CN212493058U - Telescopic test tube rack - Google Patents

Abstract

The utility model discloses a scalable test-tube rack, including first test-tube rack main part and second test-tube rack main part, be equipped with a plurality of first jacks in the first test-tube rack main part, be equipped with the test-tube box in the second test-tube rack main part, be equipped with a plurality of second jacks on the test-tube box, be equipped with the connecting rod between first test-tube rack main part and the second test-tube rack main part, the connecting rod includes base part and pars contractilis, the base part of connecting rod is fixed in the second test-tube rack main part, the pars contractilis and the first test-tube rack main part of connecting rod are connected. The test tube rack can freely shrink the volume of the test tube rack, so that the occupied space is reduced, and the test tube rack is convenient to store.

Description

Telescopic test tube rack

Technical Field

The utility model belongs to the technical field of chemistry experiment instrument, concretely relates to scalable test-tube rack.

Background

Test tubes and test tube racks are common instruments used in analytical chemistry laboratories, and the test tube racks are mainly used for placing and airing test tubes. The current test tube rack mainly comprises a base, a support and a plugboard, wherein a plurality of jacks are arranged on the plugboard for inserting test tubes. When using the test tube, the test tube bottom that will be equipped with the sample put into the test tube jack down can, test tube and jack contact are loose, get and put the convenience, when the test tube is idle, with the test tube mouth put into down the picture peg jack can, both dripdry cleaning solvent can prevent dust pollution again. For placing more test tubes, the test-tube rack is the setting of piling up of multilayer usually, but the volume of unable free expansion or shrink test-tube rack self leads to the occupation space of test-tube rack great, is not convenient for store in less space.

Disclosure of Invention

An object of the utility model is to provide a scalable test-tube rack, this test-tube rack can freely contract self volume, reduces occupation space, is convenient for store.

The technical scheme is as follows:

scalable test-tube rack, including first test-tube rack main part and second test-tube rack main part, be equipped with a plurality of first jacks in the first test-tube rack main part, be equipped with the test-tube box in the second test-tube rack main part, be equipped with a plurality of second jacks on the test-tube box, be equipped with the connecting rod between first test-tube rack main part and the second test-tube rack main part, the connecting rod includes base portion and pars contractilis, the base portion of connecting rod is fixed in the second test-tube rack main part, the pars contractilis and the first test-tube rack main part of connecting rod is connected.

The first test tube rack main body and the second test tube rack main body are connected through the telescopic connecting rod, when the test tube rack is not needed to be used, the first test tube rack main body and the second test tube rack main body can be contracted, and the contracted test tube racks are only equivalent to the size of one test tube rack, so that the occupied space of the test tube racks is greatly reduced, and the test tube racks are convenient to store; through the combination setting of first test-tube rack main part and second test-tube rack main part, can place a plurality of test tubes simultaneously on an instrument.

In one embodiment, first test-tube rack main part is located the top of second test-tube rack main part, first test-tube rack main part includes test tube picture peg and first bottom plate, and is a plurality of first jack is located the test tube picture peg, the test tube picture peg is located the top of first bottom plate, the pars contractilis of connecting rod passes first bottom plate and test tube picture peg fixed connection. The test tube inserting plate and the first bottom plate form a first test tube rack main body, the structure is simple, and the manufacturing cost is saved; the telescopic part through the connecting rod is connected with the test tube picture peg, compresses the test tube picture peg towards first bottom plate direction, and then realizes the shrink, reduces the volume of test-tube rack.

In one embodiment, the first jacks are uniformly distributed, the first base plate is provided with a plurality of first positioning holes, and the positions of the first positioning holes correspond to the first jacks one to one. The test tube inserts the test tube picture peg, and bottom and first locating hole butt, can prevent that the test tube that inserts the test tube picture peg is unstable in the use.

In one embodiment, the second test tube rack main body comprises a first side plate and a second side plate, the first side plate and the second side plate are arranged oppositely, the first bottom plate is located above the first side plate and the second side plate, an accommodating cavity is formed among the first side plate, the second side plate and the first bottom plate, and the test tube box is located in the accommodating cavity. Through the arrangement, the test tube rack is arranged to be of a drawer type structure, when a test tube needs to be inserted into the test tube box, the test tube box is drawn out of the accommodating cavity, and after the test tube box is used, the test tube box is pushed into the accommodating cavity, so that the test tube rack is convenient to store; simultaneously, the structure of test-tube rack drawer type is convenient for getting of test tube on the test-tube box and is put.

In one embodiment, the second insertion holes are uniformly distributed at the top of the test tube box, the bottom of the test tube box is provided with the second positioning holes, and the positions of the second positioning holes correspond to the second insertion holes one to one. The test tube inserts the test tube box, and test tube bottom and second locating hole butt can prevent to insert the test tube of test tube box unstable in the use.

In one embodiment, the containing cavity is further provided with a sample disc, the sample disc is located below the test tube box, the first side plate and the second side plate are respectively provided with a first supporting plate, the first supporting plates on the first side plate and the second side plate are arranged in a flush manner, the first supporting plates are located between the test tube box and the sample disc, and the bottom of the test tube box is abutted to the two first supporting plates. The sample tray is arranged, so that the functionality of the test tube rack is enhanced, and the requirements of different steps in the analytical chemical pretreatment process are met; the arrangement of the first supporting plate supports the test tube box.

In one embodiment, the first side plate and the second side plate are both provided with a second supporting plate, the first supporting plate and the second supporting plate are arranged at intervals and form a movable groove, and the sample disc is positioned between the first supporting plate and the second supporting plate. The movable groove is arranged, so that the sample plate can move along the movable groove, and the sample plate can be conveniently pulled.

In one embodiment, a first handle is fixed to the front side of the test tube box, and a second handle is fixed to the front side of the sample tray. The arrangement of the first handle is convenient for drawing the test tube box, and the arrangement of the second handle is convenient for drawing the sample plate.

In one embodiment, the base body of the connecting rod is hollow, the telescopic part is solid, the telescopic part is inserted into the hollow position in the base body, and a positioning part is arranged between the base body and the telescopic part. Through above setting, the pars contractilis can be followed the interior hollow part activity of base part, and the pars contractilis can be fixed in the setting of setting element, prevents that the pars contractilis unstable when supporting test tube picture peg.

In one embodiment, the first receptacle is larger than the second receptacle, the first receptacle having a diameter in the range of 3cm to 3.5cm and the second receptacle having a diameter in the range of 1.8cm to 2.2 cm. The diameters of first jack and second jack are different, can place not unidimensional test tube simultaneously, improve the suitability of test-tube rack.

The utility model provides a scalable test-tube rack, including first test-tube rack main part and second test-tube rack main part, connect through the telescopic connecting rod between first test-tube rack main part and the second test-tube rack main part, when not needing to use, can shrink first test-tube rack main part and second test-tube rack main part, the test-tube rack after the shrink is only equivalent to the volume size of a test-tube rack, has greatly reduced the occupation space of test-tube rack, conveniently stores; through the combination setting of first test-tube rack main part and second test-tube rack main part, can place a plurality of test tubes simultaneously on an instrument.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles, principles and effects of the invention.

Unless otherwise specified or defined, the same reference numerals in different figures refer to the same or similar features, and different reference numerals may be used for the same or similar features.

Fig. 1 is the overall structure schematic diagram of the scalable test-tube rack of the embodiment of the utility model.

Fig. 2 is a schematic view of the retractable test tube rack according to the embodiment of the present invention after being folded and retracted.

Fig. 3 is a schematic structural diagram of a connecting rod in a telescopic test tube rack according to an embodiment of the present invention.

Description of reference numerals:

10. a first test tube rack main body; 11. inserting a test tube plate; 111. a first jack; 12. a first base plate; 121. a first positioning hole; 20. a second test tube rack main body; 21. a first side plate; 30. a connecting rod; 31. a base portion; 32. a telescopic part; 33. a positioning member; 40. a test tube box; 41. a second jack; 50. a sample tray; 60. A first support plate; 70. a second support plate; 80. a first handle; 90. a second handle.

Detailed Description

In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.

Unless specifically stated or otherwise defined, 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. In the case of combining the technical solution of the present invention with realistic scenarios, all technical and scientific terms used herein may also have meanings corresponding to the objects of realizing the technical solution of the present invention.

As used herein, unless otherwise specified or defined, "first" and "second" … are used merely for name differentiation and do not denote any particular quantity or order.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specified or otherwise defined.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly secured to 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; when an element is referred to as being "mounted on" 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 "on" another element, it can be directly on the other element or intervening elements may also be present.

As used herein, unless otherwise specified or defined, the terms "comprises," "comprising," and "comprising" are used interchangeably to refer to the term "comprising," and are used interchangeably herein.

It is needless to say that technical contents or technical features which are contrary to the object of the present invention or clearly contradict each other should be excluded.

As shown in fig. 1 to 3, scalable test-tube rack, including first test-tube rack main part 10 and second test-tube rack main part 20, first test-tube rack main part 10 is located the top of second test-tube rack main part 20, first test-tube rack main part 10 includes test tube picture peg 11 and first bottom plate 12, and it has a plurality of first jacks 111 to open on the test tube picture peg 11, test tube picture peg 11 is located the top of first bottom plate 12, be equipped with connecting rod 30 between first test-tube rack main part 10 and the second test-tube rack main part 20, connecting rod 30 includes base body portion 31 and pars contractilis 32, base body portion 31 of connecting rod 30 is fixed in on second test-tube rack main part 20, the pars contractilis 32 of connecting rod 30 passes first bottom plate 12 and test tube picture peg 11 fixed connection.

The telescopic part 32 of the connecting rod 30 is connected with the test tube inserting plate 11, the connecting rod 30 drives the test tube inserting plate 11 to move when being telescopic, the test tube inserting plate 11 is compressed towards the first bottom plate 12 when the test tube rack is not needed to be used, so that the test tube rack is contracted, the contracted test tube rack is only equivalent to the size of one test tube rack, the occupied space of the test tube rack is greatly reduced, and the test tube rack is convenient to store; the test tube inserting plate 11 and the first bottom plate 12 form the first test tube rack main body 10, the structure is simple, and manufacturing cost is saved.

The plurality of first insertion holes 111 are uniformly distributed, the first base plate 12 is provided with a plurality of first positioning holes 121 with the aperture smaller than that of the first insertion holes 111, and the positions of the plurality of first positioning holes 121 correspond to the plurality of first insertion holes 111 one to one. The test tube inserts test tube picture peg 11, and bottom and first locating hole 121 butt can prevent that the test tube that inserts test tube picture peg 11 is unstable to lead to dropping in the use.

In this embodiment, the first insertion holes 111 are circular holes with a diameter of 3cm to 3.5cm, the maximum distance from the test tube insertion plate 11 to the first bottom plate 12 is 8cm, a 50ml centrifuge tube can be placed in the test tube insertion plate 11, and 5 to 15 first insertion holes 111 can be arranged on the test tube insertion plate 11.

The second test tube rack main body 20 includes a first side plate 21 and a second side plate (not shown in the figure), the first side plate 21 and the second side plate are disposed oppositely, the first bottom plate 12 is disposed above the first side plate 21 and the second side plate, in this embodiment, four connecting rods 30 are disposed, wherein two connecting rods 30 are respectively fixed on the first side plate 21 and the second side plate, four through holes adapted to the outer diameter of the base body 31 of the connecting rods 30 are formed in the first bottom plate 12, the first bottom plate 12 is sleeved on the connecting rods 30 through the through holes, the bottom of the first bottom plate 12 is fixedly connected to the base body 31 of the connecting rods 30, a containing cavity is formed between the first side plate 21, the second side plate and the first bottom plate 12, and the test tube box 40 is disposed in the containing cavity. The second test tube rack main body 20 is arranged to be of a drawer type structure, when a test tube needs to be inserted into the test tube box 40, the test tube box 40 is drawn out of the accommodating cavity, and after the test tube box 40 is used, the test tube box 40 is pushed into the accommodating cavity, so that the test tube rack is convenient to store; meanwhile, the drawer-type structure of the test tube rack is convenient for taking and placing the test tubes on the test tube box 40; the setting of first curb plate 21 and second curb plate can improve the intensity of whole test-tube rack bottom for whole test-tube rack is more stable.

The second insertion holes 41 are uniformly distributed at the top of the test tube box 40, a plurality of second positioning holes (not shown in the figure) with a smaller aperture than the second insertion holes 41 are formed at the bottom of the test tube box 40, the test tube box 40 is hollow, and the positions of the second positioning holes correspond to the second insertion holes 41 one by one. The test tube inserts test tube box 40, and test tube bottom and second locating hole butt can prevent to insert the test tube of test tube box 40 unstable in the use.

In this embodiment, the second insertion holes 41 are circular holes with a diameter of 1.8cm-2.2cm, the distance from the top of the test tube box 40 to the second bottom plate is 5-7cm, 10ml-20ml plastic centrifuge tubes and glass test tubes can be placed in the test tube box, and 7-28 second insertion holes 41 can be arranged on the top of the test tube box 40.

It still is equipped with sample dish 50 to hold the intracavity, sample dish 50 is located test tube box 40 below, all be fixed with first backup pad 60 on first curb plate 21 and the second curb plate, first backup pad 60 on first curb plate 21 and the second curb plate flushes the setting, first backup pad 60 is located between test tube box 40 and the sample dish 50, test tube box 40's bottom all with two first backup pad 60 butt, sample dish 50 has a take the altitude apart from test tube box 40 bottom. The sample tray 50 is arranged to enhance the functionality of the test tube rack and meet the requirements of different steps in the analytical chemical pretreatment process; the first support plate 60 is provided to support the cassette 40.

In this embodiment, the sample plate 50 is provided with small holes with a diameter of 1.2cm to 1.5cm, the depth of the small holes is 1.2cm to 1.5cm, 1.5ml sample bottles can be placed, and 10 to 40 sample plates 50 can be provided.

Still all be equipped with second backup pad 70 on first curb plate 21 and the second curb plate, the interval sets up between first backup pad 60 and the second backup pad 70 to form the activity groove, sample dish 50 is located between first backup pad 60 and the second backup pad 70, and the bottom and the second backup pad 70 butt of sample dish 50. The movable groove is arranged to allow the sample tray 50 to move along the movable groove, thereby facilitating the drawing of the sample tray 50.

In this embodiment, in order to prevent the test tube box 40 and the sample tray 50 from being directly pulled out, a hook (not shown in the figure) may be disposed on the test tube box 40 or the sample tray 50, and when the test tube box 40 and the sample tray 50 are pulled out, the hook can hook the connecting rod 30, so as to effectively prevent the test tube box 40 and the sample tray 50 from being completely pulled out.

A first handle 80 is fixed to the front side of the cartridge 40, and a second handle 90 is fixed to the front side of the sample tray 50. The first handle 80 is provided to facilitate withdrawal of the cartridge 40 and the second handle 90 is provided to facilitate withdrawal of the sample tray 50.

As shown in fig. 3, the base portion 31 of the connecting rod is hollow, the telescopic portion 32 is solid, the telescopic portion 32 is inserted into the hollow position of the base portion 31, and a positioning member 33 is disposed at the connection position between the base portion 31 and the telescopic portion 32, wherein the positioning member 33 is a nut snap ring in the present embodiment. With the above arrangement, the telescopic part 32 can move along the hollow part in the base part 31, and the positioning member 33 can fix the telescopic part 32, thereby preventing the telescopic part 32 from being unstable when supporting the test tube inserting plate 11.

The utility model provides a scalable test-tube rack, when not needing to use, can draw in test tube box 40 and sample tray 50 inside whole test-tube rack, and press down test tube picture peg 11 in order to shrink the test-tube rack, the test-tube rack volume after drawing in, contracting is only equivalent to the volume size of a test-tube rack, has greatly reduced the occupation space, is convenient for store the test-tube rack; the test tube rack can be used for simultaneously placing sample bottles and test tubes with different sizes, and meets the requirements of different steps in the analytical chemical pretreatment process; in addition, can also be favorable to protecting the test tube through the stable test tube of locating hole.

The above embodiments are intended to be illustrative, and should not be construed as limiting the scope of the invention, and the technical solutions, objects and effects of the present invention are described in full herein.

The above examples are not intended to be exhaustive list of the present invention, and there may be many other embodiments not listed. Any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims (10)

1. Scalable test-tube rack, its characterized in that, including first test-tube rack main part and second test-tube rack main part, be equipped with a plurality of first jacks in the first test-tube rack main part, be equipped with the test-tube box in the second test-tube rack main part, be equipped with a plurality of second jacks on the test-tube box, be equipped with the connecting rod between first test-tube rack main part and the second test-tube rack main part, the connecting rod includes base portion and pars contractilis, the base portion of connecting rod is fixed in the second test-tube rack main part, the pars contractilis and the first test-tube rack main part of connecting rod are connected.

2. The retractable test tube rack according to claim 1, wherein the first test tube rack body is located above the second test tube rack body, the first test tube rack body comprises a test tube insertion plate and a first bottom plate, a plurality of first insertion holes are located on the test tube insertion plate, the test tube insertion plate is located above the first bottom plate, and the retractable portion of the connecting rod penetrates through the first bottom plate to be fixedly connected with the test tube insertion plate.

3. The retractable test tube rack of claim 2, wherein the first insertion holes are uniformly distributed, the first bottom plate is provided with a plurality of first positioning holes, and the positions of the first positioning holes correspond to the first insertion holes one by one.

4. The retractable test tube rack according to claim 2, wherein the second test tube rack body comprises a first side plate and a second side plate, the first side plate and the second side plate are arranged oppositely, the first bottom plate is located above the first side plate and the second side plate, an accommodating cavity is formed among the first side plate, the second side plate and the first bottom plate, and the test tube box is located in the accommodating cavity.

5. The retractable test tube rack of claim 4, wherein the second insertion holes are uniformly distributed at the top of the test tube box, the bottom of the test tube box is provided with a plurality of second positioning holes, and the positions of the second positioning holes correspond to the second insertion holes one to one.

6. The retractable test tube rack according to claim 4, wherein a sample tray is further disposed in the accommodating cavity, the sample tray is located below the test tube box, first supporting plates are disposed on the first side plate and the second side plate, the first supporting plates on the first side plate and the second side plate are flush with each other, the first supporting plates are located between the test tube box and the sample tray, and the bottom of the test tube box is abutted to the two first supporting plates.

7. The retractable test tube rack of claim 6, wherein the first side plate and the second side plate are respectively provided with a second supporting plate, the first supporting plate and the second supporting plate are arranged at intervals and form a movable groove, and the sample tray is arranged between the first supporting plate and the second supporting plate.

8. The retractable test tube rack of claim 6, wherein a first handle is fixed to the front side of the test tube box, and a second handle is fixed to the front side of the sample tray.

9. The retractable test tube rack according to any one of claims 1 to 8, wherein the base body portion of the connecting rod is hollow, the retractable portion is of a solid structure, the retractable portion is inserted into the hollow position inside the base body portion, and a positioning member is provided between the base body portion and the retractable portion.

10. The retractable test tube rack according to any one of claims 1 to 8, wherein the first receptacle is larger than the second receptacle, the first receptacle having a diameter in the range of 3cm to 3.5cm, and the second receptacle having a diameter in the range of 1.8cm to 2.2 cm.

Images