JP6566378B2 - Deodorizing device for toilet - Google Patents

Description

  The present invention relates to a toilet deodorizing apparatus.

  Conventionally, a toilet deodorizing device is provided in a toilet seat device for the purpose of removing an unpleasant smell during use of a toilet used in daily life.

  For example, Patent Document 1 discloses a technique in which a filter including a mesh member for preventing an intake fan and a ventilation fan from sucking dust and paper dust is shared by each fan and arranged on the upstream side of each fan. Has been.

JP2013-96107A

  However, in the technique described in Patent Document 1, when the filter is removed for the purpose of cleaning or the like while the intake fan is operating, dust and paper dust are sucked by the intake air of the intake fan, and the dust and paper dust are sucked into the intake air. There was a problem of getting stuck in the fans.

  Therefore, the present invention has been made to solve the above-described problems, and provides a toilet deodorization device that can suppress dust and paper dust from being sucked into an intake fan even when a filter is removed. One of the purposes.

The toilet deodorization apparatus according to the first aspect of the present invention includes a casing, an air inlet provided in the casing, an exhaust port provided in the casing and communicating with the air inlet, and a human body detecting means for detecting a human body. And an intake fan provided between the intake port and the exhaust port in the casing and operating when the human body detecting means detects the human body, and provided between the intake fan and the exhaust port. A deodorizer, a first filter provided between the intake port and the intake fan and removable, and a second filter provided between the first filter and the intake fan. The first filter and the second filter are mesh-shaped, and the second filter is coarser than the first filter.

According to this configuration, when the intake fan is activated by the detection of the human body detection sensor, even when the first filter is removed for the purpose of cleaning or the like, since the second filter is present, dust or paper dust on the intake fan is present. That is, it can suppress.
Further, according to this configuration, even if the intake fan sucks dust or paper dust, the filter is double, so that it is easy to receive dust or paper dust. The first filter has a finer mesh than the second filter to make it easier to catch small dust and paper dust, and adheres to the first filter when the first filter on the far side of the intake fan is pulled out for cleaning purposes. Even if the dust and paper dust that has been peeled off and sucked into the intake fan, the dust and paper dust that come in contact with the first filter are peeled off together, so the second mesh near the intake fan uses a coarse filter In addition, dust and paper dust on the intake fan can be suppressed by the second mesh.

In the toilet deodorization apparatus according to the second aspect of the present invention, in the state where the human body detection sensor detects a human body and the intake fan is operating, the first filter on the far side of the intake fan is pulled out for cleaning purposes or the like. When this occurs, a signal indicating that the first filter has been pulled out by the detection circuit mounted inside the first filter is transmitted to the control device, and an operation stop signal is transmitted from the control device to the intake fan.

According to this configuration, when the first filter is pulled out, a signal indicating that the first filter has been pulled out is transmitted to the control device, and an operation stop signal is transmitted from the control device to the intake fan. Receives the operation stop signal, and it is possible to prevent the fan from rotating by inertia until the rotation stops and to suck in dust and paper dust, and by the intake fan operation in the state where the first filter is pulled out Inhalation of dust and paper dust can be suppressed.
In addition, it is possible to prevent dust and paper dust adhering to the first filter from being pulled out when the first filter is pulled out, and the intake fan to suck in dust and paper dust.

In the toilet deodorization apparatus according to the third aspect of the present invention, when the human body detection sensor detects a human body and the intake fan is operating, the detection is mounted inside the first filter when the filter is pulled out. A signal indicating that the first filter has been pulled out by the circuit is transmitted to the control device, and a reverse rotation signal of the fan is transmitted from the control device to the intake fan.

According to this configuration, when the first filter is pulled out, a signal is transmitted to the control device that the first filter has been pulled out, and a reverse rotation signal is transmitted from the control device to the intake fan. Receives the reverse rotation signal, and it is possible to prevent the fan from rotating by the inertia until the intake fan rotates backward from the forward rotation and sucking in dust and paper dust, and the first filter is pulled out. Inhalation of dust and paper dust can be suppressed by reverse air blowing by the reverse rotation operation of the intake fan.
Further, when the first filter is pulled out, reverse air blown by the reverse rotation of the intake fan promotes the peeling of dust and paper dust adhering to the first filter and suppresses the intake fan from sucking dust and paper dust. Can do.

According to the toilet deodorization apparatus of the present invention, dust and paper dust on the intake fan can be suppressed.

It is a top view showing typically the deodorizing device for toilets concerning a first embodiment of the present invention. It is a top view which represents typically an example of operation of the deodorizing device for toilets concerning a first embodiment of the present invention. It is a top view which represents typically an example of operation of the deodorizing device for toilets concerning a first embodiment of the present invention. It is a top view which represents typically an example of operation of the deodorizing device for toilets concerning a first embodiment of the present invention. It is a top view which represents typically an example of operation of the deodorizing device for toilets concerning a first embodiment of the present invention. It is a top view which represents typically an example of operation | movement of the deodorizing apparatus for toilets which concerns on 2nd embodiment of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In order to facilitate understanding, the same components are denoted by the same reference numerals as much as possible in the drawings, and redundant description is omitted.

<First embodiment>
FIG. 1A is a plan view schematically illustrating a toilet deodorizing apparatus according to an embodiment of the present invention.

As shown in FIG. 1A, a toilet deodorizing apparatus 1 according to a first embodiment of the present invention is provided in a casing 11, an intake port 8 for sucking air from outside the casing provided in the casing 11, and the casing 11. And an exhaust port 9 communicating with the intake port 8.
Further, the toilet deodorizing apparatus 1 is provided between a human body detection sensor 10 for detecting a human body and an intake port 8 and an exhaust port 9 in the casing 11 and operates when the human body detection sensor 10 detects a human body. An intake fan 6, a control device 3 provided in the casing 11 for controlling the human body detection sensor 10 and the intake fan 6, a deodorant 7 provided between the intake fan 6 and the discharge port 9, and an intake port 1 and the removable first filter 4 provided between the intake fan 6 and the removable first filter 4 provided between the first filter 4 and the intake fan 6 are removable. Second filter 5.

  Hereinafter, operation | movement of the deodorizing apparatus for toilets of the 1st embodiment of this invention is demonstrated.

  FIG. 1B is a plan view showing an embodiment of the present invention.

As shown in FIG. 1B, when the human body detection sensor 10 detects a user, the intake fan 6 starts to be driven. When the intake fan 6 is driven, outside odor is sucked from the intake port 8 and is discharged outside through the exhaust port 9 via the deodorizer 7.
When the intake fan 6 is driven, the detachable first filter 4 with control and the detachable second filter 5 are provided so as to block the entire intake path, so that the intake fan 6 sucks dust and paper dust. Can be suppressed.

  As shown in FIG. 2A, even when the human body detection sensor 10 detects a user for the purpose of cleaning or the like, and the first filter 4 with the control device is pulled out while the intake fan 6 is driven, Since the second filter 5 blocks the entire intake path, the intake fan 6 can be prevented from sucking dust and paper dust.

  As shown in FIG. 2B, even if the human body detection sensor 10 detects a user for the purpose of cleaning or the like and the second filter 5 is pulled out while the intake fan 6 is driven, a control device is provided. Since the first filter 4 is provided so as to block the entire intake path, the intake fan 6 can be prevented from sucking dust and paper dust.

  As shown in FIG. 3A, when the intake fan motor 6 is being driven and the user pulls out the first filter 4 with a control device for cleaning purposes, the detection circuit mounted inside the first filter 4 with the control device. In order to stop the drive of the intake fan 6 by transmitting a signal to the control device 3 that the first filter 4 with the control device has been pulled out, and transmitting an operation stop signal to the intake fan 6 from the control device 3. It can suppress that 6 attracts | sucks dust and paper dust. If the first filter 4 with the control device is pulled out, and a signal is sent to the control device 3 that the first filter 4 with the control device has been pulled out by the detection circuit mounted inside the first filter 4 with the control device. 3 until an operation stop signal is sent to the intake fan 6 until the intake fan 6 stops driving, and even when the intake fan 6 operates by inertia and sucks dust and paper dust, the second filter 5 takes in the intake air. Since the entire path is blocked, the intake fan 6 can be prevented from sucking dust and paper dust.

<Second embodiment>
Next, a deodorizing apparatus for toilets according to the second embodiment will be described.

  FIG. 3B is a plan view schematically illustrating an example of the operation of the toilet deodorizing apparatus according to the second embodiment of the present invention.

  When the intake fan motor 6 is being driven, when the first filter 4 with a control device is pulled out for cleaning purposes, the control device indicates that the first filter 4 has been pulled out by the detection circuit mounted inside the first filter 4. 3, a reverse rotation signal is transmitted from the control device 3 to the intake fan 6, and the intake fan 6 performs reverse rotation drive. For this reason, the intake fan 6 does not suck dust or paper dust. If the first filter 4 with the control device is pulled out and the first filter 4 is pulled out by the detection circuit mounted inside the first filter 4, a signal is transmitted to the control device 3, and the control device 3 sends it to the intake fan 6. Until the suction fan 6 is driven to rotate backward until the suction fan 6 operates by inertia and the filter 5 blocks the entire intake path even when dust or paper dust is sucked. The intake fan 6 can be prevented from sucking dust and paper dust.

  Moreover, it is possible to promote the fall of the dust and paper powder adhering to the 1st filter 4 with a control apparatus at the time of extraction of the 1st filter 4 with a control apparatus.

<Modification>
As mentioned above, although embodiment of the technique which this application discloses was described, the technique which this application discloses is not limited above.

  For example, in the above-described embodiment, a case has been described in which the first filter 4 with the control device and the second filter 5 have different eye roughnesses, but filters having the same eye roughness may be used instead.

  Moreover, in the said embodiment, although the 1st filter 4 with a control apparatus and the 2nd filter 5 were demonstrated as separate components, you may use as an integral shape instead. In this case, if the second filter 5 is made longer than the first filter 4, even if the second filter 5 is to be removed when the first filter 4 is removed, the intake path can be blocked by the longer part. The intake fan 6 can be prevented from sucking dust and paper dust. Conversely, if the first filter 4 is made longer than the second filter 5, even when the first filter 4 is about to be removed when the second filter 5 is removed, the intake path can be blocked by the long portion. The intake fan 6 can be prevented from sucking dust and paper dust.

  The elements included in each of the embodiments described above can be combined as much as technically possible, and combinations thereof are also included in the scope of the present invention as long as they include the features of the present invention.

DESCRIPTION OF SYMBOLS 1 Deodorizing device for toilets 2 Toilet seat 3 Control device 4 Filter with control device 5 Filter 6 Intake fan 7 Deodorant 8 Deodorizing suction port 9 Deodorizing exhaust port 10 Human body detection sensor 11 Casing

Claims (3)

A casing, and an air inlet provided in the casing;
An exhaust port provided in the casing and in communication with the intake port;
Human body detection means for detecting a human body;
An intake fan which is provided between the intake port and the discharge port in the casing and which operates when the human body detecting means detects a human body;
A deodorant provided between the intake fan and the outlet;
A first filter that is provided between the intake port and the intake fan and is removable;
A second filter provided between the first filter and the intake fan;
Equipped with a,
The first filter and the second filter are mesh-shaped, and the second filter is coarser than the first filter,
Deodorizing device for toilets. A control unit for controlling the stop of the intake fan when the first filter is pulled out in a state where the intake fan is operating;
The deodorizing apparatus for toilets according to claim 1 . A control unit that controls the reverse rotation of the intake fan when the first filter is pulled out while the intake fan is operating;
The deodorizing apparatus for toilets according to claim 1 .

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