CN215694180U

CN215694180U - Test tube storage rack for chemistry teaching experiments

Info

Publication number: CN215694180U
Application number: CN202121724048.9U
Authority: CN
Inventors: 李春芬
Original assignee: Yunnan Lingchuang Instrument Equipment Co ltd
Current assignee: Yunnan Lingchuang Instrument Equipment Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-02-01
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to the technical field of test tube racks, in particular to a test tube storage rack for a chemical teaching experiment, which comprises a fixed shell, a sealing device and a sterilizing device, the left side and the right side of the upper end surface of the fixed shell are both fixedly connected with side plates, the upper end surface of each side plate is fixedly connected with a placing plate, the inner side of the placing plate is rotationally connected with a first ball, the right end of the first ball is rotationally connected with a test tube, the right end of the test tube is provided with a sealing device, the lower end of the test tube is provided with a disinfection device, the inner side of the middle of the fixed shell is fixedly connected with a clapboard, the inner side of the clapboard is fixedly connected with a sealing ring, and the lower side of the front end surface of the fixed shell is rotatably connected with a door plate, the arrangement has good sealing effect in the using process, meanwhile, the situation that the cleaned test tube is not polluted in the placing process can be guaranteed, and the test tube has good stability.

Description

Test tube storage rack for chemistry teaching experiments

Technical Field

The utility model relates to the technical field of test tube racks, in particular to a test tube storage rack for a chemical teaching experiment.

Background

The test-tube rack is used for placing (also can place the test tube on the test-tube rack sometimes, observe the phenomenon of certain experiment), dries the most basic laboratory glassware in the chemical laboratory that the test tube was used, there are corresponding number little wooden pillar and aperture in the test-tube rack, the aperture can be with the test tube erect put for use or so that continue observing the going on of reaction, the column can be with washing the test tube put upside down, so that dry, application to a chemistry is for teaching experiment test tube storage rack is more extensive, consequently, demand to a chemistry is for teaching experiment test tube storage rack is growing day by day.

Most for the chemistry teaching experiment test tube storage rack on the market does not have sealed setting at the in-process that does not have the test tube to place, such for the chemistry teaching experiment test tube storage rack depends on dust and bacterium easily at the in-process that uses, can place the test tube above to the washing after the in-process that uses and cause the pollution, consequently, propose a for the chemistry teaching experiment test tube storage rack to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a test tube storage rack for a chemical teaching experiment, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a test tube storage rack for chemistry teaching experiments, includes fixed shell, sealing device and degassing unit, the equal fixedly connected with curb plate in the fixed shell up end left and right sides, curb plate up end fixedly connected with places the board, it rotates to be connected with first ball to place the inboard, first ball right-hand member rotates and is connected with the test tube, the test tube right-hand member is equipped with sealing device, the test tube lower extreme is equipped with degassing unit, inboard fixedly connected with baffle in the middle of the fixed shell, the inboard fixedly connected with sealing washer of baffle, the terminal surface downside rotates before the fixed shell and is connected with the door plant.

Preferably, the sealing device comprises a moving frame and a moving block, the left side of the upper end face of the moving frame is fixedly connected with the moving block, the inner side of the left end face of the moving block is rotatably connected with a second ball, the right side of the upper end of the moving frame is fixedly connected to the inner side of the placing plate through an expansion spring, and the inner side of the middle of the moving frame is slidably connected with a limiting support.

Preferably, the movable rack is L-shaped, the inner side of the left end of the lower end face of the movable rack is provided with a hole, the test tube is fixedly connected with the lower end face of the movable rack through the hole, and the upper end and the lower end of the movable rack are respectively connected with the inner side of the placing plate and the fixed shell in a sliding manner.

Preferably, sealing device includes sterilamp and fan, the sterilamp passes through fixed plate fixed connection in the inboard position of fixed shell, the filter screen is passed through on the fixed plate top and fixed shell up end fixed connection is in the same place, the one end fixedly connected with transparent plate that the fixed plate upper end is close to fixed shell central point, fixedly connected with fan between transparent plate and the fixed shell up end.

Preferably, the left end and the right end of the fixed shell are internally provided with air holes, the number of the fixed plates arranged on the inner side of the fixed shell is two, and the fixed plates are symmetrically arranged in the left and right direction.

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

1. according to the utility model, through the arrangement of the fixed shell, the placing plate, the side plate and the sealing device, the device can be sealed through the position at the lower end of the moving frame in the process of not placing a test tube on the test tube storage frame for the chemical teaching experiment, so that the device has a good sealing effect in the using process, and meanwhile, the situation that the cleaned test tube is not polluted in the placing process can be ensured, and the device has good stability;

2. according to the utility model, through the arrangement of the fixed shell, the door plate and the disinfection device, the washed test tube can be subjected to water control, disinfection and ventilation in the use process, so that the cleanness of the test tube in the next use process can be effectively improved in the use process, and the device has good practical value and is worthy of wide popularization and use.

Drawings

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

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

FIG. 3 is a schematic view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 2B according to the present invention.

In the figure: 1-fixed shell, 2-placing plate, 3-side plate, 4-test tube, 5-sealing device, 6-disinfecting device, 7-door plate, 8-clapboard, 9-sealing ring, 10-first ball, 501-moving frame, 502-moving block, 503-expansion spring, 504-limit bracket, 505-hole, 506-second ball, 601-disinfecting lamp, 602-fixed plate, 603-filter screen, 604-fan and 605-transparent plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a test tube storage rack for chemistry teaching experiments, includes fixed shell 1, sealing device 5 and degassing unit 6, the equal fixedly connected with curb plate 3 in the 1 up end left and right sides of fixed shell, 3 up end fixedly connected with of curb plate place board 2, it is connected with first ball 10 to place 2 inboard rotations of board, first ball 10 right-hand members rotate and are connected with test tube 4, test tube 4 right-hand members are equipped with sealing device 5, 4 lower extremes of test tube are equipped with degassing unit 6, inboard fixedly connected with baffle 8 in the middle of fixed shell 1, the inboard fixedly connected with sealing washer 9 of baffle 8, the terminal surface downside rotates before fixed shell 1 and is connected with door plant 7.

The sealing device 5 comprises a moving frame 501 and a moving block 502, the left side of the upper end face of the moving frame 501 is fixedly connected with the moving block 502, the inner side of the left end face of the moving block 502 is rotatably connected with a second ball 506, the right side of the upper end of the moving frame 501 is fixedly connected to the inner side of the placing plate 2 through an expansion spring 503, the inner side of the middle of the moving frame 501 is slidably connected with a limiting support 504, and the inner part of the fixed shell 1 can be sealed through the moving frame 501 in the process that no test tube 4 is placed on the storage frame; the movable frame 501 is arranged in an L shape, the inner side of the left end of the lower end face of the movable frame 501 is provided with an eyelet 505, the test tube 4 is fixedly connected with the lower end face of the movable frame 501 through the eyelet 505, and the upper end and the lower end of the movable frame 501 are respectively connected with the inner sides of the placing plate 2 and the fixed shell 1 in a sliding manner, so that the connection stability of the devices is effectively improved; the sealing device 5 comprises a disinfection lamp 601 and a fan 604, the disinfection lamp 601 is fixedly connected to the inner side of the fixed housing 1 through a fixed plate 602, the top end of the fixed plate 602 is fixedly connected with the upper end surface of the fixed housing 1 through a filter screen 603, one end of the upper end of the fixed plate 602, which is close to the central point of the fixed housing 1, is fixedly connected with a transparent plate 605, and the fan 604 is fixedly connected between the transparent plate 605 and the upper end surface of the fixed housing 1, so that the test tube 4 can be cleaned and disinfected conveniently in the using process; the bleeder vent has all been seted up in both ends about fixed shell 1, the total two of the number of the fixed plate 602 that fixed shell 1 inboard set up, be bilateral symmetry's setting between the fixed plate 602, the effectual inside ventilation effect of fixed shell 1 that has improved.

The working process is as follows: in the process of using the test tube storage rack for the chemical teaching test, a worker can place the cleaned test tube 4 at the position on the inner side of the placing plate 2, the test tube 4 can extrude the position of the second ball 506 and the moving block 502 towards the right side in the placing process, the arrangement can push the moving rack 501 to move towards the right side, the eyelet 505 arranged at the lower end of the moving rack 501 and the center points of the test tube 4 and the sealing ring 9 are arranged on the same vertical line, so that the worker can insert the test tube 4 into the partition plate 8 through the sealing ring 9, the worker needs to electrify the storage rack for a period of time after the placing is completed, the arrangement can ventilate the test tube 4 through the arranged fan 604 in the using process and can disinfect the test tube 4 through the arranged disinfection lamp 601, and the test tube storage rack has good practical value, and water drops in the test tube 4 can be effectively prevented from falling on the sterilizing lamp 601 through the transparent plate 605 arranged during the use, and the arrangement has good stability during the use.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chemistry is test tube storage rack for teaching experiments, includes fixed shell (1), sealing device (5) and degassing unit (6), its characterized in that: the utility model discloses a test tube, including stationary housing (1), curb plate (3) up end fixedly connected with place board (2), place board (2) inboard and rotate and be connected with first ball (10), first ball (10) right-hand member rotates and is connected with test tube (4), test tube (4) right-hand member is equipped with sealing device (5), test tube (4) lower extreme is equipped with degassing unit (6), inboard fixedly connected with baffle (8) in the middle of stationary housing (1), inboard fixedly connected with sealing washer (9) of baffle (8), the terminal surface downside rotates before stationary housing (1) and is connected with door plant (7).

2. The test tube storage rack for the chemical teaching experiment according to claim 1, characterized in that: the sealing device (5) comprises a moving frame (501) and a moving block (502), the moving block (502) is fixedly connected to the left side of the upper end face of the moving frame (501), a second ball (506) is rotatably connected to the inner side of the left end face of the moving block (502), the right side of the upper end of the moving frame (501) is fixedly connected to the inner side of the placing plate (2) through an expansion spring (503), and a limiting support (504) is slidably connected to the inner side of the middle of the moving frame (501).

3. The test tube storage rack for the chemical teaching experiment according to claim 2, characterized in that: remove frame (501) and be the setting of L shape, remove frame (501) lower terminal surface left end inboard and seted up punchhole (505), test tube (4) are in the same place through punchhole (505) and remove frame (501) lower terminal surface fixed connection, the position of removing frame (501) upper end and lower extreme sliding connection respectively places board (2) and fixed shell (1) inboard position.

4. The test tube storage rack for the chemical teaching experiment according to claim 1, characterized in that: sealing device (5) are including sterilamp (601) and fan (604), sterilamp (601) pass through fixed plate (602) fixed connection in the inboard position of fixed shell (1), filter screen (603) and fixed shell (1) up end fixed connection are passed through on fixed plate (602) top together, the one end fixedly connected with transparent plate (605) that fixed plate (602) upper end is close to fixed shell (1) central point, fixedly connected with fan (604) between transparent plate (605) and fixed shell (1) up end.

5. The test tube storage rack for the chemical teaching experiment according to claim 1, characterized in that: the air holes are formed in the left end and the right end of the fixed shell (1), the number of the fixed plates (602) arranged on the inner side of the fixed shell (1) is two, and the fixed plates (602) are symmetrically arranged in the left-right direction.