CN216561908U - Intelligent entrance door - Google Patents

Abstract

The utility model discloses an intelligent entrance door, which comprises an entrance door main body, wherein one side of the entrance door main body is provided with an entrance detection device and a door body killing device, the entrance detection device comprises an entrance identification part and a body temperature detection part which are arranged on one side of the entrance door main body, the door body killing device comprises a vertical outer cover plate, a horizontal outer cover plate, a lifting slide block and a liquid fog killing part, the horizontal outer cover plate is communicated with the side wall of the vertical outer cover plate at one end, the lifting slide block is connected with the side wall of the entrance door main body in a sliding way, and the liquid fog killing part is arranged on one side of the lifting slide block; the side wall of the entrance door body is provided with a plurality of epidemic prevention ventilation devices, and each epidemic prevention ventilation device comprises an air exchange through hole penetrating through the entrance door body, an air bag sealing part arranged in the air exchange through hole, and a ventilation opening and closing part arranged on one side of the entrance door body, which is far away from the entrance detection device; the door opening killing device is embedded in the end, far away from the lifting slide block, of the entrance door main body. The utility model is a door which is convenient for ventilation and epidemic prevention.

Description

Intelligent entrance door

Technical Field

The utility model mainly relates to the technical field of home decoration materials, in particular to an intelligent entrance door.

Background

The entrance door is the first line of defense of family safety, and the prevention of epidemic people entering the room is an important guarantee for the safety of residents.

According to the dustproof silence entry door that patent document that application number is CN202021451374.2 provided, this product is including entering door main part and door inner support frame, the inside fixedly connected with door inner support frame of entering door main part, it is provided with the lock to go into door main part middle part one side, it is close to one side fixedly connected with air pump motor of door lock to go into the inside top of door main part, it is close to one side fixedly connected with pressurization air pump of air pump motor to go into the inside top of door main part, the fixed intercommunication in gas outlet of pressurization air pump has the intake pipe. This product is provided with three high-pressure gas pitcher, cooperation optical line sensor and linker, can communicate a high-pressure gas pitcher automatically when opening the door, through the effect of outlet duct and a plurality of air nozzle, can form one air wall and blow away the dust, prevents that the dust from getting into indoorly, also can form a high-pressure air cushion with the door frame cooperation when closing the door, cushions the door of entrying, prevents to close the door too fast and door frame striking noise production, has strengthened the practicality of entrying the door.

The product in the above-mentioned patent can prevent that the dust from getting into indoorly, has reduced the noise when closing the door simultaneously, but is not convenient for ventilate, is not convenient for carry out the epidemic prevention.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides an intelligent entrance door for solving the technical problems in the background technology.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the intelligent entrance door comprises an entrance door main body, wherein one side of the entrance door main body is provided with an entrance detection device and a door body killing device, the entrance detection device comprises an entrance identification part and a body temperature detection part which are arranged on one side of the entrance door main body, the door body killing device comprises a vertical outer cover plate arranged on one side of the entrance door main body, a horizontal outer cover plate, a lifting slide block, a driving part and a liquid mist killing part, the horizontal outer cover plate is communicated with the side wall of the vertical outer cover plate and is positioned at the top of the entrance door main body, the lifting slide block is connected with the side wall of the entrance door main body in a sliding manner and is positioned in the vertical outer cover plate, the driving part is arranged at the top of the vertical outer cover plate and is used for driving the lifting slide block to lift, and the liquid mist killing part is arranged on one side of the lifting slide block and is positioned in the horizontal outer cover plate;

epidemic prevention ventilation devices are arranged on the side wall of the entrance door body and on two sides of the body temperature detection part, each epidemic prevention ventilation device comprises an air exchange through hole penetrating through the entrance door body, filter screens symmetrically arranged at two ends of the air exchange through hole, an air bag sealing part arranged in the air exchange through hole, and a ventilation opening and closing part arranged on one side of the entrance door body, far away from the entrance detection device, and corresponding to the air exchange through hole;

and a door opening killing device is embedded in one end of the entrance door main body, which is far away from the lifting slide block.

Preferably, the entrance identification component comprises a coded lock arranged on the side wall of the entrance door body, a positioning groove embedded in the side wall of the entrance door body, a face identification camera embedded in the positioning groove, and a turnover cover plate with one end hinged to the inner wall of the positioning groove. In the preferred embodiment, the owner can be easily identified for unlocking by the home-entry identifying component.

Preferably, the body temperature detection part comprises an infrared thermal imaging camera embedded in the side wall of the entrance door body. In the preferred embodiment, the body temperature detection of the owner and the visitor is facilitated through the body temperature detection part.

Preferably, the driving component comprises a first micro motor arranged at the top of the vertical outer cover plate, and a screw rod arranged at an execution end of the first micro motor and connected with the lifting slide block through a screw nut. In the preferred embodiment, the driving part is convenient for driving the lifting slide block to lift so as to drive the liquid fog sterilizing part to lift.

Preferably, the liquid fog sterilizing part comprises a bottom end communicated with a folding hose in the lifting slider, the bottom end of the inner wall of the vertical outer cover plate is communicated with a first infusion tube at the bottom end of the folding hose, one end of the folding hose is communicated with an entrance door main body, the side wall of the lifting slider is provided with an atomizing tube communicated with the folding hose, and the outer wall of the first infusion tube is provided with a first miniature electromagnetic valve close to the entrance door main body. In the preferred embodiment, the liquid fog sterilizing component is used for facilitating sterilization and disinfection of the entrance door main body.

Preferably, the lifting slide block side wall is provided with a cleaning component, the cleaning component comprises a cleaning brush with one end inserted into the lifting slide block side wall and a bearing box clamped at the bottom of the outer wall of the entrance door main body. In the preferred embodiment, the cleaning component is used for facilitating the cleaning and collection of the liquid attached to the entrance door main body after sterilization.

Preferably, the ventilation through hole comprises two funnel holes which are symmetrically arranged and a communication hole which is communicated with the two funnel holes, and the filter screen is positioned at one end, far away from the communication hole, of each funnel hole. In the preferred embodiment, ventilation is facilitated by ventilation apertures.

Preferably, the air bag sealing component comprises an annular air bag arranged on the inner wall of the communication hole and an air conveying pipe with one end communicated with the annular air bag and the other end extending to the outside of the entrance door main body. In the preferred embodiment, emergency sealing of the ventilation through-hole is facilitated by the air bag sealing member.

Preferably, the ventilation opening and closing component comprises an annular slide rail frame, an opening and closing plate, a rack, a second micro motor and a driving gear, wherein the annular slide rail frame is arranged on the outer wall of the entrance door main body and sleeved outside the air exchange through hole, the opening and closing plate is connected with the inner wall of the annular slide rail frame in a sliding mode, the rack is arranged on one side of the opening and closing plate, the second micro motor is embedded in the entrance door main body, and the driving gear is arranged at the execution end of the second micro motor and meshed with the rack. In the preferred embodiment, the ventilation opening and closing part is used for opening or closing the ventilation through hole.

Preferably, the door opening sterilizing device comprises a sterilizing pipe which is embedded in the entrance door main body and is vertically arranged, one end of the sterilizing pipe is communicated with the outer wall of the entrance door main body and the other end of the sterilizing pipe, a plurality of atomizing nozzles of the sterilizing pipe and one end of the sterilizing pipe and the other end of the sterilizing pipe are communicated with a second infusion pipe of the first infusion pipe, the outer wall of the second infusion pipe is located, the entrance door main body is close to one side of the ventilation opening and closing part, and a second miniature electromagnetic valve is arranged on one side of the ventilation opening and closing part. In the preferred embodiment, the door-opening sterilizing device is convenient for spraying sterilizing spray when the door is opened so as to prevent epidemic.

Compared with the prior art, the utility model has the beneficial effects that:

the entrance door is convenient for ventilation and epidemic prevention;

it unblanks to be convenient for discern the owner through going into family's recognition component, be convenient for carry out the body temperature detection to owner and visitor through body temperature detection part, so that carry out epidemic prevention processing when detecting abnormal body temperature person, be convenient for drive the lifting slide lift through drive part, so that drive liquid fog killing part goes up and down, it disinfects the disinfection to be convenient for go into the door main part through liquid fog killing part, be convenient for clean the collection to disinfecting the liquid that adheres to in the door main part of entering family through cleaning part, be convenient for ventilate through trading wind through-hole, be convenient for promptly seal the trading wind through-hole through gasbag sealing member, open or close of ventilation through-hole is realized to the part of opening and close through ventilation, be convenient for spout the killing spraying when opening the door through the device that kills that disappears of opening the door, in order to carry out the epidemic prevention.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is an isometric view of the overall construction of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention;

FIG. 3 is an isometric view of the door killing device of the present invention;

FIG. 4 is an isometric view of the epidemic prevention ventilation equipment of this invention;

FIG. 5 is a top view of the overall structure of the present invention;

FIG. 6 is a front view of the overall structure of the present invention;

FIG. 7 is a sectional view of the door opening sterilizer of the present invention;

fig. 8 is a sectional view of the overall structure of the present invention.

Description of the drawings: 10. an entrance door main body; 20. a home entry detection device; 21. an entry identification section; 211. a coded lock; 212. a positioning groove; 213. a face recognition camera; 214. turning over the cover plate; 22. a body temperature detection part; 221. an infrared thermal imaging camera; 30. a door body sterilizing device; 31. a vertical outer cover plate; 32. a horizontal outer cover plate; 33. a lifting slide block; 34. a drive member; 341. a first micro motor; 342. a screw rod; 35. a liquid mist sterilizing component; 351. folding the hose; 352. a first infusion tube; 353. a spray tube; 354. a first micro-solenoid valve; 36. a cleaning member; 361. cleaning with a brush; 362. a receiving box; 40. epidemic prevention ventilation equipment; 41. ventilating through holes; 411. a funnel hole; 412. a communicating hole; 42. filtering with a screen; 43. an airbag sealing member; 431. an annular air bag; 432. a gas delivery pipe; 44. a ventilation opening and closing part; 441. an annular slide rail frame; 442. a shutter plate; 443. a rack; 444. a second micro motor; 445. a drive gear; 50. a door opening killing device; 51. sterilizing the tube; 52. a spray head; 53. a second infusion tube; 54. and a second miniature solenoid valve.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring now to fig. 1, 2, 3, 5, 6 and 8, in a preferred embodiment of the present invention, an intelligent entry door, includes an entry door body 10, a service detection device 20 and a door body sterilizing device 30 are arranged on one side of the service door main body 10, the entrance detection device 20 includes an entrance identification part 21 and a body temperature detection part 22 provided at one side of the entrance door main body 10, the door sterilizing device 30 includes a vertical outer cover plate 31 disposed at one side of the entrance door main body 10, a horizontal outer cover plate 32 having one end communicating with a sidewall of the vertical outer cover plate 31 and located at the top of the entrance door main body 10, a lifting slider 33 slidably connected to a sidewall of the entrance door main body 10 and located in the vertical outer cover plate 31, a driving member 34 disposed at the top of the vertical outer cover plate 31 and used for driving the lifting slider 33 to lift, and a liquid mist sterilizing part 35 provided at one side of the lifting slider 33 and located in the horizontal outer cover plate 32; the entrance identification component 21 comprises a coded lock 211 arranged on the side wall of the entrance door main body 10, a positioning groove 212 embedded in the side wall of the entrance door main body 10, a face recognition camera 213 embedded in the positioning groove 212, and a turning cover plate 214 with one end hinged to the inner wall of the positioning groove 212, the body temperature detection component 22 comprises an infrared thermal imaging camera 221 embedded in the side wall of the entrance door main body 10, the driving component 34 comprises a first micro motor 341 arranged on the top of the vertical outer cover plate 31, and a screw rod 342 arranged at the execution end of the first micro motor 341 and connected with the lifting slide block 33 by a nut, the liquid fog eliminating and killing component 35 comprises a folding cover plate hose 351 with the bottom end communicated with the bottom of the inner wall of the vertical outer cover plate 31 and the top end extended into the lifting slide block 33, and a first infusion tube 352 with one end communicated with the bottom end of the folding hose 351 through the entrance door main body 10, and locate the lift slider 33 lateral wall and with the spray pipe 353 that folding hose 351 is linked together, first transfer line 352 outer wall just is located entrance door main part 10 is close to one side of ventilation on-off part 44 is equipped with first miniature solenoid valve 354, the lift slider 33 lateral wall is equipped with cleaning part 36, cleaning part 36 includes that one end is pegged graft the cleaning brush 361 of lift slider 33 lateral wall, and the joint accept box 362 of entrance door main part 10 outer wall bottom.

It should be noted that, in this embodiment, the owner may unlock the entry door main body 10 through the combination lock 211 or the face recognition camera 213 to enter the room, and the controller receives the thermal imaging image of the infrared thermal imaging camera 221 and performs epidemic prevention when detecting the visitor with the body temperature higher than the normal value;

when the door body sterilizing device 30 carries out epidemic prevention protection, the controller triggers a sterilizing liquid source arranged in a room, and opens the first miniature electromagnetic valve 354, at the moment, the sterilizing liquid is sprayed out through the first infusion tube 352, the folding hose 351 and the spraying tube 353 so as to be sterilized, and the driving part 34 drives the lifting slide block 33 to move downwards so as to sterilize the whole entrance door main body 10;

further, when the driving part 34 works, the execution end of the first micro motor 341 drives the screw rod 342 to rotate, and the screw rod 342 drives the lifting slide block 33 to lift;

further, when the lifting slider 33 moves, the cleaning brush 361 is driven by the lifting slider 33 to move, so as to clean the liquid attached to the entrance door main body 10 after being sterilized, and finally the liquid falls into the receiving box 362.

Please refer to fig. 2, 4, 7, and 8, in another preferred embodiment of the present invention, epidemic prevention ventilation apparatuses 40 are disposed on both sides of the body temperature detecting member 22 and on the side wall of the entrance door main body 10, wherein the epidemic prevention ventilation apparatuses 40 include ventilation through holes 41 penetrating through the entrance door main body 10, filter screens 42 symmetrically disposed at both ends of the ventilation through holes 41, air bag sealing members 43 disposed in the ventilation through holes 41, and ventilation opening and closing members 44 disposed on one side of the entrance door main body 10 away from the entrance detecting member 20 and corresponding to the ventilation through holes 41; the ventilating through hole 41 comprises two funnel holes 411 which are symmetrically arranged, and a communication hole 412 which is communicated with the two funnel holes 411, the filter screen 42 is located at one end of the funnel hole 411 far away from the communication hole 412, the airbag sealing component 43 comprises an annular airbag 431 arranged on the inner wall of the communication hole 412, and a gas pipe 432 having one end communicating with the annular airbag 431 and the other end extending to the outside of the entry door main body 10, the ventilation opening and closing member 44 includes an annular sliding rail frame 441 disposed on an outer wall of the door body 10 and sleeved outside the ventilation through hole 41, an opening and closing plate 442 slidably connected to an inner wall of the annular sliding rail frame 441, a rack 443 disposed on one side of the opening and closing plate 442, a second micro-motor 444 embedded in the door body 10, and a driving gear 445 provided at an execution end of the second micro motor 444 and engaged with the rack 443.

It should be noted that, in this embodiment, during ventilation, air enters the room through the ventilation through hole 41, the filter screen 42 filters the air, when epidemic prevention is required, the controller triggers the air source system connected to the air pipe 432, pressure air enters the annular air bag 431 through the air pipe 432, the annular air bag 431 expands to emergently seal the communication hole 412, then the second micro motor 444 drives the driving gear 445 to rotate, the driving gear 445 drives the opening and closing plate 442 to move upwards through the rack 443, and the opening and closing plate 442 blocks the ventilation through hole 41;

further, when the liquid mist sterilizing component 35 is sterilized, the inside of the ventilation through hole 41 can be sterilized.

Referring to fig. 3, 5 and 7 again, in another preferred embodiment of the present invention, an open-door killing device 50 is embedded in one end of the entrance door main body 10 away from the lifting slider 33, the open-door killing device 50 includes a killing tube 51 embedded in the entrance door main body 10 and vertically disposed, a plurality of spray nozzles 52 having one end communicating with an outer wall of the entrance door main body 10 and the other end communicating with the killing tube 51, and a second infusion tube 53 having one end communicating with the killing tube 51 and the other end communicating with the first infusion tube 352, and a second micro electromagnetic valve 54 is disposed on an outer wall of the second infusion tube 53 and on a side of the entrance door main body 10 close to the ventilation opening and closing component 44.

In this embodiment, when the door is opened, the controller triggers the disinfecting liquid source disposed in the room, and opens the second micro solenoid valve 54, and the disinfecting liquid is sprayed out through the second liquid conveying pipe 53, the disinfecting pipe 51 and the spray head 52, so as to form disinfecting spray when the door is opened, thereby preventing epidemic.

The specific process of the utility model is as follows:

the controller model is "LY 2NE-24T-HMI 70".

The owner can unlock the entrance door main body 10 through the coded lock 211 or the face recognition camera 213 to enter the room, and the controller receives the thermal imaging image of the infrared thermal imaging camera 221 and performs epidemic prevention when detecting the visitor with the body temperature higher than the normal value;

when the door body sterilizing device 30 carries out epidemic prevention protection, the controller triggers a sterilizing liquid source arranged in a room, and opens the first miniature electromagnetic valve 354, at the moment, the sterilizing liquid is sprayed out through the first infusion tube 352, the folding hose 351 and the spraying tube 353 so as to be sterilized, and the driving part 34 drives the lifting slide block 33 to move downwards so as to sterilize the whole entrance door main body 10;

when the driving part 34 works, the execution end of the first micro motor 341 drives the screw rod 342 to rotate, and the screw rod 342 drives the lifting slide block 33 to lift;

when the lifting slide block 33 moves, the cleaning brush 361 moves under the driving of the lifting slide block 33 to clean the liquid attached to the entrance door main body 10 after sterilization, and the liquid finally falls into the receiving box 362;

when ventilation is performed, air enters the room through the ventilation through hole 41, the filter screen 42 filters the air, when epidemic prevention protection is required, the controller triggers an air source system connected with the air pipe 432, pressure air enters the annular air bag 431 through the air pipe 432, the annular air bag 431 expands to emergently seal the communication hole 412, then the second micro motor 444 drives the driving gear 445 to rotate, the driving gear 445 drives the opening and closing plate 442 to move upwards through the rack 443, and the opening and closing plate 442 blocks the ventilation through hole 41;

when the liquid fog sterilizing component 35 is sterilized, the air exchange through hole 41 can be sterilized;

when the door is opened for killing, the controller triggers the killing liquid source arranged in the room, and the second miniature electromagnetic valve 54 is opened, the killing liquid is sprayed out through the second liquid conveying pipe 53, the killing pipe 51 and the spraying head 52, so that killing spraying is formed when the door is opened, and epidemic prevention is realized.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above-described embodiments, and it is within the scope of the utility model to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.

Claims (10)

1. The intelligent entrance door comprises an entrance door main body (10) and is characterized in that one side of the entrance door main body (10) is provided with an entrance detection device (20) and a door body killing device (30), the entrance detection device (20) comprises an entrance identification part (21) and a body temperature detection part (22) which are arranged on one side of the entrance door main body (10), the door body killing device (30) comprises a vertical outer cover plate (31) arranged on one side of the entrance door main body (10), a horizontal outer cover plate (32) with one end communicated with the side wall of the vertical outer cover plate (31) and positioned at the top of the entrance door main body (10), a lifting slide block (33) which is connected with the side wall of the entrance door main body (10) in a sliding manner and positioned in the vertical outer cover plate (31), and a driving part (34) which is arranged at the top of the vertical outer cover plate (31) and is used for driving the lifting slide block (33) to lift up and down, and a liquid mist eliminating and killing component (35) which is arranged on one side of the lifting slide block (33) and is positioned in the horizontal outer cover plate (32);

epidemic prevention ventilation devices (40) are arranged on the side wall of the entrance door main body (10) and on two sides of the body temperature detection part (22), each epidemic prevention ventilation device (40) comprises an air exchange through hole (41) penetrating through the entrance door main body (10), filter screens (42) symmetrically arranged at two ends of the air exchange through hole (41), an air bag sealing part (43) arranged in the air exchange through hole (41), and a ventilation opening and closing part (44) which is arranged on one side, far away from the entrance detection device (20), of the entrance door main body (10) and corresponds to the air exchange through hole (41);

and a door opening killing device (50) is embedded in one end, far away from the lifting slide block (33), of the entrance door main body (10).

2. An intelligent entrance door as claimed in claim 1, wherein the entrance identification component (21) comprises a coded lock (211) disposed on the side wall of the entrance door main body (10), a positioning groove (212) embedded in the side wall of the entrance door main body (10), a face recognition camera (213) embedded in the positioning groove (212), and a flip cover plate (214) with one end hinged to the inner wall of the positioning groove (212).

3. An intelligent entrance door according to claim 1, wherein the body temperature detecting part (22) comprises an infrared thermal imaging camera (221) embedded in the side wall of the entrance door main body (10).

4. An intelligent entrance door according to claim 1, wherein the driving part (34) comprises a first micro motor (341) disposed on the top of the vertical housing plate (31), and a lead screw (342) disposed at the executing end of the first micro motor (341) and having a nut connected with the lifting slider (33).

5. The intelligent entrance door as claimed in claim 1, wherein the liquid mist killing part (35) comprises a folding hose (351) with a bottom end communicated with the bottom of the inner wall of the vertical outer cover plate (31) and a top end extending into the lifting slider (33), a first infusion tube (352) with one end penetrating through the entrance door main body (10) and communicated with the bottom end of the folding hose (351), and an atomizing tube (353) arranged on the side wall of the lifting slider (33) and communicated with the folding hose (351), wherein a first micro electromagnetic valve (354) is arranged on the outer wall of the first infusion tube (352) and positioned on one side of the entrance door main body (10) close to the ventilation opening and closing part (44).

6. An intelligent entrance door as claimed in claim 1, wherein the side wall of the lifting slider (33) is provided with a cleaning component (36), and the cleaning component (36) comprises a cleaning brush (361) with one end inserted into the side wall of the lifting slider (33) and a receiving box (362) clamped at the bottom of the outer wall of the entrance door main body (10).

7. An intelligent entrance door as claimed in claim 1, wherein the ventilation through hole (41) comprises two symmetrically arranged funnel holes (411) and a communication hole (412) for communicating the two funnel holes (411), and the filter screen (42) is located at one end of the funnel holes (411) far away from the communication hole (412).

8. The intelligent entrance door according to claim 7, wherein the airbag sealing component (43) comprises an annular airbag (431) arranged on the inner wall of the communication hole (412), and an air delivery pipe (432) with one end communicated with the annular airbag (431) and the other end extending to the outside of the entrance door main body (10).

9. The intelligent entrance door of claim 1, wherein the ventilation opening and closing member (44) comprises an annular sliding rail frame (441) disposed on an outer wall of the entrance door body (10) and sleeved outside the ventilation through hole (41), an opening and closing plate (442) slidably connected to an inner wall of the annular sliding rail frame (441), a rack (443) disposed on one side of the opening and closing plate (442), a second micro-motor (444) embedded in the entrance door body (10), and a driving gear (445) disposed at an execution end of the second micro-motor (444) and engaged with the rack (443).

10. The intelligent entrance door according to claim 5, wherein the door opening killing device (50) comprises a killing pipe (51) which is embedded in the entrance door main body (10) and is vertically arranged, a plurality of spray heads (52) with one end communicated with the outer wall of the entrance door main body (10) and the other end communicated with the killing pipe (51), and a second infusion pipe (53) with one end communicated with the killing pipe (51) and the other end communicated with the first infusion pipe (352), wherein a second miniature electromagnetic valve (54) is arranged on the outer wall of the second infusion pipe (53) and on one side of the entrance door main body (10) close to the ventilation opening and closing part (44).

Images