CN219764003U

CN219764003U - High-temperature dry heat disinfection device

Info

Publication number: CN219764003U
Application number: CN202320985214.3U
Authority: CN
Inventors: 张煜
Original assignee: Shanghai Zhuozhi Biotechnology Co ltd
Current assignee: Shanghai Zhuozhi Biotechnology Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-09-29
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a high-temperature dry heat disinfection device, which comprises a box body, wherein a control module is fixedly arranged on the side surface of the box body, a box door is rotatably arranged at an opening at the front side of the box body, a cooling mechanism is arranged in the installation cavity, a heat insulation lining is fixedly arranged on the inner side surface of the upper end of the box body, S-shaped heating wires are fixedly arranged on the opposite side surfaces of the inner side of the heat insulation lining, a plurality of hollowed-out placement plates are fixedly arranged in the box body, and a temperature sensor is fixedly arranged at the top of the box body; the high-temperature dry heat disinfection device can gradually reduce the temperature of air in the box body after high-temperature dry heat disinfection, so that not only can the glassware be prevented from being suddenly cooled to generate burst, but also the cooling speed of the glassware can be improved, thereby improving the high Wen Ganre sterilization and disinfection efficiency and being convenient for cell culture and use.

Description

High-temperature dry heat disinfection device

Technical Field

The utility model relates to the technical field of dry heat disinfection, in particular to a high-temperature dry heat disinfection device.

Background

The dry heat sterilization method is a technology for sterilizing in a dry environment (such as flame or dry hot air), is suitable for sterilizing dry powder, vaseline and grease, is also suitable for sterilizing glassware (such as test tubes, plates, suction tubes and syringes) and metal utensils (such as steel tubes, needles, cameras, scissors and the like) with measured titers, the glassware used in cell culture is mostly sterilized in a dry heat sterilization mode, a high-temperature dry heat sterilization device is used in the dry heat sterilization, the temperature of the glassware is relatively high after the sterilization is finished, the glassware can be taken out for use after the temperature of the glassware is reduced to 70 ℃ through natural cooling at present, and the air in the high-temperature dry heat sterilization box is not circulated, the natural cooling speed is relatively slow, a large amount of time is required, so that the high-temperature dry heat sterilization efficiency of the glassware is relatively low, and the use of cell culture is affected.

Disclosure of Invention

In view of the problems existing in the prior art, the utility model discloses a high-temperature dry heat disinfection device, which adopts the technical scheme that the high-temperature dry heat disinfection device comprises a box body, wherein a control module is fixedly arranged on the side surface of the box body, a box door is rotatably arranged at an opening at the front side of the box body, a cooling mechanism is arranged in a mounting cavity arranged in the lower end of the box body, a heat insulation lining is fixedly arranged on the inner side surface of the upper end of the box body, S-shaped heating wires are fixedly arranged on the opposite side surfaces in the heat insulation lining, a plurality of hollowed-out placing plates are fixedly arranged in the box body, and a temperature sensor is fixedly arranged at the top in the box body;

the cooling mechanism comprises an air pipe, a water tank, a communicating plate, connecting pipes, water diversion pipes, heat conducting fins, a heat exchange box, semiconductor refrigerating fins and a fan, wherein the heat exchange box is fixedly arranged at the top of an installation cavity, the communicating plate is fixedly arranged on two side surfaces of the heat exchange box, the inside of the communicating plate is hollow, the plurality of water diversion pipes are fixedly arranged in the heat exchange box, two ends of the water diversion pipes are respectively communicated with the inside of the two communicating plates, the plurality of heat conducting fins are fixedly arranged on the side surfaces of the water diversion pipes, two air pipes are arranged, one ends of the two air pipes are respectively connected with air inlet and outlet openings of the side surfaces of the two ends of the heat exchange box, the other ends of the two air pipes are respectively connected with an air outlet opening of the bottom of the box body and an air inlet of the top of the box, one air pipe is provided with a fan, the water tank is fixedly arranged at the bottom of the installation cavity, one ends of the two connecting pipes are respectively connected with the air inlet and outlet openings of the side surfaces of the water tank, the other ends of the two connecting pipes are respectively connected with the air inlet and outlet openings of the side surfaces of the two communicating plates, one of the two connecting pipes are respectively provided with a water pump, the water pump is fixedly arranged on the side surfaces of the semiconductor refrigerating fins, the semiconductor refrigerating fins and the semiconductor refrigerating fins are fixedly arranged on the side surfaces of the water tank, and the semiconductor refrigerating fins are arranged on the water heater.

As a preferable technical scheme of the utility model, the semiconductor refrigerating sheet is fixedly provided with a plurality of radiating fins on the heating surface at the outer side of the water tank.

As a preferable technical scheme of the utility model, a plurality of radiating holes are formed in the side face of the lower end of the box body, and the radiating holes are positioned on the outer sides of the radiating fins.

As a preferable technical scheme of the utility model, the side surfaces of the two ends of the placing plate are fixedly provided with the protective nets, and the two protective nets are respectively positioned at the inner sides of the two electric heating wires.

As a preferable technical scheme of the utility model, an L-shaped wind deflector is fixedly arranged at the top in the box body, and the wind deflector is positioned at the lower side of the air inlet at the top of the box body.

The utility model has the beneficial effects that: according to the utility model, the glassware placed on the plate can be sterilized and disinfected by heating through the electric heating wire, after sterilization and disinfection are finished, the water in the water tank is heated by the heating surface of one semiconductor refrigerating sheet, the heated water is conveyed into the communicating plate and the shunt tube through the connecting tube, the high-temperature air in the box body is conveyed into the heat exchange box through the air tube by the fan, the high-temperature air is enabled to be in contact with the shunt tube and the heat conducting sheet with the temperature lower than that of the high-temperature air, part of heat in the high-temperature air is enabled to be transferred to the heat conducting sheet and the shunt tube, the temperature of the high-temperature air is reduced, the temperature of the other semiconductor refrigerating sheet can be enabled to be reduced to face the water tank in the water tank along with the water circulation in the water tank, the temperature of the shunt tube and the air in the box body are enabled to be gradually reduced along with the air circulation of the fan, so that the temperature of the air in the box body can be prevented from being suddenly reduced, the cooling speed of the glassware can be increased, the efficiency of the high-temperature Wen Ganre is enabled to be increased, cell culture and use is facilitated, the heat in the way, the temperature of the semiconductor refrigerating sheet can be increased, the heat dissipation sheet can be directly prevented from being damaged by the heat radiation of the heat conducting sheet, the heat radiation effect can be further reduced, the heat radiation effect can be prevented from being directly by the heat radiation of the heat wire is reduced, and the temperature of the cooling effect of the air is also can be prevented from being reduced by the cooling air in the box through the fan, and the cooling temperature of the air, and the temperature of the air in the box.

Drawings

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

FIG. 2 is a schematic diagram of the front internal structure of the present utility model;

FIG. 3 is a schematic view of the inside of the back of the structure of the present utility model.

In the figure: 1 box, 2 control module, 3 chamber doors, 4 installation cavity, 5 thermal insulation lining, 6 heating wires, 7 placement plate, 8 cooling mechanism, 81 air pipes, 82 water tank, 83 communication plate, 84 connecting pipe, 85 water diversion pipe, 86 heat conducting fin, 87 heat exchange box, 88 semiconductor refrigerating fin, 89 fan, 9 temperature sensor, 10 water pump, 11 radiating fin, 12 radiating hole, 13 protection network, 14 deep bead.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses a high-temperature dry heat disinfection device, which adopts the technical scheme that the high-temperature dry heat disinfection device comprises a box body 1, wherein a control module 2 is fixedly arranged on the side surface of the box body 1, a box door 3 is rotatably arranged at an opening at the front side of the box body 1, a temperature reducing mechanism 8 is arranged in the installation cavity 4, a heat insulation lining 5 is fixedly arranged on the inner side surface of the upper end of the box body 1, S-shaped electric heating wires 6 are fixedly arranged on the opposite side surface in the heat insulation lining 5, a plurality of hollow placement plates 7 are fixedly arranged in the box body 1, protective nets 13 are fixedly arranged on the side surfaces at two ends of the placement plates 7, the two protective nets 13 are respectively positioned at the inner sides of the two electric heating wires 6, a temperature sensor 9 is fixedly arranged at the top of the box body 1 and can prevent people from taking out glassware from touching the electric heating wires 6 which are not cooled yet, and high Wen Ganre can sterilize the glassware on the placement plates 7 through the heating wires 6;

the cooling mechanism 8 comprises an air pipe 81, a water tank 82, a communicating plate 83, connecting pipes 84, water diversion pipes 85, heat conducting fins 86, a heat exchange box 87, semiconductor refrigerating fins 88 and a fan 89, wherein the heat exchange box 87 is fixedly arranged at the top of the installation cavity 4, the communicating plate 83 is fixedly arranged on two side surfaces of the heat exchange box 87, the communicating plate 83 is hollow, a plurality of water diversion pipes 85 are fixedly arranged in the heat exchange box 87, two ends of the water diversion pipes 85 are respectively communicated with the two communicating portions 83, a plurality of heat conducting fins 86 are fixedly arranged on the side surfaces of the water diversion pipes 85, the two air pipes 81 are arranged, one ends of the two air pipes 81 are respectively connected with air inlets and air outlets of the side surfaces of two ends of the heat exchange box 87, the other ends of the two air pipes 81 are respectively connected with the air outlets of the bottom of the box 1 and the air inlets of the top of the box 1, the top of the box 1 is fixedly provided with an L-shaped wind shield 14, the wind shield 14 is positioned at the lower side of the air inlet at the top of the box body 1, the wind shield 14 can be used for blocking the air with reduced temperature, the air with reduced temperature is prevented from being blown onto the glass directly to cause the burst of the glass, a fan 89 is arranged on one air pipe 81, the water tank 82 is fixedly arranged at the bottom of the installation cavity 4, two connecting pipes 84 are arranged, one ends of the two connecting pipes 84 are respectively connected with water inlets and water outlets of the side surfaces of the water tank 82, the other ends of the two connecting pipes 84 are respectively connected with the water inlets and the water outlets of the side surfaces of the two communicating plates 83, the water pump 10 is arranged on one connecting pipe 84, the water pump 10 is fixedly arranged at the side surface of the water tank 82, the semiconductor refrigerating sheets 88 are fixedly arranged in two through grooves of the side surface of the water tank 82, the refrigerating surface on one semiconductor refrigerating sheet 88 and the heating surface on the other semiconductor refrigerating sheet 88 are positioned in the water tank 82, the semiconductor refrigerating sheet 88 is fixedly provided with a plurality of radiating fins 11 on the heating surface outside the water tank 82, the area of the heating surface of the semiconductor refrigerating sheet 88 can be increased through the radiating fins 11, the radiating speed of the semiconductor refrigerating sheet is increased, the side surface of the lower end of the box body 1 is provided with a plurality of radiating holes 12, the radiating holes 12 are positioned outside the radiating fins 11, the air in the installation cavity 4 can circulate through the radiating holes 12, the radiating effect of the semiconductor refrigerating sheet 88 is further improved, the electric heating wire 6, the semiconductor refrigerating sheet 88, the fan 89, the temperature sensor 9 and the water pump 10 are electrically connected with the control module 2, after sterilization and disinfection are finished, the water in the water tank 82 is heated through the heating surface of one of the semiconductor refrigerating sheet 88, and the heated water is conveyed into the communication plate 83 and the water diversion pipe 85 through the connecting pipe 84 by the water pump 10, the high-temperature air in the box body 1 is conveyed into the heat exchange box 87 through the air pipe by the fan 89, so that the high-temperature air is contacted with the water diversion pipe 85 and the heat conduction sheet 86, part of heat in the high-temperature air is transferred to the heat conduction sheet 86 and the water diversion pipe 85, the temperature of the high-temperature air is reduced, the refrigeration of the other semiconductor refrigeration sheet 88 can be enabled to cool the water tank in the water tank 82 along with the temperature reduction of the high-temperature air, the temperature of the water diversion pipe 85 and the heat conduction sheet 86 can be enabled to be reduced along with the water circulation in the water tank 82, and the temperature of the air in the box body 1 can be gradually reduced along with the circulation of the fan 89, so that burst of glassware can be prevented, the cooling speed of the glassware can be improved, the sterilization and disinfection efficiency of the high Wen Ganre can be improved, and the cell culture use is facilitated.

The working principle of the utility model is as follows: the external power supply is connected, the box door 3 is opened, the glassware to be disinfected is placed on the placing plate 7, the box door 3 is closed, the electric heating wire 6 is controlled to work by the control module 2, the electric heating wire 6 heats and disinfects the glassware placed on the placing plate 7 at a high temperature, the temperature inside the box body 1 can be monitored by the temperature sensor 9, the temperature inside the box body 1 reaches 160-170 ℃, at the moment, the temperature inside the box body 1 is kept at 160-170 ℃ for two hours by the cooperation of the control module 2, the electric heating wire 6 and the temperature sensor 9, the glassware is disinfected at a high temperature, after the disinfection is finished, the electric heating wire 6 is controlled to stop working by the control module 2, one of the semiconductor refrigerating sheets 88 is controlled to work by the control module 2, the heating surface of the semiconductor refrigerating sheet 88 heats the water in the water tank 82, the water in the water tank 82 is heated, the control module 2 controls the water pump 10 to work, the water after the temperature rise in the water tank 82 is conveyed into one of the communicating plates 83 through one of the connecting pipes 84, the water is conveyed onto the water diversion pipe 85 and the heat conducting fin 86 through the communicating plate 83, the water diversion pipe 85 and the heat conducting fin 86 are heated, the control module 2 controls the fan 89 to work, the high-temperature air in the box body 1 is conveyed into the heat exchange box 87 through one of the air pipes 81, the high-temperature air is contacted with the heated heat conducting fin 86 and the water diversion pipe 85, at the moment, the temperature of the high-temperature air is higher than the temperature of the heat conducting fin 86 and the water diversion pipe 85, the heat in the high-temperature air can be transferred onto the heat conducting fin 86 and the water diversion pipe 85, the temperature of the high-temperature air is reduced, the high-temperature air is conveyed back into the box body 1 through the other air pipe 81 after the air pipe 89 is cooled during the operation, the temperature of the air in the box body 1 is reduced, the other semiconductor refrigerating sheet 88 can be controlled to work through the control module 2, so that the refrigerating surface on the semiconductor refrigerating sheet 88 cools the water in the water tank 82, the cooled water is conveyed into the water diversion pipe 85 along with the work of the water pump 10, the temperatures of the heat conducting sheet 86 and the water diversion pipe 85 are reduced, the temperature of the air in the box 1 is reduced again along with the circulation of the air in the box 1 by the fan 89, the temperatures of the water diversion pipe 85 and the heat conducting sheet 86 are reduced gradually along with the work of the semiconductor refrigerating sheet 88, and the temperature in the box 1 is also reduced gradually along with the circulation of the high-temperature air in the box 1 by the fan 89, so that the sterilized glassware can be cooled gradually and rapidly, and the glassware can be taken out and used rapidly after being sterilized.

The circuit connection related to the utility model is a conventional means adopted by the person skilled in the art, can obtain technical teaching through limited tests, and belongs to the widely used prior art.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims

1. The utility model provides a high temperature dry heat disinfection device, its characterized in that, including box (1), the side fixed mounting of box (1) has control module (2), box (1) front side opening part rotates installs chamber door (3), the inside of box (1) lower extreme sets up and installs chamber (4), install cooling mechanism (8) in installing chamber (4), the medial surface fixed mounting of box (1) upper end has thermal-insulated inside lining (5), all fixed mounting has S type heating wire (6) on thermal-insulated inside lining (5) medial surface, fixed mounting has a plurality of fretwork form place board (7) in box (1), the top fixed mounting in box (1) has temperature sensor (9);

the cooling mechanism (8) comprises an air pipe (81), a water tank (82), a communicating plate (83), a connecting pipe (84), a water diversion pipe (85), heat conducting fins (86), a heat exchange box (87), a semiconductor refrigerating fin (88) and a fan (89), wherein the heat exchange box (87) is fixedly arranged at the top in a mounting cavity (4), communicating plates (83) are fixedly arranged on two side surfaces of the heat exchange box (87), the inside of the communicating plates (83) is hollow, a plurality of water diversion pipes (85) are fixedly arranged in the heat exchange box (87), two ends of the water diversion pipes (85) are respectively communicated with the inside of the two communicating plates (83), a plurality of heat conducting fins (86) are fixedly arranged on the side surface of the water diversion pipes (85), one end of each air pipe (81) is respectively connected with an air inlet at two ends of the heat exchange box (87), the other end of each air pipe (81) is respectively connected with an air outlet at the bottom of a box body (1) and the top of the box body (1), one end of each air inlet (84) is respectively connected with one air inlet (84) of the water inlet and one air outlet (84) of the two air inlet and one air outlet (84) of the water inlet (84) arranged in the water inlet and one side surface of the water inlet (84), the other ends of the two connecting pipes (84) are respectively connected with water inlet and outlet openings on the side surfaces of the two communicating plates (83), one connecting pipe (84) is provided with a water pump (10), the water pump (10) is fixedly arranged on the side surface of the water tank (82), semiconductor refrigerating sheets (88) are fixedly arranged in two through grooves on the side surface of the water tank (82), the refrigerating surface on one semiconductor refrigerating sheet (88) and the heating surface on the other semiconductor refrigerating sheet (88) are positioned in the water tank (82), and the heating wire (6), the semiconductor refrigerating sheet (88), the fan (89), the temperature sensor (9) and the water pump (10) are electrically connected with the control module (2).

2. A high temperature dry heat sterilization apparatus as defined in claim 1, wherein: the semiconductor refrigerating sheet (88) is fixedly provided with a plurality of radiating fins (11) on the heating surface at the outer side of the water tank (82).

3. A high temperature dry heat sterilization apparatus as defined in claim 2, wherein: a plurality of radiating holes (12) are formed in the side face of the lower end of the box body (1), and the radiating holes (12) are located on the outer side of the radiating fins (11).

4. A high temperature dry heat sterilization apparatus as defined in claim 1, wherein: the side surfaces at two ends of the placing plate (7) are fixedly provided with protective nets (13), and the two protective nets (13) are respectively positioned at the inner sides of the two electric heating wires (6).

5. A high temperature dry heat sterilization apparatus as defined in claim 1, wherein: the top in box (1) is fixed mounting has deep bead (14) of L type, deep bead (14) are located the downside of box (1) top air intake.