CN218531360U

CN218531360U - High-speed refrigerated centrifuge capable of stably clamping centrifuge tube

Info

Publication number: CN218531360U
Application number: CN202223037619.9U
Authority: CN
Inventors: 顾长广; 林长华; 黄陈燕
Original assignee: Zhejiang Dongou Diagnostic Products Co ltd
Current assignee: Zhejiang Dongou Diagnostic Products Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-02-28
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a stabilize high-speed refrigerated centrifuge of centre gripping centrifuging tube, including organism and centrifuging tube, centrifugal chamber has been seted up to the upside of organism, the centrifugal chamber internal rotation is connected with centrifugal platform, centrifugal platform's upper end cap is equipped with sealed lid, the circumference has been seted up a plurality of on centrifugal platform's the up end and has been placed the chamber, the centrifuging tube is placed in placing the chamber, the symmetry is provided with the centre gripping groove on placing the inner wall in chamber, sliding connection has the activity to press from both sides in the centre gripping groove, the activity is pressed from both sides and is supported on the circumference outer wall of centrifuging tube, the centre gripping inslot is equipped with and is used for supporting the push spring who holds on the activity presss from both sides, it presss from both sides the fixation clamp that fixedly connected with is used for fixed centrifuging tube on the inner wall of activity below to place the chamber. The utility model discloses when can stabilize centre gripping centrifuging tube, can also adapt to the centrifuging tube of multiple specification.

Description

High-speed refrigerated centrifuge capable of stably clamping centrifuge tube

Technical Field

The utility model relates to the field of medical equipment, especially a stabilize high-speed refrigerated centrifuge of centre gripping centrifuging tube.

Background

The centrifugal machine is a machine which uses centrifugal force to accelerate the separation of different materials to be separated. The freezing centrifuge is classified into a low-speed and high-speed freezing centrifuge, wherein the rotating speed of the high-speed freezing centrifuge can reach more than 1000rpm, and the high-speed freezing centrifuge is mainly used for collecting microorganisms, cell debris, cells, large organelles, sulfuric acid precipitates, immunoprecipitates and the like.

The high-speed refrigerated centrifuge has very extensive use in the field of biological medical treatment, and under the prior art, the high-speed refrigerated centrifuge has different specifications, and the sizes of cavities for placing centrifuge tubes are different. Because the capacity specification of centrifuging tube is various, for making the centrifuging tube can stably place in the cavity, the researcher can establish the sleeve pipe that is used for increasing the centrifuging tube volume at the centrifuging tube overcoat usually, but sheathed tube size is also fixed, consequently only can adapt to the centrifuging tube of specific capacity, if locate the centrifuging tube of size non-adaptation with the sleeve pipe cover, the centrifuging tube can't accomplish stably to place in the cavity to when high-speed refrigerated centrifuge is high-speed rotatory, the breakage takes place easily for the centrifuging tube.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stabilize high-speed refrigerated centrifuge of centre gripping centrifuging tube not only can stabilize the centre gripping centrifuging tube, can also adapt to the centrifuging tube of multiple specification, has solved the above-mentioned problem that exists in the use among the prior art.

The technical scheme of the utility model is realized like this: the utility model provides a stabilize high-speed refrigerated centrifuge of centre gripping centrifuging tube, includes organism and centrifuging tube, the centrifugation chamber has been seted up to the upside of organism, the centrifugation chamber internal rotation is connected with centrifugal platform, the upper end cover of centrifugation platform is equipped with sealed lid, circumference has been seted up on the up end of centrifugation platform and a plurality of places the chamber, the centrifuging tube is placed in placing the chamber, the symmetry is provided with the centre gripping groove on placing the inner wall in chamber, sliding connection has the activity to press from both sides in the centre gripping groove, the activity presss from both sides to support and holds on the circumference outer wall of centrifuging tube, the centre gripping inslot is equipped with and is used for supporting the promotion spring who holds on the activity presss from both sides, it presss from both sides the fixation clamp that fixedly connected with is used for fixed centrifuging tube on the inner wall of below at the activity to place the chamber.

By adopting the technical scheme, the centrifugal tube is placed in the placing cavity, the pushing spring is compressed by pressure, the movable clamp is propped open by the tube body of the centrifugal tube and is propped against the circumferential outer wall of the centrifugal tube, meanwhile, the fixed clamp is clamped on the centrifugal tube, and the movable clamp and the fixed clamp are matched to enable the centrifugal tube to be stably placed in the placing cavity; because the existence of promotion spring, the activity is pressed from both sides and can be changed the centre gripping scope and stabilize centre gripping centrifuging tube according to the size of centrifuging tube to reach the purpose that adapts to multiple specification centrifuging tube.

The utility model discloses further set up to: the activity is pressed from both sides including slip section and centre gripping section, slip section sliding connection is in the centre gripping groove, slip section fixed connection is on pushing spring, centre gripping section integrated into one piece is on the slip section and be circular-arcly, the centre gripping section supports and holds on the circumference outer wall of centrifuging tube.

Through adopting above-mentioned technical scheme, the activity is pressed from both sides and is relied on the slip section round trip movement to change the centre gripping scope in the centre gripping inslot, and the centre gripping section is circular-arc can be better laminate mutually with the circumference outer wall of centrifuging tube, guarantees that the centre gripping section can stabilize the centre gripping centrifuging tube.

The utility model discloses further set up to: run through on the central axis direction of fixation clamp and set up the through-hole that supplies the centrifuging tube to pass, the elastic fixation tooth of homogeneous moulding in the upper and lower both ends of fixation clamp, the one end that the fixation clamp was kept away from to the elastic fixation tooth all draws in towards the central axis direction of fixation clamp.

Through adopting above-mentioned technical scheme, the centrifuging tube passes the through-hole and struts elasticity fixed tooth, and elasticity fixed tooth pressure holds on the circumference outer wall of centrifuging tube, guarantees that the centrifuging tube can not take place to rock when centrifugal station high-speed rotation to reach the purpose of stabilizing centre gripping centrifuging tube.

The utility model discloses further set up to: the upper end of centrifuging tube is pressed and is held and is pressed the lid, the upper end of placing the chamber has been seted up and has been pressed and has been held the groove, the internal thread has been seted up on the inner wall of pressing and holding the groove, the external screw thread has been seted up on the circumference outer wall of gland lower extreme, gland threaded connection is on the internal thread, the lower extreme of placing the chamber has been seted up and has been lifted the groove, it upwards presses the elasticity of holding on the centrifuging tube lower extreme to lift inslot fixedly connected with and lifts the mechanism.

By adopting the technical scheme, if the capacity of the centrifugal tube in the placing cavity is small, the fixing clamp and the movable clamp are inconvenient to fix the centrifugal tube, the centrifugal tube is inconvenient to take out after centrifugal rotation, the elastic lifting mechanism can lift the small-capacity centrifugal tube upwards, and a researcher can conveniently place and take out the centrifugal tube; the gland can avoid the centrifuging tube to be popped out by elasticity lifting mechanism and place the chamber to play the effect of fixed centrifuging tube.

The utility model discloses further set up to: the elastic lifting mechanism comprises a lifting plate, a spongy cushion is fixedly connected to the upper end of the lifting plate, a lifting spring is fixedly connected to the lower end of the lifting plate, and one end, far away from the lifting plate, of the lifting spring is fixedly connected to the lower end of the lifting groove.

Through adopting above-mentioned technical scheme, lift the board and lift the spring and can upwards lift the centrifuging tube of small capacity, and the foam-rubber cushion can play the effect of shock attenuation buffering when centrifugal station high-speed rotation to guarantee that the centrifuging tube can be stably placed in placing the intracavity.

The utility model discloses further set up to: the lower extreme integrated into one piece of centrifuging tube has the bracket, wide narrow down on the bracket, and the lower extreme of bracket draws in the closure, the lower extreme of bracket supports and holds on the sponge pad.

Through adopting above-mentioned technical scheme, the lower extreme of bracket draws in the closure in, makes things convenient for the centrifuging tube to pass and struts the elasticity fixed tooth that is in the closure state, and the lower extreme of bracket supports and holds on the sponge pad for centrifuging tube and elasticity lift the connection between the mechanism more stable.

The utility model discloses further set up to: and a plurality of anti-skidding lines are arranged on the circumferential outer wall at the upper end of the gland.

Through adopting above-mentioned technical scheme, the gland can be twisted comparatively easily to the researcher to antiskid line.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention with the sealing cover removed;

FIG. 3 is a schematic cross-sectional view of the placing chamber of the present invention;

FIG. 4 is a schematic view of the connection structure of the centrifuge tube, the movable clamp, the fixed clamp and the elastic lifting mechanism of the present invention;

fig. 5 is a schematic structural view of the fixing clip of the present invention;

FIG. 6 is a schematic structural view of a centrifuge tube according to the present invention;

fig. 7 is a schematic structural diagram of the middle gland of the present invention.

The reference numbers in the figures: 1 organism, 2 centrifuging tubes, 3 centrifuging cavities, 4 centrifuging platforms, 5 sealing covers, 6 placing cavities, 7 clamping grooves, 8 movable clamps, 801 sliding sections, 802 clamping sections, 9 pushing springs, 10 fixing clamps, 11 through holes, 12 elastic fixing teeth, 13 pressing covers, 14 pressing and holding grooves, 15 internal threads, 16 external threads, 17 lifting grooves, 18 lifting plates, 19 sponge cushions, 20 lifting springs, 21 brackets and 22 anti-skid threads.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying fig. 1-5 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 efforts belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1 to 5, the utility model discloses a high-speed refrigerated centrifuge for stably clamping a centrifuge tube, which comprises a body 1 and a centrifuge tube 2. The upper side of the machine body 1 is provided with a centrifugal cavity 3, the centrifugal cavity 3 is rotatably connected with a centrifugal table 4, and the upper end of the centrifugal table 4 is also covered with a sealing cover 5. Moreover, a plurality of placing cavities 6 for placing the centrifuge tube 2 are formed in the upper end face of the centrifuge table 4 on the circumference, clamping grooves 7 are symmetrically formed in the inner walls of the placing cavities 6, movable clamps 8 are slidably connected in the clamping grooves 7, and the movable clamps 8 are abutted against the outer wall of the circumference of the centrifuge tube 2; furthermore, a pushing spring 9 used for abutting against the movable clamp 8 is arranged in the clamping groove 7, and a fixing clamp 10 used for fixing the centrifugal tube 2 is fixedly connected to the inner wall of the placing cavity 6 below the movable clamp 8. The centrifugal tube 2 is placed in the placing cavity 6, the pushing spring 9 is compressed under pressure, the movable clamp 8 is unfolded by the tube body of the centrifugal tube 2 and abuts against the circumferential outer wall of the centrifugal tube 2, meanwhile, the fixing clamp 10 is clamped on the centrifugal tube 2, and the movable clamp 8 is matched with the fixing clamp 10 to enable the centrifugal tube 2 to be stably placed in the placing cavity 6; because of the existence of pushing spring 9, activity clamp 8 can change the centre gripping scope and stabilize centre gripping centrifuging tube 2 according to centrifuging tube 2's size to reach the purpose that adapts to multiple specification centrifuging tube 2.

The movable clamp 8 in the clamping groove 7 comprises a sliding section 801 and a clamping section 802, wherein the sliding section 801 is slidably connected in the clamping groove 7, and the sliding section 801 is fixedly connected on the pushing spring 9; the clamping section 802 of the movable clamp 8 is integrally formed on the sliding section 801 and has an arc shape, and the clamping section 802 abuts against the outer wall of the circumference of the centrifugal tube 2. The activity is pressed from both sides 8 and is relied on slip section 801 round trip movement to change the centre gripping scope in centre gripping groove 7, and centre gripping section 802 is circular-arc can be better with the circumference outer wall of centrifuging tube 2 laminate mutually, guarantee that centre gripping section 802 can stabilize centre gripping centrifuging tube 2.

In addition, a fixing clamp 10 fixedly connected to the inner wall of the placing cavity 6 is provided with a through hole 11 for the centrifugal tube 2 to pass through in the direction of the central axis thereof, and elastic fixing teeth 12 are integrally formed at the upper end and the lower end of the fixing clamp 10; and, one end of the elastic fixing teeth 12 far away from the fixing clip 10 is all drawn toward the central axis direction of the fixing clip 10. Centrifuging tube 2 passes through-hole 11 and struts elasticity fixed tooth 12, and elasticity fixed tooth 12 is pressed and is held on centrifuging tube 2's circumference outer wall, guarantees that centrifuging tube 2 can not take place to rock when centrifugal station 4 rotates at a high speed to reach the purpose of stable centre gripping centrifuging tube 2.

Furthermore, the upper end of the centrifuge tube 2 is also pressed with a pressing cover 13, the upper end of the placing cavity 6 is provided with a pressing groove 14, the inner wall of the pressing groove 14 is provided with an internal thread 15, the outer circumferential wall of the lower end of the pressing cover 13 is provided with an external thread 16, and the pressing cover 13 is in threaded connection with the internal thread 15. And the lower end of the placing cavity 6 is provided with a lifting groove 17, and an elastic lifting mechanism which is pressed upwards on the lower end of the centrifugal tube 2 is fixedly connected in the lifting groove 17. If the capacity of the centrifuge tube 2 in the placing cavity 6 is small, the fixing clamp 10 and the movable clamp 8 are inconvenient to fix the centrifuge tube 2, the centrifuge tube 2 is inconvenient to take out after centrifugal rotation, and the elastic lifting mechanism can lift the centrifuge tube 2 with small capacity upwards, so that a researcher can place and take out the centrifuge tube 2 conveniently; gland 13 can avoid centrifuging tube 2 to be popped out by elasticity lifting mechanism and place chamber 6 to play the effect of fixed centrifuging tube 2. In addition, a plurality of anti-slip threads 22 are further formed on the circumferential outer wall of the upper end of the gland 13, and the anti-slip threads 22 can enable a researcher to easily screw the gland 13.

Furthermore, the elastic lifting mechanism in the lifting slot 17 comprises a lifting plate 18, the upper end of the lifting plate 18 is fixedly connected with a sponge pad 19, the lower end of the lifting plate 18 is fixedly connected with a lifting spring 20, and one end of the lifting spring 20 far away from the lifting plate 18 is fixedly connected to the lower end of the lifting slot 17. Lifting plate 18 and lifting spring 20 can upwards lift the centrifuging tube 2 of small capacity, and foam-rubber cushion 19 then can play the effect of shock attenuation buffering when centrifugal platform 4 is high-speed rotatory to guarantee that centrifuging tube 2 can be stably placed in placing chamber 6.

In addition, a bracket 21 with a wide upper part and a narrow lower part is integrally formed at the lower end of the centrifugal tube 2, and the lower end of the bracket 21 is folded and closed and is propped against the sponge pad 19. The lower end of the bracket 21 is folded and closed, so that the centrifugal tube 2 can conveniently penetrate through and open the elastic fixing teeth 12 in the closed state, and the lower end of the bracket 21 is propped against the spongy cushion 19, so that the centrifugal tube 2 and the elastic lifting mechanism are more stably connected.

The utility model that should point out simultaneously indicates the terminology, like: the directional or positional relationships indicated as "front", "rear", "vertical", "horizontal", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stabilize high-speed refrigerated centrifuge of centre gripping centrifuging tube, includes organism (1) and centrifuging tube (2), its characterized in that: centrifugal chamber (3) have been seted up to the upside of organism (1), centrifugal chamber (3) internal rotation is connected with centrifugal platform (4), the upper end lid of centrifugal platform (4) is equipped with sealed lid (5), the circumference has been seted up on the up end of centrifugal platform (4) a plurality of and has been placed chamber (6), centrifuging tube (2) are placed in placing chamber (6), the symmetry is provided with centre gripping groove (7) on placing the inner wall of chamber (6), sliding connection has the activity to press from both sides (8) in centre gripping groove (7), activity clamp (8) are supported and are held on the circumference outer wall of centrifuging tube (2), be equipped with in centre gripping groove (7) and be used for supporting promotion spring (9) on activity clamp (8), it is used for fixing clamp (10) of fixed centrifuging tube (2) to place fixedly connected with on the inner wall of chamber (6) below activity clamp (8).

2. The high-speed refrigerated centrifuge for stably holding centrifuge tubes of claim 1, wherein: activity clamp (8) are including slip section (801) and centre gripping section (802), slip section (801) sliding connection is in centre gripping groove (7), slip section (801) fixed connection is on pushing away spring (9), centre gripping section (802) integrated into one piece is on slip section (801) and be circular-arcly, centre gripping section (802) support and hold on the circumference outer wall of centrifuging tube (2).

3. The high-speed refrigerated centrifuge of claim 1 further comprising: run through on the central axis direction of fixation clamp (10) and offer through-hole (11) that supply centrifuging tube (2) to pass, the equal integrated into one piece in upper and lower both ends of fixation clamp (10) has elasticity fixed tooth (12), the one end of keeping away from fixation clamp (10) of elasticity fixed tooth (12) all draws in towards the central axis direction of fixation clamp (10).

4. The high-speed refrigerated centrifuge of claim 1 further comprising: the upper end of centrifuging tube (2) is pressed and is held pressure lid (13), the upper end of placing chamber (6) has been seted up the pressure and has been held groove (14), internal thread (15) have been seted up on the inner wall of pressure holding groove (14), external screw thread (16) have been seted up on the circumference outer wall of gland (13) lower extreme, gland (13) threaded connection is on internal thread (15), the lower extreme of placing chamber (6) has been seted up and has been lifted groove (17), it upwards presses the elasticity of holding on centrifuging tube (2) lower extreme to lift fixedly connected with in groove (17) and lift the mechanism.

5. The high-speed refrigerated centrifuge of claim 4 wherein: elasticity lifts mechanism is including lifting board (18), the upper end fixedly connected with foam-rubber cushion (19) of lifting board (18), the lower extreme fixedly connected with of lifting board (18) lifts spring (20), the one end fixed connection who lifts spring (20) and keep away from lifting board (18) lifts the lower extreme in lifting groove (17).

6. The high-speed refrigerated centrifuge of claim 5 wherein: the lower extreme integrated into one piece of centrifuging tube (2) has bracket (21), narrow down wide on bracket (21), and the lower extreme of bracket (21) draws in the closure in, the lower extreme of bracket (21) supports and holds on foam-rubber cushion (19).

7. The high-speed refrigerated centrifuge for stably holding centrifuge tubes of claim 6, wherein: and a plurality of anti-skid grains (22) are arranged on the circumferential outer wall at the upper end of the gland (13).