CN210449543U - Prevent centrifuging tube subassembly of vibration when taking out - Google Patents

Prevent centrifuging tube subassembly of vibration when taking out Download PDF

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Publication number
CN210449543U
CN210449543U CN201921108679.0U CN201921108679U CN210449543U CN 210449543 U CN210449543 U CN 210449543U CN 201921108679 U CN201921108679 U CN 201921108679U CN 210449543 U CN210449543 U CN 210449543U
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CN
China
Prior art keywords
tube
briquetting
centrifuging tube
pressure disk
centrifuging
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Expired - Fee Related
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CN201921108679.0U
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Chinese (zh)
Inventor
段莉
王大平
徐晓
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Shenzhen Second Peoples Hospital
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Shenzhen Second Peoples Hospital
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Priority to CN201921108679.0U priority Critical patent/CN210449543U/en
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Abstract

The utility model relates to a centrifugal gene draws equipment technical field, specifically be a when taking out anticreep tube assembly of vibration, including the centrifuging tube, with centrifuging tube threaded connection's tube cap, the pressure disk, briquetting and locking spring, the lower extreme of briquetting is equipped with the rotary drum, the inside cavity that is provided with trapezoidal round platform form of rotary drum, the lateral wall of cavity is provided with a plurality of annular array distribution chutes that are, the centrifuging tube is placed in the chute, the bottom at the cavity is installed to the pressure disk, the lateral wall of briquetting extrudees centrifuging tube downwards and contacts with the rubber gasket, and the middle part of pressure disk is equipped with the screw rod that upwards runs through rubber gasket and briquetting in proper order, the cover has the nut rather than threaded connection. The utility model discloses novel structure, easy operation both has been convenient for to the fixed of centrifuging tube, can furthest alleviate the vibration that the centrifuging tube produced when taking out, and then prevent that the phenomenon of solid-liquid mixture from taking place in the centrifuging tube, has certain practicality.

Description

Prevent centrifuging tube subassembly of vibration when taking out
Technical Field
The utility model relates to a centrifugal gene draws equipment technical field, specifically is an anticentripetal tube subassembly of vibration when taking out.
Background
Centrifugal tubes in bioscience, especially biochemistry andmolecular biologyThe field of research, which has been very widely used, has prepared many types of centrifuges in each biochemical and molecular biology laboratory.Centrifugation techniqueThe centrifugal separation device is mainly used for separating and preparing various biological samples, biological sample suspension liquid is placed in a centrifugal tube and rotates at a high speed, and suspended micro particles (such as organelles, biological macromolecular precipitates and the like) are settled at a certain speed under the action of huge centrifugal force, so that the suspended micro particles and solution are separated.
Then the following problems still exist in the prior art: generally, a centrifugal tube is taken out of a centrifuge in a drawing mode, and the centrifugal tube is easy to shake in the drawing mode, so that solid and liquid in the centrifugal tube are influenced to be mixed again, and loss is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-vibration's centrifuging tube subassembly when taking out to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anticreep tube assembly of vibration when taking out, include centrifuging tube, with centrifuging tube threaded connection's tube cap, pressure disk, briquetting and locking spring, the lower extreme of briquetting is equipped with the rotary drum, the inside cavity that is provided with trapezoidal round platform form of rotary drum, the lateral wall of cavity is provided with a plurality of chutes that are the distribution of annular array, the centrifuging tube is placed in the chute, pressure disk fixed mounting is in the bottom of cavity, locking spring's one end and pressure disk fixed connection, locking spring's the other end bonds and has the rubber gasket, the lateral wall of briquetting extrudees centrifuging tube downwards and contacts with the rubber gasket, and the middle part of pressure disk is equipped with the screw rod that upwards runs through rubber gasket and briquetting in proper order, the cover has the nut rather than threaded connection on the screw rod.
Preferably, still be provided with the guide bar on the pressure disk, the guide bar is equipped with four groups altogether, and four groups of guide bars are the annular array distribution about the screw rod respectively, briquetting and rubber gasket overlap in proper order and establish on the screw rod.
Preferably, be provided with the holding tank that is used for holding the tube cap on the lateral wall of briquetting, the holding tank inboard is equipped with the locating piece, the top of tube cap is equipped with the recess that holds the locating piece.
Preferably, the bottom of centrifuging tube is equipped with second damping device, second damping device holds in the palm and welds the damping spring who holds in the palm the bottom including the buffering, damping spring's lower extreme is equipped with the spring holder, the spring holder passes through the fix with screw on the rotary drum.
Preferably, the outside cover of nut is equipped with the reinforcement sleeve, be equipped with the multiunit turning handle in the reinforcement sleeve and be annular array distribution, be provided with the anti-skidding burr on the lateral wall of turning handle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through setting up four group's guide bars and playing spacing effect of direction to locking spring and briquetting respectively, prevent that it from taking place the skew at the removal in-process and causing the device unstable. The buffering holds in the palm can prevent the direct rigid contact damping spring of centrifuging tube to play the effect of protection to the centrifuging tube, and through setting up damping spring, can further alleviate the vibration frequency that the centrifuging tube produced when being taken out.
2. The utility model discloses novel structure, easy operation uses through installation pressure disk, briquetting, nut, screw rod and locking spring cooperation, is not only convenient for fix centrifuging tube, can alleviate the vibration that the centrifuging tube produced when taking out moreover by the at utmost, and then prevents that the phenomenon of solid-liquid mixture from taking place in the centrifuging tube, has certain practicality.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
FIG. 3 is a schematic view of a pressing block of the present invention;
FIG. 4 is a perspective view of the centrifuge tube of the present invention;
fig. 5 is a schematic view of the connection between the nut and the reinforcing sleeve according to the present invention.
In the figure: the device comprises a rotary drum 1, a pressure plate 2, a pressing block 3, an accommodating groove 301, a positioning block 302, a screw 4, a nut 5, a guide rod 6, a locking spring 7, a rubber gasket 8, a reinforcing sleeve 9, a centrifugal tube 10, a tube cover 11, a damping spring 12, a spring seat 13, a buffering support 14, a groove 15 and a rotary handle 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: a centrifuge tube assembly capable of preventing vibration during taking out comprises a centrifuge tube 10, a tube cover 11 in threaded connection with the centrifuge tube 10, a pressure plate 2, a pressure block 3 and a check spring 7, wherein the lower end of the pressure block 3 is provided with a rotary drum 1, a trapezoidal truncated cone-shaped cavity is arranged inside the rotary drum 1, the side wall of the cavity is provided with 8 chutes distributed in an annular array, the centrifuge tube 10 is placed in the chutes, the pressure plate 2 is fixedly arranged at the bottom of the cavity through screws, one end of the check spring 7 is welded and fixed with the pressure plate 2, the other end of the check spring 7 is bonded with a rubber gasket 8, the side wall of the pressure block 3 downwards extrudes the centrifuge tube 10 and is in contact with the rubber gasket 8, the middle part of the pressure plate 2 is provided with a screw rod 4 sequentially passing through the rubber gasket 8 and the pressure block 3 upwards, the screw rod 4 is sleeved with a nut 5, the stability of the device can be enhanced.
As shown in fig. 1 and 3, the pressure plate 2 is further provided with guide rods 6, the anti-loosening springs 7 are sleeved on the outer sides of the guide rods 6, four groups of guide rods 6 are arranged, the four groups of guide rods 6 are distributed in an annular array relative to the screw rod 4, and the press block 3 and the rubber gasket 8 are sequentially sleeved on the screw rod 4. Through setting up four group's guide bars 6 and play spacing effect of direction to locking spring 7 and briquetting 3 respectively, prevent that it from taking place the skew and causing the device unstability at the removal in-process.
As shown in fig. 3 and 4, the side wall of the pressing block 3 is provided with a receiving groove 301 for receiving the tube cover 11, a positioning block 302 integrally formed with the receiving groove 301 is provided inside the receiving groove 301, and the top of the tube cover 11 is provided with a groove 15 for receiving the positioning block 302. Through setting up holding tank 301 and the cooperation of tube cap 11 and using, can play the effect of location to centrifuging tube 10, take place the skew when preventing to receive briquetting 3 extrusion and cause the phenomenon of damage to take place.
As shown in fig. 2, the bottom of the centrifuge tube 10 is provided with a second damping device, the second damping device includes a buffer support 14 and a damping spring 12 welded at the bottom of the buffer support 14, the lower end of the damping spring 12 is provided with a spring seat 13, and the spring seat 13 is welded and fixed with the damping spring 12. The spring retainer 13 is fixed to the drum 1 by screws. The spring seat 13 may enhance the stability of the damper spring 12. Buffering holds in the palm 14 can prevent that centrifugal tube 10 is direct hard to contact damping spring 12 to play the effect of protection to centrifugal tube 10, and through setting up damping spring 12, can further alleviate the vibration frequency that centrifugal tube 10 produced when being taken out.
As shown in fig. 5, a reinforcing sleeve 9 is sleeved outside the nut 5, the reinforcing sleeve 9 and the nut 5 are welded and fixed, four groups of rotating handles 16 are distributed on the reinforcing sleeve 9 in an annular array, and anti-skid convex patterns are arranged on the outer side wall of each rotating handle 16. The extrusion area of the nut 5 to the pressing block 3 can be increased by installing the reinforcing sleeve 9, and the nut 5 is convenient to rotate through the multiple groups of rotating handles 16.
The working principle is as follows: when the centrifugal tube 10 needs to be taken out, firstly, the reinforcing sleeve 9 and the nut 5 are slowly rotated towards the opposite thread angle of the nut 5 through the handheld rotating handle 16, the nut 5 gradually moves upwards in the reverse screwing process, and the pressing block 3 is extruded by the nut 5 in threaded connection with the screw 4, so that the pressing block 3 moves upwards along with the nut 5 through the reaction force of the anti-loosening spring 7 at the bottom, and the centrifugal tube 10 can be slowly popped upwards along with the pressing block 3 through the action of the second damping device. The utility model discloses more prior art, novel structure, easy operation uses through installation pressure disk 2, briquetting 3, nut 5, screw rod 4 and locking spring 7 cooperation, is not only convenient for fix centrifuging tube 10, can alleviate the vibration that centrifuging tube 10 produced when taking out moreover by the at utmost, and then prevents that the phenomenon of solid-liquid mixture takes place in the centrifuging tube 10, has certain practicality.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an anticreep tube assembly of vibration when taking out, includes centrifuging tube (10), tube cap (11), pressure disk (2), briquetting (3) and locking spring (7) with centrifuging tube (10) threaded connection, its characterized in that: the lower extreme of briquetting (3) is equipped with rotary drum (1), the inside cavity that is provided with trapezoidal round platform form of rotary drum (1), the lateral wall of cavity is provided with a plurality of chutes that are the ring array and distribute, centrifuging tube (10) are placed in the chute, pressure disk (2) fixed mounting is in the bottom of cavity, the one end and pressure disk (2) fixed connection of locking spring (7), the other end of locking spring (7) bonds and has rubber gasket (8), the lateral wall of briquetting (3) extrudes centrifuging tube (10) and contacts with rubber gasket (8) downwards, and the middle part of pressure disk (2) is equipped with screw rod (4) that upwards runs through rubber gasket (8) and briquetting (3) in proper order, the cover has nut (5) rather than threaded connection on screw rod (4).
2. The centrifuge tube assembly of claim 1 for resisting vibration during removal, wherein: still be provided with guide bar (6) on pressure disk (2), guide bar (6) are equipped with four groups altogether, and four groups of guide bar (6) are the annular array distribution about screw rod (4) respectively, briquetting (3) and rubber gasket (8) overlap in proper order and establish on screw rod (4).
3. The centrifuge tube assembly of claim 1 for resisting vibration during removal, wherein: be provided with holding tank (301) that are used for holding tube cap (11) on the lateral wall of briquetting (3), holding tank (301) inboard is equipped with locating piece (302), the top of tube cap (11) is equipped with recess (15) that hold locating piece (302).
4. The centrifuge tube assembly of claim 1 for resisting vibration during removal, wherein: the bottom of centrifuging tube (10) is equipped with second damping device, second damping device holds in the palm (14) and welds damping spring (12) in buffering support (14) bottom including the buffering, the lower extreme of damping spring (12) is equipped with spring holder (13), spring holder (13) are through the fix with screw on rotary drum (1).
5. The centrifuge tube assembly of claim 1 for resisting vibration during removal, wherein: the outside cover of nut (5) is equipped with reinforcement sleeve (9), it is equipped with multiunit turning handle (16) to be annular array distribution on reinforcement sleeve (9), be provided with the antiskid burr on the lateral wall of turning handle (16).
CN201921108679.0U 2019-07-16 2019-07-16 Prevent centrifuging tube subassembly of vibration when taking out Expired - Fee Related CN210449543U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921108679.0U CN210449543U (en) 2019-07-16 2019-07-16 Prevent centrifuging tube subassembly of vibration when taking out

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921108679.0U CN210449543U (en) 2019-07-16 2019-07-16 Prevent centrifuging tube subassembly of vibration when taking out

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114053986A (en) * 2021-12-09 2022-02-18 杭州职业技术学院 Reagent prepackaged containers for centrifugation controlled sequential mixing reactions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114053986A (en) * 2021-12-09 2022-02-18 杭州职业技术学院 Reagent prepackaged containers for centrifugation controlled sequential mixing reactions

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Granted publication date: 20200505

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