CN207188021U - Board-like centrifuge - Google Patents

Abstract

It the utility model is related to a kind of board-like centrifuge, it is characterised in that：Including shell, upper lid and top cap connection device, the shell of tubbiness includes top plate, top plate definition has upper lid accepting groove, top cap connection device is arranged on the inside of the top plate, top cap connection device includes base portion and pivot fixed part, the end of the upper lid is set in the both ends of rotating shaft, is rotationally clipped between pivot fixed part and base portion in the middle part of rotating shaft, with the rotation connection covered in realization.The beneficial effects of the utility model are：The utility model top cap connection device is coordinated by base portion and pivot fixed part can rotation connection that is relatively closer and conveniently realizing upper lid.

Description

Board-like centrifuge

Technical field

The device that centrifugal treating is carried out to biological sample is the utility model is related to, in particular, the utility model is related to A kind of board-like centrifuge.

Background technology

In molecular biology research and experimental field, separated from biological specimen, extract the specific life such as nucleic acid, protein Thing component, it is a kind of basis applied very universal operation, be all follow-up studies and experiment.Conventional biological specimen includes Animal tissue, plant tissue and microorganism etc..At present, existing a variety of methods can be used to realize and particular organisms component is carried Take, operating personnel selection distinct methods, are combined, realization pair according to the difference of original biological specimen according to certain step The extraction of particular organisms component.Involved concrete operations include grinding, breaking born of the same parents, solid-liquid mixing, centrifugation, mistake for solid-state sample Filter, chromatography, electrophoresis etc..

When carrying out centrifugal treating to biological sample, it is necessary to use centrifuge.Prior art centrifuge includes motor, rotated Axle and test tube disk seat, multiple jacks for being used to insert test tube being provided with test tube disk seat, test tube disk seat is located at the top of motor, One end of rotary shaft and the output axis connection of motor, the other end of rotary shaft are connected on test tube disk seat, by the rotation of motor, Test tube disk seat is driven to rotate, so as to carry out centrifugal treating to invisible spectro biological sample.The centrifuge of this structure, it is generally upper to cover Certain space is had with the pivot joint structure of housing, when centrifuge work rotates at a high speed, the attachment structure of upper lid and housing Excessively loosening can cause to centrifuge machine vibration, or even influence centrifuge normal operation.

Utility model content

The purpose of this utility model is to provide a kind of board-like centrifuge, it is intended to solves upper lid and housing of the prior art Pivotally connected untight problem.

A kind of board-like centrifuge, including shell, upper lid and top cap connection device, the shell of tubbiness include top plate, and top plate is fixed Justice has upper lid accepting groove, and top cap connection device is arranged on the inside of the top plate, and top cap connection device includes base portion and pivot is consolidated Determine portion, the end of the upper lid is set in the both ends of rotating shaft, be rotationally clipped in the middle part of rotating shaft pivot fixed part and base portion it Between, with the rotation connection covered in realization.

Further, a sidewall spacers of upper lid accepting groove are provided with two upper lid mounting holes, and upper lid is included from one end The lug that two parallel intervals extending are set, axis hole is provided with the lug, two lugs of upper lid are pacified through upper lid After filling hole, the both ends of rotating shaft are set in by the axis hole on lug.

Further, the base portion is arranged on the inside of top plate, it include being arranged on two go up between lid mounting holes the One support block and the second support block, the first support block and the second support block correspond to rotating shaft and are provided with the first dress axial trough, and pivot is fixed The surface definition of portion towards base portion has the collecting sky of the second dress axial trough, the first dress axial trough and the second dress axial trough common definition rotating shaft Between.

Further, pivot fixed part being provided at both ends with for the damping against the lug adjacent to upper lid mounting hole Part.

Further, damping piece, which protrudes from the end of pivot fixed part, includes the contact surface of an arc.

Further, side wall of the pivot fixed part adjacent to the both ends of upper lid mounting hole is additionally provided with damping piece installation Hole, damping piece one end are fixed and are housed in damping piece mounting hole, and the other end of damping piece protrudes from pivot fixed part.

Further, lug has different thickness, so as to it is upper lid from be opened to closed position rotate when, pivot fixed part Gap between both ends and lug diminishes.

Further, in addition to bottom plate, enclosure are provided with tumbler, the tumbler include motor, power transmission shaft, Bottom hub cap, top hub cap and carrying case；

The bottom hub cap and top hub cap are oppositely arranged, and the top of the carrying case is fixed on the hub cap of top, are loaded The bottom of box is fixed on the hub cap of bottom, and the top hub cap is provided with the socket of connection carrying case；

The middle part of the bottom hub cap has the motor installation housing to raise up, and the motor is fixed on bottom plate and position In in motor mounting shell body, power transmission shaft is connected on motor output shaft, the motor installation of described top hub cap and bottom hub cap Housing is fixed on power transmission shaft.

Further, two loadings are symmetrically arranged with along center transmission shaft between the top hub cap and bottom hub cap Box.

Further, the carrying case is made up of loading plate, the first folded plate and the second folded plate, the both ends of the loading plate Stretch out and described the first folded plate and the second folded plate are formed after bending in the same direction, and the first folded plate and the second folded plate are each perpendicular to Described loading plate.

Further, the socket of the top hub cap is square, and the socket by be oppositely arranged on the hub cap of top One inwall and the second inwall and the 3rd inwall being oppositely arranged and the 4th inwall are enclosed and formed；

The top of the loading plate is resisted against on the first described inwall, and the top of first folded plate is resisted against described On 3rd inwall, the top of second folded plate is resisted against on the 4th described inwall；

Outwardly projection is provided with first inwall, the second inwall, the 3rd inwall and the 4th inwall, and Described projection is pressed in the top of the carrying case.

It can compare closely from the foregoing, it will be observed that the utility model top cap connection device is coordinated by base portion and pivot fixed part With the rotation connection for conveniently realizing upper lid.Pivot fixed part is separately provided for against institute adjacent to the both ends of upper lid mounting hole State the damping piece of lug, the open and close excessive velocities of lid can not only be prevented, moreover it is possible in elimination lid installation gap caused by from Lid rocks caused vibration or noise on when scheming works, and eliminates the work hidden danger of centrifuge.In addition, lug have it is different Thickness, upper lid caused by mismachining tolerance can be made up and loosened, yet further enhances the stability covered when centrifuge works.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram of board-like centrifuge in the utility model one embodiment.

Fig. 2 is the configuration schematic diagram of board-like centrifuge in the utility model one embodiment.

Fig. 3 is the configuration schematic diagram of tumbler in the utility model one embodiment.

Fig. 4 is the dimensional structure diagram of motor mount plate in the utility model one embodiment.

Fig. 5 is motor and the structural representation of motor mount plate in the utility model one embodiment.

Fig. 6 is the structural representation of the loading plate of carrying case in the utility model one embodiment.

Fig. 7 is the dimensional structure diagram of the utility model one embodiment middle and upper part hub cap.

Fig. 8 is the dimensional structure diagram of the utility model one embodiment middle and lower part hub cap.

Fig. 9 is the top view of board-like centrifuge in the utility model another embodiment.

Figure 10 is the diagrammatic cross-section at A-A in Fig. 9.

Figure 11 is the top view of board-like centrifuge in the utility model another embodiment.

Figure 12 is the cross-sectional view at B-B in Figure 11.

Figure 13 is the dimensional structure diagram of board-like centrifuge in the utility model another embodiment.

Figure 14 is the dimensional structure diagram at another visual angle of board-like centrifuge in Figure 13 embodiments.

Figure 15 is the upper lid of the board-like centrifuges of Figure 13 and the dimensional structure diagram of part top cap connection device.

Figure 16 is the dimensional structure diagram of the base portion of the top cap connection device of the board-like centrifuges of Figure 13.

Figure 17 is the dimensional structure diagram of the pivot fixed part of the top cap connection device of the board-like centrifuges of Figure 13.

Figure 18 is the cross-sectional view at E-E in Figure 17.

Figure 19 is the top view of the board-like centrifuges of Figure 13.

Figure 20 is the section mplifying structure schematic diagram at C-C in Figure 19.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.

The utility model proposes first embodiment, the present embodiment proposes a kind of board-like centrifuge, as shown in Figure 1, Figure 2 and schemes Shown in 3, the board-like centrifuge includes bottom plate 10 and shell 20, and shell 20 is fixed on bottom plate 10, and the inside of shell 20 has cavity volume, Be provided with tumbler 30 in the cavity volume, in the present embodiment, tumbler 30 include motor, power transmission shaft 302, bottom hub cap 40, Top hub cap 50 and carrying case 60, as shown in Figure 2 and Figure 3, shell 20 is substantially cylindrical, the top hub cap 50 and bottom Hub cap 40 is rounded, and the diameter of top hub cap 50 and bottom hub cap 40 is less than the internal diameter of shell 20；The bottom hub cap 40 and upper The size of portion's hub cap 50 is identical, and top hub cap 50 is located at the top of bottom hub cap 40 and is oppositely arranged.The He of top hub cap 50 Two carrying cases 60 are provided with along power transmission shaft 302 is centrosymmetric between bottom hub cap 40, wherein, the top of the carrying case 60 It is fixed on top hub cap 50, the bottom of carrying case 60 is fixed on bottom hub cap 40, and the top hub cap 50 is provided with connection The socket 501 of carrying case.For inserting Reagent Tube into the carrying case 60, when needing to centrifuge reagent, by upper The socket 501 of portion's hub cap 50 is put into the rack for test tube for being mounted with test tube into two carrying cases 60, and the test tube in rack for test tube is along horizontal Direction is put, and the bottom of test tube is directed away from the direction of power transmission shaft 302；The rotation of tumbler 30 then centrifuges to test tube Processing so that the solution in test tube gathers test tube bottom.Further, the middle part of the bottom hub cap 40 has and raised up Motor installation housing 401, the motor be fixed on bottom plate 10 and positioned at motor installation housing 401 in, motor installation housing 401 between two carrying cases 60；Power transmission shaft 302 is connected on the output shaft of motor, and described top hub cap 50 is with The motor installation housing 401 of portion's hub cap 40 is fixed on power transmission shaft 302, and the rotation of motor then drives top hub cap 50 and bottom to turn Lid 40 together rotates.

By above-mentioned structure, after rack for test tube is put into carrying case 60 by the socket 501 by top hub cap 50, open Dynamic centrifuge, is centrifuged to the test tube on rack for test tube, because the middle part of bottom hub cap 40 is provided with the motor to raise up peace Housing 401 is filled, motor loads in described motor installation housing 401 so that the center of gravity of motor is located at the level side of bottom hub cap 40 To top position；Carrying case 60 is arranged between top hub cap 50 and bottom hub cap 40, and positioned at motor installation housing 401 Both sides, rack for test tube is put into carrying case 60, compared with prior art in test tube disk seat is directly fixed on the top of power transmission shaft Centrifuge, the height residing for rack for test tube is reduced, be not in vibration by a relatively large margin, so as to improve when the motor is energized Board-like centrifuge traveling comfort；Simultaneously as top hub cap 50, bottom hub cap 40 and two carrying cases 60 are along biography 302 centrosymmetric structure of moving axis, make the center of gravity position of rack for test tube, carrying case 60, top hub cap 50 and the entirety of bottom hub cap 40 In on the center line of power transmission shaft 302, when motor is driven in top hub cap 50, bottom hub cap 40, carrying case 60 and carrying case 60 Rack for test tube rotate when, it is rotated around the center line of power transmission shaft 302, thus rotate it is very steady, so as to reduce Vibration when centrifuge is run, reduces the overall center of gravity of centrifuge, and the overall operation of centrifuge is then more steady.Under in addition, The middle part of portion's hub cap 40 raises up to form motor installation housing 401, and carrying case 60 is located at the both sides of motor installation housing 401, After being put into rack for test tube in carrying case 60, rack for test tube is then installed between top hub cap 50 and bottom hub cap 40, and positioned at motor The both sides of housing 401, it is this it is rational in infrastructure make use of space limited inside centrifuge, reduce of the present utility model board-like The overall height of centrifuge so that overall compact-sized, compact of board-like centrifuge.

In the above-described embodiment, as shown in Figure 1 and Figure 2, the bottom of bottom plate 10 is provided with a beam 101, beam 101 are screwed in the lower surface of bottom plate 10, and beam 101 serves supporting role to shell 20, meanwhile, it is board-like from When scheming carries out centrifugal treating, beam 101 serves buffering, the effect of damping to board-like centrifuge, described in the present embodiment Beam 101 in a ring, middle by the way of multiple support feet cups compared with prior art, the beam 101 of this structure has There is more preferably damping effect.

Further, in the above-described embodiment, for the mounting structure of the motor, as shown in Figure 4, Figure 5, this practicality New to propose a specific embodiment, described motor is fixed in a motor mount plate 70, and Fig. 4 is motor mount plate 70 Dimensional structure diagram, the motor mount plate 70 include fixed plate 701, supporting plate 702 and fixing end 703, described horse Up to being fixed in described fixed plate 701, there is centre bore 7010 at the center of fixed plate 701, the output shaft of motor is from fixation The centre bore of plate 701 is passed through, and motor is fixed on to the lower section of described fixed plate 701 by screw；The both ends of fixed plate 701 to It is outer to extend and form two supporting plates 702 after bending in the same direction, and supporting plate 702 and fixed plate 701 are perpendicular, motor is then located at two Between individual supporting plate 702；The bottom of the supporting plate 702 stretches out and forms described fixing end 703, fixing end after bending 703 is perpendicular with supporting plate 702, and screw hole 7030 is provided with fixing end 703, is fixed fixing end 703 by locking screw On described bottom plate 10.By the effect of motor mount plate 70, motor is fixed, while in the present embodiment, motor Installing plate 70 has raised the location of motor, and the output shaft of motor is directly connected with power transmission shaft 302, so as to shortening as far as possible The length of power transmission shaft 302, power transmission shaft 302 is avoided to be trembled in rotation process so that the rotation of power transmission shaft 302 is more flat Surely, the operation of board-like centrifuge is more steady.

On the basis of above-described embodiment, for described carrying case 60, as shown in fig. 6, the utility model proposes one Specific embodiment, wherein, described carrying case 60 is made up of loading plate 601, the first folded plate 602 and the second folded plate 603, described The both ends of loading plate 601 stretch out and form described the first folded plate 602 and the second folded plate 603, and first after bending in the same direction The folded plate 603 of folded plate 602 and second is each perpendicular to described loading plate 601, and as shown in Figure 2 and Figure 3, carrying case 60 is fixed on After between portion's hub cap 50 and bottom hub cap 40, i.e. form side has the shape of opening to carrying case 60, and rack for test tube is put into loading When in box 60, rack for test tube is then between described the first folded plate 602 and the second folded plate 603, and the test tube bottom on rack for test tube is then Lean against on described loading plate 601, when carrying case 60 rotates, under the influence of centrifugal force, the sample in test tube then converges to examination The bottom of pipe.In the present embodiment, the design of 60 such a structure of carrying case, not to size of the carrying case 60 along test tube length direction It is defined, when test tube is put into carrying case 60, carrying case 60 is applicable to the different test tube of different lengths, therefore this practicality New board-like centrifuge can carry out centrifugal treating to the test tube of plurality of specifications, and its is applied widely.

On the basis of embodiment illustrated in fig. 6, for the structure of the fixation carrying case 60, the utility model proposes one Specific embodiment, as shown in Fig. 7, Fig. 8 and Fig. 3, the socket 501 of the top hub cap 50 is square, and the socket 501 by The first inwall 5011 being oppositely arranged on top hub cap 50 and the second inwall（Do not indicated in figure）And in the 3rd be oppositely arranged The inwall 5014 of wall 5013 and the 4th, which encloses, to be formed, when the top of carrying case 60 is arranged on top hub cap 50, the top of loading plate 601 End is resisted against on the first described inwall 5011, and the top of first folded plate 602 is resisted against on the 3rd described inwall 5013, The top of second folded plate 603 is resisted against on the 4th described inwall 5014；Also, in first inwall 5011, second Outwardly projection 5015, and described projection are provided with inwall, the 3rd inwall 5013 and the 4th inwall 5014 5015 are pressed in the top of the carrying case 60.As shown in Fig. 8, Fig. 3, the upper surface of the bottom hub cap 40 has limiting plate 402 With limited block 403, limiting plate 402 and limited block 403 are provided with two groups along power transmission shaft 302 is centrosymmetric in the present embodiment, institute The limiting plate 402 stated includes the first limiting plate 4021, the second limiting plate 4022 and the 3rd limiting plate 4023, bottom hub cap 40 Circle, the both ends of the first limiting plate 4021 are located on the circumference of bottom hub cap 40, the second limiting plate 4022 and the 3rd limiting plate 4023 are respectively positioned on the same side of the first limiting plate 4021, and are respectively perpendicular the both ends for being connected to the first described limiting plate 4021 On；Further, limited block 403 is arranged on the side of the first limiting plate 4021, turns when the bottom of carrying case 60 is fixed on bottom When on lid 40, the bottom of loading plate 601 is caught between the described limiting plate 4021 of limited block 403 and first, first folded plate 602 are resisted against on the second described limiting plate 4022, and second folded plate 603 is resisted against on the 3rd described limiting plate 4023. By such a fixed structure of carrying case 60, when installing carrying case 60, it is only necessary to by carrying case 60 be caught in bottom hub cap 40 with Between top hub cap 50, hereafter top hub cap 50 is fixed, then completes the installation to carrying case 60, is also only needed during dismounting After top hub cap 50 is dismantled, carrying case 60 is removed from bottom hub cap 40, this structure of carrying case 60 is easy to reality Now mount and dismount.

On the basis of above-described embodiment, for described board-like centrifuge, as shown in Fig. 9, Figure 10 and Fig. 7, Fig. 8, The utility model proposes a specific embodiment, in Fig. 8, the top of described motor installation housing 401 is provided with for making biography The first fixing hole 4011 that moving axis 302 passes through, in Fig. 7, it is provided with the center of the top hub cap 50 for making power transmission shaft 302 The second fixing hole 502 passed through, when power transmission shaft 302 passes through from the first fixing hole 4011 and the second fixing hole 502, pass through lock Enter screw, top hub cap 50 and bottom hub cap 40 are fixed on power transmission shaft 302, during revolution, pass through the work of power transmission shaft 302 With drive top hub cap 50 and bottom hub cap 40 rotate.In the present embodiment, as shown in Fig. 1, Fig. 9 and Figure 10, the shell 20 Top be provided with and be put into mouth 201 for be put into test tube, the top of the shell 20 is rotatablely installed puts for covering described The upper lid 202 of entrance 201, the top of the shell 20 are provided with a through hole 203, top the leading to from shell 20 of power transmission shaft 302 Passed in hole 203, and the top of power transmission shaft 302 is installed with for the friction pulley 204 being adjusted to power transmission shaft 302. When needing to carry out centrifugal treating to the sample in test tube, described power transmission shaft 302 is rotated by friction pulley 204, makes carrying case 60 positioned at being put into the underface of mouth 201, after being put into first rack for test tube, by 90 ° of rotating drive shaft again of friction pulley 204, makes Another carrying case 60 is located at the underface for being put into mouth 201, is hereafter put into second rack for test tube, after covering described upper lid 202, Board-like centrifuge is controlled by the control panel at the top of shell 20, control panel can adjust the rotating speed of motor, control Time of centrifugal treating etc.；After the completion of centrifugal treating, motor is set to stop operating by control panel 205, when carrying case 60 stops After rotation, by the rotating drive shaft 302 of friction pulley 204, first carrying case 60 is in the underface for being put into mouth 201, take out First rack for test tube through centrifugal treating, thereafter through 90 ° of rotating drive shaft again of friction pulley 204, take out through centrifugal treating Second rack for test tube.

Further, as shown in Figure 11, Figure 12, on the basis of embodiment described in Fig. 9, Figure 10, the utility model also carries A specific embodiment is gone out, a position detector 80 is installed on described bottom plate 10, under being detected by the position detector 80 The position of portion's hub cap 40, when starting board-like centrifuge progress centrifugal treating, position detector 80 is stopped, now motor 301 range of speeds is 2000-2700r/min, rotating speed can be adjusted according to being actually needed；When board-like centrifuge stop from Heart processing, and when motor 301 be in inertia rotation, position detector 80 is then started working, when detecting that carrying case 60 is not in When being put into the underface of mouth 201, position detector 80 produces contraposition signal control motor, makes the rotation of motor 301 at a slow speed, typically , it is 300r/min to control the rotating speed of motor 301, when motor 301 drives carrying case 60 to turn to the underface of entrance 201, position Put generation the first stop signal control motor of sensor 80 to stop operating so that the basic contraposition entrance after stopping operating of carrying case 60 201 underface, consequently facilitating taking out rack for test tube in one of carrying case 30 from mouth 201 is put into；Hereafter, chain of command is passed through Switching push button on plate, 180 ° of the rotation of control motor 301 again at a slow speed, in general, the rotating speed of motor 301 is 300r/min, when When another carrying case 60 of the drive of motor 301 turns to the underface of entrance 201, position sensor 80 produces the second stop signal Control motor stops operating so that the underface of another carrying case 60 basic contraposition entrance 201 after stopping operating, is easy to from putting Entrance 201 takes out the rack for test tube in another carrying case.

With reference to figure 13-15, in an embodiment, the shell 20 is tubbiness, and it includes top plate 21, and being defined on top plate 21 has Upper lid accepting groove 22.The form fit of the upper lid accepting groove 22 and upper lid 202, when upper lid 202 is closed, upper lid 202 houses Lid accepting groove 22 is interior on described and covers the pending test tube being put into mouth 201.

The board-like centrifuge of present embodiment further comprises top cap connection device 90, and the top cap connection device 90 is used for It is rotatablely installed the upper lid 202.In the present embodiment, the top cap connection device 90 includes base portion 91 and pivot fixed part 92. The end of the upper lid 202 is set in the both ends of rotating shaft 93, and the middle part of rotating shaft 93 is rotationally clipped in pivot fixed part 92 and pedestal Between portion 91, to realize the rotation connection of upper lid 202.In the present embodiment, top cap connection device 90 is arranged on the shell 20 The inner side of top plate 21.The utility model top cap connection device 90 is coordinated by base portion 91 and pivot fixed part 92 can be relatively tighter Rotation connection that is close and conveniently realizing lid 202.

Figure 16 is referred in the lump, and a side wall 23 of the crown center of close shell 20 of the upper lid accepting groove 22 is arranged at intervals There are two upper lid mounting holes 231, the upper lid mounting hole penetrates the top plate 21 of the shell 20.

Referring again to Figure 15, in the present embodiment, two parallel intervals that the upper lid 202 includes extending from one end are set Sheet lug 2021, be provided with axis hole 2023 on the sheet lug 2021, described two upper lid mounting holes 231 be used for through And house the sheet lug 2021.Two lugs 2021 of the upper lid 202 pass through upper lid mounting hole 231 after by lug Axis hole 2023 be set in the both ends of rotating shaft 93 and realize the pivotally connected of upper lid 202.

Refer to Figure 16 in the lump, in the present embodiment, the inner side that the top cap connection device 90 is arranged on the top plate 21 is neighbouring The position of side wall 23.The base portion 91 includes the first support block 911, the second support block 912 for being arranged on the inner side of top plate 21, institute State the first support block 911 and the second support block 912 is respectively adjacent to lid mounting hole 231 and is arranged on two upper lid mounting holes 231 Between.Base portion 91 also includes the first stopper 913 and the second stopper 914 for being arranged on the inner side of top plate 21, and two upper lids Mounting hole 231 is between the first stopper 913 and the second stopper 914.In the present embodiment, the first support block 911 and first Stopper 913 is neighbouring and positioned at the both sides of a upper lid mounting hole 231, and the second support block 912 and the second stopper 914 are adjacent to simultaneously Positioned at the both sides of another upper lid mounting hole 231.Base portion 91 described in the present embodiment includes the first dress that corresponding rotating shaft 93 is set Axial trough 915.The first dress axial trough 915 is defined on the first support block 911, the second support block 912, the first stopper 913 and the Two stoppers 914 are towards the surface of pivot fixed part 92.First support block 911 and the second support block 912 are towards pivot fixed part 92 surface there is also defined multiple axle fixing threaded holes 918.

In alternate embodiments, the stopper 914 of the first stopper 913 and second is used to limit the axially shifting of rotating shaft 93 It is dynamic, when the first support block 911 and the second support block 912 are provided with axial movement position limiting structure such as jump ring, for limiting rotating shaft During 93 axial movement, the stopper 914 of the first stopper 913 and second can omit, now only the first support block and the Two support blocks correspond to rotating shaft and are provided with the first dress axial trough 915.In other alternate embodiments, the first support block 911 and the second support Block 912 is also substitutable for a longer support block, but two support blocks are because frictional force is smaller more advantageous.

Figure 17-20, the substantially square strip of pivot fixed part 92 are referred in the lump, and its length is substantially equal to two upper lid peaces The distance between hole 231 is filled, the both ends of pivot fixed part 92 correspond to the axle of the first support block 911 and the second support block 912 respectively Fixing threaded hole 918 is provided with axle fixed via 928.The surface definition of pivot fixed part 92 towards base portion 91 has and the first dress axle The second dress axial trough 925 that groove 915 is adapted to, the collecting that the first dress axial trough 915 and second fills the common definition rotating shaft 93 of axial trough 925 are empty Between.

In the present embodiment, the pivot fixed part 92 includes side wall 921,922 adjacent to the both ends of upper lid mounting hole 231, point It is not provided with for the damping piece 921 against the lug 2021.In the present embodiment, the pivot fixed part 92 is adjacent to upper lid peace The side wall 921,922 in dress hole 231 is additionally provided with damping piece mounting hole 922, and the damping piece 921 is rubber blanket, and its one end is fixed It is housed in damping piece mounting hole 92, the end of the other end protrudes from pivot fixed part 92 and is used for against the lug 2021, compared with In good embodiment, in order to adaptively adjust the size of resistance, the damping piece 921 protrudes from the other end of pivot fixed part 92 Include the contact surface of an arc.The damping piece 921 of the present embodiment all the time can be against around rotating shaft during the upper folding of lid 202 93 lugs 2021 rotated, the open and close excessive velocities of lid can not only be prevented, moreover it is possible to which lid 202 is installed gap and caused in elimination Centrifuge work when on lid rock caused by vibration or noise, eliminate the work hidden danger of centrifuge.In better embodiment, The lug 2021 has different thickness, can make up caused by mismachining tolerance lid and loosen, and also may be such that lid 202 from beating When reaching closed position rotation, the gap between the both ends of pivot fixed part 92 and lug 2021 diminishes so that lug 2021 and resistance There is bigger elastic force between damping member 921, further enhance the stability covered when centrifuge works.

When the board-like centrifuge of the utility model is installed, two lugs 2021 of upper lid 202 are first respectively penetrated into upper lid and installed In hole 231, the first dress axial trough 915 is put into after the both ends of rotating shaft 93 then are passed through into the axis hole 2023 on lug 2021, then by pivot The second dress contraposition of axial trough 925 of axle fixed part 92 is housed and pushes down rotating shaft 93, and the axle fixed via 928 is passed through using bolt 94 After be fixed in axle fixing threaded hole 918, you can be arranged on the pivot fixed part 92 is corresponding in base portion 91 and covered on realizing 202 it is pivotally connected.The board-like centrifuge mounting means of utility model of the present utility model is relatively simple.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (11)

1. A kind of 1. board-like centrifuge, it is characterised in that：Including shell, upper lid and top cap connection device, the shell of tubbiness includes top Plate, top plate definition have upper lid accepting groove, and top cap connection device is arranged on the inside of the top plate, and top cap connection device includes base portion With pivot fixed part, the end of the upper lid is set in the both ends of rotating shaft, be rotationally clipped in the middle part of rotating shaft pivot fixed part and Between base portion, with the rotation connection covered in realization.
2. 2. board-like centrifuge according to claim 1, it is characterised in that：One sidewall spacers of upper lid accepting groove are provided with Two upper lid mounting holes, upper lid include the lug for the two parallel intervals setting extended from one end, are provided with the lug Axis hole, after two lugs of upper lid pass through upper lid mounting hole, the both ends of rotating shaft are set in by the axis hole on lug.
3. 3. board-like centrifuge according to claim 2, it is characterised in that：The base portion is arranged on the inside of top plate, and it is wrapped The first support block and the second support block being arranged between two upper lid mounting holes are included, the first support block and the second support block are corresponding Rotating shaft is provided with the first dress axial trough, and the surface definition of pivot fixed part towards base portion has the second dress axial trough, the first dress axial trough and The receiving space of second dress axial trough common definition rotating shaft.
4. 4. board-like centrifuge according to claim 2, it is characterised in that：Pivot fixed part is adjacent to the both ends of upper lid mounting hole It is provided with for the damping piece against the lug.
5. 5. board-like centrifuge according to claim 4, it is characterised in that：Damping piece protrudes from the end bag of pivot fixed part Include the contact surface of an arc.
6. 6. board-like centrifuge according to claim 4, it is characterised in that：The pivot fixed part is adjacent to upper lid mounting hole The side wall at both ends is additionally provided with damping piece mounting hole, and damping piece one end is fixed and is housed in damping piece mounting hole, damping piece it is another One end protrudes from pivot fixed part.
7. 7. board-like centrifuge according to claim 4, it is characterised in that：Lug has different thickness, so as to it is upper lid from When being opened to closed position rotation, the gap between pivot fixed part both ends and lug diminishes.
8. 8. board-like centrifuge according to claim 1, it is characterised in that：Also include bottom plate, enclosure is provided with rotation Device, the tumbler include motor, power transmission shaft, bottom hub cap, top hub cap and carrying case；

   The bottom hub cap and top hub cap are oppositely arranged, and the top of the carrying case is fixed on the hub cap of top, carrying case Bottom is fixed on the hub cap of bottom, and the top hub cap is provided with the socket of connection carrying case；

   The middle part of the bottom hub cap has the motor installation housing to raise up, and the motor is fixed on bottom plate and is located at horse Up in mounting shell body, power transmission shaft is connected on motor output shaft, the motor installation housing of described top hub cap and bottom hub cap It is fixed on power transmission shaft.
9. 9. board-like centrifuge according to claim 8, it is characterised in that：Along biography between the top hub cap and bottom hub cap Moving axis is centrosymmetric to be provided with two carrying cases.
10. 10. board-like centrifuge according to claim 8, it is characterised in that：The carrying case by loading plate, the first folded plate with And second folded plate form, the both ends of the loading plate stretch out and form described the first folded plate and the second folding after bending in the same direction Plate, and the first folded plate and the second folded plate are each perpendicular to described loading plate.
11. 11. board-like centrifuge according to claim 8, it is characterised in that：The socket of the top hub cap is square, and institute Socket is stated by the first inwall being oppositely arranged on the hub cap of top and the second inwall and the 3rd inwall being oppositely arranged and the 4th Wall, which encloses, to be formed；

    The top of the loading plate is resisted against on the first described inwall, and the top of first folded plate is resisted against described the 3rd On inwall, the top of second folded plate is resisted against on the 4th described inwall；

    Outwardly projection is provided with first inwall, the second inwall, the 3rd inwall and the 4th inwall, and it is described Projection be pressed in the top of the carrying case.