High-pressure sterilization device capable of automatically cleaning glass culture dish

Abstract

The utility model aims to provide a high-pressure sterilization device capable of automatically cleaning a glass culture dish, which relates to the technical field of medical instruments and is characterized in that a clamping device is mounted on a box cover of a high-temperature and high-pressure sterilization box, the culture dish is clamped and fixed by the clamping device, and the culture dish is moved into the sterilization box by rotating the box cover. The clamping device is arranged on the box cover at a certain included angle, so that the culture dish moved into the sterilization box is inclined, a control panel on the sterilization box is used for controlling a heating element in the sterilization box to heat and raise the temperature, a culture medium in the culture dish is melted and flows out of the culture dish and into an inclined groove, and the melted culture medium is separated from the culture dish; the culture dishes are cleaned through the first high-pressure spray head and the second high-pressure spray head, high-pressure and high-temperature sterilization is conducted through the sterilization box after cleaning, cleaning and sterilization are integrated, the culture dish cleaning and recycling efficiency is greatly improved, and the situation that a laboratory is polluted and workers are threatened due to the fact that the culture dishes are manually cleaned is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field related to medical devices, in particular to a high-pressure sterilization device for automatically cleaning a glass culture dish. Background Art

[0002] Microbiology teaching experiments often use recyclable and reusable glass culture dishes for microbial culture experiments. After the experiment, the culture dishes containing the culture medium need to be thoroughly sterilized, cleaned and recycled after sterilization, and the culture medium is placed in biosafety garbage bags and disposed of according to the medical waste treatment process.

[0003] Existing high-pressure sterilizers lack the function of separating culture dishes and culture media. The culture media in glass culture dishes can only be separated manually before sterilization, which easily contaminates the laboratory and poses a potential threat to the biosafety of laboratory workers. The efficiency of recycling clean culture dishes is low. Utility Model Content

[0004] In view of the deficiencies of the prior art, the present invention provides the following technical solutions:

[0005] A high-pressure sterilization device for automatically cleaning a glass culture dish comprises a culture dish and a sterilization box capable of high temperature and high pressure, a box cover is rotatably mounted on the sterilization box, a plurality of clamping devices are fixedly mounted on the box cover to clamp and fix the culture dish, and the culture dish is placed in or removed from the sterilization box by rotating the box cover to drive the clamping devices to rotate;

[0006] The clamping device comprises a mounting seat fixedly connected to the box cover and a plurality of clamping members arranged in a circular array on the mounting seat, the clamping members slide along the radial direction of the mounting seat, and a plurality of telescopic rods 1 are fixedly arranged on the mounting seat corresponding to the clamping members, the extended end of the telescopic rod 1 is fixedly connected to the clamping member, the telescopic rod 1 is an elastic telescopic structure, an elastic element is arranged inside the telescopic rod 1, and the clamping member at the extended end of the telescopic rod 1 has a tendency to move toward the center of the mounting seat under the action of the elastic element, and the culture dish is clamped and fixed by the plurality of clamping members in the circular array moving toward the center of the mounting seat;

[0007] A high-pressure nozzle 1 is arranged on the mounting seat, and the water outlet end of the high-pressure nozzle 1 is facing the culture dish. A high-pressure nozzle 2 is arranged in the sterilization box corresponding to the clamping device, and the water outlet end of the high-pressure nozzle 2 is facing the culture dish. A water pump is arranged on the outer wall of the sterilization box, and the high-pressure nozzles 1 and 2 are connected to the water pump through a conduit.

[0008] Furthermore, the clamping member includes a first clamping plate and a second clamping plate, the lower end of the first clamping plate is slidably connected to the mounting seat, the upper end is a hook-shaped structure, the hook head faces the axis of the mounting seat, the second clamping plate is slidably mounted on the first clamping plate, and a telescopic rod second is arranged on the first clamping plate, the protruding end of the telescopic rod second is fixedly connected to the second clamping plate, the second telescopic rod is an elastic telescopic structure, an elastic element is arranged inside it, and under the action of the elastic element, the second clamping plate at the protruding end of the second telescopic rod has a tendency to move toward the hook-shaped structure of the first clamping plate, the culture dish is clamped by the first clamping plate, the open end of the culture dish is hooked by the hook-shaped structure of the first clamping plate, and the second clamping plate is driven by the second telescopic rod to slide against the flat bottom end of the culture dish, thereby further fixing the culture dish.

[0009] Furthermore, the mounting seat is installed at an angle with the box cover, the direction of the angle is consistent with the direction in which the box cover is rotated to open, and the range of the angle is between 30-80°.

[0010] Furthermore, an inclined slot is provided at the bottom of the sterilization box corresponding to the clamping device, a water collecting bin and a collection box are provided in the bottom of the sterilization box, and an electromagnetic three-way valve is provided in the bottom of the sterilization box to connect the water collecting bin, the collection box and the bottom of the inclined slot.

[0011] Furthermore, one end of the box cover is rotatably connected to the sterilization box, and the other end is detachably connected to the sterilization box via a buckle, the buckle includes a sub-buckle fixedly mounted on the box cover and a female buckle fixedly mounted on the sterilization box, and a sealing strip is provided at the position where the box cover contacts the sterilization box.

[0012] Furthermore, a pressure pump is arranged on the outer wall of the sterilization box, and the pressure pump is connected to the sterilization box through a conduit.

[0013] Furthermore, a plurality of heating elements are arranged in the sterilization box.

[0014] Furthermore, a control panel is arranged on the outer wall of the sterilization box.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] 1. The utility model installs a clamping device on the lid of a sterilization box capable of high temperature and high pressure, clamps and fixes a culture dish through the clamping device, and moves the culture dish into the sterilization box by rotating the lid, and the clamping device is installed on the lid at a certain angle, so that the culture dish moved into the sterilization box is tilted, and the heating element in the sterilization box is controlled by the control panel on the sterilization box to heat and heat up, so that the culture medium in the culture dish melts and flows out of the culture dish and flows into the chute, and a water collecting bin and a collection box are arranged at the bottom of the sterilization box, and the chute, the water collecting bin and the collection box are connected by an electromagnetic three-way valve, and the electromagnetic three-way valve is controlled by the control panel to connect the collection box with the chute, so that the melted culture medium flows into the biosafety garbage bag set on the collection box through the chute, and a bottom of the culture dish is installed on the mounting seat of the clamping device. A high-pressure nozzle 1 is installed at the top of the sterilization box, an open high-pressure nozzle 2 facing the culture dish is installed in the sterilization box, and a water pump is arranged on the sterilization box, the high-pressure nozzle 1 and the high-pressure nozzle 2 are connected to the water pump through a conduit, the water pump is connected to an external water source, and the water pump is controlled by a control panel on the sterilization box to spray water from the high-pressure nozzle 1 and the high-pressure nozzle 2 to wash the culture dish, and the electromagnetic three-way valve is controlled by the control panel to connect the water collection bin and the inclined slot so that the washed sewage flows into the water collection bin through the inclined slot for collection, so that the culture medium is melted and separated from the culture dish, and the culture dish is cleaned by the high-pressure nozzle 1 and the high-pressure nozzle 2, and after cleaning, it is sterilized by high pressure and high temperature in the sterilization box, so as to realize the integration of cleaning and sterilization, greatly improve the efficiency of cleaning and recycling culture dishes, and avoid manual cleaning of culture dishes to pollute the laboratory and threaten the staff;

[0017] 2. The utility model installs a plurality of clamping plates 1 in a circular array on the mounting seat of the clamping device, controls the movement of the clamping plate 1 toward the center of the mounting seat by a telescopic rod 1, clamps and fixes the culture dish, and arranges a hook-shaped structure at the upper end of the clamping plate 1 to cooperate with the clamping plate 2 slidably arranged above the clamping plate, so as to further fix the culture dish and prevent the culture dish from slipping out of the clamping plate 1. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the closed structure of the box cover of the utility model;

[0019] Figure 2 This is a schematic diagram of the box cover opening structure of the utility model;

[0020] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model;

[0021] Figure 4 This is a schematic diagram of the half-section structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the installation of the clamping device of the utility model;

[0023] Figure 6 This is a schematic diagram of the structure of the clamping device of the utility model;

[0024] Figure 7 It is a schematic cross-sectional structure diagram of the clamping device of the utility model.

[0025] In the figure: sterilization box-1, transparent window-101, drain pipe-102, water collection bin-103, chute-104, control panel-105, box cover-2, sealing strip-201, buckle-3, sub-buckle-301, female buckle-302, water pump-4, pressure pump-5, collection box-6, culture dish-7, clamping device-8, mounting seat-801, splint one-802, splint two-803, telescopic rod one-804, telescopic rod two-805, electromagnetic three-way valve-9, heating element-10, high-pressure nozzle one-11, high-pressure nozzle two-12. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Embodiment 1:

[0028] See also Figure 1-7 A high-pressure sterilization device for automatically cleaning a glass culture dish comprises a culture dish 7 and a sterilization box 1 capable of high temperature and high pressure, a box cover 2 is rotatably installed on the sterilization box 1, a plurality of clamping devices 8 are fixedly installed on the box cover 2 to clamp and fix the culture dish 7, and the culture dish 7 is placed in or removed from the sterilization box 1 by rotating the box cover 2 to drive the clamping devices 8 to rotate;

[0029] In this embodiment, one end of the box cover 2 is rotatably connected to the sterilization box 1, and the other end is detachably connected to the sterilization box 1 through a buckle 3, the buckle includes a sub-buckle 301 fixedly installed on the box cover 2 and a female buckle 302 fixedly installed on the sterilization box 1, a sealing strip 201 is arranged at the position where the box cover 2 contacts the sterilization box 1, the clamping device 8 includes a mounting seat 801 fixedly connected to the box cover 2 and a plurality of clamping members arranged in a circular array on the mounting seat 801, the clamping members slide along the radial direction of the mounting seat 801, and a plurality of telescopic rods 804 are fixedly arranged on the mounting seat 801 corresponding to the clamping members, the protruding end of the telescopic rod 804 is fixedly connected to the clamping member, and the telescopic rod 804 is elastically telescopic. The structure has an elastic element arranged inside. Under the action of the elastic element, the clamping piece at the extended end of the telescopic rod 804 tends to move toward the center of the mounting seat 801. The culture dish 7 is clamped and fixed by moving toward the center of the mounting seat 801 through a plurality of clamping pieces in a circumferential array. The mounting seat 801 is installed at an angle with the box cover 2. The direction of the angle is consistent with the direction in which the box cover 2 is rotated and opened. The range of the angle is between 30-80°. After the clamped culture dish 7 is transferred into the sterilization box 1, it can be placed obliquely so that the culture medium can flow out of the culture dish 7 well. The rotation opening angle of the box cover 2 is 90°. When the box cover 2 is opened, the clamping device is tilted upward, which is convenient for taking or clamping the culture dish 7.

[0030] In this embodiment, a plurality of heating elements 10 are arranged in the sterilization box 1, and a control panel 105 is arranged on the outer wall of the sterilization box 1, and the control panel 105 is electrically connected to the heating elements 10. In this application, the sterilization box 1 is a prior art, and is a common high-temperature and high-pressure sterilization box 1 on the market. The control panel 105 and the heating elements 10 mentioned above are components on the sterilization box 1. In this application, for the convenience of description, they are separately labeled;

[0031] In this embodiment, a clamping device 8 is installed on the box cover 2 of the sterilization box 1 that can be used at high temperature and high pressure. The culture dish 7 is clamped and fixed by the clamping device 8, and the culture dish 7 is moved into the sterilization box 1 by rotating the box cover 2. The clamping device 8 is installed on the box cover 2 at a certain angle, so that the culture dish 7 moved into the sterilization box 1 is tilted, and the heating element 10 in the sterilization box 1 is controlled by the control panel 105 on the sterilization box 1 to heat and raise the temperature, so that the culture medium in the culture dish 7 melts and flows out of the culture dish 7.

[0032] Embodiment 2:

[0033] See also Figure 1-7According to Example 1, the clamping member includes a clamping plate 802 and a clamping plate 803. The lower end of the clamping plate 802 is slidably connected to the mounting seat 801, and the upper end is a hook-shaped structure, the hook head faces the axis of the mounting seat 801, the clamping plate 803 is slidably installed on the clamping plate 802, and a telescopic rod 805 is arranged on the clamping plate 802, the extended end of the telescopic rod 805 is fixedly connected to the clamping plate 803, the telescopic rod 805 is an elastic telescopic structure, an elastic element is arranged inside, and the clamping plate 805 at the extended end of the telescopic rod 805 is elastically telescopic. The culture dish 7 has a tendency to move toward the hook-shaped structure of the clamping plate 1 802, the culture dish 7 is clamped by the clamping plate 1 802, the open end of the culture dish 7 is hooked by the hook-shaped structure of the clamping plate 1 802, and the clamping plate 2 803 is driven by the telescopic rod 2 805 to slide against the flat bottom end of the culture dish 7 to further fix the culture dish 7. In order to ensure a more stable clamping, a serrated silicone anti-skid layer is provided on the contact surface of the hook-shaped structure of the clamping plate 1 802 with the open end of the culture dish 7, and a silicone anti-skid layer is also provided on the contact surface of the clamping plate 2 803 with the flat bottom end of the culture dish 7.

[0034] Embodiment 3:

[0035] See also Figure 1-7 According to Embodiment 1-2, a high-pressure nozzle 11 is arranged on the mounting seat 801, and the water outlet of the high-pressure nozzle 11 faces the culture dish 7. A high-pressure nozzle 2 12 is arranged in the sterilization box 1 corresponding to the clamping device 8, and the water outlet of the high-pressure nozzle 2 12 faces the culture dish 7. A water pump 4 is arranged on the outer wall of the sterilization box 1, and the high-pressure nozzle 1 11 and the high-pressure nozzle 2 12 are connected with the water pump 4 through a conduit. An inclined slot 104 is provided at the bottom of the sterilization box 1 corresponding to the clamping device 8, and a water collecting bin 103 and a collecting box 6 are arranged in the bottom of the sterilization box 1, and an electromagnetic three-way valve 9 is arranged in the bottom of the sterilization box 1 to connect the water collecting bin 103, the collecting box 6 and the bottom of the inclined slot 104, and the collecting box 6 is installed in the bottom of the sterilization box 1 in a pull-out manner;

[0036] In the present embodiment, a pressure pump 5 is arranged on the outer wall of the sterilization box 1, and the pressure pump 5 is connected to the sterilization box 1 through a conduit. The pressure pump 5 is controlled by the control panel 105 to pressurize the inside of the sterilization box 1, and the heating element 10 is heated to form a high-temperature and high-pressure environment inside the sterilization box 1. It should be noted that in the present application, the sterilization box 1 is a prior art, which is a common high-temperature and high-pressure sterilization box 1 on the market. The control panel 105, heating element 10, and pressure pump 5 mentioned above are all components on the sterilization box 1. For the convenience of description in the present application, they are separately numbered. The electromagnetic three-way valve 9 and water pump 4 are also prior art, which are common components on the market and are selected according to needs. It is also a conventional technical means to control the electromagnetic three-way valve 9, heating element 10, pressure pump 5, and water pump 4 through the control panel 105, and there is no need to rely on new program programming to achieve it.

[0037] In this embodiment, a water collecting bin 103 and a collecting box 6 are arranged at the bottom of the sterilization box 1, and the chute 104, the water collecting bin 103 and the collecting box 6 are connected through an electromagnetic three-way valve 9. The electromagnetic three-way valve 9 is controlled by the control panel 105 to connect the collecting box 6 with the chute 103, so that the melted culture medium falls on the chute 103 and flows into the biosafety garbage bag set on the collecting box 6 through the chute 103. By installing a high-pressure nozzle 11 facing the bottom of the culture dish 7 on the mounting seat 801 of the clamping device 8, installing a high-pressure nozzle 2 12 facing the open end of the culture dish 7 in the sterilization box 1, and arranging a water pump 4 on the sterilization box 1, the high-pressure nozzle 11 and the high-pressure nozzle 2 12 are connected to the water pump 4 through a conduit. The water pump 4 is connected to an external water source, and the water pump 4 is controlled by the control panel 105 on the sterilization box 1 to spray water from the high-pressure nozzle 1 11 and the high-pressure nozzle 2 12 to rinse the culture dish 7. The electromagnetic three-way valve 9 is controlled by the control panel 105 to connect the water collection bin 103 with the inclined slot 104 so that the flushing sewage flows into the water collection bin 103 through the inclined slot 104 for collection, so that the culture medium is melted and separated from the culture dish 7, and the culture dish 7 is cleaned by the high-pressure nozzle 1 11 and the high-pressure nozzle 2 12. After cleaning, it is sterilized by high pressure and high temperature in the sterilization box 1, so as to realize the integration of cleaning and sterilization, greatly improve the efficiency of cleaning and recovering the culture dish 7, and avoid manual cleaning of the culture dish 7 to pollute the laboratory and pose a threat to the staff.

[0038] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A high-pressure sterilization device for automatically cleaning a glass culture dish, comprising a culture dish and a sterilization box capable of high temperature and high pressure, wherein a box cover is rotatably mounted on the sterilization box, characterized in that: A plurality of clamping devices are fixedly installed on the box cover to clamp and fix the culture dish, and the culture dish is placed in the sterilization box or removed from the sterilization box by rotating the box cover to drive the clamping devices to rotate; The clamping device comprises a mounting seat fixedly connected to the box cover and a plurality of clamping members arranged in a circular array on the mounting seat, the clamping members slide along the radial direction of the mounting seat, and a plurality of telescopic rods 1 are fixedly arranged on the mounting seat corresponding to the clamping members, the extended end of the telescopic rod 1 is fixedly connected to the clamping member, the telescopic rod 1 is an elastic telescopic structure, an elastic element is arranged inside the telescopic rod 1, and the clamping member at the extended end of the telescopic rod 1 has a tendency to move toward the center of the mounting seat under the action of the elastic element, and the culture dish is clamped and fixed by the plurality of clamping members in the circular array moving toward the center of the mounting seat; A high-pressure nozzle 1 is arranged on the mounting seat, and the water outlet end of the high-pressure nozzle 1 is facing the culture dish. A high-pressure nozzle 2 is arranged in the sterilization box corresponding to the clamping device, and the water outlet end of the high-pressure nozzle 2 is facing the culture dish. A water pump is arranged on the outer wall of the sterilization box, and the high-pressure nozzles 1 and 2 are connected to the water pump through a conduit.

2. A high pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: The clamping member includes a first clamping plate and a second clamping plate. The lower end of the first clamping plate is slidably connected to the mounting seat, and the upper end is a hook-shaped structure, with the hook facing the axis of the mounting seat. The second clamping plate is slidably mounted on the first clamping plate, and a telescopic rod second is arranged on the first clamping plate, and the extended end of the telescopic rod second is fixedly connected to the second clamping plate. The second telescopic rod is an elastic telescopic structure, and an elastic element is arranged inside it. Under the action of the elastic element, the second clamping plate at the extended end of the second telescopic rod has a tendency to move toward the hook-shaped structure of the first clamping plate. The culture dish is clamped by the first clamping plate, and the open end of the culture dish is hooked by the hook-shaped structure of the first clamping plate. The second clamping plate is driven by the second telescopic rod to slide against the flat bottom end of the culture dish, thereby further fixing the culture dish.

3. The high-pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: The mounting seat is installed at an angle with the box cover, the direction of the angle is consistent with the direction in which the box cover is rotated to open, and the range of the angle is between 30-80 degrees.

4. The high-pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: The bottom of the sterilization box is provided with an inclined slot corresponding to the clamping device, a water collecting bin and a collecting box are arranged in the bottom of the sterilization box, and an electromagnetic three-way valve is arranged in the bottom of the sterilization box to connect the water collecting bin, the collecting box and the bottom of the inclined slot.

5. The high-pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: One end of the box cover is rotatably connected to the sterilization box, and the other end is detachably connected to the sterilization box through a buckle. The buckle includes a sub-buckle fixedly installed on the box cover and a female buckle fixedly installed on the sterilization box. A sealing strip is provided at the position where the box cover contacts the sterilization box.

6. The high-pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: A pressure pump is arranged on the outer wall of the sterilization box, and the pressure pump is connected to the sterilization box through a conduit.

7. The high-pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: A plurality of heating elements are arranged in the sterilization box.

8. The high-pressure sterilization device for automatically cleaning glass culture dishes according to claim 1, characterized in that: A control panel is arranged on the outer wall of the sterilization box.

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