CN218250383U

CN218250383U - Test tube rack

Info

Publication number: CN218250383U
Application number: CN202222824013.3U
Authority: CN
Inventors: 唐琦; 邹宏菁; 杨翼; 李琴
Original assignee: Chengdu Youchen Environmental Testing Co ltd
Current assignee: Chengdu Youchen Environmental Testing Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-10
Anticipated expiration: 2032-10-26

Abstract

The utility model belongs to the technical field of experimental facilities. In view of the problem of unstable clamping of the existing test tube rack, the utility model discloses a test tube rack, which structurally comprises a bottom plate support plate arranged on two opposite sides of the bottom plate; the top plate is parallel to the bottom plate and is arranged on the top of the supporting plate; a plurality of test tube jacks with the same diameter are formed in the top plate; the plurality of clamping assemblies are arranged in one-to-one correspondence with the plurality of test tube jacks; a plurality of vertical rods vertically mounted on the bottom plate; the diameter of the vertical rod is smaller than the pipe diameter of the test tube; the clamping assembly comprises two clamping plates which are symmetrically arranged on two sides of the test tube jack; the distance between the two clamping plates is adjustable. This test-tube rack can make the test tube by stable centre gripping, and application scope is wide.

Description

Test tube rack

Technical Field

The utility model belongs to the technical field of the experimental facilities, in particular to test-tube rack.

Background

In the fields of chemistry or detection and the like, a test tube is a frequently-used experimental tool. The test tube all adopts glass material, and for avoiding glass to influence the observation, its thickness is thinner moreover, so leads to the test tube very fragile very easily.

At present, test tubes are usually placed on a test tube rack during experiments. The conventional test tube rack is generally provided with test tube holes for placing test tubes.

Traditional test-tube rack exists the centre gripping unstability to the test tube, often can make the test tube rock and lead to the test tube to break when removing to lead to both having had the waste time, produce the problem of safety risk again easily.

SUMMERY OF THE UTILITY MODEL

In view of above-mentioned current test-tube rack exists the centre gripping unstability to the test tube, leads to both having had the waste time, produces the problem of safety risk again easily, one of the objects of the utility model is to provide a test-tube rack, this test-tube rack can carry out stable fixed to the test tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a test tube rack comprising a base plate; support plates installed at opposite sides of the base plate; the top plate is parallel to the bottom plate and is arranged on the top of the supporting plate; a plurality of test tube jacks with the same diameter are formed in the top plate; the clamping assemblies are arranged in one-to-one correspondence with the test tube jacks; a plurality of vertical rods vertically mounted on the bottom plate; the diameter of the stand rod is smaller than the pipe diameter of the test tube.

The clamping assembly comprises two clamping plates which are symmetrically arranged on two sides of the test tube jack; the distance between the two clamping plates is adjustable.

The utility model discloses an among them one of them technical scheme, the centre gripping subassembly still includes:

and the two extrusion springs are respectively connected and fixed with the two clamping plates.

a slide bar slidably mounted on the top plate; one end of the sliding rod is connected with the clamping plate, and the other end of the sliding rod is connected with the extrusion spring.

In one of the technical solutions disclosed in the present invention, the top plate is provided with equidistant guide grooves at two sides of the test tube insertion hole; the sliding rod is provided with a lug; the lug is arranged in the guide groove in a penetrating mode.

In one of the technical solutions of the present invention, the clamping plate has an arc-shaped structure.

In one of the technical solutions disclosed in the present invention, the inner arc surface of the clamping plate is provided with an elastic pad.

In one of the technical solutions disclosed in the present invention, the top of the vertical rod is provided with a hemispherical elastic pad.

In one of the technical schemes disclosed by the utility model, the bottom plate is provided with a liquid collecting tank; the bottom of the upright is positioned in the sump.

In one of the technical solutions disclosed in the present invention, a base is disposed on the top of the upright rod; the base is positioned in the liquid collecting tank; the diameter of base is greater than the pipe diameter of test tube.

In one of the technical solutions disclosed in the present invention, the center height of the upper surface of the base is higher than the edge height.

As can be seen from the above description, compared with the prior art, the beneficial effects of the utility model are that:

1. when the test tube is used, the lug is pulled to enable the clamping plates on the two sides to be away from each other, at the moment, the extrusion spring is extruded, and then the test tube is placed in the top plate from the test tube insertion hole, so that the bottom of the test tube is located on the bottom plate; then, the lug is loosened, and the extrusion spring drives the clamping plates to approach each other while resetting, so that the test tube is clamped and fixed; this structure can be to the stable centre gripping of test tube, can be suitable for the test tube of different models again.

2. After the detection, the staff is with the test tube after wasing, with the test tube back-off on placing the pole, at this moment, the water droplet on the test tube wall can be along in the test tube wall inflow collecting tank to avoid liquid to drip on detecting the platform.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the present invention.

Reference numerals: 1-a bottom plate; 11-a sump; 12-a base; 2-a support plate; 3-a top plate; 31-test tube receptacle; 32-a guide groove; 4-erecting a pole; 41-rubber pads; 5-a clamping assembly; 51-a splint; 52-a slide bar; 511-bump; 53-compression spring.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

The embodiment of the utility model discloses test-tube rack, its structure is as shown in figure 1 ~ figure 2, including bottom plate 1, backup pad 2, roof 3, pole setting 4 and centre gripping subassembly 5.

Specifically, the support plates 2 are installed at opposite left and right sides of the base plate 1.

The top plate 3 and the bottom plate 1 are arranged in parallel and are positioned at the top of the supporting plate 2; set up the same test tube jack 31 of a plurality of diameters on roof 3 for hold the test tube.

A plurality of centre gripping subassemblies 5 and a plurality of test tube jack 31 one-to-one setting for the centre gripping test tube. The clamp assembly 5 includes two clamp plates 51, a slide rod 52, and a pressing spring 53.

Wherein, two splint 51 are the arc structure, and the symmetry is installed in the both sides of test tube jack 31. And the arc-shaped structure is adopted, so that the clamping stability is improved.

The slide rod 52 is slidably mounted on the top plate 3, and has one end connected to the outer arc surface of the clamp plate 51 and the other end connected to the pressing spring 53.

With the above-described structure, when the slide bar 52 is moved to press the pressing spring 53, the two clamp plates 51 are moved away from each other, and then the test tube is placed on the top plate 3 through the test tube insertion hole 31; the sliding rod 52 is loosened, the compression spring 53 is reset and drives the two clamping plates 51 to approach each other, so that the test tube is stably fixed; meanwhile, the structure is also suitable for test tubes of different specifications, and the practicability is improved.

A plurality of uprights 4 are mounted on the base plate 1 and are located on one side of the top plate 3. Adopt above-mentioned structure, after the detection, the staff can back-off on pole setting 4 after with the test tube used up the washing, conveniently drips the test tube.

More specifically, the top plate 3 is provided with guide grooves 32 at equal intervals on the front and rear sides of the test tube insertion holes. Correspondingly, the sliding rod 52 is provided with a projection 511 penetrating the guide groove 32. By adopting the structure, the sliding rod 52 can be conveniently pulled by a detector; meanwhile, the clamping plate 51 can be prevented from shifting in the moving process, and the clamping stability and the clamping safety can be improved.

More specifically, the inner arc surface of the clamping plate 51 is provided with an elastic pad, so that the problems of clamping and cracking the test tube can be prevented. It should be noted that a hemispherical rubber pad 41 is provided on the top of the upright 4.

More specifically, the bottom plate 1 is provided with a sump 11. Wherein, a base 12 is arranged in the liquid collecting tank 11. The diameter of base 12 is greater than the pipe diameter of test tube, and the central height of the upper surface of base 12 is higher than the edge height. A plurality of vertical rods 4 are connected with the base 12, so that liquid flows into the liquid collecting tank 11, and the working environment is prevented from being polluted.

According to the above description, the working principle and the beneficial effects of the utility model are that:

in use, the projections 511 are pulled to move the clamping plates 51 at both sides away from each other, at which time the pressing springs 53 are pressed, and then the test tube is placed in the top plate 3 from the test tube insertion hole 31 so that the bottom of the test tube is positioned on the bottom plate 1; then the lug 511 is loosened, the compression spring 53 drives the clamping plates 51 to approach each other while resetting, thereby clamping and fixing the test tube; the structure can firmly clamp the test tube and is suitable for test tubes of different models; further, after the test is finished, the staff reversely buckles the test tube on the placing rod 13 after cleaning the test tube, and at this time, water drops on the wall of the test tube flow into the liquid collecting tank 11 along the wall of the test tube, so that the liquid is prevented from dropping on the test table.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A test tube rack, characterized by comprising:

a base plate;

support plates installed at opposite sides of the base plate;

the top plate is parallel to the bottom plate and is arranged on the top of the supporting plate; a plurality of test tube jacks with the same diameter are formed in the top plate;

the plurality of clamping assemblies are arranged in one-to-one correspondence with the plurality of test tube jacks;

a plurality of vertical rods vertically mounted on the bottom plate; the diameter of the vertical rod is smaller than the pipe diameter of the test tube;

wherein, the centre gripping subassembly includes:

the two clamping plates are symmetrically arranged on two sides of the test tube jack;

the distance between the two clamping plates is adjustable.

2. The test tube rack of claim 1, wherein the clamping assembly further comprises:

3. The test tube rack of claim 2, wherein the clamping assembly further comprises:

4. The test tube rack according to claim 3, wherein the top plate is provided with guide grooves at equal intervals on two sides of the test tube insertion hole; the sliding rod is provided with a lug; the lug penetrates through the guide groove.

5. The test tube rack according to claim 1, wherein the clamping plates are of arcuate configuration.

6. The test tube rack according to claim 1, wherein the intrados of the clamping plates are provided with resilient pads.

7. The test tube rack of claim 1, wherein the top of the upright is provided with a semi-spherical resilient pad.

8. The test tube rack according to claim 1, wherein the bottom plate is provided with a liquid collecting groove; the bottom of the upright is positioned in the liquid collecting tank.

9. The test tube rack of claim 8, wherein a base is provided on the top of the upright; the base is positioned in the liquid collecting tank; the diameter of base is greater than the pipe diameter of test tube.

10. The test tube rack of claim 9, wherein the upper surface of the base has a center height that is higher than an edge height.