CN111470393A

CN111470393A - Elevator car with sterilizing device

Info

Publication number: CN111470393A
Application number: CN202010376565.5A
Authority: CN
Inventors: 王雁; 姚俊涛; 谢娟; 尤梅
Original assignee: Shaanxi Provincial Cancer Hospital
Current assignee: Shaanxi Provincial Cancer Hospital
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-07-31

Abstract

An elevator car with a disinfection device, comprising: the car comprises a car body, a driving motor, a winding mechanism, a support frame, a connecting cable, a disinfection lamp bracket, an ultraviolet disinfection lamp and a disinfection lamp release port; driving motor, hoist mechanism, the support frame sets up in the top outside of car body, driving motor drive hoist mechanism operation, set up guide pulley on the support frame, the connecting cable passes in by guide pulley, driving motor drives the disinfection lighting fixture through hoist mechanism and connecting cable and goes up and down, set up the ultraviolet ray disinfection lamp on the disinfection lighting fixture, set up disinfection lamp release mouth on the car body roof, the disinfection lighting fixture is by disinfection lamp release mouth decline entering car this internal or rising outside moving to the car body, disinfection lamp release mouth selectivity switching. The ultraviolet disinfection replaces the traditional wiping disinfection mode, can comprehensively disinfect and sterilize the inner wall of the elevator car body and the air inside the elevator car body, avoids cross infection in the use of the elevator, and ensures the health and the safety of elevator passengers.

Description

Elevator car with sterilizing device

Technical Field

The invention relates to the technical field of public health, in particular to an elevator car with a disinfecting device.

Background

The elevator is a mechanical device arranged in a building and used for conveying people and goods among different floors, the car is an elevator component for conveying passengers and goods and is a working part of the elevator, the car body is a closed enclosure wall forming the inner space of the car, and the car body is provided with a ventilation opening and an access opening capable of being selectively opened and closed. When the elevator runs, the inner space of the car body is close to a closed space, the internal and external gas exchange capacity of the exhaust fan at the air vent is limited, and if a person taking the elevator carries certain viruses and bacteria, the air transmission can be caused in the car, so that the cross infection among elevator users in the car is caused. In particular, coronavirus that are transmitted via respiratory droplets, contact and aerosol, such as 2019 novel coronavirus disease (COVID-19), are more likely to form a transmitted infection within the car.

To avoid the formation of infections for the elevator users, regular disinfection of the elevators is required every day. The elevator can be disinfected by manually spraying chemical agents, but traditional disinfectants such as peracetic acid, 84 disinfectant and the like have high irritation and can stimulate eye conjunctiva and respiratory tract of a human body to cause new damage, residual smell is not easy to diffuse after disinfection, and the elevator needs to be closed to operate for 1-2 hours after disinfection; in order to avoid contact infection in the lift car, the operation panel and the inner wall in the lift car body can be wiped by alcohol and the like, but the mode cannot sterilize the air in the lift car body; in addition, manual disinfection is time-consuming and labor-consuming, and meanwhile, a disinfection leak caused by incomplete wiping and spraying exists.

Disclosure of Invention

In order to solve the technical problems in the prior art, such as those described above, the present invention provides an elevator car with a sterilizing device.

The elevator car with a disinfection device of the invention comprises: the car comprises a car body, a driving motor, a winding mechanism, a support frame, a connecting cable, a disinfection lamp bracket, an ultraviolet disinfection lamp and a disinfection lamp release port; driving motor, hoist mechanism, the support frame sets up the top outside at the car body, driving motor drive hoist mechanism operation, set up guide pulley on the support frame, the connecting cable passes in by guide pulley, the one end of connecting cable links to each other with the disinfection lighting fixture, the other end connection winding of connecting cable is on the reel of hoist mechanism, driving motor drives the disinfection lighting fixture through hoist mechanism and connecting cable and goes up and down, set up the ultraviolet ray disinfection lamp on the disinfection lighting fixture, set up disinfection lamp release mouth on the car body roof, the disinfection lighting fixture is fallen by disinfection lamp release mouth and is got into the car originally internally or rise and move to the car outside, disinfection lamp release mouth selectivity switching.

The invention can also adopt the following technical measures:

the driving motor and the winding mechanism are in transmission through a worm gear and a worm, an output shaft of the driving motor is coaxially connected with the worm, a winding drum driving shaft of the winding mechanism is coaxially provided with the worm gear, and the worm gear are meshed with each other.

The sterilizing lamp release port comprises a release hole, a movable baffle plate and a driving device, wherein the driving device drives the movable baffle plate to move, and the movable baffle plate selectively opens or closes the release hole.

The car body roof on release hole both sides set up parallel guide slot, the adjustable fender cooperation sets up in the guide slot, drive arrangement is electric putter, sets up the electric putter parallel with above-mentioned guide slot on the car body, electric putter is connected with adjustable fender and promotes adjustable fender and remove along the guide slot, the last cable that sets up of adjustable fender passes through the groove, the cable passes through the groove and sets up the direction parallel with the guide slot.

The car body on set up the electric putter that shelters from that has the shielding piece, shelter from electric putter and promote the shielding piece and pass through the groove with above-mentioned cable and seal.

The car body roof on release hole both sides set up parallel guide slot, two adjustable fender cooperation settings that set up in pairs are in the guide slot, drive arrangement is electric putter, set up two electric putter parallel with above-mentioned guide slot again respectively on the car body of release hole both sides, two electric putter synchronous motion and motion opposite direction, two electric putter promote respectively that the adjustable fender who corresponds the connection moves or moves dorsad along the guide slot, relative position sets up the cable clearing hole on two adjustable fender.

A plurality of ultraviolet disinfection lamps are vertically distributed on the disinfection lamp bracket; the upper part of the car body is provided with a protective box.

The guide pulleys on the support frame are two fixed pulleys which are oppositely arranged up and down, and the connecting cable penetrates through the two fixed pulleys.

The supporting frame on still be equipped with the auxiliary pulley, the auxiliary pulley is two fixed pulleys that set up relatively, the connecting cable is passed between by two fixed pulleys.

The car body inside set up personnel induction system, personnel induction system is at least one of radar induction system, infrared ray induction system and image acquisition processing apparatus.

The invention has the advantages and positive effects that:

in the elevator car with the disinfection device, the traditional disinfection mode of alcohol wiping and chemical disinfectant spraying is replaced by ultraviolet disinfection; during operation, the sterilamp release mouth is opened, and disinfection lighting fixture and ultraviolet ray disinfection lamp are inside by the decline of sterilamp release mouth entering into the car body, shine the disinfection to inner space and air, and after the disinfection work was accomplished, disinfection lighting fixture and ultraviolet ray disinfection lamp risen to the car body outside in the sterilamp release mouth under driving motor drives, and the sterilamp release mouth seals. The disinfection work can be automatically finished at regular time, whether a person exists in the car body is determined by the person sensing device when the disinfection is about to start, and if the person exists, the person is delayed; in addition, the disinfection work can also be carried out by manual operation and remote control, and the disinfection time is reasonably arranged. In the disinfection process, the disinfection lamp holder is lowered to a proper height in the car body, so that the uniform irradiation of ultraviolet rays is ensured; simultaneously, the sterilamp release mouth is in the closed condition in the disinfection to improve the closure degree of car body, improve the sterile effect of ultraviolet irradiation. The invention can comprehensively disinfect and sterilize the inner wall of the elevator car body and the internal air, avoids cross infection in the use of the elevator and ensures the health and safety of elevator passengers. The disinfection lighting fixture with ultraviolet ray disinfection lamp can go up and down to pass in and out the inner space of car body in use, and ultraviolet ray disinfection lamp's disguise is better, is difficult for causing ultraviolet ray disinfection lamp's damage, also makes things convenient for personnel to clean and maintain ultraviolet ray disinfection lamp's fluorescent tube simultaneously.

Drawings

Fig. 1 is a schematic structural view of an elevator car with a sterilizing device of the present invention;

fig. 2 is a first schematic construction of the position of the disinfecting release opening in the elevator car with the disinfecting device according to the invention;

fig. 3 is a second construction diagram of the position of the sterilizing release opening in the elevator car with the sterilizing device according to the invention;

fig. 4 presents a diagrammatic cross-section of the elevator car with the disinfection device according to the invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 to 4, the elevator car with a sterilizing apparatus of the present invention comprises: the car comprises a car body 1, a driving motor 2, a winding mechanism 3, a support frame 4, a connecting cable 5, a disinfection lamp bracket 6, an ultraviolet disinfection lamp 7 and a disinfection lamp release port; the elevator comprises a driving motor, a winding mechanism and a support frame, wherein the support frame is arranged on the outer side of the top of a car body, the driving motor, the winding mechanism and the support frame are fixed relative to the car body and lift together with the car body in the operation of the elevator, the driving motor, the winding mechanism and the support frame can be directly fixed with the top wall of the car body or can be fixed with the top wall of the car body through a base 9, the driving motor drives the winding mechanism to operate, the winding mechanism is a conventional structure in the prior art and generally comprises a support 10, a roller 11 and a driving shaft 12, the roller is rotatably arranged on the support through the driving shaft, the support and the car body are relatively fixed in position, the support frame is provided with a guide pulley, a connecting cable penetrates through the guide pulley 15, one end of the connecting cable is connected with a sterilizing lamp bracket, the other end of the connecting cable, in order to facilitate the description of the operation state in the embodiment, the working condition that the winding mechanism releases the descending of the disinfection lamp bracket is defined as reverse rotation, the working condition that the disinfection lamp bracket is driven to ascend is defined as forward rotation, the disinfection lamp bracket is provided with an ultraviolet disinfection lamp, the top wall of the car body is provided with a disinfection lamp release opening, the disinfection lamp bracket descends from the disinfection lamp release opening to enter the car body or ascends to move outside the car body, and the disinfection lamp release opening is selectively opened and closed. Can set up protective housing 24 on the upper portion of car body, protective housing surrounds driving motor, hoist mechanism, support frame, connecting cable, disinfection lighting fixture, ultraviolet ray disinfection lamp and disinfection lamp release mouth etc. cover to it causes damage or operation influence to each device to avoid falling the thing in the elevator well.

The invention disinfects the air in the cage, the control panel and the surface of the inner wall of the cage by ultraviolet rays. Ultraviolet rays can kill various microorganisms including bacterial propagules, spores, mycobacteria, viruses, fungi, rickettsiae, mycoplasma, etc., and surfaces contaminated by the microorganisms, both water and air can be disinfected by ultraviolet rays. The ultraviolet ray used for disinfection is C-wave ultraviolet ray, the wavelength range of the C-wave ultraviolet ray is 200-275 nm, the wave band with the strongest bactericidal effect is 250-270 nm, and the ultraviolet light source used for disinfection is an ultraviolet disinfection lamp with the irradiation value reaching the national standard.

The driving motor and the winding mechanism are in transmission through a worm gear and a worm, an output shaft of the driving motor is coaxially connected with a worm 13, a worm wheel 14 is coaxially arranged on a winding drum driving shaft of the winding mechanism, the worm and the worm wheel are meshed with each other, the worm wheel and the worm are in accordance with the self-locking characteristic, and the unfolding spiral angle of the worm is smaller than the contact friction angle of the worm gear and the worm, so that the safe operation of the disinfection lamp holder is ensured.

The discharge port of the disinfection lamp comprises a discharge hole 8, a movable baffle 17 and a driving device, wherein the driving device drives the movable baffle to move, and the movable baffle selectively opens or closes the discharge hole. The ultraviolet irradiation disinfection process comprises the following steps: the movable baffle plate is opened, the driving motor drives the winding mechanism to rotate reversely, the disinfection lamp holder descends to enter the interior of the car body, the ultraviolet disinfection lamp works to disinfect, the driving motor drives the winding mechanism to rotate forwardly, the disinfection lamp holder ascends to leave the interior space of the car body, and the movable baffle plate is closed. In the disinfection process, the movable baffle can close the release hole to ensure the disinfection effect in the car body, so that the car body is in a relatively closed state when the ultraviolet disinfection lamp works.

The two sides of a release hole on the top wall of the car body are provided with parallel guide grooves 19, a movable baffle 17 is arranged in the guide grooves in a matching way, a driving device is an electric push rod 18 with the tail end fixed relative to the car body, the car body is provided with the electric push rod parallel to the guide grooves, the electric push rod is connected with the movable baffle and pushes the movable baffle to move along the guide grooves, the movable baffle is provided with a cable passing groove 20, the cable passing groove is parallel to the guide grooves in the arrangement direction, when the disinfection is started, the movable baffle plate moves under the action of the electric push rod to expose the release hole, the driving motor drives the winding mechanism to rotate reversely, the disinfection lamp bracket with the ultraviolet disinfection lamp descends, when the disinfection lighting fixture reachd disinfection operating position in the car body, adjustable fender resets under electric putter drives and removes and seals the release hole, and connecting cable is in the cable and passes through the groove when adjustable fender removes, and the cable has avoided taking place to interfere between adjustable fender and the connecting cable through the groove.

The car body is provided with a shielding electric push rod 22 with a shielding piece 21, the shielding electric push rod pushes the shielding piece to seal the cable passing groove, and the movable baffle and the shielding piece can completely seal the release hole in the non-disinfection process.

The two sides of a release hole on the top wall of the car body are provided with parallel guide grooves, two movable baffles arranged in pairs are matched and arranged in the guide grooves, a driving device is an electric push rod with the tail end fixed relative to the car body, the two electric push rods parallel to the guide grooves are respectively arranged on the car body on the two sides of the release hole, the two electric push rods move synchronously and have opposite moving directions, the two electric push rods respectively push the correspondingly connected movable baffles to move oppositely or reversely along the guide grooves, cable through holes 23 are arranged on the two movable baffles at opposite positions, the two movable baffles move towards the two sides of the release hole respectively when the disinfection is started, so that the release hole is exposed, namely, a disinfection lamp release opening is opened, a driving motor drives a winding mechanism to rotate reversely, a disinfection lamp bracket with an ultraviolet disinfection lamp descends, and when the disinfection lamp bracket reaches a disinfection working position in the car body, the two movable baffles are driven by the corresponding electric push rods, the connecting cable passes through the cable through hole, and the cable through hole avoids interference between the movable baffle and the connecting cable.

The sterilizing lamp bracket is vertically provided with a plurality of ultraviolet sterilizing lamps, three ultraviolet sterilizing lamps can be uniformly arranged at intervals of 120 degrees between the lamps, and the full coverage of ultraviolet irradiation sterilization in the car body is realized.

The guide pulleys 15 on the support frame are two fixed pulleys which are oppositely arranged up and down, and the connecting cable passes through the two fixed pulleys, so that the connecting cable is prevented from shifting or being separated in the running process.

Still be equipped with supplementary pulley 16 on the support frame, supplementary pulley is two fixed pulleys that set up relatively, and the connecting cable passes between by two fixed pulleys, and supplementary pulley setting is at the distal end of guide pulley or the intermediate position of support frame on the support frame, guides and retrains connecting cable position in service, and supplementary pulley can set up the multiunit on the support frame to guarantee connecting cable stability and security in service.

The control device controls the operation of the elevator, the elevator door, the driving motor and the electric push rod, the disinfection operation can be set to be automatically completed at regular time through the control device, the preset time of the disinfection operation in each day is set, when the disinfection operation is about to start when the preset time is reached, the control device determines whether passengers or personnel exist in the elevator car body through the personnel sensing device, and when people are sensed, the passengers or personnel are delayed in a forward delay mode until all the personnel leave the interior of the elevator car body, the elevator door is closed, the elevator stops operating, and the ultraviolet irradiation disinfection operation is started; in addition, disinfection work also can be gone on through manual operation remote control, and operating personnel can shine the disinfection through controlling means to this internal to the car according to the elevator in-service use condition at any time, and the disinfection time of rational arrangement can judge this internal personnel's condition of car through personnel induction system equally when the disinfection begins to ensure that disinfection work safety goes on.

Because can cause the damage to the human body during ultraviolet irradiation disinfection, so ultraviolet disinfection must go on under the condition that does not have the passenger in the car body, so the inside personnel induction system that sets up of car body, personnel induction system is radar induction system, at least one in infrared ray induction system and the image acquisition processing apparatus, when regularly disinfecting when beginning or when receiving manual disinfection instruction, personnel induction system can collect and confirm the inside personnel condition of car body, then delay when sensing that there is personnel to exist in the car body and carry out the disinfection process to the personnel and all leave the car body, the passenger traffic is changeed in the elevator stops in the disinfection process simultaneously.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising." does not exclude the presence of other elements of the same type in a process, method, article, or apparatus that comprises the element.

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.

Claims

1. An elevator car with a disinfection device, comprising: the car comprises a car body, a driving motor, a winding mechanism, a support frame, a connecting cable, a disinfection lamp bracket, an ultraviolet disinfection lamp and a disinfection lamp release port; driving motor, hoist mechanism, the support frame sets up the top outside at the car body, driving motor drive hoist mechanism operation, set up guide pulley on the support frame, the connecting cable passes in by guide pulley, the one end of connecting cable links to each other with the disinfection lighting fixture, the other end connection winding of connecting cable is on the reel of hoist mechanism, driving motor drives the disinfection lighting fixture through hoist mechanism and connecting cable and goes up and down, set up the ultraviolet ray disinfection lamp on the disinfection lighting fixture, set up disinfection lamp release mouth on the car body roof, the disinfection lighting fixture is fallen by disinfection lamp release mouth and is got into the car originally internally or rise and move to the car outside, disinfection lamp release mouth selectivity switching.

2. The elevator car with disinfection device of claim 1, wherein: the driving motor and the winding mechanism are in transmission through a worm gear and a worm, an output shaft of the driving motor is coaxially connected with the worm, a winding drum driving shaft of the winding mechanism is coaxially provided with a worm gear, and the worm gear are meshed with each other.

3. Elevator car with disinfection apparatus according to claim 1 or 2, characterized in that: the disinfecting lamp release port comprises a release hole, a movable baffle plate and a driving device, wherein the driving device drives the movable baffle plate to move, and the movable baffle plate selectively opens or closes the release hole.

4. An elevator car with a disinfecting device as recited in claim 3, characterized in that: the two sides of a release hole in the top wall of the car body are provided with parallel guide grooves, the movable baffle is arranged in the guide grooves in a matched mode, the driving device is an electric push rod, the electric push rod parallel to the guide grooves is arranged on the car body and is connected with the movable baffle and pushes the movable baffle to move along the guide grooves, the movable baffle is provided with a cable passing groove, and the cable passing groove is arranged in the direction parallel to the guide grooves.

5. Elevator car with disinfection apparatus according to claim 4, characterized in that: set up the electric putter that shelters from that has the shielding piece on the car body, shelter from electric putter and promote to shelter from the piece and seal above-mentioned cable through the groove.

6. An elevator car with a disinfecting device as recited in claim 3, characterized in that: the two sides of a release hole in the top wall of the car body are provided with parallel guide grooves, two movable baffles which are arranged in pairs are arranged in the guide grooves in a matched mode, the driving device is an electric push rod, the two electric push rods which are parallel to the guide grooves are arranged on the car body on the two sides of the release hole respectively, the two electric push rods move synchronously and in opposite directions, the two electric push rods respectively push the corresponding and connected movable baffles to move oppositely or move backwards along the guide grooves, and cable through holes are formed in the two movable baffles at opposite positions.

7. An elevator car with disinfection apparatus as claimed in any one of claims 1, 2, 4, 5 or 6, characterized in that: a plurality of ultraviolet disinfection lamps are vertically distributed on the disinfection lamp bracket; the upper part of the car body is provided with a protective box.

8. The elevator car with disinfection apparatus of claim 7, wherein: the guide pulleys on the supporting frame are two fixed pulleys which are oppositely arranged up and down, and the connecting cable penetrates through the two fixed pulleys.

9. The elevator car with disinfection apparatus of claim 8, wherein: still be equipped with the auxiliary pulley on the support frame, the auxiliary pulley is two fixed pulleys that set up relatively, and the connecting cable passes between by two fixed pulleys.

10. Elevator car with disinfection apparatus according to claim 1 or 9, characterized in that: the inside personnel induction system that sets up of car body, personnel induction system be radar induction system, infrared induction system and image acquisition processing apparatus in at least one.