow density of acquisition and lower effluent concentration that has solved that existing heavy medium cyclone exists.
The technical scheme that the utility model adopts is:
A kind of online adjustable underflow opening, it comprises hydraulic cylinder, steel pipe and underflow section, and an end of steel pipe is connected with the piston rod of hydraulic cylinder with bolt by the first ring flange, and the mid portion of steel pipe sets firmly regulates centrum.
The other end of described steel pipe is provided with boss.
Described piston rod and the steel pipe of regulating between the centrum partly arrange air inlet pipe, and this air inlet pipe is controlled its switching by ball valve.
A kind of cyclone, it comprises online adjustable underflow opening, one section cyclone and two sections cyclones.
Described one section cyclone, cylindrical, it comprises coal-feeding tube, cylindrical shell and overflow pipe, described two sections cyclones, be the cylinder taper shape, it comprises cylindrical barrel, coniform cylindrical shell, charging aperture, spoil outlet and middle coal export, and described one section cyclone is connected by conduit with two sections cyclones.
Described online adjustable underflow opening is installed in the end of two sections coniform cylindrical shells of cyclone by the second ring flange, bolt and pad, it comprises hydraulic cylinder, steel pipe and underflow section, one end of steel pipe is connected with the piston rod of hydraulic cylinder with bolt by the first ring flange, the mid portion of steel pipe sets firmly regulates centrum, the other end of steel pipe is provided with boss, described piston rod and the steel pipe of regulating between the centrum partly arrange air inlet pipe, and this air inlet pipe is controlled its switching by ball valve.
Compared with the prior art, the beneficial effect obtained of the utility model is:
1, the switching by the air inlet pipe on the ball valve control steel pipe has been stablized the flow field with the setting of adjusting air inflow quantity and steel pipe front end boss, has improved separating effect, makes the shape of the air column that enters underflow opening and size become stable and can regulate.
2, the utility model has been realized the on-line control of two sections separating densities by hydraulicdriven mode, Hydraulic Power Transmission System with respect to the mechanical transmission of equal-wattage have that volume is little, lightweight, compact conformation, the advantage that is active in one's movements, and hydraulic drive stable working, simple to operate, easily be automated, simultaneously hydraulic drive can realize step-less adjustment, thereby realize the on-line control of separating density, effectively reduced the waste of the human and material resources that mechanical replacing underflow opening brings.
3, the utility model has solved well that existing heavy medium cyclone exists can not take into account the problem of the higher underflow density of acquisition and lower effluent concentration.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the online adjustable underflow opening in the utility model.
Fig. 2 is the adjusting component diagram of the online adjustable underflow opening in the utility model.
Fig. 3 is the structural representation of a kind of embodiment of the cyclone in the utility model
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As depicted in figs. 1 and 2, a kind of online adjustable underflow opening, it comprises hydraulic cylinder 1, steel pipe 4 and underflow section 3, one end of steel pipe 4 is connected with the piston rod of bolt with hydraulic cylinder 1 by the first ring flange 5, the other end of steel pipe 4 is provided with boss 7, the mid portion of steel pipe 4 sets firmly regulates centrum 2, described piston rod and the steel pipe of regulating between the centrum 2 partly arrange an air inlet pipe 6, this air inlet pipe 6 is controlled its switching by ball valve, hydraulic cylinder 1 links to each other with hydraulic pump 15 by oil pipe 19, hydraulic pump 15 is installed on the left side of fuel tank 17, and hydraulic pump 15 is driven by the motor 16 that is installed in the fuel tank right side.
Such as Fig. 1, Fig. 2 and shown in Figure 3, a kind of cyclone, it comprises online adjustable underflow opening, one section cyclone and two sections cyclones.
Described one section cyclone, cylindrical, it comprises coal-feeding tube 8, cylindrical shell 9 and overflow pipe 10, described two sections cyclones, be the cylinder taper shape, it comprises cylindrical barrel 11, coniform cylindrical shell 12, charging aperture 20, spoil outlet 13 and middle coal export 14, and described one section cyclone is connected by conduit 21 with two sections cyclones.
Described online adjustable underflow opening is installed in the end of two sections coniform cylindrical shells 12 of cyclone by the second ring flange, bolt and pad, it comprises hydraulic cylinder 1, steel pipe 4 and underflow section 3, one end of steel pipe 4 is connected with the piston rod of hydraulic cylinder with bolt by the first ring flange 5, the mid portion of steel pipe 4 sets firmly regulates centrum 2, the other end of steel pipe 4 is provided with boss 7, described piston rod and the steel pipe of regulating between the centrum 2 partly arrange an air inlet pipe 6, and this air inlet pipe 6 is controlled its switching by ball valve.
In actual use, insert the degree of depth of underflow sections 3 by hydraulic cylinder 1 axial adjustment adjusting centrum 2 with change underflow opening sectional area, thereby change the underflow discharge capacity, finally change separating density; For steady flow condition, improve separating effect, make the shape of the air column that enters underflow opening and size become stable and can regulate, be provided with air inlet pipe and boss at steel pipe; The application operating of Hydraulic Power Transmission System is simple, and stable working easily is automated, and can realize step-less adjustment again simultaneously, obtains the on-line control of separating density.The utility model has satisfied effectively should obtain higher underflow density, and the double requirements of lower effluent concentration is arranged again simultaneously.
The above; it only is the better specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.
Claims (6)
1. online adjustable underflow opening, it comprises hydraulic cylinder, steel pipe and underflow section, it is characterized in that: an end of described steel pipe is connected with the piston rod of hydraulic cylinder with bolt by the first ring flange, and the mid portion of steel pipe sets firmly regulates centrum.
2. described a kind of online adjustable underflow opening according to claim 1, it is characterized in that: the other end of described steel pipe is provided with boss.
3. described a kind of online adjustable underflow opening according to claim 1 is characterized in that: described piston rod partly arranges air inlet pipe with steel pipe between the adjusting centrum, and this air inlet pipe is controlled its switching by ball valve.
4. cyclone, it comprises online adjustable underflow opening, one section cyclone and two sections cyclones;
Described one section cyclone, cylindrical, it comprises coal-feeding tube, cylindrical shell and overflow pipe, described two sections cyclones, be the cylinder taper shape, it comprises cylindrical barrel, coniform cylindrical shell, charging aperture, spoil outlet and middle coal export, and described one section cyclone is connected by conduit with two sections cyclones;
Described online adjustable underflow opening is installed in the end of two sections coniform cylindrical shells of cyclone by the second ring flange, bolt and pad, it comprises hydraulic cylinder, steel pipe and underflow section, one end of steel pipe is connected with the piston rod of hydraulic cylinder with bolt by the first ring flange, and the mid portion of steel pipe sets firmly regulates centrum;
5. described a kind of cyclone according to claim 4, it is characterized in that: the other end of described steel pipe is provided with boss.
6. described a kind of cyclone according to claim 4, it is characterized in that: described piston rod and the steel pipe of regulating between the centrum partly arrange air inlet pipe, and this air inlet pipe is controlled its switching by ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220462518 CN202845198U (en) | 2012-09-12 | 2012-09-12 | On-line adjustable bottom flowing opening and hydrocyclone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220462518 CN202845198U (en) | 2012-09-12 | 2012-09-12 | On-line adjustable bottom flowing opening and hydrocyclone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202845198U true CN202845198U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220462518 Expired - Fee Related CN202845198U (en) | 2012-09-12 | 2012-09-12 | On-line adjustable bottom flowing opening and hydrocyclone |
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| Country | Link |
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| CN (1) | CN202845198U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959220B (en) * | 2015-08-04 | 2017-06-16 | 北京国华科技集团有限公司 | Can two sections of methods of separating density of on-line control three products heavy medium cyclone |
| CN110013910A (en) * | 2019-03-22 | 2019-07-16 | 太原理工大学 | A kind of aqueous medium cyclone separator of separating density on-line control |
| CN115889005A (en) * | 2023-03-09 | 2023-04-04 | 天津美腾科技股份有限公司 | Non-pressure three-product heavy medium cyclone and regulation and control method thereof |
| CN117101893A (en) * | 2023-10-24 | 2023-11-24 | 天津美腾科技股份有限公司 | Bottom flow port capable of being opened and closed for regulation and control |
-
2012
- 2012-09-12 CN CN 201220462518 patent/CN202845198U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959220B (en) * | 2015-08-04 | 2017-06-16 | 北京国华科技集团有限公司 | Can two sections of methods of separating density of on-line control three products heavy medium cyclone |
| CN110013910A (en) * | 2019-03-22 | 2019-07-16 | 太原理工大学 | A kind of aqueous medium cyclone separator of separating density on-line control |
| CN115889005A (en) * | 2023-03-09 | 2023-04-04 | 天津美腾科技股份有限公司 | Non-pressure three-product heavy medium cyclone and regulation and control method thereof |
| CN117101893A (en) * | 2023-10-24 | 2023-11-24 | 天津美腾科技股份有限公司 | Bottom flow port capable of being opened and closed for regulation and control |
| CN117101893B (en) * | 2023-10-24 | 2024-02-02 | 天津美腾科技股份有限公司 | Bottom flow port capable of being opened and closed for regulation and control |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20130912 |