CN219143608U

CN219143608U - Respiration's show teaching aid

Info

Publication number: CN219143608U
Application number: CN202320030287.7U
Authority: CN
Inventors: 黄茗暄
Original assignee: South China Normal University
Current assignee: South China Normal University
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-06
Anticipated expiration: 2033-01-06

Abstract

The utility model aims to provide a display teaching aid for respiration, which belongs to the technical field of teaching aids and comprises an incubator, wherein the incubator is arranged on an oscillation base, the upper part of the incubator is connected with a vacuum pump and an oxygen tank, the bottom of the side wall of the incubator is provided with a liquid outlet, the incubator is provided with a detachable sealing cover, the bottom of the sealing cover is provided with a mounting plate, the mounting plate is provided with a carbon dioxide detector and an oxygen detector, and the mounting plate is provided with a cleaning brush capable of cleaning the side wall of the incubator. The beneficial technical effects of the utility model are as follows: the reaction environment that can seal incubator, vacuum pump and oxygen jar were the respiration construction needs carries out quantitative determination through temperature detector, humidity detector, carbon dioxide detector and oxygen detector to the data of reaction in-process, after the reaction, with the reaction liquid discharge back, clean incubator through clean brush, clean effectual, need not open sealed lid, labour saving and time saving.

Description

Respiration's show teaching aid

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a display teaching aid for respiration.

Background

Aerobic respiration means that cells thoroughly oxidize and decompose organic matters under the catalysis of various enzymes in the presence of oxygen to generate carbon dioxide and water, and release energy; anaerobic respiration refers to a type of less energy efficient, specific respiration that occurs when cells use exogenous inorganic or organic oxides as terminal hydrogen (electron) acceptors in the absence or absence of oxygen. Aerobic and anaerobic respiration are referred to in biological teaching as respiration.

Currently, in the teaching of respiration, glucose solution added with saccharomycetes is generally used as a reaction stock solution, and aerobic respiration and anaerobic respiration are respectively carried out under the condition of oxygen and no oxygen. But current teaching aid has the leakproofness poor, and the inside material change condition of teaching aid is difficult for detecting's of reaction in-process problem.

In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.

Disclosure of Invention

Aiming at the defects, the utility model aims to provide a respiratory function display teaching aid which creates reaction conditions of aerobic respiration and anaerobic respiration through a vacuum pump, an oxygen tank and a sealable incubator, realizes aerobic and anaerobic respiration reactions, and displays data changes of oxygen, carbon dioxide and the like in the reaction process.

In order to achieve the above purpose, the utility model provides a respiratory display teaching aid, which comprises an incubator, wherein the incubator is arranged on a vibration base, the upper part of the incubator is connected with a vacuum pump and an oxygen tank, the bottom of the side wall of the incubator is provided with a liquid outlet, the incubator is provided with a detachable sealing cover, the bottom of the sealing cover is provided with a mounting plate, the mounting plate is provided with a carbon dioxide detector and an oxygen detector, and the mounting plate is provided with a cleaning brush capable of cleaning the side wall of the incubator. The reaction environment in the incubator can be controlled by the vacuum pump and the oxygen tank, and the change conditions of carbon dioxide and oxygen in the reaction process are displayed by the carbon dioxide detector and the oxygen detector. After the reaction is finished, the wall of the incubator can be cleaned by a cleaning brush, and the incubator can be thoroughly cleaned by disassembling the sealing cover.

Further, the cleaning brush comprises a brush head, an electric telescopic rod, a gear and a forward and reverse rotating motor, wherein the brush head is arranged on the electric telescopic rod, the electric telescopic rod is in transmission connection with the forward and reverse rotating motor, the gear is arranged on the electric telescopic rod, a limiting hole is formed in the mounting plate, a rack matched with the gear is arranged on one side of the limiting hole, the electric telescopic rod penetrates through the limiting hole, and the gear is arranged on the rack. The cleaning brush moves along the limiting hole under the drive of the forward and reverse rotating motor to clean the wall of the incubator.

Further, vibrate the base and include the fixing base, be provided with a plurality of supporting springs on the fixing base, install the incubator on the supporting spring, be provided with two output motor in the fixing base, two output motor drive connect two shake the wheel, two shake the wheel and set up respectively in the bottom both sides of incubator. The upper surface of the oscillating wheel is an irregular surface, and the oscillating wheel pushes the incubator to vibrate under the drive of the double-output motor, so that the reaction liquid and oxygen are combined more fully.

Further, the bottom of incubator is provided with the hot plate, is provided with temperature monitor on the mounting panel, and temperature monitor extends to the incubator inside. During the reaction, saccharomycete is used for reaction, the temperature of the reaction stock solution detected by the temperature monitor is lower than 37 ℃, and the incubator is heated by the heating plate, so that the reaction is ensured to be carried out smoothly.

Further, the top of sealed lid is provided with the feed inlet. Through the feed inlet interpolation reaction liquid, feed inlet department can seal, and whole sealed effect is better.

Further, an alcohol detector is arranged on the mounting plate. Alcohol produced during the anaerobic reaction can be detected by an alcohol detector.

Further, the temperature detector, the humidity detector, the carbon dioxide detector, the oxygen detector, the alcohol detector and the heating plate are connected with the controller, and the controller is connected with the display. And the change condition of the data is observed through the display, so that the display is more visual.

Further, the forward and reverse rotation motor and the double-output motor are connected with the controller. The vibration and cleaning of the device can be controlled by the controller, and the operation process is simpler.

Further, a germicidal lamp is mounted on the mounting plate. The incubator needs to be kept in a sterile state, otherwise, a large number of other bacterial colonies can be caused to multiply, the aerobic respiration and the anaerobic respiration reaction cannot be normally carried out, and the sterilization treatment can be carried out by using a sterilizing lamp before the reaction and after the incubator is cleaned.

The utility model aims to provide a respiratory display teaching aid which comprises an incubator, wherein the incubator is arranged on a vibration base, the upper part of the incubator is connected with a vacuum pump and an oxygen tank, the bottom of the side wall of the incubator is provided with a liquid outlet, the incubator is provided with a detachable sealing cover, the bottom of the sealing cover is provided with a mounting plate, the mounting plate is provided with a carbon dioxide detector and an oxygen detector, and the mounting plate is provided with a cleaning brush capable of cleaning the side wall of the incubator. The beneficial technical effects of the utility model are as follows: the reaction environment that can seal incubator, vacuum pump and oxygen jar were the respiration construction needs carries out quantitative determination through temperature detector, humidity detector, carbon dioxide detector and oxygen detector to the data of reaction in-process, after the reaction, with the reaction liquid discharge back, clean incubator through clean brush, clean effectual, need not open sealed lid, labour saving and time saving.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the bottom of the mounting plate;

FIG. 3 is a schematic view of a mounting structure of a cleaning brush;

fig. 4 is a schematic top view of the limiting hole.

In the figure: 1-incubator, 11-sealing cover, 12-mounting plate, 121-limit hole, 122-rack, 13-liquid outlet, 14-temperature detector, 15-alcohol detector, 16-carbon dioxide detector, 17-oxygen detector and 18-feed inlet; 2-vibration base, 21-fixing seat, 22-supporting spring, 23-double output motor and 24-vibration wheel; 3-a vacuum pump; 4-oxygen tank; 5-cleaning brush, 51-brush head, 52-electric telescopic rod, 53-gear and 54-forward and backward rotating motor; 6-heating plate; 7-germicidal lamp.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1, 2, 3 and 4, the utility model provides a respiratory display teaching aid, which comprises an incubator 1, wherein the incubator 1 is arranged on a vibration base 2, the upper part of the incubator 1 is connected with a vacuum pump 3 and an oxygen tank 4, the bottom of the side wall of the incubator 1 is provided with a liquid outlet 13, the incubator 1 is provided with a detachable sealing cover 11, the bottom of the sealing cover 11 is provided with a mounting plate 12, the mounting plate 12 is provided with a carbon dioxide detector 16 and an oxygen detector 17, and the mounting plate 12 is provided with a cleaning brush 5 capable of cleaning the side wall of the incubator 1. The reaction environment in the incubator 1 can be controlled by the vacuum pump 3 and the oxygen tank 4, and the change of carbon dioxide and oxygen in the reaction process is displayed by the carbon dioxide detector 16 and the oxygen detector 17. After the reaction is finished, the wall of the incubator 1 can be cleaned by the cleaning brush 5, and the incubator can be thoroughly cleaned by disassembling the sealing cover 11.

Referring to fig. 1, 2, 3 and 4, the cleaning brush 5 includes a brush head 51, an electric telescopic rod 52, a gear 53 and a forward and reverse rotation motor 54, the brush head 51 is arranged on the electric telescopic rod 52, the electric telescopic rod 52 is connected with the forward and reverse rotation motor 54 in a transmission manner, the electric telescopic rod 52 is provided with the gear 53, a limiting hole 121 is formed in the mounting plate 12, a rack 122 matched with the gear 53 is arranged on one side of the limiting hole 121, the electric telescopic rod 52 penetrates through the limiting hole 121, and the gear 53 is mounted on the rack 122. The cleaning brush 5 moves along the limiting hole 121 under the drive of the forward and reverse rotation motor 54 to clean the wall of the incubator 1.

Referring to fig. 1, the oscillation base 2 comprises a fixing seat 21, a plurality of supporting springs 22 are arranged on the fixing seat 21, an incubator 1 is arranged on the supporting springs 22, a double-output motor 23 is arranged in the fixing seat 21, the double-output motor 23 is in transmission connection with two oscillation wheels 24, and the two oscillation wheels 24 are respectively arranged on two sides of the bottom of the incubator 1. The upper surface of the oscillating wheel 24 is an irregular surface, and the oscillating wheel 24 pushes the incubator 1 to vibrate under the drive of a double-output motor, so that the reaction liquid and oxygen are combined more fully.

Referring to fig. 1, the incubator 1 is provided with a heating plate 6 at the bottom thereof, and a temperature monitor 14 is provided on a mounting plate 12, the temperature monitor 14 extending into the incubator 1. In general, yeast is used for the aerobic reaction, and when the room temperature is low, the incubator 1 needs to be heated by the heating plate 6 to ensure that the reaction is smoothly carried out.

Referring to fig. 1, the top of the sealing cap 11 is provided with a feed port 18. The reaction liquid is added through the feed inlet 18, the feed inlet 18 can be sealed, and the whole sealing effect is better.

Aerobic respiration and anaerobic respiration both need to keep the culture solution at 37 ℃, the temperature is most suitable for yeast proliferation, and in order to keep the temperature of the culture solution, the energy is saved, the incubator 1 is made of a heat-insulating material, or a double-layer transparent material can be adopted to increase the heat-insulating effect.

With further reference to FIG. 1, an alcohol detector 15 is provided on the mounting plate 12. Alcohol generated during the anaerobic reaction can be detected by the alcohol detector 15.

Further wherein the temperature detector 14, the humidity detector, the carbon dioxide detector 16, the oxygen detector 17, the alcohol detector 15 and the heating plate 6 are connected with a controller, and the controller is connected with a display. And the change condition of the data is observed through the display, so that the display is more visual.

Further, the forward and reverse rotation motor 54 and the double output motor 23 are connected to a controller. The vibration and cleaning of the device can be controlled by the controller, and the operation process is simpler.

The germicidal lamp 7 is mounted on the mounting plate 12. The incubator 1 needs to be kept sterile, otherwise, a great deal of other bacterial colonies may be caused to multiply, the aerobic respiration and the anaerobic respiration reaction cannot be normally carried out, and the sterilization treatment can be carried out by using the sterilizing lamp 7 before the reaction and after the incubator 1 is cleaned.

Yeast sugar solution is added from a feed inlet 18 at the top of the incubator 1, and the feed inlet 18 is closed after sample addition.

Aerobic respiration takes saccharomycete sugar solution as reaction liquid, the temperature in the incubator 1 is heated to 37 ℃ through a heating plate 6, an oxygen tank 4 is opened, the oxygen tank 4 is closed after oxygen is added to the concentration suitable for aerobic respiration, and a vibration base 2 is opened, so that the saccharomycete sugar solution and the oxygen are fully combined for reaction. The changes in each item of data are monitored during the reaction by means of the alcohol detector 15, the carbon dioxide detector 16 and the oxygen detector 17.

Anaerobic respiration takes saccharomycete sugar solution as reaction liquid, after the incubator 1 is sealed, the incubator is heated to 37 ℃ by a heating plate 6, a vacuum pump 3 is opened, oxygen in the incubator 1 is completely pumped out, the vacuum pump 3 is closed, and after a period of time, the change of various data is monitored by a temperature detector 14, a carbon dioxide detector 16 and an oxygen detector 17.

Preferably, the temperature detector 14, the carbon dioxide detector 16 and the oxygen detector 17 are connected with a controller, the controller is connected with the heating plate 6, the controller is connected with the cleaning brush 5, and the controller is connected with a display. The test data are displayed on the display, so that students can observe the test change conveniently, and the temperature in the incubator 1 is controlled to be suitable for reaction through the temperature detector 14, the controller and the heating plate 6, so that the intelligent degree is higher.

After the device is used, the culture solution is discharged through the liquid outlet 13, the cleaning brush 5 is started, the cleaning brush 5 moves along the rack 122 in the limiting hole 121, the wall of the incubator 1 is cleaned, the cleaning brush 5 is driven to rotate forward and backward by the motor 54, the wall of the incubator can be cleaned circularly, and the cleaning effect is better. After the tests are finished, the sealing cover 11 can be opened to thoroughly clean the incubator 1 and the cleaning brush 5, so that the equipment is convenient to maintain.

Preferably, the driving brush 5 is connected to a controller, and the movement of the brush 5 can be controlled by the controller. The device can use the battery, and convenient transport demonstrates is applicable to the classroom show.

The utility model provides a respiratory display teaching aid, which comprises an incubator 1, wherein the incubator 1 is arranged on a vibration base 2, the upper part of the incubator 1 is connected with a vacuum pump 3 and an oxygen tank 4, the bottom of the side wall of the incubator 1 is provided with a liquid outlet 13, the incubator 1 is provided with a detachable sealing cover 11, the bottom of the sealing cover 11 is provided with a mounting plate 12, the mounting plate 12 is provided with a carbon dioxide detector 16 and an oxygen detector 17, and the mounting plate 12 is provided with a cleaning brush 5 capable of cleaning the side wall of the incubator 1. In summary, the beneficial effects of the utility model are as follows: the sealable incubator 1, the vacuum pump 3 and the oxygen tank 4 create a needed reaction environment for respiration, data change in the reaction process is detected through the carbon dioxide detector 16 and the oxygen detector 17, after the reaction is finished, the incubator 1 is cleaned through the cleaning brush 5 after the reaction liquid is discharged, the cleaning effect is good, the sealing cover 11 does not need to be opened, and the time and the labor are saved.

Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model, as will be apparent to those skilled in the art, without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a show teaching aid of respiratory, includes the incubator, its characterized in that, the incubator sets up on vibrating the base, vacuum pump and oxygen jar are connected on the upper portion of incubator, and the bottom of incubator lateral wall is provided with the liquid outlet, is provided with the detachable sealed lid on the incubator, and the bottom of sealed lid is provided with the mounting panel, is provided with carbon dioxide detector and oxygen detector on the mounting panel, is provided with the cleaning brush that can rinse the incubator lateral wall on the mounting panel.

2. The respiratory display teaching aid according to claim 1, wherein the cleaning brush comprises a brush head, an electric telescopic rod, a gear and a forward and reverse rotation motor, the brush head is arranged on the electric telescopic rod, the electric telescopic rod is in transmission connection with the forward and reverse rotation motor, the electric telescopic rod is provided with the gear, a limiting hole is formed in the mounting plate, a rack matched with the gear is arranged on one side of the limiting hole, the electric telescopic rod penetrates through the limiting hole, and the gear is mounted on the rack.

3. The respiratory display teaching aid according to claim 2, wherein the vibration base comprises a fixing seat, a plurality of supporting springs are arranged on the fixing seat, an incubator is arranged on the supporting springs, a double-output motor is arranged in the fixing seat, the double-output motor is in transmission connection with two vibration wheels, and the two vibration wheels are respectively arranged on two sides of the bottom of the incubator.

4. The respiration demonstration teaching aid according to claim 1, wherein the bottom of the incubator is provided with a heating plate, and the mounting plate is provided with a temperature monitor which extends into the incubator.

5. The respiratory display teaching aid according to claim 4, wherein the top of the sealing cover is provided with a feed inlet.

6. A respiration demonstration teaching aid according to claim 1 characterised in that the mounting plate is provided with an alcohol detector.

7. The respiratory display teaching aid of any one of claims 1-6, wherein the temperature detector, the humidity detector, the carbon dioxide detector, the oxygen detector, the alcohol detector, and the heater plate are connected to a controller, the controller being connected to a display.

8. The respiratory display teaching aid of claim 7, wherein the reversible motor and the dual output motor are connected to the controller.

9. A respiratory demonstration teaching aid according to claim 1 wherein the mounting plate is provided with a germicidal lamp.