JPH05317205A - Central cleaner - Google Patents

Abstract

PURPOSE:To prevent a draft from flowing in from other room due to exhaust of indoor air at the time of collecting dust by the central cleaner, to allow the indoor air to circulated at the time of non-dust collection, and to clean the indoor air. CONSTITUTION:The central cleaner is provided with a dust collection piping 2 and a ventilation piping 5 provided separately in the same path, a suction/ exhaust port of the piping 5 opened to the inside of a room, an exhaust path changeover valve 30 which is provided in an exhaust path of a cleaner main body 1 and switches so as to lead exhaust 40 into the piping 5, a circulating path changeover valve 7c for allowing the exhaust led in by the changeover valve 30 to conduct in accordance with a room to be used, and at least one or more air cleaners 10 for cleaning the exhaust led in by the changeover valve 30.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a central cleaner.

[0002]

2. Description of the Related Art Conventionally, a central cleaner has been used, particularly a central cleaner having a dust collecting port arranged in a plurality of spaces for housing, a cleaner body, and a pipe path connecting the dust collecting port and the cleaner body. It had been.

For example, Japanese Patent Application Laid-Open No. 2-257919 (hereinafter referred to as a conventional example) discloses a conventional central cleaner. FIG. 3 is a block diagram of a conventional central cleaner.

In FIG. 3, 1 is a cleaner body, 5 is a connecting pipe, 6 is a ventilation intake / exhaust port, 11 is a hose, 14 is a bypass pipe, and 15a, 15b, 15c and 15d are switching valves.

In this conventional example, the cleaner body 1 has a pipe 14 for bypassing the dust collecting chamber, and a switching valve 1 for controlling the flow of air.
5a to 15d, and has a ventilation intake / exhaust port 6 connected to the cleaner body 1 in the target space, and an air conditioner (not shown), a deodorizer or a odorizer (not shown) in the middle of the pipe. In short, the existing central cleaner is provided with a ventilation pipe, and when it is not in use, a part of the outside air is introduced to allow circulation ventilation, and the path has an air conditioning / perfuming function.

[0006]

However, in the above-mentioned conventional example, the function of replenishing air to the space at the time of dust collection is not configured, and therefore, in a highly airtight house like the present, the space There was a problem of creating an imbalance in atmospheric pressure, causing drafts and room temperature fluctuations.

The present invention has been made in order to solve the above problems, and prevents the inflow of draft air from another space (room) due to the discharge of indoor air during dust collection by a conventional central cleaner. The purpose of the invention is to prevent the dust and to circulate the indoor air during non-collection of dust so that the indoor air can be cleaned.

[0008]

For this reason, in the present invention, the dust collecting port arranged in a plurality of spaces, the cleaner body, and the first piping path connecting the dust collecting port and the cleaner body to each other. In the central cleaner having, a second piping path separately provided in the same path as the first piping path and a supply path for the second piping path opened in the space.
An exhaust port, a switching unit that is disposed in the exhaust path of the cleaner body and that switches the exhaust gas to be introduced into the second pipe path, and an exhaust gas that is introduced by the switching unit according to the space to be used. A central cleaner comprising: a conducting means that conducts electricity; and at least one exhaust gas purifying means that purifies the exhaust gas introduced by the switching means, the central cleaner being disposed in the second piping path. The object is to solve the problems and achieve the above object.

[0009]

In the central cleaner of the present invention, the exhaust gas is introduced into the second pipe path by the switching means arranged in the exhaust path of the cleaner body, and the introduced exhaust gas is adjusted to the space to be used by the conducting means. The exhaust gas introduced by the switching means is purified by at least one exhaust gas purifying means which is electrically connected and is disposed in the second piping path.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a system configuration diagram of a central cleaner of the present invention, and FIG. 2 is a system diagram showing a main part of this embodiment. In the figure, the same reference numerals as those used in the conventional example indicate the same or corresponding portions, and the description will be partially repeated.

In FIG. 1, 1 is a cleaner body, 2 is a first piping path connecting a dust collecting port (intake port) 3 arranged in a plurality of spaces (chambers) and the cleaner body 1, and a dust collecting pipe. ,
4 is a dust collecting nozzle, 5 is a blower pipe which is a second pipe route which is separately arranged in the same route as the dust collecting pipe, 6 is a supply / exhaust port of the blower pipe 5 opened in the space, 7 Is an airflow control unit main body (hereinafter referred to as a control unit, which will be described later in detail), 8 is an intake pipe for taking in the outside air from an outside air intake port 9 and sending it to the control unit 7, 10 is the cleaner body 1 and the control unit 7
An air purifier and an air conditioner / deodorizer / perfume device which are at least one exhaust gas purifying means disposed in the second pipe path in the middle of, and purifying the exhaust gas introduced by the switching means (described later) ( Hereinafter, referred to as a purifier), 11 is an exhaust port from the cleaner body 1.

Next, referring to FIG. 2, the control unit 7 will be described. Reference numeral 7a included in the control unit 7 is an outside air intake switching valve, and an outside air intake switching valve for switching between exhaust gas introduced by a switching means (described later) and intake air sucked from the outside air inlet 9 and 7c introduced by a switching means (described later). A circulation path switching valve (solenoid valve) which is a conduction means for conducting the exhaust gas according to the space (room) to be used, 1
Reference numeral 2 is an intake pipe, 30 is an exhaust path switching valve which is a switching means which is disposed in the exhaust path of the cleaner body 1 and which switches the exhaust gas to be introduced into the second piping path of the control unit 7.
Is an exhaust pipe, and 50 is a signal line.

Next, the operation of the central cleaner of this embodiment will be mainly described with reference to FIGS. 1 and 2.

First, an independent pipe that runs in parallel with the conventional central cleaner piping path 2 (or may be a completely different system) is arranged up to the dust collection applicable space (each room where the terminal of the central cleaner is installed), and the opening is formed. 6 is provided. Opening 6
Is a part different from the dust collecting terminal, and the installation position of the opening 6 is not particularly limited. Designability, ventilation efficiency, workability,
Judging from the hermeticity, it is desirable to use the wall surface or the ceiling surface in terms of workability.

The opening 6 can be opened / closed by a movable fin and the exhaust airflow can be controlled to maintain the airtightness when dust is not collected and to control the airflow during ventilation.

Further, a site for spatially connecting the exhaust port of the cleaner body 1 and the new system is provided, and a valve 7c which can be opened and closed is installed at the site. The function of the valve 7c is to select the above-mentioned pipe from the space currently collecting dust and the exhaust port of the cleaner 1 so as to make them conductive, and to connect the other pipes (pipes to the space not currently collecting dust) and the exhaust port. And to shut off.

In addition, an air purifying device 10 for removing dirt and dust of passing air is installed at at least one place in the middle of the pipe path extending from the exhaust port to the space obtained above. As for the position, the valve 7 from the exhaust port to the terminal
It is desirable that there is only one place between c and.

A control unit (not shown) for electrically and mechanically controlling the opening and closing of the valve 7c installed above is provided, and a terminal that enables control in the living space is connected to a room or a dust collection terminal. The switch part of the free dust collecting nozzle 4 is installed. Alternatively, the opening and closing of the valve and the control of the conduction path between the space and the exhaust port are automatically performed by detecting this at the start of dust collection work in the space.

As the above-mentioned detection method, it is preferable that when the nozzle 4 is fastened to the dust collection terminal, the space is recognized and the dust collection start (blower rotation) and end signals by the hand switch are used as flags.

With the central cleaner provided with the above apparatus and piping, when the cleaner is used, the discharged air is purified by the air purifier 10 and automatically returned to the space.

Further, a bypass (exhaust pipe) 4 which can directly discharge the air from the exhaust port to the above-mentioned path and switching valve.
0 and a switching valve 3 that has a bypass (outside air suction pipe) 7d that can introduce outside air into the return path and controls each path
By having 0 and 7a, the air chamber can be selected depending on the situation.

Further, by operating during non-dust collection,
It can be used as an air cleaner for any space. In this case, if the rotation speed of the blower can be switched in at least two stages or more, the ventilation air volume can be controlled. For these operations, an operation terminal is installed in the living room so that the user can control it arbitrarily.

In addition to the above air cleaner, an air conditioner, a humidity controller,
Each effect can be expected by adding deodorizing and aroma devices.

[0024]

As described above, according to the present invention, the indoor air discharged at the time of collecting dust can be purified and then recirculated, and the air can be cleaned even when dust is not collected.

[Brief description of drawings]

FIG. 1 is a system configuration diagram of a central cleaner that is an embodiment of the present invention.

FIG. 2 is a system diagram showing a main part of this embodiment.

FIG. 3 is a block diagram of a conventional central cleaner.

[Explanation of symbols]

 1 Cleaner body 2 Dust collection pipe 3 Intake port (dust collection port) 4 Dust collection nozzle 5 Blower pipe 6 Blower opening 7 Control unit 7a Outside air intake switching valve 7c Circulation path switching valve 7d Outside air intake pipe 8 Intake pipe 9 Outside Air Intake Port 10 Air Purifier 11 Exhaust Pipe 12 Intake Pipe 30 Exhaust Path Switching Valve 40 Exhaust Pipe 50 Signal Line In addition, the same reference numerals in the drawings indicate the same or corresponding parts.

Claims (1)

[Claims] 1. A central cleaner having a dust collecting port arranged in a plurality of spaces, a cleaner main body, and a first pipe path connecting the dust collecting port and the cleaner main body,
A second piping path that is separately provided on the same path as the first piping path, a supply / exhaust port of the second piping path that opens to the space, and an exhaust path of the cleaner body are provided. ,
Switching means for switching so that the exhaust gas is introduced into the second pipe path; conduction means for conducting the exhaust gas introduced by the switching means in accordance with the space to be used;
At least one exhaust gas purifying means for purifying the exhaust gas introduced by the switching means, the exhaust gas purifying means being disposed in the pipe path of
A central cleaner comprising: