Pressure steam sterilizer cavity cleaning device

Abstract

The invention relates to the field of pressure steam sterilization, and discloses a pressure steam sterilizer cavity cleaning device which comprises a top cover, the top cover is used for being installed at the top of a cavity, four positioning bolts are connected to the outer portion, close to the bottom end, of the top cover, a cleaning mechanism is installed at the bottom of the top cover, and a telescopic mechanism is installed at the bottom of the cleaning mechanism. The cleaning mechanism comprises a base plate and two jacking air cylinders, the two jacking air cylinders are installed on the top of the top cover, the base plate is fixedly installed at the bottom ends of the two jacking air cylinders, a machine box is installed in the middle of the top of the base plate, and a plurality of spray heads are installed on the outer portion of the base plate. Through lifting of the chassis and rotation of the turntable, automatic cleaning of different height positions in the cavity is facilitated, and the cleaning efficiency is improved; and through internal and external sliding of the supporting frame, self-adaption to cavities with different diameters can be achieved, manual adjustment is reduced, and cleaning of the bottoms of the cavities is facilitated.

Description

Technical Field

[0001] The invention relates to the field of pressure steam sterilization, in particular to a pressure steam sterilizer cavity cleaning device. Background Art

[0002] A pressure steam sterilizer is a device that uses high-temperature and high-pressure steam to disinfect and sterilize items. It is an efficient and reliable disinfection and sterilization equipment commonly used in medicine, scientific research, food processing and other fields. In order to ensure the sterilization effect, the cavity needs to be cleaned regularly to ensure the sterilization quality and extend the life of the equipment.

[0003] The publication number is CN214918915U, which provides a special cleaning tool for pressure steam sterilizer, including a driving tube and a rotating tube; the rotating tube is adjustable up and down and connected to one end of the driving tube, and the other end of the driving tube is connected to a driving device.

[0004] The above-mentioned cleaning tool can adjust the rotation radius of the cleaning brush according to the different specifications of the sterilizer, and the scope of use is more flexible. However, when cleaning stains with strong adsorption, it is not convenient to perform continuous cleaning at different heights and specified heights. After cleaning, it occupies a large space. Different sterilizers have different internal cavity diameters, which makes it inconvenient to adaptively adjust the cleaning diameter, and the bottom of the cavity is not completely cleaned. Summary of the invention

[0005] The object of the present invention is to provide a pressure steam sterilizer cavity cleaning device to solve the technical problems in the background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions: A pressure steam sterilizer cavity cleaning device comprises a top cover, wherein the top cover is used to be installed on the top of the cavity, four positioning bolts are connected to the bottom end of the outside of the top cover, a cleaning mechanism is installed at the bottom of the top cover, a telescopic mechanism is installed at the bottom of the cleaning mechanism, the cleaning mechanism comprises a chassis and two lifting cylinders, the two lifting cylinders are installed on the top of the top cover, the chassis is fixedly installed at the bottom ends of the two lifting cylinders, a chassis is installed in the center of the top of the chassis, a plurality of nozzles are installed on the outside of the chassis, a conduit is installed through the top connection of the chassis and the top cover, a turntable is movably installed at the bottom of the chassis, two brackets are movably installed at the bottom of the turntable, and a first cleaning brush is provided at the bottom and outside of the two brackets.

[0007] Preferably, the chassis and the turntable are located inside the top cover and match each other, and the chassis is raised and lowered by two lifting cylinders.

[0008] Preferably, a motor is disposed inside the chassis, and an output shaft of the motor inside the chassis is fixedly connected to the turntable.

[0009] Preferably, the nozzle is communicated with the interior of the conduit, and the conduit penetrates the interior of the top cover in a sliding connection.

[0010] Preferably, the telescopic mechanism includes a fixed column, which is fixedly installed on the bottom of the chassis, and two second cleaning brushes and two sliding rods are fixedly installed on the outside of the fixed column respectively. A guide rod is installed on the inner side of the support frame and passes through the inside of the turntable, and a spring is sleeved on the outside of the guide rod and located inside the turntable.

[0011] Preferably, the two sliding rods and the two guide rods are arranged in a cross shape, the guide rods and the fixed columns are fixed to each other, and the outer ends of the guide rods penetrate the interior of the support frame and are arranged to slide.

[0012] Preferably, the outer end of the guide rod is fixedly installed on the support frame, and the guide rod passes through the interior of the turntable and is slidably arranged.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1) The cleaning device is provided with a cleaning mechanism, a lifting cylinder drives the chassis to rise and fall, and a motor in the chassis drives the turntable to rotate. Through the first cleaning brush, automatic cleaning of different height positions inside the cavity is facilitated, manual operation is reduced, overall storage is convenient, and space is reduced. By connecting the starting end of the conduit with the water pump, the nozzle sprays water to the inner wall of the cavity, thereby improving the internal cleaning efficiency.

[0014] 2) The cleaning device is provided with a telescopic mechanism, and the guide rod slides inward and outward under the action of a spring. The outer end of the first cleaning brush adapts to the top pressure on the inner wall of the cavity through the spring, and can adapt to cavities of different diameters, reducing manual adjustment. The two second cleaning brushes can supplement the cleaning of the gap between the two first cleaning brushes, thereby facilitating the cleaning of the bottom of the cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a pressure steam sterilizer cavity cleaning device according to an embodiment of the present invention; Figure 2 This is a schematic diagram of the internal structure of the cleaning mechanism in an embodiment of the present invention; Figure 3 Schematic diagram of the internal structure of the telescopic mechanism in an embodiment of the present invention.

[0016] In the figure: 1. top cover; 2. positioning bolt; 3. cleaning mechanism; 4. telescopic mechanism; 5. chassis; 6. chassis; 7. lifting cylinder; 8. guide tube; 9. nozzle; 10. turntable; 11. support frame; 12. first cleaning brush; 13. fixing column; 14. second cleaning brush; 15. sliding rod; 16. guide rod; 17. spring. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Embodiment 1

[0018] Combination Figure 1-Figure 3 A pressure steam sterilizer cavity cleaning device includes a top cover 1, which is used to be installed on the top of the cavity. Four positioning bolts 2 are connected to the bottom of the outside of the top cover 1. A cleaning mechanism 3 is installed at the bottom of the top cover 1, and a telescopic mechanism 4 is installed at the bottom of the cleaning mechanism 3.

[0019] See also Figure 2 It is further obtained that the cleaning mechanism 3 includes a chassis 5 and two lifting cylinders 7, the two lifting cylinders 7 are installed on the top of the top cover 1, the chassis 5 is fixedly installed at the bottom ends of the two lifting cylinders 7, a chassis 6 is installed in the center of the top of the chassis 5, a plurality of nozzles 9 are installed on the outside of the chassis 5, a conduit 8 is installed through the top of the chassis 5 and the top of the top cover 1, a turntable 10 is movably installed at the bottom of the chassis 5, and two brackets 11 are movably installed at the bottom of the turntable 10, and a first cleaning brush 12 is provided at the bottom and outside of the two brackets 11.

[0020] The chassis 5 and the turntable 10 are located inside the top cover 1 and match each other. The chassis 5 is lifted and lowered by two lifting cylinders 7. The chassis 5 is guided and lifted by the telescopic rods of the lifting cylinders 7 to facilitate cleaning of different positions inside the cavity.

[0021] A motor is arranged inside the chassis 6, and the output shaft of the motor inside the chassis 6 is fixedly connected to the turntable 10. The motor inside the chassis 6 drives the turntable 10 to rotate for all-round cleaning.

[0022] The nozzle 9 is interconnected with the interior of the conduit 8 , and the conduit 8 penetrates the interior of the top cover 1 in a sliding connection. The starting end of the conduit 8 is used to connect a water pump, and water is sprayed onto the inner wall of the cavity through the nozzle 9 .

[0023] Specifically, by fixing the top cover 1 on the top of the cavity, the two lifting cylinders 7 drive the chassis 5 to gradually descend, and at the same time, the motor in the chassis 6 drives the turntable 10 to rotate, and the starting end of the conduit 8 is connected to the water pump, and water is transported to the nozzle 9 through the conduit 8 to spray the water onto the inner wall of the cavity. The conduit 8 runs through the top cover 1 to adapt to sliding, and the first cleaning brush 12 is used to clean the inside of the cavity in all directions. Embodiment 2

[0024] See also Figure 3On the basis of the first embodiment, it is further obtained that the telescopic mechanism 4 includes a fixed column 13, the fixed column 13 is fixedly installed at the bottom of the chassis 5, two second cleaning brushes 14 and two sliding rods 15 are fixedly installed on the outside of the fixed column 13, a guide rod 16 is installed on the inner side of the support frame 11 and passes through the inside of the turntable 10, and a spring 17 is sleeved on the outside of the guide rod 16 and located inside the turntable 10.

[0025] The two slide bars 15 and the two guide bars 16 are cross-shaped, the guide bars 16 and the fixed columns 13 are fixed to each other, the outer ends of the guide bars 16 pass through the interior of the support frame 11 and are slidably arranged, the slide bars 15 and the guide bars 16 are used for supporting and sliding the support frame 11, and the remaining parts between the bottoms of the two first cleaning brushes 12 are cleaned by the second cleaning brush 14.

[0026] The outer end of the guide rod 16 is fixedly installed with the support frame 11, and the guide rod 16 penetrates the interior of the turntable 10 and is slidably arranged. The guide rod 16 drives the support frame 11 to slide outward under the action of the spring 17 to adapt to cavities of different diameters.

[0027] Specifically, the turntable 10 drives the support frame 11 to rotate, and the inner wall and the bottom of the cavity are cleaned by the first cleaning brush 12. The guide rod 16 drives the support frame 11 to slide inward and outward under the action of the spring 17 to adapt to cavities of different diameters. At the same time, the first cleaning brush 12 can adapt to the top pressure cleaning of the inner wall of the cavity, and the second cleaning brush 14 can perform additional cleaning.

[0028] In actual operation, the top cover 1 is placed on the top of the sterilizer cavity, and is fixed by the positioning bolt 2, and the inside of the cavity is cleaned by the first cleaning brush 12 and the second cleaning brush 14; When cleaning different positions, the two lifting cylinders 7 drive the chassis 5 to gradually descend, and at the same time start the motor inside the chassis 6 to drive the turntable 10 to rotate. The starting end of the guide tube 8 is connected to the water pump, and the water or cleaning liquid is transported to the nozzle 9 through the water pump. The water is sprayed onto the inner wall of the cavity through a plurality of nozzles 9. The turntable 10 drives the two brackets 11 and the first cleaning brush 12 to rotate. During the gradual descent of the chassis 5, the inner wall of the cavity is cleaned by the first cleaning brush 12. When adjusting cavities of different diameters, the guide rod 16 drives the support frame 11 to slide inward and outward under the action of the spring 17, so that the distance between the outer ends of the two support frames 11 changes and matches the diameter of the cavity. The spring 17 enables the outer end of the first cleaning brush 12 to adapt to the top pressure on the inner wall of the cavity to adapt to cavities of different diameters, and the second cleaning brush 14 is used to supplement and clean the gap between the two first cleaning brushes 12.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pressure steam sterilizer cavity cleaning device, comprising a top cover (1), the top cover (1) being used to be installed on the top of the cavity, the outside of the top cover (1) being connected to four positioning bolts (2) near the bottom, and characterized in that: A cleaning mechanism (3) is installed at the bottom of the top cover (1), and a telescopic mechanism (4) is installed at the bottom of the cleaning mechanism (3); The cleaning mechanism (3) comprises a chassis (5) and two lifting cylinders (7), wherein the two lifting cylinders (7) are mounted on the top of the top cover (1), the chassis (5) is fixedly mounted on the bottom ends of the two lifting cylinders (7), a chassis (6) is mounted in the center of the top of the chassis (5), a plurality of nozzles (9) are mounted on the outside of the chassis (5), a conduit (8) is installed through the top of the chassis (5) and the top of the top cover (1), a turntable (10) is movably mounted on the bottom of the chassis (5), two brackets (11) are movably mounted on the bottom of the turntable (10), and first cleaning brushes (12) are arranged on the bottom and outside of the two brackets (11).

2. The pressure steam sterilizer cavity cleaning device according to claim 1, characterized in that: The chassis (5) and the rotating disk (10) are located inside the top cover (1) and match each other, and the chassis (5) is raised and lowered by two lifting cylinders (7).

3. The pressure steam sterilizer cavity cleaning device according to claim 1, characterized in that: A motor is arranged inside the chassis (6), and an output shaft of the motor inside the chassis (6) is fixedly connected to the turntable (10).

4. The pressure steam sterilizer cavity cleaning device according to claim 1, characterized in that: The nozzle (9) is interconnected with the interior of the conduit (8), and the conduit (8) penetrates the interior of the top cover (1) in a sliding connection.

5. The pressure steam sterilizer cavity cleaning device according to claim 1, characterized in that: The telescopic mechanism (4) comprises a fixed column (13), wherein the fixed column (13) is fixedly mounted on the bottom of the chassis (5), and two second cleaning brushes (14) and two sliding rods (15) are respectively fixedly mounted on the outside of the fixed column (13). A guide rod (16) is mounted on the inner side of the support frame (11) and passes through the inside of the turntable (10), and a spring (17) is sleeved on the outside of the guide rod (16) and located inside the turntable (10).

6. The pressure steam sterilizer cavity cleaning device according to claim 5, characterized in that: The two slide bars (15) and the two guide bars (16) are arranged in a "cross" shape, the guide bars (16) and the fixed columns (13) are fixed to each other, and the outer ends of the guide bars (16) penetrate the interior of the support frame (11) and are arranged to slide.

7. The pressure steam sterilizer cavity cleaning device according to claim 5, characterized in that: The outer end of the guide rod (16) is fixedly mounted on the support frame (11), and the guide rod (16) penetrates the interior of the rotating disk (10) and is slidably arranged.

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