CN209885869U

CN209885869U - Test tube rack

Info

Publication number: CN209885869U
Application number: CN201822174324.3U
Authority: CN
Inventors: 赵红洲
Original assignee: Wuhan Bio Technology Co Ltd
Current assignee: Wuhan Bio Technology Co Ltd
Priority date: 2018-12-24
Filing date: 2018-12-24
Publication date: 2020-01-03
Anticipated expiration: 2028-12-24

Abstract

The utility model relates to a test-tube rack, including base and a plurality of test tube rest stand units that are used for placing, a plurality of rest stand units just slide the setting side by side on the base. The utility model has the advantages of simple structure, applicability for placing test tubes with different tube diameters, and better stability of the test tubes; meanwhile, the operation of experimenters is facilitated, and the accuracy of the experiment is improved.

Description

Test tube rack

Technical Field

The utility model relates to a test instrument technical field, concretely relates to test-tube rack.

Background

The test-tube rack is an experimental apparatus, convenient to use, uses extensively, mainly is used for placing or airing the test tube. In the experiment, the test tube can be placed on a test tube rack for observing the phenomenon of certain experimental chemical reaction. The test tube rack is very commonly applied in experiments, and great convenience is provided for experimenters. The current test-tube rack is flat board test-tube rack basically, is equipped with the jack that the multirow is used for placing the test tube on the test-tube rack, and a plurality of test tubes are row and put in the jack, but current test-tube rack still has following defect: 1. sampling, sample adding or other operations on the test tubes in the second row and the subsequent rows are easy to make mistakes, and the state of the samples or chemical reactions in the test tubes is inconvenient to observe; 2. the size of jack is fixed unchangeable, the test tube that can't be applicable to different pipe diameters, and the less test tube of pipe diameter is placed at the jack stability relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a test tube rack which has simple structure, is suitable for placing test tubes with different tube diameters and has better stability; meanwhile, the operation of experimenters is facilitated, and the accuracy of the experiment is improved.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a test-tube rack, includes base and a plurality of test tube rest stand unit that is used for placing, and is a plurality of rest stand unit just slides the setting side by side on the base.

The utility model has the advantages that: test tubes are placed through the plurality of placing rack units, so that the operation of experimenters is facilitated; the plurality of shelf units are arranged on the base side by side in a sliding manner to form an array, when a test tube on one of the shelf units needs to be sampled, added with sample or otherwise operated, the test tube only needs to slide out of the array, and then corresponding operation is carried out, so that errors are avoided, and the accuracy of an experiment is ensured; meanwhile, the chemical reaction phenomenon in the test tube can be conveniently observed by experimenters. The utility model discloses simple structure makes things convenient for the experimenter to operate, improves the accuracy of experiment.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, each rest stand unit comprises an upper plate and a lower plate which are horizontally arranged respectively, and the lower plates are arranged on the base in a sliding mode; the upper plate is positioned above the lower plate, and two ends of the upper plate are connected with two ends of the lower plate through vertically arranged connecting rods respectively; a plurality of jacks penetrating through the upper side face and the lower side face of the upper plate are arranged on the upper plate at intervals.

The beneficial effects of adopting above-mentioned further scheme are that during the experiment, place the test tube in the jack and its bottom shelve on the hypoplastron, ensure that the test tube keeps upright state, make things convenient for the experimenter to carry out corresponding operation.

Further, every be equipped with the breach on the pore wall of jack, it is provided with the fastening block that is used for fastening the test tube to slide in the breach, the one end of fastening block extends to outside the breach, slide from top to bottom under the exogenic action the fastening block is with the fastening test tube.

Adopt above-mentioned further scheme's beneficial effect be that the test tube place the jack after, through sliding the fastening block from top to bottom in order to fasten the test tube to increase the stability of test tube, simple structure, it is easy and simple to handle.

Further, the fastening block is a wedge-shaped block.

The beneficial effects of adopting the above further scheme are that the structure is special, and the operation is simple and convenient.

Furthermore, one end of the wedge-shaped block is provided with a lifting ring.

The wedge-shaped block is convenient to push and pull manually, is simple and convenient to operate, and saves time and labor.

Further, the lower surface of hypoplastron is equipped with the slide, be equipped with on the base with slide complex spout, the one end of spout is equipped with the opening.

The beneficial effect who adopts above-mentioned further scheme is that the hypoplastron passes through the slide and removes along the spout to realize the removal of rest stand unit, make things convenient for the experimenter to take a sample, the application of sample or other operations, it is easy and simple to handle, avoid the experiment to make mistakes.

Furthermore, one end of the sliding seat, which is far away from the opening, is provided with a limiting part.

The beneficial effect of adopting above-mentioned further scheme is that fix a position the slide through the locating part, avoids rest stand unit landing from the base in gliding process.

Furthermore, the locating part is two spacer pins, and two spacer pins are symmetrically arranged at one end, far away from the opening, of the sliding seat.

The beneficial effects of adopting the above-mentioned further scheme are that simple structure, location is convenient.

Furthermore, a rubber gasket is arranged on the hole wall of each jack.

Adopt the beneficial effect of above-mentioned further scheme to avoid the rigid contact between test tube and the jack pore wall, protect the test tube.

Furthermore, the upper surface of the lower plate is provided with a plurality of grooves which are in one-to-one correspondence with the jacks.

Adopt the beneficial effect of above-mentioned further scheme to be increased the stability of test tube.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is one of the side views of the present invention;

fig. 4 is a second side view of the present invention;

fig. 5 is a side view of the slide carriage of the present invention;

fig. 6 is a schematic structural view of the middle fastening block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the base, 2, upper plate, 3, hypoplastron, 4, connecting rod, 5, jack, 6, fastening block, 7, slide, 8, spout, 9, rubber packing ring, 10, test tube, 11, bail, 12, spacer pin.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 6, the utility model provides a test tube rack, which comprises a base 1 and a plurality of rack units for placing test tubes 10, wherein the rack units are arranged on the base 1 side by side and slidingly. During the experiment, the test tubes 10 are placed through the plurality of shelf units, so that the operation of experimenters is convenient; the plurality of shelf units are arranged on the base 1 side by side in a sliding manner to form an array, when a test tube 10 on one of the shelf units needs to be sampled, added with sample or otherwise operated, the test tube only needs to slide out of the array, and then corresponding operation is performed, so that errors are avoided, and the accuracy of an experiment is ensured; and simultaneously, the chemical reaction phenomenon in the test tube 10 can be conveniently observed by an experimenter. The utility model discloses simple structure makes things convenient for the experimenter to operate, improves the accuracy of experiment.

In the utility model, each rest unit comprises an upper plate 2 and a lower plate 3 which are respectively horizontally arranged, and the lower plate 3 is arranged on the base 1 in a sliding way; the upper plate 2 is positioned above the lower plate 3, two ends of the upper plate 2 are connected with two ends of the lower plate 3 through the vertically arranged connecting rods 4 respectively, and the upper ends and the lower ends of the connecting rods 4 are welded with the lower surface of the upper plate 2 and the upper surface of the lower plate 3 respectively, so that the disassembly and assembly are convenient; a plurality of jacks 5 penetrating through the upper side surface and the lower side surface of the upper plate 2 are arranged at intervals on the upper plate; be equipped with the breach on the pore wall of every jack 5, slide in the breach and be provided with the fastening block 6 that is used for fastening test tube 10, outside the one end of fastening block 6 extended to the breach, sliding fastening block 6 is in order to fasten test tube 10 from top to bottom under the exogenic action. During the experiment, place test tube 10 in jack 5, according to the pipe diameter size slip fastening block 6 of test tube 10 for fastening block 6 tightly blocks test tube 10 in jack 5, avoids test tube 10 to take place to rock and influence the experiment effect, increases test tube 10's stability. The utility model discloses well jack 5 cooperates with fastening block 6 to be applicable to placing of different pipe diameters (the specification is different) test tube 10, need not frequently to change the test-tube rack, the suitability is stronger, practices thrift space and cost.

Preferably, the utility model discloses in, the preferred wedge that is of fastening block 6, when the pipe diameter of test tube 10 is less than the aperture of jack 5, utilize the special construction of wedge, the wedge that slides from top to bottom to fix test tube 10 in jack 5, simple structure, it is easy and simple to handle. In addition, one of the wedge-shaped block is provided with a lifting ring 11, the lifting ring 11 and the wedge-shaped block are integrally formed, the wedge-shaped block is conveniently pushed and pulled manually, and the wedge-shaped block pushing and pulling device is simple and convenient to operate, time-saving and labor-saving.

Preferably, the utility model discloses in, be equipped with rubber packing ring 9 on every jack 5's the pore wall, test tube 10 inserts in rubber packing ring 9, avoids the rigid contact between test tube 10 and the jack 5 pore wall through rubber packing ring 9, protects test tube 10, avoids test tube 10 to break.

Preferably, in the utility model, the upper surface of the lower plate 3 is provided with a plurality of grooves corresponding to the jacks 5 one by one, so as to increase the stability of the test tube 10, and the grooves are formed by the inner concave of the upper surface of the lower plate 3; be equipped with in the recess and fill up in the soft layer, protect test tube 10, avoid test tube 10 to break.

Example 1

In the embodiment, the lower surface of the lower plate 3 is provided with a sliding seat 7, the base 1 is provided with a sliding groove 8 matched with the sliding seat 7, one end of the sliding groove 8 is provided with an opening, and the cross section of the sliding seat 7 is in a T shape; a plurality of balls are evenly distributed at the bottom of the sliding seat 7, and the specific installation mode of the balls is as follows: the lower surface of the sliding seat 7 is provided with a plurality of grooves which correspond to the balls one by one, and the balls are clamped in the grooves and can rotate. During the experiment, hypoplastron 3 passes through slide 7 and removes along spout 8 to realize the removal of rest stand unit, make things convenient for the experimenter to take a sample, application of sample or other operations, it is easy and simple to handle, avoid the experiment to make mistakes.

In order to prevent the shelving unit from sliding off the base 1 when sliding, a limiting part is arranged at one end of the sliding seat 7 away from the opening, two limiting pins 12 are preferably adopted as the limiting part, and the two limiting pins 12 are symmetrically arranged at two sides of one end of the sliding seat 7 away from the sliding groove 8 and provided with the opening and are integrally formed with the sliding seat 7.

It should be noted that, because the friction between the sliding seat 7 and the sliding groove 8 is large, the rest unit can slide along the sliding groove 8 only when being pushed by an external force, so that the rest unit is not moved in a normal situation, and the smooth performance of the experiment is ensured.

The working principle of the embodiment is as follows:

in the experiment, test tubes 10 are placed in the jacks 5 on the plurality of rest stand units to form a test tube array, and meanwhile, the position of the fastening block 6 is adjusted according to the pipe diameter of the placed test tubes 10 to fasten the test tubes 10; when sampling, sample adding or other operations are required to be carried out on the test tubes 10 in the second row and behind the second row, the corresponding rest unit is manually pushed to slide out of the test tube array, so that the laboratory personnel can conveniently carry out sampling, sample adding or other operations, and the test tubes are pushed back to the initial position after the operations are finished.

Example 2

The difference between this embodiment and the first embodiment is: be equipped with the slider on the lower surface of hypoplastron 3, slider and hypoplastron 3 integrated into one piece are equipped with on the base 1 with slider complex slide rail, the slider is preferred to be set up in the position that hypoplastron 3 is close to one end.

It should be noted that, because the friction between the sliding block and the sliding rail is relatively large, the rest unit can slide along the sliding rail only when being pushed by an external force, and therefore, the rest unit is not moved in a normal situation, and a smooth experiment is ensured.

The working principle of the embodiment is as follows:

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a test-tube rack which characterized in that: the test tube rack comprises a base (1) and a plurality of shelf units for placing test tubes (10), wherein the shelf units are arranged on the base (1) side by side in a sliding manner; each shelf unit comprises an upper plate (2) and a lower plate (3) which are horizontally arranged respectively, and the lower plate (3) is arranged on the base (1) in a sliding manner; the upper plate (2) is positioned above the lower plate (3), and two ends of the upper plate (2) are connected with two ends of the lower plate (3) through vertically arranged connecting rods (4); a plurality of jacks (5) penetrating through the upper side face and the lower side face of the upper plate (2) are arranged at intervals on the upper plate.

2. A test tube rack according to claim 1, wherein: every be equipped with the breach on the pore wall of jack (5), it is provided with fastening block (6) that are used for fastening test tube (10) to slide in the breach, the one end of fastening block (6) extends to outside the breach, slide from top to bottom under the exogenic action fastening block (6) are with fastening test tube (10).

3. A test tube rack according to claim 2, wherein: the fastening block (6) is a wedge-shaped block.

4. A test tube rack according to claim 3, wherein: one end of the wedge-shaped block is provided with a lifting ring (11).

5. A test tube rack according to claim 1, wherein: the lower surface of hypoplastron (3) is equipped with slide (7), be equipped with on base (1) with slide (7) complex spout (8), the one end of spout (8) is equipped with the opening.

6. A test tube rack according to claim 5, characterized in that: one end of the sliding seat (7) far away from the opening is provided with a limiting part.

7. A test tube rack according to claim 6, characterized in that: the limiting parts are two limiting pins (12), and the two limiting pins (12) are symmetrically arranged at one end, far away from the opening, of the sliding seat (7).

8. A test tube rack according to any of claims 1-7, wherein: and a rubber gasket (9) is arranged on the hole wall of each jack (5).

9. A test tube rack according to any of claims 1-7, wherein: the upper surface of the lower plate (3) is provided with a plurality of grooves which are in one-to-one correspondence with the jacks (5).