Automatic degerming access door structure of dust-free clean room

Abstract

The invention relates to the technical field of dust-free clean room access door structures, and provides a dust-free clean room automatic sterilization access door structure which is connected to the outer side of the side wall of a dust-free clean room, and a first access and a second access are formed in the side wall of the dust-free clean room. The automatic degerming access door structure of the dust-free clean room comprises an inner wall body, a first outer wall body and a second outer wall body, a pretreatment chamber is formed on the inner side of the inner wall body, a first disinfection chamber is defined by the first outer wall body, the inner wall body and side walls, a second disinfection chamber is defined by the second outer wall body, the inner wall body and the side walls, and a third access and a fourth access are further formed in the inner wall body. A fifth entrance and exit is formed in the first outer wall body, and a sixth entrance and exit is formed in the second outer wall body; a first door body, a second door body, a third door body, a fourth door body, a fifth door body and a sixth door body; according to the access door structure, the dust removal, sterilization and disinfection efficiency is improved, and the free access ability of personnel is improved.

Description

Technical Field

[0001] The present application relates to the technical field of dust-free clean room access door structures, and more specifically, to an automatic sterilization access door structure for a dust-free clean room. Background Art

[0002] A dust-free clean room is also called an ultra-clean room, or a dust-free room or a clean room. A dust-free clean room is a specially designed room that removes pollutants such as particles, harmful air, and bacteria from the air within a certain space, and controls the indoor temperature, cleanliness, indoor pressure, airflow speed and distribution, noise vibration, lighting, and static electricity within a certain required range. Regardless of how the external air conditions change, the room can maintain the originally set cleanliness, temperature, humidity, and pressure. The main function of a dust-free clean room is to control the cleanliness, temperature, and humidity of the atmosphere that products (such as silicon chips, etc.) are exposed to, so that users can produce and manufacture products in a good environment.

[0003] A clean room entrance and exit door structure is installed at the entrance and exit of a clean room in the prior art. The clean room entrance and exit door structure can usually perform disinfection treatments such as dust removal and sterilization on personnel entering the clean room, thereby preventing people from bringing dust and bacteria into the clean room. However, the clean room entrance and exit door structure in the prior art has many defects: for example, it is impossible to perform dust removal and sterilization treatments on multiple people at the same time, and when a person is performing dust removal and sterilization in the clean room entrance and exit door structure to prepare to enter the clean room, the person inside the clean room cannot leave the clean room through the clean room entrance and exit door structure. Summary of the invention

[0004] In view of this, the present application provides a dust-free clean room automatic sterilization door structure to solve the technical problems that the clean room door structure in the prior art cannot perform dust removal and sterilization treatment on multiple people at the same time and it is difficult for indoor and outdoor people to enter and exit freely at the same time.

[0005] The present application provides an automatic sterilization door structure for a clean room, wherein the automatic sterilization door structure for a clean room is connected to the outer side of a side wall of the clean room, and the side wall of the clean room is formed with a first entrance and a second entrance, and the automatic sterilization door structure for a clean room includes: An inner wall, a first outer wall and a second outer wall respectively connected to the outer sides of the side walls of the dust-free clean room, a pretreatment room is formed on the inner side of the inner wall, the first outer wall and the second outer wall are respectively located on both sides of the inner wall and are respectively connected to the inner wall, the first outer wall, the inner wall and the side wall together form a first disinfection room, the second outer wall, the inner wall and the side wall together form a second disinfection room, the first disinfection room is connected to the interior of the dust-free clean room through the first entrance and exit, the second disinfection room is connected to the interior of the dust-free clean room through the second entrance and exit, the inner wall is further formed with a third entrance and exit connecting the first disinfection room and the pretreatment room and a fourth entrance and exit connecting the second disinfection room and the pretreatment room, the first outer wall is formed with a fifth entrance and exit connecting the first disinfection room and the outer side of the first outer wall, and the second outer wall is formed with a sixth entrance and exit connecting the second disinfection room and the outer side of the second outer wall; A first door body that can be opened and closed installed at the first entrance and exit, a second door body that can be opened and closed installed at the second entrance and exit, a third door body that can be opened and closed installed at the third entrance and exit, a fourth door body that can be opened and closed installed at the fourth entrance and exit, a fifth door body that can be opened and closed installed at the fifth entrance and exit, and a sixth door body that can be opened and closed installed at the sixth entrance and exit; A dust blowing device, the dust blowing device is liftably arranged in the pretreatment chamber; A disinfectant spraying device is provided in both the first disinfection chamber and the second disinfection chamber.

[0006] Furthermore, an opening is formed at one end of the inner wall away from the side wall of the dust-free clean room, and a flexible curtain sealing the opening or a main door installed at the opening in an openable and closable manner is provided at the opening, and a first exhaust system is provided on the upper or lower side of the pretreatment chamber.

[0007] Furthermore, the automatic sterilization door structure for the dust-free clean room includes a vertical electric guide rail arranged in the pretreatment chamber, and the dust blowing device includes a dust blowing ring pipe connected to the slider of the vertical electric guide rail, and a circle of air outlet nozzles are arranged at intervals on the inner side of the dust blowing ring pipe. The dust blowing ring pipe is also connected to an interface pipe, and the interface pipe is connected to the air pump through a hose.

[0008] Furthermore, the automatic sterilization door and exit structure of the dust-free clean room also includes a first air curtain blowing mechanism and a second air curtain blowing mechanism. The first air curtain blowing mechanism is arranged on the outer side of the inner wall body above the third entrance and exit, and the first air curtain blowing mechanism is used to blow out the air curtain covering the third entrance and exit downward, and the second air curtain blowing mechanism is arranged on the outer side of the inner wall body above the fourth entrance and exit, and the second air curtain blowing mechanism is used to blow out the air curtain covering the fourth entrance and exit downward.

[0009] Furthermore, the automatic sterilization door structure for a dust-free clean room further includes a first disinfectant spraying element arranged on the peripheral wall of the third entrance and exit and a second disinfectant spraying element arranged on the peripheral wall of the fourth entrance and exit.

[0010] Furthermore, the disinfectant spraying device comprises a bracket, a disinfectant spraying plate arranged on the bracket, and a plurality of first disinfectant spraying heads are arranged below the disinfectant spraying plate.

[0011] Furthermore, the multiple first disinfectant spray heads are connected to a disinfectant supply source through a first delivery pipe, a turntable switch is arranged on the bracket, and the turntable switch is connected to a first valve on the first delivery pipe so that the turntable switch can control the opening and closing of the first valve when it is rotated, an arc-shaped support body is arranged above the turntable switch, and the inner arc surface of the arc-shaped support body faces the turntable switch, and multiple second disinfectant spray heads are connected to the arc-shaped support body, and the second disinfectant spray heads are connected to a disinfectant supply source through a second delivery pipe, and an electric-controlled valve is provided on the second delivery pipe, and an infrared sensing probe is provided on the inner arc surface of the arc-shaped support body, and the infrared sensing probe is connected to the electric-controlled valve signal.

[0012] Further, a first gravity sensing platform is provided on the bottom surface of the first disinfection chamber, a second gravity sensing platform is provided on the bottom surface of the second disinfection chamber, the plurality of first disinfectant spray heads are formed into three circles of first disinfectant spray head groups, each circle of the first disinfectant spray head group includes a plurality of first disinfectant spray heads spaced around the vertical axis of the disinfectant spray disk, the second circle of the first disinfectant spray head group is located outside the first circle of the first disinfectant spray head group, the third circle of the first disinfectant spray head group is located outside the second circle of the first disinfectant spray head group, the plurality of first disinfectant spray heads in the first circle of the first disinfectant spray head group are connected to the first delivery pipeline through a first branch pipe, the first branch pipe is provided with a first on-off control structure, the plurality of first disinfectant spray heads in the second circle of the first disinfectant spray head group are connected to the first delivery pipeline through a second branch pipe, the second branch pipe is provided with a second on-off control structure, the plurality of first disinfectant spray heads in the third circle of the first disinfectant spray head group are connected to the first delivery pipeline through a third branch pipe, the third branch pipe is provided with a third on-off control structure, the first gravity sensing platform The first on-off control structure, the second on-off control structure and the third on-off control structure corresponding to the disinfectant spraying device in the first disinfection chamber are mechanically connected or signal-connected, so that the corresponding first on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the first threshold, the corresponding second on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the second threshold, and the corresponding third on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the third threshold, and the second threshold is greater than the first threshold, and the third threshold is greater than the second threshold; the second gravity sensing table is mechanically connected or signal-connected with the first on-off control structure, the second on-off control structure and the third on-off control structure corresponding to the disinfectant spraying device in the second disinfection chamber, so that the corresponding first on-off control structure can be controlled to be turned on when the gravity on the second gravity sensing table is greater than the first threshold, the corresponding second on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the second threshold, and the corresponding third on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the third threshold, and the second threshold is greater than the first threshold, and the third threshold is greater than the second threshold.

[0013] Furthermore, a first supporting spring is connected between the first gravity sensing platform and the bottom surface of the first disinfection chamber, a second supporting spring is connected between the second gravity sensing platform and the bottom surface of the second disinfection chamber, the first on-off control structure, the second on-off control structure and the third on-off control structure are all elastic valves, and the valve core of the elastic valve is maintained in a position that closes the elastic valve by a return spring, and the first gravity sensing platform is connected to the valve cores of the corresponding first on-off control structure, the second on-off control structure and the third on-off control structure in the disinfectant spraying device in the first disinfection chamber through the first traction element, the second traction element and the third traction element respectively; the second gravity sensing platform is connected to the valve cores of the corresponding first on-off control structure, the second on-off control structure and the third on-off control structure in the disinfectant spraying device in the second disinfection chamber through the fourth traction element, the fifth traction element and the sixth traction element respectively.

[0014] Furthermore, the first door body, the second door body, the third door body, the fourth door body, the fifth door body and the sixth door body are all electrically controlled doors, and the electrically controlled doors have control units on both sides of the corresponding entrances and exits. The first disinfection chamber and the second disinfection chamber include human body sensors, and the automatic sterilization entrance and exit door structure of the dust-free clean room includes a master controller, and each control unit of each electrically controlled door is signal-connected to the master controller, and the human body sensor is signal-connected to the master controller.

[0015] Compared with the prior art, in the automatic sterilization door and exit structure of the dust-free clean room provided by the present invention, the personnel (single person or multiple people at the same time) to enter the dust-free clean room can first undergo dust removal treatment in the pretreatment room, so that the dust and other dirt on the body are blown away by the dust blowing device, and the dust blowing device can be raised and lowered in the pretreatment room and can be lifted and lowered to blow the personnel almost from head to toe, thereby improving the dust removal efficiency. The personnel after dust removal can enter the first disinfection room through the third entrance and exit or enter the second disinfection room through the fourth entrance and exit as needed to receive subsequent sterilization and disinfection treatment. In addition, since the side wall of the dust-free clean room is formed with the first entrance and exit and the second entrance and exit, the first disinfection room is connected to the interior of the dust-free clean room through the first entrance and exit, and the second disinfection room is connected to the interior of the dust-free clean room through the second entrance and exit, so when a person is receiving disinfection and sterilization treatment in the first disinfection room , the personnel in the dust-free clean room can enter the second disinfection room from the second entrance and exit by opening the second door body, and then leave from the sixth entrance and exit by opening the sixth door body. Therefore, the automatic sterilization entrance and exit door structure of the dust-free clean room can ensure that when the personnel to be entered in the dust-free clean room are undergoing disinfection and sterilization treatment, when one of the first disinfection room and the second disinfection room is vacant, the personnel in the dust-free clean room can still leave the dust-free clean room freely, so that the personnel entering and exiting the dust-free clean room do not affect and interfere with each other, and the fault tolerance rate is high. In addition, the first disinfection room and the second disinfection room can each accommodate personnel for disinfection and sterilization treatment. Even if it is required that only one person is allowed to be disinfected and sterilized in each disinfection room at a time, two personnel to be entered in the dust-free clean room can also be satisfied to receive disinfection and sterilization treatment at the same time. In general, the automatic sterilization entrance and exit door structure of the dust-free clean room improves the efficiency of dust removal, sterilization and disinfection as well as the ability of personnel to enter and exit freely.

[0016] Other advantages of the present invention will be described in the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 A schematic diagram of the internal structure of an automatic sterilization door structure for a dust-free clean room according to an embodiment of the present application; Figure 2 for Figure 1 The enlarged view of point A in the middle; Figure 3 for Figure 1 The enlarged view of point B in the middle; Figure 4 Another schematic diagram of the internal structure of the automatic sterilization door structure for a clean room according to an embodiment of the present application, wherein the door bodies are omitted; Figure 5 for Figure 4 The enlarged view of point A in the middle; Figure 6 It is a three-dimensional schematic diagram of a dust-free clean room automatic sterilization entrance and exit structure connected to a dust-free clean room according to an embodiment of the present application; Figure 7 A schematic diagram of a portion of the structure of an automatic sterilization door for a clean room according to an embodiment of the present application; Figure 8 This is a schematic diagram of another part of the structure of the automatic sterilization door for a dust-free clean room according to an embodiment of the present application; Fig. 9 A schematic diagram of the control principle of a first on-off control structure, a second on-off control structure and a third on-off control structure in an automatic sterilization door structure for a clean room according to an embodiment of the present application; Fig.10 This is a schematic diagram of the control principle when the first on-off control structure in the automatic sterilization door structure for a clean room according to an embodiment of the present application is a spring valve. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the present application, the present application will be described more comprehensively below with reference to the relevant drawings. One or more embodiments of the present application are exemplarily given in the drawings to make the understanding of the technical solution disclosed in the present application more accurate and thorough. However, it should be understood that the present application can be implemented in a variety of different forms and is not limited to the embodiments described below.

[0020] The same or similar numbers in the drawings of the present application correspond to the same or similar parts; in the description of the present application, it should be understood that if the terms "upper", "lower", "left", "right", etc. indicate the orientation or position relationship, they are based on the orientation or position relationship shown in the drawings. This is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on the present application. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0021] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present application, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme that satisfies both A and B.

[0022] In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0023] See also Figures 1 to 6 The present invention provides an automatic sterilization door structure for a clean room, wherein the automatic sterilization door structure for a clean room is connected to the outside of a side wall 101 of a clean room 100, the side wall 101 of the clean room 100 is formed with a first entrance 102 and a second entrance 103, the clean room 100 can be equipped with a fresh air system 35, and the automatic sterilization door structure for a clean room includes: The inner wall 200, the first outer wall 300 and the second outer wall 400 are respectively connected to the outer side of the side wall 101 of the clean room 100, the inner side of the inner wall 200 forms a pretreatment chamber 1, the first outer wall 300 and the second outer wall 400 are respectively located on both sides of the inner wall 200 and are respectively connected to the inner wall 200, the first outer wall 300, the inner wall 200 and the side wall 101 are enclosed to form a first disinfection chamber 2, the second outer wall 400, the inner wall 200 and the side wall 101 are enclosed to form a second disinfection chamber 3, the first disinfection chamber 2 and the clean room 100 are connected to the inner wall 200, and the first disinfection chamber 2 is connected to the inner wall 101. The interior is connected through the first entrance and exit 102, the second disinfection chamber 3 is connected with the interior of the dust-free clean room 100 through the second entrance and exit 103, the inner wall 200 is also formed with a third entrance and exit 201 connecting the first disinfection chamber 2 and the pretreatment chamber 1 and a fourth entrance and exit 202 connecting the second disinfection chamber 3 and the pretreatment chamber 1, the first outer wall 300 is formed with a fifth entrance and exit 301 connecting the first disinfection chamber 2 and the outside of the first outer wall 300, and the second outer wall 400 is formed with a sixth entrance and exit 401 connecting the second disinfection chamber 3 and the outside of the second outer wall 400; A first door body 4 that can be opened and closed is installed at the first entrance and exit 102, a second door body 5 that can be opened and closed is installed at the second entrance and exit 103, a third door body 6 that can be opened and closed is installed at the third entrance and exit 201, a fourth door body 33 that can be opened and closed is installed at the fourth entrance and exit 202, a fifth door body 7 that can be opened and closed is installed at the fifth entrance and exit 301, and a sixth door body 8 that can be opened and closed is installed at the sixth entrance and exit 401; A dust blowing device, which is escalably arranged in the pretreatment chamber 1; Disinfectant spraying device 500 , both the first disinfection chamber 2 and the second disinfection chamber 3 are provided with a disinfectant spraying device 500 .

[0024] Due to the automatic sterilization door and exit structure of the dust-free clean room provided by the present invention, the personnel (single person or multiple people at the same time) to be entered into the dust-free clean room 100 can first receive dust removal treatment in the pretreatment room 1, so that the dust and other dirt on the body are blown away by the dust blowing device. The dust blowing device can be raised and lowered in the pretreatment room 1, and can be lifted and lowered to achieve a sweep of the personnel almost from head to toe, thereby improving the dust removal efficiency. The personnel who have received dust removal can enter the first disinfection room 2 through the third entrance and exit 201 or enter the second disinfection room 3 through the fourth entrance and exit 202 as needed to receive subsequent sterilization and disinfection treatment. In addition, since the side wall 101 of the dust-free clean room 100 is formed with the first entrance and exit 102 and the second entrance and exit 103, the first disinfection room 2 is connected with the interior of the dust-free clean room 100 through the first entrance and exit 102, and the second disinfection room 3 is connected with the interior of the dust-free clean room 100 through the second entrance and exit 103. Therefore, when a person receives disinfection and sterilization treatment in the first disinfection room 2, the dust-free clean room 100 is in a state of being sterilized and sterilized. The personnel in 100 can enter the second disinfection chamber 3 from the second entrance 103 by opening the second door body 5, and then leave from the sixth entrance 401 by opening the sixth door body 8. Therefore, the automatic sterilization entrance and exit door structure of the dust-free clean room can ensure that when the personnel to be entered into the dust-free clean room 100 are undergoing disinfection and sterilization treatment, when one of the first disinfection chamber 2 and the second disinfection chamber 3 is vacant, the personnel in the dust-free clean room 100 can still freely leave the dust-free clean room 100, so that the personnel entering and exiting the dust-free clean room 100 do not affect or interfere with each other, and the fault tolerance rate is high. In addition, the first disinfection chamber 2 and the second disinfection chamber 3 can each accommodate personnel for disinfection and sterilization treatment. Even if it is required that only one person is allowed to be disinfected and sterilized in each disinfection chamber at a time, two personnel to be entered into the dust-free clean room 100 can also be satisfied to receive disinfection and sterilization treatment at the same time. Generally speaking, the automatic sterilization entrance and exit door structure of the dust-free clean room improves the efficiency of dust removal, sterilization and disinfection as well as the ability of personnel to enter and exit freely.

[0025] According to a preferred embodiment of the present application, the pretreatment chamber 1 may also be equipped with a sterilization and disinfection device to perform pre-sterilization and disinfection treatment on personnel.

[0026] According to one embodiment of the present application, an opening 203 is formed at one end of the inner wall 200 away from the side wall 101 of the dust-free clean room 100, and a flexible curtain 9 for sealing the opening 203 or a main door body installed at the opening 203 in an openable and closable manner is provided at the opening 203, and a first exhaust system is provided on the upper side or the lower side of the pretreatment chamber 1. Specifically, a flow hole 10 can be provided on the bottom surface corresponding to the pretreatment chamber 1, and an exhaust space is formed below the flow hole 10. The first exhaust system includes an exhaust fan arranged in the exhaust space, so that the dust on the personnel blown off by the dust blowing device can be sucked into the exhaust space through the flow hole 10 and taken away, thereby preventing the dust from staying in the pretreatment chamber 1. An air inlet 11 with a filtering device can be provided on the top of the pretreatment chamber 1, so as to cooperate with the first exhaust system to form an air flow passing through the pretreatment chamber 1.

[0027] According to one embodiment of the present application, the automatic sterilization door structure of the dust-free clean room includes a vertical electric guide rail 12 arranged in the pretreatment room 1, and the dust blowing device includes a dust blowing ring pipe 14 connected to the slider 13 of the vertical electric guide rail 12. A circle of air outlet nozzles 15 are arranged at intervals on the inner side of the dust blowing ring pipe 14. The dust blowing ring pipe 14 is also connected to an interface pipe 16, and the interface pipe 16 is connected to an air pump through a hose 34. The air pump can be arranged in an equipment compartment below the dust-free clean room, and one or more people can stand on the dust blowing ring pipe. 14, the dust blowing ring duct 14 is preferably arranged horizontally, and then the dust blowing ring duct 14 is raised and lowered with the slider 13 of the vertical electric guide rail 12 to perform dust removal on these personnel from top to bottom and / or from bottom to top, while also performing 360° horizontal surround dust removal on them. An infrared probe can be installed on the slider 13 to facilitate detection of someone entering the pretreatment chamber 1, and to automatically control the movement of the vertical electric guide rail 12 and the air outlet nozzle 15 to perform jet blowing operations by transmitting signals.

[0028] According to one embodiment of the present application, the automatic sterilization door structure of the dust-free clean room also includes a first air curtain blowing mechanism 17 and a second air curtain blowing mechanism 18. The first air curtain blowing mechanism 17 is arranged on the outer side of the inner wall 200 and is located above the third entrance and exit 201. The first air curtain blowing mechanism 17 is used to blow out the air curtain covering the third entrance and exit 201 downward, and the second air curtain blowing mechanism 18 is arranged on the outer side of the inner wall 200 and is located above the fourth entrance and exit 202. The second air curtain blowing mechanism 18 is used to blow out the air curtain covering the fourth entrance and exit 202 downward. The first air curtain blowing mechanism 17 and the second air curtain blowing mechanism 18 can be air curtain machines or can be It includes a row of air nozzles with downward nozzles, which are connected to corresponding air pumps. The first air curtain blowing mechanism 17 and the second air curtain blowing mechanism 18 can respectively perform dust removal and blowing operations on the personnel entering the first disinfection chamber 2 from the third entrance and exit 201 and the second disinfection chamber 3 from the fourth entrance and exit 202 when they pass through the corresponding entrances and exits, further blowing away the dust that may remain on the personnel, and performing a secondary blowing based on the primary blowing of the dust blowing device to almost completely remove the dust on the personnel's bodies. In addition, the bottom of the first disinfection chamber 2 and the second disinfection chamber 3 can also be provided with a second exhaust system similar to the first exhaust system, which works simultaneously with the first exhaust system to take away the blown dust.

[0029] According to one embodiment of the present application, the automatic sterilization door and exit structure of a dust-free clean room also includes a first disinfectant spray element arranged on the peripheral wall of the third entrance and exit 201 and a second disinfectant spray element arranged on the peripheral wall of the fourth entrance and exit 202. The first disinfectant spray element can specifically be an atomizing nozzle installed in the mounting groove of the peripheral wall of the third entrance and exit 201, and the second disinfectant spray element can specifically be an atomizing nozzle installed in the mounting groove of the peripheral wall of the fourth entrance and exit 202. The atomizing nozzle is equipped with an independent disinfectant supply source. The first disinfectant spray element and the second disinfectant spray element can ensure that no bacteria remain at the third entrance and exit 201 and the fourth entrance and exit 202, thereby ensuring the cleanliness of dead corners.

[0030] According to one embodiment of the present application, the disinfectant spraying device 500 includes a bracket 501, a disinfectant spray plate 502 arranged on the bracket 501, and a plurality of first disinfectant spray heads 503 are arranged below the disinfectant spray plate 502. Personnel entering the first disinfection chamber 2 and the second disinfection chamber 3 stand on the corresponding disinfectant spray plate 502, and are mainly disinfected and sterilized by the disinfectant mist sprayed by the first disinfectant spray heads 503.

[0031] See also Figure 1 and Figure 3According to a specific embodiment of the present application, a plurality of first disinfectant spray heads 503 are connected to a disinfectant supply source through a first delivery pipe 20, and a booster pump and other mechanisms may be provided on the pipeline connected to the disinfectant supply source. A turntable switch 504 is provided on the bracket 501, and the turntable switch 504 is connected to the first valve 22 on the first delivery pipe 20, so that the turntable switch 504 can control the opening and closing of the first valve 22 when it is rotated. An arc-shaped support body 505 is provided above the turntable switch 504, and the inner arc surface of the arc-shaped support body 505 faces the turntable switch 504. A plurality of first disinfectant spray heads 503 are connected to the arc-shaped support body 505. The second disinfectant spray head 506 is connected to the disinfectant supply source through the second delivery pipeline. The second delivery pipeline is provided with an electric control valve. The inner arc surface of the arc-shaped support body 505 is provided with an infrared sensing probe. The infrared sensing probe is connected with the electric control valve signal. When a person holds the rotary switch 504 and rotates it to control the first valve 22 to open and execute the operation of the first disinfectant spray head 503, the infrared sensing probe can identify the human hand and feedback the signal to the electric control valve to open the electric control valve. Then, the second disinfectant spray head 506 can perform precise local sterilization and disinfection spraying operations on the human hand.

[0032] See also Figure 5 , Figures 7 to 10In addition, a first gravity sensing platform 24 is provided on the bottom surface of the first disinfection chamber 2, and a second gravity sensing platform 25 is provided on the bottom surface of the second disinfection chamber 3. The plurality of first disinfectant spray heads 503 are formed into three circles of first disinfectant spray head groups, and each circle of the first disinfectant spray head group includes a plurality of first disinfectant spray heads 503 arranged in a ring around the vertical axis of the disinfectant spray disk 502. The second circle of the first disinfectant spray head group is located outside the first circle of the first disinfectant spray head group, and the third circle of the first disinfectant spray head group is located outside the second circle of the first disinfectant spray head group. The plurality of first disinfectant spray heads 503 in the first circle of the first disinfectant spray head group are connected to the first conveying The plurality of first disinfectant spray heads 503 in the second circle of the first disinfectant spray head group are connected to the first delivery pipe 20 through the second branch pipe 27, and the second branch pipe 27 is provided with a second on-off control structure 37. The plurality of first disinfectant spray heads 503 in the third circle of the first disinfectant spray head group are connected to the first delivery pipe 20 through the third branch pipe 28, and the third on-off control structure 38 is provided on the third branch pipe 28. The first gravity sensing table 24 is connected to the first on-off control structure 36, the second on-off control structure 37 and the third on-off control structure in the disinfectant spray device 500 in the first disinfection chamber 2. The on-off control structure 38 is mechanically connected or signal-connected to control the corresponding first on-off control structure 36 to be turned on when the gravity on the first gravity sensing platform 24 is greater than the first threshold value, control the corresponding second on-off control structure 37 to be turned on when the gravity on the first gravity sensing platform 24 is greater than the second threshold value, and control the corresponding third on-off control structure 38 to be turned on when the gravity on the first gravity sensing platform 24 is greater than the third threshold value, and the second threshold value is greater than the first threshold value, and the third threshold value is greater than the second threshold value; the second gravity sensing platform 25 is mechanically connected or signal-connected to the corresponding first on-off control structure 36, the second on-off control structure 37 and the third on-off control structure 38 in the disinfectant spraying device 500 in the second disinfection chamber 3. The first on-off control structure 36 is connected to the second gravity sensing platform 25 so that when the gravity on the second gravity sensing platform 25 is greater than the first threshold, the corresponding second on-off control structure 37 is controlled to be turned on when the gravity on the first gravity sensing platform 24 is greater than the second threshold, and the corresponding third on-off control structure 38 is controlled to be turned on when the gravity on the first gravity sensing platform 24 is greater than the third threshold, and the second threshold is greater than the first threshold, and the third threshold is greater than the second threshold. In this way, the number of working first disinfectant liquid spray head groups in the three circles of first disinfectant liquid spray head groups can be adaptively determined according to the weight of the people entering the first disinfection chamber 2 and the second disinfection chamber 3. The heavier the person, the more the number of working first disinfectant liquid spray head groups.

[0033] See also Figure 5 , Figures 7 to 10According to a specific embodiment of the present application, a first support spring 29 is connected between the first gravity sensing platform 24 and the bottom surface of the first disinfection chamber 2, a second support spring is connected between the second gravity sensing platform 25 and the bottom surface of the second disinfection chamber 3, the first on-off control structure 36, the second on-off control structure 37 and the third on-off control structure 38 are all elastic valves, and the valve core 601 of the elastic valve is maintained in a position that closes the elastic valve by a return spring 602. The first gravity sensing platform 24 is respectively connected to the first on-off control structure 36, the second on-off control structure 37 and the third on-off control structure 38 in the disinfectant spraying device 500 in the first disinfection chamber 2 through the first traction element, the second traction element and the third traction element. 37 and the valve core 601 in the third on-off control structure 38; the second gravity sensing platform 25 is respectively connected to the corresponding first on-off control structure 36, the second on-off control structure 37 and the valve core 601 in the third on-off control structure 38 in the disinfectant spraying device 500 in the second disinfection chamber 3 through the fourth traction element, the fifth traction element and the sixth traction element, the first traction element, the second traction element and the third traction element, the fourth traction element, the fifth traction element and the sixth traction element can all be traction wires 30, one end of the traction wire 30 is correspondingly connected to the bottom of the first gravity sensing platform 24 and the second gravity sensing platform 25, and the other end can pass through the corresponding bracket 5 01 is connected to a valve core 601 of a corresponding elastic valve, a valve body 603 of the elastic valve has a valve inlet 604 and a valve outlet 605 located in the corresponding first branch pipeline 26, the second branch pipeline 27, and the third branch pipeline 28, a transverse channel 606 is provided on the valve core 601, and in the initial state, the valve core 601 is maintained at a position where the valve core 601 blocks the valve inlet 604 and the valve outlet 605 by a return spring 602, when the first gravity sensing platform 24 or the second gravity platform is pressed down by a person standing thereon, the corresponding traction wire 30 can pull the valve core 601 to move so that the valve inlet 604 and the valve outlet 605 are connected through the transverse channel 606, thereby making the corresponding The first branch pipeline 26, the second branch pipeline 27, and the third branch pipeline 28 are connected. When the traction wire 30 is specifically set, the tensioning degree of the traction wire 30 can be adjusted corresponding to the first threshold, the second threshold and the third threshold to ensure that when the first gravity sensing platform 24 or the second gravity platform reaches the first threshold, the traction wire 30 connected to the valve core 601 corresponding to the first branch pipeline 26 is tensioned and the valve core 601 is pulled; when the second threshold is reached, the traction wire 30 connected to the valve core 601 corresponding to the second branch pipeline 27 is tensioned and the valve core 601 is pulled; when the third threshold is reached, the traction wire 30 connected to the valve core 601 corresponding to the third branch pipeline 28 is tensioned and the valve core 601 is pulled.

[0034] As another embodiment, the first gravity sensing platform 24 and the second gravity platform may also be electrical signal sensing devices, which control the on and off of the corresponding first on and off control structure 36 , the second on and off control structure 37 and the third on and off control structure 38 through electrical signals.

[0035] See also Fig. 9 According to a preferred embodiment of the present application, a guide wheel 31 can be set for each traction wire 30 in the corresponding bracket 501 in the first disinfection chamber 2 and the second disinfection chamber 3, and the traction wire 30 is pressed against the guide wheel 31 to facilitate smoother movement of the traction wire 30.

[0036] According to an embodiment of the present application, the first door body 4, the second door body 5, the third door body 6, the fourth door body 33, the fifth door body 7 and the sixth door body 8 are all electrically controlled doors, which can be specifically slide rail sliding doors or hinged rotating doors. The electrically controlled doors have control units (such as button-type or touch switches 32, etc.) on both sides of the corresponding entrances and exits. The first disinfection chamber 2 and the second disinfection chamber 3 include human body sensors. The automatic sterilization entrance and exit structure of the dust-free clean room includes a master controller. Each control unit of each electrically controlled door is connected to the master controller signal, and the human body sensor is connected to the master controller signal. Specifically, when there are people in the first disinfection chamber 2, it should be ensured that in the dust-free clean room, When the person in the room 100 operates to open the first door 4, the main controller controls the first door 4 to be unable to open based on the signal of the human body sensor in the first disinfection chamber 2. When the person in the pretreatment chamber 1 operates to open the third door 6, the main controller controls the third door 6 to be unable to open based on the signal of the human body sensor in the first disinfection chamber 2. The second door 5 and the third door 6 are similar. In addition, the fifth door 7 and the sixth door 8 are preferably able to be opened only when the people in the first disinfection chamber 2 and the second disinfection chamber 3 leave, and the people cannot control the fifth door 7 and the sixth door 8 to open from the outside of the first outer wall 300 and the second outer wall 400.

[0037] According to a preferred embodiment of the present application, a combined control unit corresponding to the first door body 4 and the second door body 5 is provided in the dust-free clean room 100. When a person in the dust-free clean room 100 operates the combined control unit to prepare to leave, if there is someone in the first disinfection room 2, the combined control unit controls the second door body 5 to open; if there is someone in the second disinfection room 3, the combined control unit controls the first door body 4 to open; if there are people in both the first disinfection room 2 and the second disinfection room 3, the first door body 4 and the second door body 5 cannot be opened when the person operates the combined control unit, and other display screens and other devices can be used to prompt (display) whether there are people in the first disinfection room 2 and the second disinfection room 3; if there is no one in the first disinfection room 2 and the second disinfection room 3, the first door body 4 and the second door body 5 can be opened selectively or both when the person operates the combined control unit.

[0038] It should be noted that the above embodiments only express the preferred implementation of the present application, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the present application. It should be pointed out that, for those of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, such as combining different features in various embodiments, etc., which should all fall within the scope of protection of the present application.

Claims

1. A dust-free clean room automatic sterilization door structure, characterized in that: The automatic sterilization door structure for the clean room is connected to the outer side of the side wall of the clean room, and the side wall of the clean room is formed with a first entrance and a second entrance. The automatic sterilization door structure for the clean room includes: An inner wall, a first outer wall and a second outer wall respectively connected to the outer sides of the side walls of the dust-free clean room, a pretreatment room is formed on the inner side of the inner wall, the first outer wall and the second outer wall are respectively located on both sides of the inner wall and are respectively connected to the inner wall, the first outer wall, the inner wall and the side wall together form a first disinfection room, the second outer wall, the inner wall and the side wall together form a second disinfection room, the first disinfection room is connected to the interior of the dust-free clean room through the first entrance and exit, the second disinfection room is connected to the interior of the dust-free clean room through the second entrance and exit, the inner wall is further formed with a third entrance and exit connecting the first disinfection room and the pretreatment room and a fourth entrance and exit connecting the second disinfection room and the pretreatment room, the first outer wall is formed with a fifth entrance and exit connecting the first disinfection room and the outer side of the first outer wall, and the second outer wall is formed with a sixth entrance and exit connecting the second disinfection room and the outer side of the second outer wall; A first door body that can be opened and closed installed at the first entrance and exit, a second door body that can be opened and closed installed at the second entrance and exit, a third door body that can be opened and closed installed at the third entrance and exit, a fourth door body that can be opened and closed installed at the fourth entrance and exit, a fifth door body that can be opened and closed installed at the fifth entrance and exit, and a sixth door body that can be opened and closed installed at the sixth entrance and exit; A dust blowing device, the dust blowing device is liftably arranged in the pretreatment chamber; A disinfectant spraying device is provided in both the first disinfection chamber and the second disinfection chamber.

2. The automatic sterilization door structure for a clean room according to claim 1, characterized in that: An opening is formed at one end of the inner wall away from the side wall of the dust-free clean room, and a flexible curtain sealing the opening or a main door installed at the opening in an openable and closable manner is provided at the opening, and a first exhaust system is provided on the upper side or the lower side of the pretreatment chamber.

3. The automatic sterilization door structure for a clean room according to claim 2 is characterized in that: The automatic sterilization door structure for the dust-free clean room includes a vertical electric guide rail arranged in the pretreatment chamber, and the dust blowing device includes a dust blowing ring pipe connected to a slider of the vertical electric guide rail, and a circle of air outlet nozzles are arranged at intervals on the inner side of the dust blowing ring pipe. The dust blowing ring pipe is also connected to an interface pipe, and the interface pipe is connected to an air pump through a hose.

4. The automatic sterilization door structure for a clean room according to claim 3, characterized in that: The automatic sterilization door and exit structure of the dust-free clean room also includes a first air curtain blowing mechanism and a second air curtain blowing mechanism. The first air curtain blowing mechanism is arranged on the outer side of the inner wall body above the third entrance and exit, and the first air curtain blowing mechanism is used to blow out the air curtain covering the third entrance and exit downwards. The second air curtain blowing mechanism is arranged on the outer side of the inner wall body above the fourth entrance and exit, and the second air curtain blowing mechanism is used to blow out the air curtain covering the fourth entrance and exit downwards.

5. The automatic sterilization door structure for a clean room according to claim 3, characterized in that: The automatic sterilization door structure for a dust-free clean room further includes a first disinfectant spraying element arranged on the peripheral wall of the third door and a second disinfectant spraying element arranged on the peripheral wall of the fourth door and.

6. The automatic sterilization door structure for a clean room according to claim 5, characterized in that: The disinfectant spraying device comprises a bracket, a disinfectant spraying plate arranged on the bracket, and a plurality of first disinfectant spraying heads are arranged below the disinfectant spraying plate.

7. The automatic sterilization door structure for a clean room according to claim 6, characterized in that: The multiple first disinfectant spray heads are connected to a disinfectant supply source through a first delivery pipe, a turntable switch is arranged on the bracket, and the turntable switch is connected to a first valve on the first delivery pipe so that the first valve can be controlled to open and close when the turntable switch is rotated, an arc-shaped support body is arranged above the turntable switch, and the inner arc surface of the arc-shaped support body faces the turntable switch, and multiple second disinfectant spray heads are connected to the arc-shaped support body, and the second disinfectant spray heads are connected to a disinfectant supply source through a second delivery pipe, and an electric-controlled valve is arranged on the second delivery pipe, and an infrared sensing probe is arranged on the inner arc surface of the arc-shaped support body, and the infrared sensing probe is connected to the electric-controlled valve signal.

8. The automatic sterilization door structure for a clean room according to claim 7, characterized in that: A first gravity sensing platform is provided on the bottom surface of the first disinfection chamber, a second gravity sensing platform is provided on the bottom surface of the second disinfection chamber, the plurality of first disinfectant spray heads are formed into three circles of first disinfectant spray head groups, each circle of the first disinfectant spray head group includes a plurality of first disinfectant spray heads spaced around the vertical axis of the disinfectant spray disk, the second circle of the first disinfectant spray head group is located outside the first circle of the first disinfectant spray head group, the third circle of the first disinfectant spray head group is located outside the second circle of the first disinfectant spray head group, the plurality of first disinfectant spray heads in the first circle of the first disinfectant spray head group are connected to the first delivery pipeline through a first branch pipe, the first branch pipe is provided with a first on-off control structure, the plurality of first disinfectant spray heads in the second circle of the first disinfectant spray head group are connected to the first delivery pipeline through a second branch pipe, the second branch pipe is provided with a second on-off control structure, the plurality of first disinfectant spray heads in the third circle of the first disinfectant spray head group are connected to the first delivery pipeline through a third branch pipe, the third branch pipe is provided with a third on-off control structure, the first gravity sensing platform is connected to the The corresponding first on-off control structure, the second on-off control structure and the third on-off control structure in the disinfectant spraying device in the first disinfection chamber are mechanically connected or signal-connected, so that the corresponding first on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the first threshold, the corresponding second on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the second threshold, and the corresponding third on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the third threshold, and the second threshold is greater than the first threshold, and the third threshold is greater than the second threshold; the second gravity sensing table is mechanically connected or signal-connected with the corresponding first on-off control structure, the second on-off control structure and the third on-off control structure in the disinfectant spraying device in the second disinfection chamber, so that the corresponding first on-off control structure can be controlled to be turned on when the gravity on the second gravity sensing table is greater than the first threshold, the corresponding second on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the second threshold, and the corresponding third on-off control structure can be controlled to be turned on when the gravity on the first gravity sensing table is greater than the third threshold, and the second threshold is greater than the first threshold, and the third threshold is greater than the second threshold.

9. The automatic sterilization door structure for a dust-free clean room according to claim 8, characterized in that: A first supporting spring is connected between the first gravity sensing platform and the bottom surface of the first disinfection chamber, a second supporting spring is connected between the second gravity sensing platform and the bottom surface of the second disinfection chamber, the first on-off control structure, the second on-off control structure and the third on-off control structure are all elastic valves, and the valve core of the elastic valve is maintained in a position that closes the elastic valve by a return spring. The first gravity sensing platform is connected to the valve cores of the corresponding first on-off control structure, the second on-off control structure and the third on-off control structure in the disinfectant spraying device in the first disinfection chamber through the first traction element, the second traction element and the third traction element respectively; the second gravity sensing platform is connected to the valve cores of the corresponding first on-off control structure, the second on-off control structure and the third on-off control structure in the disinfectant spraying device in the second disinfection chamber through the fourth traction element, the fifth traction element and the sixth traction element respectively.

10. The automatic sterilization door structure for a clean room according to any one of claims 1 to 9, characterized in that: The first door body, the second door body, the third door body, the fourth door body, the fifth door body and the sixth door body are all electrically controlled doors, and the electrically controlled doors have control units on both sides of the corresponding entrances and exits. The first disinfection chamber and the second disinfection chamber include human body sensors, and the automatic sterilization entrance and exit door structure of the dust-free clean room includes a master controller, and each control unit of each electrically controlled door is signal-connected to the master controller, and the human body sensor is signal-connected to the master controller.

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