CN111530536A - Loss-prevention molecular biology experiment sample grinder - Google Patents
Loss-prevention molecular biology experiment sample grinder Download PDFInfo
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- CN111530536A CN111530536A CN202010448812.8A CN202010448812A CN111530536A CN 111530536 A CN111530536 A CN 111530536A CN 202010448812 A CN202010448812 A CN 202010448812A CN 111530536 A CN111530536 A CN 111530536A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/10—Crushing or disintegrating by gyratory or cone crushers concentrically moved; Bell crushers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a loss-proof molecular biology experimental sample grinder, which comprises a base, wherein a support frame is fixedly connected to the side position of the top end of the base, a lifting mechanism is movably connected to the side position of the top end of the support frame, the lifting mechanism comprises a rotating rod, a rotating disc, a circular groove, a sliding block, a fixed seat, a rotating motor and a rotating shaft seat, the top end of the support frame is rotatably connected with the rotating rod through being embedded in a thread, and the rotating disc is cast at the top end of the rotating rod. So that the biological experiment sample can be ground more fully.
Description
Technical Field
The invention relates to the technical field of molecular biology, in particular to a loss-prevention grinder for molecular biology experiment samples.
Background
With the current increasingly-advanced law of molecular biology, molecular biology experiment technology has become an important research tool for various disciplines of life science, and the most common processing and placing of molecular biology in the experiment process is grinding, so that a grinder is an essential arrangement in molecular biology experiments;
however, in the existing molecular biology experiment process, the height of the grinding rod cannot be adjusted in time according to the depth of the grinding pipe during grinding, and the gap between the grinding rod and the bottom of the inner wall of the grinding pipe is too large, so that the grinding effect is affected.
Disclosure of Invention
The invention provides a loss-prevention grinder for molecular biology experimental samples, which can effectively solve the problems that the height of a grinding rod cannot be adjusted in time according to the depth of a grinding pipe during grinding, and the grinding effect is influenced due to an overlarge gap between the grinding rod and the bottom of the inner wall of the grinding pipe, which are proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the loss-preventing grinder for the molecular biology experiment samples comprises a base, wherein a support frame is fixedly connected to the side position of the top end of the base, and a lifting mechanism is movably connected to the side position of the top end of the support frame;
the lifting mechanism comprises a rotating rod, a rotating disc, a circular groove, a sliding block, a fixed seat, a rotating motor and a rotating shaft seat;
the utility model discloses a rotating electrical machine, including support frame, dwang top founding, four spouts have been seted up to the corresponding dwang position department in support frame bottom, four spouts have been seted up to circular slot inner wall equidistance, the inside embedding sliding connection of spout has the slider, slider other end fixedly connected with fixing base, the rotating electrical machine is installed in the inside embedding of fixing base, and the input of rotating electrical machine and external power source's output electric connection, rotating electrical machine output shaft has the swivel axis seat.
Preferably, each corner position department of base bottom all fixedly connected with supporting leg, the degree of depth of highly being less than the circular slot of spout.
Preferably, the bottom end of the rotary shaft seat is fixedly connected with a grinding mechanism, and the grinding mechanism comprises a mounting groove, a mounting plate, a fixing rod, a locking nut, a clamping groove, an embedded groove, a grinding rod and a rubber sleeve;
the utility model discloses a rotary shaft seat, including mounting panel, mounting panel outer end, dead lever, clamping groove, mounting groove inner wall, mounting panel bottom fixedly connected with grinding miller, the mounting groove has been seted up to rotary shaft seat bottom middle part position department, the mounting panel has been cup jointed in the inside activity of mounting groove, the symmetrical fixedly connected with dead lever of mounting panel outer end top position department, there is lock nut corresponding rotary shaft seat outside position department in the dead lever outer end through threaded connection, the clamping groove has been seted up to the corresponding dead lever position department of mounting.
Preferably, the inside and embedded groove intercommunication of draw-in groove, the draw-in groove is the arc setting, and the radian of draw-in groove equals with the arc of mounting groove, the grinding miller bottom is the hemisphere type setting, and has cup jointed the gum cover bottom the grinding miller.
Preferably, a fixing mechanism is fixedly connected to the position, corresponding to the grinding rod, of the top end of the base;
the fixing mechanism comprises a grinding pipe seat, a placing groove, a limiting groove, a supporting spring, a movable block, a supporting pad, a sleeve, a telescopic groove, a connecting rod, a cover plate and a buffer spring;
a grinding tube seat is fixedly connected to the top end of the base at a position corresponding to the grinding rod, a placing groove is formed in the center of the top end of the grinding tube seat, limiting grooves are formed in the bottom positions of the inner walls of the placing grooves at equal intervals, supporting springs are clamped in the limiting grooves, a movable block is slidably connected to the positions, corresponding to the tops of the supporting springs, in the limiting grooves, and a supporting pad is fixedly connected to the other end of the movable block;
the fixing base bottom middle part position department fixedly connected with sleeve, flexible groove has been seted up to sleeve bottom symmetry, the inside sliding connection in flexible groove has the connecting rod, connecting rod bottom fixedly connected with apron, and the connecting rod outer end has cup jointed buffer spring.
Preferably, the axle center of the grinding pipe seat and the axle center of the supporting pad are located on the same vertical line, the diameter of the placing groove is equal to the outer diameter of the cover plate, and the bottom end of the cover plate is fixedly connected with the rubber pad.
Preferably, the supporting pad is the hemisphere setting, and supporting pad bottom central point department of putting sets up the opening.
Preferably, the outer end of the grinding pipe seat is connected with a limiting mechanism through threads;
the limiting mechanism comprises a rotating plate, a rotating groove, a rotating block, a push plate, a notch, a limiting block and a clamping block;
the grinding pipe seat outer end passes through the threaded connection rotor plate, rotor plate inner wall bottom position department has seted up the swivelling chute, the inside equidistance of swivelling chute rotates and is connected with the commentaries on classics piece, the commentaries on classics piece other end rotates and is connected with the push pedal, the grinding pipe seat outer end corresponds commentaries on classics piece position department and has seted up the notch, the inside sliding connection of notch has the stopper, the stopper other end corresponds the fixedly connected with clamp splice of grinding pipe seat inside position department.
Preferably, the width of push pedal equals the width of notch, the position department of one side of the push pedal outer end keeping away from the commentaries on classics piece rotates with stopper one end bottom position department and is connected.
Preferably, a heat dissipation mechanism is fixedly connected to the position, corresponding to the grinding pipe seat, inside the base, and the heat dissipation mechanism comprises a cavity, a transverse plate, an air draft motor, a ventilation opening and a grid;
the base is inside to correspond and to grind tube socket position department and seted up the cavity, cavity inner wall middle part position department fixedly connected with diaphragm, diaphragm middle part position department fixedly connected with convulsions motor, and the input of convulsions motor and external power source's output electric connection, the vent has been seted up to the corresponding standing groove position department in cavity top, there is the grid cavity bottom through threaded connection.
Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:
1. the elevating system has been set up, through rotating the carousel, it is rotatory to make the carousel drive the dwang, and through spout and slider cooperation, avoid the fixing base skew to appear when removing, improve the stability of fixing base when removing, slide from top to bottom along the circular slot through the fixing base, the fixing base has been adjusted, the height of rotating electrical machines and swivel bearing, the distance between grinding rod and the grinding pipe has been adjusted, and then the clearance between grinding rod and the grinding pipe has been adjusted as required, avoid grinding the phenomenon that the idling appears in the grinding rod, reduce the loss, the effect of grinding has been improved, make biological experiment sample can grind more abundant.
2. The grinding mechanism is arranged, the locking nut and the fixing rod are matched, the mounting plate is conveniently fixed inside the mounting groove, so that the grinding rod is fixed, the stability of the grinding rod is improved, the loosening during rotation of the grinding rod is avoided, the loss of the rotating speed is caused, the grinding effect is influenced, in addition, the fixing rod is rolled out through the locking nut, the fixing rod slides out along the clamping groove and the embedded groove, the grinding rod is convenient to disassemble, and the grinding rod cleaning efficiency is improved.
3. The fixed establishment has been set up, through standing groove and supporting pad cooperation, it is inside grinding the tube socket to support the grinding tube, thereby make things convenient for the fixing base to promote grinding rod and insert inside the grinding tube, simultaneously when pushing down and inserting, it slides along the spacing groove to drive the movable block through the backup pad, and then drive the supporting spring shrink, the impact force of slowing down the pushing down, avoid haring the grinding tube, in addition, through the sleeve, connecting plate and apron cooperation, seal up the grinding tube, avoid when grinding, liquid is from grinding the pipe spill, in addition through buffer spring and apron, the connecting rod cooperation, further slow down the punching press force of pushing down, the effect of buffering has been improved, avoid the apron to cause the damage to the grinding tube.
4. The limiting mechanism is arranged, the rotating plate is rotated along the grinding pipe seat through rotation, so that the rotating plate is driven to move, the push plate is pushed to extend the limiting block, the clamping block is driven to clamp and fix the grinding pipe, the stability of the grinding pipe in the grinding pipe seat is improved, shaking and shifting of the grinding pipe during grinding are avoided, the rotating efficiency of the grinding rod is influenced, loss is caused, and the grinding efficiency is guaranteed.
5. The heat dissipation mechanism is arranged, wind power is generated through rotation of the air draft motor, the wind is sucked from the top end of the grinding pipe seat, the wind is made to pass through the grinding pipe, heat flow generated near the grinding pipe is taken away, the heat flow enters the cavity through the ventilation opening, the heat flow is discharged from the bottom end of the cavity, the grinding pipe is cooled, too high temperature during grinding is avoided, and the influence is caused on biological experiment samples.
To sum up, when the lifting mechanism, the grinding mechanism, the fixing mechanism and the limiting mechanism are actually matched for use, the rotating rod is driven to rotate through the rotary disc, the rotating rod pushes the fixing seat to move so as to adjust the height of the rotating motor and the rotating shaft seat, thereby adjusting the height of the grinding rod, reducing the gap between the grinding rod and the bottom of the inner wall of the grinding pipe, improving the grinding effect, meanwhile, the fixing mounting plate is fixed inside the mounting groove through the matching of the locking nut and the fixing rod, further improving the stability of the grinding rod, enabling the rotating battery and the rotating shaft seat to drive the grinding rod to rotate without deflection, further improving the stability of the grinding rod, improving the grinding effect, and pushing the cover plate to descend to seal the grinding pipe through the descending of the fixing seat so as to avoid liquid splashing during grinding, and enabling the connecting rod to contract inside the telescopic groove through the buffer spring, prevent that apron from crushing grinding tube, simultaneously through supporting spring and movable block cooperation, drive the supporting pad shrink, slow down the impact force of pushing down, avoid causing the damage to grinding tube, in addition, drive the push pedal extension through rotating the rotor plate decline, reduce the distance between the clamp splice and further restrict grinding tube, avoid grinding tube to appear rocking when grinding, the skew, improve the effect of grinding, after grinding, promote the fixing base through the dwang and descend, thereby release the circular slot with the swivel bearing seat, and then conveniently rotate lock nut, the dismantlement of grinding the pole has been improved, abluent efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic bottom perspective view of the present invention;
FIG. 4 is a schematic view of the mounting structure of the slider of the present invention;
FIG. 5 is a schematic structural diagram of the area A in FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the mounting structure of the clamp blocks of the present invention;
FIG. 7 is a schematic view of the mounting structure of the support spring of the present invention;
fig. 8 is a schematic view of the mounting structure of the rotary block of the present invention.
Reference numbers in the figures: 1. a base; 2. a support frame;
3. a lifting mechanism; 301. rotating the rod; 302. a turntable; 303. a circular groove; 304. a chute; 305. a slider; 306. a fixed seat; 307. a rotating electric machine; 308. a rotary shaft seat;
4. a grinding mechanism; 401. mounting grooves; 402. mounting a plate; 403. fixing the rod; 404. locking the nut; 405. a card slot; 406. a groove is embedded; 407. a grinding rod; 408. a rubber sleeve;
5. a fixing mechanism; 501. grinding the tube seat; 502. a placement groove; 503. a limiting groove; 504. a support spring; 505. a movable block; 506. a support pad; 507. a sleeve; 508. a telescopic groove; 509. a connecting rod; 510. a cover plate; 511. a buffer spring;
6. a limiting mechanism; 601. a rotating plate; 602. a rotating tank; 603. rotating the block; 604. pushing the plate; 605. a notch; 606. a limiting block; 607. a clamping block;
7. a heat dissipation mechanism; 701. a chamber; 702. a transverse plate; 703. an air draft motor; 704. a vent; 705. a grid;
8. and (5) supporting legs.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-8, the present invention provides a technical solution, a loss-prevention grinder for molecular biology experimental samples, comprising a base 1, wherein in order to improve the ventilation effect at the bottom end of the base 1, each corner position at the bottom end of the base 1 is fixedly connected with a support leg 8, the height of a sliding groove 304 is smaller than the depth of a circular groove 303, the side position at the top end of the base 1 is fixedly connected with a support frame 2, the side position at the top end of the support frame 2 is movably connected with a lifting mechanism 3, and the lifting mechanism 3 comprises a rotating rod 301, a rotating disc 302, a circular groove 303, a sliding groove 304, a sliding block 305, a fixed base 306, a rotating motor 307 and;
the top end of the support frame 2 is rotatably connected with a rotating rod 301 through thread embedding, the top end of the rotating rod 301 is cast with a rotating disc 302, the bottom end of the support frame 2 is provided with a circular groove 303 corresponding to the position of the rotating rod 301, the inner wall of the circular groove 303 is provided with four sliding grooves 304 at equal intervals, the sliding grooves 304 are connected with a sliding block 305 in an embedding and sliding manner, the other end of the sliding block 305 is fixedly connected with a fixed seat 306, the fixed seat 306 is internally provided with a rotating motor 307 in an embedding manner, the input end of the rotating motor 307 is electrically connected with the output end of an external power supply, the output shaft of the rotating motor 307 is connected with a rotating shaft seat 308, the rotating disc 302 drives the rotating rod 301 to rotate through rotating the rotating disc 302, and the fixed seat 306 is pushed to slide up and down along the circular groove 303 through, the grinding effect is improved, so that the biological experiment sample can be ground more fully;
the bottom end of the rotary shaft seat 308 is fixedly connected with a grinding mechanism 4, and the grinding mechanism 4 comprises a mounting groove 401, a mounting plate 402, a fixing rod 403, a locking nut 404, a clamping groove 405, an embedded groove 406, a grinding rod 407 and a rubber sleeve 408;
the middle position of the bottom end of the rotary shaft seat 308 is provided with a mounting groove 401, the mounting groove 401 is movably sleeved with a mounting plate 402, the top position of the outer end of the mounting plate 402 is symmetrically and fixedly connected with a fixed rod 403, the outer end of the fixed rod 403 is connected with a lock nut 404 through a thread corresponding to the outer side position of the rotary shaft seat 308, the inner wall of the mounting groove 401 is provided with a clamping groove 405 corresponding to the position of the fixed rod 403, the inner wall of the mounting groove 401 is provided with an embedded groove 406 corresponding to the side position of the clamping groove 405, the bottom end of the mounting plate 402 is fixedly connected with a grinding rod 407, in order to improve the stability of the grinding rod 407, the inner part of the clamping groove 405 is communicated with the embedded groove 406, the clamping groove 405 is arranged in an arc shape, the radian of the clamping groove 405 is equal to that of the mounting groove, therefore, the grinding rod 407 is fixed, the stability of the grinding rod 407 is improved, the phenomenon that the grinding rod 407 loosens during rotation to cause loss of rotating speed and influence on the grinding effect is avoided, in addition, the fixing rod 403 slides out along the clamping groove 405 and the embedded groove 406 by rotating out the locking nut 404, the disassembly of the grinding rod 407 is facilitated, and the cleaning efficiency of the grinding rod 407 is improved;
the top end of the base 1 is fixedly connected with a fixing mechanism 5 at a position corresponding to the grinding rod 407, and the fixing mechanism 5 comprises a grinding pipe seat 501, a placing groove 502, a limiting groove 503, a supporting spring 504, a movable block 505, a supporting pad 506, a sleeve 507, a telescopic groove 508, a connecting rod 509, a cover plate 510 and a buffer spring 511;
a grinding pipe seat 501 is fixedly connected to the top end of the base 1 corresponding to the position of the grinding rod 407, a placing groove 502 is formed in the center position of the top end of the grinding pipe seat 501, limiting grooves 503 are formed in the bottom positions of the inner walls of the placing groove 502 at equal intervals, supporting springs 504 are clamped in the limiting grooves 503, a movable block 505 is slidably connected to the position, corresponding to the top of the supporting spring 504, in the limiting groove 503, the other end of the movable block 505 is fixedly connected with a supporting pad 506, in order to support the grinding pipe, the supporting pad 506 is arranged in a hemispherical shape, and a through hole is formed in the;
the middle position of the bottom end of the fixing seat 306 is fixedly connected with a sleeve 507, the bottom end of the sleeve 507 is symmetrically provided with a telescopic groove 508, the inside of the telescopic groove 508 is slidably connected with a connecting rod 509, the bottom end of the connecting rod 509 is fixedly connected with a cover plate 510, in order to avoid the splashing of grinding fluid, the axis of the grinding tube seat 501 and the axis of the supporting pad 506 are positioned on the same vertical line, the diameter of the placing groove 502 is equal to the outer diameter of the cover plate 510, the bottom end of the cover plate 510 is fixedly connected with a rubber pad, the outer end of the connecting rod 509 is sleeved with a buffer spring 511, the grinding tube is supported inside the grinding tube seat 501 through the matching of the placing groove 502 and the supporting pad 506, so that the fixing seat 306 can push the grinding rod 407 to be inserted into the grinding tube conveniently, and meanwhile, when the grinding rod is pressed downwards, the, The connecting rod 509 and the cover plate 510 are matched to seal the grinding pipe, so that liquid is prevented from splashing out of the grinding pipe during grinding;
the outer end of the grinding pipe seat 501 is connected with a limiting mechanism 6 through threads, and the limiting mechanism 6 comprises a rotating plate 601, a rotating groove 602, a rotating block 603, a push plate 604, a notch 605, a limiting block 606 and a clamping block 607;
the outer end of the grinding tube seat 501 is connected with a rotating plate 601 through a thread, the bottom position of the inner wall of the rotating plate 601 is provided with a rotating groove 602, the inside of the rotating groove 602 is connected with a rotating block 603 in an equidistance manner, the other end of the rotating block 603 is connected with a push plate 604 in a rotating manner, the outer end of the grinding tube seat 501 is provided with a notch 605 corresponding to the position of the rotating block 603, the inside of the notch 605 is connected with a limiting block 606 in a sliding manner, in order to facilitate the pushing of the limiting block 606, the width of the push plate 604 is equal to the width of the notch 605, the position of the outer end of the push plate 604 far away from the rotating block 603 is connected with the bottom position of one end of the limiting block 606 in a rotating manner, the other end of the limiting block 606 is fixedly connected with a clamping block 607 corresponding to the inside of the grinding tube seat 501, the stability of the grinding pipe in the grinding pipe seat 501 is improved, the phenomenon that the grinding efficiency of the grinding rod 407 is influenced due to shaking and shifting during grinding, loss is caused, and the grinding efficiency is guaranteed;
a heat dissipation mechanism 7 is fixedly connected to the position, corresponding to the grinding pipe seat 501, inside the base 1, and the heat dissipation mechanism 7 comprises a chamber 701, a transverse plate 702, an air draft motor 703, a vent 704 and a grid 705;
the inside grinding tube seat 501 position department that corresponds of base 1 has seted up cavity 701, cavity 701 inner wall middle part position department fixedly connected with diaphragm 702, diaphragm 702 middle part position department fixedly connected with air draft motor 703, and air draft motor 703's input and external power source's output electric connection, cavity 701 top corresponds standing groove 502 position department and has seted up vent 704, there is grid 705 cavity 701 bottom through threaded connection, produce wind-force through air draft motor 703 is rotatory, inhale wind from grinding tube seat 501 top, make wind pass through the grinding pipe, thereby take away the heat current that has produced near the grinding pipe, and get into cavity 701 through vent 704, discharge from cavity 701 bottom, and then cool down the grinding pipe, the high temperature when avoiding grinding, cause the influence to biological experiment sample.
The working principle and the using process of the invention are as follows: in the process of using the loss-prevention molecular biology experiment sample grinder, an operator rotates the turntable 302 to enable the turntable 302 to drive the rotating rod 301 to rotate, the rotating rod 301 rotates to push the fixing seat 306, meanwhile, the sliding groove 304 is matched with the sliding block 305 to prevent the fixing seat 306 from shifting, the stability of the sliding of the fixing seat 306 in the circular groove 303 is improved, the rotating motor 307 and the rotating shaft seat 308 are further stably driven to move, the rotating shaft seat 308 drives the grinding rod 407 to move, the gap between the grinding rod 407 and the bottom end of the grinding pipe is adjusted, the grinding rod 407 is prevented from idling, the grinding efficiency is improved, and the loss is reduced;
the fixing rod 403 is pushed into the clamping groove 405 through the embedded groove 406, the mounting plate 402 is rotated to drive the fixing rod 403 to rotate along the clamping groove 405, the fixing rod 403 is rotated to the other side of the clamping groove 405, the fixing rod 403 is prevented from falling off, meanwhile, the locking nut 404 is rotated to move along the fixing rod 403 and cling to the outer end of the rotary shaft seat 308, the fixing rod 403 is further fixed, the fixing rod 403 is prevented from sliding, the stability of the mounting plate 402 in the mounting groove 401 is guaranteed, the stability of connection between the grinding rod 407 and the rotary shaft seat 308 is improved, the grinding rod 407 is prevented from loosening during rotation to cause loss of rotating speed, the grinding efficiency is influenced, in addition, the limitation on the fixing rod 403 is removed through rotating the locking nut 404, the mounting plate 402 is rotated, the mounting plate 402 drives the fixing rod 403 to move along the clamping groove 405 and the embedded groove 406, and the fixing rod 403 and the, the disassembly of the grinding rod 407 is facilitated, and the cleaning efficiency of the grinding rod 407 is improved;
the grinding pipe is conveniently supported by the grinding pipe seat 501, meanwhile, the stability of the grinding pipe in the placement groove 502 is improved by the supporting pad 506, the extrusion to the bottom end of the grinding pipe is slowed down, the grinding pipe is prevented from being damaged, in addition, when the grinding pipe is pushed to be pressed down by the rotary shaft seat 308, the connecting plate is contracted in the telescopic groove 508 by the telescopic characteristic of the buffer spring 511, so that the cover plate 510 is prevented from contacting with the grinding pipe and sealing the grinding pipe, the phenomenon that liquid is splashed out during grinding is avoided, meanwhile, the impact force of pressing down is slowed down, the damage to the grinding pipe by the cover plate 510 is avoided, in addition, the movable block 505 is driven by the supporting spring 504 to be contracted, the movable block 505 drives the supporting pad 506 to descend along the limiting groove 503, the impact force of pressing down is further slowed down, and the grinding;
by rotating the rotating plate 601, the rotating plate 601 rotates clockwise along the grinding pipe seat 501 and is matched with the rotating groove 602 to ensure that the position of the rotating block 603 in the horizontal direction is unchanged and moves downwards along the grinding pipe seat 501, thereby pushing the push plate 604 to extend along the notch 605 and enabling the push plate 604 to push the limiting block 606 to move, reducing the distance between the clamping blocks 607, in addition, by rotating the rotating plate 601, the rotating plate 601 rotates anticlockwise along the grinding pipe seat 501 and is matched with the rotating groove 602 to ensure that the position of the rotating block 603 in the horizontal direction is unchanged and rises along the grinding pipe seat 501, thereby pulling the push plate 604 to shrink along the notch 605, enabling the push plate 604 to drive the limiting block 606 to withdraw, increasing the distance between the clamping blocks 607, further adjusting the clamping diameter according to the outer diameter of the grinding pipe, improving the adaptability of the device, avoiding the shaking and the offset of the grinding pipe during grinding and reducing the loss, the grinding effect is increased;
through, the rotatory wind-force that produces of convulsions motor 703 makes wind get into from grinding tube seat 501 top to blow the grinding pipe, thereby make wind bring the hot-blast entering cavity 701 that grinds the outer wall of pipe, then discharge from cavity 701 bottom, and then cool down the grinding pipe, the high temperature when avoiding grinding causes the influence to biological experiment sample, the inside convulsions motor 703 of cavity 701 of being convenient for through roll-out grid 705 maintains the change in addition, has guaranteed radiating effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a molecular biology experiment sample mill of loss prevention, includes base (1), base (1) top avris position department fixedly connected with support frame (2), its characterized in that: the side position of the top end of the support frame (2) is movably connected with a lifting mechanism (3);
the lifting mechanism (3) comprises a rotating rod (301), a rotating disc (302), a circular groove (303), a sliding groove (304), a sliding block (305), a fixed seat (306), a rotating motor (307) and a rotating shaft seat (308);
support frame (2) top is rotated through the screw thread embedding and is connected with dwang (301), dwang (301) top founding has carousel (302), dwang (301) position department is corresponded to support frame (2) bottom and circular slot (303) have been seted up, four spout (304) have been seted up to circular slot (303) inner wall equidistance, spout (304) inside embedding sliding connection has slider (305), slider (305) other end fixedly connected with fixing base (306), rotating electrical machines (307) are installed in fixing base (306) inside embedding, and the input of rotating electrical machines (307) and external power source's output electric connection, rotating electrical machines (307) output shaft has swivel axis seat (308).
2. The grinder for loss-proof molecular biology experimental samples according to claim 1, wherein: the base (1) is equal fixedly connected with supporting leg (8) in each corner position department in bottom, the degree of depth that highly is less than circular slot (303) of spout (304).
3. The grinder for loss-proof molecular biology experimental samples according to claim 1, wherein: the bottom end of the rotating shaft seat (308) is fixedly connected with a grinding mechanism (4);
the grinding mechanism (4) comprises a mounting groove (401), a mounting plate (402), a fixing rod (403), a locking nut (404), a clamping groove (405), an embedded groove (406), a grinding rod (407) and a rubber sleeve (408);
mounting groove (401) have been seted up to swivel axis seat (308) bottom middle part position department, mounting panel (402) have been cup jointed in the inside activity of mounting groove (401), mounting panel (402) outer end top position department symmetry fixedly connected with dead lever (403), there is lock nut (404) dead lever (403) outer end correspondence swivel axis seat (308) outside position department through threaded connection, mounting groove (401) inner wall corresponds dead lever (403) position department and has seted up draw-in groove (405), mounting groove (401) inner wall corresponds draw-in groove (405) avris position department and has seted up embedded groove (406), mounting panel (402) bottom fixedly connected with grinds pole (407).
4. The grinder for loss-proof molecular biology experimental samples according to claim 3, wherein: draw-in groove (405) inside and embedded groove (406) intercommunication, draw-in groove (405) are the arc setting, and the radian of draw-in groove (405) equals with the arc of mounting groove (401), grind pole (4067) bottom and for hemisphere type setting, and grind pole (407) bottom and cup jointed gum cover (408).
5. The grinder for loss-proof molecular biology experimental samples according to claim 3, wherein: a fixing mechanism (5) is fixedly connected to the top end of the base (1) at a position corresponding to the grinding rod (407);
the fixing mechanism (5) comprises a grinding pipe seat (501), a placing groove (502), a limiting groove (503), a supporting spring (504), a movable block (505), a supporting pad (506), a sleeve (507), a telescopic groove (508), a connecting rod (509), a cover plate (510) and a buffer spring (511);
a grinding pipe seat (501) is fixedly connected to the position, corresponding to the grinding rod (407), of the top end of the base (1), a placing groove (502) is formed in the center position of the top end of the grinding pipe seat (501), limiting grooves (503) are formed in the positions, corresponding to the bottoms of the inner walls of the placing groove (502), of the bottoms at equal intervals, a supporting spring (504) is clamped in the limiting grooves (503), a movable block (505) is slidably connected to the position, corresponding to the top of the supporting spring (504), of the interior of each limiting groove (503), and a supporting pad (506) is fixedly connected to the other end of each movable;
fixing base (306) bottom middle part position department fixedly connected with sleeve (507), flexible groove (508) have been seted up to sleeve (507) bottom symmetry, flexible groove (508) inside sliding connection has connecting rod (509), connecting rod (509) bottom fixedly connected with apron (510), and connecting rod (509) outer end has cup jointed buffer spring (511).
6. The grinder for loss-proof molecular biology experimental samples according to claim 5, wherein: the axis of the grinding pipe seat (501) and the axis of the supporting pad (506) are located on the same vertical line, the diameter of the placing groove (502) is equal to the outer diameter of the cover plate (510), and the bottom end of the cover plate (510) is fixedly connected with a rubber pad.
7. The grinder for loss-proof molecular biology experimental samples according to claim 5, wherein: the supporting pad (506) is arranged in a hemispherical mode, and a through hole is formed in the center of the bottom end of the supporting pad (506).
8. The grinder for loss-proof molecular biology experimental samples according to claim 5, wherein: the outer end of the grinding pipe seat (501) is connected with a limiting mechanism (6) through threads;
the limiting mechanism (6) comprises a rotating plate (601), a rotating groove (602), a rotating block (603), a pushing plate (604), a notch (605), a limiting block (606) and a clamping block (607);
grind tube socket (501) outer end and pass through threaded connection rotor plate (601), rotor plate (601) inner wall bottom position department has seted up swivelling chute (602), inside equidistance of swivelling chute (602) is rotated and is connected with commentaries on classics piece (603), commentaries on classics piece (603) other end is rotated and is connected with push pedal (604), grind tube socket (501) outer end and correspond commentaries on classics piece (603) position department and seted up notch (605), notch (605) inside sliding connection has stopper (606), stopper (606) other end corresponds and grinds tube socket (501) inside position department fixedly connected with clamp splice (607).
9. The grinder of molecular biology experimental samples for preventing loss according to claim 8, wherein: the width of the push plate (604) is equal to that of the notch (605), and the position of one side of the outer end of the push plate (604), which is far away from the rotating block (603), is rotatably connected with the bottom position of one end of the limiting block (606).
10. The grinder for loss-proof molecular biology experimental samples according to claim 5, wherein: a heat dissipation mechanism (7) is fixedly connected to the position, corresponding to the grinding pipe seat (501), in the base (1);
the heat dissipation mechanism (7) comprises a chamber (701), a transverse plate (702), an air draft motor (703), a ventilation opening (704) and a grating (705);
base (1) inside grinding tube socket (501) position department of corresponding has seted up cavity (701), cavity (701) inner wall middle part position department fixedly connected with diaphragm (702), diaphragm (702) middle part position department fixedly connected with convulsions motor (703), and the input of convulsions motor (703) and external power source's output electric connection, cavity (701) top corresponds standing groove (502) position department and has seted up vent (704), there is grid (705) cavity (701) bottom through threaded connection.
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