CN102125894B - Improved horizontal decanter centrifuge - Google Patents
Improved horizontal decanter centrifuge Download PDFInfo
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- CN102125894B CN102125894B CN 201010598386 CN201010598386A CN102125894B CN 102125894 B CN102125894 B CN 102125894B CN 201010598386 CN201010598386 CN 201010598386 CN 201010598386 A CN201010598386 A CN 201010598386A CN 102125894 B CN102125894 B CN 102125894B
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- auger conveyor
- rotary drum
- bearing block
- drawing mechanism
- drain pipe
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Abstract
The invention discloses an improved horizontal decanter centrifuge which comprises a revolving drum with a first end and a second end, an auger conveyor, and a feed pipe, wherein the revolving drum is supported on a first bearing block and a second bearing block on a frame, the auger conveyor is coaxially arranged in the revolving drum, a separation chamber is formed between the revolving drum and the auger conveyor, the first end of the revolving drum and one end of the corresponding auger conveyor are outwards connected to a differential mechanism, and the axle center of the differential mechanism and the axle center of the auger conveyor are separately provided with through holes. One end of the feed pipe is inserted into the through holes, and the other end is statically fixed on a support seat positioned on the frame. The axle center of the auger conveyor, which corresponds to one end in the second end of the revolving drum, is provided with a first centripetal pump which can pump separated clear liquor out of the horizontal descanter centrifuge, and the surrounding wall of the second end of the revolving drum is provided with a deslagging through hole. The separation chamber in the invention has the maximum effective capacity, thereby enhancing the separation effect. Sealed elements do not need to be moved, the equipment repairing frequency is reduced, and the work efficiency is efficiently enhanced.
Description
Technical field
The present invention relates to a kind of horizontal screw centrifuge, particularly the static follow-on downstream-type horizontal screw centrifuge that is fixed on the frame of a kind of feed pipe.
Background technology
In the downstream-type horizontal screw centrifuge of the prior art, shown in the structure and separation principle schematic diagram of the existing downstream-type horizontal screw centrifuge of accompanying drawing 2, most in disengagement chamber, being provided with for delivery of the clear liquid return duct of liquid to the large end of rotary drum, so that the segment space of disengagement chamber is occupied, cause the degree of depth that is used for Separation of Solid and Liquid of rotary drum to reduce, also just reduce the volume of disengagement chamber, finally affected the effect of separating; In addition, in the horizontal screw centrifuge for barrier material suspension and isolated clarified solution, between the rotary drum that rotates and auger conveyor, to add moving sealing element, and as easy as rolling off a log the wearing and tearing by the hard particles in the suspension of this moving sealing element and cause losing efficacy, so that suspension enters in the clarified solution, cause the clarity of clarified solution to descend.
Summary of the invention
Of the present invention to provide a kind of follow-on downstream-type horizontal screw centrifuge, the particularly feed pipe on it be the axle center that is fixedly installed on differential mechanism, do not need the movable sealing parts, improved the service life of equipment when effectively improving separative efficiency.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of improved horizontal decanter centrifuge, comprise the clutch shaft bearing seat and the second bearing block that are arranged on the frame, main motor, auxiliary-motor, differential mechanism, be supported in the rotary drum on described clutch shaft bearing seat and described the second bearing block, feed arrangement and drawing mechanism, described rotary drum inside is coaxially arranged with auger conveyor, described auger conveyor comprises cylindrical shell, be arranged on the rotating shaft at described cylindrical shell two ends, circumferentially be arranged on the conveying blade of the outside wall surface of described cylindrical shell, described differential mechanism comprises main pulley, secondary belt pulley and differential mechanism body, the described main pulley of described main motor-driven drives described drum rotating, described auxiliary-motor drives described secondary belt pulley and drives described auger conveyor rotation, form disengagement chamber between described rotary drum and the described auger conveyor, the periphery of described rotary drum is arranged with case, corresponding the first through hole and the second through hole of being provided with the axle center of described auger conveyor in the axle center of described differential mechanism body, also be provided with a supporting base on the frame, described feeding-passage is a static feed pipe that is fixed on the described supporting base of an end, the other end of described feed pipe inserts in described the first through hole and described the second through hole successively, and the tube chamber of described feed pipe is connected with described disengagement chamber.
Preferably, described rotary drum has first end and the second end, described first end is supported on the described clutch shaft bearing seat, described the second end is supported on described the second bearing block, described differential mechanism body is connected to the first end of described rotary drum, described drawing mechanism is arranged on the second end of described rotary drum, and further, described drawing mechanism comprises solid phase drawing mechanism and liquid phase drawing mechanism.
Still more preferably, described solid phase drawing mechanism is several deslagging through holes that are arranged on the circumferential distribution on the perisporium of the end on described the second bearing block of being positioned at of described rotary drum, perhaps, described solid phase drawing mechanism is the slag-discharging nozzle that is arranged on the perisporium of the end on described the second bearing block of being positioned at of described rotary drum, again further, the lowest part of corresponding several described deslagging through holes is provided with slag notch on the described case.
Preferably, described liquid phase drawing mechanism is the first centripetal discharge pump that is arranged on the end on described the second bearing block of being positioned at of described auger conveyor, described the first centripetal discharge pump comprises the first impeller assembly and the first drain pipe, described the first drain pipe is arranged on the axle center that is positioned at the rotating shaft on described the second bearing block on the described auger conveyor, one end of described the first drain pipe extends, the other end is vertically connected on the pivot place of described the first impeller assembly, the pivot of described the first impeller assembly is positioned on the axial line of described auger conveyor cylindrical shell, and described the first drain pipe is connected with described disengagement chamber.
Preferably, described liquid phase drawing mechanism comprises mutually drawing mechanism of heavy-fluid phase drawing mechanism and light liquid: described heavy-fluid phase drawing mechanism is the second centripetal discharge pump that is arranged on the end on described the second bearing block of being positioned at of described auger conveyor, described the second centripetal discharge pump comprises the second impeller assembly and the second drain pipe, described the second drain pipe is arranged on the axle center that is positioned at the rotating shaft on described the second bearing block on the described auger conveyor, described the second drain pipe an end extend, the other end vertically is connected to the pivot place of described the second impeller assembly; Described light liquid phase drawing mechanism is the 3rd centripetal discharge pump that is arranged on the end on described the second bearing block of being positioned at of described auger conveyor, described the 3rd centripetal discharge pump comprises trilobed wheel assembly and the 3rd drain pipe, the coaxial inside that is arranged on described the second drain pipe of described the 3rd drain pipe, one end of described the 3rd drain pipe stretches out outside described the second drain pipe, the other end vertically is connected to the pivot place of described trilobed wheel assembly, the pivot of described trilobed wheel assembly is positioned on the axial line of described auger conveyor cylindrical shell, described the second drain pipe, described the 3rd drain pipe is connected with described disengagement chamber respectively, described the second impeller assembly is arranged on the periphery of described the 3rd drain pipe, form the second liquid outlet channel between the outer wall of the inwall of described the second drain pipe and described the 3rd drain pipe, described the second impeller assembly is nearer than described the second bearing block of described trilobed wheel assembly distance.
The invention has the beneficial effects as follows: the static place, axle center that is fixedly installed on feed pipe support and differential mechanism of its feed pipe, and be connected with disengagement chamber between the auger conveyor with rotary drum, and the feed pipe among the present invention and drawing mechanism are separately positioned on the two ends of rotary drum, so do not need to arrange the clear liquid return duct, so that the volume of the disengagement chamber between rotary drum and the auger conveyor reaches maximum, the time that suspension stops in disengagement chamber reaches the longest, improved the effect of separating, simultaneously, isolated clarified solution pumps outside the machine by the centripetal discharge pump that is arranged on the auger conveyor among the present invention, need not to arrange moving sealing element, reduce the repair rate of equipment, effectively improved operating efficiency.
Description of drawings
Accompanying drawing 1 is the structural representation (broken section) of the improved horizontal decanter centrifuge among the present invention;
In the accompanying drawing: 1, clutch shaft bearing seat; 2, the second bearing block; 3, rotary drum; 31, first end; 32, the second end; 4, cylindrical shell; 5, rotating shaft; 6, conveying blade; 7, main motor; 8, auxiliary-motor; 9, differential mechanism body; 10, disengagement chamber; 11, case; 12, supporting base; 13, feed pipe; 14, deslagging through hole; 15, slag notch; 16, the first impeller assembly; 17, the first drain pipe.
The specific embodiment
Below in conjunction with embodiment shown in the drawings technical scheme of the present invention is done following detailed description the in detail:
As shown in Figure 1, follow-on horizontal screw centrifuge of the present invention comprises clutch shaft bearing seat 1 and the second bearing block 2 that is arranged on the frame, be supported in the rotary drum 3 on clutch shaft bearing seat 1 and the second bearing block 2, the coaxial auger conveyor that is arranged on rotary drum 3 inside, main motor 7, auxiliary-motor 8, feed arrangement and drawing mechanism, rotary drum 3 has first end 31 and the second end 32, auger conveyor comprises cylindrical shell 4, be arranged on the rotating shaft 5 at the two ends of cylindrical shell 4, circumferentially be arranged on the conveying blade 6 of the outside wall surface of cylindrical shell 4, the first end 31 of rotary drum 3 is provided with differential mechanism, described differential mechanism comprises main pulley, secondary belt pulley and differential mechanism body 9, differential mechanism body 9 and rotary drum 3 coaxial installations, the both sides of differential mechanism body 9 and rotary drum 3 separation clutch shaft bearing seats 1, main motor 7 drives main pulley and drives rotary drum 3 rotations, auxiliary-motor 8 drives secondary belt pulley and drives the auger conveyor rotation, produce differential between rotary drum 3 and the auger conveyor, form disengagement chamber 10 between rotary drum 3 and the auger conveyor, the periphery of rotary drum 3 is provided with case 11, be provided with a supporting base 12 on the frame, the axle center of differential mechanism body 9 offers the first through hole, the axle center of the rotating shaft 5 of auger conveyor offers the second through hole, feed arrangement is that an end inserts the first through hole and the second through hole successively, the static feed pipe 13 that is fixed on the supporting base 12 of the other end, this feed pipe 13 is connected with disengagement chamber 10, drawing mechanism comprises solid phase drawing mechanism and liquid phase drawing mechanism, the liquid phase drawing mechanism comprises first drain pipe 17 in the axle center of an end that is arranged on the second end that is positioned at rotary drum 3 32 on the auger conveyor, one end of this first drain pipe 17 extends, the other end vertically is connected to the pivot place of the first impeller assembly 16 on the cross-wise direction that is arranged on auger conveyor, be interconnected between the first drain pipe 17 and the disengagement chamber 10, the solid phase tapping channel comprise along several deslagging through holes 14 on the perisporium of the second end 32 that circumferentially is arranged on rotary drum 3 and be arranged on corresponding these deslagging through holes 14 on the case 11 under a slag notch 15 of position.
In addition, above-mentioned solid phase drawing mechanism also can be arranged on several nozzles that the edge of the second end 32 of rotary drum 3 is circumferentially arranged, above-mentioned liquid phase drawing mechanism comprises mutually drawing mechanism of heavy-fluid phase drawing mechanism and light liquid: described heavy-fluid phase drawing mechanism is the second centripetal discharge pump that is arranged on the end on described the second bearing block 2 of being positioned at of described auger conveyor, described the second centripetal discharge pump comprises the second impeller assembly and the second drain pipe, described the second drain pipe is arranged on the axle center that is positioned at the rotating shaft 5 on described the second bearing block 2 on the described auger conveyor, described the second drain pipe an end extend, the other end vertically is connected to the pivot place of described the second impeller assembly; Described light liquid phase drawing mechanism is the 3rd centripetal discharge pump that is arranged on the end on described the second bearing block 2 of being positioned at of described auger conveyor, described the 3rd centripetal discharge pump comprises trilobed wheel assembly and the 3rd drain pipe, the coaxial inside that is arranged on described the second drain pipe of described the 3rd drain pipe, one end of described the 3rd drain pipe stretches out outside described the second drain pipe, the other end vertically is connected to the pivot place of described trilobed wheel assembly, the pivot of described trilobed wheel assembly is positioned on the axial line of described auger conveyor cylindrical shell 4, described the second drain pipe, described the 3rd drain pipe is connected with described disengagement chamber 10 respectively, described the second impeller assembly is arranged on the periphery of described the 3rd drain pipe, form the second liquid outlet channel between the outer wall of the inwall of described the second drain pipe and described the 3rd drain pipe, described the second impeller assembly is nearer than described the second bearing block 2 of described trilobed wheel assembly distance.
The operation principle of horizontal screw centrifuge of the present invention:
After suspension to be separated enters from feed pipe 13, several through holes on the perisporium of the end of auger conveyor cylindrical shell 4 enter disengagement chamber 10, under the effect of rotary drum 3 and auger conveyor differential speed rotation, the solid matter that proportion is larger is deposited to the inwall of rotary drum 3, and be pushed to several deslagging through hole 14 places along with the rotation of conveying blade 6 and get rid of, enter in the case 11, outside the slag notch 15 eliminating machines on case 11, and meanwhile, the liquid that proportion is lighter be focused to auger conveyor cylindrical shell 4 around, the same position that under the effect of conveying blade 6, is pushed to the first impeller assembly 16, through the effect of this centripetal discharge pump, get rid of to machine by the first drain pipe 17.
The feed pipe 13 static places, axle center that are fixedly installed on feed pipe 13 supports and differential mechanism in the downstream-type horizontal screw centrifuge among the present invention, and feed pipe 13 and drawing mechanism are separately positioned on the two ends of rotary drum 3, so do not need to arrange the clear liquid return duct, so that the volume of the disengagement chamber 10 between rotary drum 3 and the auger conveyor reaches maximum, the time that suspension stops in disengagement chamber 10 reaches the longest, improved the effect of separating, simultaneously, isolated clarified solution pumps outside the machine by the centripetal discharge pump that is arranged on the auger conveyor among the present invention, need not to arrange moving sealing element, reduce the repair rate of equipment, effectively improved operating efficiency.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. improved horizontal decanter centrifuge, comprise the clutch shaft bearing seat and the second bearing block that are arranged on the frame, main motor, auxiliary-motor, differential mechanism, be supported in the rotary drum on described clutch shaft bearing seat and described the second bearing block, feed arrangement and drawing mechanism, described rotary drum inside is coaxially arranged with auger conveyor, described auger conveyor comprises cylindrical shell, be arranged on the rotating shaft at described cylindrical shell two ends, circumferentially be arranged on the conveying blade of the outside wall surface of described cylindrical shell, described differential mechanism comprises main pulley, secondary belt pulley and differential mechanism body, the described main pulley of described main motor-driven drives described drum rotating, described auxiliary-motor drives described secondary belt pulley and drives described auger conveyor rotation, form disengagement chamber between described rotary drum and the described auger conveyor, the periphery of described rotary drum is arranged with case, this horizontal screw centrifuge is characterised in that: corresponding the first through hole and the second through hole of being provided with the axle center of described auger conveyor in the axle center of described differential mechanism body, also be provided with a supporting base on the frame, feeding-passage is a static feed pipe that is fixed on the described supporting base of an end, the other end of described feed pipe inserts in described the first through hole and described the second through hole successively, the tube chamber of described feed pipe is connected with described disengagement chamber, described drawing mechanism comprises solid phase drawing mechanism and liquid phase drawing mechanism, described liquid phase drawing mechanism is the first centripetal discharge pump that is arranged on the end on described the second bearing block of being positioned at of described auger conveyor, described the first centripetal discharge pump comprises the first impeller assembly and the first drain pipe, described the first drain pipe is arranged on the axle center that is positioned at the rotating shaft on described the second bearing block on the described auger conveyor, one end of described the first drain pipe extends, the other end is vertically connected on the pivot place of described the first impeller assembly, the pivot of described the first impeller assembly is positioned on the axial line of described auger conveyor cylindrical shell, and described the first drain pipe is connected with described disengagement chamber.
2. a kind of improved horizontal decanter centrifuge according to claim 1, it is characterized in that: described rotary drum has first end and the second end, described first end is supported on the described clutch shaft bearing seat, described the second end is supported on described the second bearing block, described differential mechanism body is connected to the first end of described rotary drum, and described drawing mechanism is arranged on the second end of described rotary drum.
3. a kind of improved horizontal decanter centrifuge according to claim 1 is characterized in that: described solid phase drawing mechanism is several deslagging through holes that are arranged on the circumferential distribution on the perisporium of the end on described the second bearing block of being positioned at of described rotary drum.
4. a kind of improved horizontal decanter centrifuge according to claim 1 is characterized in that: described solid phase drawing mechanism is the slag-discharging nozzle that is arranged on the perisporium of the end on described the second bearing block of being positioned at of described rotary drum.
5. a kind of improved horizontal decanter centrifuge according to claim 3 is characterized in that: the lowest part of corresponding several described deslagging through holes is provided with slag notch on the described case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010598386 CN102125894B (en) | 2010-12-21 | 2010-12-21 | Improved horizontal decanter centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010598386 CN102125894B (en) | 2010-12-21 | 2010-12-21 | Improved horizontal decanter centrifuge |
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| Publication Number | Publication Date |
|---|---|
| CN102125894A CN102125894A (en) | 2011-07-20 |
| CN102125894B true CN102125894B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010598386 Expired - Fee Related CN102125894B (en) | 2010-12-21 | 2010-12-21 | Improved horizontal decanter centrifuge |
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| CN (1) | CN102125894B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921562B (en) * | 2011-08-09 | 2015-03-11 | 苏州优耐特机械制造有限公司 | Spiral discharging centrifuge |
| CN107088475A (en) * | 2017-05-27 | 2017-08-25 | 宜兴市华鼎机械有限公司 | A kind of horizontal centrifuge of the adjustable centripetal discharge pump of band |
| CN109013072B (en) * | 2018-09-13 | 2024-06-04 | 安徽普源分离机械制造有限公司 | Improved liquid-solid three-phase high-speed horizontal decanter centrifuge |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5403260A (en) * | 1993-06-04 | 1995-04-04 | Hutchinson-Hayes International | Automatic frequency controlled motor backdrive |
| CN1586730A (en) * | 2004-10-13 | 2005-03-02 | 吴培钧 | Horizontal screw centrifugal machine |
| CN1878617A (en) * | 2003-11-14 | 2006-12-13 | 阿克佐诺贝尔公司 | Separation apparatus and method |
| CN101239340A (en) * | 2008-03-05 | 2008-08-13 | 常州恒亮离心机制造有限公司 | High-efficiency spiral pusher of horizontal spiral centrifuge |
| DE202008011597U1 (en) * | 2008-08-30 | 2010-01-07 | Gea Westfalia Separator Gmbh | Peeling disc of a centrifuge |
| CN201949924U (en) * | 2010-12-21 | 2011-08-31 | 莫珉珉 | Improved horizontal decanter centrifuge |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0647084B2 (en) * | 1985-06-04 | 1994-06-22 | 石川島播磨重工業株式会社 | centrifuge |
-
2010
- 2010-12-21 CN CN 201010598386 patent/CN102125894B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5403260A (en) * | 1993-06-04 | 1995-04-04 | Hutchinson-Hayes International | Automatic frequency controlled motor backdrive |
| CN1878617A (en) * | 2003-11-14 | 2006-12-13 | 阿克佐诺贝尔公司 | Separation apparatus and method |
| CN1586730A (en) * | 2004-10-13 | 2005-03-02 | 吴培钧 | Horizontal screw centrifugal machine |
| CN101239340A (en) * | 2008-03-05 | 2008-08-13 | 常州恒亮离心机制造有限公司 | High-efficiency spiral pusher of horizontal spiral centrifuge |
| DE202008011597U1 (en) * | 2008-08-30 | 2010-01-07 | Gea Westfalia Separator Gmbh | Peeling disc of a centrifuge |
| CN201949924U (en) * | 2010-12-21 | 2011-08-31 | 莫珉珉 | Improved horizontal decanter centrifuge |
Non-Patent Citations (1)
| Title |
|---|
| JP昭61-278370A 1986.12.09 |
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| CN102125894A (en) | 2011-07-20 |
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