CN2715848Y - Horizontal centrifuge - Google Patents
Horizontal centrifuge Download PDFInfo
- Publication number
- CN2715848Y CN2715848Y CN 200420049481 CN200420049481U CN2715848Y CN 2715848 Y CN2715848 Y CN 2715848Y CN 200420049481 CN200420049481 CN 200420049481 CN 200420049481 U CN200420049481 U CN 200420049481U CN 2715848 Y CN2715848 Y CN 2715848Y
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- CN
- China
- Prior art keywords
- rotating drum
- outer drum
- back shaft
- drum
- light liquid
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Abstract
The utility model discloses a horizontal centrifuge, comprising a machine base and a driving device. A bearing base on the machine base is provided with the support shaft of an outer rotating drum, and the support shaft in the outer rotating drum is provided with an inner rotating drum. The circumferential surface of the inner rotating drum is provided with a plurality of blades. The circumference of the outer rotating drum whose outside is provided with a casing is provided with a plurality of nozzles. A slurry inlet pipe whose outer end is provided with a feed inlet is arranged in the support shaft. The feed inlet is provided with a filter screen. One side of the outer rotating drum is provided with a slurry outlet grove and a connecting sleeve which is communicated with a light liquid collecting chamber by penetrating through the casing. The light liquid collecting chamber is provided with a light liquid outlet, and the lower end of the casing is provided with a heavy liquid discharge outlet. The driving device drives the inner rotating drum and the outer rotating drum to rotate and work. In the utility model, a helical stock pusher is changed to the outer rotating drum and the inner rotating drum whose circumference is provided with butterfly sheets for solving the problems of the fast abrasion of the helical pusher of the present horizontal helical centrifuge and the short service life of the helical pusher of the present horizontal helical centrifuge. The butterfly sheets of the inner rotating drum are provided with 20-170 DEG apical angles for grading heavy liquid and light liquid. The utility model has the advantages of light weight, good stability, long service life, etc.
Description
Technical field
The utility model relates to a kind of horizontal centrifuge.
Background technology
In the centrifugal classification of the nonmetal ore pulp of hard, use horizontal spiral centrifuge more.Horizontal spiral centrifuge is made up of power source, differential mechanism, screw feeder and pusher transmission device.The horizontal spiral centrifuge own wt is big, and energy consumption is big; Operation vibration is big, and the maintenance load of complete machine is big and increased maintenance cost.Also there are problems such as screw feeder serious wear, classification poor reliability simultaneously.
The utility model content
The purpose of this utility model is to design a kind of novel horizontal centrifuge for overcoming above-mentioned weak point, and this centrifuge is good operating stability, classification quality height not only, and the production efficiency height.
For achieving the above object, a kind of horizontal centrifuge of the utility model comprises support, drive unit, the back shaft of outer drum is installed in the bearing block on the support, also be provided with rotary drum on the back shaft in outer drum, should interior rotary drum be an airtight cavity, the one side is provided with a batch mixing pan, is provided with some blades along the periphery of interior rotary drum; The outer drum circumference is provided with several nozzles; The outside of outer drum is provided with case; The pulp-inlet pipe that is loaded in the back shaft is loaded on the small rack of support, and the pulp-inlet pipe outer end is connected to the charging aperture that an opening makes progress, and is provided with screen pack in the charging aperture; One side of outer drum is provided with the deep-slotted chip breaker and the adapter sleeve of pulp, and this adapter sleeve one end is plate-like, and cover is buckled on the outer drum sidewall, and its other end passes case and is communicated with the light liquid collecting bin; Form the circular passage between adapter sleeve and bolster; The flow guiding disc that is fixed on the adapter sleeve is provided with the spiral vane opposite with the outer drum direction of rotation; The light liquid collecting bin is provided with the light liquid delivery outlet, and the case lower end is provided with the heavy-fluid outlet; Drive unit drives inside and outside drum rotating work.
Further, the case inner surface of described outer drum both sides is provided with tubaeform liquid barrier, is equipped with liquid barrier on the back shaft between described light liquid collecting bin and the bearing block, between described case and the bearing block.
Further, described outer drum is provided with a reinforcement ring flange that links to each other with back shaft with described pulp-inlet pipe homonymy sidewall.
Further, be provided with helical blade in the hole in the back shaft outside the described pulp-inlet pipe.
Further, between described case sidewall and described back shaft, between described adapter sleeve and described case, between adapter sleeve and described light liquid collecting bin, between light liquid collecting bin and back shaft and be equipped with sealing between pulp-inlet pipe and back shaft.
Further, the drift angle A of described outer drum is the 20-170 degree; The drift angle B of rotary drum is the 20-170 degree in described, drift angle dual-side junction arc transition, or by one flat section transition.
Further, described back shaft is made as whole or left and right two back shafts.
Further, described outer drum drift angle dual-side is an arc, and described interior rotary drum drift angle dual-side is similarly arc.
Further, described outer drum is by left and right sides two parts butt joints and by bolt or be welded, and its composition surface is provided with sealing ring.
Further, the nozzle on the described outer drum is installed on the outer drum by screw thread, and the nozzle end has nut, is provided with the nozzle sheet between nut and the nozzle body.
Because the utility model changes screw feeder, differential mechanism is the interior rotary drum that has the butterfly sheet on outer drum and the circumference, solved existing with horizontal spiral centrifuge spiral propeller quick abrasion, a short difficult problem of life-span.The video disc of rotary drum is provided with the drift angle of 20-170 degree in of the present utility model, is beneficial to weight, light liquid classification.The utility model is in light weight, vibrate little, good stability, long service life.
Description of drawings
Fig. 1 is the utility model partial sectional view;
Fig. 2 is interior rotary drum side view;
Fig. 3 is a D-D view among Fig. 1;
Fig. 4 is a C-C view among Fig. 1;
Fig. 5 is the second kind of shape schematic diagram in inside and outside rotary drum periphery position;
Fig. 6 is an E portion zoomed-in view among Fig. 5.
The specific embodiment
As Fig. 1～shown in Figure 4, outer drum 19, interior rotary drum 16 are installed in by left and right back shaft 9,26 on the bearing block 4,8 that is provided with on the support 1, and left back shaft 9 links to each other with drive motors 3 by belt pulley 7.Case 15 covers are buckled in outer drum 19 outsides, and its lower end is provided with heavy-fluid outlet 2, is respectively arranged with trumpet-shaped liquid barrier 14,21 on the case 15 inboard two sides.Light liquid collecting bin 11 is arranged on case 15 left sides, and the back shaft 9 between light liquid collecting bin 11 and the bearing block 8 is provided with liquid barrier 10, and light liquid collecting bin 11 is provided with light liquid delivery outlet 5.The batch mixing pan 20 that left side back shaft 9 passes light liquid collecting bin 11, case 15, outer drum 19, interior rotary drum 16 backs and interior rotary drum right side fixes, and is provided with sealing ring 6 between light liquid collecting bin 11 and the left back shaft 9.Outer drum 19 left side walls are provided with slurry outlet groove 32, slurry outlet groove 32 arranged outside have adapter sleeve 12, this adapter sleeve right side is plate-like and is fixed on outer drum 19 left side walls, and in slurry outlet groove 32 cover is buckled in, the adapter sleeve left end passes outer drum 19, case 15 backs are communicated with light liquid collecting bin 11, be provided with sealing ring 6 between adapter sleeve 12 and case 15, the light liquid collecting bin 11, also be provided with flow guiding disc 13 between adapter sleeve 12 and the outer drum left side wall, flow guiding disc 13 is provided with the guide vane of shape distribution in the shape of a spiral.Outer drum 19 right sides fix by ring flange 22 and right back shaft 26, are provided with sealing ring 23 between right back shaft 26 and the case 15, also are fixed with liquid barrier 24 on the left back shaft 26 between case 15 and the bearing block 4.Pulp-inlet pipe 29 gos deep in the outer drum 19 after passing right back shaft 26, be provided with sealing ring 30 equally between pulp-inlet pipe 29 and the right back shaft 26, pulp-inlet pipe 29 is supported and fixed on the support 31 that is provided with on the support 1, and pulp-inlet pipe 29 outer ends are connected to a charging aperture 28, are provided with screen pack 27 in the charging aperture 28.Outer drum 19 circumference are provided with several nozzles 18, and interior rotary drum circumference is provided with several blades that radially distributes 17.For avoiding assembling in the gap of slurries between pulp-inlet pipe 29 and right back shaft 26, damage sealing ring 30,26 li hole walls of right back shaft are provided with helical blade 25.
As shown in Figure 6, outer drum 19 is made of left and right sides two parts of symmetry, by bolt or be welded to connect fixingly, sealing ring 33 is set also on two-part joint face between two parts.Nozzle 18 is made of body 181, nut 182, pad 184 and spray sheet 183, and is fixed on the outer drum 19 by body 181 screw threads, is provided with pad 184 equally between body 181 and the outer drum 19.
Figure 5 shows that second kind of structural shape of inside and outside rotary drum, the periphery of inside and outside rotary drum shown in Figure 1 is arc, and the periphery of the inside and outside rotary drum among Fig. 5 is made of the plane of intersecting.In order to make inside and outside rotary drum can give full play to effectiveness, drift angle A, the B of its circumference is preferably in 20～170 degree scopes.
During the work of the utility model horizontal centrifuge, drive motors 3 drives inside and outside rotary drum 16,19 rotations by belt pulley 7, slurries to be separated enter outer drum 19 after filtering and are injected in batch mixing pan 20 surfaces from charging aperture 28, and with the rotation of batch mixing pan 20, slurries are thrown toward interior rotary drum circumferential location.The slurries that 17 pairs in blade enters are done further to separate and guiding, under action of centrifugal force, heavy-fluid in the slurries begins to separate with light liquid, wherein heavy-fluid enters in the case 15 by nozzle 18, and through outlet 2 discharges, isolated light liquid enters adapter sleeve 12 along the inboard surface of outer drum left side wall and by groove 32, and flow guiding disc is with the light liquid guiding centre position that enters, enter light liquid collecting bin 11 subsequently, and finally from 5 outputs of light liquid collecting bin delivery outlet.
After case 15 inboards are provided with horn-like liquid barrier 14,21, the heavy-fluid that is directed onto on case 15 sidewalls flows to the case bottom under the guiding of liquid barrier, thereby avoid its sealing place that enters case 15 and right back shaft 28, adapter sleeve 12, and the sealing ring at this two place is damaged.
After in 26 li holes of right back shaft helical blade 25 being set, along with right back shaft 26 rotations, the slurries that enter in the gap are constantly released vertically by helical blade 25, have avoided the gathering of slurries in the gap.
After on the left and right back shaft 9,26 liquid barrier 10,24 being set, can preventing further that slurries from entering in the bearing block 4,8, and bearing block is damaged.
Claims (10)
1. horizontal centrifuge, it is characterized in that, comprise support, drive unit, the back shaft of outer drum is installed in the bearing block on the support, also be provided with rotary drum on the back shaft in outer drum, should in rotary drum be an airtight cavity, the one side is provided with a batch mixing pan, is provided with some blades along the periphery of interior rotary drum; The outer drum circumference is provided with several nozzles; The outside of outer drum is provided with case; The pulp-inlet pipe that is loaded in the back shaft is loaded on the small rack of support, and the pulp-inlet pipe outer end is connected to the charging aperture that an opening makes progress, and is provided with screen pack in the charging aperture; One side of outer drum is provided with the deep-slotted chip breaker and the adapter sleeve of pulp, and this adapter sleeve one end is plate-like, and cover is buckled on the outer drum sidewall, and its other end passes case and is communicated with the light liquid collecting bin; Form the circular passage between adapter sleeve and bolster; The flow guiding disc that is fixed on the adapter sleeve is provided with the spiral vane opposite with the drum rotating direction; The light liquid collecting bin is provided with the light liquid delivery outlet, and the case lower end is provided with the heavy-fluid outlet; Drive unit drives inside and outside drum rotating work.
2. horizontal centrifuge as claimed in claim 1 is characterized in that, the case inner surface of described outer drum both sides is provided with tubaeform liquid barrier, is equipped with liquid barrier on the back shaft between described light liquid collecting bin and the bearing block, between described case and the bearing block.
3. horizontal centrifuge as claimed in claim 2 is characterized in that, described outer drum is provided with a reinforcement ring flange that links to each other with back shaft with described pulp-inlet pipe homonymy sidewall.
4. horizontal centrifuge as claimed in claim 3 is characterized in that, is provided with helical blade in the hole in the back shaft outside the described pulp-inlet pipe.
5. horizontal centrifuge as claimed in claim 4, it is characterized in that, between described case sidewall and described back shaft, between described adapter sleeve and described case, between adapter sleeve and described light liquid collecting bin, between light liquid collecting bin and back shaft and be equipped with sealing between pulp-inlet pipe and back shaft.
6. as claim 1,2,3,4,5 arbitrary described horizontal centrifuges, it is characterized in that the drift angle A of described outer drum is the 20-170 degree; The drift angle B of rotary drum is the 20-170 degree in described, drift angle dual-side junction arc transition, or by one flat section transition.
7. horizontal centrifuge as claimed in claim 6 is characterized in that, described back shaft is made as whole or left and right two back shafts.
8. horizontal centrifuge as claimed in claim 7 is characterized in that, described outer drum drift angle dual-side is an arc, and described interior rotary drum drift angle dual-side is similarly arc.
9. horizontal centrifuge as claimed in claim 8 is characterized in that, described outer drum is by left and right sides two parts butt joints and by bolt or be welded, and its composition surface is provided with sealing ring.
10. horizontal centrifuge as claimed in claim 9 is characterized in that the nozzle on the described outer drum is installed on the outer drum by screw thread, and the nozzle end has nut, is provided with the nozzle sheet between nut and the nozzle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420049481 CN2715848Y (en) | 2004-04-27 | 2004-04-27 | Horizontal centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420049481 CN2715848Y (en) | 2004-04-27 | 2004-04-27 | Horizontal centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2715848Y true CN2715848Y (en) | 2005-08-10 |
Family
ID=34872453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420049481 Expired - Fee Related CN2715848Y (en) | 2004-04-27 | 2004-04-27 | Horizontal centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2715848Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100434185C (en) * | 2006-09-07 | 2008-11-19 | 宋蜀江 | Centrifugal machine |
| CN101987265A (en) * | 2010-11-19 | 2011-03-23 | 成都天保重型装备股份有限公司 | Novel liquid blocking device of rotary drum vacuum filter |
| CN102363137A (en) * | 2011-10-24 | 2012-02-29 | 湘潭离心机有限公司 | Horizontal decanter solid-bowl centrifuge |
| CN101605609B (en) * | 2006-11-14 | 2012-11-14 | Gea韦斯伐里亚分离机有限公司 | Centrifuge, especially separator, with solid discharge orifices |
| CN103920602A (en) * | 2014-04-29 | 2014-07-16 | 石家庄鸿宇化学工程技术有限公司 | Double-drum horizontal centrifuge |
| CN104881067A (en) * | 2015-06-02 | 2015-09-02 | 兰州大学 | Shooting device capable of controlling the shooting angle and speed of irregular sand grains |
-
2004
- 2004-04-27 CN CN 200420049481 patent/CN2715848Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100434185C (en) * | 2006-09-07 | 2008-11-19 | 宋蜀江 | Centrifugal machine |
| CN101605609B (en) * | 2006-11-14 | 2012-11-14 | Gea韦斯伐里亚分离机有限公司 | Centrifuge, especially separator, with solid discharge orifices |
| CN101987265A (en) * | 2010-11-19 | 2011-03-23 | 成都天保重型装备股份有限公司 | Novel liquid blocking device of rotary drum vacuum filter |
| CN101987265B (en) * | 2010-11-19 | 2014-03-12 | 成都天保重型装备股份有限公司 | Liquid blocking device of rotary drum vacuum filter |
| CN102363137A (en) * | 2011-10-24 | 2012-02-29 | 湘潭离心机有限公司 | Horizontal decanter solid-bowl centrifuge |
| CN103920602A (en) * | 2014-04-29 | 2014-07-16 | 石家庄鸿宇化学工程技术有限公司 | Double-drum horizontal centrifuge |
| CN104881067A (en) * | 2015-06-02 | 2015-09-02 | 兰州大学 | Shooting device capable of controlling the shooting angle and speed of irregular sand grains |
| CN104881067B (en) * | 2015-06-02 | 2017-02-22 | 兰州大学 | Shooting device capable of controlling the shooting angle and speed of irregular sand grains |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20050810 |