CN109499790A - Centrifuge pulling bag stretches pull-up structure and stretches the upper outstanding bag-pulling centrifuge of pull-up structure using this - Google Patents
Centrifuge pulling bag stretches pull-up structure and stretches the upper outstanding bag-pulling centrifuge of pull-up structure using this Download PDFInfo
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- CN109499790A CN109499790A CN201811541239.4A CN201811541239A CN109499790A CN 109499790 A CN109499790 A CN 109499790A CN 201811541239 A CN201811541239 A CN 201811541239A CN 109499790 A CN109499790 A CN 109499790A
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- centrifuge
- main shaft
- pull
- rotary drum
- stretches
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- 238000007599 discharging Methods 0.000 claims description 60
- 239000000463 material Substances 0.000 claims description 23
- 230000000903 blocking effect Effects 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 10
- 239000007791 liquid phase Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012065 filter cake Substances 0.000 description 13
- 239000007788 liquid Substances 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 239000011343 solid material Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 208000036829 Device dislocation Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B15/00—Other accessories for centrifuges
- B04B15/06—Other accessories for centrifuges for cleaning bowls, filters, sieves, inserts, or the like
-
- 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
Abstract
Pull-up structure is stretched the present invention relates to a kind of centrifuge pulling bag and the upper outstanding bag-pulling centrifuge of pull-up structure is stretched using this, it includes main shaft that wherein centrifuge pulling bag, which stretches pull-up structure, rotary drum and pulling bag, rotary drum includes filter cylinder and rotary drum bottom, it is socketed on main shaft above rotary drum bottom and stretches drawing positioning disk, it stretches and positioning disk is drawn circumferentially to be provided with and stretch torque arm, it stretches to be connected in torque arm and stretches pull ring, pulling bag lower edge is connect with pull ring is stretched, rotary drum offers dumping pit on bottom, slip has sliding sleeve on square main shaft under rotary drum, the driving arm for drawing positioning disk connection is connected with and stretched on sliding sleeve, rotary sleeve is rotatably connected to outside sliding sleeve, stretching drawing device further includes the driving device that a driving sliding sleeve moves back and forth along main shaft.Pull-up structure is stretched on the basis of realization tradition stretches pull-up structure and shakes off this function of salvage stores, structure is simplified, reduces production and maintenance cost, extend centrifuge service life, improve the job security of centrifuge.Upper outstanding bag-pulling centrifuge stretches pull-up structure using above-mentioned.
Description
Technical field:
The invention belongs to centrifuge technique fields, and in particular to a kind of centrifuge pulling bag stretches pull-up structure and stretches drawknot using this
The upper outstanding bag-pulling centrifuge of structure.
Background technique:
Bag-pulling centrifuge is favored since discharging is convenient in separation of solid and liquid field, and the bottom of the drum of bag-pulling centrifuge is opened
Equipped with dumping pit, it is centrifuged on machine bottom board and is provided with discharge gate corresponding with dumping pit, pulling bag is installed in rotary drum, centrifuge is to object
Material is centrifuged, and liquid material is discharged outside rotary drum by pulling bag, and solid material then precipitates and is attached at the formation filter of pulling bag inner wall
Then cake is crushed filter cake by scraper, bulk filter cake falls off from pulling bag, and directly by dumping pit and discharge gate be discharged from
Scheming, still, the filter cake in pulling bag can not be removed by scraper completely causes the salvage stores in pulling bag to influence next solid-liquid
Separative efficiency when separation.
In order to as far as possible clean out the salvage stores in pulling bag, Jiangsu Huada Huada Centrifuge Manufacturing Co., Ltd. applies
A kind of device for discharging in centrifuge, the device for discharging include main shaft and the rotary drum being arranged on main shaft and are arranged in rotary drum
Pulling bag, filter cloth pull ring is additionally provided in rotary drum, the lower end of filter cloth pull ring is provided at least a pair of draw and stretches arm, is equipped in main shaft
Pull rod moving up and down, the upper end of pull rod stretch out main shaft and are connected with the support of filter cloth pull ring, pass through moving up and down for pull rod, band
Dynamic filter cloth pull ring and the drawing that filter cloth pull ring lower end is arranged in are stretched arm and are moved up and down together, stretch drawing pulling bag, shake off the filter cake in pulling bag,
So that pulling bag regenerates.This mode obviously can very effectively remove the salvage stores in pulling bag, still, in order to install pull rod,
It must be hollow shaft by spindle design, this greatly reduces the intensity of main shaft, main shaft is caused to be easily damaged, and hollow spindle
Length is longer, and difficulty of processing is big, directly results in centrifuge manufacturing cost and is substantially increased, and in order to improve the coaxial of pull rod and main shaft
Degree, adds additional the connector and locating piece for being largely used to positioning tie bar, causes entire drive mechanism huge and complicated, repairs
It is with high costs.
Summary of the invention:
The technical problems to be solved by the present invention are: providing, a kind of structure is simple, easy to maintain, structural strength is higher, fortune
The better centrifuge pulling bag of row stability stretches pull-up structure.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: centrifuge pulling bag stretches pull-up structure, including centrifugation
Owner's axis, the rotary drum being connected on main shaft and the pulling bag being connected in rotary drum, rotary drum include filter setting up and down and interconnected
Cylinder and rotary drum bottom, rotary drum bottom are fixedly attached on main shaft, and edge is connected to filter cylinder upper end in pulling bag, the main shaft above rotary drum bottom
Upper axial direction movable sleeve is connected to and stretches drawing positioning disk, stretch draw on positioning disk it is circumferential it is discrete be provided with it is multiple along extending far from major axes orientation
Torque arm is stretched, multiple free ends for stretching torque arm are stretched pull ring with one jointly and are fixedly connected, and the pulling bag lower edge is connect with pull ring is stretched, institute
It states and offers several dumping pits on rotary drum bottom, be in axial sliding connection a sliding sleeve, sliding sleeve on square main shaft under rotary drum
On be fixedly connected with a driving arm, driving arm passes through dumping pit and draws positioning disk connect with stretching, and sliding sleeve outside is rotatablely connected
Have a rotary sleeve, the rotary sleeve and sliding sleeve axial restraint, it is described stretch drawing device further include one connect with rotary sleeve be used for
Drive rotary sleeve and sliding sleeve along spindle shaft to the driving device moved back and forth.
As a preferred embodiment, the driving device is hydraulic cylinder or cylinder, and driving device passes through perpendicular to main shaft
First pin shaft is rotatably connected on a support, which is fixedly connected on the lower surface of base plate of centrifuge, is offered on bottom plate
Discharge gate corresponding with dumping pit, is connected with flinger ring on discharge gate, and flinger ring upper end is higher than bottom plate, lower end lower than rotary drum bottom and
Bottom plate is rotatably connected to a support arm, one end of support arm and second by the second pin shaft perpendicular to main shaft on flinger ring
Pin shaft connection, the other end are rotatably connected on the fulcrum of a lever by being parallel to the third pin shaft of the second pin shaft, the lever
One end and driving device be rotatablely connected, the adjutage rotation connection that the other end is fixedly connected on rotary sleeve outer wall with one piece.
As a preferred embodiment, the rotary drum bottom includes the cone barrel bottom panel being fixedly connected with filter cylinder lower end, bottom surface
The back cut diameter of plate is greater than lower port diameter, and bottom panel lower end is fixedly connected with straight tube shape discharging outer cylinder, discharging outer cylinder insertion gear liquid
In ring, rotary drum bottom further includes the main shaft fifth wheel being fixedly attached in shaft, main shaft fifth wheel periphery be fixedly connected with one to
The discharging inner cylinder of lower extension, discharging inner cylinder is opposite with discharging outer cylinder, circumferentially discrete on discharging inner cylinder lower end outer wall to be distributed with more
The connecting rod for extending to discharging outer cylinder and being fixedly connected with discharging outer cylinder, forms discharging between the discharging inner cylinder and discharging outer cylinder
Channel forms dumping pit between adjacent connecting rod, described to stretch in the discharge channel that pull ring is arranged in above connecting rod.
As a preferred embodiment, the driving arm is socketed on main shaft and is fixedly connected with sliding sleeve upper end including one
Circular base plate, more root diameters are circumferentially disposed on the outer circumference surface on chassis to outwardly extending support rod, each support rod with unload
Expect hole face, the one end of any support rod far from chassis is vertically connected with the support column upwardly extended, upper end of support column with
It stretches and positioning disk is drawn to be fixedly connected, the diameter on the chassis is not more than the outer diameter of discharging inner cylinder.
As a preferred embodiment, the chassis upper surface is coaxially connected with a blocking cylinder, and the outer diameter of the blocking cylinder is small
In in the internal diameter of discharging inner cylinder, the upper end insertion discharging inner cylinder of blocking cylinder.
As a preferred embodiment, the drawing positioning disk of stretching includes the circular disk body being in axial sliding connection on main shaft and company
It connects in cylindrical casing disk body periphery and extended downwardly, the internal diameter of housing is greater than the outer diameter of discharging inner cylinder, and housing covers downwards master
Axis connection wheel and part discharging inner cylinder.
As a preferred embodiment, the main shaft includes the upper section axis and lower section axis for being coaxially disposed and being separated from each other, upper section
The rotation connection of the axle bed of axis and centrifuge, rotary drum bottom are socketed on upper section axis with drawing positioning disk is stretched, the upper end of lower section axis
It is fixedly connected with an end cap, which lives in section axis lower end and be removably tightly connected with end face under rotary drum, described
Sliding sleeve is socketed on lower section axis.
The beneficial effects of the present invention are: by the way that main shaft is extended downwards and passes through rotary drum, the then main shaft below rotary drum
On be in axial sliding connection one and draw the sliding sleeve that is fixedly connected of positioning disk with stretching, a rotary sleeve is rotatablely connected outside sliding sleeve, and
It rotate rotary sleeve can only relative to sliding sleeve, then drive rotary sleeve, to moving back and forth, to drive sliding sleeve along spindle shaft by driving device
And stretch and positioning disk is drawn to move back and forth along main shaft, to realize the further cleaning to pulling bag, make pulling bag rapid regeneration.Due to using
Extend the mode of main shaft, and will be used to drive to stretch and the sliding sleeve of positioning disk is drawn to be socketed in main shaft, therefore, there is no need to set on main shaft
Hollow shaft is counted into, this will greatly improve the intensity of main shaft, reduce spindle processing cost, while without increasing the volume to main shaft orientation
Outer connector, much more succinct than the device for discharging of pull rod built in the hollow shaft that generallys use on the market at present of structure, and process
Cost and maintenance cost are lower, and the service life is longer for centrifuge, and job security is higher.
The further technical problems to be solved of the present invention are: provide a kind of structure it is simple, it is easy to maintain, can quickly remove drawing
The upper outstanding bag-pulling centrifuge of remaining filter cake on bag.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: above hang bag-pulling centrifuge, including bottom plate, company
It connects and is used to support several supporting legs of bottom plate in bottom plate bottom surface and is connected to the outer barrel of plate upper surface, outer barrel upper end
It is provided with top cover, axle bed, scraper device, cloth tube are connected on top cover, further includes that above-mentioned centrifuge pulling bag stretches pull-up structure, it should be from
Scheming pulling bag is stretched pull-up structure and is located in outer barrel, and the main axis that centrifuge pulling bag stretches pull-up structure is connected in axle bed, on axle bed
End is fixedly connected with the driving motor for driving spindle rotation, offers the discharge gate opposite with rotary drum on the bottom plate, arranges
Material mouth is connected with the flinger ring upwardly extended, and the liquid phase material accommodating area of annular, outer barrel are formed between flinger ring and outer barrel
On be connected with a drain pipe, which is connected to liquid phase material accommodating area and outer barrel is extraneous, the dumping pit of bottom of the drum with
Discharge gate face and be located at flinger ring within the scope of.
The beneficial effects of the present invention are: being drawn by using above-mentioned centrifuge pulling bag to stretch pull-up structure in upper hanging scheming
Bag further stretches pull-up structure using the centrifuge pulling bag and carries out stretching drawing shake cleaning to pulling bag, make to draw after scraper clears up filter cake
Remaining filter cake on bag is detached from from pulling bag, rapid regeneration pulling bag.Due to by the way of extending main shaft, and will be used to drive
It stretches and the sliding sleeve of positioning disk is drawn to be socketed on main shaft, therefore, there is no need to spindle design into hollow shaft, this will greatly improve main shaft
Intensity, reduction spindle processing cost, while without increasing the additional attachment to main shaft orientation, structure is more usual on the market than at present
Succinct more of the device for discharging of pull rod built in the hollow shaft of use, and processing cost and maintenance cost are lower, make institute of the present invention
Stating outstanding bag-pulling centrifuge, the service life is longer, and job security is higher.
Detailed description of the invention:
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is structural schematic diagram of the present invention in rotary drum separation of material state；
Fig. 2 is that the present invention is stretching the structural schematic diagram for drawing pulling bag state；
Fig. 3 is the portion the A enlarged drawing in Fig. 2；
Fig. 4 is the structural schematic diagram of outstanding bag-pulling centrifuge of the present invention.
In FIG. 1 to FIG. 4: 1, main shaft, 101, upper section axis, 102, lower end axis, 2, rotary drum, 201, filter cylinder, 202, rotary drum bottom,
2021, bottom panel, 2022, discharging outer cylinder, 2023, main shaft fifth wheel, 2024, discharging inner cylinder, 2025, connecting rod, 3, pulling bag, 4,
Stretch drawing positioning disk, 401, disk body, 402, housing, 5, stretch torque arm, 6, stretch pull ring, 7, dumping pit, 8, sliding sleeve, 9, driving arm,
901, chassis, 902, support rod, 903, support column, 904, blocking cylinder, 10, rotary sleeve, 11, driving device, the 12, first pin shaft,
13, support, 14, bottom plate, 15, discharge gate, 16, flinger ring, 1601, ring body, 1602, support frame, the 17, second pin shaft, 18, branch
Brace, 19, third pin shaft, 20, lever, 21, adjutage, 22, discharge channel, 23, axle bed, 24, top cover, 25, end cap, 26, stretch
The draw, 27, outer barrel, 28, scraper device, 29, cloth tube, 30, driving motor, 31, liquid phase material accommodating area, 32, drain pipe,
33, supporting leg.
Specific embodiment:
With reference to the accompanying drawing, detailed description of the present invention specific embodiment.
Embodiment 1
Centrifuge pulling bag as shown in FIG. 1 to 3 stretches pull-up structure, including centrifuge principal axis 1, turn being connected on main shaft 1
Drum 2 and the pulling bag 3 being connected in rotary drum 2, rotary drum 2 include filter cylinder 201 setting up and down and interconnected and rotary drum bottom 202, are turned
Drum bottom 202 is fixedly attached on main shaft 1, and edge is connected to 201 upper end of filter cylinder, the main shaft 1 above rotary drum bottom 202 in pulling bag 3
Upper axial direction movable sleeve, which is connected to stretch, draws positioning disk 4, stretches and circumferential discrete be provided on positioning disk 4 is drawn multiple to extend along far from major axes orientation
Stretch torque arm 5, multiple free ends for stretching torque arm 5 are stretched pull ring 6 with one jointly and are fixedly connected, and 3 lower edge of pulling bag and stretch pull ring 6
It connects, offers several dumping pits 7 on the rotary drum bottom 202, be in axial sliding connection on the main shaft 1 of 202 lower section of rotary drum bottom
There is a sliding sleeve 8, a driving arm 9 is fixedly connected on sliding sleeve 8, driving arm 9, which passes through dumping pit 7 and stretches, draws positioning disk 4
It connects, is rotatably connected to a rotary sleeve 10 outside sliding sleeve 8, the rotary sleeve 10 and 8 axial restraint of sliding sleeve are described to stretch drawing device also
The driving dress for driving rotary sleeve 10 and sliding sleeve 8 axially to move back and forth along main shaft 1 being connect including one with rotary sleeve 10
Set 11.
By the way that main shaft 1 to be extended downwards to and passed through rotary drum 2, one then is in axial sliding connection on the main shaft 1 below rotary drum 2
It is a to draw the sliding sleeve 8 that is fixedly connected of positioning disk 4 with stretching, a rotary sleeve 10 is rotatablely connected outside sliding sleeve 8, and make rotary sleeve 10
Can opposite sliding sleeve 8 rotate, then drive rotary sleeve 10 move back and forth along main shaft 1 is axial by driving device 11, drive sliding sleeve 8 and
It stretches and positioning disk 4 is drawn to move back and forth along main shaft 1, to realize the further cleaning to pulling bag 3, make 3 rapid regeneration of pulling bag.Due to using
Extend the mode of main shaft 1, and will be used to drive to stretch and the sliding sleeve 8 of positioning disk 4 is drawn to be socketed in main shaft 1, therefore, there is no need to will to lead
Axis 1 is designed to hollow shaft, this will greatly improve the intensity of main shaft 1, reduces by 1 processing cost of main shaft, while without increasing to main shaft 1
The additional attachment of positioning, much more succinct than the device for discharging of pull rod built in the hollow shaft that generallys use on the market at present of structure,
And processing cost and maintenance cost are lower, and the service life is longer for centrifuge, and job security is higher.
As shown in Figure 1, driving device 11 is hydraulic cylinder or cylinder, Driven by Hydraulic Cylinder device 11 passes through perpendicular to main shaft 1
First pin shaft 12 is rotatably connected on a support 13, which is fixedly connected on 14 lower surface of bottom plate of centrifuge, bottom plate
Discharge gate 15 corresponding with dumping pit 7 is offered on 14, flinger ring 16 is connected on discharge gate 15, and 16 upper end of flinger ring is higher than bottom
Plate 14, lower end are lower than rotary drum bottom 202 and bottom plate 14, pass through the second pin shaft 17 rotation connection perpendicular to main shaft 1 on flinger ring 16
There is a support arm 18, one end of support arm 18 is connect with the second pin shaft 17, and the other end is by being parallel to the of the second pin shaft 17
Three pin shafts 19 are rotatably connected on the fulcrum of a lever 20, and one end of the lever 20 and driving device 11 are rotatablely connected, another
The adjutage 21 that end is fixedly connected on 10 outer wall of rotary sleeve with one piece is rotatablely connected.
In the present embodiment, flinger ring 16 includes the ring body 1601 of tubular and is connected at 1601 lower ending opening of ring body
A hollow out support frame 1602, support frame 1602 is supported in ring body 1601, and shown driving arm 9 may pass through support frame
1602, and support arm 18 is rotatably connected on support frame 1602.
Hydraulic cylinder or cylinder can fast reaction, driving sliding sleeve 8 rapidly moves back and forth along main shaft 1 is axial, to drive
It stretches pull ring 6 and 3 lower end of pulling bag rapidly moves up and down, shake the bag wall of pulling bag 3 rapidly, by the residue in pulling bag 3
Material is shaken off.
The rotary drum bottom 202 includes the cone barrel bottom panel 2021 being fixedly connected with 201 lower end of filter cylinder, bottom panel 2021
Back cut diameter is greater than lower port diameter, and 2021 lower end of bottom panel is fixedly connected with straight tube shape discharging outer cylinder 2022, discharging outer cylinder 2022
It is inserted into flinger ring 16, rotary drum bottom 202 further includes the main shaft fifth wheel 2023 being fixedly attached in shaft 1, main shaft fifth wheel
2023 peripheries are fixedly connected with the discharging inner cylinder 2024 extended downwardly, and discharging inner cylinder 2024 and discharging outer cylinder 2022 are opposite,
It is circumferentially discrete on 2024 lower end outer wall of discharging inner cylinder to be distributed with more to the extension of discharging outer cylinder 2022 and consolidate with discharging outer cylinder 2022
Surely the connecting rod 2025 connected forms discharge channel 22, adjacent connection between the discharging inner cylinder 2024 and discharging outer cylinder 2022
Dumping pit 7 is formed between bar 2025, the pull ring 6 of stretching is arranged in the discharge channel 22 of 2025 top of connecting rod.
Filter cake meeting since bottom panel 2021 is at cone barrel, under being hung on 3 inner wall of pulling bag by the scraper device of centrifuge
It is slid into discharge channel 22 along the taper of bottom panel 2021, to avoid buildup on bottom panel 2021, draws pulling bag 3 to avoid stretching
When bottom panel 2021 on buildup pulling bag 3 is damaged.
It is arranged in the discharge channel 22 of 2025 top of connecting rod due to stretching pull ring 6, when stretching drawing pulling bag 3,
The material shaken off from pulling bag 3 can be dropped into discharge channel 22, without polluteing bottom panel 2021.
The driving arm 9 includes a circular base plate 901 for being socketed on main shaft 1 and being fixedly connected with 8 upper end of sliding sleeve,
More root diameters are circumferentially disposed on the outer circumference surface on chassis 901 to outwardly extending support rod 902, each support rod 902 is and discharging
7 face of hole, any one end of support rod 902 far from chassis 901 are vertically connected with the support column upwardly extended 903, support
903 upper end of column is fixedly connected with drawing positioning disk 4 is stretched, and the diameter on the chassis 901 is not more than the outer diameter of discharging inner cylinder 2024.
Since the diameter on chassis 901 is not more than the outer diameter of discharging inner cylinder 2024, material will not be fallen on chassis 901,
And support column 903 is mounted on by support rod 902 due to being connected with support column 903, and when actual installation support column 903
Close at 2024 outer wall of discharging inner cylinder, so that support rod 902 is only partially exposed to outside discharging inner cylinder 2024, therefore, only
A little buildup phenomenon.
901 upper surface of chassis is coaxially connected with a blocking cylinder 904, and the outer diameter of the blocking cylinder 904 is less than in discharging
The upper end of the internal diameter of cylinder 2024, blocking cylinder 904 is inserted into discharging inner cylinder 2024.
Blocking cylinder 904 can effectively avoid the material especially lightweight material that swims and float onto chassis 901, to avoid material entrance
Between sliding sleeve 8 and main shaft 1, causes sliding sleeve 8 stuck or scratch main shaft 1.
It is described to stretch that draw positioning disk 4 include being in axial sliding connection circular disk body 401 on main shaft 1 and being connected to disk body periphery
And the cylindrical casing 402 extended downwardly, the internal diameter of housing 402 are greater than the outer diameter of discharging inner cylinder 2024, housing 402 covers downwards master
Axis connection wheel 2023 and part discharging inner cylinder 2024, the height of housing 402 meet when sliding sleeve 8 axially moves back and forth along main shaft 1
The house portions discharging always of housing 402 inner cylinder 2024.
Housing 402 can protect the main shaft 1 between rotary drum bottom 202 and disk body 401, avoid material sticks on main shaft 1 and by
The disk body 401 moved up and down brings between disk body 401 and main shaft 1 the problems such as causing the decline of 401 flexibility ratio of disk body even stuck into.
In order to further avoid adhered materials on main shaft 1, on the main shaft 1 between 401 upper end of 23 lower end of axle bed and disk body
Also be socketed with a telescoping tube 26, the upper end of telescoping tube 26 and the sealing of 23 lower end of axle bed are rotatablely connected, the lower end of telescoping tube 26 with
401 upper end fixed seal connection of disk body.
The main shaft 1 includes the upper section axis 101 and lower section axis 102 for being coaxially disposed and being separated from each other, the upper end of upper section axis 101
It is rotatably connected on centrifugation machine cap 24 by axle bed 23, the rotary drum bottom 202 is socketed in upper section axis with drawing positioning disk 4 is stretched
On 101, the upper end of lower section axis 102 is fixedly connected with an end cap 25, the end cap 25 cover 101 lower end of upper section axis and with rotary drum bottom
202 lower end surfaces are removably tightly connected, and the sliding sleeve 8 is socketed on lower section axis 102.
Since main shaft 1 is divided into two sections, it is connected to lower section axis 102 on 202 lower end surface of rotary drum bottom by end cap 25, and
The trick of end cap 25 shares 101 lower end of upper section axis, and therefore, the lubricating oil that upper section axis 101 leaks downwards can collect in end cap 25, without
It can flow on lower section axis 102, thus the phenomenon that effectively preventing lubricant pollution material.
The present embodiment working principle is: as shown in FIG. 1 to 3, when centrifuge is when being separated by solid-liquid separation, driving device 11 is pushed away
Bar is in stretching state, and sliding sleeve 8 at this time is located at a high position, the driving arm 9 that is fixedly connected with sliding sleeve and stretching draw positioning disk 4,
It stretches torque arm 5 and Chen Lahuan 6 is in a high position, pulling bag 3 is attached on 201 inner wall of filter cylinder of rotary drum 2, in centrifuge separation of material
In the process, solid material is gradually accumulated on 3 inner wall of pulling bag, until solid material reaches certain thickness, centrifuge stops separation work
Make, and starts scraper device and (differentiate components according to the present invention, scraper to avoid view excessively complexity from causing to remove
Device is omitted in fig. 1 and 2, since scraper device belongs to this field routine techniques, those skilled in the art
Be fully able to understand the mounting means of scraper device and operating mode), scraper device to the material in pulling bag 3 carry out it is broken and
It strikes off, but in order to avoid scraper destroys pulling bag 3, scraper device will not be scraped in pulling bag 3, but leave more than 3 millimeters of distances of pulling bag
When just stop scraper.
In centrifuge separation of material, main shaft 1 drives sliding sleeve 8, driving arm 9, stretches and draw positioning disk 4, stretch torque arm 5, stretch drawing
Ring 6 rotates synchronously, and rotary sleeve 10 is rotated relative to sliding sleeve 8, so as to which driving device 11 to be mounted on to the position other than main shaft 1
It sets, so that driving device 11 is not had to that main shaft 1 is followed to rotate, can reduce the energy consumption of centrifuge in this way.
After scraper device stops working, driving device 11 is started to work, and rapidly stretch its push rod, and push rod passes through lever 20
Drive rotary sleeve 10 and sliding sleeve 8 quickly to move up and down along lower section axis 102 is axial with adjutage 21, sliding sleeve 8 drive driving arm 9 with
And the drawing positioning disk 4 of stretching being fixedly connected with driving arm 9 is quickly axially moved up and down along upper section axis 101, stretches and positioning disk 4 is drawn to pass through
It stretches the drive of torque arm 5 to stretch pull ring 6 and quickly move up and down along main shaft 1, stretches pull ring 6 and haul the lower end of pulling bag 3 and move up and down, drive pulling bag
3 fast jitters are shaken off the material on 3 inner wall of pulling bag into discharge channel 22 and through 7 discharge centrifuge of dumping pit.To make to draw
Bag 3 is quickly lived again.
It is of the present invention to stretch pull-up structure, shake off residue in pulling bag 3 achieved by pull-up structure realizing that tradition is stretched
On the basis of expecting this function, structure is simplified, reduces production cost and maintenance cost, extends centrifuge service life,
Improve the job security of centrifuge.
Embodiment 2:
If as shown in figure 4, upper outstanding bag-pulling centrifuge includes bottom plate 14, is connected to 14 bottom surface of bottom plate and is used to support bottom plate 14
Dry supporting leg 33 and the outer barrel 27 for being connected to 14 upper surface of bottom plate, 27 upper end of outer barrel are provided with top cover 24, on top cover 24
It is connected with axle bed 23, scraper device 28, cloth tube 29, further includes that any centrifuge pulling bag of the claims 1~7 is stretched
Pull-up structure, the centrifuge pulling bag are stretched pull-up structure and are located in outer barrel 27, and the main shaft 1 that centrifuge pulling bag stretches pull-up structure is rotatably connected on
In axle bed 23,23 upper end of axle bed is fixedly connected with the driving motor 30 rotated for driving spindle 1, offers on the bottom plate 14
The discharge gate 15 opposite with rotary drum 2, discharge gate 15 is connected with the flinger ring 16 upwardly extended, between flinger ring 16 and outer barrel 27
The liquid phase material accommodating area 31 of annular is formed, is connected with a drain pipe 32 on outer barrel 27, which is connected to liquid phase object
Expect that accommodating area 31 and outer barrel 27 are extraneous, the dumping pit 7 of 2 bottom of rotary drum is with 15 face of discharge gate and positioned at 16 range of flinger ring
It is interior.
Centrifuge pulling bag in the present embodiment stretches the specific structure of pull-up structure referring to embodiment 1, and details are not described herein again.
The course of work of the present embodiment is: as shown in figure 4, starting on hang bag-pulling centrifuge, then by cloth tube 29 to
Solid-liquid mixture is injected in rotary drum 2, solid-liquid mixture is driven rotation in rotary drum 2, and attached under the influence of centrifugal force
In on 3 inner wall of pulling bag in rotary drum 2, solid material is intercepted by pulling bag 3, and liquid material is thrown to outer through pulling bag 3 and cylinder 201
Collect in downwards in liquid phase material accommodating area 31 on 27 inner wall of cylinder and along 27 inner wall of outer barrel, be discharged through drain pipe 32, when turn
Liquid in drum 2 in mixed material is dried, and solid material is then attached on 3 inner wall of pulling bag and forms filter cake, at that time, reduces rotary drum
2 revolving speeds (reduce the revolving speed of driving motor 30), then control scraper device 28 and strike off to filter cake, in order to avoid scraper dress
28 destruction pulling bags 3 are set, therefore to stay one layer of filter cake in pulling bag 3, pull-up structure is then stretched in pulling bag 3 using centrifuge pulling bag
Remaining filter cake is further cleared up, centrifuge pulling bag stretch specific steps that pull-up structure further clears up filter cake remaining in pulling bag 3 with
Embodiment 1 is identical, and detailed process is referring to the working principle of embodiment 1, and details are not described herein again.
The principles and effects of the invention, and the embodiment that part uses only is illustrated in above-described embodiment,
And is not intended to limit the present invention；It should be pointed out that for those of ordinary skill in the art, not departing from the invention structure
Under the premise of think of, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Claims (8)
1. centrifuge pulling bag stretches pull-up structure, turn including centrifuge principal axis (1), the rotary drum (2) being connected on main shaft (1) and being connected to
Pulling bag (3) in drum (2), rotary drum (2) includes filter cylinder (201) setting up and down and interconnected and rotary drum bottom (202), rotary drum bottom
(202) it is fixedly attached on main shaft (1), edge is connected to filter cylinder (201) upper end in pulling bag (3), which is characterized in that be located at rotary drum bottom
(202) axial movable sleeve, which is connected to stretch, on the main shaft (1) above draws positioning disk (4), stretches and draws circumferentially discrete on positioning disk (4) be provided with
Multiple to stretch torque arm (5) along what is extended far from major axes orientation, it is solid that pull ring (6) are stretched in multiple free ends for stretching torque arm (5) with one jointly
Fixed connection, pulling bag (3) lower edge are connect with pull ring (6) is stretched, and offer several dumping pits (7), position on the rotary drum bottom (202)
A sliding sleeve (8) is in axial sliding connection on main shaft (1) below rotary drum bottom (202), sliding sleeve is fixedly connected with one on (8)
Driving arm (9), driving arm (9) pass through dumping pit (7) and connect with drawing positioning disk (4) is stretched, be rotatably connected to outside sliding sleeve (8)
One rotary sleeve (10), the rotary sleeve (10) and sliding sleeve (8) axial restraint, the drawing device of stretching further includes one and rotary sleeve
(10) driving device (11) for driving rotary sleeve (10) and sliding sleeve (8) axially to move back and forth along main shaft (1) connected.
2. centrifuge pulling bag according to claim 1 stretches pull-up structure, which is characterized in that the driving device (11) is hydraulic
Cylinder or cylinder, driving device (11) are rotatably connected on a support (13) by the first pin shaft (12) perpendicular to main shaft (1),
The support (13) is fixedly connected on bottom plate (14) lower surface of centrifuge, offers on bottom plate (14) corresponding with dumping pit (7)
Discharge gate (15) is connected with flinger ring (16) on discharge gate (15), and flinger ring (16) upper end is higher than bottom plate (14), and lower end is lower than turning
Drum bottom (202) and bottom plate (14) is rotatably connected to one by the second pin shaft (17) perpendicular to main shaft (1) on flinger ring (16)
One end of support arm (18), support arm (18) is connect with the second pin shaft (17), and the other end is by being parallel to the second pin shaft (17)
Third pin shaft (19) is rotatably connected on the fulcrum of a lever (20), and one end and driving device (11) of the lever (20) rotate
Connection, the other end and one piece of adjutage (21) being fixedly connected on rotary sleeve (10) outer wall are rotatablely connected.
3. centrifuge pulling bag according to claim 2 stretches pull-up structure, which is characterized in that the rotary drum bottom (202) include with
The back cut diameter of the cone barrel bottom panel (2021) that filter cylinder (201) lower end is fixedly connected, bottom panel (2021) is greater than lower port diameter,
Bottom panel (2021) lower end is fixedly connected with straight tube shape discharging outer cylinder (2022), and discharging outer cylinder (2022) is inserted into flinger ring (16)
Interior, rotary drum bottom (202) further include the main shaft fifth wheel (2023) being fixedly attached on shaft (1), and main shaft fifth wheel (2023) is outside
Enclose and be fixedly connected with the discharging inner cylinder (2024) extended downwardly, discharging inner cylinder (2024) and discharging outer cylinder (2022) relatively,
On discharging inner cylinder (2024) lower end outer wall it is circumferential it is discrete be distributed with more extend to discharging outer cylinder (2022) and with discharging outer cylinder
(2022) it is logical to form discharging for the connecting rod (2025) being fixedly connected between the discharging inner cylinder (2024) and discharging outer cylinder (2022)
Road (22) forms dumping pit (7) between adjacent connecting rod (2025), described to stretch pull ring (6) setting above connecting rod (2025)
Discharge channel (22) in.
4. centrifuge pulling bag according to claim 3 stretches pull-up structure, which is characterized in that the driving arm (9) includes one
A circular base plate (901) being socketed on main shaft (1) and be fixedly connected with sliding sleeve (8) upper end, on the outer circumference surface of chassis (901)
Circumferentially have more root diameters to outwardly extending support rod (902), each support rod (902) with dumping pit (7) face, Ren Yizhi
Strut (902) is vertically connected with the support column upwardly extended (903) far from the one end of chassis (901), on support column (903)
Holding draws positioning disk (4) to be fixedly connected with stretching, and the diameter of the chassis (901) is not more than the outer diameter of discharging inner cylinder (2024).
5. centrifuge pulling bag according to claim 4 stretches pull-up structure, which is characterized in that chassis (901) upper surface is same
Axis connection has a blocking cylinder (904), and the outer diameter of the blocking cylinder (904) is less than the internal diameter of discharging inner cylinder (2024), blocking cylinder
(904) in upper end insertion discharging inner cylinder (2024).
6. centrifuge pulling bag according to claim 5 stretches pull-up structure, which is characterized in that it is described stretch draw positioning disk (4) include
The cylindrical cover for being in axial sliding connection the circular disk body (401) on main shaft (1) and being connected to disk body (401) periphery and extending downwardly
Shell (402), the internal diameter of housing (402) are greater than the outer diameter of discharging inner cylinder (2024), and housing (402) covers main shaft fifth wheel downwards
(2023) and part discharging inner cylinder (2024).
7. centrifuge pulling bag according to claim 1 stretches pull-up structure, which is characterized in that the main shaft (1) includes coaxially setting
The axle bed (23) of the upper section axis (101) and lower section axis (102) set and be separated from each other, upper section axis (101) and centrifuge is rotatablely connected,
The rotary drum bottom (202) and stretch draw positioning disk (4) be socketed on upper section axis (101), the upper end of lower section axis (102) with one end
Lid (25) is fixedly connected, which covers upper section axis (101) lower end and removably seal with rotary drum bottom (202) lower end surface
Connection, the sliding sleeve (8) are socketed on lower section axis (102).
On 8. hang bag-pulling centrifuge, including bottom plate (14), be connected to bottom plate (14) bottom surface be used to support bottom plate (14) several
Supporting leg (33) and the outer barrel (27) for being connected to bottom plate (14) upper surface, outer barrel (27) upper end are provided with top cover (24), top
Axle bed (23), scraper device (28), cloth tube (29) are connected on lid (24), which is characterized in that further include the claims 1
~7 any centrifuge pulling bags stretch pull-up structure, which stretches pull-up structure and be located in outer barrel (27), and centrifuge is drawn
The main shaft (1) that bag stretches pull-up structure is rotatably connected in axle bed (23), and axle bed (23) upper end is fixedly connected with for driving spindle (1)
The driving motor (30) of rotation, offer on the bottom plate (14) with rotary drum (2) opposite discharge gate (15), discharge gate (15) is even
It is connected to the flinger ring (16) upwardly extended, forms the liquid phase material accommodating area of annular between flinger ring (16) and outer barrel (27)
(31), a drain pipe (32) is connected on outer barrel (27), which is connected to liquid phase material accommodating area (31) and outer
Cylinder (27) is extraneous, and the dumping pit (7) of rotary drum (2) bottom is with discharge gate (15) face and in flinger ring (16) range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811541239.4A CN109499790B (en) | 2018-12-17 | 2018-12-17 | Centrifugal machine bag stretching structure and upper suspension bag stretching centrifugal machine adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811541239.4A CN109499790B (en) | 2018-12-17 | 2018-12-17 | Centrifugal machine bag stretching structure and upper suspension bag stretching centrifugal machine adopting same |
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| Publication Number | Publication Date |
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| CN109499790A true CN109499790A (en) | 2019-03-22 |
| CN109499790B CN109499790B (en) | 2023-12-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116748026A (en) * | 2023-08-21 | 2023-09-15 | 苏州盛天力离心机制造有限公司 | Multifunctional material distribution system applied to bag-turning centrifugal machine and bag-turning centrifugal machine |
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