WO2021209857A1 - Paillasson de désinfection de pieds et de chaussures - Google Patents

Paillasson de désinfection de pieds et de chaussures Download PDF

Info

Publication number
WO2021209857A1
WO2021209857A1 PCT/IB2021/052810 IB2021052810W WO2021209857A1 WO 2021209857 A1 WO2021209857 A1 WO 2021209857A1 IB 2021052810 W IB2021052810 W IB 2021052810W WO 2021209857 A1 WO2021209857 A1 WO 2021209857A1
Authority
WO
WIPO (PCT)
Prior art keywords
doormat
cleaning liquid
cleaning
wet
mat
Prior art date
Application number
PCT/IB2021/052810
Other languages
English (en)
Inventor
Preethy Sundar RAO
Original Assignee
Rao Preethy Sundar
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rao Preethy Sundar filed Critical Rao Preethy Sundar
Publication of WO2021209857A1 publication Critical patent/WO2021209857A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L23/00—Cleaning footwear
    • A47L23/20—Devices or implements for drying footwear, also with heating arrangements
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L23/00—Cleaning footwear
    • A47L23/22—Devices or implements resting on the floor for removing mud, dirt, or dust from footwear
    • A47L23/26—Mats or gratings combined with brushes ; Mats

Definitions

  • the present disclosure relates to a cleaning apparatus. More particularly, the present disclosure relates to a doormat for the purpose of cleaning and disinfecting dirty foot and footwear soles/bottom surface.
  • a general object of the present disclosure is to improve environment of living spaces by preventing ingress of dust, dirt and allergen carried by feet and/footwear.
  • An object of the present disclosure is to provide an improved doormat that overcomes drawback of conventional doormats.
  • Another object of the present disclosure is to provide an improved doormat that increases the hygiene level of the person and stops dirt, dust and allergen from entering into closed environment like home, office, school, college etc..
  • Yet another object of the present disclosure is to provide a doormat that eliminates the need of frequent handling of contagious doormat for cleaning.
  • Still another object of the present disclosure is to provide a doormat that is cost effective and easy to implement.
  • the present disclosure relates to a doormat.
  • the present disclosure relates to an improved doormat that effectively cleans and disinfects dirty foot and soles/bottom surface of footwear of users thereby overcoming drawback of the conventional doormats.
  • the disclosed doormat enables wet cleaning of dirty foot and soles/bottom surface of footwear leading to more effective cleaning and disinfecting.
  • the disclosed doormat includes a base having a top surface, which is generally horizontally disposed; a first conduit provided with the base and having an inlet for receiving a cleaning liquid.
  • the first conduit includes a plurality of holes for dispensing the cleaning liquid.
  • the doormat further includes a wet-cleaning mat disposed on at least a part of the top surface of the base such that the cleaning liquid dispensed by the plurality of holes in the conduit flows through the wet-cleaning mat thereby wetting the wet cleaning mat.
  • a used cleaning liquid collection chamber is located below the top surface to collect the cleaning liquid after the cleaning liquid has flowed through the wet cleaning mat.
  • the cleaning liquid flowing through the wet-cleaning mat of the doormat washes contaminants off the underside of feet or footwear of users of the doormat.
  • the top surface of the base may have a sloping configuration with a side of the top surface being at a higher level.
  • the first conduit may be configured along the higher side for the cleaning liquid to flow through the wet-cleaning mat under gravity.
  • the doormat may also include a dry-cleaning mat disposed on the top surface of the base for wiping and drying the underside of feet or foot wears of users. The dry-cleaning mat may be separated from the wet-cleaning mat by a separator.
  • the doormat may include a normally closed solenoid operated valve configured in a first pipeline between a cleaning liquid storage tank and the inlet of the first conduit.
  • the cleaning liquid storage tank may be located at a higher level to allow the cleaning liquid to flow from the cleaning liquid storage tank to the inlet of the first conduit through the first pipeline, when the solenoid operated valve is actuated to an open position.
  • the doormat may further include a pump provided in a second pipeline coupled to the used cleaning liquid collection chamber.
  • the pump may be configured to evacuate the used cleaning liquid from the cleaning liquid collection chamber through the second pipeline.
  • the doormat may also include a sensor configured to detect presence of a user on the wet-cleaning mat.
  • the sensor can be a weight sensor so that when a user steps on the wet cleaning mat his presence is detected based on his weight.
  • the sensor can be an IR sensor.
  • the doormat may include a control unit operatively coupled to the sensor, the pump and the solenoid operated valve.
  • the control unit on the sensor detecting presence of a user on the wet-cleaning mat, may actuate the solenoid operated valve to allow the cleaning liquid to flow to the first conduit from the cleaning liquid storage tank.
  • the control unit may also activate the pump to transfer the used cleaning liquid from the used cleaning liquid collection chamber for watering plants in a garden.
  • the control unit may be configured to actuate the solenoid operated valve and activate the pump for a predefined time period, the predefined time period may be determined based on minimum time required to clean the underside of feet /footwear of the user.
  • the doormat may include a filter to remove contaminants from the cleaning liquid before the cleaning liquid flows into the used cleaning liquid collection chamber.
  • the cleaning liquid can be water
  • the doormat can include a solenoid operated disinfectant liquid dispensing unit, said solenoid operated disinfectant liquid dispensing unit being configured to store a liquid disinfectant solution and dispenses a controlled amount of the disinfectant solution to mix with the water in the first pipeline.
  • FIGs. 1A and IB illustrate exemplary top view and side view representations respectively of the proposed doormat, in accordance with an embodiment of the present disclosure.
  • FIG. 2 illustrates an exemplary top-view representation of the disclosed doormat with a side-view and section perspective.
  • FIG. 3 illustrates an exemplary Tap-line implementation of the doormat in accordance with an embodiment of the present disclosure.
  • FIG. 4 illustrates an exemplary Tank-line implementation of the doormat in accordance with an embodiment of the present disclosure.
  • FIG. 4 illustrates details of the control system an exemplary Tank-line implementation of the doormat in accordance with an embodiment of the present disclosure
  • the present disclosure relates to a doormat that enables wet cleaning of underside of feet/footwear of its users.
  • the doormat of the present disclosure includes a wet cleaning mat, which has a cleaning liquid flowing through it.
  • a user steps on the wet- cleaning mat, underside of his feet or the footwear, as the case may be, gets washed/cleaned by the cleaning liquid.
  • the disclosed doormat overcomes drawback of conventional doormats that allow only dry cleaning of feet/footwear, which is not effective in preventing ingress of dust, dirt and allergens along with the feet/footwear.
  • the disclosed doormat can also include a dry-cleaning mat that enables drying of feet, footwear after the wet cleaning.
  • the wet-cleaning mat and the dry-cleaning mat are arranged on a top surface of a base of the doormat.
  • the top surface has a slanting configuration that allows the cleaning liquid to flow through the wet-cleaning mat under gravity.
  • the cleaning liquid is discharged on the wet-cleaning mat from a plurality of holes in a first conduit that is arranged along a higher side of the top surface.
  • a used cleaning liquid collection chamber is provided along a lower side of the slanting top surface to collect the used cleaning liquid.
  • the first conduit may be coupled to a tap-line or a cleaning liquid storage tank by a first pipeline to receive the cleaning liquid.
  • a normally closed solenoid operated valve may be provided in the first pipeline, such that when the valve is opened the cleaning liquid flows to the wet-cleaning mat.
  • the solenoid operated valve may be coupled to a control unit that actuates the solenoid to start the flow of the cleaning liquid.
  • the control unit may control duration for which the cleaning liquid flows by automatically closing the valve after a predefined time period.
  • There may be a sensor located below the wet-cleaning mat to detect presence of a user on the wet-cleaning mat.
  • the sensor may be operatively coupled to the control unit for the control unit to actuate the solenoid operated valve as soon as presence of a user on the wet cleaning mat is detected.
  • the sensor may be a weight sensor or an IR sensor or a combination of two.
  • a second conduit may be configured with the used cleaning liquid collection chamber to carry away the used cleaning liquid, such as to water plants in a garden.
  • a pump may be provided to pump the used cleaning liquid from the used cleaning liquid collection chamber to a used cleaning liquid storage tank or directly to irrigate plants in a garden.
  • the pump may be controlled by the control unit based on detection of presence of a user on the wet-cleaning mat.
  • a filter may be provided such that the cleaning liquid after flowing through the wet-cleaning mat gets filtered to remove contaminants before the cleaning liquid enters the used cleaning liquid collection chamber.
  • the cleaning liquid can be water
  • the doormat can include a solenoid operated disinfectant liquid dispensing unit, said solenoid operated disinfectant liquid dispensing unit being configured to store a liquid disinfectant solution and dispenses a controlled amount of the disinfectant solution to mix with the water in the first pipeline.
  • the doormat 100 can include a base whose top surface includes a wet-cleaning side 102 having any or a combination of a fabric or a mat etc. (referred to as wet-cleaning mat) that can be wetted using a cleaning liquid flowing from a first conduit 104.
  • the wet cleaning side 102 can be used for the purpose of wiping or cleaning part of body/shoe sole of a user with the cleaning liquid to facilitate purpose of wiping or cleaning a part of the body of a user, such as feet and/or hand or shoe sole etc.
  • the doormat 100 can be used for cleaning feet 110 of the user.
  • the doormat 100 can also include a dry-cleaning side 108 that can include a piece of fabric or dry mat (referred to as dry-cleaning mat) for the purpose of wiping or cleaning the wetted body part.
  • the first conduit 104 is located along a side of the wet-cleaning side 102, and can include a plurality of holes to facilitate release of the cleaning liquid that flows through the wet-cleaning mat towards a used cleaning liquid collection chamber 114.
  • the wetted wet-cleaning mat on the wet side 102 can be used for wet cleaning of part of the body of a user, such as feet and/or hand or shoe sole etc.
  • the cleaning liquid after flowing through the wet-cleaning mat gets collected in the used cleaning liquid collection chamber 114, from where the used cleaning liquid can be withdrawn for further use.
  • the doormat 100 can include a filter 106 configured with the used cleaning liquid collection chamber 114 such that the cleaning liquid entering the used cleaning liquid collection chamber 114 gets filtered to remove any contaminants that may have been removed from feet/footwear. Filtering of the used cleaning liquid safeguards the pump (refer to FIGs. 3 and 4) from the dirt that may be detrimental to its life.
  • the filtered used cleaning liquid stored in the used cleaning liquid collection chamber 114 can be transmitted for usage, for example to water plants 112 etc.
  • FIG. 2 illustrates an exemplary top-view representation of the doormat with a side-view and section perspective.
  • doormat 200 can include a first conduit 202/236/232 for receiving fresh cleaning liquid, such as water etc., required for cleaning or washing part of body/footwear sole of a user.
  • the first conduit 202/236/232 is disposed on a base 208.
  • the base 208 can have a slant profile such that due to the slant the cleaning liquid from the first conduit 202/236/232 flows to the used cleaning liquid collection chamber 210 under gravity.
  • the used cleaning liquid collection chamber 210 can be configured with a filter 212 to enable filtering of the contaminants from the used cleaning liquid received after wetting the wet cleaning mat.
  • the filter 212 may comprise a filter mesh located below a hard grating that is strong enough to withstand weight of the user as the user stands over it.
  • the doormat 200 can include a second conduit 214 configured with the used cleaning liquid collection chamber 210 for discharge of cleaning liquid from the tank to the surroundings.
  • the first conduit 202 may comprise one or more of a conduit, such as the first conduit 104) located along a side of the wet-cleaning side 102 and having a plurality of holes to facilitate release of the cleaning liquid that flows through the wet-cleaning mat, a water spray hand gun 236 that is fixed in a slot 238 made on the base 208, and one or more foot top surface sprayer nozzles 232 that is located at the top mid position and other locations of the wet cleaning side 102 to spray the cleaning liquid on the foot top surface for effective cleaning.
  • a user may use the hand spray gun 236 when he wants to do spot cleaning.
  • top surface 206 of the base of the doormat 200 can be generally horizontal, but have a slope to facilitate flow of the cleaning liquid discharged from the first conduit 202/236/232 towards the used cleaning liquid collection chamber 210 under gravity.
  • the used cleaning liquid collection chamber 210 can have a sloping bottom, such as shown by reference 216, which starts from both sides of the tank so that mid-point where the second conduit 214 is located. The slope 216 facilitates complete drainage of the collected used cleaning liquid through the second conduit 214.
  • the doormat 200 can include a separator to separate the wet doormat and a dry mat 220. Further, the doormat 200 can include a set of bolts 222 for fixing the mats with the base.
  • FIG. 3 illustrates an exemplary Tap-line implementation of the doormat, in accordance with an embodiment of the present disclosure.
  • the cleaning liquid is tapped from water line/tap-line. Water from a source 304 that normally flows to a tap 302 can be tapped through the T- point joint 306.
  • a fluid control system 310 can be provided to control flow of water from the tap-line to the first conduit as well as to evacuate the used cleaning liquid, i.e.
  • the control system 310 can include a normally closed solenoid operated valve 120 configured in a pipeline (referred to as first pipeline) connecting the tap line to the first conduit, and in-between there can be a disinfectant liquid dispenser tank 122 with solenoid valve, the solenoid of the liquid dispenser tank 122 can open when the normally closed solenoid 120 opens and a thin controlled flow of disinfectant liquid flows to the input water for cleaning feet.
  • the control system 310 further includes a pump 126 configured in another pipeline (referred to as second pipeline) coupled to the used cleaning liquid collection chamber to evacuate the used cleaning liquid/ water from the collection chamber.
  • the control system 310 can also include a control unit 124, such as a microprocessor, that is operatively coupled to the solenoid valves 120 &122, the pump 126 and the sensors 130, 132 to control the operation of the doormat.
  • the control unit on the sensor detecting presence of a user on the wet-cleaning mat, may actuate the solenoid operated valve to allow the cleaning liquid/water to flow to the first conduit from the tap-line.
  • the control unit may also activate the pump to transfer the used cleaning liquid from the used cleaning liquid collection chamber for watering plants in a garden.
  • the control unit may be configured to actuate the solenoid operated valve and activate the pump for a predefined time period, the predefined time period may be determined based on minimum time required to clean the underside of feet /footwear of the user.
  • the doormat can include an entrance sensor 130 located on an entrance side of the wet-cleaning mat to check from which direction the user has stepped on the wet-cleaning mat.
  • the control unit may be configured with a program logic such that the solenoid operated valve is actuated only when the user steps on the mat from the entrance side of the doormat and stands on the mat for at least l/2seconds then the user sensor 132 will activate the water flow.
  • FIG. 4 illustrates another implementation of the disclosed doormat, wherein the cleaning liquid is stored in a cleaning liquid storage tank.
  • the implementation 400 can include a cleaning liquid storage tank 402 (also referred to as first tank) for storing cleaning liquid, such as fresh water, and a used cleaning liquid storage tank 404 (also referred to as second tank) for storing the used water.
  • the implementation 400 can also include a water control system 310 having a pump 405 for controlling flow of water to the doormat.
  • the control system 310 can further include a control unit operatively coupled to the set of sensors, such as the infrared / weight sensor and the entrance sensor located on the wet cleaning mat to monitor presence of a user on the wet-cleaning mat and the direction from which he has entered/stepped on the doormat. Further, the control system 310 can include an exit water pump 126 for dispensing used water to the environment through an outlet. The control system 310 can include a switch 128 for turning On or Off of the control system 310. Further, the control system can include a disinfectant dispensing tank 122 operatively coupled to supply for dispensing disinfectant for cleaning the feet of the person.
  • the present disclosure provides an improved doormat that enables wet cleaning of underside and upper side of feet/footwear of its users, which is more effective in removing dust, dirt and allergens as compared to dry cleaning that is afforded by conventional doormats.
  • the present disclosure provides an improved doormat that overcomes drawback of conventional doormats.
  • the present disclosure provides an improved doormat that increases the hygiene level of the person and stops dirt, dust and allergen from entering into closed environment like home, office, school, college etc.
  • the present disclosure provides a doormat that eliminates the need of frequent handling of contagious doormat for cleaning. [00062] The present disclosure provides a doormat that is cost effective and easy to implement.

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Abstract

La présente invention concerne un paillasson qui permet le nettoyage par voie humide du dessous des pieds ou des chaussures d'un utilisateur. Le paillasson comprend une base ayant une surface supérieure inclinée ; un premier conduit disposé le long d'un côté supérieur de la surface supérieure et ayant une pluralité de trous pour distribuer un liquide de nettoyage. Un tapis de nettoyage par voie humide est disposé sur au moins une partie de la base, et reçoit le liquide de nettoyage distribué à travers les trous pour conduire au mouillage du tapis de nettoyage par voie humide. Une chambre de collecte de liquide de nettoyage usagé est prévue pour stocker le liquide de nettoyage utilisé qui a traversé le tapis de nettoyage par voie humide. Le liquide de nettoyage s'écoulant à travers le tapis de nettoyage par voie humide du paillasson élimine les contaminants du dessous des pieds ou des chaussures des utilisateurs du paillasson.
PCT/IB2021/052810 2020-04-14 2021-04-05 Paillasson de désinfection de pieds et de chaussures WO2021209857A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN202041016119 2020-04-14
IN202041016119 2020-04-14

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WO2021209857A1 true WO2021209857A1 (fr) 2021-10-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114607255A (zh) * 2022-03-21 2022-06-10 江苏千喜智能科技有限公司 一种可自动触觉的防夹智能复合门

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6670859B2 (ja) * 2015-03-13 2020-03-25 アッペンニーノ・ディ・オリ・ヴィットリオ・エ・コンパニー・ソチエタ・イン・ノーメ・コレッティーヴォＡｐｐｅｎｎｉｎｏ Ｄｉ Ｏｒｉ Ｖｉｔｔｏｒｉｏ ＆ Ｃ． Ｓ．Ｎ．Ｃ． 消毒用ドアマット

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6670859B2 (ja) * 2015-03-13 2020-03-25 アッペンニーノ・ディ・オリ・ヴィットリオ・エ・コンパニー・ソチエタ・イン・ノーメ・コレッティーヴォＡｐｐｅｎｎｉｎｏ Ｄｉ Ｏｒｉ Ｖｉｔｔｏｒｉｏ ＆ Ｃ． Ｓ．Ｎ．Ｃ． 消毒用ドアマット

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114607255A (zh) * 2022-03-21 2022-06-10 江苏千喜智能科技有限公司 一种可自动触觉的防夹智能复合门

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