CN104144630A

CN104144630A - Hand drying device

Info

Publication number: CN104144630A
Application number: CN201380011740.9A
Authority: CN
Inventors: 新崎幸司; 古山孝
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Intellectual Property Management Co Ltd
Priority date: 2012-04-09
Filing date: 2013-04-01
Publication date: 2014-11-12
Anticipated expiration: 2033-04-01
Also published as: CN104144630B; JP2013215383A; JP5938575B2; HK1203789A1; WO2013153762A1

Abstract

The hand drying device has a drying chamber (3), nozzles (6), and an electrically powered blower (7). Viewed from the front surface of a hand insertion port (1), the drying chamber (3) has a second surface (4b) and first surface (4a) having a parallel long side (1b) and short side (1a) as their respective end parts. The nozzles (6) are furnished on the first surface (4a).

Description

Drying apparatus for hands

Technical field

The present invention relates to drying apparatus for hands.

Background technology

In order to make moistening hand dry, in washroom, the existing drying apparatus for hands that uses such as lavatory, kitchen, in the situation that shortening drying time, append the heater that makes the air themperature that sucks air-flow increase.In such drying apparatus for hands, the heater (for example,, with reference to patent documentation 1) that makes air themperature increase is installed at the weather side that sucks air-flow.

Below, reference describes conventional example as Fig. 5 of the side view of the drying apparatus for hands of conventional example.As shown in Figure 5, existing drying apparatus for hands comprises and is provided with to the hothouse 103 of the insert port 101 of outside opening and sends the nozzle 104 of air to hothouse 103.Weather side at the suction air-flow 105 that is inhaled into electric fan 107 is provided with the heater 106 that makes the air themperature that sucks air-flow 105 increase.In hothouse 103, insert and extract hand 102 out from insert port 101.

In the time that the running of electric fan 107 starts, suction air-flow after being heated by heater 106 105 is by electric fan 107, and it is in one's hands 102 that high temperature nozzle air-flow 108 collides, and makes hand 102 dry.There is lateral opening 109 with external left and right side at hothouse 103 except insert port 101.And in hothouse 103, high temperature nozzle air-flow 108 flows out as side effluent stream 110.

Be provided with in the existing drying apparatus for hands of the heater 106 that makes air themperature rising at the weather side of such suction air-flow 105, palm of the hand side and dorsal side are because of high temperature nozzle air-flow 108 rapid draings from nozzle 104.But the side of hand 102 does not directly contact with high temperature nozzle air-flow 108, so be difficult to be dried.Therefore, in order to promote hand 102 entirety dry of the side that comprises hand 102, spray the more air-flow of high temperature, improve the internal temperature of hothouse 103 entirety.Therefore, exist the power consumption of heater 106 to become large problem.

Look-ahead technique document

Patent documentation

Patent documentation 1: Japanese kokai publication hei 10-75915 communique

Summary of the invention

Drying apparatus for hands of the present invention comprises: insert the hothouse of extracting hand out from the hand insert port to outside opening; To the nozzle of hothouse ejection air stream; With the electric fan of nozzle being sent to the pressure-air that becomes air stream.Hothouse has long limit parallel when seeing hand insert port from front and minor face respectively as the 2nd and the 1st of end.And, at the 1st, nozzle is set.

In this drying apparatus for hands, collaborating with palm of the hand side contacts and after flowing to hand side from the air stream of nozzle.And, a narrow side from space the 1st facing to space the direction of the 2nd of a wide side, side air-flow easily flows.Therefore, in hand side, the collision of air stream is suppressed, and produces by the side air-flow of hand side, not only can be dried palm of the hand side and dorsal side and also can be dried hand side.Its result, does not need the more air stream of high temperature, does not have the power consumption of heater to become large problem.

Brief description of the drawings

Fig. 1 is the top view of the drying apparatus for hands of embodiments of the present invention.

Fig. 2 is the front view of this drying apparatus for hands.

Fig. 3 is the top view of the different drying apparatus for hands of embodiments of the present invention.

Fig. 4 is the front view of the another different drying apparatus for hands of embodiments of the present invention.

Fig. 5 is the side view of the drying apparatus for hands of conventional example.

Detailed description of the invention

Below, with reference to accompanying drawing, embodiments of the present invention are described.

(embodiment)

Fig. 1 is the top view of the drying apparatus for hands of embodiments of the present invention, and Fig. 2 is the front view of this drying apparatus for hands.As depicted in figs. 1 and 2, the drying apparatus for hands of present embodiment has hothouse 3 and electric fan 7.At this, hothouse 3 has the hand insert port 1 to outside opening at the upper end of hothouse 3 3a.In hothouse 3, insert and extract hand 2 out from hand insert port 1, make hand 2 dry at the air stream 5 of hothouse 3 inner utilization ejections.Be provided with to the nozzle 6 of the inner ejection air stream 5 of hothouse 3 at hothouse 3.Electric fan 7 is sent the pressure-air 12 of the 0.5kPa～15kPa that becomes air stream 5 to nozzle 6.

In addition, hothouse 3 comprises: wall 4 before and after the hothouse being made up of the hothouse front face 4a of the 1st and the 2nd 's hothouse rear surface 4b; With the internal face 11 that hothouse front face 4a is connected with hothouse rear surface 4b.And, respectively the do for oneself end of hothouse rear surface 4b and hothouse front face 4a of long limit 1b and minor face 1a.At this, see hand insert port 1 during from front, long limit 1b is parallel with minor face 1a., the cross sectional shape of the hothouse 3 of seeing from hand insert port 1 side, is the trapezoidal shape of hothouse front face 4a and hothouse rear surface 4b almost parallel.In present embodiment, 4a is narrow for hothouse front face, and 4b is wide for hothouse rear surface.

In addition, before and after hothouse, wall 4 is provided with nozzle 6.Nozzle 6 is arranged to relative with the 1st 4a with the 2nd 4b.And hand insert port 1 is configured in the top surface side of body outline 8.Before and after hothouse, wall 4 is provided with the nozzle 6 of multiple hole shapes relative with palm of the hand side 9 or dorsal side 10.Nozzle 6 forms at least one row in the mode of intersecting with the direction of insertion of hand 2 and arranges.,, in the time inserting hand 2, the air stream 5 spraying from nozzle 6 is to collide with respect to the mode of hand 2 crosscut palm of the hand sides 9 and dorsal side 10.

In the present embodiment, before and after hothouse in wall 4, the width W 1 of hothouse front face 4a is less than the width W 2 of hothouse rear surface 4b.And the number of palm of the hand side nozzle 6a that is arranged at hothouse front face 4a is more than the number of dorsal side nozzle 6b that is arranged at hothouse rear surface 4b.The number of the nozzle 6 that the number of the nozzle 6 that, palm of the hand side nozzle 6a arranges in a row arranges in a row than dorsal side nozzle 6b is many.

This drying apparatus for hands is arranged on washroom wall 30a etc.User stands and inserts hand 2 towards the positive 30b of drying apparatus for hands.Hothouse 3 is provided with hand insert port 1 at end face.And, insert hand 2 to the below of hothouse 3.At this, in the time hand 2 being inserted from hand insert port 1 according to unforced natural operation posture, it is more that palm of the hand side 9 becomes the situation of positive 30b side.

As shown in Figure 2, in the inside of body outline 8, air amount 31 is inhaled into electric fan 7 via filter 32, suction wind path 33, sprays via discharging air chamber 35 from discharging wind path 34 from nozzle 6.Dispose and detect the force-feeling sensor 36 of hand 2 at hothouse 3, control electric fan 7 running, stop.

As shown in Figure 1, before and after hothouse, the hothouse front face 4a in wall 4 is less than the hothouse rear surface 4b on opposite.Therefore, contact with palm of the hand side 9 from the air stream 5 of palm of the hand side nozzle 6a, and collaborate behind the side that flows to hothouse 3.And towards the direction of the hothouse rear surface 4b of the wide side in space side, side air-flow 40 easily flows in the hothouse front face 4a of a narrow side from space side.Therefore, the collision of the air stream 5 of hand side 41 is suppressed, and produces by the side air-flow 40 of hand side 41, and not only palm of the hand side 9 and dorsal side 10 are dried but also hand side 41 is also dried.

In addition, be at least provided with palm of the hand side nozzle 6a at hothouse front face 4a.Therefore, to the direct blow out air stream 5 of palm of the hand side 9.Its result, also flows strongly by the side air-flow 40 of hand side 41, not only can be dried palm of the hand side 9 and can be dried hand side 41.

In addition, palm of the hand side 9 is more because wiping both hands clean the water adhering to.And palm of the hand side 9 is compared with dorsal side 10, because the less hydrophobicity of pore is poor, the water adhering to is also more.As mentioned above, be arranged at the number of palm of the hand side nozzle 6a of little hothouse front face 4a more than the number of dorsal side nozzle 6b of large hothouse rear surface 4b that is arranged at opposite.Therefore, more air stream 5 contacts with palm of the hand side 9, utilizes the water that side air-flow 40 adheres to palm of the hand side 9 to blow and fly strongly to dorsal side 10, thus dry hand side 41.Like this, drying apparatus for hands according to the embodiment of the present invention, does not need the more air stream 5 of high temperature, does not increase power consumption, just can make at short notice the volume drying of hand 2.

In addition, in the present embodiment, the number that makes palm of the hand side nozzle 6a is more than the number of dorsal side nozzle 6b that is arranged at hothouse rear surface 4b, is provided with difference from nozzle 6 air quantity out.But, also can make the different or alternative circular hole in the aperture of nozzle 6 and change to the shape of slotted hole etc., difference is set on air quantity.

In addition, in the present embodiment, make hothouse rear surface 4b larger than hothouse front face 4a, but also can make on the contrary hothouse rear surface 4b less than hothouse front face 4a., the number of palm of the hand side nozzle 6a can be arranged to fewer than dorsal side nozzle 6b.In this case, side air-flow 40 is from hothouse rear surface 4b effluent to hothouse front face 4a side.

In addition, nozzle 6 does not need linearity to arrange, and needs only the air-flow colliding with hand 2 and arranges in the mode of crosscut palm of the hand side 9 and dorsal side 10.For example, nozzle 6 can be configured to zigzag or retouch into curve.

Fig. 3 is the top view of the different drying apparatus for hands of embodiments of the present invention.The kink 50 that drying apparatus for hands setting shown in Fig. 3 bends internal face 11., be formed with taper wall 51 at the internal face relative with hand side 41 11.

Therefore, utilize by the side air-flow 40 of hand side 41 and make hand side 41 dry, and guarantee the distance B 1 of hand side 41 and internal face 11, so the volume of hothouse 3 is extended.Like this, hothouse 3 is not contacted with hand, make at short notice the volume drying of hand 2.

In addition, in above-mentioned example, be provided with taper wall 51, but also can apply fillet at kink 50.In addition, can internal face 11 entirety be also curve form.

Fig. 4 is the front view of the another different drying apparatus for hands of embodiments of the present invention.As shown in Figure 4, the hand insert port 1 of drying apparatus for hands is arranged on the face side of body outline 8., hand insert port 1 is positioned at the vertical guide 3b of hothouse 3.Be provided with the nozzle 6 of multiple hole shapes at the face that blows out 53 of the 1st 4a of the body top surface side of hothouse 3.On the other hand, with blow out the relative side of face 53 and be provided with water-accepting part 54.The width W 3 of the 1st 4a is less than the width W of water-accepting part 54 4 to blow out face 53.That is, water-accepting part 54 is arranged on the bottom 3c of hothouse 3, and the 1st 4a is arranged on the top 3d of hothouse 3.

Hothouse 3 is provided with hand insert port 1 in face side, inserts hand 2 towards inboard.At this, in the time hand 2 being inserted from hand insert port 1 according to unforced natural operation posture, palm of the hand side 9 is more in the situation of upper (nozzle 6 directions).

At this, be not only the air stream 5a colliding with palm of the hand side 9 from the air stream 5 of nozzle 6.Air stream 5 is after the vertical walls of hothouse 3, and in water-accepting part 54, U-shaped turns round, and the situation that produces the air stream 5b colliding with dorsal side 10 is more.

In addition, palm of the hand side 9 is more because wiping both hands clean the water adhering to.And palm of the hand side 9 is compared with dorsal side 10, because the less hydrophobicity of pore is poor, the water adhering to is also more.In addition, when hand 2 is inserted into hothouse 3, palm of the hand side more than 9 is towards nozzle 6.Therefore, according to said structure, utilize the water that side air-flow 40 adheres to palm of the hand side 9 to blow and fly strongly to dorsal side 10, thus dry hand side 41.Like this, the drying apparatus for hands of Fig. 4 makes the volume drying of hand 2 at short notice.

In industry, utilize possibility

Drying apparatus for hands of the present invention, except the drying purpose of hand, can also be used for using the industrial dry applications of nozzle arrangements.

Reference numeral explanation

1 hand insert port

1a minor face

The long limit of 1b

2 hands

3 hothouses

3a upper end

3b vertical guide

3c bottom

3d top

Wall before and after 4 hothouses

4a hothouse front face (the 1st face)

4b hothouse rear surface (the 2nd face)

5,5a, 5b air stream

6 nozzles

6a palm of the hand side nozzle

6b dorsal side nozzle

7 electric fans

8 body outlines

9 palm of the hand sides

10 dorsal side

11 internal faces

12 pressure-airs

30a washroom wall

30b front

31 air amounts

32 filters

33 suck wind path

34 discharge wind path

35 discharge air chamber

36 force-feeling sensors

40 side air-flows

41 hand sides

50 kinks

51 taper walls

53 blow out face

54 water-accepting parts

Claims

1. a drying apparatus for hands, is characterized in that, comprising:

Insert the hothouse of extracting hand out from the hand insert port to outside opening;

To the nozzle of described hothouse ejection air stream; With

Described nozzle is sent to the electric fan of the pressure-air that becomes described air stream, wherein

Described hothouse has long limit parallel when seeing described hand insert port from front and minor face respectively as the 2nd and the 1st of end,

At described the 1st, described nozzle is set.

2. drying apparatus for hands as claimed in claim 1, is characterized in that:

At described the 2nd face also with described the 1st relative mode, described nozzle to be set,

The number of the described nozzle of the number of the described nozzle of described the 1st than described the 2nd is many.

3. drying apparatus for hands as claimed in claim 1, is characterized in that:

Described hothouse also has the internal face of described the 1st and described the 2nd connection, is provided with kink at described internal face, is formed with the taper wall relative with the hand side of described hand at described internal face.

4. drying apparatus for hands as claimed in claim 1, is characterized in that:

Described hand insert port is positioned at the upper end of described hothouse.

5. drying apparatus for hands as claimed in claim 1, is characterized in that:

Described hand insert port is positioned at the vertical guide of described hothouse, and is provided with water-accepting part in the bottom of described hothouse,

Described the 1st face is arranged on the top of described hothouse, and the width of described water-accepting part is larger than the width of described the 1st.