CN111330052B

CN111330052B - Multifunctional disinfection and sterilization device for elevator car

Info

Publication number: CN111330052B
Application number: CN202010249386.5A
Authority: CN
Inventors: 周桂宇; 曹泰铭
Original assignee: Yibin University
Current assignee: Yibin University
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-11-23
Anticipated expiration: 2040-04-01
Also published as: CN111330052A

Abstract

The invention relates to the technical field of elevator accessories, in particular to a multifunctional disinfection device for an elevator car. The specific technical scheme is as follows: a multifunctional disinfection and sterilization device for an elevator car comprises a car body, wherein an internal circulation fixed block is arranged at the top in the car body, a fixed cover is fixed at the bottom of the internal circulation fixed block, a porous disinfection spray nozzle is arranged at the bottom of the fixed cover, and the porous disinfection spray nozzle is connected with a disinfectant box; the outer top of car body is fixed with multistage electric putter, and multistage electric putter's initial pole stretches into this internal and be fixed with the fixed plate parallel with car body lateral wall of car, and except that the parcel has the cotton layer on the inside one side of elevator, the remaining three faces of fixed plate. The invention solves the problems that the prior art can not carry out targeted disinfection, the disinfection times and time are not controllable, and the interior of the elevator can not be cleaned.

Description

Multifunctional disinfection and sterilization device for elevator car

Technical Field

The invention relates to the technical field of elevator accessories, in particular to a multifunctional disinfection device for an elevator car.

Background

The elevator is a closed narrow environment, the elevator is used as a public space with dense personnel and high mobility, and bacteria and viruses are bred and spread very quickly. The traditional manual disinfection and sterilization mode cannot ensure that the whole space is disinfected, and the disinfection is required once every 4 hours, and especially, the key position needs to be disinfected with special attention, so that the time and the labor are consumed.

The invention patent with Chinese patent application number 201710495154.6 discloses a car elevator capable of sterilizing and disinfecting, which specifically comprises an elevator car body, wherein a planar pressure sensor is laid on the inner side of the floor of the elevator car body, a ceiling seat is fixed at the top of the inner cavity of the car body, a stepping motor is installed on the ceiling seat, a rotating disk is installed on an output shaft of the stepping motor through a rotating shaft, a plurality of ultraviolet sterilizing lamps are arranged on the rotating disk, a plurality of disinfectant nozzles are also arranged on the rotating disk, the disinfectant nozzles are connected with the outlet end of a miniature electric sprayer through a conveying hose, the inlet section of the miniature electric sprayer is communicated with the bottom of a disinfectant container, the pressure sensor is connected with the input end of a controller, and the output end of the controller is respectively connected with the stepping motor, the ultraviolet sterilizing lamps and the miniature electric sprayer. This patent has adopted the rotational design of swash plate formula, can make ultraviolet germicidal lamp constantly alternate and shine the angle, can effectively cover all areas of elevator car inside, opens miniature electric nebulizer simultaneously according to actual need and disinfects the spraying, has realized the omnidirectional disinfection of elevator inner space and the operation of disinfecting. However, this patent suffers from the following disadvantages:

1. after the elevator car body is sprayed with the disinfectant, the elevator car body is not dried, and the bottom and the periphery of the elevator car body are moist and easy to slip; moreover, the disinfection and sterilization function does not aim at the targeted disinfection of a high-pollution area (such as an internal call panel);

2. the elevator car body can not adjust the spraying times every day according to a special period, and needs to be disinfected once every 4 hours, and can be disinfected once every day under normal conditions;

3. the elevator car body is disinfected when no person takes the elevator car body, but the situation that a person uses the elevator in the disinfection process cannot be avoided; therefore, the elevator car body does not have the function of stopping disinfection when a person uses the elevator;

4. the motor is adopted at elevator car body top to drive the rotary disk and carry out spraying of antiseptic solution, and this function power consumption is big, and the antiseptic solution can leave the watermark in elevator car body after doing.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a multifunctional disinfection device for an elevator car, which solves the problems that targeted disinfection cannot be performed, the disinfection times and time are uncontrollable, and the interior of an elevator cannot be cleaned in the prior art.

In order to achieve the purpose, the invention is realized by the following technical scheme: the invention discloses a multifunctional disinfection and sterilization device for an elevator car, which comprises a car body and an inner call panel arranged in the car body, wherein an inner circulation fixed block is arranged at the top in the car body, a fixed cover is fixed at the bottom of the inner circulation fixed block, a porous disinfection spray head is arranged at the bottom of the fixed cover, the porous disinfection spray head is connected with a disinfectant box, and an ultraviolet disinfection lamp is arranged at the center of the bottom of the porous disinfection spray head;

a multi-stage electric push rod is fixed at the outer top of the car body through a support, an initial rod of the multi-stage electric push rod extends into the car body and is fixed with a fixed plate parallel to the side wall of the car body, first grooves are formed in two ends of the fixed plate, a movable plate is fixed in the first grooves through springs, and a waterproof plate is fixed on the side face, away from the side wall of the car body, of the fixed plate; the other three surfaces of the fixed plate except the waterproof plate and the side surfaces of the movable plates extending out of the first grooves are wrapped with cotton cloth layers.

Preferably, the cotton layer with the inner wall laminating of car body, the second recess has been seted up to the top surface center department of fixed plate, multistage electric putter's primary beam is fixed the bottom of second recess, the confession has been seted up at the top of car body the through-hole that multistage electric putter primary beam passed, the through-hole sets up the top of car body, be close to the central point of car body lateral wall and put.

Preferably, a plurality of air ports are uniformly distributed on the fixed cover and around the porous disinfection spray head, and an infrared sensor is arranged in a region between the air ports and the porous disinfection spray head; the outer top of car body is provided with the safety cover, be provided with the controller in the safety cover, the disinfectant box is located in the safety cover.

Preferably, the disinfectant box is connected with an electric water pump, and a water outlet of the electric water pump is connected with the porous disinfection nozzle.

Preferably, a plurality of vertically arranged vent holes are uniformly distributed in the inner circulation fixing block, and the vent holes are communicated with the tops of the fixing cover and the car body respectively.

Preferably, the number of the infrared sensors is two, the two infrared sensors are symmetrically arranged on the fixed cover, and one infrared sensor faces the elevator door.

Preferably, an electric heating fan is arranged in the fixed cover and is respectively connected with the plurality of air ports.

Preferably, a plurality of stages of electric telescopic rods are arranged in the protective cover, penetrate through the top of the car body and extend into the car body, and a spray head is fixed at the end of the car body and faces the inner breathing panel; the multi-stage electric telescopic rod is hollow in the rod, a three-fork pipe joint is connected to a water outlet of the electric water pump, and the three-fork pipe joint is connected with the multi-hole disinfection sprayer and the multi-stage electric telescopic rod through hoses respectively.

Preferably, connect multistage electric telescopic handle's hose stretches into in multistage electric telescopic handle's the pole, and stretch into multistage electric telescopic handle's hose tip is fixed with the return bend, the return bend orientation the bottom of car body.

Preferably, a plurality of downward-inclined air holes are uniformly distributed in the circumferential direction of the protective cover, and a filter layer covered by the air holes is arranged in the circumferential direction of the protective cover.

The invention has the following beneficial effects:

1. the elevator car automatic monitoring system simultaneously determines whether a person is in the elevator car or not through the infrared sensor and the elevator car self-carrying weighing device, stops the elevator during the disinfection period, informs the person through the exhaling panel, disinfects and suspends the use; if the elevator needs to be used, the elevator is started by the property manager. Moreover, the controller can be used for automatically setting the disinfection frequency, the disinfection is carried out once every four hours in the special period of the epidemic situation (the frequency is controllable), and the disinfection is carried out once a day in the normal period at ordinary times; the disinfectant is non-flammable, explosive and non-corrosive chlorine dioxide disinfectant; after 5 minutes of disinfection and sterilization, internal circulating hot air can be started to dry water drops in the lift car, so that the ground is prevented from slipping and falling; the multistage electric telescopic rod which can be vertically telescopic is adopted to strengthen the disinfection of the internal respiration panel (key).

2. The fixed cover is arranged in a spherical shape, so that the multi-hole disinfection spray head arranged on the fixed cover can disinfect in multiple directions in the car body; the disinfectant in the disinfectant box is pressurized by an electric water pump and then is respectively conveyed to the porous disinfection spray head and the spray head through the three-fork pipe joint to be sprayed out, so that the interior and the interior of the lift car body are disinfected simultaneously. And the infrared sensor monitors whether personnel exist in the elevator and at the elevator door in real time, and once the controller controls the electric water pump to be closed, the disinfection solution is stopped from being sprayed. The whole disinfection process of the car body is automatically controlled, and the electric water pump does not need to be closed by workers.

3. The fixed plate capable of moving up and down is arranged on the inner wall of the car body, the movable plates are arranged at the two ends of the fixed plate, and the total length of the fixed plate and the movable plates is changed by the movable plates retracting into the first groove or extending out of the first groove, so that the fixed plate can wipe the inner walls of the car body with different widths. The movable plates at the two ends of the fixed plate can be tightly propped against other inner walls of the car body under the action of the spring, so that the fixed plate and the movable plates are more stable in the car body; and the movable plates on the inner wall of the car body corresponding to the elevator door are respectively abutted against the other two waterproof plates, so that the movable plates and the fixed plates on the three surfaces in the car body are not easy to loosen, the wiping effect on the inner wall of the car body is ensured, and the car body is not easy to damage.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a bottom view of the retaining cap;

fig. 3 is a schematic structural view of a fixed plate and a movable plate in a car body;

fig. 4 is a view from a-a in fig. 3 (fig. 4 is a view of the car body in a-a);

FIG. 5 is an enlarged view of a portion A of FIG. 4;

in the figure: the car body 1, ultraviolet sterilamp 2, fixed cover 3, infrared sensor 4, wind gap 5, porous disinfection shower nozzle 6, inner loop fixed block 7, safety cover 8, controller 9, multistage electric telescopic handle 10, electric heat fan 11, disinfectant box 12, electric water pump 13, shower nozzle 14, exhale panel 15, filter layer 16, gas pocket 17, support 18, multistage electric putter 19, fixed plate 20, first recess 21, spring 22, fly leaf 23, waterproof board 24, cotton layer 25, second recess 26, through-hole 27, third recess 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless otherwise indicated, the technical means used in the examples are conventional means well known to those skilled in the art.

Referring to fig. 1-2, the invention discloses a multifunctional disinfection and sterilization device for an elevator car, which comprises a car body 1 and an inner call panel 15 arranged in the car body 1, wherein an inner circulation fixing block 7 is arranged at the top in the car body 1, a plurality of vertically arranged vent holes are uniformly distributed on the inner circulation fixing block 7, the size of the vent hole is conventional, a fixing cover 3 is fixed at the bottom of the inner circulation fixing block 7, the fixing cover 3 is in a hollow hemispherical shape, and the vent holes are respectively communicated with the fixing cover 3 and the top of the car body 1.

The bottom of fixed cover 3 is provided with porous disinfection shower nozzle 6, and porous disinfection shower nozzle 6 is connected with disinfectant box 12, is connected with electric water pump 13 on the disinfectant box 12, and electric water pump 13's delivery port is connected with porous disinfection shower nozzle 6, and electric water pump 13 makes the spun antiseptic solution be vaporific from porous disinfection shower nozzle 6 blowout after with the antiseptic solution pressurization, increases the spray area of antiseptic solution. The bottom center of the porous disinfection spray head 6 is provided with an ultraviolet sterilization lamp 2, a plurality of air ports 5 are uniformly distributed on the fixed cover 3 and around the porous disinfection spray head 6, and an infrared sensor 4 is arranged in an area between the air ports 5 and the porous disinfection spray head 6. It should be understood that: the ultraviolet sterilizing lamp 2, the infrared sensor 4, the air port 5 and the porous sterilizing spray head 6 are all arranged on the spherical surface of the fixed cover 3, and particularly, the shape of the porous sterilizing spray head 6 is the same as that of the fixed cover 3, so that the porous sterilizing spray head 6 can spray disinfectant in the largest range. What hold in disinfectant box 12 is the chlorine dioxide antiseptic solution, can connect one on disinfectant box 12 and stretch into the hose in car body 1, sets up a plug at the tip of hose, just this hose of accessible adds the antiseptic solution to disinfectant box 12 in car body 1. The multi-hole disinfection spray head 6 is connected with a disinfection solution box 12 inside the fixed cover 3 through a hose, the hose penetrates through the internal circulation fixed block 7, and an electronic valve is arranged on the hose.

Further, in order to control equipment in the car body 1, such as the infrared sensor 4 and the ultraviolet sterilizing lamp 2, a protective cover 8 is arranged at the outer top of the car body 1, a controller 9 is arranged in the protective cover 8, and the disinfectant box 12 is located in the protective cover 8, so that the equipment arranged outside the car body 1 is prevented from dust. When the protective cover 8 is provided, attention is paid to avoid the wire rope connected to the top of the car body 1. The controller 9 is respectively connected with the infrared sensor 4 and the ultraviolet sterilizing lamp 2, so that whether a person exists in the car body 1 or not is monitored in real time, and whether the person enters the car body 1 in the process of disinfecting the car body 1 or not is monitored; and controls the on and off of the ultraviolet sterilizing lamp 2.

Further, for whether someone is in better monitoring car body 1, set up infrared ray sensor 4 into two, the symmetry sets up on fixed cover 3, and one of them infrared ray sensor 4 is towards the lift-cabin door, and another is then inside towards car body 1, not only can monitor whether someone is in car body 1, can also real-time supervision whether someone enters into car body 1. When the controller 9 detects that a person enters the car body 1, the corresponding equipment is controlled to stop disinfection by the controller.

In order to dry the disinfected car body 1, an electric heating fan 11 is arranged in the fixed cover 3, and the electric heating fan 11 is respectively connected with the air ports 5. It should be understood that: the electric heating fan 11 is connected with the controller 9, and the opening and closing time of the electric heating fan 11 is controlled by the controller 9. The air outlet of the electric heating fan 11 is connected with a multi-channel joint, each channel on the joint is connected with a pipeline, the other end of each pipeline is respectively connected with the air port 5, and the pipelines are positioned in the fixed cover 3. The number of the air ports 5 is preferably 4, and the air ports are uniformly arranged on the fixed cover 3 around the porous disinfectant nozzle 6. The outlet direction downward sloping of wind gap 5, the angle of slope is between 30 ~ 50 to better carry out the drying to the inside of car body 1.

Further, in order to sterilize the inner call panel 15 in the car body 1 in a targeted manner, a multi-stage electric telescopic rod 10 is arranged in the protective cover 8, a rod part of the multi-stage electric telescopic rod 10 penetrates through the top of the car body 1 and extends into the car body 1, a spray head 14 is fixed at the end part of the multi-stage electric telescopic rod, and the spray head 14 faces the inner call panel 15. The multi-stage electric telescopic rod 10 is hollow in the rod, a Y-pipe joint is connected to a water outlet of the electric water pump 13, and the Y-pipe joint is respectively connected with the multi-hole disinfection spray head 6 and the multi-stage electric telescopic rod 10 through hoses. The hose connected with the multi-stage electric telescopic rod 10 extends into the rod of the multi-stage electric telescopic rod 10, and the end part of the hose extending into the multi-stage electric telescopic rod 10 is fixed with a bent pipe, and the bent pipe faces to the bottom of the car body 1. It should be understood that: controller 9 is connected with multistage electric telescopic handle 10, through the extension degree that multistage electric telescopic handle 10 is controlled to controller 9 for the shower nozzle 14 exhales panel 15 just in facing to, thereby disinfects panel 15 exhaling inwards, and the direction of shower nozzle 14 sets up in advance, and multistage electric telescopic handle 10 only need control shower nozzle 14 highly can. Moreover, the power part of the multi-stage electric telescopic rod 10 is located in the protective cover 8, part of the rod part of the multi-stage electric telescopic rod is located in the protective cover 8, the hose extends into the multi-stage electric telescopic rod 10 located in the protective cover 8 from one side of the rod part of the multi-stage electric telescopic rod, and the pipe orifice of the elbow is downward, so that the disinfectant can be sprayed out from the elbow and directly sprayed out from the spray head 14 along the multi-stage electric telescopic rod 10. Of course, the disinfectant sprayed from the spray head 14 is pressurized by the electric water pump 13, so that the sprayed disinfectant is in a mist form, and the atomized disinfectant can completely cover the internally breathing panel 15.

Furthermore, a plurality of downward-inclined air holes 17 are uniformly distributed in the circumferential direction of the protective cover 8, and a filter layer 16 covering the air holes 17 is arranged in the circumferential direction of the protective cover 8. The filter layer 16 is capable of filtering air entering the protective cover 8 and preventing dust from entering the protective cover 8. And the air after filtering enters into car body 1 through safety cover 8 and inner loop fixed block 7 to the realization is taken a breath in the car body 1.

Referring to fig. 3 to 5, further, after the inner wall of the car body 1 is disinfected, a lot of watermarks of disinfectant are left on the inner wall of the car body 1 after the electric heating fan 11 is directly used to dry the car body 1, so that the inner wall of the car body 1 is very dirty. Therefore, the inner wall of the car body 1 is provided with an erasing mechanism for erasing the inner wall of the car body 1 on three sides except the side provided with the elevator door.

Should erase mechanism including setting up at the outer top of car body 1 and through the multistage electric putter 19 that support 18 is fixed, multistage electric putter 19's initial pole stretches into in car body 1, and be fixed with the fixed plate 20 parallel with car body 1 lateral wall, first recess 21 has been seted up at the both ends of fixed plate 20, be fixed with fly leaf 23 through spring 22 in the first recess 21, be fixed with waterproof board 24 on the side of fixed plate 20 keeping away from car body 1 lateral wall, it is preferred, waterproof board 24 can dismantle fixedly through the bolt with fixed plate 20, the length of waterproof board 24 is greater than the length of fixed plate 20, the length of waterproof board 24 and the inside size looks adaptation of car body 1, the length of waterproof board 24 is width and length in car body 1 promptly. The car bodies with different sizes only need to replace the waterproof board 24 with the corresponding size. The waterproof plate 24 is a smooth surface, the thickness is 0.5-1 mm, and the attractiveness of the interior of the car body 1 cannot be affected; the remaining three sides of the fixed plate 20 except the waterproof plate 24 and the side of the movable plate 23 extending out of the first groove 21 are wrapped with a cotton cloth layer 25. It should be noted that: the cotton cloth layer 25 wraps the other exposed fixed plate 20 and the movable plate 23 except the waterproof plate 24, and the cotton cloth layer 25 is a whole and is attached to the inner side wall of the car body 1. In order to make the stress of the spring 22 more concentrated, a third groove 28 is opened on the movable plate 23 at a position corresponding to the bottom of the first groove 21, and the spring 22 is fixed at the bottom of the third groove 28 and the first groove 21. Multistage electric putter 19 sets up in safety cover 8, if multistage electric putter 19 highly is higher than safety cover 8, then only need with multistage electric putter 19 stretch out from the top of safety cover 8 can, do simultaneously stretch out the dustproof work of the multistage electric putter 19 outside the safety cover 8 can. The maximum stroke of the multistage electric push rod 19 may be selected according to the height of the car body 1.

Further, in order to make the parcel effect of cotton layer 25 better, the cross-section of fly leaf 23 tip be trapezoidal platform, and the bottom surface (the big one side of area) parcel cotton layer 25 of trapezoidal platform, four angles of trapezoidal platform bottom surface prop up cotton layer 25, make the cotton layer on the fixed plate 20 flush with the cotton layer on the fly leaf 23 for cotton layer 25's cladding effect is better more pleasing to the eye, has also increased the contact surface with 1 inner wall of car body.

In addition, the movable plates 23 are arranged at the two ends of the fixed plate 20, mainly to adapt the fixed plate 20 to car bodies 1 with different sizes, that is, the movable plates 23 are compressed into or extended out of the first grooves 21, so that the total length of the fixed plate 20 and the movable plates 23 is increased or reduced, and inner walls of the car bodies 1 with different widths can be wiped.

In order to fix the initial rod of the multistage electric push rod 19 and the fixing plate 20 more firmly, a second groove 26 is opened at the center of the top surface of the fixing plate 20, the initial rod of the multistage electric push rod 19 is fixed at the bottom of the second groove 26, and the initial rod of the multistage electric push rod 19 also passes through the cotton cloth layer 25 arranged on the top surface of the fixing plate 20. The top of car body 1 is seted up and is supplied multistage electric putter 19 initial pole to pass through hole 27, and through hole 27 sets up at the top of car body 1, is close to the central point of car body 1 lateral wall and puts for multistage electric putter 19 guarantees that fixed plate 20 is in the horizontality at the in-process of operation, avoids fixed plate 20 to incline. When the multi-stage electric push rod 19 is not used, the fixed plate 20 is located at the inner top of the car body 1, and the top surface of the fixed plate 20 is abutted against the inner top of the car body 1.

Further: in order to enable the cotton cloth layer 25 to wipe the inner wall of the car body 1, a plurality of magnets are embedded in the surfaces, corresponding to the inner wall of the car body 1, of the fixed plate 20 and the movable plate 23, and the inner wall of the car body 1 is not easily separated by the cotton cloth layer 25 due to the adsorption effect of the magnets on the inner wall of the car body 1, so that the wiping effect of the cotton cloth layer 25 on the inner wall of the car body 1 is guaranteed.

Referring to fig. 5, the erasing mechanism provided at the corresponding elevator door is slightly different from the erasing mechanism provided at the remaining inner wall in the car body 1. The specific difference lies in that: two end faces of the waterproof board 24 and the cotton cloth layer 25 wrapped on the end face of the movable board 23 are respectively abutted against the other two symmetrical waterproof boards 24. 3 in car body 1 wipe the mechanism and need start simultaneously, wipe the antiseptic solution on 1 inner wall of car body simultaneously. In order to improve the wiping effect of the inner wall of the car body 1, the electric heating fan 11 can be turned on while the multi-stage electric push rod 19 is turned on, and hot air is blown into the car body 1 while the inner wall of the car body 1 is wiped. Or, the electric heating fan 11 is started after the inner wall of the car body 1 is wiped, and the starting sequence and the running time are set according to actual conditions.

During the use of the invention, the interval time for sterilizing the interior of the car body 1 is set by the controller 9, and if the set time is 4h, the sterilization frequency can be adjusted according to the usual flow of people.

Firstly, the controller 9 controls the infrared sensor 4 to be opened to detect whether a person exists in the car body 1, and whether the person exists in the car body 1 can be determined simultaneously through a weighing device arranged in the car. If nobody, show "disinfecting, pause to use" on the outer panel of exhaling outside the elevator to control ultraviolet sterilizing lamp 2 to open simultaneously, control multistage electric telescopic handle 10 to start, make the shower nozzle 14 of its tip just to exhale panel 15 in, then, control electric water pump 13 and start, take the form of fog blowout from porous disinfection shower nozzle 6 and shower nozzle 14 respectively through the Y-pipe joint after pressurizing the antiseptic solution in antiseptic solution box 12, thereby disinfect in the car body 1, the disinfection time sets for 20 min. After the disinfection is finished, the controller 9 controls the electric water pump 13 to be closed, after the disinfection is finished for 5min, the controller 9 simultaneously starts the three multi-stage electric push rods 19 to simultaneously wipe the three inner walls of the car body 1, the electric heating fan 11 can be started in the wiping process, and the electric heating fan 11 can also be started after the wiping is finished; the electric heating fan 11 heats air and blows hot air from the air port 5, thereby drying the inside of the car body 1 being wiped or wiped. The closing time of the ultraviolet sterilizing lamp 2 and the multistage electric push rod 10 is set according to the actual situation, and the infrared sensor 4 is closed after the car body 1 is dried.

If someone opens the elevator door in the process of disinfecting the car body 1, after the infrared sensor 4 at the elevator door detects someone, the controller 9 controls the electric water pump 13 to close, and when the person leaves, the electric water pump 13 is opened again.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a multi-functional disinfection and sterilization apparatus of elevator car, includes car body (1) and sets up exhale panel (15) in car body (1), its characterized in that: an internal circulation fixing block (7) is arranged at the top in the car body (1), a fixing cover (3) is fixed at the bottom of the internal circulation fixing block (7), a porous disinfection spray head (6) is arranged at the bottom of the fixing cover (3), the porous disinfection spray head (6) is connected with a disinfectant box (12), and an ultraviolet sterilization lamp (2) is arranged at the center of the bottom of the porous disinfection spray head (6);

a multi-stage electric push rod (19) is fixed to the outer top of the car body (1) through a support (18), an initial rod of the multi-stage electric push rod (19) extends into the car body (1) and is fixed with a fixing plate (20) parallel to the side wall of the car body (1), first grooves (21) are formed in two ends of the fixing plate (20), movable plates (23) are fixed in the first grooves (21) through springs (22), and waterproof plates (24) are fixed to the side faces, far away from the side wall of the car body (1), of the fixing plate (20); cotton cloth layers (25) are wrapped on the other three surfaces of the fixed plate (20) except the waterproof plate (24) and the side surfaces of the movable plates (23) extending out of the first grooves (21);

the outer top of car body (1) is provided with safety cover (8), the equipartition has gas pocket (17) of a plurality of downward sloping in the circumference of safety cover (8), it will to be equipped with the one deck in the circumference of safety cover (8) filter layer (16) that gas pocket (17) cover.

2. The multifunctional disinfection and sterilization device for the elevator car of claim 1, wherein: cotton layer (25) with the inner wall laminating of car body (1), second recess (26) have been seted up to the top surface center department of fixed plate (20), the initial pole of multistage electric putter (19) is fixed the bottom of second recess (26), the confession has been seted up at the top of car body (1) through-hole (27) that multistage electric putter (19) initial pole passed, through-hole (27) set up the top of car body (1), be close to the central point of car body (1) lateral wall and put.

3. The multifunctional disinfection and sterilization device for the elevator car of claim 1, wherein: a plurality of air ports (5) are uniformly distributed on the fixed cover (3) and around the porous disinfection spray nozzle (6), and an infrared sensor (4) is arranged in a region between the air ports (5) and the porous disinfection spray nozzle (6); be provided with controller (9) in safety cover (8), disinfectant box (12) are located in safety cover (8).

4. The multifunctional disinfection and sterilization device for the elevator car of claim 2, wherein: an electric water pump (13) is connected to the disinfectant box (12), and a water outlet of the electric water pump (13) is connected with the porous disinfection spray head (6).

5. The multifunctional disinfection and sterilization device for the elevator car of claim 2, wherein: the inner loop fixed block (7) is evenly provided with a plurality of vertically arranged vent holes, and the vent holes are communicated with the tops of the fixed cover (3) and the car body (1) respectively.

6. The multifunctional disinfection and sterilization device for the elevator car of claim 3, wherein: the number of the infrared sensors (4) is two, the two infrared sensors are symmetrically arranged on the fixed cover (3), and one infrared sensor (4) faces the elevator door.

7. The multifunctional disinfection and sterilization device for the elevator car of claim 3, wherein: an electric heating fan (11) is arranged in the fixed cover (3), and the electric heating fan (11) is respectively connected with the air ports (5).

8. The multifunctional disinfection and sterilization device for the elevator car of claim 4, wherein: a multi-stage electric telescopic rod (10) is arranged in the protective cover (8), the multi-stage electric telescopic rod (10) penetrates through the top of the car body (1) to extend into the car body (1), a spray head (14) is fixed at the end of the car body, and the spray head (14) faces towards the inner breathing panel (15); the multi-stage electric telescopic rod is characterized in that the interior of the rod of the multi-stage electric telescopic rod (10) is hollow, a three-fork pipe joint is connected to a water outlet of the electric water pump (13), and the three-fork pipe joint is connected with the multi-stage electric telescopic rod (10) through a hose and the porous disinfection spray head (6) respectively.

9. The multifunctional disinfection and sterilization device for the elevator car of claim 8, wherein: connect the hose of multistage electric telescopic handle (10) stretches into in the pole of multistage electric telescopic handle (10), and stretch into the hose tip of multistage electric telescopic handle (10) is fixed with the return bend, the return bend orientation the bottom of car body (1).