CN220907479U

CN220907479U - Carousel formula incubator

Info

Publication number: CN220907479U
Application number: CN202322470177.5U
Authority: CN
Inventors: 李宁; 吴云昭; 李向广; 刘伟
Original assignee: Autobio Labtec Instruments Zhengzhou Co Ltd
Current assignee: Autobio Labtec Instruments Zhengzhou Co Ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-05-07
Anticipated expiration: 2033-09-12

Abstract

The application discloses a rotary table type incubator, which comprises a sealed box body and a placing tray arranged in the box body, wherein a chassis is arranged at the bottom of the box body in a sealing way, a rotating shaft penetrating through the chassis is arranged at the center of the placing tray, the rotating shaft is rotatably arranged on the chassis and is used for driving the placing tray to rotate, a drain hole penetrating through the placing tray and a limit drain pipe are arranged on the chassis, the limit drain pipe extends towards the interior of the box body, and a heating plate is arranged on the end surface of the chassis, which is far away from the box body; the side wall of the box body is provided with a water inlet valve port and a temperature and humidity sensor, the water inlet valve port is used for extending into the box body and injecting purified water into the chassis, the chassis is also provided with a liquid level detector for detecting the water level of the purified water, and the height of the liquid level detector is lower than the end part of the limiting drain pipe. The incubator adopting the mode can prevent broth from volatilizing during incubation, and can simultaneously homogenize the temperature and humidity space in the incubator.

Description

Carousel formula incubator

Technical Field

The application relates to the technical field of microbial cultivation, in particular to a rotary table type incubator.

Background

The broth culture medium is used for measuring bacteria or providing a fungus living environment, takes broth as a basic component and forms an environment suitable for the survival of microorganisms by a certain biological means. The current incubation of broth is mainly performed by using a microorganism incubator, which is a temperature-controllable box device for culturing microorganisms, plants and animal cells, and is provided with a refrigerating and heating bidirectional temperature regulating system, so that the method is widely applied to experiments such as constant temperature culture, constant temperature reaction and the like.

As shown in fig. 1 of the specification, a microorganism culture dish 1 is placed on a fixed plate 2, a humidifier 3 is arranged below the fixed plate 2, and the humidifier 3 is used for humidifying air in the microorganism culture box, so that the humidity of the air in the microorganism culture box is improved. When the fan 4 rotates, outside air is led into the microbial incubator, when the outside air passes through the dehumidifying cloth 5, moisture in the air is removed, the inside of the microbial incubator is kept dry through the gas collecting hood 6 and the exhaust port 7, the inside of the microbial incubator is cooled by the refrigerating device 8, heat generated by the refrigerating device is discharged through the heat radiating holes, and the inside of the microbial incubator is heated by the heating rod 9, so that the temperature inside the microbial incubator is improved, and the inside temperature of the microbial incubator can be controlled.

At present, the microorganism incubator adopts a heating rod and a humidifier to heat and humidify, so that the uniformity of temperature and humidity in the space is poor. And the space tightness of the incubator is relatively poor, when the incubator is used for incubation for more than 5 hours, the evaporation amount of the broth is higher than 30%, and the residual amount of the broth cannot meet the further experimental requirements.

Therefore, in order to solve the above-mentioned problems, it is a technical problem that a person skilled in the art needs to solve to avoid the problems that the volatilization amount of the broth is high during the incubation and the temperature and humidity of the space are not uniform after the heating and humidification.

Disclosure of utility model

The application aims to provide a rotary disk type incubator, which incubates broth culture medium by adopting a sealed incubator body, so as to prevent high broth volatilization during incubation; meanwhile, the pure water in the box body is heated through the heating plate, so that the dual purposes of heating and humidifying are achieved, and the inside of the heated and humidified box body is ensured to have uniform temperature and humidity space.

In order to achieve the above purpose, the application provides a rotary table type incubator, which comprises a sealed box body and a placing tray arranged in the box body and used for placing broth culture medium, wherein a chassis is arranged at the bottom of the box body in a sealing way, a rotating shaft penetrating through the chassis is arranged at the center of the placing tray, the rotating shaft is rotatably arranged on the chassis and used for driving the placing tray to rotate, a drain hole penetrating through the rotating shaft and a limit drain pipe are arranged on the chassis, the limit drain pipe extends towards the interior of the box body, and a heating plate is arranged on the end surface of the chassis, which is far away from the box body;

The water inlet valve is used for extending into the box body, purified water is injected into the chassis, a liquid level detector for detecting the water level of the purified water is further arranged on the chassis, and the height of the liquid level detector is lower than the end of the limiting drain pipe.

Preferably, the number of the placing trays is multiple, the placing trays are axially arranged at intervals along the rotating shaft, a target tray is arranged on the end face, facing away from the chassis, of any placing tray, and the target tray filled with the broth culture medium is placed on the target tray.

Preferably, any one of the placing plates is further provided with a fan blade on the end surface facing away from the chassis, and the fan blade rotates along with the placing plate and is used for stirring the air flow in the box body.

Preferably, the box body is in a cylindrical shape, a plane part is arranged on the side wall of the cylindrical structure, a box door penetrating through the side wall of the box body is arranged on the plane part, and a switch door sealed with the box door is arranged at the box door.

Preferably, the box body is arranged in a double-layer manner and comprises an outer shell and an inner shell fixedly connected with the outer shell, sealing strips are arranged on the periphery of the box door of the inner shell, and the sealing strips are arranged in a sealing manner with the inner wall of the outer shell.

Preferably, the temperature and humidity sensor is used for extending into the box body and detecting the temperature and humidity in the box body.

Preferably, the water inlet valve port is externally connected with a peristaltic pump, and when purified water in the tank reaches the detection height of the liquid level detector, the peristaltic pump stops working.

Preferably, the end part of the limit drain pipe is 10mm away from the end surface of the chassis, when the liquid level detector fails, purified water is continuously injected into the box body, and when the purified water reaches the end part of the limit drain pipe, the purified water is discharged out of the box body through the limit drain pipe.

Preferably, the rotating shaft is rotationally connected with the chassis through a bearing sealing seat, and the rotating shaft is externally connected with a motor.

Preferably, a one-way air outlet valve is arranged at the upper part of the box body, and is used for penetrating through the side wall of the box body and discharging air in the box body.

Compared with the background art, the turntable type incubator disclosed by the application has the advantages that a sealed space is formed by the incubator body and the chassis, the side wall of the incubator body is provided with the water inlet valve port, purified water is injected into the incubator body through the water inlet valve port and is positioned on the chassis, and meanwhile, the purified water is heated through the heating sheet on the back of the bottom plate, so that the purposes of humidification and heat increment are achieved; it should be noted that, because the pure water is heated and humidified, water molecules with a certain temperature and humidity can be uniformly distributed in the box body, so that a uniform temperature and humidity space in the box body is ensured. In addition, the humidifying mode replaces the traditional humidifier for humidification, and the use cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a prior art microorganism incubator;

FIG. 2 is a schematic view of the internal arrangement of a turntable incubator according to an embodiment of the present application;

FIG. 3 is a schematic view of the inner side of a chassis of a turntable incubator according to an embodiment of the present application;

FIG. 4 is a schematic view of the outer side of the chassis of the turntable incubator according to the embodiment of the present application;

FIG. 5 is a schematic view of a tray structure of a turntable incubator according to an embodiment of the present application;

Fig. 6 is a schematic perspective view of a rotary disk type incubator according to an embodiment of the present application after disassembly of the various parts.

In the figure: 1. the culture dish 2, the fixed plate 3, the humidifier 4, the fan 5, the dehumidifying cloth 6, the gas collecting hood 7, the exhaust port 8, the refrigerating device 9 and the heating rod;

21. The box 22, the placing tray 23, the chassis 24, the rotating shaft 25, the drain hole 26, the limit drain pipe 27, the heating plate 28, the water inlet valve port 29, the temperature and humidity sensor 30, the liquid level detector 31, the one-way air outlet valve 32, the bearing sealing seat 33, the switch door 34, the target support 35, the fan blade 36, the plane part 37, the box door 38, the sealing strip 211, the outer shell 212 and the inner shell.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The present application will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present application.

It should be noted that, in the present embodiment, the orientation or positional relationship indicated by "upper", "lower", "front", "rear", etc. is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 2 to 6, in the present embodiment, there is provided a turntable type incubator comprising a sealed case 21 and a placement tray 22 provided inside the case 21 for placing a broth culture medium, the bottom of the case 21 being maintained in a sealed state by a bottom tray, and a rotation shaft 24 penetrating the bottom tray being provided at the center of the placement tray 22, the rotation shaft 24 being for rotating the rotation plate, thereby making the broth culture medium heated or wetted uniformly; of course, the shaft 24 also needs to be sealed with the chassis 23. In addition, a water inlet valve port 28 is provided on a side wall of the tank 21, purified water is injected into the tank 21 through the water inlet valve port 28, and the purified water stays on the bottom plate 23.

In addition, a heating plate 27 is provided on the end surface of the bottom plate 23 facing away from the case 21, that is, on the outer side surface of the bottom plate 23, and purified water is heated by the heating plate 27; of course, the chassis 23 here needs to be made of a material having heat conductive properties. The heating effect of the heating sheet 27 acts on the bottom plate 23 first, and then acts on purified water under heat conduction from the bottom plate 23. The effect of humidifying and heating the inside of the case 21 is achieved by heating the purified water.

In summary, the turntable type incubator disclosed by the application utilizes the box body 21 and the chassis 23 to form a sealed space, the side wall of the box body 21 is provided with the water inlet valve port 28, purified water is injected into the box body 21 through the water inlet valve port 28 and is positioned on the chassis 23, and meanwhile, the purified water is heated through the heating plate 27 on the back of the bottom plate, so that the purposes of humidification and heat increment are achieved; it should be noted that, because the pure water is heated and humidified, water molecules with a certain temperature and humidity are uniformly distributed in the box 21, so that a uniform temperature and humidity space is ensured in the box 21. In addition, the humidifying mode replaces the traditional humidifier for humidification, and the use cost is reduced.

In order to prevent too much purified water from being injected into the tank 21, a limiting drain pipe 26 penetrating the chassis 23 is provided on the chassis 23, the limiting drain pipe 26 extends toward the inside of the tank 21, that is, a limiting drain pipe 26 is provided on the inner side surface of the chassis 23, and the limiting drain pipe 26 extends into the tank 21; meanwhile, a liquid level detector 30 is arranged on the chassis 23, and the height of the liquid level detector 30 is lower than the end part of the limit drain pipe 26; that is, when the water is injected into the tank 21 through the water inlet valve port 28, the water inlet valve port 28 stops injecting water when the purified water level reaches the detection position of the liquid level detector 30, and the purified water is not discharged from the limit drain pipe 26 at this time; when the liquid level detector 30 is damaged or fails due to other reasons, purified water is continuously injected into the tank body 21, and when the height of the limit drain pipe 26 is exceeded, the purified water is discharged out of the tank body 21 through the limit drain pipe 26, so that excessive purified water in the tank body 21 is prevented.

In addition, for the chassis 23, it may be configured that the middle portion is recessed, that is, the thickness of the outer edge of the chassis 23 is greater than that of the middle portion, and the limiting drain pipe 26 is disposed in the middle portion of the chassis 23; meanwhile, the injected purified water may be temporarily stored in the middle invaginated portion of the bottom chassis 23, and the purified water may have a lower height than the outer edge of the bottom chassis 23. In addition, in order to prevent purified water from overflowing from the bottom plate 23, the height of the limit drain pipe 26 needs to be lower than the height of the outer edge of the bottom plate 23, and when purified water reaches the end of the limit drain pipe 26, purified water can be discharged from the limit drain pipe 26 to prevent the purified water from exceeding the outer edge of the bottom plate 23.

In order to facilitate the discharge of purified water from the tank 21 after the incubation has ended, a drain hole 25 is also provided in the bottom plate 23, the drain hole 25 being in a closed state during the incubation, the drain hole 25 being opened only when drainage is required; of course, the drain hole 25 may be externally connected with a water outlet pump, and purified water in the tank 21 may be efficiently discharged by the water outlet pump.

Further, a temperature and humidity sensor 29 is further arranged on the side wall of the box body 21, the temperature and humidity sensor 29 stretches into the box body 21 and detects the temperature and humidity in the box body 21, and the temperature and humidity in the incubator can be monitored more conveniently.

For the arrangement of the placement trays 22, one or more may be provided, but in order to increase the number of broth incubations, the incubation efficiency is improved, in this embodiment, the number of placement trays 22 is set to be plural, and a plurality of placement trays 22 are arranged at intervals, leaving a sufficient space for placing broth culture medium; in addition, a target tray 34 is provided on the end face of each placement tray 22, and a target tray filled with broth is placed on the target tray 34 to ensure broth stability.

In addition, in order to increase the uniformity of the air flow in the case 21, the fan blades 35 are disposed on the end surface of the placement plate 22 facing away from the chassis 23, and the fan blades 35 can rotate along with the placement plate 22 to agitate the air flow in the case 21, so that the air flow in the case 21 can be fully circulated and exchanged. Of course, there are various ways to arrange the fan blade 35, which are not described in detail herein, and all fall within the protection scope of the present application.

As for the structural arrangement of the case 21, in this embodiment, in order to cooperate with the placement tray 22 to rotate, the case 21 may be arranged in a cylindrical shape, and a plane 36 is provided on the side wall of the cylindrical structure, a door 37 penetrating the side wall of the case 21 is provided on the plane, and the broth culture medium is taken and placed through the door 37, and of course, in order to ensure the overall tightness of the case 21, an opening and closing door 33 sealed with the door 37 may be provided at the door 37.

In addition, in order to further enhance the overall tightness of the box 21, the box 21 is provided with a double-layer structure, that is, the box 21 includes an outer shell 211 and an inner shell 212 fixedly connected with the outer shell 211, and meanwhile, sealing strips 38 are provided around a door 37 of the inner shell, and the sealing strips 38 are provided in a sealing manner with the inner wall of the outer shell 211, so that the tightness between the outer shell 211 and the inner shell is ensured.

In order to further optimize the above scheme, in this embodiment, the water inlet valve port 28 may be externally connected with a peristaltic pump, purified water is injected into the tank 21 through the peristaltic pump, and when purified water in the tank 21 reaches the detection height of the liquid level detector 30, the control signal of the liquid level detector 30 acts on the peristaltic pump, and the peristaltic pump stops working; of course, there may be a variety of pump body options, including but not limited to the types of pump bodies described above.

Since the purified water level inside the tank 21 is not easily excessively high, the height of the spacing drain pipe 26 can be set to 10mm, and as such, the height of the liquid level detector 30 needs to be lower than the height of the spacing drain pipe 26. Of course, the height setting of the limiting drain pipe 26 and the liquid level detector 30 may be selected according to practical situations, and no specific limitation is made here.

It should be noted that, in order to ensure the rotary sealing effect between the rotary shaft 24 and the chassis 23, the bearing seal seat 32 may be used to realize the rotary sealing of the rotary shaft 24, and in addition, the rotary shaft 24 needs an external motor to drive the placing tray 22 to rotate.

In addition, a one-way air outlet valve 31 is arranged at the upper part of the box body 21, and the one-way air outlet valve 31 penetrates through the side wall of the box body 21, so that air in the box body 21 can be discharged, and the air pressure in the box body 21 is ensured to be in a stable state.

For the turntable type incubator of the present application, purified water is injected into the cabinet 21 through the water inlet valve port 28, the purified water in the cabinet 21 is heated by the heating sheet 27, the heated water has a certain temperature and humidity, and when the temperature in the incubator reaches 36 ℃, the broth culture medium is placed on the target holder 34, then the rotation shaft 24 is started to rotate, and simultaneously the switch door 33 is closed, incubation is started, and incubation is maintained for 5 hours. When the incubation is completed, the broth is removed and the waste water in the bottom tray 23 is drained for the next incubation operation.

It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present application and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the application can be made without departing from the principles of the application and these modifications and adaptations are intended to be within the scope of the application as defined in the following claims.

Claims

1. The rotary table type incubator comprises a sealed box body and a placing tray which is arranged in the box body and used for placing a broth culture medium, and is characterized in that a chassis is arranged at the bottom of the box body in a sealing manner, a rotary shaft penetrating through the chassis is arranged at the center of the placing tray, the rotary shaft is rotatably arranged on the chassis and used for driving the placing tray to rotate, a drain hole penetrating through the rotary table type incubator and a limit drain pipe are arranged on the chassis, the limit drain pipe extends towards the interior of the box body, and a heating plate is arranged on the end face of the chassis, which is away from the box body;

2. The turntable incubator of claim 1, wherein the number of the placing trays is plural, the placing trays are axially spaced along the rotating shaft, a target tray is arranged on an end surface of any placing tray facing away from the chassis, and the target tray filled with the broth culture medium is placed on the target tray.

3. The turntable incubator of claim 2, wherein any one of the trays is further provided with a fan on an end surface facing away from the chassis, the fan rotating with the tray for agitating the airflow in the incubator.

4. The rotary disc type incubator according to claim 1, wherein the incubator body is in a cylindrical shape, a plane part is arranged on the side wall of the cylindrical structure, a refrigerator door penetrating through the side wall of the incubator body is arranged on the plane part, and a switch door sealed with the refrigerator door is arranged at the refrigerator door.

5. The rotary disc type incubator of claim 4, wherein the incubator body is provided with a double layer structure and comprises an outer shell and an inner shell fixedly connected with the outer shell, sealing strips are arranged on the periphery of the refrigerator door of the inner shell, and the sealing strips are arranged in a sealing manner with the inner wall of the outer shell.

6. The turntable incubator of claim 1, wherein the temperature and humidity sensor is configured to extend into the interior of the incubator body and detect the temperature and humidity within the incubator body.

7. The rotary disc type incubator of claim 1, wherein the water inlet valve port is externally connected with a peristaltic pump, and the peristaltic pump stops working when purified water in the incubator reaches the detection height of the liquid level detector.

8. The rotary disc type incubator according to claim 7, wherein the limit drain pipe end is 10mm away from the chassis end face, purified water is continuously injected into the incubator body when the liquid level detector fails, and purified water is discharged out of the incubator body through the limit drain pipe when the purified water reaches the limit drain pipe end.

9. The carousel incubator of any one of claims 1-8, wherein the shaft is rotatably coupled to the chassis via a bearing seal and the shaft is externally coupled to a motor.

10. The rotary disc type incubator of claim 9, wherein a one-way air outlet valve is provided at an upper portion of the incubator body, the one-way air outlet valve being used to penetrate a side wall of the incubator body and to discharge air inside the incubator body.