CN110681423A

CN110681423A - Chemical experiment device

Info

Publication number: CN110681423A
Application number: CN201911098290.7A
Authority: CN
Inventors: 曹雨轩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-01-14

Abstract

The invention relates to the technical field of chemical experiments and discloses a chemical experiment device which comprises a base, wherein a supporting column is fixedly arranged on the left side of the top of the base, a rotating opening is formed in the left side of the supporting column, a rotating block is fixedly arranged in the rotating opening, a connecting block is fixedly arranged on the right side of the rotating block, and a rotating rod is movably arranged in the connecting block. This chemistry experiment device, through the inside of placing the front side rubber sleeve with the test tube, then rotate the threaded rod, through the thread bush in its pivoted, drive first supporting rod and remove to the second supporting rod, make two rubber sleeve cover at the surface of test tube, through the great characteristics of rubber sleeve resistance, after fixing the test tube, can effectively avoid its problem that produces and drop, its material is softer simultaneously can effectively protect the test tube, when the installation through buffer spring carries out the centre gripping to the test tube, avoid its pressure too big and make it break, the firm purpose of centre gripping has been reached.

Description

Chemical experiment device

Technical Field

The invention relates to the technical field of chemical experiments, in particular to a chemical experiment device.

Background

The test tube is one of instruments commonly used in a chemical laboratory, can be used as a reaction container for a small amount of reagents, is used at normal temperature or during heating, is divided into a common test tube, a test tube with a support, a centrifugal test tube and the like, and is often required to be clamped and fixed in a chemical test.

Chemical experimental apparatus on the existing market is various, but generally has the unstable effect of centre gripping, and in the time of the relatively poor experimental apparatus of performance carries out the centre gripping to the test tube in chemical experiment, the test tube drops from the device easily, causes the damage of test tube, simultaneously because the test tube needs the slope when the experiment, the test tube more takes place to drop like this, so proposes a chemical experimental apparatus and solves the above-mentioned problem that proposes.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a chemical experiment device which has the advantages of stable clamping and the like, and solves the problems that the clamping effect is not stable generally, when the experiment device with poor performance clamps a test tube in a chemical experiment, the test tube is easy to fall off from the device, the test tube is damaged, and meanwhile, the test tube is easy to fall off due to the fact that the test tube needs to be inclined in the experiment.

(II) technical scheme

In order to realize the purpose of stable clamping, the invention provides the following technical scheme: a chemical experimental device comprises a base, wherein a support column is fixedly arranged on the left side of the top of the base, a rotary opening is formed in the left side of the support column, a rotary block is fixedly arranged in the rotary opening, a connecting block is fixedly arranged on the right side of the rotary block, a rotary rod is movably arranged in the connecting block, a first clamping rod is fixedly arranged on the right side of the rotary rod, a second clamping rod is fixedly arranged on the right side of the rotary block and positioned on the front side of the connecting block, a fixed opening is formed in the back side of the second clamping rod, a threaded sleeve is fixedly arranged in the fixed opening, a fixed block is fixedly arranged on the front side of the second clamping rod, a buffer spring is fixedly arranged on the front wall of the inner cavity of the fixed block, a pressing block is fixedly arranged on the back side of the buffer spring, a threaded rod is fixedly arranged on the back side of the pressing block and positioned in the threaded sleeve, rubber sleeves, the left side fixed mounting who changes the piece has the carousel, the pole mouth has all been seted up on the left side of pillar and carousel, the inside fixed mounting of pole mouth has the reference column, the collecting vat has been seted up on the right side at base top.

Preferably, the inner diameter of the rotating opening is matched with the outer diameter of the rotating block, and the size of the connecting block is matched with that of the rotating rod.

Preferably, the first clamping rod and the second clamping rod are symmetrically distributed on the front side and the rear side of the central axis of the rotating block, and the fixing port faces the direction of the fixing block.

Preferably, the fixed block is a cylinder with a hollow inner part and a missing back, and the outer diameter of the pressing block is matched with the inner diameter of the fixed block.

Preferably, the outer diameter of the threaded rod is matched with the inner diameter of the threaded sleeve, and the outer diameter of the rotary disc is larger than that of the rotary block.

Preferably, the left side of the rod opening faces the right side of the rod opening, and the outer diameter of the positioning column is matched with the inner diameter of the rod opening.

(III) advantageous effects

Compared with the prior art, the invention provides a chemical experimental device, which has the following beneficial effects:

1. this chemistry experiment device, through the inside of placing the front side rubber sleeve with the test tube, then rotate the threaded rod, through the thread bush in its pivoted, drive first supporting rod and remove to the second supporting rod, make two rubber sleeve cover at the surface of test tube, through the great characteristics of rubber sleeve resistance, after fixing the test tube, can effectively avoid its problem that produces and drop, its material is softer simultaneously can effectively protect the test tube, when the installation through buffer spring carries out the centre gripping to the test tube, avoid its pressure too big and make it break, the firm purpose of centre gripping has been reached.

2. This chemical experiment device, through rotating the carousel, then insert the inside of the pole mouth of relative one side with the reference column, fix the carousel, avoid it to produce rotatoryly, the test tube slopes forward this moment, because the quantity of pole mouth is no less than two, through the pole mouth of different relative one sides, after inserting the reference column, accomplish the regulation of the different angles of test tube, through seting up of collecting vat, can collect the liquid that the test tube spilled over, avoid dripping on the desktop to the purpose that the centre gripping is firm has been reached.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the rubber boot of the present invention;

fig. 3 is a schematic view of the threaded rod of the present invention.

In the figure: 1 base, 2 pillars, 3 commentaries on classics mouthful, 4 commentaries on classics pieces, 5 connecting blocks, 6 bull sticks, 7 first supporting poles, 8 second supporting poles, 9 fixed mouthful, 10 thread bush, 11 fixed blocks, 12 buffer spring, 13 briquetting, 14 threaded rods, 15 rubber sleeve, 16 carousel, 17 pole mouths, 18 reference columns, 19 collecting chutes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a chemical experimental apparatus comprises a base 1, a pillar 2 is fixedly installed on the left side of the top of the base 1, a rotary opening 3 is opened on the left side of the pillar 2, the inner diameter of the rotary opening 3 is matched with the outer diameter of a rotary block 4, the size of a connecting block 5 is matched with the size of a rotary rod 6, the rotary block 4 is fixedly installed inside the rotary opening 3, the connecting block 5 is fixedly installed on the right side of the rotary block 4, the rotary rod 6 is movably installed inside the connecting block 5, a test tube is placed inside a rubber sleeve 15 on the front side, then a threaded rod 14 is rotated, the first clamping rod 7 is driven to move towards a second clamping rod 8 through a threaded sleeve 10 when the threaded rod rotates, so that the two rubber sleeves 15 are sleeved on the outer surface of the test tube, and the test tube is fixed through the characteristic of large resistance of the rubber sleeves 15, the problem of falling off can be effectively avoided after the test tube is fixed, and, when the test tube is clamped through the installation of the buffer spring 12, the test tube is prevented from being broken due to overlarge pressure, and the purpose of stable clamping is achieved, a first clamping rod 7 is fixedly installed on the right side of the rotating rod 6, the first clamping rod 7 and a second clamping rod 8 are symmetrically distributed on the front side and the rear side of the central axis of the rotating block 4, the fixing port 9 faces the direction of the fixed block 11, a second clamping rod 8 is fixedly installed on the right side of the rotating block 4 and on the front side of the connecting block 5, the fixing port 9 is formed in the back side of the second clamping rod 8, a threaded sleeve 10 is fixedly installed inside the fixing port 9, a fixed block 11 is fixedly installed on the front side of the second clamping rod 8, the fixed block 11 is in a cylindrical shape with a hollow interior and a missing back side, the outer diameter of the pressing block 13 is matched with the inner diameter of the fixed block 11, the buffer spring 12 is fixedly installed on the, the back of the pressing block 13 and the inside of the threaded sleeve 10 are fixedly provided with a threaded rod 14, the threaded rod 14 is fixedly arranged by rotating the rotary table 16, then a positioning column 18 is inserted into the inside of a rod port 17 on one opposite side, the rotary table 16 is fixed to avoid rotation, at the moment, the test tube is inclined forwards, because the number of the rod ports 17 is not less than two, the adjustment of different angles of the test tube is completed through the rod port 17 on one opposite side after the positioning column 18 is inserted, through the arrangement of a collecting tank 19, the liquid overflowing from the test tube can be collected to avoid dripping on a desktop, so that the purpose of stable clamping is achieved, the outer diameter of the threaded rod 14 is matched with the inner diameter of the threaded sleeve 10, the outer diameter of the rotary table 16 is larger than that of the rotary block 4, the inside of the first clamping rod 7 and the inside of the second clamping rod 8 are fixedly provided with a rubber sleeve 15, the left side of the rotary block 4 is, the left side pole mouth 17 faces the right side pole mouth 17 direction, and the external diameter of reference column 18 and the internal diameter looks adaptation of pole mouth 17, the inside fixed mounting of pole mouth 17 has reference column 18, and collecting vat 19 has been seted up on the right side at base 1 top.

When using, through placing the inside of front side rubber sleeve 15 with the test tube, then rotate threaded rod 14, through thread bush 10 in its pivoted time, drive first supporting rod 7 and remove to second supporting rod 8, make two rubber sleeves 15 cover the surface at the test tube.

To sum up, this chemistry experiment device, through the inside of placing front side rubber sleeve 15 with the test tube, then rotation threaded rod 14, through thread bush 10 in its pivoted, drive first supporting rod 7 and remove to second supporting rod 8, make two 15 covers of rubber sleeve at the surface of test tube, through the great characteristics of 15 resistances of rubber sleeve, after fixing the test tube, can effectively avoid its problem that produces and drop, its material is softer can effectively protect the test tube simultaneously, when the installation through buffer spring 12 carries out the centre gripping to the test tube, avoid its pressure too big and make it break, the firm purpose of centre gripping has been reached.

And, through rotating carousel 16, then insert the inside of the pole mouth 17 of relative one side with reference column 18, fix carousel 16, avoid it to produce rotatoryly, the test tube slopes forward this moment, because the quantity of pole mouth 17 is no less than two, pole mouth 17 through different relative one sides, after inserting reference column 18, accomplish the regulation of the different angles of test tube, set up through collecting vat 19, can collect the liquid that the test tube spilled over, avoid dripping on the desktop, thereby the firm purpose of centre gripping has been reached, the effect of the unstable centre gripping of ubiquitous has been solved, when the relatively poor experimental apparatus of performance carries out the centre gripping to the test tube in the chemistry experiment, the test tube drops from the device easily, cause the damage of test tube, simultaneously because the test tube needs the slope when the experiment, the problem that the test tube takes place to drop more easily like this.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A chemical experiment device, includes base (1), its characterized in that: the supporting column is fixedly arranged on the left side of the top of the base (1), the rotating port (3) is arranged on the left side of the supporting column (2), the rotating block (4) is fixedly arranged inside the rotating port (3), the connecting block (5) is fixedly arranged on the right side of the rotating block (4), the rotating rod (6) is movably arranged inside the connecting block (5), the first clamping rod (7) is fixedly arranged on the right side of the rotating rod (6), the second clamping rod (8) is fixedly arranged on the right side of the rotating block (4) and positioned on the front side of the connecting block (5), the fixed port (9) is arranged on the back side of the second clamping rod (8), the threaded sleeve (10) is fixedly arranged inside the fixed port (9), the fixed block (11) is fixedly arranged on the front side of the second clamping rod (8), and the buffer spring (12) is fixedly arranged on the front wall of the inner cavity of the fixed block (11, the back fixed mounting of buffer spring (12) has briquetting (13), the inside fixed mounting that the back of briquetting (13) just is located thread bush (10) has threaded rod (14), the equal fixed mounting in inside of first supporting rod (7) and second supporting rod (8) has rubber sleeve (15), the left side fixed mounting who changes piece (4) has carousel (16), pole mouth (17) have all been seted up in the left side of pillar (2) and carousel (16), the inside fixed mounting of pole mouth (17) has reference column (18), collecting vat (19) have been seted up on the right side at base (1) top.

2. A chemical assay device according to claim 1, wherein: the inner diameter of the rotating opening (3) is matched with the outer diameter of the rotating block (4), and the size of the connecting block (5) is matched with the size of the rotating rod (6).

3. A chemical assay device according to claim 1, wherein: first supporting rod (7) and second supporting rod (8) are both sides around turning block (4) axis in symmetric distribution, fixed mouthful (9) are towards fixed block (11) direction.

4. A chemical assay device according to claim 1, wherein: the shape of fixed block (11) is the cylinder that inside hollow and back lacked, the external diameter of briquetting (13) and the internal diameter looks adaptation of fixed block (11).

5. A chemical assay device according to claim 1, wherein: the outer diameter of the threaded rod (14) is matched with the inner diameter of the threaded sleeve (10), and the outer diameter of the rotary disc (16) is larger than that of the rotary block (4).

6. A chemical assay device according to claim 1, wherein: the left side pole mouth (17) face right side pole mouth (17) direction, the external diameter of reference column (18) and the internal diameter looks adaptation of pole mouth (17).