CN210545749U - Can change centrifuge adapter of bore depth - Google Patents

Abstract

The utility model discloses a centrifuge adapter capable of changing the hole depth, which comprises an adapter body provided with jacks, wherein the upper end and the lower end of each jack are provided with openings, and the adapter body is also provided with a positioning hole; further comprising: the positioning column is sleeved in the positioning hole; the bottom plate is connected with the lower ends of the positioning columns, and a stepped hole with a large upper part and a small lower part is arranged at the position, corresponding to each jack, of the bottom plate; each step hole is provided with a step adjusting column; when the small end of the step adjusting column is inserted into the small end of the step hole, only the exposed part of the large end of the step adjusting column is inserted into the lower end of the insertion hole; when the large end of the step adjusting column is inserted into the large end of the step hole, the exposed part and the small end of the large end of the step adjusting column are inserted into the lower end of the insertion hole; the lower end of the handle rod is connected with the upper end of the positioning column. The utility model discloses a change the ladder and adjust the degree of depth that the post was inserted to the shoulder hole and just can change the jack for the main aspects or the tip to conveniently take out short test tube.

Description

Can change centrifuge adapter of bore depth

Technical Field

The utility model relates to the field of medical equipment, in particular to centrifuge adapter that can change hole depth.

Background

The centrifuge is a conventional medical instrument, and when a hospital carries out blood detection on a patient, a test tube is required to be used for collecting a human blood sample, and then the blood sample is submitted for detection. Before detection, the blood sample in the test tube is centrifuged by a centrifuge. A plurality of test tube jacks are formed in the adapter of the centrifuge, and after the test tube for collecting the blood sample is inserted into the test tube jack of the adapter, the adapter is loaded into the centrifuge, so that the blood sample can be centrifuged. The hole depth of the test tube jack of the adapter of the existing centrifuge is fixed and unchangeable, but the test tube used for collecting the blood sample in the hospital is often different in length, thereby leading to some relatively short test tubes to be inserted into the test tube jack of the adapter in the back, only a little section is exposed at the upper end, and is relatively inconvenient when taking out these short test tubes from the adapter, and greatly increased the risk that the test tube takes off the hand and drops.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can change the centrifuge adapter of hole depth to overcome current comparatively inconvenient and greatly increased the shortcoming of the risk that the short test tube takes off the hand and drops when taking out the short test tube from the centrifuge adapter.

In order to achieve the purpose, the utility model provides a centrifuge adapter capable of changing the hole depth, which comprises an adapter body provided with a plurality of jacks, wherein the upper end and the lower end of each jack are open, and the middle of the adapter body is also provided with a positioning hole with the upper end and the lower end open; further comprising: the positioning column is sleeved in the positioning hole in a manner of sliding up and down; the bottom plate is connected with the lower end of the positioning column, and a stepped hole with a large upper part and a small lower part is arranged at the position of the bottom plate corresponding to each jack; each step hole is provided with one step adjusting column; the length of the big end of the step adjusting column is greater than the depth of the big end of the step hole, and the length of the small end of the step adjusting column is less than the depth of the small end of the step hole; when the small end of the step adjusting column is inserted downwards into the small end of the corresponding step hole, only the part of the large end of the step adjusting column exposed out of the step hole is inserted into the lower end of the corresponding insertion hole; when the large end of the step adjusting column is inserted downwards into the corresponding large end of the step hole, the part of the large end of the step adjusting column exposed out of the step hole and the small end of the step adjusting column are inserted into the lower end of the corresponding jack; and a handle bar, the lower end of which is detachably connected with the upper end of the positioning column.

Preferably, in the above technical solution, the positioning hole is a rectangular hole, and the positioning column is a corresponding rectangular column.

Preferably, in the above technical solution, a handle is disposed at an upper end of the handle rod, and both the handle rod and the handle can pass through the positioning hole.

Preferably, in the above technical scheme, the lower end of the handle rod is provided with an external thread, and the upper end of the positioning column is concavely provided with a screw hole engaged with the external thread of the handle rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

when the small end of the ladder adjusting column is inserted downwards into the small end of the corresponding ladder hole, only the part of the large end of the ladder adjusting column exposed out of the ladder hole is inserted into the lower end of the corresponding jack, so that the test tube is supported by the large end, and the depth of the test tube which can enter the jack is the normal depth; after the big end of the ladder adjusting column is downwards inserted into the big end of the corresponding stepped hole, the part of the big end of the ladder adjusting column, which is exposed out of the stepped hole, and the small end of the ladder adjusting column are inserted into the lower end of the corresponding jack, so that the test tube is supported by the small end, the depth of the test tube, which can enter the jack, is shallower than the normal depth, and after the relatively shorter test tube is inserted into the jack, the upper end of the relatively shorter test tube can be exposed to a proper length, so that the test tube is convenient to grab. Therefore, the utility model discloses a change the ladder and adjust the post and be that the main aspects inserts in the shoulder hole that corresponds or the tip inserts in the shoulder hole that corresponds, just can change the degree of depth of jack according to the length of test tube to conveniently take out short test tube, reduce the risk that short test tube takes off the hand and drops.

Drawings

Fig. 1 is a schematic perspective view of a centrifuge adapter capable of changing the hole depth according to the present invention.

Fig. 2 is an exploded view of a centrifuge adapter capable of varying hole depths in accordance with the present invention.

Fig. 3 is a schematic structural diagram of a base plate and a positioning column according to the present invention.

Description of the main reference numerals:

1-an adapter body, 2-a jack, 3-a positioning hole, 4-a positioning column, 5-a bottom plate, 6-a handle rod, 7-a handle, 8-a stepped hole and 9-a stepped adjusting column.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 to fig. 3 show according to the utility model discloses preferred embodiment's a can change centrifuge adapter's of hole depth structural schematic diagram, this can change centrifuge adapter of hole depth includes adapter body 1, reference column 4, bottom plate 5, ladder regulation post 9 and handle bar 6, refer to fig. 1 and fig. 2, adapter body 1 adopts conventional adapter appearance structure to cooperate with centrifuge, adapter body 1 also is provided with a plurality of jack 2 with conventional adapter, jack 2 is the round hole, be used for inserting to put and store the test tube of treating centrifugal sample. Unlike conventional adapters, the utility model discloses an upper and lower both ends opening of jack 2 of adapter body 1, it is a through-hole, and adapter body 1's centre still is provided with an upper and lower both ends open-ended locating hole 3, and locating hole 3 also is the through-hole.

With reference to fig. 1, the positioning column 4 is slidably sleeved in the positioning hole 3, and the positioning column 4 can be inserted into the positioning hole 3 and pulled out of the positioning hole 3. Bottom plate 5 is connected with the lower extreme of reference column 4, and after reference column 4 inserted locating hole 3, bottom plate 5 was just laminated at the lower extreme of adapter body 1. Referring to fig. 3, the bottom plate 5 is provided with a stepped hole 8 having a large upper end and a small lower end at a position corresponding to each jack 2, i.e., the upper end of the stepped hole 8 is a large end and the lower end is a small end, so that the middle of the inner wall thereof has a step. After the positioning column 4 is inserted into the positioning hole 3 to complete positioning, each stepped hole 8 is aligned with the corresponding jack 2. Preferably, the positioning hole 3 is a rectangular hole, and the positioning column 4 is a corresponding rectangular column, so that the positioning column 4 can only slide up and down and cannot rotate after being inserted into the positioning hole 3, thereby realizing rapid positioning.

With continued reference to fig. 2, each stepped hole 8 is provided with a stepped adjustment post 9, the shape of the stepped adjustment post 9 corresponds to the stepped hole 8, i.e. it has a large end and a small end, and the junction of the large end and the small end has a step, the length of the large end of the stepped adjustment post 9 is greater than the depth of the large end of the stepped hole 8, and the length of the small end of the stepped adjustment post 9 is less than the depth of the small end of the stepped hole 8. The both ends homoenergetic of 9 of ladder regulation post inserts in jack 2 to be used for carrying on spacingly to the test tube of inserting in jack 2. The small end of the step adjusting column 9 can penetrate through the large end of the step hole 8 and then is sleeved into the small end of the step hole 8, but the large end of the step adjusting column 9 can only be sleeved into the large end of the step hole 8 and cannot enter the small end of the step hole 8 after being blocked by the step. When the small end of the step adjusting column 9 is inserted downwards into the small end of the corresponding step hole 8, the bottom plate 5 is attached to the lower end of the adapter body 1, and only the part of the large end of the step adjusting column 9 exposed out of the step hole 8 is inserted into the lower end of the corresponding jack 2; when the large end of the step adjusting column 9 is inserted downwards into the corresponding large end of the step hole 8, the bottom plate 5 is attached to the lower end of the adapter body 1, and the small end and the part of the large end of the step adjusting column 9 exposed out of the step hole 8 are inserted into the lower end of the corresponding insertion hole 2. Because the depth of the big end of the stepped hole 8 and the length of the big end of the stepped adjusting column 9 are not changed, no matter which end of the stepped adjusting column 9 is inserted into the stepped hole 8, the length of the exposed part of the big end is the same, when the small end of the stepped adjusting column 9 faces upwards, the small end increases the length of the stepped adjusting column 9 extending into the lower end of the jack 2, so that the depth of the test tube inserted into the jack 2 becomes shallow. Column 9 is adjusted to shoulder hole 8 and ladder all can adopt circular form, and at this moment, the tip diameter of column 8 is adjusted to the ladder is less than the tip internal diameter of shoulder hole 8, and the tip diameter of column 9 is adjusted to the ladder is greater than the tip internal diameter of shoulder hole 8 and is less than the tip internal diameter of shoulder hole 8, and the tip diameter of column 9 is adjusted to the ladder still is less than the internal diameter of jack 2 to satisfy operation requirement.

With continued reference to fig. 1 and 2, the lower end of the handle bar 6 is removably connected to the upper end of the positioning post 4. The handle rod 6 can lift the adapter body 1 together with the bottom plate 5 for transferring so as to facilitate the taking and placing of the adapter body 1 by a centrifugal machine, and the handle rod 6 can be detached before centrifugation. Preferably, the upper end of the handle rod 6 is provided with a handle 7, and the handle rod 6 and the handle 7 can both pass through the positioning hole 3, so that the adapter body 1 can be upwards pulled out without detaching the handle rod 6, and the adjustment of inserting the step adjusting column 9 into the corresponding step hole 8 with the large end downward or the small end downward is realized. Continuing to refer to fig. 3, the utility model discloses it is still preferred, the lower extreme of handle pole 6 is provided with the external screw thread, and the concave screw that is connected with the external screw thread of handle pole 6 that is equipped with in upper end of reference column 4 to be convenient for the dismouting of handle pole 6.

When the small end of the ladder adjusting column 9 is inserted downwards into the small end of the corresponding ladder hole 8, only the part of the large end exposed out of the ladder hole 8 is inserted into the lower end of the corresponding jack 2, so that the test tube is supported by the large end, and the depth of the test tube entering the jack is the normal depth; when the big end of the ladder adjusting column 9 is inserted downwards into the big end of the corresponding ladder hole 8, the part of the big end exposed out of the ladder hole 8 and the small end are inserted into the lower end of the corresponding jack 2, so that the test tube is supported by the small end, the depth of the test tube entering the jack 2 is shallower than the normal depth, and after the relatively short test tube is inserted into the jack 2, the upper end of the test tube can be exposed to a proper length, thereby facilitating grabbing. The orientation of all the step adjusting columns 9 can be selected according to the implementation use condition, when the lengths of all the test tubes of the same batch of centrifuges are the same specification, the orientation of all the step adjusting columns 9 is completely the same, and when the lengths of the test tubes of the same batch of centrifuges are different specifications, the large end of one part of the step adjusting columns 9 faces upwards, and the small end of the other part of the step adjusting columns 9 faces upwards. Therefore, the utility model discloses a change ladder regulation post 9 and be that the main aspects insert in the shoulder hole 8 that corresponds or the tip inserts in the shoulder hole 8 that corresponds, just can change the degree of depth of jack 2 according to the length of test tube to conveniently take out short test tube, reduce the risk that short test tube broke the hand and dropped. In addition, a plurality of step adjusting columns 9 with different specifications can be arranged to further improve the applicability.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (4)

1. A centrifuge adapter capable of changing hole depth comprises an adapter body provided with a plurality of jacks, and is characterized in that the upper end and the lower end of each jack are open, and a positioning hole with the upper end and the lower end open is further formed in the middle of the adapter body; further comprising:

the positioning column is sleeved in the positioning hole in a manner of sliding up and down;

the bottom plate is connected with the lower end of the positioning column, and a stepped hole with a large upper part and a small lower part is arranged at the position of the bottom plate corresponding to each jack;

each step hole is provided with one step adjusting column; the length of the big end of the step adjusting column is greater than the depth of the big end of the step hole, and the length of the small end of the step adjusting column is less than the depth of the small end of the step hole; when the small end of the step adjusting column is inserted downwards into the small end of the corresponding step hole, only the part of the large end of the step adjusting column exposed out of the step hole is inserted into the lower end of the corresponding insertion hole; when the large end of the step adjusting column is inserted downwards into the corresponding large end of the step hole, the part of the large end of the step adjusting column exposed out of the step hole and the small end of the step adjusting column are inserted into the lower end of the corresponding jack; and

and the lower end of the handle rod is detachably connected with the upper end of the positioning column.

2. The centrifuge adapter capable of changing the hole depth of claim 1, wherein the positioning hole is a rectangular hole and the positioning column is a corresponding rectangular column.

3. The centrifuge adapter capable of changing the hole depth of claim 1, wherein the handle bar is provided with a handle at its upper end, and both the handle bar and the handle can pass through the positioning hole.

4. The centrifuge adapter capable of changing the hole depth as claimed in claim 1, wherein the handle rod is provided with an external thread at the lower end thereof, and the positioning column is recessed at the upper end thereof with a screw hole engaged with the external thread of the handle rod.

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