CN210159792U

CN210159792U - Test tube centrifugal device

Info

Publication number: CN210159792U
Application number: CN201920827051.XU
Authority: CN
Inventors: 唐柏林
Original assignee: TOPSCIEN INSTRUMENT (NINGBO) CO Ltd
Current assignee: TOPSCIEN INSTRUMENT (NINGBO) CO Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-03-20
Anticipated expiration: 2029-06-03

Abstract

The utility model provides a test tube centrifugal device belongs to auxiliary assembly technical field for chemical analysis and includes: the rotary seat comprises an inclined wall, a vertical wall and a containing hole, the inclined wall is integrally connected with the vertical wall, the containing hole comprises an upper containing part and a lower containing part, the upper containing part is arranged on the vertical wall, the lower containing part is arranged on the inclined wall, and the sliding sleeve is arranged in the containing hole and can slide between the upper containing part and the lower containing part; the utility model has the advantages that: simple structure is ingenious, does not need the pivot structure just can realize the layering of the interior liquid of test tube.

Description

Test tube centrifugal device

Technical Field

The utility model belongs to the technical field of auxiliary assembly for chemical analysis, a test tube centrifugal device is related to.

Background

There are many occasions where centrifugal layering is needed for liquids in scientific research, health, chemical, petroleum and other departments and industries, for example, the health department needs to put blood samples, urine samples, injections and blood plasma into test tubes for separation, and the scientific research department needs to put different liquids into test tubes for centrifugal layering.

Centrifugal layering generally adopts manual centrifugation layering and mechanical centrifugation layering two kinds of modes, and manual centrifugation layering carries out centrifugal layering through artifical handheld test tube, and this kind of mode is fairly simple, need to consume the labour, and the time that consumes is longer, and centrifugal layering effect difference is very big.

The existing centrifugal layering equipment is generally characterized in that a test tube rack is hinged to a rotating seat, and then the rotating seat is driven to rotate through a motor, so that the hinged test tube rack is inclined.

However, the structure of the existing centrifugal layering equipment is complex, and the rotating shaft on the test tube rack is easy to clamp so as to influence the centrifugal layering effect, so that a device which is simple and ingenious in structure and can carry out centrifugal layering on liquid in the test tube without the rotating shaft structure is needed at present.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a test tube centrifugal device.

The purpose of the utility model can be realized by the following technical proposal: a test tube centrifugation device comprising: roating seat and sliding sleeve, the roating seat includes skew wall, perpendicular wall and accommodation hole, the skew wall with erect wall body coupling, the accommodation hole includes the portion of holding and lower portion of holding, it sets up to go up the portion of holding on the perpendicular wall, the portion of holding sets up down on the skew wall, the sliding sleeve sets up the accommodation hole and can go up the portion of holding with slide down between the portion of holding.

Preferably, a pipe sleeve is arranged on the sliding sleeve in a penetrating mode and used for placing a test tube.

Preferably, an annular flange is arranged on the sliding sleeve and clamped outside the accommodating hole.

Preferably, the rotating base is of a basin-shaped structure and comprises a basin wall, the basin wall is composed of the inclined wall and the vertical wall, and the vertical wall is located on the upper side of the inclined wall.

Preferably, the number of the accommodating holes is six, and the six accommodating holes are radially and uniformly distributed on the basin wall.

Preferably, the top end of the basin wall is provided with a plurality of labels, and the labels are arranged in one-to-one correspondence with the accommodating holes.

Preferably, an arc-shaped transition part is formed between the inclined wall and the vertical wall.

Preferably, the upper accommodating part and the lower accommodating part are both in a semicircular hole-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. simple structure is ingenious, does not need the pivot structure just can carry out the centrifugation layering to the liquid in the test tube.

2. The roating seat is when not rotating, because gravity reason, the sliding sleeve is in the lower holding portion, can insert the test tube in the sliding sleeve this moment, when the roating seat rotates, receive centrifugal force's influence, the sliding sleeve can follow in the lower holding portion moves gradually supreme holding portion, the cuff of sliding sleeve is towards the horizontal direction this moment, make the test tube set up for the level, thereby realize centrifugal layering effect, whole process relies on centrifugal force to drive the sliding sleeve and removes, ingenious utilization the shape of holding hole, make the test tube change to the horizontal direction from the incline direction.

Drawings

Fig. 1 is a schematic structural view of the test tube centrifuge of the present invention.

Fig. 2 is a schematic view of the structure of the test tube centrifuge of the present invention in use.

Fig. 3 is a schematic structural diagram of the rotary base of the present invention.

In the figure, 100, a rotating base; 110. a basin wall; 111. a sloped wall; 112. a vertical wall; 120. an accommodation hole; 121. an upper accommodating part; 122. a lower accommodating part; 130. labeling; 140. an arc-shaped transition portion; 200. a sliding sleeve; 210. an annular flange; 300. and (4) pipe sleeves.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, a test tube centrifuge device includes: roating seat 100 and sliding sleeve 200, roating seat 100 includes skew wall 111, perpendicular wall 112 and accommodation hole 120, skew wall 111 with perpendicular wall 112 body coupling, accommodation hole 120 includes accommodate part 121 and lower accommodate part 122, it sets up to go up accommodate part 121 on perpendicular wall 112, accommodate part 122 sets up down on skew wall 111, sliding sleeve 200 sets up in the accommodation hole 120 and can go up accommodate part 121 with slide between the accommodate part 122 down.

It is worth to be noted here that, the rotatory centrifugal layering equipment of current test tube hinges the test-tube rack on the pedestal through the pivot usually, and the user inserts the test tube at first on the test-tube rack of putting to one side or erectting, and when the pedestal rotated, the test tube can be to the horizontal direction slope gradually, and the test-tube rack can rotate through the pivot this moment, adjusts the level to from the slope.

Preferably, in the present embodiment, a centrifugal layered structure without a rotation shaft is adopted, the rotation base 100 is provided with an accommodating hole 120, a cross section of the accommodating hole 120 is in an obtuse angle shape, may also be in a parabolic shape, or is in an arc shape, and the accommodating hole is provided on the inclined wall 111 and the vertical wall 112, further, the inclined wall 111 and the vertical wall 112 are actually inclined wall surfaces and vertical wall surfaces, the upper accommodating portion 121 of the accommodating hole 120 is located on the vertical wall 112, the lower accommodating portion 122 is located on the inclined wall 111, so that when the sliding sleeve 200 is located on the lower accommodating portion 122, a sleeve opening of the sliding sleeve faces an inclined upward state, and when the sliding sleeve 200 is located on the upper accommodating portion 121, a sleeve opening of the sliding sleeve faces a horizontal direction.

Particularly, the test tube is located sliding sleeve 200, roating seat 100 is when not rotating, because gravity reason, sliding sleeve 200 is in lower accommodating part 122, can insert the test tube in sliding sleeve 200 this moment, when roating seat 100 rotates, receive the influence of centrifugal force, sliding sleeve 200 can follow lower accommodating part 122 and move gradually to in the upper accommodating part 121, sliding sleeve 200's cuff is towards the horizontal direction this moment, make the test tube be the level setting, thereby realize centrifugal layering effect, whole process relies on centrifugal force to drive sliding sleeve 200 and removes, ingenious utilization the shape of accommodation hole 120, make the test tube change to the horizontal direction from the incline direction.

As shown in fig. 1 and 2, in addition to the above embodiment, a tube sleeve 300 is inserted into the sliding sleeve 200, and the tube sleeve 300 is used for placing a test tube.

Preferably, wear to be equipped with pipy pipe box 300 in the sliding sleeve 200, the test tube wears to establish in pipe box 300, and what like this can be better holds the test tube to can also protect the test tube through pipe box 300, avoid the test tube to receive external force breakage in the centrifugation layering process.

As shown in fig. 1 and 2, in addition to the above embodiment, the sliding sleeve 200 is provided with an annular flange 210, and the annular flange 210 is clamped outside the accommodating hole 120.

Preferably, the sliding sleeve 200 has an annular flange 210, the annular flange 210 is clamped outside the receiving hole 120, so that the sliding sleeve 200 can be reliably positioned in the receiving hole 120 without being thrown out of the receiving hole 120 by centrifugal force, and the annular flange 210 is actually provided on the inner end surface of the sliding sleeve 200, so that the sliding of the sliding sleeve 200 is not hindered.

As shown in fig. 1, 2, and 3, based on the above embodiment, the rotating base 100 has a basin-shaped structure, and the rotating base 100 includes a basin wall 110, the basin wall 110 is composed of the inclined wall 111 and the vertical wall 112, and the vertical wall 112 is located on the upper side of the inclined wall 111.

Preferably, the rotary base 100 may have a basin-shaped structure, and the cross section of the basin wall 110 has an arc shape, a parabolic shape or an obtuse angle shape, in short, the lower half of the basin wall 110 has an inclined shape or an arc-shaped structure, i.e. an inclined wall 111, the upper half of the basin wall 110 has a vertical shape, i.e. a vertical wall 112, the vertical wall 112 is located on the inclined wall 111, and the two are integrally connected, so that the inclined state or the horizontal state of the test tube can be realized.

As shown in fig. 1, 2, and 3, in the above embodiment, the number of the accommodating holes 120 is six, and the six accommodating holes 120 are radially and uniformly distributed on the basin wall 110.

Preferably, the number of the receiving holes 120 may be a plurality, preferably six, and six receiving holes 120 may satisfy the requirement of centrifugally layering a plurality of test tubes at a time.

As shown in fig. 1, 2 and 3, on the basis of the above embodiment, the top end of the basin wall 110 is provided with a plurality of marks 130, the marks 130 are arranged in one-to-one correspondence with the accommodating holes 120, and preferably, in practical application, since the number of the accommodating holes 120 is six, the top end of the basin wall 110 above the accommodating holes 120 can be marked with the number marks 130, so that the marks 130 correspond to specific test tubes, and the position of the test tubes is not unclear after centrifugal layering.

As shown in fig. 1 and 2, in addition to the above embodiment, an arc-shaped transition portion 140 is formed between the inclined wall 111 and the vertical wall 112, so that the sliding sleeve 200 can be more smoothly slid.

As shown in fig. 1, 2 and 3, in addition to the above embodiment, the upper receiving portion 121 and the lower receiving portion 122 are both of a semicircular hole structure, and preferably, the test tube clamp is of a tubular structure, so that when the test tube clamp is positioned in the upper receiving portion 121 and the lower receiving portion 122, the test tube clamp is very adapted to the semicircular hole structure.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A test tube centrifugation device, comprising: roating seat and sliding sleeve, the roating seat includes skew wall, perpendicular wall and accommodation hole, the skew wall with erect wall body coupling, the accommodation hole includes the portion of holding and lower portion of holding, it sets up to go up the portion of holding on the perpendicular wall, the portion of holding sets up down on the skew wall, the sliding sleeve sets up the accommodation hole and can go up the portion of holding with slide down between the portion of holding.

2. A test tube centrifugation device according to claim 1, wherein: a pipe sleeve penetrates through the sliding sleeve and is used for placing a test tube.

3. A test tube centrifugation device according to claim 1, wherein: the sliding sleeve is provided with an annular flange, and the annular flange is clamped outside the accommodating hole.

4. A test tube centrifugation device according to claim 1, wherein: the roating seat is basin column structure to the roating seat includes the basin wall, the basin wall by the skew wall with erect the wall and constitute, erect the wall and be located the upside of skew wall.

5. A test tube centrifugation device according to claim 4, wherein: the number of the accommodating holes is six, and the six accommodating holes are radially and uniformly distributed on the basin wall.

6. A test tube centrifugation device according to claim 5, wherein: the top end of the basin wall is provided with a plurality of labels, and the labels are arranged in one-to-one correspondence with the accommodating holes.

7. A test tube centrifugation device according to claim 1, wherein: an arc-shaped transition part is formed between the inclined wall and the vertical wall.

8. A test tube centrifugation device according to claim 1, wherein: the upper accommodating part and the lower accommodating part are both in semicircular hole structures.