WO2011001729A1 - 遠心分離機、遠心分離機用ロータ - Google Patents

遠心分離機、遠心分離機用ロータ Download PDF

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Publication number
WO2011001729A1
WO2011001729A1 PCT/JP2010/056380 JP2010056380W WO2011001729A1 WO 2011001729 A1 WO2011001729 A1 WO 2011001729A1 JP 2010056380 W JP2010056380 W JP 2010056380W WO 2011001729 A1 WO2011001729 A1 WO 2011001729A1
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WO
WIPO (PCT)
Prior art keywords
rotor
male member
rotating shaft
center
force
Prior art date
Application number
PCT/JP2010/056380
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
敏春 橋本
Original Assignee
株式会社久保田製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社久保田製作所 filed Critical 株式会社久保田製作所
Priority to CN201080004902.2A priority Critical patent/CN102292161B/zh
Priority to KR1020117015003A priority patent/KR101214104B1/ko
Publication of WO2011001729A1 publication Critical patent/WO2011001729A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
    • B04B9/08—Arrangement or disposition of transmission gearing ; Couplings; Brakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
    • B04B9/12—Suspending rotary bowls ; Bearings; Packings for bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
    • B04B9/08—Arrangement or disposition of transmission gearing ; Couplings; Brakes
    • B04B2009/085—Locking means between drive shaft and rotor

Definitions

  • the present invention relates to a centrifuge having a rotary head attached to an upper part of a rotary shaft whose axis is in a vertical direction and a rotor disposed on the upper part of the rotary head.
  • the present invention relates to a method for attaching and detaching a rotor and a rotary head and a fixing method.
  • the centrifuge consists of a rotating shaft whose axis is vertical, a motor for rotating the rotating shaft, a rotating head attached to the top of the rotating shaft, a rotor for containing a sample, a lid covering the top of the rotor, the whole It is composed of a casing that covers The rotor can be attached to and detached from the rotating shaft.
  • the most common method of attaching and detaching is screwing, but a centrifugal separator that utilizes the centrifugal force generated when the rotating shaft, rotating head, and rotor rotate so that the rotor does not come off the rotating head during rotation.
  • Patent Document 1 Patent Document 2
  • Patent Document 3 Patent Document 3
  • the centrifuges of Patent Document 1, Patent Document 2, and Patent Document 3 utilize the fact that any member moves outward by centrifugal force so that the rotor does not come off the rotating head during rotation.
  • the force generated by the rotation is not only centrifugal force, but also lift force at high speed rotation.
  • an unexpected force for separating the rotor lifting force generated by rotation of the rotor, vibration and the like lifting the rotor
  • the structure using only the centrifugal force as in Patent Document 1, Patent Document 2, and Patent Document 3 cannot secure sufficient safety when rotating at high speed.
  • the present invention has been made in view of such a situation, and in the centrifuge, both simple attachment and detachment of the rotor and the rotating head and reliable fixing of the rotor and the rotating head in consideration of the force for separating the rotor are performed. It aims to be realized.
  • the centrifuge of the present invention includes a rotating head attached to the upper part of a rotating shaft whose axis is in the vertical direction, and a rotor disposed on the upper part of the rotating head.
  • the rotor includes a rotor hole into which the rotary head is inserted and a male member.
  • the male member is rotatable about a rotation shaft disposed horizontally inside the rotor hole, has a center of gravity below the rotation shaft, and has a convex portion on the opposite side of the rotation shaft below the center of gravity.
  • the rotary head has a cylindrical shape centered on the axis of the rotary shaft at the top, and a rotor coupling portion having an annular recess on the inner surface.
  • the male member When the rotor is disposed on the rotating head with the rotating shaft stopped, the male member is inside the rotor coupling portion, and the convex portion of the male member faces the concave portion of the rotor coupling portion. is doing.
  • the rotating shaft rotates, the convex portion moves so as to fit into the concave portion.
  • a force that separates the rotor from the rotary head is applied when the convex portion is fitted in the concave portion, a force is applied to the convex portion in a direction of fitting into the concave portion.
  • the normal line of the upper surface of the recess which is the upper surface of the recess, is formed so as to pass through a position closer to the axial center than the center of the rotation axis.
  • a rotating shaft is arranged so as to pass through a close position.
  • the centrifuge of the present invention it is not necessary to stop the screw when attaching the rotor to the rotary head. Also, it is not necessary to remove the screws when removing the rotor from the rotary head. Furthermore, even when a force that causes a rotor that is not assumed during rotation to be detached from the rotary head is applied, the convex portion and the concave portion are not separated. Therefore, both simple attachment and detachment and reliable fixing can be realized.
  • FIG. 3A is a plan view of the frame as viewed from above.
  • 3B is a cross-sectional view taken along line AA in FIG. 3A.
  • FIG. 3C is a side view when viewed from the direction B of FIG. 3A.
  • Sectional drawing which shows the relationship between the male type
  • FIG. 5A is a diagram showing a relationship of forces when the concave upper surface 11 is horizontal.
  • FIG. 5B is a diagram showing a relationship of forces when the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position farther from the axis 9 than the center 33-1 of the rotation axis.
  • FIG. 5C shows a case where the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axis 9 than the center 33-1 of the rotating shaft, and no separation force is generated. The figure which shows the relationship of force when.
  • FIG. 5C shows a case where the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axis 9 than the center 33-1 of the rotating shaft, and no separation force is generated. The figure which shows the relationship of force when.
  • FIG. 5C shows a case where the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axis 9
  • 5D shows a case where the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axis 9 than the center 33-1 of the rotation axis, and a separation force is generated.
  • FIG. 9A is a side view of the frame 21 of Modification 2 as viewed from the C side in FIG. 8.
  • FIG. 9B is a side view of the frame 21 of Modification 2 as viewed from the D side in FIG. 8.
  • FIG. 10A is an enlarged cross-sectional view of a rotor frame, a male member portion, and a rotary head portion according to Modification 2;
  • FIG. 10B is a diagram showing a force applied to the second male member 40.
  • FIG. 10C is a diagram showing a force applied to the male member 23-1.
  • FIG. 15A is an enlarged side view of a frame, a male member, and a guide pin of Modification 4.
  • FIG. 15B is an enlarged bottom view of the frame, the male member, and the guide pin of Modification 4.
  • FIG. 1 is a cross-sectional view showing the internal configuration of the centrifuge of the present invention.
  • the rotary shaft 3 whose axis 9 is vertical
  • the rotary head 2 attached to the upper part of the rotary shaft 3
  • the rotor 20 arranged on the upper part of the rotary head 2, and the upper part of the rotor 20 are shown.
  • a covering lid 25 is shown.
  • a motor for rotating the rotary shaft 3 and a casing for covering the whole are components of the centrifuge 1.
  • the upper side of the rotor 20 is a portion for inserting a sample, and includes a plurality of sample insertion portions 36.
  • the rotor 20 also includes rotor holes 28 and 29 into which the rotary head 2 is inserted, a frame 21, male members 23-1 and 23-2, guide pins 24, and the like.
  • the rotor hole 28 is a circular hole with a constant diameter
  • the rotor hole 29 is a circular hole with a diameter that is smaller toward the inside of the hole.
  • two male members are arranged, but one member may be used, or three or more members may be used. The number of male members may be appropriately determined in consideration of the size of the rotor 20 and the like.
  • the male mold members 23-1, 23-2 are rotatable around rotation shafts 22-1, 22-2 disposed horizontally inside the rotor hole 28, and their center of gravity is the rotation shafts 22-1, 22-2. 2 below.
  • the male members 23-1 and 23-2 have convex portions 62-1 and 62-2 on the opposite side of the axis 9 of the rotary shaft 3 below the center of gravity.
  • the male members 23-1 and 23-2 are first attached to the frame 21, and then the frame 21 is attached to the rotor 20 for easy manufacture.
  • the rotor 20 also includes through holes 30 and 31 having a circular cross section around the axis 9. Screws (threaded portions) are formed in the through holes 31 formed in the frame 21.
  • the rotary head 2 includes a rotor coupling portion 6 and a drive pin 7 at the top.
  • the rotor coupling portion 6 has a cylindrical shape centered on the axis 9 of the rotating shaft, and has an annular recess 8 on the inner surface.
  • the rotary head 2 has a circular section 4 having a constant diameter and a circular section that fits in the rotor hole 28 and a circular truncated cone section that has a diameter that fits in the rotor hole 29 is increased toward the bottom.
  • the lid 25 has a knob 26 and a screw portion 27. By rotating the knob 26, the through hole 31 and the screw portion 27 of the frame 21 are screwed, and the lid 25 is fixed to the rotor 20.
  • the guide pin 24 can move only between the drive pins 7, when the rotary head 2 rotates, power is transmitted from the drive pin 7 to the guide pins 24, and the rotor 20 rotates. Even when the rotary head 2 stops, the drive pin 7 limits the movement range of the guide pin 24, so the rotor 20 stops together with the rotary head 2.
  • the center of gravity of the male members 23-1, 23-2 is directly below the rotary shafts 22-1, 22-2.
  • the male members 23-1 and 23-2 are inside the rotor coupling portion 6, and the convex portions 62-1 and 62-2 of the male members 23-1 and 23-2 are the rotor coupling portion 6. This is opposed to the concave portion 8.
  • the convex parts 62-1 and 62-2 move so as to fit into the concave part 8. Then, when a force for separating the rotor 20 from the rotary head 2 is applied when the convex portions 62-1 and 62-2 are fitted in the concave portion 8, the convex portions 62-1 and 62-2 are fitted in the concave portion 8. Force is applied in the direction.
  • the normal line of the recess upper surface 11 that is the upper surface of the recesses 62-1 and 62-2 may be formed so as to pass through a position closer to the axis than the center of the rotation axis.
  • the rotating shafts 22-1 and 22-2 may be arranged so that the drawn normal line passes through a position closer to the axis 9 than the centers 33-1 and 33-2 of the rotating shaft.
  • FIG. 2 is an enlarged cross-sectional view of the rotor frame and the male member and the rotary head
  • FIG. 3 is an enlarged view of the rotor frame and the male member
  • FIG. 4 is the male when rotating. It is sectional drawing which shows the relationship between a mold member and a rotary head.
  • 3A is a plan view of the frame as viewed from above
  • FIG. 3B is a cross-sectional view when cut along the line AA
  • FIG. 3C is a side view when viewed from the direction B of FIG. 3A.
  • 2 and 4 show only the male member 23-1, only one male member may be used as described above, or two male members may be provided as shown in FIGS. Alternatively, three or more may be provided as described above.
  • the concave portion 8 includes a concave bottom surface 10 that is recessed from the inner surface of the rotor coupling portion 6, a concave top surface 11 that contacts the convex portion 62-1 when a separation force is generated in the rotor 20, and an uppermost portion of the rotor coupling portion 6. It is comprised by the recessed part cylindrical part 12 located in.
  • the convex portion 62-1 contacts the concave bottom surface 10 when the rotor 20 rotates, and the convex portion positioning surface 34-1 determines the posture (position) of the male member 23-1, and the rotor 20 generates a separation force.
  • the convex portion contact surface 35-1 that comes into contact with the concave portion upper surface 11 is formed. As shown in FIG. 4, the normal line drawn from the contact portion of the concave upper surface 11 with the convex contact surface 35-1 passes through a position closer to the axis 9 than the center 33-1 of the rotation axis.
  • the centrifuge of the present invention has such a structure, it is not necessary to stop the screw when attaching the rotor to the rotary head. Also, it is not necessary to remove the screws when removing the rotor from the rotary head. Furthermore, even when a force that causes a rotor that is not assumed during rotation to be detached from the rotary head is applied, the convex portion and the concave portion are not separated. Therefore, both simple attachment and detachment and reliable fixing can be realized.
  • FIG. 5 is a schematic diagram for explaining this principle.
  • the convex portion 62-1 is represented by a circle
  • the male member 23-1 is represented by a line.
  • 5A shows a case where the concave upper surface 11 is horizontal
  • FIG. 5B shows a case where the concave upper surface 11 is horizontal
  • FIG. 5B shows that the normal drawn from the contact point between the concave upper surface 11 and the convex 62-1 passes through a position farther from the axis 9 than the center 33-1 of the rotation axis.
  • FIG. 5C shows a case where the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axial center 9 than the center 33-1 of the rotating shaft, and the separation force is generated.
  • FIG. 5D shows a case where the normal drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axis 9 than the center 33-1 of the rotation axis. It shows when force is generated.
  • FIG. 5 shows a force F1 due to gravity, a force F2 due to centrifugal force, and a force F3 received by the convex portion 62-1 due to a force that causes the rotor 20 to be detached among the forces acting on the convex portion 62-1.
  • the convex portion 62-1 has a reaction force in which the concave bottom surface 10 and the concave top surface 11 push back the convex portion 62-1, and a male member 23-1 has a force to pull the convex portion 62-1.
  • these forces are generated in order to balance F1 to F3, and are not shown in the figure.
  • the direction of the force F1 is downward, and the direction of the force F2 is the right direction in the figure. Further, since the male member 23-1 is rotatable around the rotation axis, the direction of the force F3 is the direction of the center 33-1 of the rotation axis. Since the convex portion 62-1 tends to move in the direction of the sum of these forces, it tries to move counterclockwise or clockwise. When trying to move counterclockwise, the convex portion 62-1 tends to fit into the concave portion 8. As a result, the convex portion 62-1 is pressed against the concave top surface 11 or the concave bottom surface 10.
  • the reaction force from the concave top surface 11 or the concave bottom surface 10 is also applied as a force acting on the convex portion 62-1, and the force acting on the convex portion 62-1 is balanced.
  • the convex portion 62-1 is detached from the concave portion 8, and the rotor 20 may be detached.
  • the convex portion 62-1 tries to move so that the total direction of the force F1 and the force F2 coincides with the line of the male member 23-1. Therefore, when the rotational speed is increased and F2 is sufficiently large, the convex portion 62-1 fits into the concave portion 8.
  • F2 is 10 times or more F1 at a position 1 cm away from the axis 9.
  • the normal line drawn from the contact point between the concave upper surface 11 and the convex part 62-1 passes through a position closer to the axis 9 than the center 33-1 of the rotation axis.
  • the convex portion 62-1 is in contact with only the bottom surface 10 of the recess, and there is a gap between the top surface 11 of the recess.
  • force F3 when force F3 is applied, the force relationship changes.
  • the force F3 is perpendicular to the recess upper surface 11 and the force F31 is parallel to the force F32. If the rotation speed is constant, the force F1 and the force F2 are constant. However, a force F3 that is not expected in an accident in which the rotor 20 comes off is applied. That is, when the force F3 is increased, it can be determined in what direction the upper surface 11 of the concave portion 11 should be oriented by confirming whether or not the force that causes the convex portion 62-1 to fit into the concave portion 8 is applied.
  • the force parallel to the concave upper surface 11 is examined.
  • the force F3 increases, the force F32 also increases, so that the force with which the convex portion 62-1 attempts to fit into the concave portion 8 becomes weak.
  • the force F3 is an unexpected force, it is impossible to design how much force the convex portion 62-1 tries to fit into the concave portion 8 remains. Therefore, there is a risk that force is applied in the direction of disengagement.
  • the force for separating the rotor 20 can be converted into a force in the direction in which the convex portion 62-1 fits into the concave portion 8, so Even when a force for separating from the rotary head is applied, the convex portion and the concave portion are not separated.
  • FIG. 8 is an enlarged cross-sectional view of the rotor frame, the male member portion, and the rotary head portion of the second modification example with the rotary shaft stopped
  • FIG. 9 is a diagram showing the frame 21 of the second modification example.
  • 10 is an enlarged cross-sectional view of the rotor frame, the male member portion, and the rotary head portion of the modified example 2 with the rotating shaft rotated.
  • 9A is a side view of the frame 21 viewed from the C side of FIG. 8
  • FIG. 9B is a side view of the frame 21 viewed from the D side of FIG. 10A is an enlarged cross-sectional view of the rotor frame, the male member, and the rotary head, FIG.
  • FIG. 10B is a diagram illustrating the force applied to the second male member 40
  • FIG. 10C is applied to the male member 23-1. It is a figure which shows force.
  • the rotor 20 also includes a second male member 40.
  • the second male member 40 is rotatable about a rotating shaft 22-2 disposed horizontally inside the rotor hole 28, and has a center of gravity below the rotating shaft 22-2 and rotates below the center of gravity.
  • a second convex portion 41 is provided on the side opposite to the shaft 3.
  • the thickness of the male member 23-1 is w / 2 with respect to the thickness w of the second male member 40.
  • the second male member 40 When the rotor 20 is disposed on the rotary head 2 with the rotary shaft 3 stopped, the center of gravity of the second male member 40 is directly below the rotary shaft 22-2. At this time, the second male member 40 is inside the rotor coupling portion 6, and the second convex portion 41 of the second male member 40 faces the concave portion 8 of the rotor coupling portion 6.
  • the second convex portion 41 moves so as to come into contact with a part of the concave portion (in FIG. 10, the concave portion upper surface 11 and the concave portion boundary line 42 of the concave cylindrical portion 12).
  • the male member 23-1 also moves as described in the first embodiment, and the convex portion 62-1 contacts the concave bottom surface 10.
  • the male member 23-1 and the second male member 40 are asymmetric, a delicate force imbalance occurs, and a force that the rotor 20 presses somewhere on the rotary head 2 is generated. Since this force acts, the minute gaps between the rotor holes 28 and 29, the cylindrical portion 4 and the truncated cone portion 5 are moved to one side, so that vibration can be reduced.
  • the male member 23-1 becomes lighter than the second male member 40. Accordingly, the centrifugal force F1 of the second male member 40 that acts during rotation is greater than the centrifugal force F4 of the male member 23-1.
  • the second convex portion 41 and the concave boundary line 42 are in contact is not parallel to the axis 9, the second convex portion 41 is forced from the concave boundary line 42 by the force F 2 (contact) unless friction is considered.
  • the force in the normal direction of the surface is The force F2 tries to turn the rotating shaft 22-2 counterclockwise.
  • the moments generated by these forces are balanced. Therefore, the total force F3 of the centrifugal force F1 and the force F2 is applied to the rotating shaft 22-2.
  • the centrifugal force F4 tries to turn the rotating shaft 22-1 counterclockwise.
  • the concave bottom surface 10 is a surface parallel to the axis 9, the convex portion 62-1 receives the force F5 in the direction opposite to the centrifugal force F4.
  • the force F5 tries to turn the rotating shaft 22-1 clockwise.
  • the moments generated by these forces are balanced. Therefore, the total force F6 of the centrifugal force F4 and the force F5 is applied to the rotating shaft 22-1. That is, the force F3 and the force F6 are applied to the rotor 20, and the rotor 20 is generally pressed in the lower left direction in FIG.
  • a more complicated force is applied due to the addition of friction and the like, but in any case, a subtle force generated by making the male member 23-1 and the second male member 40 asymmetrical.
  • the vibration is reduced by the unbalance (the force that the second male member 40 receives by the rotation of the rotating shaft 3 and the force that the male member 23-1 receives by the rotation of the rotating shaft 3 are not balanced). It is thought that.
  • the rotor 20 is provided with a male member 23-1 and a second male member 40 which are members that are moved by centrifugal force. Therefore, since the degree of unbalance can be adjusted optimally in consideration of the weight and shape of the rotor, vibration can be sufficiently reduced for each type of rotor.
  • FIG. 11 is an enlarged cross-sectional view of the rotor frame, the male member, and the rotary head in a state in which the male member does not return to the inside of the rotor coupling portion even when the rotating shaft is stopped.
  • FIG. 12 is a male member.
  • FIG. 5 is an enlarged cross-sectional view of a rotor frame, a male member portion, and a rotary head portion in a state where the rotor is returned to the inside of the rotor coupling portion.
  • the male members 23-1, 23-2 are positioned above the rotary shafts 22-1, 22-2 and when the convex portions 62-1 and 62-2 are fitted in the concave portion 8.
  • Protrusions 43-1 and 43-2 that protrude inside the through holes 31 are provided.
  • the male members 23-1 and 23-2 may be returned to the inside of the rotor coupling portion 6 as follows. . First, the lid 25 is removed so that the through holes 30 and 31 can be seen. Then, the release shaft 44 whose tip is thin is inserted into the through holes 30 and 31. Since the release shaft 44 has a thin tip and gradually becomes thicker near the handle, the protrusion 43-1 is pushed in the right direction in the figure and the protrusion 43-2 is pushed in the left direction in the figure. Accordingly, if the release shaft 44 is pushed deeply as shown in FIG. 12, the male members 23-1 and 23-2 can be returned to the inside of the rotor coupling portion 6. If a screw is formed in a portion of the release shaft 44 that contacts the through hole 31 and the release shaft 44 is pushed in by using the screw formed in the through hole 31 of the frame 21, the release shaft can be easily pushed. 44 can be pushed in.
  • FIG. 13 is an enlarged cross-sectional view of a rotor frame, a male member, a guide pin portion, and a rotary head portion of a fourth modification.
  • FIG. 14 is a plan view of the rotary head of the fourth modification as viewed from above. These are the figures which expanded the flame
  • 15A is a side view
  • FIG. 15B is a bottom view as seen from the lower side. Although only one male member is shown in FIGS. 13 and 15, two or more male members may be provided.
  • the guide pin 53 of this modification is longer than the guide pin 24 of the first embodiment.
  • the rotary head 2 includes a drive hole 51 into which the guide pin 53 is inserted.
  • the rotor 20 of this modification also includes a guide pin 53 that enters the inside of the rotor coupling portion 6 in the vicinity of the male member 23-1.
  • the rotary head 2 also includes a drive hole 51 into which the guide pin 53 is inserted.
  • the guide pin 53 is limited by the drive pin 7 in the range of the rotation direction with the axis 9 as the rotation axis.
  • the tip of the guide pin 53 is inserted into the drive hole 51. Since the position of the guide pin 53 is limited to the drive hole 51, the position of the guide pin 53 is determined.
  • the air hole 54 plays a role of releasing the air trapped between the frame 21 and the rotor coupling portion 6 to the outside.
  • the air trapped between the frame 21 and the rotor coupling portion 6 causes the rotor 20 not to descend smoothly onto the rotary head 2, causing air to escape. Therefore, it may descend slowly. If it descends slowly in this way, an extra time is spent for the operator, and it is easy to lead to an installation error of the rotor 20. Therefore, such a problem can be solved by providing the air holes 54.
  • the present invention can be used for a centrifuge provided with a rotary head attached to the upper part of a rotary shaft whose axis is in the vertical direction and a rotor arranged on the upper part of the rotary head.

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PCT/JP2010/056380 2009-06-30 2010-04-08 遠心分離機、遠心分離機用ロータ WO2011001729A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201080004902.2A CN102292161B (zh) 2009-06-30 2010-04-08 离心分离机、离心分离机用转子
KR1020117015003A KR101214104B1 (ko) 2009-06-30 2010-04-08 원심분리기, 원심분리기용 로터

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009-155610 2009-06-30
JP2009155610A JP5442337B2 (ja) 2009-06-30 2009-06-30 遠心分離機、遠心分離機用ロータ

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Publication Number Publication Date
WO2011001729A1 true WO2011001729A1 (ja) 2011-01-06

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KR (1) KR101214104B1 (zh)
CN (1) CN102292161B (zh)
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WO2012059151A1 (de) * 2010-11-01 2012-05-10 Sigma Laborzentrifugen Gmbh Rotorlagerung für eine laborzentrifuge
DE102012011531A1 (de) * 2012-06-08 2013-12-12 Thermo Electron Led Gmbh Antriebskopf zur lösbaren Verbindung eines Antriebes mit einem Rotor einer Zentrifuge für einen weiten Drehzahlbereich
US20140329658A1 (en) * 2013-05-02 2014-11-06 Afi Centrifuge Laboratory centrifuge comprising means for the locking in translation of a rotor on a driving motor shaft
EP2850982A1 (fr) 2013-09-20 2015-03-25 Santos Dispositif d'entrainement d'un outil rotatif pour appareil de traitement alimentaire, et appareil de traitement alimentaire pourvu d'un tel dispositif d'entrainement
DE102014008219A1 (de) 2014-05-28 2015-12-03 Thermo Electron Led Gmbh Antriebskopf zur lösbaren Verbindung eines Antriebes mit einem Rotor einer Zentrifuge, diesen umfassendes Set und Zentrifuge
US20160107171A1 (en) * 2014-10-21 2016-04-21 Sigma Laborzentrifugen Gmbh Coupling Device for a Laboratory Centrifuge Actuated by Centrifugal Force
WO2019238711A1 (de) * 2018-06-14 2019-12-19 Andreas Hettich Gmbh & Co. Kg Zentrifuge
EP3669992A1 (de) * 2018-12-18 2020-06-24 Eppendorf AG Verbindungskonstruktion
EP3669993A1 (de) * 2018-12-18 2020-06-24 Eppendorf AG Verbindungskonstruktion
US11731144B2 (en) * 2017-12-20 2023-08-22 Eppendorf Se Centrifuge rotor with locking levers providing visual indication of cover closure

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Publication number Priority date Publication date Assignee Title
FR2951964B1 (fr) * 2009-11-04 2012-04-06 Bms Internat Centrifugeuse comprenant des moyens d'indication visuelle et/ou tactile du montage correct du rotor sur l'arbre d'entrainement, et rotor correspondant
JP6228895B2 (ja) * 2014-06-16 2017-11-08 株式会社久保田製作所 遠心分離機とロータ体
WO2018011910A1 (ja) * 2016-07-13 2018-01-18 株式会社久保田製作所 ロータの取付構造及び遠心分離機
CN111298923B (zh) * 2018-12-11 2021-11-30 中国食品药品检定研究院 破碎离心一体装置
CN109939843B (zh) * 2019-05-05 2023-09-29 中国工程物理研究院总体工程研究所 一种高加速度离心机用电机联锁定位装置
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US8852070B2 (en) 2010-11-01 2014-10-07 Sigma Laborzentrifugen Gmbh Locking system for axially securing a rotor onto a rotatably mounted shaft
WO2012059151A1 (de) * 2010-11-01 2012-05-10 Sigma Laborzentrifugen Gmbh Rotorlagerung für eine laborzentrifuge
DE102012011531B4 (de) * 2012-06-08 2016-11-10 Thermo Electron Led Gmbh Set aus Antriebskopf und Nabe zur lösbaren Verbindung eines Antriebes mit einem Rotor einer Zentrifuge für einen weiten Drehzahlbereich
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US9718067B2 (en) 2012-06-08 2017-08-01 Thermo Electron Led Gmbh Centrifuge drive head for releasably connecting a driving system to a rotor of a centrifuge, a set and a centrifuge comprising the drive head
US20140329658A1 (en) * 2013-05-02 2014-11-06 Afi Centrifuge Laboratory centrifuge comprising means for the locking in translation of a rotor on a driving motor shaft
US9539588B2 (en) * 2013-05-02 2017-01-10 Afi Centrifuge Laboratory centrifuge with locking system for locking in translation of rotor on driving motor shaft
EP2850982A1 (fr) 2013-09-20 2015-03-25 Santos Dispositif d'entrainement d'un outil rotatif pour appareil de traitement alimentaire, et appareil de traitement alimentaire pourvu d'un tel dispositif d'entrainement
FR3010886A1 (fr) * 2013-09-20 2015-03-27 Santos Dispositif d'entrainement d'un outil rotatif pour appareil de traitement alimentaire, et appareil de traitement alimentaire pourvu d'un tel dispositif d'entrainement
US9551381B2 (en) 2013-09-20 2017-01-24 Santos Device for driving a rotary tool for a food processing appliance and food processing appliance provided with such a driving device
JP2015231618A (ja) * 2014-05-28 2015-12-24 サーモ エレクトロン エルエーデー ゲーエムベーハー 遠心分離機の駆動部とロータとを着脱可能に接続するドライブヘッド、ドライブヘッドを含むキット、及び遠心分離機
CN105289858A (zh) * 2014-05-28 2016-02-03 热电子Led有限公司 驱动头、包括该驱动头的套件、以及离心机
DE102014008219A1 (de) 2014-05-28 2015-12-03 Thermo Electron Led Gmbh Antriebskopf zur lösbaren Verbindung eines Antriebes mit einem Rotor einer Zentrifuge, diesen umfassendes Set und Zentrifuge
DE102014008219B4 (de) 2014-05-28 2018-08-02 Thermo Electron Led Gmbh Antriebskopf zur lösbaren Verbindung eines Antriebes mit einem Rotor einer Zentrifuge, diesen umfassendes Set und Zentrifuge
US9452436B2 (en) 2014-05-28 2016-09-27 Thermo Electron Led Gmbh Drive head for detachable connection of a drive with a rotor of a centrifuge, kit comprising the drive head, and centrifuge
EP3012027A1 (de) 2014-10-21 2016-04-27 Sigma Laborzentrifugen GmbH Zentrifugalkraftbetätigte Kupplungseinrichtung für eine Laborzentrifuge
US20160107171A1 (en) * 2014-10-21 2016-04-21 Sigma Laborzentrifugen Gmbh Coupling Device for a Laboratory Centrifuge Actuated by Centrifugal Force
US9782783B2 (en) * 2014-10-21 2017-10-10 Sigma Laborzentrifugen Gmbh Coupling device for a laboratory centrifuge actuated by centrifugal force
US11731144B2 (en) * 2017-12-20 2023-08-22 Eppendorf Se Centrifuge rotor with locking levers providing visual indication of cover closure
CN112313011A (zh) * 2018-06-14 2021-02-02 安德烈斯黑蒂希股份有限公司 离心机
WO2019238711A1 (de) * 2018-06-14 2019-12-19 Andreas Hettich Gmbh & Co. Kg Zentrifuge
US11986842B2 (en) 2018-06-14 2024-05-21 Andreas Hettich Gmbh & Co. Kg Centrifuge
WO2020127121A1 (de) * 2018-12-18 2020-06-25 Eppendorf Ag Verbindungskonstruktion
WO2020127104A1 (de) * 2018-12-18 2020-06-25 Eppendorf Ag Verbindungskonstruktion
US20220040709A1 (en) * 2018-12-18 2022-02-10 Eppendorf Ag Connection construction
JP2022514582A (ja) * 2018-12-18 2022-02-14 エッペンドルフ エスイー 接続構造
JP2022514749A (ja) * 2018-12-18 2022-02-15 エッペンドルフ エスイー 接続構造
JP7250140B2 (ja) 2018-12-18 2023-03-31 エッペンドルフ エスイー 接続構造
JP7270043B2 (ja) 2018-12-18 2023-05-09 エッペンドルフ エスイー 接続構造
EP3669993A1 (de) * 2018-12-18 2020-06-24 Eppendorf AG Verbindungskonstruktion
EP3669992A1 (de) * 2018-12-18 2020-06-24 Eppendorf AG Verbindungskonstruktion

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CN102292161B (zh) 2013-08-07
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JP5442337B2 (ja) 2014-03-12
KR101214104B1 (ko) 2012-12-20

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