CN109759247A - A kind of desk centrifuge - Google Patents
A kind of desk centrifuge Download PDFInfo
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- CN109759247A CN109759247A CN201910211524.8A CN201910211524A CN109759247A CN 109759247 A CN109759247 A CN 109759247A CN 201910211524 A CN201910211524 A CN 201910211524A CN 109759247 A CN109759247 A CN 109759247A
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Abstract
The invention belongs to centrifuge technique field, specifically a kind of desk centrifuge, including rotor, cabinet and controller；Rotor is connected to the centre of cabinet by drive module, and rotor top is equipped with No.1 annular convex platform；Cabinet top is equipped with case lid；It is equipped in the middle part of case lid and prevents letting out lid, case lid lower end is equipped with No. two annular convex platform；Ball is connected between No. two annular convex platform and No.1 annular convex platform；Auxiliary rotating module is additionally provided on case lid；Drive module includes sleeve, No.1 motor, tapered roller bearing and adjustment gasket；Sleeve connection is on rotor bottom shaft core position；No.1 motor is arranged on the axial line of rotor, and the output end of No.1 motor is connect by connecting rope with rotor bottom；The present invention is reversed by rope and drives rotor rotation to a certain extent, is avoided the shake generated when motor work and is transferred on rotor, the stability of rotor rotation is improved, to improve the centrifugal effect and work quality of centrifuge.
Description
Technical field
The invention belongs to centrifuge technique field, specifically a kind of desk centrifuge.
Background technique
Centrifuge is the machine using each component in the mixture of centrifugal force, separation liquid and solid particle or liquid and liquid
Tool.Centrifuge is mainly used for separating solid particle and the liquid in suspension, or by two kinds of density differences in emulsion, and mutually
Immiscible liquid separates (such as cream is isolated from milk)；It can also be used for exclude wet solid in liquid, such as with
Washing machine dries wet clothes；The admixture of gas of the also separable different densities of special hypervelocity channel separator；It is close using difference
The different feature of sinking speed, some sedimentation centrifuges can also be to solid particles by close in a liquid for degree or the solid particle of granularity
Degree or granularity are classified.
Desk centrifuge is essential tool in laboratory separation and preparation work, is using centrifugal force to mixing
A kind of special instrument that solution is separated and precipitated is for collecting microorganism fungus kind cell fragment, big organelle and some
Sediment etc..
Existing centrifuge occurs rotor weight often and processes unbalanced situation, rotor is caused to exist in actual processing
It is vibrated in rotary course, influences the normal operation of whole system, there are biggish security risks, simultaneously because vibration causes
Injustice is stablized when rotor rotates, and influences the centrifugal effect of centrifuge.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of desk centrifuge proposed by the present invention, present invention is mainly used for solutions
Existing centrifuge leads to the problem of vibrating in rotor rotation process, influence centrifugal effect because rotor weight is unbalanced.
The technical solution adopted by the present invention to solve the technical problems is: a kind of desk centrifuge of the present invention, packet
Include rotor, cabinet and controller；The rotor is connected to the centre of cabinet by drive module, is equipped in rotor for containing
The skewed slot of test tube is put, rotor top is arc surface, and rotor top is equipped with No.1 annular convex platform；The cabinet top is equipped with case lid；
No.1 through-hole is equipped in the middle part of the case lid in the middle part of respective rotor, No.1 through-hole is interior to let out lid equipped with anti-, and case lid lower end is equipped with and turns
No. two annular convex platform of sub- circular arc face contact；It is connected with ball between No. two annular convex platform and No.1 annular convex platform, No. two
The face of annular convex platform and rotor circular arc face contact is also arc surface；Auxiliary rotating module, auxiliary rotation are additionally provided on the case lid
Module contacts rotation with rotor outer circle week；The drive module includes sleeve, No.1 motor, tapered roller bearing and adjusting pad
Piece；For the sleeve connection on rotor bottom shaft core position, sleeve passes sequentially through tapered roller bearing and adjustment gasket and cabinet
Bottom connection；The No.1 motor is arranged on the axial line of rotor, and the output end of No.1 motor passes through connecting rope and rotor floor
Portion's connection, No.1 motor are connected to chassis bottom, and No.1 motor and controller are electrically connected；
When work, it will be put into the skewed slot in rotor equipped with the test tube for needing to be centrifuged layering solution, and cover and prevent letting out lid, pass through
Controller starts No.1 motor, and No.1 motor is contacted by connecting rope with rotor bottom, reverses band to a certain extent by rope
The rotation of turn avoids the shake generated when motor work and is transferred on rotor, improves the stability of rotor rotation, thus
Improve the centrifugal effect and work quality of centrifuge；By No. two annular convex platform being arranged on case lid lower end, cooperate No.1 ring
Shape boss and ball use, while reducing the friction that rotor rotation generates, the lateral displacement that occurs when to the rotation of rotor into
Row limitation, quality unevenness causes to generate shake in rotor rotation process when alleviating because of rotor manufacture, to improve centrifuge
The effect of centrifugation avoids because vibration leads to rotor eccentricity rotation damage centrifuge, or even causes danger；Rotor is sequentially connected set
Cylinder, tapered roller bearing and adjustment gasket are connect with cabinet, and when so that No.1 motor driven rotor rotating, sleeve cooperates No. two rings
Shape boss plays the role of axially supporting to rotor, effectively increases the stability that rotor is rotated along axial line, reduces rotor and turns
Vibratory output when dynamic to guarantee the stability of centrifuge work, and then improves the centrifugal effect of centrifuge；Turned by auxiliary
Dynamic model block plays the role of Auxiliary support to the rotation of rotor, is further ensured that the stability of rotor rotation, improves centrifuge work
The stability of work guarantees centrifugal effect.
Preferably, the auxiliary rotating module is provided with multiple groups, and multiple groups assist rotating module uniform about rotor axis line
Symmetrical, auxiliary rotating module includes idler wheel, No.1 cylinder and No.1 spring；The idler wheel is rotatably connected on case by shaft
It covers in the sliding slot of setting；Shaft and sliding slot is arranged in far between the side wall of rotor in the No.1 cylinder；The No.1 spring
Shaft and sliding slot are set between the side wall of rotor；No.1 groove is additionally provided in the case side wall；The No.1 groove
It is interior to be equipped with electromagnet；The arc surface of the rotor contact of No. two annular convex platform is equipped with pressure sensor；The pressure sensing
Device is electrically connected with controller, No.1 cylinder, electromagnet；When work, by pressure sensor incude No. two annular convex platform with
The pressure value that contact is contacted between rotor, when rotor vibrates during rotation, pressure sensor experiences No. two rings
The variation of pressure value, transmits signals to controller between shape boss and rotor, work of electromagnet is controlled by controller, to rotor
Apply the attraction on a circumferencial direction so that rotor rotated along rotor axis line it is more stable, while controller control
It assists the No.1 cylinder in rotating module to push shaft, keeps shaft mobile to the direction of close rotor with idler wheel, so that rotor
The offset deviation laterally generated is limited, and is further ensured that the stability that rotor is rotated along rotor axis line, to improve centrifugation
The effect of machine centrifugation.
Preferably, the sleeve is equipped with adjustment module；The adjustment module includes arc panel, connecting plate, No. two motors
And gear ring；There are two the arc panel settings, and two arc panels are symmetrical arranged about rotor axis, and arc panel is remote with adjustment gasket
Arc-shaped connecting rod is hinged between the side of rotor axis；One end of the connecting plate is horizontally fixed on cabinet, connecting plate
The other end is hinged on the middle part of arc-shaped connecting rod, and there are two connecting plate settings, and two connecting plates are symmetrical arranged about rotor axis；
No. two motors are connected on one of connecting plate, and No. two motors engage gear ring by the gear connected on output end and turn
It is dynamic；The axial line of the gear ring is overlapped with rotor axis line, and the inside of gear ring is petal-shaped tooth-shape structure；When work, pass through tune
Section module constrains the position freedom of sleeve, to ensure that the stability when rotor rotation connected on sleeve；It is logical
No. two motor-driven gear engagement ring gear against rotation are crossed, gear ring is contacted with arc-shaped connecting rod rotation, since gear ring inner is petal-shaped
Tooth-shape structure, and be hinged on connecting plate in the middle part of arc-shaped connecting rod, so that the biggish part of gear ring inner curvature connects with arc
When extension bar contacts, arc-shaped connecting rod top is pushed to hold sleeve tightly, and constrain the position of sleeve, to make rotor along rotor
Axial line stable rotation, meanwhile, it stretches adjustment gasket and the pressing force of rotor axial is finely adjusted, guarantee the smoothness of rotor rotation
Property, and then the stability of rotor rotation is improved, the stability of centrifuge work is further improved, ensure that the effect of centrifugation
Fruit.
Preferably, the cross sectional shape of the adjustment gasket is N font；When work, with the rotation of gear ring, gasket quilt is adjusted
It pulls out, cross sectional shape is the adjustment gasket of N font due to being stretched, so that the height of adjustment gasket reduces, to realize
The position of rotor is finely adjusted, to guarantee stability when rotor rotation, and then ensure that centrifugal effect.
Preferably, the top of the adjustment gasket is equipped with No. two grooves；Pass through No. two spring connections in No. two grooves
Flexible rubber block；When work, when adjustment gasket is stretched, deformation occurs for No. two grooves, and No. two grooves squeeze elastic rubbers
Block arches upward upwards, so that elastic block rubber and tapered roller bearing keep line to contact, when adjustment gasket being avoided to be stretched and circular cone
The area of roller bearing contact increases, and influences the stability of tapered roller bearing rotation, effectively increases the stabilization of rotor rotation
Property, to improve centrifugal effect.
Preferably, the face of the arc panel and barrel contacts is equipped with elastic needle roller；When work, when arc panel embraces sleeve
When, when swinging to ajust in sleeve with arc-shaped connecting rod by ring gear against rotation, it can be generated between arc panel and sleeve opposite
Friction, by the way that elastic needle roller is arranged, on the one hand, effectively reduce the relative friction generated between arc panel and sleeve, guarantee set
The fast and stable of cylinder adjustment process carries out, and avoids the stability for influencing rotor rotation, guarantees centrifugal effect.
Beneficial effects of the present invention are as follows:
1. the present invention drives rotor rotation by rope torsion to a certain extent, the shake generated when motor work is avoided
It is transferred on rotor, the stability of rotor rotation is improved, to improve the centrifugal effect and work quality of centrifuge.
2. the present invention cooperates No.1 annular convex platform and ball to use by No. two annular convex platform being arranged on case lid lower end,
While reducing the friction that rotor rotation generates, the lateral displacement occurred when to the rotation of rotor is limited, alleviate because turn
Quality unevenness causes to generate shake in rotor rotation process when son manufacture, to improve centrifugal effect, avoid because
Lead to rotor eccentricity rotation damage centrifuge for vibration, or even causes danger.
3. the present invention cooperates No. two annular convex platform to play the role of axially supporting to rotor by sleeve, effectively increases and turn
The stability that son is rotated along axial line reduces vibratory output when rotor rotation, to guarantee the stability of centrifuge work, in turn
Improve the centrifugal effect of centrifuge；By assisting rotating module to play the role of Auxiliary support to the rotation of rotor, further
Guarantee the stability of rotor rotation, improve the stability of centrifuge work, guarantees centrifugal effect.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is main view of the invention；
Fig. 2 is partial enlarged view at A in Fig. 1；
Fig. 3 is partial enlarged view at B in Fig. 1；
Fig. 4 is partial enlarged view at C in Fig. 3；
Fig. 5 is the structural schematic diagram of gear ring；
Fig. 6 is the structural schematic diagram of arc panel and elastic needle roller；
In figure: rotor 1, cabinet 2, drive module 3, sleeve 31, No.1 motor 32, tapered roller bearing 33, adjustment gasket
34,35, No. two grooves 36 of connecting rope, elastic block rubber 37, No.1 annular convex platform 4, case lid 5, No.1 through-hole 6, anti-let out lid 7, two
Number annular convex platform 8, ball 9, auxiliary rotating module 10, idler wheel 101, No.1 cylinder 102, No.1 spring 103, No.1 groove 11,
Electromagnet 12, pressure sensor 13, adjustment module 14, arc panel 141, connecting plate 142, No. two motors 143, gear rings 144, arc
Connecting rod 145, elastic needle roller 146.
Specific embodiment
It is carried out using a kind of desk centrifuge of Fig. 1-Fig. 6 to an embodiment of the present invention as described below.
As shown in Figure 1, a kind of desk centrifuge of the present invention, including rotor 1, cabinet 2 and controller；The rotor
1 is connected to the centre of cabinet 2 by drive module 3, the skewed slot for holding test tube is equipped in rotor 1,1 top of rotor is
Arc surface, 1 top of rotor are equipped with No.1 annular convex platform 4；2 top of cabinet is equipped with case lid 5；It is corresponding in the middle part of the case lid 5 to turn
1 middle part of son is equipped with No.1 through-hole 6, and No.1 through-hole 6 is interior to let out lid 7 equipped with anti-, and 5 lower end of case lid is equipped with and 1 circular arc face contact of rotor
No. two annular convex platform 8；Ball 9, No. two annular convex platform 8 are connected between No. two annular convex platform 8 and No.1 annular convex platform 4
Face with 1 circular arc face contact of rotor is also arc surface；It is additionally provided with auxiliary rotating module 10 on the case lid 5, assists rotating module
10 contact rotation with 1 excircle of rotor；The drive module 3 includes sleeve 31, No.1 motor 32, tapered roller bearing 33 and adjusts
Whole gasket 34；The sleeve 31 is connected on 1 bottom shaft core position of rotor, and sleeve 31 passes sequentially through tapered roller bearing 33 and adjusts
Whole gasket 34 is connect with 2 bottom of cabinet；The No.1 motor 32 is arranged on the axial line of rotor 1, the output of No.1 motor 32
End is connect by connecting rope 35 with 1 bottom of rotor, and No.1 motor 32 is connected to 2 bottom of cabinet, No.1 motor 32 and controller electricity
Property connection；
When work, it will be put into the skewed slot in rotor 1 equipped with the test tube for needing to be centrifuged layering solution, and cover and prevent letting out lid 7, lead to
Controller starting No.1 motor 32 is crossed, No.1 motor 32 is contacted by connecting rope 35 with 1 bottom of rotor, is torqued into one by rope
Determining degree drives rotor 1 to rotate, and avoids the shake generated when motor work and is transferred on rotor 1, improves the rotation of rotor 1
Stability, to improve the centrifugal effect and work quality of centrifuge；Pass through No. two annular convex platform being arranged on 5 lower end of case lid
8, cooperate No.1 annular convex platform 4 and ball 9 to use, while reducing the friction that the rotation of rotor 1 generates, when to the rotation of rotor 1
The lateral displacement of generation is limited, and quality unevenness, which causes to generate in 1 rotation process of rotor, when alleviating because of the manufacture of rotor 1 trembles
It is dynamic, to improve centrifugal effect, avoid because vibration causes 1 eccentric rotary of rotor to damage centrifuge, or even hair
It is raw dangerous；Rotor 1 is sequentially connected sleeve 31, tapered roller bearing 33 and adjustment gasket 34 and connect with cabinet 2, so that No.1 motor
When 32 driving rotors 1 rotate, sleeve 31 cooperates No. two annular convex platform 8 to play the role of axially supporting to rotor 1, effectively increases
The stability that rotor 1 is rotated along axial line reduces vibratory output when rotor 1 rotates, thus guarantee the stability of centrifuge work,
And then improve the centrifugal effect of centrifuge；By assisting rotating module 10 to play the role of Auxiliary support to the rotation of rotor 1,
It is further ensured that the stability that rotor 1 rotates, improves the stability of centrifuge work, guarantee centrifugal effect.
As depicted in figs. 1 and 2, the auxiliary rotating module 10 is provided with multiple groups, and multiple groups assist rotating module 10 about turning
Sub 1 axial line is uniformly and symmetrically distributed, and auxiliary rotating module 10 includes idler wheel 101, No.1 cylinder 102 and No.1 spring 103；It is described
Idler wheel 101 is rotatably connected in the sliding slot being arranged on case lid 5 by shaft；The No.1 cylinder 102 is arranged in shaft and sliding slot
Between side wall far from rotor 1；Shaft and sliding slot is arranged between the side wall of rotor 1 in the No.1 spring 103；The machine
No.1 groove 11 is additionally provided on 2 side wall of case；Electromagnet 12 is equipped in the No.1 groove 11；No. two annular convex platform 8 turn
The arc surface of 1 contact of son is equipped with pressure sensor 13；The pressure sensor 13 and controller, No.1 cylinder 102, electromagnet
12 are electrically connected；When work, the pressure that contact is contacted between No. two annular convex platform 8 and rotor 1 is incuded by pressure sensor 13
Force value, when rotor 1 vibrates during rotation, pressure sensor 13 is experienced between No. two annular convex platform 8 and rotor 1
The variation of pressure value, transmits signals to controller, is worked by controller control electromagnet 12, applies a circumference to rotor 1
Attraction on direction so that rotor 1 rotated along 1 axial line of rotor it is more stable, while controller control auxiliary rotation mould
No.1 cylinder 102 in block 10 pushes shaft, keeps shaft mobile to the direction of close rotor 1 with idler wheel 101, so that rotor 1
The offset deviation laterally generated is limited, and is further ensured that the stability that rotor 1 is rotated along 1 axial line of rotor, thus improve from
The effect of scheming centrifugation.
As shown in Figure 1 and Figure 5, the sleeve 31 is equipped with adjustment module 14；The adjustment module 14 includes arc panel
141,142, No. two motors 143 of connecting plate and gear ring 144；There are two the arc panel 141 settings, two arc panels 141 about
1 axle center of rotor is symmetrical arranged, and arc connection is hinged between arc panel 141 and adjustment side of the gasket 34 far from 1 axle center of rotor
Bar 145；One end of the connecting plate 142 is horizontally fixed on cabinet 2, and the other end of connecting plate 142 is hinged on arc-shaped connecting rod 145
Middle part, connecting plate 142 setting there are two, two connecting plates 142 about 1 axle center of rotor be symmetrical arranged；No. two motors 143
It is connected on one of connecting plate 142, No. two motors 143 engage gear ring 144 by the gear connected on output end and rotate；Institute
The axial line for stating gear ring 144 is overlapped with 1 axial line of rotor, and the inside of gear ring 144 is petal-shaped tooth-shape structure；When work, pass through
Adjustment module 14 constrains the position freedom of sleeve 31, to ensure that when the rotor 1 connected on sleeve 31 rotates
Stability；Gear engaging tooth circle 144 is driven to rotate by No. two motors 143, gear ring 144 is contacted with the rotation of arc-shaped connecting rod 145,
It due to being petal-shaped tooth-shape structure inside gear ring 144, and is hinged on connecting plate 142 in the middle part of arc-shaped connecting rod 145, so that tooth
When enclosing the biggish part of 144 inner curvatures and contacting with arc-shaped connecting rod 145,145 top of arc-shaped connecting rod is pushed to hold sleeve 31 tightly,
And the position of sleeve 31 is constrained, thus make rotor 1 along 1 axial line stable rotation of rotor, meanwhile, stretch adjustment gasket 34
To rotor 1, axial pressing force is finely adjusted, and guarantees the fluency that rotor 1 rotates, and then improve the stabilization of the rotation of rotor 1
Property, the stability of centrifuge work is further improved, ensure that the effect of centrifugation.
As shown in Figure 1, the cross sectional shape of the adjustment gasket 34 is N font；When work, with the rotation of gear ring 144, adjust
Whole gasket 34 be pulled outwardly it is dynamic, cross sectional shape be N font adjustment gasket 34 due to being stretched so that adjustment gasket 34 height
It reduces, the position of rotor 1 is finely adjusted to realize, to guarantee stability when rotor 1 rotates, and then ensure that centrifugation
The effect of machine centrifugation.
As shown in figure 4, the top of the adjustment gasket 34 is equipped with No. two grooves 36；Pass through No. two in No. two grooves 36
Spring is connected with elastic block rubber 37；When work, when adjustment gasket 34 is stretched, deformation occurs for No. two grooves 36, and No. two recessed
Slot 36 squeezes elastic block rubber 37 and arches upward upwards, so that elastic block rubber 37 keeps line to contact with tapered roller bearing 33, avoids
The area that adjustment gasket 34 contacts when being stretched with tapered roller bearing 33 increases, and influences the stabilization of the rotation of tapered roller bearing 33
Property, the stability of the rotation of rotor 1 is effectively increased, to improve centrifugal effect.
As shown in Figure 3 and Figure 6, the face that the arc panel 141 is contacted with sleeve 31 is equipped with elastic needle roller 146；When work,
When arc panel 141 embraces sleeve 31, swing to ajust in sleeve 31 with arc-shaped connecting rod 145 by the rotation of gear ring 144
When, relative friction can be generated between arc panel 141 and sleeve 31, by the way that elastic needle roller 146 is arranged, on the one hand, effectively reduce
The relative friction generated between arc panel 141 and sleeve 31 guarantees that sleeve 31 adjusts the fast and stable progress of process, avoids influencing
The stability that rotor 1 rotates, guarantees centrifugal effect.
Specific working mode:
When work, it will be put into the skewed slot in rotor 1 equipped with the test tube for needing to be centrifuged layering solution, and cover and prevent letting out lid 7, lead to
Controller starting No.1 motor 32 is crossed, No.1 motor 32 is contacted by connecting rope 35 with 1 bottom of rotor, is torqued into one by rope
Determining degree drives rotor 1 to rotate, and avoids the shake generated when motor work and is transferred on rotor 1, improves the rotation of rotor 1
Stability, to improve the centrifugal effect and work quality of centrifuge；Pass through No. two annular convex platform being arranged on 5 lower end of case lid
8, cooperate No.1 annular convex platform 4 and ball 9 to use, while reducing the friction that the rotation of rotor 1 generates, when to the rotation of rotor 1
The lateral displacement of generation is limited, and quality unevenness, which causes to generate in 1 rotation process of rotor, when alleviating because of the manufacture of rotor 1 trembles
It is dynamic, to improve centrifugal effect, avoid because vibration causes 1 eccentric rotary of rotor to damage centrifuge, or even hair
It is raw dangerous；Rotor 1 is sequentially connected sleeve 31, tapered roller bearing 33 and adjustment gasket 34 and connect with cabinet 2, so that No.1 motor
When 32 driving rotors 1 rotate, sleeve 31 cooperates No. two annular convex platform 8 to play the role of axially supporting to rotor 1, effectively increases
The stability that rotor 1 is rotated along axial line reduces vibratory output when rotor 1 rotates, thus guarantee the stability of centrifuge work,
And then improve the centrifugal effect of centrifuge；By assisting rotating module 10 to play the role of Auxiliary support to the rotation of rotor 1,
It is further ensured that the stability that rotor 1 rotates, improves the stability of centrifuge work, guarantee centrifugal effect.
In the description of the present invention, it is to be understood that, term " center ", "front", "rear", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as "top", "bottom" "inner", "outside" be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for the description present invention and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the scope of the invention.
Although the present invention be illustrated by specific embodiment, it will be appreciated by those skilled in the art that, do not departing from
In the case where the scope of the invention, various transformation and equivalent substitute can also be carried out to the present invention.In addition, being directed to particular condition or material
Material, can do various modifications to the present invention, without departing from the scope of the present invention.Therefore, the present invention is not limited to disclosed tool
Body embodiment, and should include the whole embodiments fallen within the scope of the appended claims.
Claims (6)
1. a kind of desk centrifuge, including rotor (1), cabinet (2) and controller, it is characterised in that: the rotor (1) passes through drive
Dynamic model block (3) is connected to the centre of cabinet (2), and the skewed slot for holding test tube, rotor (1) top are equipped in rotor (1)
For arc surface, rotor (1) top is equipped with No.1 annular convex platform (4)；Cabinet (2) top is equipped with case lid (5)；The case lid
(5) No.1 through-hole (6) are equipped in the middle part of middle part respective rotor (1), are let out lid (7) in No.1 through-hole (6) equipped with anti-, case lid (5) lower end
It is equipped with No. two annular convex platform (8) with rotor (1) circular arc face contact；No. two annular convex platform (8) and No.1 annular convex platform
(4) it is connected between ball (9), the face of No. two annular convex platform (8) and rotor (1) circular arc face contact is also arc surface；The case
It is additionally provided with auxiliary rotating module (10) on lid (5), rotating module (10) is assisted to contact rotation with rotor (1) excircle；The drive
Dynamic model block (3) includes sleeve (31), No.1 motor (32), tapered roller bearing (33) and adjustment gasket (34)；The sleeve
(31) it is connected on the shaft core position of rotor (1) bottom, sleeve (31) passes sequentially through tapered roller bearing (33) and adjustment gasket
(34) it is connect with cabinet (2) bottom；The No.1 motor (32) is arranged on the axial line of rotor (1), No.1 motor (32)
Output end is connect by connecting rope (35) with rotor (1) bottom, and No.1 motor (32) is connected to cabinet (2) bottom, No.1 motor
(32) it is electrically connected with controller.
2. a kind of desk centrifuge according to claim 1, it is characterised in that: the auxiliary rotating module (10) is provided with
Multiple groups, multiple groups auxiliary rotating module (10) are uniformly and symmetrically distributed about rotor (1) axial line, and auxiliary rotating module (10) includes rolling
Take turns (101), No.1 cylinder (102) and No.1 spring (103)；The idler wheel (101) is rotatably connected on case lid (5) by shaft
In the sliding slot of setting；The No.1 cylinder (102) is arranged between the side wall of shaft and sliding slot far from rotor (1)；The No.1
Spring (103) is arranged in shaft and sliding slot between the side wall of rotor (1)；It is recessed that No.1 is additionally provided on cabinet (2) side wall
Slot (11)；Electromagnet (12) are equipped in the No.1 groove (11)；The circle of rotor (1) contact of No. two annular convex platform (8)
Cambered surface is equipped with pressure sensor (13)；The pressure sensor (13) and controller, No.1 cylinder (102), electromagnet (12)
It is electrically connected.
3. a kind of desk centrifuge according to claim 1, it is characterised in that: the sleeve (31) is equipped with adjustment module
(14)；The adjustment module (14) includes arc panel (141), connecting plate (142), No. two motors (143) and gear ring (144)；Institute
State arc panel (141) setting there are two, two arc panels (141) about rotor (1) axle center be symmetrical arranged, arc panel (141) with
Arc-shaped connecting rod (145) are hinged between the side in separate rotor (1) axle center of adjustment gasket (34)；The connecting plate (142)
One end is horizontally fixed on cabinet (2), and the other end of connecting plate (142) is hinged on the middle part of arc-shaped connecting rod (145), connecting plate
(142) there are two setting, two connecting plates (142) are symmetrical arranged about rotor (1) axle center；No. two motors (143) connection
Wherein on a connecting plate (142), No. two motors (143) are rotated by gear engagement gear ring (144) connected on output end；
The axial line of the gear ring (144) is overlapped with rotor (1) axial line, and the inside of gear ring (144) is petal-shaped tooth-shape structure.
4. a kind of desk centrifuge according to claim 1, it is characterised in that: the cross sectional shape of adjustment gasket (34)
For N font.
5. a kind of desk centrifuge according to claim 4, it is characterised in that: the top of adjustment gasket (34) is equipped with
No. two grooves (36)；Elastic block rubber (37) are connected with by No. two springs in No. two grooves (36).
6. a kind of desk centrifuge according to claim 1, it is characterised in that: the arc panel (141) and sleeve (31)
The face of contact is equipped with elastic needle roller (146).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211524.8A CN109759247B (en) | 2019-03-20 | 2019-03-20 | Table type centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910211524.8A CN109759247B (en) | 2019-03-20 | 2019-03-20 | Table type centrifuge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109759247A true CN109759247A (en) | 2019-05-17 |
| CN109759247B CN109759247B (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910211524.8A Active CN109759247B (en) | 2019-03-20 | 2019-03-20 | Table type centrifuge |
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| CN (1) | CN109759247B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229348A (en) * | 2020-10-31 | 2021-01-15 | 江苏万丰船用设备制造有限公司 | Rotatory axiality detection mechanism of centrifugation bucket |
| CN114308415A (en) * | 2021-12-23 | 2022-04-12 | 广州维基科技有限公司 | Modified coating material trace high-speed centrifuge device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112229348A (en) * | 2020-10-31 | 2021-01-15 | 江苏万丰船用设备制造有限公司 | Rotatory axiality detection mechanism of centrifugation bucket |
| CN112229348B (en) * | 2020-10-31 | 2021-12-24 | 江苏万丰船用设备制造有限公司 | Rotatory axiality detection mechanism of centrifugation bucket |
| CN114308415A (en) * | 2021-12-23 | 2022-04-12 | 广州维基科技有限公司 | Modified coating material trace high-speed centrifuge device |
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