CN115634053A - Non-contact instrument cabinet and disinfection and sterilization method thereof - Google Patents

Abstract

The invention relates to the technical field of instrument cabinets, in particular to a non-contact instrument cabinet and a disinfection and sterilization method thereof. A disinfection and sterilization device is installed, and the disinfection and sterilization device includes a transmission device, a drying and sterilization module, and a disinfectant supply device; the control system is located on the top surface of the cabinet, and the control system is connected to the disinfection and sterilization device, and the control system includes a control system; the beneficial effects are: the non-contact instrument cabinet and its disinfection and sterilization method proposed by the present invention adopt a non-contact operation by setting a door opening device, avoiding the contact pollution of the instrument cabinet, controlling from the source, and greatly reducing In order to reduce the infection risk of surgery, the automatic disinfection and sterilization device is installed, which greatly saves the labor cost of disinfection and sterilization, facilitates the operation and maintenance management of the hospital, and realizes the timely disinfection of the instrument cabinet every time it is used.

Description

A kind of non-contact instrument cabinet and its disinfection and sterilization method

technical field

The invention relates to the technical field of instrument cabinets, in particular to a non-contact instrument cabinet and a disinfection and sterilization method thereof.

Background technique

Medical devices refer to instruments, equipment, utensils, in vitro diagnostic reagents and calibrators, materials, and other similar or related items that are directly or indirectly used on the human body. The embedded instrument cabinet in the operating room is generally placed with sterile items and instruments. According to the operation and maintenance requirements of the clean operating room, the inside of the instrument cabinet needs to be cleaned and disinfected regularly.

In the prior art, the traditional equipment cabinet is generally a manual opening and closing structure, and the staff directly touch the equipment cabinet to access items. In actual operation, surgical hand disinfection is not standardized, and exogenous infection and medical accidents are easily caused by instrument operation; the existing operating room instrument cabinets do not have the function of disinfection and sterilization, and some hospitals have weak awareness of disinfection, which is affected by the cost. Restricted by factors, the traditional disinfection method is often used, that is, artificial surface disinfection. This disinfection method has a large manual workload and is prone to dead ends, resulting in incomplete disinfection.

However, the existing disinfection and sterilization equipment or methods for space and surfaces cannot solve the problem of man-machine coexistence. Long-term opening and closing of instrument cabinets will cause bacterial contamination. In addition, disinfection and sterilization are not timely, and there is a risk of cross-infection.

Contents of the invention

The object of the present invention is to provide a non-contact instrument cabinet and a disinfection and sterilization method thereof, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a non-contact instrument cabinet, including a cabinet body, the cabinet body is installed on the keel, the surface of the cabinet body is provided with a door opening device, and the interior of the cabinet body is equipped with a disinfection Sterilization device, the disinfection and sterilization device includes a transmission device, a drying and sterilization module, and a disinfectant supply device;

The control system is arranged on the top surface of the cabinet, the control system controls and connects the disinfection and sterilization device, and the control system includes the control system.

Preferably, the cabinet body includes a casing, a partition plate and a cabinet door, two groups of cabinet doors are symmetrically hinged at the door of the casing, the door opening device is installed between the casing and the cabinet door, and the partition plate is installed on the inner wall of the casing .

Preferably, the door opening device includes a servo motor, a push rod and a guide rail, the servo motor is installed on the surface of the keel, the push rod is fixed on the rotating shaft of the servo motor, and one end of the push rod is provided with a convex slider, and the convex slider The sliding connection is in the convex chute, the convex chute is set on the surface of the guide rail, and the guide rail is installed on the surface of the cabinet door.

Preferably, the transmission device includes a linear guide rail, a slider, a fixer, a gear, a motor fixing frame, a stepping motor and a rubber belt, and the linear guide rail includes two groups, and the two groups of linear guide rails are arranged horizontally and vertically respectively, and the linear guide rails are installed On the surface of the casing, the slider is slidably connected to the surface of the linear guide rail, the holder is installed on the inner wall of the casing, the bottom end of the longitudinally distributed linear guide rail is fixed on the surface of the holder, and the holder has an "L" shaped plate structure.

Preferably, the motor fixing frame is installed on the top surface of the housing, the stepper motor is fixed on the side plate of the motor fixing frame, the drive shaft of the stepping motor, the side plate of the motor fixing frame, the surface of the slider and the surface of the fixer Gears are mounted on each surface, and multiple sets of gears are traditionally connected by rubber belts.

Preferably, the drying and sterilization module includes a bracket, a rotating motor, a belt pulley, a PTC heater, a fan, a sterilizer, a steering gear, a UVC deep ultraviolet LED lamp, and an ultrasonic atomizing nozzle, and the bracket is slidably connected in a horizontal straight line On the guide rail, a rotating motor is installed on the surface of the bracket, and the belt pulley is connected to the surface of the bracket in rotation. The bottom of the sterilizer is equipped with steering gear, and the surface of the sterilizer is equipped with UVC deep ultraviolet LED lamps and ultrasonic atomizing nozzles.

Preferably, the disinfectant supply device includes a storage tank and a liquid supply pipeline, the storage tank is installed on the bottom surface of the top plate of the housing, and the liquid supply pipeline communicates with the ultrasonic atomizing nozzle and the storage tank.

Preferably, the control system includes a CPU controller, an infrared reflection gesture switch, a hydrogen peroxide concentration sensor and a DC power supply module, the CPU controller is installed on the top surface of the casing, the infrared reflection gesture switch is fixed on the surface of the cabinet door, and the peroxide The hydrogen concentration sensor is installed on the bottom surface of the top plate of the housing, and a DC power supply module is installed on the top surface of the housing, and the DC power supply module supplies power for the CPU controller, the infrared reflection gesture switch and the hydrogen peroxide concentration sensor.

Preferably, the inner ring mouth of the gear is rotatably connected with a turning handle, and one end of the turning handle is provided with a limit turning handle, and the outer side of the limit turning handle is provided with a limit sleeve, and the surface of the limit sleeve is provided with a reserved hole. There are storage slots and openings on the surface of the rack, the storage slots and the openings are connected, the inside of the opening is movably inserted with an extension rack, and both ends of the extension rack are provided with connecting pieces, which are in the shape of a "convex" Plate-shaped structure, the surface of the connecting piece is provided with a locking screw, which is screwed into the positioning groove on the surface of the rack after penetrating through the connecting piece.

A method for disinfection and sterilization of a non-contact instrument cabinet, the method comprising the following steps:

Install the instrument cabinet in place and connect the DC power module;

To carry out the initial thorough disinfection and sterilization operation, hang your palm on the prompt position of the cabinet door and wave it to the right;

The infrared reflection gesture switch detects the right swipe command, and the feedback signal is sent to the CPU controller;

After the CPU controller receives the signal, it performs logic operations and sends a door-opening signal to the door-opening device;

The door opening device receives the signal, the servo motor rotates, and the push rod is rotated, and one side of the push rod slides in the guide rail to open the door of the instrument cabinet;

The operator takes out the hydrogen peroxide storage tank and fills the hydrogen peroxide solution;

Wave your palm to the left, the infrared reflection gesture switch receives the signal, and controls the door opening device to close the door;

After the instrument cabinet door is closed, wave your palm down to start the disinfection and sterilization mode.

The drying and sterilization module receives the signal from the CPU controller, the disinfection and sterilizer rotates with the steering gear, and the ultrasonic atomizing nozzle faces the inside of the instrument cabinet;

The ultrasonic atomizing nozzle is turned on, spraying atomized hydrogen peroxide, and the UVC deep ultraviolet LED disinfection lamp is turned on;

The transmission device starts, the stepper motor rotates, and the rubber belt drives the slider to slide up and down and left and right, and 30 minutes of cycle disinfection and sterilization are performed on all positions in the instrument cabinet;

After the cycle sterilization is completed, turn on the PTC heater and fan to heat and dry the inside of the instrument cabinet, and at the same time accelerate the decomposition of the hydrogen peroxide disinfectant;

The hydrogen peroxide concentration sensor receives the hydrogen peroxide concentration signal, and when it is lower than the limit value, it feeds back a signal to the CPU controller, and the CPU controller issues an instruction, the PTC heater and fan are turned off, the transmission device is reset, and the disinfection and sterilization is completed.

Compared with prior art, the beneficial effect of the present invention is:

The non-contact instrument cabinet and its disinfection and sterilization method proposed by the present invention completely adopt non-contact operation by setting the door opening device, avoiding the contact pollution of the instrument cabinet, controlling from the source, and greatly reducing the infection risk of the operation. The automatic disinfection and sterilization device greatly saves the labor cost of disinfection and sterilization, facilitates the operation and maintenance management of the hospital, and realizes the timely disinfection of the instrument cabinet every time it is used.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the cabinet structure schematic diagram of the present invention;

Fig. 3 is a structural schematic diagram of the door opening device of the present invention;

Fig. 4 is a schematic diagram of the structure of the transmission device of the present invention;

Fig. 5 is the structure schematic diagram II of the transmission device of the present invention;

Fig. 6 is a structural schematic diagram III of the transmission device of the present invention;

Fig. 7 is a schematic structural diagram of the drying and sterilization module of the present invention;

Fig. 8 is a schematic structural view of the disinfectant supply device of the present invention;

Fig. 9 is a schematic diagram of a gas sensor of the present invention;

Fig. 10 is a schematic diagram of the control system of the present invention;

Fig. 11 is a schematic diagram of the gear structure of the present invention;

Fig. 12 is a schematic diagram of the structure of the gear of the present invention after being cut;

Fig. 13 is a schematic diagram of the connection structure between the gear and the limit sleeve of the present invention;

FIG. 14 is an enlarged schematic view of the structure at A in FIG. 13 .

In the figure: 1. cabinet body; 2. door opening device; 3. disinfection and sterilization device; 4. control system; 5. shell; 6. partition plate; 7. cabinet door; 8. servo motor; 9. push rod; 10. Guide rail; 12. Transmission device; 121. Linear guide rail; 122. Slider; 123. Fixer; 124. Gear; 125. Motor fixing frame; 126. Stepping motor; 127. Rubber belt; 13. Drying and sterilization Module; 131, bracket; 132, rotating motor; 133, belt pulley; 134, PTC heater; 135, fan; 136, disinfection and sterilizer; 137, steering gear; 138, UVC deep ultraviolet LED lamp; 139, ultrasonic fog 14. Disinfectant supply device; 141. Storage tank; 142. Liquid supply pipeline; 15. Control system; 151. CPU controller; 152. Infrared reflection gesture switch; 153. Hydrogen peroxide concentration sensor; 154. DC Power module; 16, keel; 17, turning handle; 18, limit turning handle; 19, limit sleeve; 20, storage slot; 21, hole; 22, extension rack; 23, connecting piece; ; 25, locking screw.

Detailed ways

In order to clearly and completely describe the purpose, technical solution, and advantages of the present invention, the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the present invention, rather than all embodiments, and are only used to explain the embodiments of the present invention, and are not intended to limit the embodiments of the present invention. All other embodiments obtained under the premise of creative work all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", " The orientation or positional relationship indicated by "bottom", "side", "vertical", "horizontal", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying References to devices or elements must have a particular orientation, be constructed, and operate in a particular orientation and therefore should not be construed as limiting the invention. Furthermore, the terms "a", "first", "second", "third", "fourth", "fifth" and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

For purposes of simplicity and illustration, the principles of the embodiments are mainly described with reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that in practice the embodiments may not be limited to these specific details. In some instances, well-known methods and structures have not been described in detail to avoid unnecessarily obscuring the embodiments. In addition, all the embodiments can be used in combination with each other.

Embodiment one

Please refer to Fig. 1 to Fig. 2, the present invention provides a kind of technical solution: a kind of non-contact instrument cabinet, comprises cabinet body 1, and cabinet body 1 is installed on the keel 16, and the surface of cabinet body 1 is provided with door opening device 2, so A disinfection and sterilization device 3 is installed inside the cabinet 1, and the disinfection and sterilization device 3 includes a transmission device 12, a drying and sterilization module 13, and a disinfectant supply device 14; the control system 4 is located on the top surface of the cabinet 1, and the control system 4. The control is connected to the disinfection and sterilization device 3, and the control system 4 includes the control system 15; by setting the door opening device, it completely adopts non-contact operation, avoids the contact pollution of the instrument cabinet, controls from the source, and greatly reduces the infection of the operation The installation of an automatic disinfection and sterilization device greatly saves the labor cost of disinfection and sterilization, facilitates the operation and maintenance management of the hospital, and realizes the timely disinfection of the instrument cabinet every time it is used.

Embodiment two

Referring to accompanying drawing 3, on the basis of embodiment one, in order to realize the opening and closing of cabinet door 7, cabinet body 1 comprises shell 5, dividing plate 6 and cabinet door 7, and the doorway of shell 5 is symmetrically hinged with two groups of cabinets. Door 7, door opener 2 is installed between shell 5 and cabinet door 7, and dividing plate 6 is installed on the inner wall of shell 5, and door opener 2 comprises servomotor 8, push rod 9 and guide rail 10, and servomotor 8 is installed on On the surface of the keel 16, the push rod 9 is fixed on the rotating shaft of the servo motor 8, and one end of the push rod 9 is provided with a convex slider, the convex slider is slidably connected in the convex chute, and the convex chute is opened on the guide rail. 10, the guide rail 10 is installed on the surface of the cabinet door 7.

Embodiment Three

Referring to accompanying drawings 4 to 6, on the basis of Embodiment 2, in order to realize the lifting adjustment of the disinfection mechanism, the transmission device 12 includes a linear guide rail 121, a slider 122, a fixer 123, a gear 124, a motor fixing frame 125, a stepper Motor 126 and rubber belt 127, linear guide rail 121 comprises two groups, and two groups of linear guide rails 121 are arranged horizontally and vertically respectively, and linear guide rail 121 is installed on the surface of shell 5, and slider 122 is slidably connected on the surface of linear guide rail 121, and fixer 123 is installed on the inner wall of the housing 5, the bottom end of the longitudinally distributed linear guide rail 121 is fixed on the surface of the holder 123, the holder 123 is an "L" shaped plate structure, and the motor fixing frame 125 is installed on the top surface of the housing 5, step by step Advance motor 126 is fixed on the side plate of motor holder 125, and gear 124 is all installed on the drive shaft of stepping motor 126, the side plate of motor holder 125, the surface of slide block 122 and the surface of holder 123, multiple groups The gears 124 are conventionally connected by a rubber belt 127 .

Embodiment Four

With reference to accompanying drawing 7 to Fig. 10, on the basis of embodiment three, in order to realize the spraying of sterilizing liquid, drying and sterilizing module 13 comprises bracket 131, rotating motor 132, belt pulley 133, PTC heater 134, fan 135, sterilizer Sterilizer 136, steering gear 137, UVC deep ultraviolet LED lamp 138 and ultrasonic atomizing nozzle 139, bracket 131 is slidably connected on the horizontal linear guide rail 121, the surface of bracket 131 is equipped with rotating motor 132, and belt pulley 133 is rotatably connected to the bracket 131, the PTC heater 134 is fixed on the top of the bracket 131, the surface of the PTC heater 134 is equipped with a fan 135, the disinfection sterilizer 136 is fixed on the top of the fan 135, and the bottom of the disinfection sterilizer 136 is equipped with a steering gear 137 , and the surface of the disinfection sterilizer 136 is provided with a UVC deep ultraviolet LED lamp 138 and an ultrasonic atomization nozzle 139, the disinfectant supply device 14 includes a storage tank 141 and a liquid supply pipeline 142, and the storage tank 141 is installed on the bottom surface of the top plate of the shell 5, The liquid supply pipeline 142 communicates with the ultrasonic atomizing nozzle 139 and the storage tank 141; the control system 15 includes a CPU controller 151, an infrared reflection gesture switch 152, a hydrogen peroxide concentration sensor 153 and a DC power supply module 154, and the CPU controller 151 is installed in the shell 5 The top surface of the top surface, the infrared reflection gesture switch 152 is fixed on the surface of the cabinet door 7, the hydrogen peroxide concentration sensor 153 is installed on the bottom surface of the top plate of the shell 5, and the top surface of the shell 5 is equipped with a DC power supply module 154, and the DC power supply module 154 is a CPU The controller 151, the infrared reflection gesture switch 152 and the hydrogen peroxide concentration sensor 153 are powered.

Embodiment five

Referring to Fig. 11 to Fig. 14, on the basis of Embodiment 4, in order to realize the elastic expansion after the rubber belt 127 is loosened, the inner ring mouth of the gear 124 is rotatably connected with a rotating handle 17, and one end of the rotating handle 17 is provided with a limited rotation. Handle 18, limit turning handle 18 is " I " shape cylindrical structure, and the outer cover of limit turning handle 18 is provided with limit sleeve 19, and the surface of limit cover 19 is provided with reserved hole, and the rack surface of gear 124 is provided with The receiving slot 20 and the opening 21 are connected through the receiving slot 20 and the opening 21, and the inside of the opening 21 is movably inserted with an extension rack 22, and the two ends of the extension rack 22 are provided with connecting pieces 23, and the connecting pieces 23 are in the shape of " The surface of the connecting piece 23 is provided with a locking screw 25, which is threaded through the connecting piece 23 and screwed into the positioning groove 24 opened on the surface of the rack, and the extension rack 22 is pulled out from the opening 21 and then fixed. The diameter of the turning track of 124 becomes larger.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides a contactless apparatus cabinet, includes the cabinet body (1), and the cabinet body (1) is installed on fossil fragments (16), and the surface of the cabinet body (1) is provided with door opener (2), its characterized in that: a disinfection and sterilization device (3) is arranged in the cabinet body (1), and the disinfection and sterilization device (3) comprises a transmission device (12), a drying and sterilization module (13) and a disinfectant liquid supply device (14);

the control system (4) is arranged on the top surface of the cabinet body (1), the control system (4) is in control connection with the disinfection and sterilization device (3), and the control system (4) comprises a control system (15).

2. The contactless instrument cabinet according to claim 1, wherein: the cabinet body (1) comprises a shell (5), a partition board (6) and cabinet doors (7), wherein two sets of cabinet doors (7) are symmetrically hinged to the door opening of the shell (5), the door opening device (2) is installed between the shell (5) and the cabinet doors (7), and the partition board (6) is installed on the inner wall of the shell (5).

3. The contactless instrument cabinet of claim 2, wherein: door opener (2) include servo motor (8), push rod (9) and guide rail (10), and the surface at fossil fragments (16) is installed in servo motor (8), and push rod (9) are fixed in servo motor (8)'s pivot, and the one end of push rod (9) is provided with protruding type slider, protruding type slider sliding connection in protruding type spout, and the surface at guide rail (10) is seted up to protruding type spout, and the surface at cabinet door (7) is installed in guide rail (10).

4. The contactless instrument cabinet according to claim 3, wherein: the transmission device (12) comprises linear guide rails (121), sliders (122), a fixer (123), gears (124), a motor fixing frame (125), a stepping motor (126) and a rubber belt (127), wherein the linear guide rails (121) comprise two groups, the two groups of linear guide rails (121) are respectively transversely and longitudinally arranged, the linear guide rails (121) are arranged on the surface of the shell (5), the sliders (122) are connected on the surface of the linear guide rails (121) in a sliding manner, the fixer (123) is arranged on the inner wall of the shell (5), the bottom ends of the longitudinally distributed linear guide rails (121) are fixed on the surface of the fixer (123), and the fixer (123) is of an L-shaped plate structure.

5. The contactless instrument cabinet according to claim 4, wherein: the motor fixing frame (125) is installed on the top surface of the shell (5), the stepping motor (126) is fixed on a side plate of the motor fixing frame (125), gears (124) are installed on a driving shaft of the stepping motor (126), the side plate of the motor fixing frame (125), the surface of the sliding block (122) and the surface of the fixer (123), and a plurality of groups of gears (124) are connected through a rubber belt (127) in a conventional mode.

6. The contactless instrument cabinet of claim 5, wherein: drying and sterilizing module (13) includes support (131), rotating electrical machines (132), belt pulley (133), PTC heater (134), fan (135), sterilizer (136), steering wheel (137), UVC deep ultraviolet LED lamp (138) and ultrasonic atomization shower nozzle (139), support (131) sliding connection is on horizontal linear guide (121), the surface mounting of support (131) has rotating electrical machines (132), belt pulley (133) rotate to be connected on the surface of support (131), PTC heater (134) are fixed in the top of support (131), the surface mounting of PTC heater (134) has fan (135), sterilizer (136) are fixed in the top of fan (135), steering wheel (137) are installed to the bottom of sterilizer (136), and the surface of sterilizer (136) is provided with UVC deep ultraviolet LED lamp (138) and ultrasonic atomization shower nozzle (139).

7. The contactless instrument cabinet of claim 6, wherein: the disinfectant liquid supply device (14) comprises a storage tank (141) and a liquid supply pipeline (142), the storage tank (141) is installed on the bottom surface of the top plate of the shell (5), and the liquid supply pipeline (142) is communicated with the ultrasonic atomization nozzle (139) and the storage tank (141).

8. The contactless instrument cabinet of claim 7, wherein: control system (15) include CPU controller (151), infrared reflection gesture switch (152), hydrogen peroxide concentration sensor (153) and direct current power supply module (154), the top surface at shell (5) is installed in CPU controller (151), infrared reflection gesture switch (152) are fixed on the surface of cabinet door (7), the roof bottom surface at shell (5) is installed in hydrogen peroxide concentration sensor (153), and direct current power supply module (154) is installed to the top surface of shell (5), direct current power supply module (154) are CPU controller (151), infrared reflection gesture switch (152) and hydrogen peroxide concentration sensor (153) power supply.

9. The contactless instrument cabinet according to claim 8, wherein: the utility model discloses a gear rack, including gear (124), the inner ring mouth of gear (124) rotates and is connected with rotation handle (17), the one end of rotating handle (17) is provided with spacing handle (18), the outside cover of spacing handle (18) is equipped with stop collar (19), the preformed hole has been seted up on the surface of stop collar (19), the rack surface of gear (124) has been seted up and has been accomodate groove (20) and wear mouthful (21), accomodate groove (20) and wear mouthful (21) and link up, the inside activity of wearing mouthful (21) is pegged graft and has been extended rack (22), the both ends of extending rack (22) all are provided with connection piece (23), connection piece (23) are "protruding" font platelike structure, the surface of connection piece (23) is provided with locking screw (25), the spiro union is in constant head tank (24) that the rack surface was seted up after running through connection piece (23).

10. A method for disinfecting and sterilizing a contactless instrument cabinet according to any one of claims 1 to 9, characterized by: the method comprises the following steps:

installing the instrument cabinet in place and switching on the direct-current power supply module;

carrying out initial thorough disinfection and sterilization operation, suspending the palm at the prompting position of the cabinet door, and waving to the right;

the infrared reflection gesture switch detects a command of waving to the right and feeds back a signal to the CPU controller;

after receiving the signal, the CPU controller performs logic operation and sends a door opening signal to the door opening device;

the door opening device receives the signal, the servo motor rotates to rotate the push rod, and one side of the push rod slides in the guide rail to open the cabinet door of the instrument;

the operator takes out the hydrogen peroxide storage tank and fills the hydrogen peroxide solution;

waving the palm leftwards, receiving a signal by an infrared reflection gesture switch, and controlling a door opening device to close the door;

after the cabinet door of the instrument is closed, the palm is swung downwards, and the disinfection and sterilization mode is started.

The drying and sterilizing module receives signals of the CPU controller, the disinfection sterilizer rotates along with the steering engine, and the ultrasonic atomizing nozzle faces the inside of the instrument cabinet;

starting an ultrasonic atomization nozzle to spray atomized hydrogen peroxide, and starting a UVC deep ultraviolet LED disinfection lamp;

the transmission device is started, the stepping motor rotates, the sliding block is driven by the rubber belt to slide up and down and left and right, and thirty-minute cyclic disinfection and sterilization are carried out on all positions in the instrument cabinet;

after the circulation sterilization is finished, the PTC heater and the fan are started to heat and dry the inside of the instrument cabinet, and the decomposition of the hydrogen peroxide disinfectant is accelerated;

the hydrogen peroxide concentration sensor receives the hydrogen peroxide concentration signal, when the hydrogen peroxide concentration signal is lower than a limit value, the hydrogen peroxide concentration signal is fed back to the CPU controller, the CPU controller sends out an instruction, the PTC heater and the fan are closed, the transmission device resets, and the disinfection and the sterilization are finished.

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