CN215156942U

CN215156942U - Portable case of experimental facilities for chemistry teaching

Info

Publication number: CN215156942U
Application number: CN202120799633.9U
Authority: CN
Inventors: 李山珊
Original assignee: Guizhou Industry Polytechnic College
Current assignee: Guizhou Industry Polytechnic College
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-14
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a portable box of experimental equipment for chemical teaching, which comprises a box body and a drawer; a plurality of placing grooves are formed in the box body, and the drawer is arranged in the placing grooves in a sliding mode; the placing groove is internally provided with a transmission assembly and a protection plate, and the protection plate is arranged in the placing groove in a sliding manner; the transmission assembly comprises a circular gear, a linkage rod, a first bevel gear, a second bevel gear and a threaded rod, the linkage rod is rotatably arranged in the box body, the circular gear and the first bevel gear are fixedly connected with the linkage rod respectively, the threaded rod is in threaded connection with the protection plate, and the second bevel gear is fixedly arranged on the threaded rod and meshed with the first bevel gear. The utility model provides a pair of portable case of experimental facilities for chemistry teaching through the drive assembly who sets up the removal of drive protection shield in the box, can realize the drive protection shield and reciprocate along with the drawer removes, protects experimental facilities, reduces the number of times that remove the protection shield, improves work efficiency.

Description

Portable case of experimental facilities for chemistry teaching

Technical Field

The utility model relates to an experimental facilities field relates to a chemistry is experimental facilities portable case for teaching particularly.

Background

The portable box for chemical experiment equipment is a tool for storing the chemical experiment equipment for teaching, and comprises equipment protection, transfer and teaching display.

For example, under the name of application No. "CN 201920042822.4": the chinese patent of "a portable chemistry experiment box", it discloses a chemistry experiment box, it rotates through bevel gear two and bevel gear one drive vertical lead screw, and then nut seat drives the support rebound, and remove test tube microscope carrier and receiver outside the box, then the pulling receiver, the receiver passes through the pulley and removes in the guide rail, and shift out the support with the receiver, then the user of service gets the test equipment on putting receiver and the test tube microscope carrier, this patent has and accomodates the effect good, the advantage that the practicality is strong.

The shortcoming of prior art lies in, when the portable box moved, the inside experimental facilities of box can take place to rock, from this can see, corresponding increase experimental facilities collision breakage's probability.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a chemistry is experimental facilities suitcase for teaching, aim at solving the suitcase and rock the problem that easily leads to the collision breakage in the box when moving experimental facilities.

Technical scheme

In order to achieve the purpose, the utility model provides an experimental device portable box for chemical teaching, which comprises a box body and a plurality of drawers arranged in a sliding way, wherein the box body is provided with a plurality of placing grooves, and each drawer is respectively arranged in the placing grooves in a sliding way;

the protection plates are vertically and slidably arranged in the placing grooves, and a transmission assembly for driving the protection plates to vertically slide in a reciprocating manner is further arranged in each placing groove;

the transmission assembly comprises a circular gear, a linkage rod, a first bevel gear, a second bevel gear and a threaded rod, the linkage rod is rotatably arranged in the box body, and the circular gear and the first bevel gear are fixedly arranged on the linkage rod respectively; the threaded rod is in threaded connection with the protection plate, and the second bevel gear is fixedly arranged on the threaded rod and meshed with the first bevel gear.

Preferably, a rack is fixedly arranged on the side face of the drawer, and the circular gear is meshed with the rack.

Preferably, a handle is fixedly arranged at the center of the side surface of the drawer.

Preferably, an orientation wheel is fixedly arranged below the rack.

Preferably, a plurality of instrument grooves for storing instruments are fixedly arranged on the sponge bottom plate.

Preferably, a hand strap is fixedly arranged on the side surface of the box body.

Preferably, a sponge is arranged below the protection plate.

Advantageous effects

Compared with the prior art, the utility model provides a pair of portable case of experimental facilities is used in chemistry teaching possesses following beneficial effect:

1. the utility model discloses a set up the sponge bottom plate of taking the instrument recess in the drawer to with the experimental facilities buckle in the recess, can carry on spacingly to the equipment when portable case horizontal migration, then through the protection shield that can reciprocate of setting up in the box, can be spacing to the equipment when portable case vertical migration, thereby can guarantee the fixed of experimental facilities when removing portable case, reduce the broken probability of experimental facilities collision.

2. The utility model discloses a set up the drive assembly that the drive protection shield removed inside the box to can reciprocate with the drive protection shield through the action of opening or closing the drawer, so that protect experimental facilities, thereby can reduce the number of times of moving the protection shield when fixed experimental facilities, can protect experimental facilities sooner, have higher linkage, reduce work step, improve work efficiency.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the drawer structure of the present invention;

fig. 3 is a schematic structural view of the transmission assembly of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position a of the present invention.

The main reference numbers:

1. a box body; 2. a drawer; 201. a handle; 3. a transmission assembly; 301. a circular gear; 302. a linkage rod; 303. a first bevel gear; 304. a second bevel gear; 305. a threaded rod; 4. a protection plate; 5. a hand strap; 6. a rack; 7. a directional wheel; 8. a sponge bottom plate; 801. an instrument groove; 9. and (6) placing the groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-4, a portable case for experimental devices for chemical teaching, wherein a plurality of placing slots 9 are provided in the case body 1, and each drawer 2 is slidably disposed in the placing slots 9; the utility model discloses in, be the setting of sliding with drawer 2, its effect lies in, as shown in fig. 2, the drawer 2 of sliding setting can remove in standing groove 9, can be in the in-service use promptly, show and save experimental apparatus.

In the embodiment of the portable case for the experimental equipment for chemical teaching provided by the utility model, the protection board 4 is vertically and slidably arranged in each placing groove 9, and the transmission component 3 for driving the protection board 4 to vertically and reciprocally slide is also respectively arranged in each placing groove 9; the transmission assembly 3 comprises a circular gear 301, a linkage rod 302, a first bevel gear 303, a second bevel gear 304 and a threaded rod 305, the linkage rod 302 is rotatably arranged in the box body 1, and the circular gear 301 and the first bevel gear 303 are respectively and fixedly connected with the linkage rod 302; the threaded rod 305 is in threaded connection with the protection plate 4, and the second bevel gear 304 is rotatably arranged on the threaded rod 305 and meshed with the first bevel gear 303; in the present invention, the protection plate 4 is slidably disposed in the placing groove 9, and the protection plate 4 slidably disposed in the placing groove has an effect, as shown in fig. 1, and can move inside the case 1, that is, the experimental equipment can be extruded and protected and released through the movable protection plate 4 in actual use, so that the experimental equipment can be fixed when the portable case is moved, and the probability of collision and breakage of the experimental equipment is reduced;

specifically, the transmission assembly 3 is arranged in the placing groove 9, and has the effect that, as shown in fig. 3, the linkage rod 302 is respectively and fixedly connected with the circular gear 301 and the first bevel gear 303, so that the linkage rod 302, the circular gear 301 and the first bevel gear 303 can be ensured to synchronously rotate, that is, in actual use, the linkage rod 302 and the first bevel gear 303 can be driven to rotate by rotating the circular gear 301; the threaded rod 305 is connected to the protection plate 4 in a threaded manner, and the threaded rod 305 is used for connecting the protection plate 4 in a threaded manner with the threaded rod 305, as shown in fig. 4, the protection plate 4 can move up and down along the threaded rod 305, that is, in actual use, the threaded rod 305 rotates to drive the protection plate 4 to move;

more specifically, the second bevel gear 304 is fixedly arranged on the threaded rod 305 and is meshed with the first bevel gear 303, and the effect is that, as shown in fig. 3, the second bevel gear 304 fixedly arranged on the threaded rod 305 can ensure that the threaded rod 305 and the second bevel gear 304 rotate synchronously, that is, in actual use, the second bevel gear 304 rotates to drive the threaded rod 305 to rotate; first bevel gear 303 and second bevel gear 304 that the meshing set up can guarantee first bevel gear 303 and second bevel gear 304 synchronous rotation, can be in practical use promptly, first bevel gear 303 rotates and to drive second bevel gear 304 and rotate, through the transmission assembly 3 that sets up in standing groove 9 promptly, effectual promotion threaded rod 305 rotates along with second bevel gear 304, first bevel gear 303, gangbar 302 and circular gear 301 to remove the number of times of protection shield 4 when reducing fixed experimental device, reduce work step, improve work efficiency.

In the further proposed embodiment of the present invention, a rack 6 is fixedly disposed on the side of the drawer 2, and the circular gear 301 is engaged with and disposed above the rack 6; the rack 6 fixedly arranged on the side face of the drawer 2 has the advantages that the circular gear 301 is meshed above the rack 6, so that the rack 6 can be driven to move and the circular gear 301 can be driven to rotate when the drawer 2 is moved, namely, the circular gear 301 can rotate along with the movement of the drawer 2 in actual use.

In a further embodiment of the present invention, a handle 201 is fixedly disposed at the center of the front surface of the drawer 2; in a specific novel type of this application, a handle 201 is fixedly arranged at the center of the front surface of the drawer 2, and the function of the handle is that, as shown in fig. 2, the drawer 2 can be moved conveniently.

Further, a directional wheel 7 is fixedly arranged below the rack 6; the utility model discloses in, the fixed directional wheel 7 that sets up in rack 6 below, its effect lies in, as shown in fig. 2, can guarantee drawer 2 and slide along fixed slide rail orientation in standing groove 9, can be when in actual use promptly, the user can be through directional wheel 7 more convenient removal drawer 2.

Still further, a plurality of instrument grooves 801 for storing instruments are fixedly arranged on the sponge bottom plate 8. The instrument grooves 801 fixedly arranged on the sponge bottom plate 8 are common knowledge and conventional technical means of those skilled in the art, and are not described in detail.

Further, a carrying strap 5 for carrying is fixedly provided on a side surface of the case 1, and functions to facilitate the user to move the case 1 as shown in fig. 1.

Furthermore, a sponge is arranged below the protection plate 4, which is used for better protecting the experimental device as shown in fig. 1.

The working principle is as follows: when the utility model is used, firstly, the drawer 2 is pulled out through the handle 201, then the experimental device is placed in the instrument groove 801 of the sponge bottom plate 8, so that the experimental device is fixed, then the drawer 2 is pushed through the handle 201, at the moment, the drawer 2 drives the rack 6 to move, the circular gear 301 is meshed with the rack 6, so the circular gear 301 rotates along with the movement of the rack 6, the linkage rod 302 is fixedly connected with the circular gear 301, so the linkage rod 302 rotates along with the circular gear 301, the first bevel gear 303 is fixedly connected with the linkage rod 302, so the first bevel gear 303 rotates along with the linkage rod 302, the second bevel gear 304 is meshed with the first bevel gear 303, so the second bevel gear 304 rotates along with the first bevel gear 303, the threaded rod 305 is fixedly connected with the second bevel gear 304, so the threaded rod 305 rotates along with the second bevel gear 304, protection shield 4 is because so with threaded rod 305 threaded connection, so protection shield 4 rotates along with threaded rod 305, protection shield 4 is owing to be the slip setting in standing groove 9, so protection shield 4 reciprocates along with the rotation of threaded rod 305, has accomplished the process of protection shield 4 extrusion protection downwards promptly, then can remove the suitcase through portable area 5, removes the number of times of protection shield 4 when having reduced fixed experimental apparatus, reduces work step, improves work efficiency.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. The utility model provides a portable case of experimental facilities for chemistry teaching, includes box (1) and a plurality of drawers (2) of slip setting in box (1), its characterized in that:

a plurality of placing grooves (9) are formed in the box body (1), and the drawers (2) are respectively arranged in the placing grooves (9) in a sliding manner;

the protection plates (4) are vertically and slidably arranged in the placing grooves (9), and a transmission assembly (3) for driving the protection plates (4) to vertically slide in a reciprocating manner is respectively arranged in each placing groove (9);

the transmission assembly (3) comprises a circular gear (301), a linkage rod (302), a first bevel gear (303), a second bevel gear (304) and a threaded rod (305), the linkage rod (302) is rotatably arranged in the box body (1), and the circular gear (301) and the first bevel gear (303) are respectively and fixedly arranged on the linkage rod (302); the threaded rod (305) is in threaded connection with the protective plate (4), and the second bevel gear (304) is fixedly arranged on the threaded rod (305) and meshed with the first bevel gear (303).

2. The portable box of experimental equipment for chemical teaching of claim 1, wherein: the side face of the drawer (2) is fixedly provided with a rack (6), and the circular gear (301) is meshed with the rack (6).

3. The portable box of experimental equipment for chemical teaching of claim 1, wherein: the side center of the drawer (2) is fixedly provided with a handle (201).

4. The portable box of experimental equipment for chemical teaching of claim 2, wherein: and a directional wheel (7) is fixedly arranged below the rack (6).

5. The portable box of experimental equipment for chemical teaching of claim 1, wherein: a hand-held belt (5) is fixedly arranged on the side surface of the box body (1).

6. The portable box of experimental equipment for chemical teaching of claim 1, wherein: a sponge is arranged below the protection plate (4).