CN211699407U

CN211699407U - Pupil's manual preparation heat-insulating metal mesh

Info

Publication number: CN211699407U
Application number: CN201821411628.0U
Authority: CN
Inventors: 彭志新; 郑有志
Original assignee: Lijiang Kechuang Electronics Co ltd
Current assignee: Lijiang Kechuang Electronics Co ltd
Priority date: 2018-08-30
Filing date: 2018-08-30
Publication date: 2020-10-16
Anticipated expiration: 2028-08-30

Abstract

The utility model discloses a manual preparation heat-insulating metal mesh of pupil, the on-line screen storage device comprises a base, upper end one side surface of base is provided with the thread groove, the upper end fixed surface in thread groove installs the threaded rod, the upper end opposite side surface of base is provided with U type groove, the upper end fixed surface in U type groove installs the gasket, the upper end middle part fixed surface of gasket installs the alcohol burner, the upper end middle part fixed surface of alcohol burner installs the bottleneck, the upper end middle part fixed surface of bottleneck installs the wick, the upper end fixed surface of threaded rod installs splint No. one. A pupil's manual preparation heat-insulating metal mesh, be equipped with threaded rod, thread groove, splint and U type groove, can make things convenient for the dismouting, the scattered part portable in dismantlement back can also adapt to other chemistry experiment operations, can also prevent that the alcohol burner from tumbling and taking place the fire incident, bring better use prospect.

Description

Pupil's manual preparation heat-insulating metal mesh

Technical Field

The utility model relates to a manual experiment field, in particular to pupil's manual preparation heat-insulating metal mesh.

Background

The heat insulation metal net experiment table is a teaching tool which is made manually and is provided with experimental operation, can visually express contained knowledge points, is convenient for students to understand and accept, and has simple structure and convenient operation; there is certain drawback in current thermal-insulated metal mesh laboratory bench when using, at first, in the use, the experimental apparatus is numerous, the equipment is comparatively troublesome with carrying, certain inconvenience has, secondly, the function singleness of support, be difficult to satisfy the variety and the complexity of experiment, still, in the use, the alcohol burner has the combustion reaction, certain potential safety hazard has, the mode of placing of alcohol burner is firm inadequately, certain unfavorable has, certain adverse effect has been brought to the use of giving people, for this, we propose a pupil's manual preparation heat-insulated metal mesh.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pupil makes thermal-insulated metal mesh by hand can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model discloses a pupil makes heat-insulating metal mesh by hand, which comprises a base, the surface of one side of the upper end of base is provided with a thread groove, the upper surface of thread groove is fixedly provided with a threaded rod, the surface of the other side of the upper end of base is provided with a U-shaped groove, the upper surface of U-shaped groove is fixedly provided with a gasket, the upper surface of middle part of gasket is fixedly provided with an alcohol burner, the upper surface of middle part of alcohol burner is fixedly provided with a bottle mouth, the upper surface of middle part of bottle mouth is fixedly provided with a lamp wick, the upper surface of threaded rod is fixedly provided with a splint, the lower surface of threaded rod is fixedly provided with a splint II, a wire netting is fixedly arranged between the splint I and the splint II, the upper surface of wire netting is fixedly provided with an experimental paper sheet, the surface of one end of, no. two holes are formed in the outer surface of one end of the second clamping plate, and a limiting ring is fixedly mounted on the outer surface of the top end of the threaded rod.

The base weight suggestion is 0.5kg, and the threaded rod is hollow steel pipe, and during the installation, the base is heavier, makes whole steadiness good.

The wire netting is the metal mesh that the heat absorption effect is good to reach the best effect of experiment, and the wire netting should be maintained first all around, in order to prevent to assemble or the human body of fish tail in the experimental process.

The inside fuel that should be provided with of alcohol burner to the wick passes the bottleneck and immerses the fuel, guarantees that the combustion effect is good.

The gasket is less with the spout of comparing U type groove both sides, and the vertical home range of spout restriction gasket to this has restricted the alcohol burner, makes the alcohol burner can not move about from top to bottom, prevents that the alcohol burner from rocking from top to bottom and tumbles the conflagration accident that takes place.

The first clamping plate and the second clamping plate are the same in specification and size, articles can be clamped through clockwise and anticlockwise knobs, and experimental equipment, such as a separating funnel and the like, can be placed in the first hole and the second hole.

Preferably, the outer surface of the lower end of the threaded rod is detachably connected with the outer surface of one side of the upper end of the base through a threaded groove.

Preferably, be provided with a screw thread between splint and the threaded rod, the internal surface of splint is through the upper end surface swing joint of a screw thread and threaded rod, be provided with No. two screw threads between No. two splint and the threaded rod, the internal surface of No. two splint is through the lower extreme external surface fixed connection of No. two screw threads and threaded rod.

Preferably, be provided with the spout between gasket and the U type groove, the both sides surface sliding connection in spout and U type groove is all passed through to the both sides surface of gasket, be provided with the super glue between gasket and the alcohol burner, the upper end middle part surface of gasket passes through the lower extreme surface fixed connection of super glue and alcohol burner.

Preferably, a connecting pipe is arranged between the alcohol lamp and the bottle mouth, and the outer surface of the middle part of the upper end of the alcohol lamp is fixedly connected with the outer surface of the lower end of the bottle mouth through the connecting pipe.

Preferably, a fixing block is arranged between the limiting ring and the threaded rod, and the outer surface of the middle of the lower end of the limiting ring is fixedly connected with the outer surface of the top end of the threaded rod through the fixing block.

Compared with the prior art, the utility model discloses following beneficial effect has: this thermal-insulated metal mesh of pupil's manual preparation, threaded rod and thread groove through setting up, can make things convenient for the dismouting, parts portable scattered after the dismantlement, two sets of splint through setting up, can realize pressing from both sides formula, hanging experimental operation, and a hole can be realized running through the formula of placing with No. two holes, for example, separating funnel, adaptable most chemical experiment operation, the setting in U type groove, can make things convenient for the push-and-pull to take out the alcohol burner, and the gasket and the U type groove both sides sliding connection of alcohol burner lower extreme installation, the effect of upwards restriction has, it is good to make the alcohol burner steadiness, can prevent that the alcohol burner from tumbling and taking place the fire incident, do benefit to people and use, whole thermal-insulated metal mesh of pupil's manual preparation simple structure, and convenient for operation, the effect.

Drawings

Fig. 1 is a schematic view of the whole structure of the heat-insulating metal net made by hand by pupils.

Fig. 2 is a partial view of the heat-insulating metal net of the present invention, which is manually made by pupils.

Fig. 3 is a schematic structural view of the base 1 in fig. 2 for the pupil to manually make a heat insulation metal net.

Fig. 4 is a schematic structural view of the threaded rod 2 in fig. 2 for the pupil to manually make the heat insulation metal mesh.

Fig. 5 is an enlarged view of a in fig. 2 of the heat insulating metal mesh of the present invention, which is manually made by a pupil.

In the figure: 1. a base; 2. a threaded rod; 3. an alcohol lamp; 4. a bottle mouth; 5. a lamp wick; 6. a wire mesh; 7. test paper sheets; 8. a thread groove; 9. a gasket; 10. a first clamping plate; 11. a second splint; 12. a first hole; 13. a second hole; 14. a U-shaped groove; 15. a limiting ring.

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.

As shown in figures 1-5, the utility model relates to a pupil makes thermal-insulated metal mesh by hand, including base 1, the outer surface of one side of upper end of base 1 is provided with thread groove 8, the outer surface of upper end of thread groove 8 is fixedly installed with threaded rod 2, the outer surface of the other side of upper end of base 1 is provided with U-shaped groove 14, the outer surface of upper end of U-shaped groove 14 is fixedly installed with gasket 9, the outer surface of middle part of upper end of gasket 9 is fixedly installed with alcohol burner 3, the outer surface of middle part of upper end of alcohol burner 3 is fixedly installed with bottleneck 4, the outer surface of middle part of upper end of bottleneck 4 is fixedly installed with wick 5, the outer surface of upper end of threaded rod 2 is fixedly installed with No. two splint 11, wire netting 6 is fixedly installed between No. one splint 10 and No. two splint 11, the outer surface of, a first hole 12 is formed in the outer surface of one end of the first clamping plate 10, a second hole 13 is formed in the outer surface of one end of the second clamping plate 11, and a limiting ring 15 is fixedly mounted on the outer surface of the top end of the threaded rod 2.

The outer surface of the lower end of the threaded rod 2 is detachably connected with the outer surface of one side of the upper end of the base 1 through a threaded groove 8, so that the whole assembly and disassembly are convenient; a first thread is arranged between the first clamping plate 10 and the threaded rod 2, the inner surface of the first clamping plate 10 is movably connected with the outer surface of the upper end of the threaded rod 2 through the first thread, a second thread is arranged between the second clamping plate 11 and the threaded rod 2, the inner surface of the second clamping plate 11 is fixedly connected with the outer surface of the lower end of the threaded rod 2 through the second thread, and the multifunctional screw rod is diversified in function and can adapt to different experimental operations; a sliding groove is formed between the gasket 9 and the U-shaped groove 14, the outer surfaces of the two sides of the gasket 9 are in sliding connection with the outer surfaces of the two sides of the U-shaped groove 14 through the sliding groove, a strong glue is arranged between the gasket 9 and the alcohol lamp 3, and the outer surface of the middle part of the upper end of the gasket 9 is fixedly connected with the outer surface of the lower end of the alcohol lamp 3 through the strong glue, so that the alcohol lamp 3 is placed stably; a connecting pipe is arranged between the alcohol lamp 3 and the bottle mouth 4, the outer surface of the middle part of the upper end of the alcohol lamp 3 is fixedly connected with the outer surface of the lower end of the bottle mouth 4 through the connecting pipe, so that the smooth pipeline is ensured, and the normal combustion is realized; a fixing block is arranged between the limiting ring 15 and the threaded rod 2, the outer surface of the middle of the lower end of the limiting ring 15 is fixedly connected with the outer surface of the top end of the threaded rod 2 through the fixing block, and the first clamping plate 10 and the second clamping plate 11 are limited not to be separated from the threaded rod 2 upwards due to the fact that a knob is excessively arranged in use.

It should be noted that, the utility model relates to a pupil makes thermal-insulated metal mesh by hand, before using, we fix No. one splint 10 and No. two splint 11 on the outer surface of threaded rod 2 through the knob first, then fix the lower end knob of threaded rod 2 in the thread groove 8 of base 1, can accomplish the equipment, when using, must operate under the assistance of teacher, take alcohol burner 3, slide inwards from the open end of U-shaped groove 14, place wire netting 6 on the upper end of No. two splint 11, turn the knob of No. one splint 10 downwards until wire netting 6 is fixed, place experiment paper slip 7 on the upper end of wire netting 6, light wick 5 through igniter, through the heat absorption effect of wire netting 6 at this moment, reach the upper end experiment paper slip 7 of wire netting 6 after absorbing heat, the temperature is combustion point inadequately, the combustion can only be carried out at the lower extreme of wire netting 6, experiment scraps of paper 7 of 6 upper ends of wire netting are intact, accomplish the endothermic knowledge point of combustion effect and material through this experiment effect and teach, and the gasket 9 of 3 lower extreme installations of alcohol burner is provided with the spout with the junction of U type groove 14, and the spout restriction alcohol burner 3 makes the unable activity from top to bottom of alcohol burner 3, makes alcohol burner 3 place comparatively firmly, comparatively practical.

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 understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pupil's manual preparation heat-insulating metal mesh, includes base (1), its characterized in that: the outer surface of one side of the upper end of the base (1) is provided with a thread groove (8), the outer surface of the upper end of the thread groove (8) is fixedly provided with a threaded rod (2), the outer surface of the other side of the upper end of the base (1) is provided with a U-shaped groove (14), the outer surface of the upper end of the U-shaped groove (14) is fixedly provided with a gasket (9), the outer surface of the middle part of the upper end of the gasket (9) is fixedly provided with an alcohol burner (3), the outer surface of the middle part of the upper end of the alcohol burner (3) is fixedly provided with a bottle mouth (4), the outer surface of the middle part of the upper end of the bottle mouth (4) is fixedly provided with a lamp wick (5), the outer surface of the upper end of the threaded rod (2) is fixedly provided with a first clamping plate (10), the outer, the outer fixed surface of upper end middle part of wire netting (6) installs experiment scraps of paper (7), the one end surface of splint (10) is provided with hole (12) No. one, the one end surface of splint (11) No. two is provided with hole (13) No. two, the top outer fixed surface of threaded rod (2) installs spacing collar (15).

2. The hand-made heat insulation metal net for pupils according to claim 1, which is characterized in that: the outer surface of the lower end of the threaded rod (2) is detachably connected with the outer surface of one side of the upper end of the base (1) through a threaded groove (8).

3. The hand-made heat insulation metal net for pupils according to claim 1, which is characterized in that: be provided with a screw thread between splint (10) and threaded rod (2), the internal surface of splint (10) is through the upper end surface swing joint of a screw thread and threaded rod (2), be provided with No. two screw threads between No. two splint (11) and threaded rod (2), the internal surface of No. two splint (11) is through the lower extreme external surface fixed connection of No. two screw threads and threaded rod (2).

4. The hand-made heat insulation metal net for pupils according to claim 1, which is characterized in that: be provided with the spout between gasket (9) and U type groove (14), the both sides surface sliding connection of spout and U type groove (14) is all passed through to the both sides surface of gasket (9), be provided with the super glue between gasket (9) and alcohol burner (3), the upper end middle part surface of gasket (9) passes through the lower extreme surface fixed connection of super glue and alcohol burner (3).

5. The hand-made heat insulation metal net for pupils according to claim 1, which is characterized in that: a connecting pipe is arranged between the alcohol lamp (3) and the bottle mouth (4), and the outer surface of the middle part of the upper end of the alcohol lamp (3) is fixedly connected with the outer surface of the lower end of the bottle mouth (4) through the connecting pipe.

6. The hand-made heat insulation metal net for pupils according to claim 1, which is characterized in that: a fixing block is arranged between the limiting ring (15) and the threaded rod (2), and the outer surface of the middle of the lower end of the limiting ring (15) is fixedly connected with the outer surface of the top end of the threaded rod (2) through the fixing block.