CN209947174U

CN209947174U - A multilayer formula sample display device for biological teaching

Info

Publication number: CN209947174U
Application number: CN201920510186.3U
Authority: CN
Inventors: 王思博
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-01-14
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a multilayer specimen display device for biological teaching, which relates to the technical field of specimen display and comprises an outer sleeve rod and a support rod internally penetrating through the outer sleeve rod, wherein the top end of the outer sleeve rod is rotationally connected with the top end of the support rod through an upper bearing, the bottom end of the outer sleeve rod is rotationally connected with the lower outer surface of the support rod through a lower bearing, and the bottom end of the support rod is fixedly connected with a base; through top layer specimen-box, middle level specimen-box and bottom specimen-box can carry out the layering show to the sample, the utilization ratio in space has been improved, simultaneously each specimen-box adopts the upper and lower structure to place, it is more convenient when can making the student watch, adopt the bearing to be connected between this sample display device's bracing piece and the overcoat pole, can make things convenient for its rotation, the show of the specimen-box of the difference of being convenient for, each specimen-box all adopts transparent glass to make, neither influence student's watching, also can prevent simultaneously that student and sample from carrying out direct contact, the effectual sample that has protected.

Description

A multilayer formula sample display device for biological teaching

Technical Field

The utility model relates to a sample show technical field specifically is a multilayer formula sample display device for biological teaching.

Background

In biological teaching in-process, the introduction of biological sample need be carried out to the relevant knowledge of study biology branch of academic or vocational study, helps the grasp of student knowledge in learning like this, and the show of current biological sample is only mr simply puts biological sample on the lectern, and unable fine demonstrates to the student, when the student watched the sample, might not touch the sample down with one's mind, causes the harm and the pollution of sample, when needing to demonstrate a plurality of samples simultaneously, inconvenient expansion on the lecture. Accordingly, one skilled in the art provides a multi-layered specimen display device for biological teaching to solve the problems set forth in the background art.

Disclosure of Invention

An object of the utility model is to provide a multilayer formula sample display device for biological teaching to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a multilayer formula sample display device for biological teaching, includes outer loop bar and the inside bracing piece that runs through outer loop bar, outer loop bar's top is connected through upper bearing rotation with the top of bracing piece, and outer loop bar's bottom is connected through lower bearing rotation with the lower part surface of bracing piece, the bottom fixedly connected with base of bracing piece, the inside of lower bearing is equipped with the rotor.

As a further aspect of the present invention: the outer loop bar divide into upper, middle and lower three from top to bottom, and the surface fixed connection of upper portion has three top layer specimen-boxes, and the surface fixed connection of middle part has three middle level specimen-box, and the surface fixed connection of lower part has three bottom specimen-box, and the contained angle is 60 between two adjacent top layer specimen-boxes, two adjacent middle level specimen-boxes, two adjacent bottom specimen-boxes.

As a further aspect of the present invention: it is three the cavity has all been seted up to the inside of top layer specimen-box, and three the top of top layer specimen-box all is provided with the lamina tecti, be connected through hanging the rope between top layer specimen-box and the lamina tecti, the interior bottom side of lamina tecti is provided with the cavity lid the same with cavity length, width, the top layer specimen-box top is located the both sides of cavity and has seted up the spacing groove.

As a further aspect of the present invention: the specimen cavity has all been seted up to three middle level specimen box and three bottom specimen box's inside, and three the outside of middle level specimen box all is connected with well apron, and is three the outside of bottom specimen box all is connected with the end cover board.

As a further aspect of the present invention: division plates are inserted into the top layer specimen boxes, limit blocks are fixedly connected to the top ends of the division plates, and the length of each limit block is the same as the width between two limit grooves in the same top layer specimen box.

As a further aspect of the present invention: the top layer specimen box, the middle layer specimen box and the bottom layer specimen box are all members made of transparent glass materials.

As a further aspect of the present invention: the inboard of well apron and the inboard of end cover all are provided with the chamber lid, and the length and the width of chamber lid are unanimous with the length and the width in sample chamber.

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

1. can carry out the layering show to the sample through top layer specimen-box, middle level specimen-box and bottom specimen-box, improve the utilization ratio in space, each specimen-box adopts the upper and lower structure to place simultaneously, and it is more convenient when can making the student watch.

2. The supporting rod and the outer loop bar of the specimen display device are connected through the bearing, so that the specimen display device can be conveniently rotated, and different specimen boxes can be conveniently displayed.

3. Be provided with the division board in the top layer specimen-box, have when small-size sample, can separate and place, realized two samples of a box, the show of more samples of being convenient for also places the direct contact between two samples simultaneously.

4. Each specimen-box all adopts transparent glass to make, neither influences student's watching, also can prevent simultaneously that the student from carrying out direct contact with the sample, the effectual sample that has protected.

Drawings

FIG. 1 is a schematic structural view of a multi-layered specimen presentation device for biological teaching;

FIG. 2 is a schematic view of a connection structure of a support rod and an outer sleeve rod in a multi-layered specimen display device for biological teaching;

FIG. 3 is an enlarged schematic view of A in FIG. 1;

fig. 4 is an enlarged structural diagram of B in fig. 1.

In the figure: 1. an upper bearing; 2. a partition plate; 2a, a limiting block; 3. a limiting groove; 4. a bottom specimen box; 5. a bottom cover plate; 6. a base; 7. a support bar; 8. an outer loop bar; 9. a middle layer specimen box; 10. a middle cover plate; 11. a top layer specimen box; 11a, a cavity; 12. a top cover plate; 12a, a cavity cover; 12b, hanging a rope; 13. a lower bearing; 13a, a rotor.

Detailed Description

Please refer to fig. 1-4, in an embodiment of the present invention, a multi-layer specimen display device for biological teaching, the multi-layer specimen display device for biological teaching, includes an outer loop bar 8 and a supporting bar 7 inside running through the outer loop bar 8, the top of the outer loop bar 8 is connected with the top of the supporting bar 7 through the rotation of the upper bearing 1, and the bottom of the outer loop bar 8 is connected with the lower surface of the supporting bar 7 through the rotation of the lower bearing 13, the bottom of the supporting bar 7 is fixedly connected with the base 6, and the inside of the lower bearing 13 is provided with a rotor 13 a.

For the convenience of layering demonstrates the sample, in this embodiment, it is preferred, overcoat pole 8 divide into from top to bottom, in, three part down, the three top layer specimen-box 11 of surface fixedly connected with of upper portion, the three middle level specimen-box 9 of surface fixedly connected with of middle part, the three bottom specimen-box 4 of surface fixedly connected with of lower part, two adjacent top layer specimen-boxes 11, two adjacent middle level specimen-boxes 9, the contained angle is 60 between two adjacent bottom specimen-boxes 4.

In order to separate top layer specimen-box 11 for the convenience, in this embodiment, preferably, cavity 11a has all been seted up to the inside of three top layer specimen-box 11, and the top of three top layer specimen-box 11 all is provided with lamina tecti 12, is connected through hanging rope 12b between top layer specimen-box 11 and the lamina tecti 12, and the interior bottom side of lamina tecti 12 is provided with the cavity lid 12a long, the width is the same with cavity 11a, and spacing groove 3 has been seted up to 11 both sides that the top of top layer specimen-box is located cavity 11 a.

For the convenience of sealing up middle level specimen-box 9 and bottom specimen-box 4, in this embodiment, preferably, the sample chamber has all been seted up to the inside of three middle level specimen-box 9 and three bottom specimen-box 4, and the outside of three middle level specimen-box 9 all is connected with well apron 10, and the outside of three bottom specimen-box 4 all is connected with end cover plate 5.

In order to facilitate sealing the top layer specimen box 11, in this embodiment, preferably, division board 2 is all inserted in the inside of three top layer specimen box 11, division board 2's top fixedly connected with stopper 2a, and the length of stopper 2a is the same with the width between two spacing grooves 3 in the same top layer specimen box 11.

In order to facilitate the viewing of students, in the present embodiment, the top layer specimen box 11, the middle layer specimen box 9 and the bottom layer specimen box 4 are preferably made of a transparent glass material.

In order to facilitate the sealing of the specimen cavity, in this embodiment, preferably, the inner sides of the middle cover plate 10 and the bottom cover plate 5 are both provided with cavity covers, and the length and width of the cavity covers are consistent with those of the specimen cavity.

In order to prevent the top layer specimen box 11, the middle layer specimen box 9 and the bottom layer specimen 4 from being damaged, in the present embodiment, it is preferable that the top cover plate 12, the middle cover plate 10 and the bottom cover plate 5 are made of rubber.

In order to make the top cover plate 12 normally used, in this embodiment, it is preferable that the thickness of the limiting block 2a is 1/2 of the thickness of the limiting groove 3.

The utility model discloses a theory of operation is: firstly, prevent this display device at the level subaerial, open lamina tecti 12 in proper order, well apron 10 and bottom deck 5, then take out division board 2 in the top layer specimen-box 11, put into top layer specimen-box 11 with the sample from top to bottom, whether need place division board 2 and place the second sample according to the sample size selection, furthermore, carry out the closing cap with lamina tecti 12 top layer specimen-box 11, then put into middle level specimen-box 9 and bottom specimen-box 4 with the sample in order, place the completion after, adopt well apron 10 and bottom deck 5 to carry out the closing cap to middle level specimen-box 9 and bottom specimen-box 4, when the student needs watch the sample, can rotate the specimen-box with the hand slowly, and convenient for operation can prevent student and sample contact simultaneously, the sample has effectively been protected.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a multilayer formula sample display device for biological teaching, includes outer loop bar (8) and runs through bracing piece (7) of outer loop bar (8), its characterized in that, the top of outer loop bar (8) is passed through upper bearing (1) with the top of bracing piece (7) and is rotated and be connected, and the bottom of outer loop bar (8) and the lower part surface of bracing piece (7) rotate through lower bearing (13) and be connected, the bottom fixedly connected with base (6) of bracing piece (7), the inside of lower bearing (13) is equipped with rotor (13 a).

2. The multi-layer specimen display device for biological teaching according to claim 1, wherein the outer loop bar (8) is divided into an upper portion, a middle portion and a lower portion from top to bottom, the outer surface of the upper portion is fixedly connected with three top layer specimen boxes (11), the outer surface of the middle portion is fixedly connected with three middle layer specimen boxes (9), the outer surface of the lower portion is fixedly connected with three bottom layer specimen boxes (4), and the included angles between two adjacent top layer specimen boxes (11), two adjacent middle layer specimen boxes (9) and two adjacent bottom layer specimen boxes (4) are all 60 °.

3. The multilayer specimen display device for biological teaching according to claim 2, wherein cavities (11a) are formed in the three top layer specimen boxes (11), a top cover plate (12) is arranged above the three top layer specimen boxes (11), the top layer specimen boxes (11) are connected with the top cover plate (12) through hanging ropes (12b), cavity covers (12a) with the same length and width as the cavities (11a) are arranged on the inner bottom side of the top cover plate (12), and the top of each top layer specimen box (11) is provided with limiting grooves (3) on two sides of the cavity (11 a).

4. The multilayer specimen display device for biological teaching according to claim 2, wherein specimen cavities are formed in the three middle specimen boxes (9) and the three bottom specimen boxes (4), the middle cover plate (10) is connected to the outer sides of the three middle specimen boxes (9), and the bottom cover plate (5) is connected to the outer sides of the three bottom specimen boxes (4).

5. The multilayer specimen display device for biological teaching according to claim 2, wherein a partition plate (2) is inserted into each of the three top-layer specimen boxes (11), a limit block (2a) is fixedly connected to the top end of the partition plate (2), and the length of the limit block (2a) is the same as the width between two limit grooves (3) in the same top-layer specimen box (11).

6. The multi-layered specimen presentation device for biological teaching according to claim 2, wherein the top specimen box (11), the middle specimen box (9) and the bottom specimen box (4) are all members of a transparent glass material.

7. Multilayer specimen presentation device for biological teaching according to claim 4, characterized in that the inner side of the middle cover plate (10) and the inner side of the bottom cover plate (5) are provided with cavity covers, the length and width of which are consistent with those of the specimen cavity.