CN211755201U

CN211755201U - Test tube rack and test tube heating assembly

Info

Publication number: CN211755201U
Application number: CN201921636964.XU
Authority: CN
Inventors: 刘攀
Original assignee: Reproductive and Genetic Hospital of CITIC Xiangya Co Ltd
Current assignee: Reproductive and Genetic Hospital of CITIC Xiangya Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-10-27
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a test-tube rack and test tube heating element. The test tube rack comprises a base, a positioning part and two first supporting parts, wherein each first supporting part is fixedly connected between the base and the positioning part and respectively positioned at two ends of the positioning part in a second direction perpendicular to the first direction; the positioning piece is provided with a plurality of through holes for the test tubes to penetrate through; the base has a plurality of location portions, and location portion is used for fixing a position the test tube of locating corresponding through hole to wearing. Above-mentioned test-tube rack, the test tube on arranging the test-tube rack is located the part in the space that two first supports, setting element and base enclose and is in the state of exposing to can set up heating device between two first supports and heat the test tube, be favorable to the test tube to keep the constant temperature. So, when needing to shift to the incubator after picking up ovum or insemination operation is accomplished, can directly take the test-tube rack to the incubator in, avoided directly taking the test tube, simplified the operation, reduced the risk that takes place the accident such as test tube landing, empting.

Description

Test tube rack and test tube heating assembly

Technical Field

The utility model relates to a medical science experimental facilities technical field especially relates to a test-tube rack and test tube heating element.

Background

At present, In IVF (In Vitro Fertilization) laboratories use test tubes to load oocytes and perform ovum and insemination operations, wherein the test tubes need to be placed on a heating module to be kept at a constant temperature during the ovum and insemination operations, and the test tubes need to be transferred into an incubator after the ovum or insemination operations are completed, and a test tube cover needs to be unscrewed before being placed into the incubator, so that the constant pH value and osmotic pressure In the test tubes can be kept.

However, in the prior art, 5 to 6 test tubes are held by hand each time and transferred into an incubator, so that the operation is complicated, and accidents such as sliding and toppling over of the test tubes are easy to happen, so that gametes or embryos are lost and polluted.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a test tube rack and a test tube heating assembly which overcome the above-mentioned drawbacks, in order to solve the problems in the prior art that the operation of transferring the test tube after the completion of the operation of picking up the eggs or insemination is troublesome, and the loss or contamination of gametes or embryos is caused by the accidents such as the slide and the toppling of the test tube.

A test tube rack comprises a base, a positioning piece and two first supporting pieces, wherein the base and the positioning piece are arranged oppositely along a first direction, and each first supporting piece is fixedly connected between the base and the positioning piece and is respectively positioned at two ends of the positioning piece in a second direction perpendicular to the first direction;

the positioning piece is provided with a plurality of through holes for the test tubes to penetrate through, and the through holes are arranged at intervals along the second direction; the base has a plurality of with a plurality of through hole one-to-one the location portion, location portion is used for locating the correspondence to wearing the test tube of locating the through hole.

Above-mentioned test-tube rack can insert the through hole of setting element with the test tube to cooperate with location portion on the base, thereby realize the fixed to the test tube. Because two first supports are located setting element at the ascending both ends of second direction, the test tube of arranging in on the test-tube rack promptly is located the part in the space that two first supports, setting element and base enclose and is in the state of exposing to can set up heating device between two first supports and heat the test tube, be favorable to the test tube to keep the constant temperature. So, when needing to shift to the incubator after picking up ovum or insemination operation is accomplished, can directly take the test-tube rack to the incubator in, avoided directly taking the test tube, simplified the operation, reduced the risk that takes place the accident such as test tube landing, empting.

In one embodiment, the positioning portion may be a positioning hole or a positioning groove.

In one embodiment, the base, the positioning member and the two first supporting members surround to form an accommodating space for arranging a heating device.

In one embodiment, the test tube rack further includes a second supporting member, and the second supporting member is fixedly connected between the positioning member and the base and located between the two first supporting members;

in a third direction perpendicular to the first and second directions, a size of the second support is smaller than a size of the test tube.

In one embodiment, handles are provided on opposite sides of the positioning member.

In one embodiment, the handle is hingedly connected to the positioning member.

In one embodiment, the positioning member is provided with six through holes.

In one embodiment, the test tube rack further comprises a coding board, and the coding board is arranged on the positioning part, the base or the first supporting part.

The test tube heating assembly comprises two heating blocks and the test tube rack in any embodiment;

two the heating piece sets up in two between the first support piece, and be located the test tube rack is in the both sides of third direction, wherein the third direction perpendicular to first direction with the second direction.

In one embodiment, a side of each of the heating blocks opposite to each other has a plurality of accommodating grooves for accommodating the corresponding test tubes.

Drawings

Fig. 1 is a schematic structural view of a test tube rack according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a test tube heating assembly according to an embodiment of the present invention;

fig. 3 is a front view of a heating block of the tube heating assembly according to an embodiment of the present invention;

fig. 4 is a top view of two heating blocks of the test tube heating assembly according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a test tube rack 100 according to an embodiment of the present invention includes a base 10, a positioning member 20, and two first supporting members 30.

The base 10 is disposed opposite to the positioning member 20 in the first direction. Each first support 30 is fixedly connected between the base 10 and the positioning member 20, so that the positioning member 20 is fixed relative to the base 10. The two first supporting members 30 are respectively located at two ends of the positioning member 20 in a second direction perpendicular to the first direction.

The positioning member 20 is provided with a plurality of through holes 22 through which the test tubes are inserted. The plurality of through holes 22 are arranged at intervals in the second direction. The base 10 has a plurality of positioning portions 12 corresponding one-to-one to the plurality of through holes 22. The positioning portion 12 positions the test tube 200 inserted into the corresponding through hole 22.

The test tube rack 100 may fix the test tube 200 by inserting the test tube into the through hole 22 of the positioning member 20 and engaging with the positioning portion 12 of the base 10. Because two first supports 30 are located the both ends of setting element 20 on the second direction, the test tube 200 of putting on test-tube rack 100 promptly is located the part in the space that two first supports 30, setting element 20 and base 10 enclose and is in the exposed state to can set up heating device between two first supports 30 and heat test tube 200, be favorable to test tube 200 to keep the constant temperature. So, when needing to shift to the incubator after picking up ovum or insemination operation is accomplished, can directly take test-tube rack 100 to the incubator in, avoided directly taking the test tube, simplified the operation, reduced the risk that takes place accidents such as test tube 200 landing, empting.

In the embodiment shown in fig. 1 and 2, the first direction is the up-down direction, and the second direction is the left-right direction.

In an embodiment, the positioning portion 12 may be a positioning hole or a positioning groove. In this way, one end of the test tube 200 is inserted into the through hole 22 of the positioning member 20 and into the corresponding positioning hole or groove, thereby fixing the test tube 200 to the test tube rack 100. It is understood that, in order to prevent the test tube 200 from shaking, the diameters of the through hole 22 and the positioning hole or the positioning groove may be set according to the outer diameter of the test tube 200, which will not be described herein. It will be appreciated that in one embodiment, the inner diameter of the positioning hole or groove can be designed to prevent the test tube 200 from penetrating through the positioning hole or groove to reach the side of the base 10 facing away from the positioning member 20. In other embodiments, the test tube 200 can be prevented from penetrating the positioning hole or the positioning groove to reach the side of the base 10 away from the positioning member 20 by designing the positioning hole or the positioning groove not to penetrate the base 10.

Specifically to the embodiment, base 10, setting element 20 and two first supports 30 enclose to close and form the accommodation space that is used for setting up heating device to heat test tube 200 through heating device, be favorable to keeping test tube 200 constant temperature.

In an embodiment, the test tube rack 100 further includes a second supporting member (not shown), which is fixedly connected between the positioning member 20 and the base 10 and located between the two first supporting members 30. In a third direction perpendicular to the first and second directions, the dimension of the second support is smaller than that of the test tube 200, so that the second support is prevented from obstructing the contact of the heating device with the test tube 200, and the heating device is facilitated to heat the test tube 200. Thus, the structural strength of the test tube rack 100 is enhanced by the second supporting member, and the deformation of the test tube rack 100 is prevented.

Further, the second support may be one or more. When the second supporting member is plural, the plural second supporting members are arranged at intervals along the second direction.

In particular embodiments, handles (not shown) are provided on opposite sides of the positioning member 20 to further facilitate the transfer. Further, the handle is hingedly connected to the securing member 20. When it is desired to transfer the test tube 200, the handle is pivoted upwardly to the top of the spacer 20 for easy handling by the operator. When the test tube is not needed to be transferred, the handle rotates downwards to the bottom of the positioning part 20 under the action of self gravity, so that the test tube on the test tube rack 100 can be conveniently taken and placed.

In the embodiment shown in the figures, the positioning member 20 is provided with six through holes 22, i.e. one test tube rack 100 can hold six test tubes 200. In other embodiments, the positioning member 20 may have other numbers of through holes 22, which is not limited herein.

In one embodiment, the rack 100 further includes a code plate (not shown). The code card is disposed on the positioning member 20, the base 10 or the first support member 30. So, accessible code tablet numbers test-tube rack 100, is favorable to reducing the time of looking for corresponding test tube 200, improves work efficiency, keeps the stability of cultivateing the environment.

As shown in fig. 2 to 4, based on the test tube rack 100, the present invention further provides a test tube heating assembly, which includes two heating blocks 300 and the test tube rack 100 as described in any of the above embodiments. The two heating blocks 300 are disposed between the two first supports 30 and located at both sides of the test tube rack 100 in a third direction, wherein the third direction is perpendicular to the first direction and the second direction. As such, the test tubes 200 are placed on the test tube rack 100, and the two heating blocks 300 are placed between the two first supports 30, thereby heating the respective test tubes 200 to maintain the respective test tubes 200 at a constant temperature. In the embodiment shown in fig. 2, the third direction is a direction perpendicular to the plane of the paper.

In the embodiment, a side of each heating block 300 opposite to each other has a plurality of receiving grooves 302 for receiving corresponding test tubes. So, the corresponding storage tank 302 on two heating blocks 300 wraps up test tube 200 to with heat transfer to test tube 200, make test tube 200 be heated evenly.

It should be noted that the plurality of receiving grooves 302 on each heating block 300 are arranged at intervals along the second direction. Storage tank 302 one-to-one on two heating blocks 300 sets up, and two corresponding storage tanks 302 wrap up the both sides of same test tube 200 to increase test tube 200's heated area, make test tube 200 be heated more evenly.

It should be noted that the heating block 300 may be made of a material with good thermal conductivity, such as copper, aluminum or aluminum alloy.

In specific embodiments, the heating block 300 may be kept at a constant temperature by providing an electric heating wire, by introducing a constant-temperature liquid medium (e.g., water), or by placing the heating block 300 on a constant-temperature bench.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A test tube rack is characterized by comprising a base, a positioning piece and two first supporting pieces, wherein the base and the positioning piece are arranged oppositely along a first direction, and each first supporting piece is fixedly connected between the base and the positioning piece and respectively positioned at two ends of the positioning piece in a second direction perpendicular to the first direction;

the positioning piece is provided with a plurality of through holes for the test tubes to penetrate through, and the through holes are arranged at intervals along the second direction; the base is provided with a plurality of positioning parts which are in one-to-one correspondence with the through holes, and the positioning parts are used for positioning the test tubes penetrating through the corresponding through holes;

the base, the positioning piece and the two first supporting pieces are enclosed to form an accommodating space for arranging the heating device.

2. The test tube rack according to claim 1, wherein the positioning portion may be a positioning hole or a positioning groove.

3. The test tube rack of claim 1, further comprising a second support member fixedly connected between the positioning member and the base and located between the two first support members;

4. The test tube rack of claim 1, wherein handles are provided on opposite sides of the locator.

5. The test tube rack of claim 4, wherein the handle is hingedly connected to the positioning member.

6. The test tube rack according to claim 1, wherein six through holes are formed in the positioning member.

7. The test tube rack of claim 1, further comprising a code plate disposed on the positioning member, the base, or the first support member.

8. A test tube heating assembly comprising two heating blocks and a test tube rack according to any one of claims 1 to 7;

9. The cuvette heating assembly according to claim 8, wherein a side of each of the heating blocks opposite to each other has a plurality of receiving grooves for receiving the corresponding cuvette.