JP7022448B2 - Local ventilation system for treadmills - Google Patents

Description

The present invention relates to a local ventilator that ventilates a specific place indoors, and particularly to a local ventilator attached to a treadmill for running indoors.

Currently, with the spread of the new coronavirus, fitness clubs and other facilities around the world are busy with infection control measures such as ventilation in facilities and alcohol disinfection of training machines. Among them, the treadmill breathes violently during running, so there is a concern about droplet infection, and countermeasures are desired.

To prevent infection in fitness clubs and the like, for example, in Patent Document 1, in a low-pressure chamber for realizing a low-pressure environment in highlands on flat ground, the air in the room is forced through a filter or a sterilizer to prevent infection of influenza. A sterilization / sterilization device for a low-pressure chamber configured to circulate in the influenza has been proposed.

Japanese Patent Application Laid-Open No. 2008-122053

However, in the sterilization / sterilization device of Patent Document 1, the air discharged from the room is returned to the low-pressure room by piping after passing through a filter or a sterilization device, so that the space around the low-pressure room cannot be sterilized / sterilized. Even if there is a problem or the space where the low pressure chamber is installed is temperature controlled by air conditioning, it is necessary to separately provide heating and cooling in the low pressure chamber.
The present invention has been made in view of the above problems, and it is possible to disinfect the space where the treadmill is installed, and the temperature-controlled air in the room where the treadmill is installed is used as it is. However, it is an object of the present invention to provide a local ventilation device for a treadmill capable of effectively suppressing droplet infection due to coronavirus or the like.

The invention made to solve the above-mentioned problems is a local ventilation device for a treadmill that prevents virus infection of a user who uses the treadmill, and has a booth that isolates the treadmill from the surroundings and the treadmill. An exhaust fan filter unit provided in front of the treadmill to exhaust the air on the treadmill indoors, and a user who sucks the indoor air and supplies the air on the treadmill from overhead to downward. The booth is equipped with an air supply fan filter unit for performing air, and the booth has a front wall, a side wall, and an upper wall provided in front of, on the left and right sides, and above the treadmill, respectively, and on the rear side of the treadmill. The exhaust fan filter unit is provided on the front wall, the air supply fan filter unit is provided on the upper wall, and air is exhausted from the exhaust fan filter unit. It is characterized by sucking air from the same room as the room .

The local ventilation device for a treadmill of the present invention supplies air from above the user who uses the treadmill in this way, and exhausts air from the front of the rotating belt, that is, from the front of the user. The sigh can be captured by the exhaust fan filter unit before it spreads.
Further, in the exhaust fan filter, since the bacteria and viruses are removed by the filter and then exhausted indoors, the bacteria and viruses can also be removed from the indoor air.
Further, since the indoor air is sucked and supplied from the air supply fan, the indoor air whose temperature is generally controlled can be used as it is, and it is not necessary to separately install a heating / cooling device for the treadmill.

It is preferable that the local ventilation device for a treadmill of the present invention can be installed so that the rear end of the rotating belt is exposed from the opening to the outside of the booth.
In this way, by providing an opening behind the booth covering the treadmill and exposing the rear end of the rotating belt from the opening, indoor temperature-controlled air can be used more effectively. In addition, users can get on and off the treadmill without any annoyance, just as if a booth was not set up.

The exhaust fan filter unit is preferably configured to exhaust air upward. Treadmills are often installed with the front end facing the wall with windows so that users can enjoy the outdoor scenery of fitness clubs and the like. By exhausting air from above the exhaust fan filter unit, the local ventilation device for the treadmill can be attached to the treadmill installed near the window.

The present invention includes a local ventilation device for a treadmill including a plurality of booths for individually accommodating a plurality of treadmills.
Further, in the present invention, the treadmill includes a pair of struts erected on the left and right of the front end portion of the rotary belt and an operation portion supported by the pair of struts, and the front end portion of the rotary belt. The exhaust fan filter unit is provided with an opening provided between the pair of columns and an operation portion, and the exhaust fan filter unit has a suction port provided in front of the opening, and air on the rotary belt is taken into the opening. Includes a local ventilation device for treadmills that is configured to suck through the suction port.

As described above, according to the local ventilation device for a treadmill according to the present invention, temperature-controlled air is provided to the user without providing a separate air conditioner while effectively preventing virus infection of the user. Can be provided.

It is a partial transmission side view which shows the use state of the local ventilation apparatus for a treadmill which concerns on 1st Embodiment of this invention. It is a side view of the local ventilation system for a treadmill of FIG. It is a front view of the local ventilation system for a treadmill of FIG. It is a rear view of the local ventilation system for a treadmill of FIG. It is a top view of the local ventilation system for a treadmill of FIG. It is a rear view of the local ventilation system for a treadmill which concerns on 2nd Embodiment of this invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings as appropriate. However, the present invention is not limited to the following embodiments.

(First Embodiment)
FIG. 1 shows a local ventilation device 100 for a treadmill according to the first embodiment of the present invention. The local ventilation device 100 for a treadmill is attached to an existing treadmill A indoors such as a fitness club, and is used to prevent virus infection between a user of the treadmill A and a person in the vicinity.
As shown in FIG. 1, the local ventilation device 100 for a treadmill includes an exhaust fan filter unit 10, an air supply fan filter unit 20, and a booth 30.

The local ventilation device 100 for a treadmill of the present embodiment is suitably used for a treadmill A provided with the following opening A5.
That is, the tread mill A is a pair of a running table A2 having a rotating belt A1 that rotates endlessly between a pair of front and rear rotating axes, and a pair of columns A3 and A3 erected from the left and right of the front end of the running table A2. The operation unit A4 supported by the columns A3 and A3 of the above is provided, and an opening A5 is provided between the front end portion of the running table A2, the pair of columns A3 and A3, and the operation unit A4. The treadmill A is placed on the floor surface F with the front end facing the wall W of the indoor R of the fitness club.

As shown in FIGS. 1 and 3, the exhaust fan filter unit 10 has dimensions in the front-rear direction (horizontal direction in FIG. 1) rather than the width direction (width direction in FIG. 3) and height direction (vertical direction in FIG. 1). It includes a small rectangular casing 11, a HEPA filter 12 installed in the casing 11, and an exhaust fan 13.

The HEPA filter 12 is provided inside a rectangular suction port 14 provided at the bottom of the rear surface 11a (see FIG. 3) of the casing 11, and filters and sterilizes the air in the booth 30 sucked from the suction port 14. It is configured as. The suction port 14 is closed by the pre-filter 14a.

The exhaust fan 13 is provided inside the casing 11 on the upper side on the downstream side of the HEPA filter 12, and the air sucked into the casing 11 via the HEPA filter 12 is sucked into the casing 11 from the exhaust port 15 on the upper surface 11b of the casing 11. Exhaust to indoor R.

The air supply fan filter unit 20 includes an air supply fan 22 inside a rectangular parallelepiped casing 21, an air supply HEPA filter 23, and a suction port 24 closed by the pre-filter 24a, and is mounted on the upper wall 31 of the booth 30. It is placed. The air supply fan filter unit 20 sucks the air of the indoor R where the local ventilation device 100 for the tread mill is installed from the suction port 24 on the upper surface of the casing 21 from the air supply fan 22, and supplies the air on the lower surface of the casing 21. It is ejected as a downdraft into the booth 30 through the supply air HEPA filter 23 provided at the port 25.

The booth 30 has a rectangular parallelepiped shape, and a face material 37 made of a transparent resin plate or vinyl is stretched between the frames in which the cross rails 36, 36 are appropriately laid on the columns 35, 35, ... At the four corners, and the lower end thereof. Screw-type height adjusting legs 38, 38, ... Are provided at the four corners of the above.
However, the face material 37 may be transparent or opaque, may be hard or soft, and is not limited to resin, and metal, wood, or other known planar members can be used.

As shown in FIG. 5, the upper wall 31 of the booth 30 is provided with an air supply opening 311 in the center in the front-rear direction, and the front and rear thereof are closed by face materials 37 and 37. The air supply fan filter unit 20 is fitted into the air supply opening 311 and air is supplied from the air supply port 25 of the air supply fan filter unit 20 into the booth 30 via the air supply opening 311.
About one third of the front wall 32 of the booth 30 is closed by the face material 37, and about two thirds of the lower side is occupied by the exhaust opening 321. An exhaust fan filter unit 10 is fitted in the exhaust opening 321 so that the suction port 14 faces the inside of the booth 30.
The entire surfaces of the left and right side walls 33 and 33 of the booth 30 are closed by the face material 37. The rear of the booth 30 is provided with an opening 34 that opens over the entire surface.

As shown in FIG. 1, the booth 30 accommodates almost the entire treadmill A in a state where a part of the rear end of the rotating belt A1 (running table A2) of the treadmill A is discharged outward from the opening 34. It is provided to do so.
In this way, by making the booth 30 a size that accommodates only a part of the front side of the treadmill A, the size of the booth 30 can be reduced and ventilation in the booth can be performed more effectively.
Further, by extending a part of the rear end of the rotary belt A1 to the outside of the opening 34, the user of the treadmill A is made to recognize the position of the rear end of the rotary belt A1, and the user stumbles on the rotary belt. It is possible to prevent the person from tipping over.

Next, a method of using the local ventilation device 100 for a treadmill and an effect thereof will be described.
When using the local ventilation device 100 for a treadmill, the exhaust fan filter unit 10 is sandwiched between the treadmill A and the front wall W, and the rear end of the treadmill A protrudes outward from the opening 34. In this way, the local ventilation device 100 for the treadmill is installed.

When using the treadmill A housed in the local ventilation device 100 for the treadmill, the user has started the exhaust fan filter unit 10 and the air supply fan filter unit 20 from the rear end side to the rotating belt A1. Get in, walk forward, enter the booth 30 through the opening 34, operate the operation unit A4 to start the treadmill A and start running.

While the user is running, the air supply fan filter unit 20 takes in the air above the booth 30 in the indoor R from the suction port 24 as shown by the arrow in FIG. 1, and the air supply HEPA filter is supplied by the air supply fan 22. Air is blown into the booth 30 from the air supply opening 311 while passing through 23 to remove bacteria and viruses. The air blown out in this way constantly falls from above the user's head, and the droplets exhaled by the user descend by this air flow and pass through the opening A5 between the pair of left and right columns A3 and A3, and the suction port 14 Is collected in the exhaust fan filter unit 10.
Here, since the local ventilation device 100 for the treadmill is provided so that the suction port 14 faces the opening A5 of the treadmill A, the air in the booth 30 can be efficiently sucked.

The air containing the user's droplets collected in the exhaust fan filter unit 10 is discharged from the exhaust port 15 to the indoor R by the exhaust fan 13 after the virus is removed by the HEPA filter 12. In this way, the normal air discharged from the exhaust fan filter unit 10 to the indoor R is sucked by the air supply fan filter unit 20 and supplied to the booth 30 again.
Here, since the air returning from the exhaust fan filter unit 10 to the air supply fan filter unit 20 passes through the indoor R, it is taken into the air conditioning equipment that controls the temperature of the indoor R and the temperature is controlled, so that the inside of the booth 30 is controlled. No separate air conditioning equipment is required to control the temperature.
Further, the bacteria and viruses in the air sucked by the air supply fan filter unit 20 are removed by the air supply HEPA filter 23, and the air from which the bacteria and viruses are removed by the HEPA filter 12 of the exhaust fan filter unit 10 is discharged to the indoor R. Therefore, it is possible to reduce bacteria and viruses not only inside the booth 30 but also indoors.
Further, since the exhaust fan filter unit 10 is configured to exhaust air upward from the exhaust port 15 on the upper surface 11b, even if the exhaust fan filter unit 10 is arranged in a narrow gap between the treadmill A and the wall W in front of the treadmill A, the exhaust fan filter unit 10 is configured to discharge air upward. Sufficient air can be exhausted.

(Second Embodiment)
In the treadmill local ventilation device 200 according to the second embodiment, the booth 230 includes a plurality of booths 30, and each booth 30 is configured to accommodate one treadmill A. Each booth 30 is provided with one set of an exhaust fan filter unit 10 and a set of an air supply fan filter unit 20.

As described above, the local ventilation device for a treadmill according to the present invention is not limited to the above embodiment, and may not be provided with, for example, a booth. The air supply fan does not have to be equipped with a filter. The treadmill A does not have to have the opening A5. The booth may accommodate the entire treadmill and may not have an opening at the rear. Three or more booths may be provided, or two booths may be provided so that the front walls face each other instead of being arranged in parallel.

100,200 Local ventilation device for treadmill 10 Exhaust fan filter unit 22 Air supply fan 30 Booth 31 Upper wall 32 Front wall 33 Side wall 34 Opening A Treadmill A1 Rotating belt R Indoor

Claims (5)

It is a local ventilation device for treadmills that prevents virus infection of users who use treadmills.
A booth that isolates the treadmill from the surroundings,
An exhaust fan filter unit provided in front of the rotating belt of the treadmill and exhausting the air on the rotating belt indoors,
It is provided with an air supply fan filter unit that sucks the indoor air and supplies air from overhead to downward of the user traveling on the rotating belt.
The booth has front walls, side walls, and upper walls provided in front, left and right sides, and above the rotary belt, respectively, and has an opening that opens the rear side of the rotary belt.
The exhaust fan filter unit is provided on the front wall and is provided on the front wall.
The air supply fan filter unit is provided on the upper wall, and is a local ventilation device for a treadmill, characterized in that air is sucked from the same room as the room where air is exhausted from the exhaust fan filter unit . The local ventilation device for a treadmill according to claim 1, wherein the rear end of the rotating belt can be installed so as to be exposed from the opening to the outside of the booth. The local ventilation device for a treadmill according to claim 1 or 2, wherein the exhaust fan filter unit is configured to exhaust air upward. The local ventilation device for a treadmill according to claim 1, further comprising a plurality of booths for individually accommodating a plurality of treadmills. The treadmill includes a pair of struts erected on the left and right sides of the front end portion of the rotary belt, and an operation portion supported by the pair of struts, the front end portion of the rotary belt, the pair of struts, and the treadmill. Equipped with an opening provided between the operation units
The first aspect of claim 1, wherein the exhaust fan filter unit has a suction port provided in front of the opening, and is configured to suck air on the rotary belt from the suction port through the opening. Local ventilation system for treadmills.

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