CN218132570U

CN218132570U - Novel electric centrifuge

Info

Publication number: CN218132570U
Application number: CN202222319773.9U
Authority: CN
Inventors: 陈宝奇; 姚宇航; 陈奕好; 李孜
Original assignee: Jiangxi Sanhui Technology Co ltd
Current assignee: Jiangxi Sanhui Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2022-12-27
Anticipated expiration: 2032-08-31

Abstract

The utility model belongs to the technical field of electric centrifuge, especially, be a novel electric centrifuge, including the protection box, the inside of protection box is provided with the cavity, and is provided with fixed stop and motor and placer in the cavity respectively, the inner wall bottom fixedly connected with motor of protection box, the drive end of motor runs through fixed stop to fixed connection is in the bottom of placer, the inner wall middle part fixedly connected with fixed stop of protection box, the inside of protection box is provided with fixture, and its top is provided with adjustment mechanism, and fixture includes the placer, the utility model discloses in, under fixture's effect, can carry out relative centre gripping to the equivalent centrifuging tube that makes the device different to the aperture to can increase its centrifugal effect, under adjustment mechanism's effect, thereby be convenient for technical staff to carry out relative slip to the guard plate, so that improve its work efficiency.

Description

Novel electric centrifuge

Technical Field

The utility model belongs to the technical field of electric centrifuge, concretely relates to novel electric centrifuge.

Background

The centrifugal machine is a machine for separating components from liquid and solid particles or a mixture of liquid and liquid by using centrifugal force, and is mainly used for separating solid particles from liquid in suspension or separating two liquids which have different densities and are not mutually soluble in emulsion (for example, cream is separated from milk); it can also be used to remove liquids from wet solids, such as by spin drying clothes in a washing machine; the special overspeed tubular separator can also separate gas mixtures with different densities; some settling centrifuges can also grade solid particles according to density or granularity by utilizing the characteristic that solid particles with different densities or granularities have different settling speeds in liquid.

The electric centrifugal machine mainly controls centrifugal rotating speed and timing time through a microcomputer, and the rotating speed is automatically stable and the timing is accurate. The digital display desk type electric centrifuge belongs to a centrifuge for routine laboratory, is a biochemical instrument of scientific research, education and production departments of biology, chemistry, medicine and the like, has the maximum rotation speed of 4000 r/m, is used for radioimmunoassay and separation of large particles of cells and the like, and adopts a rotary centrifugal force to separate substances in a solution layer by layer. The instrument adopts a stepless speed regulation and automatic regulation balancing device, and has the advantages of stable operation, small volume, beautiful appearance, low temperature rise, high use efficiency, wide applicability and the like. The specially-made aluminum alloy centrifugal turntable ensures that the centrifugal tube is not easy to damage. The instrument is widely used in qualitative analysis experiments of serum, plasma, immunity and the like in hospitals, chemical and biochemical laboratories.

Therefore medical centrifuge obtains the wide application in medical field, and mainly used is to doing centrifugal treatment to the sample that needs centrifuge to separate, simultaneously because electric centrifuge is when using, at first need place the inside at the centrifuging tube with the sample to because general centrifuge is when using, once can only use the centrifuging tube of the same bore of two quantity, consequently when needs carry out relative inspection to a large amount of centrifugation samples, need place the sample in its centrifuging tube many times, thereby reduce its work efficiency.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a novel electric centrifuge has the characteristics that improve centrifugal effect, improve work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel electric centrifuge, includes the protective box body, the inside of protective box body is provided with the cavity, and is provided with fixed stop and motor and placer in the cavity respectively, the inner wall bottom fixedly connected with motor of protective box body, the drive end of motor runs through fixed stop to fixed connection is in the bottom of placer, the inner wall middle part fixedly connected with fixed stop of protective box body, the inside of protective box body is provided with fixture, and its top is provided with adjustment mechanism, and fixture includes the placer, the circumference department on the top of placer has set gradually interior ring, first ring baffle, second ring baffle, outer ring, and interior ring and outer ring respectively fixed connection are on the top of placer, it has a plurality of removal guide pillars, a plurality of to run through respectively on interior ring, first ring baffle, second ring baffle, outer ring baffle, the outer ring is equipped with a plurality of second limiting springs on the removal guide pillar, and a plurality of second limiting springs are fixed connection respectively in the both sides of first ring baffle to and the both sides of second ring baffle to and the relative inboard of interior ring baffle and interior ring, a plurality of second limiting plate two inner sides that the removal limiting plate is close to be connected with the second ring respectively, and the inner side of second limiting plate, and a plurality of inner side of the second limiting plate, and a plurality of inner side of inner side are closely be connected with the second ring and the inner side of the second limiting plate respectively.

As the utility model discloses a novel preferred technical scheme of electric centrifuge, adjustment mechanism include the guard plate, the inside recess that is provided with all around in top of protection box respectively, and its protection box one serves the recess and run through the protection box, and is a plurality of it has the guard plate to slide on the recess, the top middle part of guard plate is provided with the spout, one side fixedly connected with fixed plate that runs through the protection box, the middle part of fixed plate is inserted and is equipped with the slip guide pillar, the top fixedly connected with slider of slip guide pillar, the outside cover of slip guide pillar is equipped with first spacing spring, fixed connection is on slider and fixed plate respectively at the both ends of first spacing spring, the bottom of slip guide pillar is provided with the fixed slot, the fixed slot runs through one side of slip guide pillar, and its inner wall one end fixedly connected with reset spring, reset spring's other end fixed connection is on the fixer, and the fixer setting is in one side of fixed slot.

As a novel preferred technical scheme of electric centrifuge, it is a plurality of including angle such as removal guide pillar respectively on ring, first ring baffle, second ring baffle, the outer ring.

As the utility model discloses a novel preferred technical scheme of electric centrifuge, the inboard of first ring baffle and second ring baffle is provided with a plurality of arcs respectively, and its arc is the inboard of becoming the even setting at first ring baffle and second ring baffle of even number.

As a novel preferred technical scheme of electric centrifuge, the diameter of the holistic diameter ratio fixed slot of reset spring is slightly littleer, and the tangent plane diameter of fixer is the same with the diameter of fixed slot.

As the utility model discloses a novel preferred technical scheme of electric centrifuge, the fixed plate slides on the spout on the guard plate.

As the utility model discloses a novel preferred technical scheme of electric centrifuge, be provided with a plurality of inserting establish the groove on the placer, and a plurality of upper and lower both sides that establish the groove and all run through the placer of inserting, the arc wall difference symmetric distribution that is provided with on the inboard of first ring baffle and second ring baffle, first ring baffle and second ring baffle constitute by two semicircle ring shapes respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, under fixture's effect, can carry out relative centre gripping to making the device to the different equivalent centrifuging tube in aperture to can increase its centrifugal effect, under adjustment mechanism's effect, thereby be convenient for the technical staff carries out relative slip to the guard plate, so that improve its work efficiency.

Drawings

The accompanying drawings 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 invention and not to limit the invention. In the drawings:

fig. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the protective casing of the present invention;

FIG. 3 is a schematic structural view of the placer of the present invention;

in the figure: 1. a protective box body; 101. a cavity; 102. a motor; 103. fixing a baffle plate; 2. a protection plate; 201. a chute; 202. a groove; 203. a fixing plate; 204. sliding the guide post; 205. a first limit spring; 206. a slider; 207. a holder; 208. fixing grooves; 209. a return spring; 3. a placer; 301. a first annular baffle; 302. an outer ring; 303. a first limit plate; 304. a second limit spring; 305. moving the guide post; 306. a second limiting plate; 307. an inner circular ring; 308. a second annular baffle; 309. an arc-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a novel electric centrifuge comprises a protective box body 1, a cavity 101 is arranged inside the protective box body 1, a fixed baffle 103, a motor 102 and a placer 3 are respectively arranged in the cavity 101, the bottom end of the inner wall of the protective box body 1 is fixedly connected with the motor 102, the driving end of the motor 102 penetrates through the fixed baffle 103 and is fixedly connected with the bottom end of the placer 3, the middle part of the inner wall of the protective box body 1 is fixedly connected with the fixed baffle 103, a clamping mechanism is arranged inside the protective box body 1, the top part of the protective box body is provided with an adjusting mechanism, the clamping mechanism comprises the placer 3, an inner circular ring 307, a first circular ring baffle 301, a second circular ring baffle 308 and an outer circular ring 302 are sequentially arranged on the circumference of the top end of the placer 3, the inner circular ring 307 and the outer circular ring 302 are respectively and fixedly connected with the top end of the placer 3, a plurality of moving guide posts 305 penetrate through the inner circular ring 307, the first circular ring baffle 301, the second circular ring baffle 308 and the outer circular ring 302, a plurality of second limiting springs 304 are sleeved on the plurality of movable guide pillars 305, the plurality of second limiting springs 304 are respectively and fixedly connected to two sides of the first circular ring baffle 301, two sides of the second circular ring baffle 308, and opposite inner sides of the outer circular ring 302 and the inner circular ring 307, two ends of the plurality of movable guide pillars 305 are respectively and fixedly connected with a first limiting plate 303 and a second limiting plate 306, one end of the plurality of first limiting plates 303 is tightly attached to the inner wall of the inner circular ring 307, and the opposite inner sides of the plurality of second limiting plates 306 are respectively far away from the outer circular ring 302, in the embodiment, when a technician uses the centrifugal tube, the bottom end of the centrifugal tube with the same size is only required to be placed at the inner sides of the two corresponding arc-shaped grooves 309, then the centrifugal tube is gradually placed downwards, in the process, the first circular ring baffle 301 slides at the top end of the placer 3 towards the direction close to the inner circular ring 307 respectively, make second ring baffle 308 respectively to the direction that is close to outer ring 302 slide simultaneously, make the second limiting spring 304 atress shrink of both sides simultaneously, and make the second limiting spring 304 extension at middle part, after the inside of arc wall 309 is placed completely to the centrifuging tube, under the effect of the second limiting spring 304 that sets up in the middle, thereby can make the arc wall 309 of first ring baffle 301 and second ring baffle 308 inboard closely laminate rather than the outer wall of centrifuging tube, make the device can centrifuge the test tube of a plurality of equidimension diameters, and also can make it the same to a plurality of sizes, but its size of a dimension is different with other sizes's centrifuging tube, carry out relative centre gripping, thereby can improve the device's suitability.

Specifically, the adjusting mechanism includes a protection plate 2, a plurality of grooves 202 are respectively arranged around the inside of the top of the protection box 1, the groove 202 on one end of the protection box 1 penetrates through the protection box 1, the protection plate 2 slides on the grooves 202, a sliding chute 201 is arranged in the middle of the top end of the protection plate 2, a fixing plate 203 is fixedly connected to one side penetrating through the protection box 1, a sliding guide pillar 204 is inserted in the middle of the fixing plate 203, a slider 206 is fixedly connected to the top end of the sliding guide pillar 204, a first limit spring 205 is sleeved outside the sliding guide pillar 204, two ends of the first limit spring 205 are respectively fixedly connected to the slider 206 and the fixing plate 203, a fixing groove 208 is arranged at the bottom end of the sliding guide pillar 204, the fixing groove 208 penetrates through one side of the sliding guide pillar 204, a reset spring 209 is fixedly connected to one end of the inner wall of the fixing groove 209, the other end of the reset spring 209 is fixedly connected to a fixer 207, and the fixer 207 is arranged on one side of the fixing groove 208, in this embodiment, before the device is used, only the slider 206 needs to be pulled towards one end far away from the fixing plate 203, so that the slider 206 drives the sliding guide pillar 204 to slide together, in this process, the first limiting spring 205 is gradually extended, when the fixer 207 slides to the through hole on the fixing plate 203, the return spring 209 slides on the fixing groove 208, and the return spring 209 continuously contracts, so that the fixer 207 completely enters the inside of the fixing groove 208, and when the sliding guide pillar 204 completely leaves away from the fixing plate 203, the return spring 209 returns to the original state, so that the fixer 207 slides out of one end of the fixing groove 208, the protection plate 2 is inserted into the groove 202 on the protection box body 1, and the sliding groove 201 at the top end of the protection plate 2 slides at the bottom of the fixing plate 203, so that the protection plate 2 completely shields the protection box body 1, when protection plate 2 is unable to slide, only need loosen slider 206 this moment, thereby just can make first spacing spring 205 resume to original condition, thereby just can make sliding guide pillar 204 run through the through-hole on the fixed plate 203, thereby make fixer 207 reach the bottom of protection plate 2, make reset spring 209 slide on fixed slot 208 simultaneously, then after reset spring 209 resets completely, fixer 207 just in time slides in the one end of fixed slot 208 this moment, thereby fixer 207 can support the bottom of protection plate 2, the device is when using, the technical staff of being convenient for carries out relative slip to protection plate 2, thereby improve its work efficiency.

Specifically, a plurality of moving guide pillars 305 are equiangularly arranged on the inner ring 307, the first ring baffle 301, the second ring baffle 308 and the outer ring 302 respectively, in this embodiment, under the use of the whole, so that the device can clamp six same centrifuge tubes with different calibers, and the applicability of the device can be increased.

Specifically, the inner sides of the first circular ring baffle 301 and the second circular ring baffle 308 are respectively provided with a plurality of arc-shaped grooves 309, and the arc-shaped grooves 309 are double pairs of inner sides arranged on the first circular ring baffle 301 and the second circular ring baffle 308, in this embodiment, the arc-shaped grooves 309 can clamp and fix centrifuge tubes with different calibers, so as to enhance the centrifugal effect.

Specifically, the diameter of the entire return spring 209 is slightly smaller than the diameter of the fixing groove 208, and the diameter of the section of the holder 207 is the same as the diameter of the fixing groove 208, and in this embodiment, the return spring 209 can be slid quickly along the inside of the fixing groove 208, and the holder 207 can be slid horizontally.

Specifically, the fixing plate 203 slides on the sliding groove 201 of the protection plate 2, which is beneficial to the sliding of the protection plate 2 in the embodiment, and can relatively guide the protection plate 2, so that the protection plate 2 can horizontally slide on the groove 202.

It is specific, be provided with a plurality of grooves of establishing of inserting on placer 3, and a plurality of upper and lower both sides that the groove of establishing of inserting all runs through placer 3, arc 309 that is provided with respectively symmetric distribution on the inboard of first ring baffle 301 and second ring baffle 308, first ring baffle 301 and second ring baffle 308 comprise two semicircle ring shapes respectively, in this embodiment, the groove of establishing of inserting that sets up on placer 3 is favorable to placing of centrifuging tube, first ring baffle 301 and second ring baffle 308 have two semicircle ring types to constitute respectively simultaneously, thereby can make the inboard arc 309 of first ring baffle 301 and second ring baffle 308 can carry out relative regulation to the centrifuging tube of different bores, and carry out the centre gripping to it.

The utility model discloses a theory of operation and use flow: when the novel electric centrifuge of the utility model is used, technicians only need to place the bottom ends of centrifuge tubes with the same size at the inner sides of two corresponding arc-shaped grooves 309 when using the centrifuge tubes, then place the centrifuge tubes gradually downwards, in the process, the first ring baffle 301 slides at the top end of the placer 3 towards the direction close to the inner ring 307 respectively, and the second ring baffle 308 slides towards the direction close to the outer ring 302 respectively, meanwhile, the second limiting springs 304 at the two sides are stressed and contracted, and the second limiting spring 304 at the middle part is extended, after the centrifuge tubes are completely placed in the arc-shaped grooves 309, under the action of the second limiting spring 304 arranged in the middle, the arc-shaped grooves 309 at the inner sides of the first ring baffle 301 and the second ring baffle 308 are tightly attached to the outer walls of the centrifuge tubes, the device can centrifuge a plurality of test tubes with the same size and diameter, and can also relatively clamp a plurality of centrifuge tubes with the same size but different sizes from other sizes, so that the applicability of the device can be improved, before the device is used, the slider 206 can drive the sliding guide pillar 204 to slide together only by pulling the slider 206 to one end far away from the fixing plate 203, in the process, the first limiting spring 205 is gradually extended, when the fixer 207 slides to the through hole on the fixing plate 203, the return spring 209 slides on the fixing groove 208, and the return spring 209 continuously contracts, so that the fixer 207 completely enters the inside of the fixing groove 208, and when the sliding guide pillar 204 completely leaves away from the fixing plate 203, the return spring 209 returns to the original state, so that the fixer 207 slides out to one end of the fixing groove 208, insert protection plate 2 again on the recess 202 of establishing on protection box 1, make the spout 201 on protection plate 2 top slide in the bottom of fixed plate 203 simultaneously, thereby just can make protection plate 2 shelter from protection box 1 completely, when protection plate 2 can't slide, only need loosen slider 206 this moment, thereby just can make first spacing spring 205 resume to original condition, thereby just can make the through-hole that sliding guide pillar 204 runs through on the fixed plate 203, thereby make fixer 207 reach the bottom of protection plate 2, make reset spring 209 slide on fixed slot 208 simultaneously, then after reset spring 209 resets completely, fixer 207 just in time slides the one end at fixed slot 208 this moment, thereby fixer 207 can support the bottom of protection plate 2.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The utility model provides a novel electric centrifuge, includes protection box (1), its characterized in that: the inner part of the protection box body (1) is provided with a cavity (101), the cavity (101) is internally provided with a fixed baffle (103), a motor (102) and a placer (3) respectively, the bottom end of the inner wall of the protection box body (1) is fixedly connected with the motor (102), the driving end of the motor (102) penetrates through the fixed baffle (103) and is fixedly connected with the bottom end of the placer (3), the middle part of the inner wall of the protection box body (1) is fixedly connected with the fixed baffle (103), the inner part of the protection box body (1) is provided with a clamping mechanism, the top part of the protection box body is provided with an adjusting mechanism, the clamping mechanism comprises the placer (3), the circumference of the top end of the placer (3) is sequentially provided with an inner circular ring (307), a first circular ring baffle (301), a second circular baffle (308) and an outer circular ring (302), the inner circular ring (307) and the outer circular ring (302) are fixedly connected with the top end of the placer (3) respectively, the inner circular ring (307), the first circular ring baffle (301), the second circular baffle (308) and a plurality of guide pillars (302) are sleeved with a plurality of movable stop springs (304), and a plurality of second stop baffles (304) are respectively sleeved on the two sides of the second circular ring (304), and two sides of the second circular ring baffle (308) and opposite inner sides of the outer circular ring (302) and the inner circular ring (307), two ends of the plurality of movable guide pillars (305) are fixedly connected with a first limiting plate (303) and a second limiting plate (306) respectively, one end of the plurality of first limiting plates (303) is tightly attached to the inner wall of the inner circular ring (307), and the opposite inner sides of the plurality of second limiting plates (306) are far away from the outer circular ring (302) respectively.

2. The novel electric centrifuge of claim 1, wherein: the adjusting mechanism comprises a protection plate (2), grooves (202) are respectively formed in the periphery of the inside of the top of the protection box body (1), one end of the protection box body (1) is provided with a groove (202) in a sliding mode, the groove (202) penetrates through the protection box body (1), a plurality of grooves (202) are provided with the protection plate (2) in a sliding mode, a sliding groove (201) is formed in the middle of the top end of the protection plate (2), a fixing plate (203) is fixedly connected to one side of the penetrating through the protection box body (1), a sliding guide pillar (204) is inserted into the middle of the fixing plate (203), a sliding slider (206) is fixedly connected to the top end of the sliding guide pillar (204), a first limiting spring (205) is sleeved on the outer portion of the sliding guide pillar (204), two ends of the first limiting spring (205) are fixedly connected to the sliding slider (206) and the fixing plate (203) respectively, a fixing groove (208) is formed in the bottom end of the sliding guide pillar (204), a reset spring (209) penetrates through one side of the sliding guide pillar (204), one end of the inner wall of the fixing groove (209) is fixedly connected to one side of the fixing spring (207), and the fixing groove (208) is formed in one side of the fixing device (207).

3. The novel electric centrifuge of claim 2, wherein: the plurality of moving guide columns (305) are arranged on the inner circular ring (307), the first circular ring baffle (301), the second circular ring baffle (308) and the outer circular ring (302) at equal angles.

4. The novel electric centrifuge of claim 3, wherein: the inner sides of the first circular ring baffle (301) and the second circular ring baffle (308) are respectively provided with a plurality of arc-shaped grooves (309), and the arc-shaped grooves (309) are arranged on the inner sides of the first circular ring baffle (301) and the second circular ring baffle (308) in pairs.

5. The novel electric centrifuge as claimed in claim 4, wherein: the diameter of the whole return spring (209) is slightly smaller than that of the fixing groove (208), and the diameter of the section of the fixer (207) is the same as that of the fixing groove (208).

6. The novel electric centrifuge of claim 5, wherein: the fixing plate (203) slides on the sliding groove (201) on the protection plate (2).

7. The novel electric centrifuge of claim 6, wherein: a plurality of inserting grooves are arranged on the placer (3), and the inserting grooves penetrate through the upper side and the lower side of the placer (3), arc-shaped grooves (309) formed in the inner sides of the first circular ring baffle plate (301) and the second circular ring baffle plate (308) are symmetrically distributed, and the first circular ring baffle plate (301) and the second circular ring baffle plate (308) are formed by two semicircular rings respectively.