CN214800131U

CN214800131U - Experimental power supply for students in physical laboratory

Info

Publication number: CN214800131U
Application number: CN202120093407.9U
Authority: CN
Inventors: 杨同浩; 杨方朋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-11-19
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses an experimental power supply for students in a physical laboratory, which relates to the technical field of experimental power supplies, and comprises a bottom plate, wherein a shell is fixedly arranged at the top of the bottom plate, a placing box is fixedly arranged at the top of the bottom plate, an experimental power supply is placed in the placing box, fixed frames are symmetrically arranged at the outer side of the placing box, a fixed shell is fixedly arranged between the placing box and the fixed frames, first chutes are symmetrically arranged on the inner wall of the fixed shell, short plates are arranged between the inner parts of the first chutes, long rods are fixedly connected with one sides of the short plates, a protective shell is added on the outer layer of the experimental power supply for students, a plurality of damping devices are arranged in the protective shell, the shell of the experimental power supply can be effectively protected when the experimental power supply is not used or the students use the experimental power supply, and the damage to the shell of the experimental power supply for students can be reduced when the students collide, is beneficial to improving the long-term use of the instrument.

Description

Experimental power supply for students in physical laboratory

Technical Field

The utility model relates to an experimental power supply technical field specifically is an experimental power supply that physics laboratory student used.

Background

Along with the progress of society and the increasing improvement of education level, China pays more and more attention to the education of colleges and universities, the quality of teaching equipment is often directly related to the quality of teaching, and the experimental power supply for students is equipment which is used in a laboratory, is connected with a power grid, converts high voltage into low voltage and changes frequency, and is suitable for being used by students in the experiments of the colleges and the universities.

The experiment power supply for students in the existing physics laboratory is directly placed on an experiment platform when not in use, and if the experiment power supply is not used for a long time or the students can easily collide and damage the shell of the experiment power supply when in use, the experiment power supply is not beneficial to the long-time use of instruments.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an experimental power supply that physics laboratory student used has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an experimental power supply for students in physical laboratories comprises a bottom plate, wherein a shell is fixedly arranged at the top of the bottom plate, a placing box is fixedly arranged at the top of the bottom plate, an experimental power supply is placed in the placing box, fixed frames are symmetrically arranged on the outer side of the placing box, a fixed shell is fixedly arranged between the placing box and the fixed frames, first sliding grooves are symmetrically arranged on the inner wall of the fixed shell, short plates are arranged between the inner parts of the first sliding grooves, a long rod is fixedly connected to one side of each short plate, one end of each long rod penetrates through the fixed frames and extends to the outer side of the fixed frames, one end of each long rod is fixedly connected with one side of the inner part of the shell, a damping spring is fixedly connected between each short plate and the fixed shell, a stop block is symmetrically arranged at the top of the placing box, and a sliding rod is fixedly connected between two sides of the stop block, the utility model discloses a portable electronic device, including casing, first connecting block, top fixed mounting, the bottom of first connecting block with the inside sliding connection of second spout, the surface symmetry cover of slide bar is equipped with first connecting block, the inside roof symmetry of casing is provided with the second connecting block, first connecting block with it has first hinge rod to articulate between the second connecting block, the top fixed mounting who places the case has the second spout, the bottom of first connecting block with the inside sliding connection of second spout.

Preferably, the top fixed mounting of fixed frame has the third spout, the inside sliding connection of third spout has the slider, the inside roof symmetry of casing is provided with the short block, the slider with it has the second hinge rod to articulate between the short block.

Preferably, the bottom of fixed frame with fixedly connected with support column between the top of bottom plate, the bottom symmetry of bottom plate is provided with the base.

Preferably, the top symmetry of placing the case has seted up the louvre, the inner wall fixed mounting of louvre has the filter, the top symmetry of placing the case is provided with the filter frame, the position that the filter frame set up with the position of filter is corresponding.

Preferably, the top of the shell is symmetrically provided with air outlet plates, and the stop block is fixedly connected with the first connecting block through a spring.

(III) advantageous effects

The utility model provides an experimental power supply for students in a physical laboratory. The method has the following beneficial effects:

(1) this experiment power that physics laboratory student used, through the experiment power skin to the student usefulness plus one deck protective housing, the inside of protective housing is setting up some damping device, can effectually protect the shell of experiment power when not using or when the student uses, can reduce the shell damage to the experiment power that the student used when the bumping, is favorable to improving the long-time use of instrument.

(2) This experiment power that physics laboratory student used, protect placing the experiment power of incasement portion through filter screen and filter frame in addition inside the shell, the experiment power heat dissipation that when student used will dispel the heat and arrange the casing inside will dispel the heat and discharge the outside through going out the fan plate effect down through the filter under the effect of filter and filter frame, can prevent like this that the experiment power can flow into the inside of student's power with the dust to external heat dissipation when using, reduce the structural damage to inside, improve the long-time use of instrument.

Drawings

FIG. 1 is a front view of the structure of the present invention;

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

FIG. 3 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

fig. 4 is a partial enlarged view of the structure B in fig. 1 according to the present invention.

In the figure, 1-bottom plate, 2-shell, 3-placing box, 4-experimental power supply, 5-fixing frame, 6-fixing shell, 7-first chute, 8-short plate, 9-long rod, 10-damping spring, 11-stop block, 12-sliding rod, 13-first connecting block, 14-second connecting block, 15-first hinge rod, 16-second chute, 17-third chute, 18-sliding block, 19-short block, 20-second hinge rod, 21-filter plate, 22-filter frame, 23-air outlet plate and 24-spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an experimental power supply for students in a physical laboratory comprises a bottom plate 1, a shell 2 is fixedly installed at the top of the bottom plate 1, a placing box 3 is fixedly installed at the top of the bottom plate 1, an experimental power supply 4 is placed in the placing box 3, fixing frames 5 are symmetrically arranged on the outer side of the placing box 3, a fixing shell 6 is fixedly installed between the placing box 3 and the fixing frames 5, first sliding grooves 7 are symmetrically arranged on the inner wall of the fixing shell 6, short plates 8 are arranged between the inner parts of the first sliding grooves 7, a long rod 9 is fixedly connected to one side of each short plate 8, one end of each long rod 9 penetrates through the fixing frame 5 and extends to the outer side of the corresponding fixing frame 5, one end of each long rod 9 is fixedly connected with one side of the inner part of the shell 2, a damping spring 10 is fixedly connected between each short plate 8 and the fixing shell 6, stop blocks 11 are symmetrically arranged at the top of the placing box 3, slide rods 12 are fixedly connected between the two sides of the stop blocks 11, and first connecting blocks 13 are symmetrically sleeved on the outer surfaces of the slide rods 12, the inside roof symmetry of casing 2 is provided with second connecting block 14, and it has first articulated rod 15 to articulate between first connecting block 13 and the second connecting block 14, and the top fixed mounting who places case 3 has second spout 16, the inside sliding connection of the bottom of first connecting block 13 and second spout 16.

In this embodiment, the top of the fixed frame 5 is fixedly provided with a third sliding groove 17, the inside of the third sliding groove 17 is slidably connected with a sliding block 18, the inner top wall of the shell 2 is symmetrically provided with a short block 19, and a second hinge rod 20 is hinged between the sliding block 18 and the short block 19.

In this embodiment, the bottom of the fixed frame 5 and the top of the bottom plate 1 are fixedly connected with a support column, and the bottom of the bottom plate 1 is symmetrically provided with a base.

In this embodiment, the top of placing case 3 has symmetrically been seted up the louvre, and the inner wall fixed mounting of louvre has filter 21, and the top of placing case 3 has symmetrically been provided with filter frame 22, and the position that filter frame 22 set up corresponds with the position of filter 21.

In this embodiment, the top of the housing 2 is symmetrically provided with air outlet plates 23, and a spring 24 is fixedly connected between the stop block 11 and the first connecting block 13.

When the device is used, the fixed shell 6 fixedly installed between the fixed frame 5 and the placing box 3 buffers two sides of the placing box 3 under the action of a first chute 7 and a short plate 8, a long rod 9 and a damping spring 10 inside the fixed shell 6, when the device is used, two sides of the placing box 3 can be effectively protected when the shell 2 is collided, so that two sides of an experimental power supply 4 can be protected, a stop block 11 is fixedly installed at the top of the placing box 3, a slide rod 12 is fixedly connected between two sides of the stop block 11, a first connecting block 13 is symmetrically sleeved on the outer surface of the slide rod 12, a second connecting block 14 is fixedly installed on the inner top wall of the shell 2, a first hinge rod 15 is hinged between the first connecting block 13 and the second connecting block 14, when the top of the shell 2 is collided, the first connecting block 13 moves towards two sides under the action of the slide rod 12 and the second chute 16, a slide block 18 is slidably connected inside a third chute 17, the top fixed mounting of casing 2 has short 19, articulated have between slider 18 and the short 19 have under the effect of second articulated arm 20 to place case 3 and protect, thereby can effectual protection place the top of case 3 when the top of casing 1 collides the top of effectual protection experiment power 4, under the effect of filter 21 and filter frame 22, experiment power 4 is discharging the inside of casing 1 placing the inside heat of loosing of case 3, discharge the outside with steam under the effect of play tuber plate 23, can prevent that experiment power 4 can flow in the inside of student's power with the dust when using when the external heat dissipation, reduce the structural damage to inside, improve the long-time use of instrument.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

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. An experimental power supply for students in a physical laboratory, comprising a base plate (1), characterized in that: the top fixed mounting of bottom plate (1) has casing (2), the top fixed mounting of bottom plate (1) has places case (3), the inside of placing case (3) has placed experimental power (4), the outside symmetry of placing case (3) is provided with fixed frame (5), place case (3) with fixed mounting has set casing (6) between fixed frame (5), the inner wall symmetry of set casing (6) is provided with first spout (7), be provided with short slab (8) between the inside of first spout (7), one side fixedly connected with stock (9) of short slab (8), the one end of stock (9) runs through fixed frame (5) and extends to the outside of fixed frame (5), the one end of stock (9) with inside one side fixed connection of casing (2), short slab (8) with fixedly connected with damping spring (10) between fixed casing (6), the top symmetry of placing case (3) is provided with dog (11), fixedly connected with slide bar (12) between the both sides of dog (11), the surface symmetry cover of slide bar (12) is equipped with first connecting block (13), the inside roof symmetry of casing (2) is provided with second connecting block (14), first connecting block (13) with it has first articulated rod (15) to articulate between second connecting block (14), the top fixed mounting of placing case (3) has second spout (16), the bottom of first connecting block (13) with the inside sliding connection of second spout (16).

2. An experimental power supply for students in a physical laboratory according to claim 1, wherein: the top fixed mounting of fixed frame (5) has third spout (17), the inside sliding connection of third spout (17) has slider (18), the inside roof symmetry of casing (2) is provided with short piece (19), slider (18) with it has second articulated rod (20) to articulate between short piece (19).

3. An experimental power supply for students in a physical laboratory according to claim 1, wherein: the bottom of fixed frame (5) with fixedly connected with support column between the top of bottom plate (1), the bottom symmetry of bottom plate (1) is provided with the base.

4. An experimental power supply for students in a physical laboratory according to claim 1, wherein: the top symmetry of placing case (3) has seted up the louvre, the inner wall fixed mounting of louvre has filter (21), the top symmetry of placing case (3) is provided with filter frame (22), the position that filter frame (22) set up with the position of filter (21) is corresponding.

5. An experimental power supply for students in a physical laboratory according to claim 1, wherein: air outlet plates (23) are symmetrically arranged at the top of the shell (2), and springs (24) are fixedly connected between the stop blocks (11) and the first connecting blocks (13).