CN108906343B - Centrifugal separation drum rotating machine - Google Patents
Centrifugal separation drum rotating machine Download PDFInfo
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- CN108906343B CN108906343B CN201810659279.2A CN201810659279A CN108906343B CN 108906343 B CN108906343 B CN 108906343B CN 201810659279 A CN201810659279 A CN 201810659279A CN 108906343 B CN108906343 B CN 108906343B
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- slag
- drum
- rotary drum
- ring
- separation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B04B1/04—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
- B04B1/08—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/02—Continuous feeding or discharging; Control arrangements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/06—Arrangement of distributors or collectors in centrifuges
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B15/00—Other accessories for centrifuges
Abstract
The invention provides a centrifugal separation drum rotating machine which comprises an upper rotating drum, a lower rotating drum, a slag discharge check ring, a positioning ring, a driving shaft and a rotary slag scraping system, wherein the upper rotating drum is arranged on the upper rotating drum; the bottom of the upper rotary drum is connected with a positioning ring, and the slag discharging check ring is arranged at the bottom of the upper rotary drum through a spigot of the positioning ring; the inner ring of the positioning ring is axially and slidably connected with the lower rotary drum, the top of the lower rotary drum is contacted with the bottom of the upper rotary drum, and the outer ring of the lower rotary drum is in sealing fit with the inner ring line of the slag discharging check ring; a slag hole is arranged in the positioning ring, and the slag hole is in sealed blocking communication with the separation chambers through the lines; one end of the driving shaft is connected with the feeding distribution disc, and a sliding adjusting mechanism is arranged outside an input shaft sleeve of the lower rotary drum; the rotary slag scraping system is arranged on the base. The invention can ensure that the separation medium and the rotary drum keep synchronous rotating speed, the medium is relatively static without disturbance, the separation state is the same as that of an experimental centrifuge, and the flow of solid-phase slag can be adjusted at will.
Description
Technical Field
The invention relates to the field of centrifugal demulsification and solid-liquid separation dual-purpose rotary drum machine equipment, in particular to a centrifugal separation rotary drum machine.
Background
As is well known, the vertical gravity discharge centrifuge is widely used in pharmaceutical, chemical, food and other industries, and has the main functions of: the liquid composition in separation and the drier material, its structure includes: the device comprises a base, a bearing seat is arranged in the base, a main shaft is arranged in the bearing seat, a rotary drum body is sleeved on the main shaft, a discharge port is arranged at the lower part of the rotary drum body, and a discharge hopper is arranged below the discharge port; the drum type washing machine is characterized in that a cylindrical drum is arranged on the drum body, the cylindrical drum is provided with a filter hole, a filter screen is arranged on the inner wall of the cylindrical drum, an annular liquid baffle plate is arranged on the machine base, a machine shell is arranged on the outer side of the drum body, a liquid collecting tank is formed between the liquid baffle plate and the machine shell and is communicated with a liquid outlet arranged on the machine shell, a motor is arranged on the machine base, a machine cover is arranged at the top of the machine shell, and a feeding pipe and a washing pipe which are communicated with a cavity of the drum; the lower part of the main shaft is provided with a driven wheel which is linked with a driving wheel arranged on an output shaft of the motor through a transmission belt; the base is usually provided with four high performance damping shock absorbers. The disc type solid-liquid separator cannot continuously discharge slag, and the intermittent slag discharge mode causes limited application and uncontrollable slag discharge separation effect.
The horizontal screw centrifuge is widely applied to sludge dewatering in the industries such as municipal administration, chemical industry, steel, power plants and the like. The laboratory centrifuge is in an independent closed state when separating materials, so that relatively ideal experimental effects can be obtained when solid-liquid separating and demulsifying are carried out, and the solid-liquid separating limit is clear. However, the laboratory centrifuge has a small throughput and cannot meet the throughput requirements of most industrial processes. All centrifugal separation devices in the current market can not achieve the experimental effect in the actual operation process, and the reason is that: the material can not keep rotating with equipment synchronization in the separation process, and the material motion relies on the frictional force between material and the equipment, has great disturbance, no matter be vertical separation or spiral shell sedimentation centrifuge crouches, and separation state and laboratory have great difference, the relative static state when can not reach the material separation in laboratory, and is very poor to oiliness material breakdown of emulsion effect. In the prior art, particularly for a horizontal screw, the separation effect depends on the flocculation effect of a flocculating agent on materials, the treatment effect and the treatment capacity of the horizontal screw are adjusted depending on the feeding amount, and the discharging is free discharging and cannot be adjusted; the prior art does not have multifunctional centrifugal equipment for centrifugal demulsification and solid-liquid separation. And the prior art transfer drum machine can't realize the accurate regulation ejection of compact how much to can't realize the regulation of separation rate, for example the moisture content. In addition, the centrifugal drum rotating machine in the prior art cannot automatically adjust the size of a slag outlet and cannot replace a quick-wear part.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a centrifugal separation rotary drum machine, which can ensure that a separation medium and a rotary drum keep synchronous rotating speed, the medium is relatively static and does not generate disturbance, the separation state is the same as that of an experimental centrifugal machine, the flow of solid-phase slag can be adjusted, the slag can be continuously discharged, and a slag discharge check ring can be conveniently and quickly replaced.
The present invention achieves the above-described object by the following technical means.
A centrifugal separation drum machine comprises an upper rotary drum, a lower rotary drum, a slag discharge retainer ring, a positioning ring, a driving shaft and a rotary slag scraping system; a plurality of separation chambers are uniformly distributed in the upper rotary drum in the radial direction, a feeding distribution disc is arranged in the upper rotary drum, one end of the feeding distribution disc is communicated with a feeding hole, and the other end of the feeding distribution disc is communicated with the separation chambers;
the bottom of the upper rotary drum is connected with a positioning ring, and the slag discharging check ring is arranged at the bottom of the upper rotary drum through a spigot of the positioning ring; the inner ring of the positioning ring is axially and slidably connected with the lower rotary drum, the top of the lower rotary drum is contacted with the bottom of the upper rotary drum, and the outer ring of the lower rotary drum is in sealing fit with the inner ring line of the slag discharging check ring; a slag hole is arranged in the positioning ring, and the slag hole is in sealed blocking communication with the separation chambers through the lines; one end of the driving shaft is connected with the feeding distribution disc, the other end of the driving shaft penetrates through an input shaft sleeve of the lower rotary drum to be connected with the driving device, a sliding adjusting mechanism is installed outside the input shaft sleeve of the lower rotary drum and installed on the base, and the slag outlet and the separation chambers are opened or closed by adjusting the axial position of the lower rotary drum; the rotary slag scraping system is arranged on the base and used for conveying waste materials at the slag outlet to the slag leakage hopper.
Further, the sliding adjusting mechanism comprises a bearing and a discharging adjusting seat; the input shaft sleeve of the lower rotary drum is externally provided with a bearing, the outer ring of the bearing is arranged on a discharging adjusting seat, the discharging adjusting seat is connected with a base, and the input shaft sleeve of the lower rotary drum slides on a driving shaft by rotating the discharging adjusting seat.
Furthermore, outer teeth are arranged on the outer ring of the discharging adjusting seat, a first outer gear is mounted on the base, and the first outer gear is meshed with the discharging adjusting seat; the first external gear is connected with the power part through a gear train.
Furthermore, the inner ring of the slag-discharging check ring is provided with a plurality of conical surfaces and cylindrical surfaces which are arranged at intervals, the cylindrical surfaces are in clearance fit with the outer ring of the lower rotary drum, and the conical surfaces are in sealing fit with the outer ring of the lower rotary drum.
Further, the taper range of the conical surface is 1: 20-1: 3.
and furthermore, one end of the feeding pipe connected with the top of the upper rotary drum is communicated with a feeding system through a rotary joint.
Further, still include the protection casing, the protection casing is located between last rotary drum and the base.
Further, the rotary slag scraping system comprises a rotary bearing seat, a scraper plate base and a scraper plate; the inner ring of the rotary bearing seat is fixed on the base, the outer ring of the rotary bearing seat is meshed with the second external gear, an annular scraper blade base is arranged on the outer ring of the rotary bearing seat, and a plurality of scraper blades are arranged on the scraper blade base; a tapered slag collecting ring is arranged above the slag leaking hopper, and a plurality of scraping plates are placed in the slag collecting ring; the second external gear is connected with the power part through a gear train.
The invention has the beneficial effects that:
1. according to the centrifugal separation drum rotating machine, the inner wall of the upper rotating drum is a cone, so that solid-phase separators can slide along the inner wall of the upper rotating drum under the centrifugal action and gather towards the slag outlet.
2. According to the centrifugal separation drum rotating machine, the feeding distribution disc can ensure that feeding materials are uniformly dispersed to the periphery, and vibration caused by material eccentricity is avoided in operation.
3. According to the centrifugal separation drum rotating machine, the conical surface of the inner ring of the slag discharging check ring is in line sealing contact with the outer ring of the lower rotating drum, and the adjustment is performed through the conical surface, so that the adjustment precision is high, the adjustment allowance is large, and the outlet flow is convenient to control.
4. The centrifugal separation drum rotating machine provided by the invention has the advantages that the separation medium and the drum rotating are kept at synchronous rotating speed through the multi-equal-division structure of the separation chamber, the medium is relatively static and does not generate disturbance, and the separation state is the same as that of an experimental centrifuge.
5. The centrifugal separation drum rotating machine can realize solid-liquid sedimentation separation at low rotating speed; the demulsification function can be realized at a higher rotating speed.
6. According to the centrifugal separation drum rotating machine, the slag discharging check ring is arranged at the bottom of the upper rotating drum through the seam allowance of the positioning ring, so that the centrifugal separation drum rotating machine is convenient to disassemble, convenient to maintain and convenient for replacing wearing parts at the later stage.
7. The centrifugal separation drum rotating machine disclosed by the invention has the advantages that the outer ring of the discharging adjusting seat is provided with the outer teeth, and the outer teeth are connected with an external drive to realize numerical control discharging.
8. According to the centrifugal separation drum rotating machine, the inner ring of the slag discharging check ring is provided with the plurality of conical surfaces and the cylindrical surfaces which are arranged at intervals, so that the outer ring of the lower rotating drum and the inner ring of the slag discharging check ring can not eccentrically shake in the high-speed operation process in the discharging process, and the dynamic balance of equipment is not influenced.
9. According to the centrifugal separation drum rotating machine, the slag discharging efficiency can be accelerated through the rotating slag scraping system, and waste slag is prevented from being bonded to the wall surface of the slag collecting ring.
Drawings
FIG. 1 is a schematic structural view of a centrifugal separation drum machine according to the present invention.
Fig. 2 is a structural diagram of the separating chamber of the upper rotary drum of the invention.
FIG. 3 is a partial view of a slag collar of the present invention.
Fig. 4 is a sectional view a-a of fig. 3.
Fig. 5 is a sectional view B-B of fig. 3.
FIG. 6 is an assembly view of the slag collar and the retainer ring of the present invention.
Fig. 7 is a structural view of a rotary slag scraping system according to the present invention.
In the figure:
1-upper rotary drum; 2-lower rotary drum; 3-a separation chamber; 4-a feed distribution tray; 5-slag-tapping retainer ring; 6-positioning ring; 7-a discharge adjusting seat; 8-a drive shaft; 9-feeding pipe; 10-a base; 11-a first external gear; 12-a cylindrical surface; 13-a bearing; 14-a slag outlet; 15-a first splash guard; 16-a second splash guard; 17-slag stopping skirtboard; 18-a displacement sensor; 19-a conical surface; 20-a slag leakage hopper; 21-a rotating bearing seat; 22-a squeegee base; 23-a scraper; 24-a second external gear; 25-slag collecting ring.
Detailed Description
The invention will be further described with reference to the following figures and specific examples, but the scope of the invention is not limited thereto.
As shown in fig. 1 and 2, the centrifugal separation drum machine comprises an upper rotary drum 1, a lower rotary drum 2, a slag collar 5, a positioning ring 6, a driving shaft 8 and a rotary slag scraping system; a plurality of separation chambers 3 are uniformly distributed in the upper rotary drum 1 in the radial direction, a liquid outlet at the top of the upper rotary drum 1 is arranged on each separation chamber 3, a feeding pipe 9 is arranged in the upper rotary drum 1, the feeding pipe 9 is positioned at the axial position of the upper rotary drum 1, one end of the feeding pipe 9 is connected with the top of the upper rotary drum 1, a feeding distribution disc 4 is arranged at the other end of the feeding pipe 9, and the feeding pipe 9 is communicated with the separation chambers 3 through the feeding distribution disc 4; one end of the feeding pipe 9 connected with the top of the upper rotary drum 1 is communicated with an outlet of a feeding system through a rotary joint. The liquid outlet of the separation chamber 3 can output liquid through the structure of a hose and a sliding ring, which is not described in detail herein because the structure of the hose and the sliding ring is the prior art.
The bottom of the upper rotary drum 1 is connected with a positioning ring 6, the slag discharging check ring 5 is arranged at the bottom of the upper rotary drum 1 through a spigot of the positioning ring 6, and the slag discharging check ring 5 can be clamped through the spigot matching; the inner ring of the positioning ring 6 is axially connected with the lower rotary drum 2 through a sliding pin, so that the lower rotary drum 2 can axially slide, the top of the lower rotary drum 2 is contacted with the bottom of the upper rotary drum 1, and the outer ring of the lower rotary drum 2 is in sealing fit with the inner ring line of the slag-out retainer ring 5; a slag outlet 14 is arranged in the positioning ring 6, and the slag outlet 14 is in sealed blocking communication with the separation chambers 3 through the lines; one end of the driving shaft 8 is connected with the feeding distribution disc 4, the other end of the driving shaft 8 penetrates through an input shaft sleeve of the lower rotary drum 2 to be connected with a driving device, and the driving shaft 8 drives the input shaft sleeve of the lower rotary drum 2 to rotate; a sliding adjusting mechanism is arranged outside an input shaft sleeve of the lower rotary drum 2 and is arranged on the base 10, and the slag outlet 14 and the separation chambers 3 are opened or closed by adjusting the axial position of the lower rotary drum 2; the other end of the driving shaft 8 can penetrate through the base 10 to be connected with the driving device, and a supporting seat is arranged in the base 10 and used for supporting the driving shaft 8. The bottom angle of the sections of the circular truncated cones of the upper rotary drum 1 and the lower rotary drum 2 is not more than 70 degrees. The conical surface of the inner wall of the rotary drum ensures that solid phase separators can slide along the inner wall of the rotary drum under the centrifugal action and gather towards the slag outlet. The rotary slag scraping system is mounted on the base 10 for transporting waste material from the slag outlet 14 to the slag hopper 20. The centre of rotation of the rotary slag scraping system is coaxial with the axis of the driving shaft 8.
The sliding adjusting mechanism comprises a bearing 13 and a discharging adjusting seat 7; the input shaft of the lower rotary drum 2 is externally provided with a bearing 13, the outer ring of the bearing 13 is arranged on a discharging adjusting seat 7, the discharging adjusting seat 7 is connected with a base 10, and the input shaft of the lower rotary drum 2 slides on a driving shaft 8 by rotating the discharging adjusting seat 7. The outer ring of the discharging adjusting seat 7 is provided with outer teeth, a first outer gear 11 is mounted on the base 10, and the first outer gear 11 is meshed with the outer teeth of the discharging adjusting seat 7; the first external gear 11 is connected to the power unit through a gear train. And a displacement sensor 18 is arranged on the base 10 and used for measuring the position of the discharging adjusting seat 7. The discharging adjusting seat 7 and the base 10 can be in threaded connection, and the threads of the discharging adjusting seat can be rectangular threads or fine threads. The input shaft of the lower rotary drum 2 is sleeved on the driving shaft 8 to slide by rotating the discharging adjusting seat 7, so that the slag outlet 14 and a plurality of separation chambers 3 can be opened or closed. The power unit may be shared with the drive device connected to the drive shaft 8, or may be a separate power unit.
The laboratory centrifuge is in the closed state when separating the supplies, therefore can get the more ideal experimental result while separating solid-liquid and breaking emulsion, however, all centrifugal separation devices on the market can't reach the experimental result in the course of actual operation at present, it is because the supplies can't keep relative stillness with the tumbler in the course of separation, there are speed differences, so there are disturbances in the course of separation, the separation state has greater difference with the laboratory separation, can't reach the separation effect of the laboratory, the settling effect is effective, but the breaking emulsion effect is very poor; the invention completely restores the centrifugal separation state of the laboratory through the internal separation state, completely does not generate disturbance during material separation, does not interfere with feeding and discharging, has controllable speed and can continuously work. The feeding distribution plate 4 can ensure that the feeding is uniformly dispersed to the periphery, and the materials are not eccentric to cause vibration in the operation process. Through the multi-equal-division structure of the separation chamber 3, the synchronous rotating speed of the separation medium and the rotary drum is guaranteed, the medium is relatively static and does not generate disturbance, and the separation state is the same as that of the experimental centrifuge.
As shown in fig. 3, 4, 5 and 6, the inner ring of the slag-off retainer ring 5 is provided with a plurality of conical surfaces 19 and cylindrical surfaces 12 which are arranged at intervals, the plurality of cylindrical surfaces 12 are in clearance fit with the outer ring of the lower rotary drum 2, the plurality of conical surfaces 19 are in sealing fit with the outer ring of the lower rotary drum 2, and the inner ring of the slag-off retainer ring is provided with the plurality of conical surfaces 19 and cylindrical surfaces 12 which are arranged at intervals, so that the eccentric shaking of the outer ring of the lower rotary drum and the inner ring of the slag-off retainer ring in high-speed operation can be avoided, and the dynamic balance of the equipment is. The taper range of the conical surface 19 is 1: 20-1: and 3, the inner ring of the slag-out check ring is in line sealing contact with the outer ring of the lower rotating drum through the conical surface, and the outlet flow is convenient to control due to high adjustment precision and large adjustment allowance through conical surface adjustment. In the figure, 32 conical surfaces 19 and 32 cylindrical surfaces 12 are respectively arranged, and the conical surfaces 19 can correspond to the slag outlets 14 one by one.
As shown in fig. 1 and 7, the hood is located between the upper drum 1 and the base 10. A first splash-proof retainer ring 15, a slag-stopping apron plate 17 and a second splash-proof retainer ring 16 are arranged in the protective cover; the first splash-proof check ring 15 is positioned at the outer side of the positioning ring 6, the inclined surface of the first splash-proof check ring 15 is positioned near the slag outlet 14 and used for enabling splashed waste slag to move towards the slag leakage hopper 20, the section of the first splash-proof check ring 15 is right-angled trapezoid, the inclined edge of the right-angled trapezoid is right opposite to the slag outlet 14, and the splashed waste slag falls into a tapered annular opening formed by the slag blocking apron plate 17 and the second splash-proof check ring 16 after rebounding of the inclined edge; the second splash-proof retainer ring 16 is positioned between the slag hole 14 and the base 10, in order to prevent splashed waste slag from entering the sliding adjusting mechanism and play a role of sealing, a tapered slag collecting ring 25 is arranged above the slag leakage hopper 20, and the slag-blocking apron plate 17 and the second splash-proof retainer ring 16 form a tapered annular opening which is positioned above the slag collecting ring 25; the first splash-proof retainer ring 15 is filled with cooling water; and a water inlet and a water outlet are arranged on the first splash-proof retainer ring 15, and the water inlet is sequentially connected with the heat exchange system and the water outlet in a closed loop manner. Can cool down slag notch exhaust waste residue through the inside circulated cooling water of filling of first splashproof retaining ring.
As shown in fig. 1 and 7, the rotary slag scraping system comprises a rotary bearing seat 21, a scraper base 22 and a scraper 23; the inner ring of the rotary bearing seat 21 is fixed on the base 10, the inner ring of the rotary bearing seat 21 is coaxial with the driving shaft 8, the outer ring of the rotary bearing seat 21 is meshed with the second external gear 24, the outer ring of the rotary bearing seat 21 is provided with an annular scraper base 22, and the scraper base 22 is provided with a plurality of scrapers 23; a plurality of the scrapers 23 are arranged in the slag collecting ring 25; second external gear 24 passes through the train and is connected with the power part, drives through second external gear 24 the outer lane of swivel bearing seat 21 is rotatory, it is rotatory that installation annular scraper blade base 22 drives scraper blade 23 on the swivel bearing seat 21 outer lane, can accelerate the efficiency of slagging tap, prevents that the waste residue from bonding at collection sediment ring wall. The other power section may be shared with the drive device connected to the drive shaft 8 or may be an independent power section.
The drum machine can realize solid-liquid settling separation at low rotating speed; the demulsification function can be realized at a higher rotating speed.
The present invention is not limited to the above-described embodiments, and any obvious improvements, substitutions or modifications can be made by those skilled in the art without departing from the spirit of the present invention.
Claims (8)
1. A centrifugal separation drum rotating machine is characterized by comprising an upper rotating drum (1), a lower rotating drum (2), a slag discharging check ring (5), a positioning ring (6), a driving shaft (8) and a rotary slag scraping system; a plurality of separation chambers (3) are uniformly distributed in the upper rotary drum (1) in the radial direction, a feeding distribution disc (4) is arranged in the upper rotary drum (1), one end of the feeding distribution disc (4) is communicated with a feeding hole, and the other end of the feeding distribution disc (4) is communicated with the separation chambers (3);
the bottom of the upper rotary drum (1) is connected with a positioning ring (6), and the slag discharging check ring (5) is arranged at the bottom of the upper rotary drum (1) through a spigot of the positioning ring (6); the inner ring of the positioning ring (6) is axially connected with the lower rotary drum (2) in a sliding manner, the top of the lower rotary drum (2) is contacted with the bottom of the upper rotary drum (1), and the outer ring of the lower rotary drum (2) is in sealing fit with the inner ring line of the slag-out retainer ring (5); a slag outlet (14) is arranged in the positioning ring (6), and the slag outlet (14) is hermetically communicated with the separation chambers (3) through the lines; one end of the driving shaft (8) is connected with the feeding distribution disc (4), the other end of the driving shaft (8) penetrates through an input shaft sleeve of the lower rotary drum (2) to be connected with the driving device, a sliding adjusting mechanism is installed outside the input shaft sleeve of the lower rotary drum (2) and installed on the base (10), and the slag outlet (14) and the plurality of separation chambers (3) are opened or closed by adjusting the axial position of the lower rotary drum (2); the rotary slag scraping system is arranged on the base (10) and is used for conveying waste materials of the slag outlet (14) to the slag leakage hopper (20).
2. The centrifugal separation drum machine according to claim 1, wherein the slide adjusting mechanism comprises a bearing (13) and a discharge adjusting seat (7); the input shaft of the lower rotary drum (2) is externally provided with a bearing (13), the outer ring of the bearing (13) is arranged on a discharging adjusting seat (7), the discharging adjusting seat (7) is connected with a base (10), and the input shaft of the lower rotary drum (2) slides on a driving shaft (8) by rotating the discharging adjusting seat (7).
3. The centrifugal separation drum machine according to claim 2, wherein the outer ring of the discharge adjusting seat (7) is provided with external teeth, a first external gear (11) is mounted on the base (10), and the first external gear (11) is meshed with the discharge adjusting seat (7); the first external gear (11) is connected with the power part through a gear train.
4. The centrifugal separation drum machine according to claim 1, wherein the inner ring of the slag collar (5) is provided with a plurality of conical surfaces (19) and cylindrical surfaces (12) which are arranged at intervals, the plurality of cylindrical surfaces (12) are in clearance fit with the outer ring of the lower rotary drum (2), and the plurality of conical surfaces (19) are in sealing fit with the outer ring of the lower rotary drum (2).
5. The centrifugal drum machine according to claim 4, wherein the taper of the conical surface (19) is in the range of 1: 20-1: 3.
6. a centrifugal separation drum machine according to claim 1, characterized in that one end of the feeding pipe (9) connected to the top of the upper drum (1) is connected to the feeding system through a rotary joint.
7. A centrifugal drum machine according to any one of claims 1 to 6, further comprising a protective hood located between the upper drum (1) and the base (10).
8. The centrifugal drum machine according to any of claims 1-6, wherein the rotary scum system comprises a rotating bearing housing (21), a scraper base (22), and a scraper (23); the inner ring of the rotary bearing seat (21) is fixed on the base (10), the outer ring of the rotary bearing seat (21) is meshed with the second external gear (24), an annular scraper base (22) is installed on the outer ring of the rotary bearing seat (21), and a plurality of scrapers (23) are installed on the scraper base (22); a tapered slag collecting ring (25) is arranged above the slag leaking hopper (20), and a plurality of scraping plates (23) are placed in the slag collecting ring (25); the second external gear (24) is connected with the power part through a gear train.
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| CN201810659279.2A CN108906343B (en) | 2018-06-25 | 2018-06-25 | Centrifugal separation drum rotating machine |
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| CN110801649B (en) * | 2019-11-14 | 2021-08-24 | 安徽理工大学 | Ore pulp centrifugal concentration separator that laboratory was used |
| CN113027436B (en) * | 2020-11-06 | 2023-06-16 | 长江大学 | Automatic drilling rock debris collecting and logging system |
| CN113027364B (en) * | 2020-11-06 | 2023-05-12 | 长江大学 | Automatic separating and cleaning device and method for drilling rock fragments |
| CN115970918B (en) * | 2023-03-17 | 2023-06-02 | 山东瑞弘生物科技股份有限公司 | Sloping cam plate distributing device of centrifuge |
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| JP3396377B2 (en) * | 1996-07-22 | 2003-04-14 | 大日本スクリーン製造株式会社 | Substrate processing equipment |
| CN101284258B (en) * | 2008-05-15 | 2011-01-12 | 无锡市减速机械有限公司 | High speed dish type circular valve highly effective slag draining and separating machine |
| CN201399388Y (en) * | 2009-03-09 | 2010-02-10 | 浙江轻机实业有限公司 | Water pre-injection cavity operation structure of piston deslagging disc type separator |
| CN101703968A (en) * | 2009-10-12 | 2010-05-12 | 江苏牡丹离心机制造有限公司 | Material distribution device in loading and unloading centrifuge |
| CN203155399U (en) * | 2013-03-20 | 2013-08-28 | 无锡市减速机械有限公司 | Rotary drum for disc separator |
| CN103464308B (en) * | 2013-09-18 | 2016-03-23 | 浙江索纳克生物科技有限公司 | A kind of High-performance disc type separator rotary drum |
| CN204412468U (en) * | 2014-12-12 | 2015-06-24 | 重庆光大(集团)有限公司 | Milk filter centrifugal |
| CN105396701A (en) * | 2015-12-15 | 2016-03-16 | 宜兴市华鼎粮食机械有限公司 | Two-phase and three-phase disk centrifuge |
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