CN115751515A - A clean room sterilization system and sterilization method - Google Patents

Abstract

The invention discloses a clean room sterilization system and a sterilization method, comprising a sterilization box, an air inlet pipe fixed on the back side of the sterilization box, and an air outlet opened on the front side of the sterilization box. An air outlet net is installed inside the air outlet, a sterilizing box is fixed on the top of the sterilizing box, a liquid injection pipe is fixed on the surface of the sterilizing box, and a pump is fixed on the side of the sterilizing box close to the sterilizing box. body, and a connecting pipe is fixed between the disinfection box and the pump body. A clean room sterilization system and sterilization method according to the present invention can sterilize the air transported in through an ultraviolet sterilization lamp and a sterilizer, and then the bacteria in the air can be sterilized by the sterilizer. Harmful substances are eliminated, and the air in the clean room can be sterilized. Through the air volume sensor and dust detector, people can be reminded to replace the filter to avoid dust and impurities entering the clean room due to excessive use of the filter.

Description

A clean room sterilization system and sterilization method

technical field

The invention relates to the field of clean room sterilization, in particular to a clean room sterilization system and a sterilization method.

Background technique

Clean room refers to a well-sealed space that controls air cleanliness, temperature, humidity, pressure, noise and other parameters according to needs. The development of clean rooms is closely related to modern industry and cutting-edge technology. Due to the precision machinery industry , Such as gyroscopes, miniature bearings and other processing, semiconductor industry, such as large-scale integrated circuit production, etc., have promoted the development of clean room technology.

The existing clean room sterilization system has certain disadvantages in use. When sterilizing the clean room, the clean room cannot be sterilized through the air supply system, resulting in incomplete sterilization of the clean room, and the sterilization system is After a period of use, the filter needs to be replaced, but it is impossible to remind the user to replace the filter. It is easy to cause dust and impurities to enter the clean room due to excessive use of the filter. The operation of replacing the filter is very complicated and cumbersome, and it takes a lot of time. Therefore, we propose a clean room sterilization system and a sterilization method.

Contents of the invention

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the present invention provides a clean room sterilization system and a sterilization method, which can sterilize the incoming air through an ultraviolet sterilizing lamp and a sterilizer, and then the sterilizer can Eliminate harmful substances such as bacteria in the air, and realize the disinfection and sterilization of the air in the clean room. Through the air volume sensor and dust detector, it can remind people to replace the filter screen, and avoid dust impurities entering the clean room due to excessive use of the filter screen. Effectively solve the problems in the background technology.

(2) Technical solutions

In order to achieve the above object, the technical solution adopted by the present invention is: a clean room sterilization system, including a sterilization box, an air inlet pipe fixed on the back side of the sterilization box, and a An air outlet, an air outlet net is installed inside the air outlet, a disinfection box is fixed on the top of the sterilization box, a liquid injection pipe is fixed on the surface of the sterilization box, and the sterilization box is close to the side of the sterilization box A pump body is fixed on one side, a connecting pipe is fixed between the disinfection box and the pump body, a valve body is fixed on the surface of the connecting pipe, a spray plate is installed inside the sterilization box, and the pump body The output end is connected with the spray plate through a water pipe.

As a preferred technical solution of the present application, a sterilizer is arranged under the spray plate, the surface of the sterilizer is fixed on the inner wall of the sterilization box, and the lower surface of the sterilizer is fixed with a polymer wind hood, and the surface of the wind gathering hood is fixed on the inner wall of the sterilization box, two sets of ultraviolet sterilizing lamps are arranged below the wind gathering hood, and the two ends of the two sets of ultraviolet sterilizing lamps are It is fixed on the inner wall of the sterilization box through the lamp holder.

As a preferred technical solution of the present application, the upper surface of the air inlet pipe is hinged with a cover plate, the inside of the air inlet pipe is provided with a mesh groove, and a filter screen is installed in the mesh groove, and the filter The net and the air inlet pipe are slidably connected through the mesh groove, and an alarm is fixed on the side of the sterilization box close to the air inlet pipe.

As a preferred technical solution of the present application, moving grooves are symmetrically opened on both sides of the air inlet pipe close to the end of the cover plate, and a first spring is fixed in the moving groove, and the first spring is close to the filter. A push plate is fixed on one side of the net, a positioning block is fixed on the side of the push plate away from the first spring, a positioning groove is opened on the side of the filter net close to the positioning block, and the positioning block and The filter screen is slidably connected through the positioning groove, a pull rod is fixed on one side of the push plate, and a pull ring is fixed on a side of the pull rod away from the push plate.

As a preferred technical solution of the present application, the side of the air inlet pipe close to the pull ring is provided with a chute matching the pull rod, and the pull rod and the air inlet pipe are slidably connected through the chute .

As a preferred technical solution of the present application, the two sides of the push plate are symmetrically fixed with limit blocks, the inside of the air inlet pipe is provided with a limit groove matching the limit block, and the limit block It is slidably connected with the air inlet pipe through the limiting slot.

As a preferred technical solution of the present application, plate grooves are symmetrically opened on both sides of the air inlet pipe away from the end of the cover plate, and a pressure plate is arranged in the plate groove, and the pressure plate and the air inlet pipe pass through the plate groove Sliding connection, the side of the pressure plate close to the cover plate is fixed with a second spring, the end of the second spring away from the pressure plate is fixed inside the air inlet pipe, and the two sides of the pressure plate are symmetrically fixed with The guide block, the inner wall of the air inlet pipe is provided with guide grooves matching the two sets of guide blocks, and the guide block and the air inlet pipe are slidably connected through the guide grooves.

As a preferred technical solution of the present application, an organic frame is fixed inside the sterilization box, the air inlet pipe communicates with the machine frame through an air delivery pipe, and a fan is installed inside the machine frame. An air supply pipe is fixed on the side of the machine frame far away from the air delivery pipe, a bracket is fixed inside the machine frame, an air volume sensor is fixed in the middle of the support, and the air supply pipe is close to one end of the machine frame. Two groups of dust detectors are fixed symmetrically on both sides.

A method for using a clean room sterilization system, comprising the following steps:

S1: When it is necessary to sterilize the clean room, first inject the disinfectant into the interior of the disinfection box through the liquid injection pipe, and then start the fan. With the rotation of the fan, the air can pass through the air inlet pipe and the filter screen into the sterilizer in turn. The interior of the bacteria box, and is discharged from the air outlet with the delivery of the air supply pipe. During this period, by starting the pump body and opening the valve body, under the action of the pump body, the disinfectant inside the disinfection box can pass through the connecting pipe. It is transported into the interior of the spray plate, and then the spray plate atomizes and sprays out the disinfectant solution. Under the action of the wind, it can be mixed with air and sprayed out, thereby eliminating harmful substances such as bacteria in the air. After passing through the ultraviolet sterilizing lamp and the sterilizer in turn, the incoming air can be sterilized by the ultraviolet sterilizing lamp, and then the harmful substances such as bacteria in the air can be eliminated by the sterilizer to realize the sterilization of dust in the air. The elimination of bacteria can sterilize the air in the clean room, ensuring that the clean room is always in a sterile and clean environment;

S2: With the rotation of the fan, the air can be accelerated into the inside of the air supply pipe. During the rotation of the fan, the wind speed passing through the filter is detected by the air volume sensor. When the filter is blocked due to long-term use, the When the wind speed decreases, the alarm will be automatically activated through the air volume sensor. At this time, it means that the excessive dust and impurities accumulated inside the filter need to be replaced. In addition, during the process of air conveying, the dust concentration of the air conveyed in is monitored by the dust detector. Detection, when the dust detector detects that the dust concentration exceeds the standard, the alarm will be automatically activated to achieve the purpose of reminding to replace the filter and avoid excessive use of the filter to cause dust and impurities to enter the clean room;

S3: When the filter screen needs to be replaced or cleaned after being used for a period of time, when replacing the filter screen, first pull the cover plate to open it from the surface of the air inlet pipe, and drive the pull rod by pulling the pull rings on both sides of the air inlet pipe surface Moving, along with the movement of the pull rod, the push plate can be driven to slide inside the air inlet pipe, and the first spring can be squeezed with the movement of the push plate to deform and generate elastic force, and then drive the positioning block to break away from the positioning groove, so that Release the fixing of the filter net, and the limit block can be driven to slide inside the limit groove during the movement of the push plate, so as to limit the movement of the push plate, improve the stability of the push plate movement, and ensure that the positioning block can Stably inserted into or separated from the inside of the filter, when the fixation of the filter is released, the return elasticity of the second spring can drive the pressure plate to slide inside the air inlet pipe, and with the sliding of the pressure plate, it can drive the filter in the The inside of the air inlet pipe slides, so that the filter screen is ejected from the inside of the air inlet pipe, which is convenient for the operator to pull out the filter screen and replace the filter screen. During this period, the movement of the pressure plate can drive the guide block in the The inside of the guide groove slides, which can guide the movement of the pressure plate, and then push the filter out of the air inlet pipe smoothly, so as to realize the quick installation and disassembly of the filter, and then filter the dust and impurities in the air Align the bottom of the new filter with the opening of the mesh groove inside the air inlet pipe, press down on the filter to squeeze the inclined end of the surface of the positioning block, and then store the positioning block in the moving slot opened inside the air inlet pipe , as the filter continues to move down, the pressure plate will be pressed down again. When the pressure plate moves to the lowest end of the air inlet pipe, the positioning block is just on the side of the positioning slot. At this time, the positioning block is pushed forward by the elastic force of the first spring Inside the positioning groove, the installation of the filter can be completed. With the start of the fan, the air in the clean room can be dedusted, ensuring that the clean room is always in a dust-free, sterile and clean environment.

(3) Beneficial effects

Compared with the prior art, the present invention provides a clean room sterilization system and a sterilization method, which has the following beneficial effects: the clean room sterilization system and the sterilization method, when the clean room needs to be sterilized At the same time, the disinfectant is first injected into the interior of the sterilization box through the liquid injection pipe, and then the fan is started. With the rotation of the fan, the air can enter the interior of the sterilization box through the air inlet pipe and the filter screen in turn, and the air will be discharged along with the air supply pipe During this period, by starting the pump body and opening the valve body, under the action of the pump body, the disinfectant inside the disinfection box can be transported into the interior of the spray plate through the connecting pipe, and then sprayed by the spray plate The disinfectant is atomized and sprayed, and under the action of the wind, it can be mixed with the air and sprayed out, thereby eliminating harmful substances such as bacteria in the air. As the air is transported, it will pass through the ultraviolet sterilization lamp and the sterilizer in turn. The incoming air can be sterilized by the ultraviolet sterilizing lamp, and then the harmful substances such as bacteria in the air can be eliminated by the sterilizer to realize the elimination of dust and bacteria in the air, and the air in the clean room can be sterilized Sterilization ensures that the clean room is always in a sterile and clean environment. With the rotation of the fan, the air can be accelerated into the inside of the air supply pipe. During the rotation of the fan, the air velocity passing through the filter is monitored by the air volume sensor. Detection, when the filter screen is blocked due to long-term use, due to the decrease in wind speed, the air volume sensor will automatically activate the alarm. At this time, it means that too much dust and impurities accumulated inside the filter screen need to be replaced. , through the dust detector to detect the dust concentration of the air transported in, when the dust detector detects that the dust concentration exceeds the standard, the alarm will be automatically activated to achieve the purpose of reminding to replace the filter and avoid excessive use of the filter causing dust impurities to enter In the clean room, when the filter needs to be replaced or cleaned after a period of use, when replacing the filter, first pull the cover to open it from the surface of the air inlet pipe, and pull the rings on both sides of the surface of the air inlet pipe to drive The pull rod moves, and with the movement of the pull rod, the push plate can be driven to slide inside the air inlet pipe. With the movement of the push plate, the first spring can be squeezed to deform and generate elastic force, and then drive the positioning block to break away from the positioning groove. The fixing of the filter net can be released, and the limit block can be driven to slide inside the limit groove during the movement of the push plate, so as to limit the movement of the push plate, improve the stability of the push plate movement, and ensure the positioning block It can be stably inserted into or out of the filter net. When the fixation of the filter net is released, the return force of the second spring can drive the pressure plate to slide inside the air inlet pipe. With the sliding of the pressure plate, the filter net can be driven Sliding inside the air inlet pipe, so that the filter screen is ejected from the inside of the air inlet pipe, which is convenient for the operator to pull out the filter screen and replace the filter screen. During this period, the guide block can be driven by the movement of the pressure plate Sliding inside the guide groove can guide the movement of the pressure plate, and then push the filter screen out of the air inlet pipe smoothly, so as to realize the rapid installation and removal of the filter screen. Then filter the dust and impurities in the air, align the bottom of the new filter screen with the opening of the mesh groove inside the air inlet pipe, press down the filter screen to squeeze the inclined end of the surface of the positioning block, and then store the positioning block in the In the moving groove inside the air inlet pipe, as the filter continues to move down, the pressure plate will be pressed down again. When the pressure plate moves to the lowest end of the air inlet pipe, the positioning block is just on the side of the positioning groove. At this time, pass The elastic force of the first spring pushes the positioning block into the positioning groove to complete the installation of the filter. With the start of the fan, the air in the clean room can be dedusted, ensuring that the clean room is always dust-free, sterile and clean environment.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a clean room sterilization system and sterilization method according to the present invention.

Fig. 2 is a schematic diagram of the back structure of a sterilization box in a clean room sterilization system and sterilization method according to the present invention.

Fig. 3 is a partial cross-sectional view of a sterilization box in a clean room sterilization system and sterilization method according to the present invention.

Fig. 4 is a cross-sectional view of an air inlet pipe in a clean room sterilization system and sterilization method according to the present invention.

Fig. 5 is a partial cross-sectional view of an air inlet pipe and a filter screen in a clean room sterilization system and sterilization method according to the present invention.

Fig. 6 is a partial cross-sectional view of an air inlet pipe and a filter screen in a clean room sterilization system and sterilization method according to the present invention.

Fig. 7 is a structural schematic diagram of a machine frame in a clean room sterilization system and sterilization method according to the present invention.

Fig. 8 is a cross-sectional view of an air supply pipe in a clean room sterilization system and sterilization method according to the present invention.

In the figure: 1. Sterilization box; 2. Air inlet pipe; 3. Air outlet; 4. Air outlet net; 5. Sterilization box; 6. Liquid injection pipe; 7. Pump body; 8. Connecting pipe; 9. Valve Body; 10, cover plate; 11, filter screen; 12, alarm; 13, spray plate; 14, sterilizer; 15, gathering wind cover; 16, ultraviolet sterilization lamp; 17, first spring; 19, the second spring; 20, pressing plate; 21, push plate; 22, limit groove; 23, limit block; 29. Air duct; 30. Machine frame; 31. Fan; 32. Air duct; 33. Bracket; 34. Air volume sensor; 35. Dust detector.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are some of the embodiments of the present invention, rather than all of them. It is only used to illustrate the present invention and should not be construed as limiting the scope of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention. Those who do not indicate the specific conditions in the examples are carried out according to the conventional conditions or the conditions suggested by the manufacturer. The reagents or instruments used were not indicated by the manufacturer, and they were all conventional products that could be purchased from the market.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship 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 that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not 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.

Embodiment one:

As shown in Figures 1-8, a clean room sterilization system includes a sterilization box 1, an air inlet pipe 2 fixed on the back side of the sterilization box 1, and an air outlet 3 set on the front surface of the sterilization box 1, An air outlet net 4 is installed inside the air outlet 3, a sterilizing box 5 is fixed on the top of the sterilizing box 1, a liquid injection pipe 6 is fixed on the surface of the sterilizing box 5, and a pump is fixed on the side of the sterilizing box 1 close to the sterilizing box 5. body 7, a connecting pipe 8 is fixed between the disinfection box 5 and the pump body 7, the surface of the connecting pipe 8 is fixed with a valve body 9, the inside of the sterilization box 1 is equipped with a spray plate 13, and the output end of the pump body 7 passes through a water pipe and Spray plates 13 are connected.

As a preferred technical solution of the present application, a sterilizer 14 is arranged below the spray plate 13, the surface of the sterilizer 14 is fixed on the inner wall of the sterilization box 1, and the lower surface of the sterilizer 14 is fixed with a wind gathering cover 15 , and the surface of the wind gathering cover 15 is fixed on the inner wall of the sterilization box 1, two groups of ultraviolet sterilization lamps 16 are arranged below the wind gathering cover 15, and the two ends of the two groups of ultraviolet sterilization lamps 16 are all fixed on the The inner wall of the sterilization box 1.

As a preferred technical solution of the present application, the upper surface of the air inlet pipe 2 is hinged with a cover plate 10, and the inside of the air inlet pipe 2 is provided with a mesh groove, and a filter screen 11 is installed in the mesh groove, and the filter screen 11 It is slidably connected with the air inlet pipe 2 through the mesh groove, and an alarm 12 is fixed on the side of the sterilization box 1 near the air inlet pipe 2 .

Embodiment two:

On the basis of Embodiment 1, as shown in Figures 1-8, a clean room sterilization system includes a sterilization box 1 and an air inlet pipe 2 fixed on the back side of the sterilization box 1 and a 1 The air outlet 3 on the front face, the inside of the air outlet 3 is equipped with an air outlet net 4, the top of the sterilization box 1 is fixed with a disinfection box 5, and the surface of the disinfection box 5 is fixed with a liquid injection pipe 6, and the sterilization box 1 is close to the disinfection box. A pump body 7 is fixed on one side of the case 5, a connecting pipe 8 is fixed between the disinfection case 5 and the pump body 7, a valve body 9 is fixed on the surface of the connecting pipe 8, a spray plate 13 is installed inside the sterilization case 1, and the pump The output end of body 7 is connected with spray plate 13 through water pipe.

As a preferred technical solution of the present application, the two sides of the air inlet pipe 2 close to the end of the cover plate 10 are symmetrically provided with moving grooves, and the first spring 17 is fixed in the moving groove, and the first spring 17 is close to a side of the filter screen 11. The side is fixed with a push plate 21, and the side of the push plate 21 away from the first spring 17 is fixed with a positioning block 24, and the filter screen 11 is provided with a positioning groove 25 near the side of the positioning block 24, and the positioning block 24 and the filter screen 11 pass through the positioning The groove 25 is slidably connected, a pull rod 18 is fixed on one side of the push plate 21 , and a pull ring 26 is fixed on the side of the pull rod 18 away from the push plate 21 .

As a preferred technical solution of the present application, the side of the air inlet pipe 2 close to the pull ring 26 is provided with a chute matching the pull rod 18, and the pull rod 18 and the air inlet pipe 2 are slidably connected through the chute.

As a preferred technical solution of the present application, the two sides of the push plate 21 are symmetrically fixed with a limit block 23, and the inside of the air inlet pipe 2 is provided with a limit groove 22 matching the limit block 23, and the limit block 23 and the inlet The air pipe 2 is slidably connected through the limiting groove 22 .

Embodiment three:

On the basis of Embodiment 1 and Embodiment 2, as shown in Figures 1-8, a clean room sterilization system includes a sterilization box 1, an air inlet pipe 2 fixed on the back side of the sterilization box 1 and At the air outlet 3 on the front end of the sterilization box 1, an air outlet net 4 is installed inside the air outlet 3, a disinfection box 5 is fixed on the top of the sterilization box 1, and a liquid injection pipe 6 is fixed on the surface of the sterilization box 5 for sterilization. A pump body 7 is fixed on the side of the box 1 close to the disinfection box 5, a connecting pipe 8 is fixed between the disinfection box 5 and the pump body 7, a valve body 9 is fixed on the surface of the connecting pipe 8, and a sprayer is installed inside the sterilization box 1. The plate 13 and the output end of the pump body 7 are connected with the spray plate 13 through a water pipe.

As a preferred technical solution of the present application, a plate groove is symmetrically opened on both sides of the air inlet pipe 2 away from the end of the cover plate 10, and a pressure plate 20 is arranged in the plate groove, and the pressure plate 20 and the air inlet pipe 2 slide through the plate groove connection, the side of the pressure plate 20 close to the cover plate 10 is fixed with a second spring 19, the end of the second spring 19 away from the pressure plate 20 is fixed inside the air inlet pipe 2, and the two sides of the pressure plate 20 are symmetrically fixed with guide blocks 27, the air intake The inner wall of the pipe 2 is provided with guide grooves 28 matching the two sets of guide blocks 27 , and the guide blocks 27 and the air inlet pipe 2 are slidably connected through the guide grooves 28 .

As a preferred technical solution of the present application, the organic frame 30 is fixed inside the sterilization box 1, and the air inlet pipe 2 and the machine frame 30 are communicated through the air delivery pipe 29. The inside of the machine frame 30 is equipped with a fan 31, and the machine frame 30 is fixed with an air supply pipe 32 on the side away from the air delivery pipe 29, a bracket 33 is fixed inside the machine frame 30, and an air volume sensor 34 is fixed in the middle of the bracket 33, and the two sides of the air supply pipe 32 near the end of the machine frame 30 are fixed symmetrically There are two groups of dust detectors 35 .

A method for using a clean room sterilization system, comprising the following steps:

S1: When it is necessary to sterilize the clean room, first inject the disinfectant into the interior of the disinfection box 5 through the liquid injection pipe 6, and then start the fan 31, and the air can pass through the air inlet pipe 2 sequentially with the rotation of the fan 31 and the filter screen 11 enter the interior of the sterilization box 1, and are discharged from the air outlet 3 along with the delivery of the air supply pipe 32. During this period, by starting the pump body 7 and opening the valve body 9, under the action of the pump body 7 , the sterilizing solution inside the sterilizing box 5 can be transported into the inside of the spray plate 13 through the connecting pipe 8, and the sterilizing solution is atomized and sprayed out by the spray plate 13. Under the action of wind force, it can be mixed with air and sprayed, and then Harmful substances such as bacteria in the air are eliminated, along with the conveying of air, can pass through ultraviolet sterilizing lamp 16 and sterilizer 14 successively, can carry out sterilizing treatment to the air conveyed in by ultraviolet sterilizing lamp 16, then by sterilizing The device 14 can eliminate harmful substances such as bacteria in the air, realize the elimination of dust and bacteria in the air, and can sterilize the air in the clean room, ensuring that the clean room is always in a sterile and clean environment;

S2: With the rotation of the fan 31, the air can be accelerated into the inside of the air supply pipe 32. During the rotation of the fan 31, the wind speed passing through the filter 11 is detected by the air volume sensor 34. When the filter 11 When using and causing blockage, because the wind speed decreases, the alarm 12 will be automatically activated by the air volume sensor 34. At this time, it is explained that the excessive dust impurities accumulated inside the filter screen 11 need to be replaced, and, in the process of air delivery, through the dust detection The instrument 35 detects the dust concentration of the air transported in. When the dust detector 35 detects that the dust concentration exceeds the standard, the alarm 12 will be automatically activated to achieve the purpose of reminding to replace the filter screen 11, and to avoid the excessive use of the filter screen 11, which will cause dust impurities to enter into the clean room;

S3: When the filter screen 11 needs to be replaced or cleaned after being used for a period of time, when replacing the filter screen 11, first pull the cover plate 10 to open it from the surface of the air inlet pipe 2, and pull the two sides of the surface of the air inlet pipe 2 The pull ring 26 drives the pull rod 18 to move, and the movement of the pull rod 18 can drive the push plate 21 to slide inside the air inlet pipe 2, and the movement of the push plate 21 can squeeze the first spring 17 so that it deforms and Generate elastic force, and then drive the positioning block 24 to break away from the positioning groove 25, so that the fixing of the filter screen 11 is released, and the limit block 23 can be driven to slide in the inside of the limit groove 22 in the process of the push plate 21 moving, thereby pushing the push plate The movement of 21 is limited to improve the stability of push plate 21 movement, to ensure that positioning block 24 can be stably inserted into or separated from the inside of filter screen 11. The elastic force can drive the pressing plate 20 to slide inside the air inlet pipe 2, and as the pressing plate 20 slides, it can drive the filter screen 11 to slide inside the air inlet pipe 2, thereby ejecting the filter screen 11 from the inside of the air inlet pipe 2, It is convenient for the operator to pull out the filter screen 11 and replace the filter screen 11. During this period, the movement of the pressing plate 20 can drive the guide block 27 to slide inside the guide groove 28, and the movement of the pressing plate 20 can be carried out. guide, and then smoothly push out the filter screen 11 from the inside of the air inlet pipe 2, so as to realize the rapid installation and disassembly of the filter screen 11, and then filter the dust and impurities in the air, and align the bottom of the new filter screen 11 From the opening of the mesh groove inside the air inlet pipe 2, the inclined end of the surface of the positioning block 24 is squeezed by pressing down the filter screen 11, and then the positioning block 24 is accommodated in the moving groove provided inside the air inlet pipe 2, and as the filtering The continuous downward movement of the net 11 will press down the pressing plate 20 again. When the pressing plate 20 moved to the lowest end of the air inlet pipe 2, the positioning block 24 was just positioned at the side of the positioning groove 25. At this time, the elastic force of the first spring 17 will Positioning block 24 pushes the inside of positioning groove 25, can finish the installation to filter screen 11, along with the start of blower fan 31, can carry out dedusting to the air in clean room, has guaranteed that clean room is in dust-free aseptic clean environment all the time.

Working principle: the present invention includes a sterilization box 1, an air inlet pipe 2, an air outlet 3, an air outlet net 4, a disinfection box 5, a liquid injection pipe 6, a pump body 7, a connecting pipe 8, a valve body 9, a cover plate 10, Filter screen 11, alarm 12, spray plate 13, sterilizer 14, wind gathering cover 15, ultraviolet sterilizing lamp 16, first spring 17, pull rod 18, second spring 19, pressure plate 20, push plate 21, limit position Slot 22, limit block 23, positioning block 24, positioning slot 25, pull ring 26, guide block 27, guide groove 28, air delivery pipe 29, machine frame 30, fan 31, air supply pipe 32, bracket 33, air volume sensor 34 and the dust detector 35, when in use, when the clean room needs to be sterilized, first inject the disinfectant into the inside of the disinfection box 5 through the liquid injection pipe 6, then start the fan 31, and then the fan 31 The rotation of the air can make the air enter the inside of the sterilization box 1 through the air inlet pipe 2 and the filter screen 11 in turn, and be discharged from the air outlet 3 along with the delivery of the air supply pipe 32. During this period, by starting the pump body 7, and opening The valve body 9, under the action of the pump body 7, can transport the sterilizing solution inside the sterilizing box 5 into the inside of the spray plate 13 through the connecting pipe 8, and then atomize the sterilizing solution by the spray plate 13. Next, it can be mixed and sprayed with air, and then eliminate harmful substances such as bacteria in the air. As the air is transported, it will pass through the ultraviolet sterilization lamp 16 and the sterilizer 14 in turn, and the ultraviolet sterilization lamp 16 can be used to transport in The air in the clean room is sterilized, and then the sterilizer 14 can eliminate harmful substances such as bacteria in the air, realize the elimination of bacteria in the dust in the air, and can sterilize the air in the clean room, ensuring that the clean room It is always in a sterile and clean environment. With the rotation of the fan 31, the air can be accelerated into the inside of the air supply pipe 32. During the rotation of the fan 31, the wind speed passing through the filter screen 11 is detected by the air volume sensor 34. When When the filter screen 11 is used for a long time to cause blockage, the alarm 12 will be automatically activated by the air volume sensor 34 due to the reduction of the wind speed. Among them, the dust concentration of the air transported in is detected by the dust detector 35, and the alarm 12 will be automatically activated when the dust detector 35 detects that the dust concentration exceeds the standard, so as to achieve the purpose of reminding to replace the filter screen 11 and avoid excessive filter screen 11. The use causes dust and impurities to enter the clean room. When the filter screen 11 needs to be replaced or cleaned after being used for a period of time, when the filter screen 11 is replaced, first pull the cover plate 10 to open it from the surface of the air inlet pipe 2. By pulling The pull rings 26 on both sides of the surface of the air inlet pipe 2 drive the pull rod 18 to move, and the movement of the pull rod 18 can drive the push plate 21 to slide inside the air inlet pipe 2, and the first push plate 21 can be squeezed as the movement of the push plate 21. The spring 17 makes it deform and generate elastic force, and then drives the positioning block 24 to break away from the positioning groove 25, so that the fixing to the filter screen 11 is removed, and the limiter can be driven in the process of the push plate 21 moving. The positioning block 23 slides inside the limit groove 22, thereby limiting the movement of the push plate 21, improving the stability of the movement of the push plate 21, and ensuring that the positioning block 24 can be stably inserted into or separated from the inside of the filter screen 11, When the fixing of the filter screen 11 is released, the return elastic force of the second spring 19 can drive the pressing plate 20 to slide inside the air inlet pipe 2, and the sliding of the pressing plate 20 can drive the filter screen 11 inside the air inlet pipe 2 Sliding, so that the filter screen 11 is ejected from the inside of the air inlet pipe 2, which is convenient for the operator to pull out the filter screen 11 and facilitate the replacement of the filter screen 11. During this period, the movement of the pressing plate 20 can drive the guide block 27 slides inside the guide groove 28, can guide the movement of the pressing plate 20, and then smoothly push the filter screen 11 out from the inside of the air inlet pipe 2, thereby realizing fast installation and disassembly of the filter screen 11, and then Filter the dust and impurities in the air, align the bottom of the new filter screen 11 with the opening of the mesh groove inside the air inlet pipe 2, squeeze the inclined end of the surface of the positioning block 24 by pressing the filter screen 11 down, and then place the positioning block 24 is accommodated in the moving slot provided inside the air inlet pipe 2. As the filter screen 11 continues to move down, the pressure plate 20 will be pressed down again. When the pressure plate 20 moves to the lowest end of the air inlet pipe 2, the positioning block 24 is just in position One side of the groove 25, at this moment, by the elastic force of the first spring 17, the positioning block 24 is pushed into the inside of the positioning groove 25, and the installation of the filter screen 11 can be completed. The air is dedusted to ensure that the clean room is always in a dust-free, sterile and clean environment.

It should be noted that in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between such entities or operations. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention.

Claims (9)

1. A clean room sterilization system, comprising a sterilization case (1) and an air inlet pipe (2) fixed on the back side of the sterilization case (1) and a front end face of the sterilization case (1) The air outlet (3) is characterized in that: the inside of the air outlet (3) is equipped with an air outlet net (4), the top of the sterilization box (1) is fixed with a disinfection box (5), and the disinfection The surface of the case (5) is fixed with a liquid injection pipe (6), and the side of the sterilizing case (1) near the sterilizing case (5) is fixed with a pump body (7), and the sterilizing case (5) and A connecting pipe (8) is fixed between the pump bodies (7), a valve body (9) is fixed on the surface of the connecting pipe (8), and a spray plate (13) is installed inside the sterilization box (1). ), the output end of the pump body (7) is connected with the spray plate (13) through a water pipe. 2. A clean room sterilization system according to claim 1, characterized in that: a sterilizer (14) is arranged below the spray plate (13), and the surface of the sterilizer (14) is fixed On the inner wall of the sterilization case (1), the lower surface of the sterilizer (14) is fixed with a wind gathering cover (15), and the surface of the wind gathering cover (15) is fixed on the sterilization case (1) inner wall, two groups of ultraviolet sterilizing lamps (16) are arranged below the described wind collecting cover (15), and the two ends of the described ultraviolet sterilizing lamps (16) of the two groups are all fixed on the place by lamp holders. Describe the inner wall of the sterilization box (1). 3. A clean room sterilization system according to claim 2, characterized in that: the upper surface of the air inlet pipe (2) is hinged with a cover plate (10), and the air inlet pipe (2) There is a net slot inside the net slot, and a filter screen (11) is installed in the net slot, and the filter screen (11) and the air inlet pipe (2) are slidably connected through the net slot, and the sterilization box (1 ) is fixed with an alarm (12) near the side of the air inlet pipe (2). 4. A clean room sterilization system according to claim 3, characterized in that moving slots are symmetrically opened on both sides of the air inlet pipe (2) close to the end of the cover plate (10), and the moving A first spring (17) is fixed in the groove, and a push plate (21) is fixed on one side of the first spring (17) near the filter screen (11), and the push plate (21) is far away from the first One side of spring (17) is fixed with locating block (24), and described screen pack (11) is provided with locating groove (25) near the side of described locating block (24), and described locating block (24) and The filter screen (11) is slidably connected through the positioning groove (25), and a pull rod (18) is fixed on one side of the push plate (21), and the pull rod (18) is away from the side of the push plate (21). One side is fixed with draw ring (26). 5. A clean room sterilization system according to claim 4, characterized in that: the side of the air inlet pipe (2) close to the pull ring (26) has a A matching chute, through which the pull rod (18) and the air inlet pipe (2) are slidably connected. 6. A clean room sterilization system according to claim 5, characterized in that: the two sides of the push plate (21) are symmetrically fixed with limiting blocks (23), and the inside of the air inlet pipe (2) A limit slot (22) matching the limit block (23) is provided, and the limit block (23) and the air inlet pipe (2) are slidably connected through the limit slot (22). 7. A clean room sterilization system according to claim 6, characterized in that: the two sides of the air inlet pipe (2) away from the end of the cover plate (10) are symmetrically provided with plate grooves, and the plate grooves A pressing plate (20) is provided, and the pressing plate (20) and the air inlet pipe (2) are slidably connected through the plate groove, and the side of the pressing plate (20) close to the cover plate (10) is fixed with a second Spring (19), the end of the second spring (19) away from the pressure plate (20) is fixed inside the air inlet pipe (2), and the two sides of the pressure plate (20) are symmetrically fixed with guide blocks ( 27), the inner wall of the air inlet pipe (2) is provided with guide grooves (28) matching the two sets of guide blocks (27), and the guide blocks (27) and the air inlet pipe (2 ) is slidably connected through the guide groove (28). 8. The clean room sterilization system according to claim 7, characterized in that: an organic frame (30) is fixed inside the sterilization box (1), the air inlet pipe (2) and the The machine frames (30) communicate with each other through the air delivery pipe (29), the inside of the machine frame (30) is equipped with a fan (31), and the machine frame (30) is far away from one side of the air delivery pipe (29). An air supply pipe (32) is fixed on the side, a bracket (33) is fixed inside the machine frame (30), an air flow sensor (34) is fixed in the middle of the support (33), and the air supply pipe (32) Two groups of dust detectors (35) are fixed symmetrically on both sides close to one end of the machine frame (30). 9. A method for using a clean room sterilization system, characterized in that: comprising the following steps: S1: When it is necessary to sterilize the clean room, first inject the disinfectant into the interior of the disinfection box (5) through the liquid injection pipe (6), then start the fan (31), and the rotation of the fan (31) can The air enters the interior of the sterilization box (1) through the air inlet pipe (2) and the filter screen (11) in sequence, and is discharged from the air outlet (3) along with the delivery of the air supply pipe (32). Start the pump body (7) and open the valve body (9). Under the action of the pump body (7), the disinfectant inside the disinfection box (5) can be transported into the spray plate (13) through the connecting pipe (8). Inside, the spray plate (13) atomizes and sprays out the disinfectant solution. Under the action of the wind, it can be mixed with air and sprayed out, thereby eliminating harmful substances such as bacteria in the air. As the air is conveyed, it will pass through Ultraviolet sterilizing lamp (16) and sterilizer (14), can carry out sterilizing treatment to the air that comes in by ultraviolet sterilizing lamp (16), can sterilize harmful bacteria etc. in the air again by sterilizer (14). Substance elimination, realize the elimination of dust and bacteria in the air, and can sterilize the air in the clean room, ensuring that the clean room is always in a sterile and clean environment; S2: With the rotation of the blower fan (31), the air can be accelerated into the inside of the air supply pipe (32). During the rotation of the blower fan (31), the air flow sensor (34) passes through the filter screen (11) The wind speed is detected, and when the filter screen (11) is used for a long time to cause blockage, the alarm (12) will be automatically activated by the air volume sensor 34 due to the wind speed reduction. Impurities need to be replaced, and, in the process of air delivery, the dust concentration of the air conveyed in is detected by the dust detector (35), and the alarm (12) will be automatically activated when the dust detector (35) detects that the dust concentration exceeds the standard. ), so as to achieve the purpose of reminding to replace the filter screen (11), and avoid excessive use of the filter screen (11) to cause dust and impurities to enter the clean room; S3: When the filter screen (11) needs to be replaced or cleaned after being used for a period of time, when replacing the filter screen (11), first pull the cover plate (10) to open it from the surface of the air inlet pipe (2), and pass Pull the pull rings (26) on both sides of the surface of the air inlet pipe (2) to drive the pull rod (18) to move, and the movement of the pull rod (18) can drive the push plate (21) to slide inside the air inlet pipe (2) , with the movement of the push plate (21), the first spring (17) can be squeezed to deform and generate elastic force, and then drive the positioning block (24) to break away from the positioning groove (25), so that the filter screen (11) is released Fixed, in the process of pushing pedal (21) moving, can drive limit piece (23) to slide in the inside of limit groove (22), thereby limit the movement of push pedal (21), improve push pedal (21) ) movement stability, to ensure that the positioning block (24) can be stably inserted into or separated from the inside of the filter screen (11). The pressure plate (20) is driven to slide inside the air inlet pipe (2), and the filter screen (11) can be driven to slide inside the air inlet pipe (2) along with the sliding of the pressure plate (20), so that the filter screen (11) ) pops up from the inside of the air inlet pipe (2), which is convenient for the operator to pull out the filter screen (11) and replace the filter screen (11). During this period, the movement of the pressure plate (20) can drive the guide The block (27) slides inside the guide groove (28), can guide the movement of the pressing plate (20), and then smoothly push the filter screen (11) out from the inside of the air inlet pipe (2), thereby realizing the filter The net (11) is quickly installed and disassembled, and then the dust and impurities in the air are filtered, and the bottom of the new filter net (11) is aligned with the opening of the net groove inside the air inlet pipe (2), and then press down The filter screen (11) squeezes the inclined end of the surface of the positioning block (24), and then the positioning block (24) is accommodated in the moving groove provided inside the air inlet pipe (2), and as the filter screen (11) continuously moves down Press down the pressing plate (20) again, when the pressing plate (20) moves to the lowest end of the air inlet pipe (2), the positioning block (24) is just located on one side of the positioning groove (25), at this time, the first spring The elastic force of (17) pushes the positioning block (24) into the inside of the positioning groove (25), and the installation of the filter screen (11) can be completed. With the start of the blower fan (31), the air in the clean room can be dedusted. , to ensure that the clean room is always in a dust-free and sterile environment.

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