CN210159651U

CN210159651U - Safety protection type test tube heating frame

Info

Publication number: CN210159651U
Application number: CN201920833116.1U
Authority: CN
Inventors: 王昕玥; 范云土
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-03-20
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a safety protection type test tube heating frame, including the iron base, the last fixed surface of iron base is connected with the bracing piece, the surface of bracing piece slides from top to bottom in proper order and has cup jointed first slider, second slider and third slider, the first guard plate of front end fixedly connected with of first slider, the front end fixed mounting of second slider has the test tube clamp, the front end fixedly connected with backing ring of third slider, the horizontal one end fixedly connected with second guard plate of first guard plate, the structural shape of first slider, second slider and third slider is all the same completely, the one end of second slider is inside to be connected with the bolt through the screw rotation. The utility model provides a test tube heating frame top slide position can be adjusted wantonly and effectively fixed, and is fixed effectual, promotes test tube heating frame's stability, has increased protective structure simultaneously, plays fine guard action to the user, is fit for extensively promoting and using.

Description

Safety protection type test tube heating frame

Technical Field

The utility model relates to an experiment iron stand technical field specifically is a safety protection type test tube heating frame.

Background

The experimental iron stand is also called an iron stand table and consists of a base with larger mass and an iron rod which is fixed on the iron base and is vertical to the base. According to different experimental contents, additional instruments such as an iron ring, a flask clamp, a burette clamp, a condensing tube clamp and the like which can move up and down are often arranged. If the experiment needs heating, the device can be used together with an alcohol lamp and an asbestos net; if the experiment needs condensation, can cooperate with water pipe, condenser and use. When the iron stand is used for clamping glassware, paper is padded between the clamp and the glassware to prevent the clamp from being broken.

Nevertheless, this kind of current experiment iron stand when using, still has certain drawback, for example, at the in-process of experiment, the condition that test tube heating back liquid splashes can often appear, cause the accidental injury to the user easily, and it does not have good safety protection structure, and the fixed centre gripping effect of sliding block of removal is not good simultaneously, causes instruments such as test tubes not enough in stability on the iron stand, has caused certain harmful effects in actual use, consequently, we have proposed a safety protection type test tube heating stand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety protection type test tube heating frame, the slider position can be adjusted wantonly and effectively fixed, and is fixed effectual, promotes test tube heating frame's stability, has increased protective structure simultaneously, plays fine guard action to the user, has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a safety protection type test tube heating rack comprises an iron base, wherein a support rod is fixedly connected to the upper surface of the iron base, a first slide block, a second slide block and a third slide block are sequentially sleeved on the outer surface of the support rod in a sliding mode from top to bottom, a first protection plate is fixedly connected to the front end of the first slide block, a test tube clamp is fixedly installed at the front end of the second slide block, a supporting ring is fixedly connected to the front end of the third slide block, a second protection plate is fixedly connected to the horizontal end of the first protection plate, the first slide block, the second slide block and the third slide block are identical in structural shape, a bolt is rotatably connected to the inner portion of one end of the second slide block through threads, a fastening rotary handle sleeve is fixedly sleeved on the outer wall of one end of the bolt, a clamping groove is formed in the outer surface of one side of the second slide block, and a first threaded hole is, the inner surface of the supporting rod is provided with a second threaded hole.

As a preferred embodiment of the present invention, the upper surface of the ring is provided with an asbestos cloth.

As a preferred embodiment of the present invention, the inner surface of the test tube holder is movably connected with the test tube.

As a preferred embodiment of the present invention, the number of the second threaded holes is a plurality of and a plurality of the second threaded holes are uniformly and vertically distributed.

As an embodiment of the present invention, the first protection plate and the second protection plate are transparent plates, and the first protection plate and the second protection plate constitute an L-shaped structure.

As a preferred embodiment of the present invention, the shape of the slot is semicircular.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a safety protection type test tube heating frame through the second slider, third slider, bolt, the fastening of setting and revolves handle cover, draw-in groove, first screw hole and second screw hole, can let test tube heating frame go up the slider position and realize adjusting wantonly, can effectively fix the slider simultaneously, and then realize effectively fixing to instruments such as test tubes, fixed effectual promotes test tube heating frame's stability.

2. The utility model discloses a safety protection type test tube heating frame through first slider, first guard plate and the second guard plate that sets up, has increased protective structure for test tube heating frame, and then lets the heating test-tube rack possess good safety protection function, plays fine guard action to the user.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of the safety protection type test tube heating rack of the present invention;

FIG. 2 is a side view of the safety protection type test tube heating rack of the present invention;

FIG. 3 is a schematic structural view of a second slide block of the safety protection type test tube heating rack of the present invention;

fig. 4 is a cross-sectional view of the supporting rod of the safety protection type test tube heating rack of the present invention.

In the figure: 1. a base made of iron; 2. a support bar; 3. a first slider; 4. a second slider; 5. a third slider; 6. a first guard plate; 7. a test tube clamp; 8. a ring; 9. a second guard plate; 10. a bolt; 11. fastening a rotary handle sleeve; 12. an asbestos web; 13. a test tube; 14. a card slot; 15. a first threaded hole; 16. and a second threaded hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: a safety protection type test tube heating rack comprises an iron base 1, a support rod 2 is fixedly connected to the upper surface of the iron base 1, a first slide block 3, a second slide block 4 and a third slide block 5 are sequentially sleeved on the outer surface of the support rod 2 in a sliding mode from top to bottom, a first protection plate 6 is fixedly connected to the front end of the first slide block 3, a test tube clamp 7 is fixedly installed at the front end of the second slide block 4, a support ring 8 is fixedly connected to the front end of the third slide block 5, a second protection plate 9 is fixedly connected to the horizontal end of the first protection plate 6, the first slide block 3, the second slide block 4 and the third slide block 5 are identical in structural shape, a bolt 10 is rotatably connected to the inside of one end of the second slide block 4 through threads, a fastening rotary handle sleeve 11 is fixedly sleeved on the outer wall of one end of the bolt 10, a clamping groove 14 is formed in the outer surface of one side of the second slide block 4, a, the inner surface of the support rod 2 is provided with a second threaded hole 16.

Wherein, the upper surface of the ring 8 is provided with an asbestos cloth 12.

Wherein, the inner surface of the test tube clamp 7 is movably connected with a test tube 13.

Wherein, the quantity of second screw hole 16 is a plurality of, and a plurality of second screw hole 16 is even vertical distribution.

Wherein, first guard plate 6 and second guard plate 9 are the transparent plate, and first guard plate 6 and second guard plate 9 constitute L font structure.

Wherein, the shape of the card slot 14 is semicircular.

When the safety protection type test tube heating rack is used, clamping grooves 14 in a first sliding block 3, a second sliding block 4 and a second sliding block 5 are clamped into the outer surface of a supporting rod 2 respectively, the three sliding blocks slide to different height positions respectively according to requirements, then bolts 10 are rotated into a first threaded hole 15 and a second threaded hole 16 respectively through rotating and fastening a rotary handle sleeve 11, so that the first sliding block 3, the second sliding block 4, the second sliding block 5 and the supporting rod 2 are fixed relatively, the fixing effect is good, then a test tube 13 is clamped in a test tube clamp 7, an alcohol lamp is placed on the upper surface of an iron base 1, the heating process of the test tube can be realized, meanwhile, a first protection plate 6 and a second protection plate 9 on the first sliding block 3 can play a good protection role on a user, liquid in the test tube is prevented from splashing on the body of the user, and the heating experiment process can be observed clearly by the user, the utility model provides a test tube heating frame top slide position can be adjusted wantonly and effectively fixed, and is fixed effectual, promotes test tube heating frame's stability, has increased protective structure simultaneously, plays fine guard action to the user, is fit for extensively promoting and using.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a safety protection type test tube heating frame, includes iron base (1), its characterized in that: the upper surface of the iron base (1) is fixedly connected with a supporting rod (2), the outer surface of the supporting rod (2) is sequentially sleeved with a first sliding block (3), a second sliding block (4) and a third sliding block (5) in a sliding mode from top to bottom, the front end of the first sliding block (3) is fixedly connected with a first protection plate (6), the front end of the second sliding block (4) is fixedly installed with a test tube clamp (7), the front end of the third sliding block (5) is fixedly connected with a supporting ring (8), the horizontal end of the first protection plate (6) is fixedly connected with a second protection plate (9), the first sliding block (3), the second sliding block (4) and the third sliding block (5) are identical in structural shape, a bolt (10) is rotatably connected to the inside of one end of the second sliding block (4) through threads, a fastening rotary handle sleeve (11) is fixedly sleeved on the outer wall of one end of the bolt (10, the outer surface of one side of the second sliding block (4) is provided with a clamping groove (14), the inner surface of the second sliding block (4) close to the bolt (10) is provided with a first threaded hole (15), and the inner surface of the supporting rod (2) is provided with a second threaded hole (16).

2. A safety protected test tube heating rack according to claim 1, wherein: the upper surface of the supporting ring (8) is provided with an asbestos net (12).

3. A safety protected test tube heating rack according to claim 1, wherein: the inner surface of the test tube clamp (7) is movably connected with a test tube (13).

4. A safety protected test tube heating rack according to claim 1, wherein: the number of the second threaded holes (16) is a plurality of, and the second threaded holes (16) are uniformly and vertically distributed.

5. A safety protected test tube heating rack according to claim 1, wherein: first guard plate (6) and second guard plate (9) are the transparent plate, first guard plate (6) and second guard plate (9) constitute L font structure.

6. A safety protected test tube heating rack according to claim 1, wherein: the clamping groove (14) is semicircular in shape.