CN111890394B

CN111890394B - Biological sample test tube clamp

Info

Publication number: CN111890394B
Application number: CN202010787649.8A
Authority: CN
Inventors: 胡佳霖
Original assignee: Base Biotechnology Chengdu Co ltd
Current assignee: Base Biotechnology Chengdu Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-08-10
Anticipated expiration: 2040-08-07
Also published as: CN111890394A

Abstract

The invention belongs to the technical field of biomedical service devices, and discloses a biological sample test tube clamp, which comprises: a substrate; the positioning body is arranged along the first horizontal direction and is fixed at the bottom of the base body; the clamping bodies are arranged along a first horizontal direction, the lower part of each clamping body is a clamping part corresponding to the positioning body, and the upper part of each clamping body is hinged to the base body; the elastic elements are respectively arranged between the clamping bodies and the base body and are all used for driving the corresponding clamping parts to rotate towards the direction far away from the positioning body; the driving body is hinged to the base body and located above the clamping bodies, the lower portion of the driving body is provided with a plurality of driving portions which correspond to the clamping bodies one to one, and the driving body extends upwards to form an operating arm. According to the invention, the driving body drives the clamping body to rotate, the plurality of test tubes are simultaneously clamped, and the plurality of test tubes are released through the plurality of elastic elements, so that the purpose of simultaneously taking and placing the plurality of test tubes is achieved, and the transfer efficiency in the service process of the biological sample library is improved.

Description

Biological sample test tube clamp

Technical Field

The invention belongs to the technical field of biomedical service devices, and particularly relates to a biological sample test tube clamp.

Background

In the field of biomedical services, biological sample banks are used to collect and store genetic material of humans, microorganisms, and the like. The method is used for the biological professional technical services such as gene detection, vaccine research and development, vaccine test and the like. Generally, genetic materials are stored in biological sample test tubes, then a plurality of biological sample test tubes are placed in sample boxes, and finally a plurality of sample boxes are placed in a biological sample library; when a biological sample is accessed, the biological sample test tubes are transferred between one sample box and another sample box, and in the prior art, the biological sample test tubes are transferred individually, so that the transfer efficiency in the service process of the biological sample library is reduced.

Disclosure of Invention

In order to solve the above problems in the prior art, the present invention is directed to a biological sample tube holder.

The technical scheme adopted by the invention is as follows:

a biological specimen tube holder, comprising:

a substrate;

the positioning body is arranged along a first horizontal direction and fixed at the bottom of the base body;

the clamping bodies are arranged along a first horizontal direction, the lower part of each clamping body is a clamping part corresponding to the positioning body, and the upper part of each clamping body is hinged to the base body;

the elastic elements are respectively arranged between the clamping bodies and the base body and are used for driving the corresponding clamping parts to rotate towards the direction far away from the positioning body;

the driving body is hinged to the base body and located above the clamping bodies, the lower portion of the driving body is provided with a plurality of driving portions which correspond to the clamping bodies one to one, and the driving body extends upwards to form an operating arm.

As a further alternative to the biological sample tube holder, the positioning body comprises a plurality of cylinders arranged in a first horizontal direction; the cylinders are all vertically arranged.

As a further alternative to the biological specimen tube holder, each cylinder is removably attached to the base.

As a further alternative to the biological specimen tube holder, the lower end of the cylindrical body is in the shape of a spherical crown.

As a further alternative of the biological sample test tube clamp, the base body is respectively provided with a plurality of vertically penetrating positioning holes matched with the plurality of cylinders, the hole wall of each positioning hole is provided with a threaded hole, and a plurality of fastening screws are in threaded connection in each threaded hole; the outer circle surface of the cylinder is provided with an annular groove corresponding to the set screw.

As a further alternative of the biological sample test tube clamp, the driving part comprises a U-shaped frame and a rotating shaft; two ends of the rotating shaft are respectively and rotatably connected with two arms of the U-shaped frame; the upper part of the clamping body is fixedly provided with a connecting body positioned above the rotating shaft; the elastic element drives the connecting body to be in contact with the rotating shaft.

As a further alternative to the biological sample tube holder, further comprising: a U-shaped handle; two ends of the U-shaped handle are respectively fixed at two ends of the base body along the first horizontal direction.

As a further alternative of the biological sample test tube clamp, the U-shaped handle is provided with a plurality of lightening holes.

The invention has the beneficial effects that:

according to the invention, the driving body drives the clamping body to rotate, the plurality of test tubes are clamped simultaneously, and the plurality of test tubes are released through the plurality of elastic elements, so that the purpose of simultaneously taking and placing the plurality of test tubes is achieved, and the transfer efficiency in the service process of the biological sample library is improved; secondly, the invention can simultaneously drive a plurality of clamping bodies to rotate only by rotating the control arm, has small driving point and is very convenient to operate.

Drawings

Fig. 1 is a schematic structural view of a biological specimen tube holder according to the present invention.

Fig. 2 is a schematic view of an exploded structure of the biological specimen test tube holder shown in fig. 1.

Fig. 3 is a bottom view of the biological specimen tube holder shown in fig. 1.

Fig. 4 is a sectional view a-a in fig. 3.

In the figure: 1-a substrate; 2-a positioning body; 21-a cylinder; 3-a clamping body; 31-a clamping part; 32-a linker; 4-a resilient element; 5-a driving body; a 51-U-shaped frame; 52-a rotating shaft; 53-a manipulator arm; 6-U-shaped handles; 61-lightening holes; 7-test tube; 8-set screw.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the embodiments or the description in the prior art, it is obvious that the following description of the structure of the drawings is only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

The technical solution provided by the present invention will be described in detail by way of embodiments with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

In some instances, some embodiments are not described or not in detail, as they are conventional or customary in the art.

Furthermore, the technical features described herein, or the steps of all methods or processes disclosed, may be combined in any suitable manner in one or more embodiments, in addition to the mutually exclusive features and/or steps. It will be readily appreciated by those of skill in the art that the order of the steps or operations of the methods associated with the embodiments provided herein may be varied. Any order in the drawings and examples is for illustrative purposes only and does not imply that a certain order is required unless explicitly stated to be required.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The terms "connected" and "coupled" when used in this application, encompass both direct and indirect connections (and couplings) where appropriate and where not necessary contradictory.

As shown in fig. 1 to 4, a biological sample tube holder of the present embodiment includes:

a substrate 1;

the positioning body 2 is arranged along a first horizontal direction and fixed at the bottom of the base body 1;

the clamping bodies 3 are arranged along a first horizontal direction, the lower part of each clamping body 3 is a clamping part 31 corresponding to the positioning body 2, and the upper part of each clamping body 3 is hinged to the base body 1;

the elastic elements 4 are respectively arranged between the clamping bodies 3 and the base body 1 and are used for driving the corresponding clamping parts 31 to rotate towards the direction far away from the positioning body 2;

and the driving body 5 is hinged to the base body 1 and is positioned above the clamping bodies 3, the lower part of the driving body 5 is provided with a plurality of driving parts which respectively correspond to the clamping bodies 3 one by one, and the driving body 5 extends upwards to form an operating arm 53.

The test tube 7 is positioned between the clamping part 31 and the positioning body 2, and the clamping part 31 rotates to loosen or clamp the test tube 7.

The elastic element 4 may be a spring, rubber, or the like; in the present embodiment, the elastic element 4 is a compression spring; the opposite face of the clamping body 3 and the base body 1 is provided with spring holes, and the two ends of the compression spring are respectively abutted against the hole bottoms of the spring holes of the clamping body 3 and the spring holes of the base body 1.

Elastic element 4 orders about clamping part 31 and keeps away from location body 2, does not exert under the condition of any external force except elastic force of elastic element 4, and clamping body 3 is in the state of unclamping, and under this state, when clamping body 3 inserted in the sample box, can not interfere with test tube 7, avoids test tube 7 impaired.

A drive control arm 53 for transmitting a force to the plurality of gripping bodies 3 via a plurality of drive portions of the drive body 5, and rotating the plurality of gripping bodies 3 simultaneously to grip the plurality of test tubes 7; greatly reduces the force application point of the driving force and is convenient to operate. In this embodiment, the driving portion may include a U-shaped frame 51 and a rotating shaft 52; two ends of the rotating shaft 52 are respectively and rotatably connected with two arms of the U-shaped frame 51; the upper part of the clamping body 3 is fixed with a connecting body 32 positioned above the rotating shaft 52; the elastic element 4 urges the connecting body 32 into contact with the rotating shaft 52. Since the rotating shaft 52 is rotatably connected to the U-shaped frame 51, the sliding friction between the rotating shaft 52 and the connecting body 32 is changed to rolling friction, the frictional resistance is small, and the wear rate is greatly reduced.

The control arm 53 can be driven by a driving part such as an air cylinder, and the control arm 53 can also be driven manually, and the biological sample test tube clamp in the embodiment can also comprise a U-shaped handle 6; two ends of the U-shaped handle 6 are respectively fixed at two ends of the base body 1 along the first horizontal direction. On the basis, the U-shaped handle 6 is provided with a plurality of lightening holes 61. So as to reduce the weight of the structure and facilitate taking. The operating arm is vertically arranged, so that the operating arm can be pulled by a thumb of a hand holding the U-shaped handle 6, and manual operation is facilitated.

The positioning body 2 is used for positioning the test tube 7, the test tube 7 can be positioned by using a vertical surface, the positioning body 2 can also be provided with a positioning groove for positioning the test tube 7, and the positioning body 2 in the embodiment can comprise a plurality of cylinders 21 which are arranged along a first horizontal direction; the plurality of cylinders 21 are vertically arranged. The generatrix of the cylindrical surfaces of any two adjacent cylinders 21 serves as a reference for positioning the test tube 7. Positioning the test tubes 7 with two adjacent cylinders 21, on the one hand reduces the weight and, on the other hand, the cylinders 21 are easier to insert into the spaces between adjacent test tubes 7 in the sample cassette. On this basis, the lower end of the cylinder 21 is in the shape of a spherical crown.

Each cylinder 21 is detachably connected to the base body 1 to facilitate replacement of the cylinders 21. The detachable connection of the cylinder 21 and the base 1 can be realized by adopting the existing detachable connection mode such as bolt connection and the like. In this embodiment, the base 1 is respectively provided with a plurality of vertically penetrating positioning holes adapted to the plurality of cylinders 21, the hole wall of each positioning hole is provided with a threaded hole, and each threaded hole is internally and threadedly connected with a plurality of set screws 8; the outer circle surface of the cylinder 21 is provided with an annular groove corresponding to the set screw 8, the upper end of the cylinder 21 is inserted into the positioning hole, and the set screw 8 is rotated to be inserted into the annular groove, so that the cylinder 21 is fixed on the base body 1.

The invention is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.

Claims

1. Biological sample test tube holder, its characterized in that includes:

a substrate;

the positioning body is arranged along a first horizontal direction and fixed at the bottom of the base body; the positioning body comprises a plurality of cylinders arranged along a first horizontal direction; the plurality of cylinders are vertically arranged;

the driving body is hinged to the base body and is positioned above the clamping bodies, the lower part of the driving body is provided with a plurality of driving parts which are respectively in one-to-one correspondence with the clamping bodies, and the driving body extends upwards to form an operating arm; the driving part comprises a U-shaped frame and a rotating shaft; two ends of the rotating shaft are respectively and rotatably connected with two arms of the U-shaped frame; the upper part of the clamping body is fixedly provided with a connecting body positioned above the rotating shaft; the elastic element drives the connecting body to be in contact with the rotating shaft;

the two ends of the U-shaped handle are respectively fixed at the two ends of the base body along the first horizontal direction;

the operating arm is vertically arranged, the operating arm is located at the end part of the driving body and is located inside the U-shaped handle, so that the U-shaped handle can be held by one hand, and the operating arm can be pulled by the thumb of the same hand.

2. The biological sample tube holder of claim 1, wherein each cylinder is removably attached to the base.

3. The biological specimen tube holder of claim 1, wherein the lower end of the cylindrical body is in the shape of a spherical crown.

4. The biological sample test tube clamp of claim 2, wherein the base body is respectively provided with a plurality of vertically penetrating positioning holes matched with the plurality of cylinders, the wall of each positioning hole is provided with a threaded hole, and a plurality of set screws are in threaded connection in each threaded hole; the outer circle surface of the cylinder is provided with an annular groove corresponding to the set screw.

5. The biological specimen tube holder of claim 1, wherein the U-shaped handle defines a plurality of lightening holes.