CN108670102B - Temperature-adjustable hand drier based on PTC heating - Google Patents
Temperature-adjustable hand drier based on PTC heating Download PDFInfo
- Publication number
- CN108670102B CN108670102B CN201810791415.3A CN201810791415A CN108670102B CN 108670102 B CN108670102 B CN 108670102B CN 201810791415 A CN201810791415 A CN 201810791415A CN 108670102 B CN108670102 B CN 108670102B
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- Prior art keywords
- air inlet
- air
- channel
- reposition
- temperature
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 29
- 238000002347 injection Methods 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 229920000742 Cotton Polymers 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K10/00—Body-drying implements; Toilet paper; Holders therefor
- A47K10/48—Drying by means of hot air
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a temperature-adjustable hand dryer based on PTC heating, which comprises a shell, an air filter body arranged at an air inlet at the bottom of the shell, an air inlet channel, a motor for driving an impeller, an air outlet channel and an air injection air outlet, wherein an air inlet flow dividing device is arranged in the air inlet channel, the air inlet flow dividing device divides the air inlet channel into a first flow dividing channel and a second flow dividing channel, the first flow dividing channel is connected with an air suction opening of the impeller, and the second flow dividing channel is also connected with the air suction opening of the impeller through a PTC heating device. The temperature-adjustable hand dryer based on PTC heating can control the air injection temperature of the hand dryer, and expands the application of PCT heating elements in the temperature-adjustable hand dryer.
Description
Technical Field
The invention relates to a hand dryer, in particular to a temperature-adjustable hand dryer based on PTC heating.
Background
The Chinese patent with the patent number ZL201020642806.8 discloses a jet hand dryer which adopts the following technical scheme: the novel air conditioner comprises soundproof cotton 1, filter cotton 2, a circuit cooling plate 3, a motor 4, a heating frame 5, an air injection air outlet 6, a detachable plate 7, a water accumulation plate 8, a water flow channel 9, a water flow gap 10, a machine body 11 and an air channel 12, wherein the filter cotton 2 is arranged on one side of the bottom of the machine body 11, the air channel 12 is arranged on the filter cotton 2, the soundproof cotton 1 is arranged on one side of the lower part of the air channel 12, the circuit cooling plate 3 and the motor 4 are sequentially arranged on the other side of the lower part of the air channel 12, the motor 4 is connected with the heating frame 5, an upper air channel 12 which is divided into two paths is arranged above the heating frame 5, the tail end of the upper air channel 12 is the air injection air outlet 6, the detachable plate 7 is arranged on the lower part of the machine body 11, the water flow channel 9 is arranged in the detachable plate 7, the water flow gap 10 is arranged above the water flow channel 9, and the water accumulation plate 80 is arranged below the water flow channel 9 (see the attached figures 1-3 of the specification). The hand dryer with the structure can only be completed by adjusting the heating power of the corresponding heating components in the heating frame 5 if the temperature of the air jet needs to be adjusted, and the mode of adjusting the temperature cannot be suitable if the PTC heating elements are adopted, because the PTC heating elements cannot control the heating power by adjusting the voltage or the current.
Disclosure of Invention
The invention aims to provide a temperature-adjustable hand dryer based on PTC heating, which can realize the control of the air injection temperature of the hand dryer and expand the application of PCT heating elements in the temperature-adjustable hand dryer.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The utility model provides a temperature-adjustable hand dryer based on PTC generates heat, includes the casing, sets up in the air filter body of casing bottom air intake department, air inlet channel for drive impeller's motor, air outlet channel and jet-propelled air outlet be equipped with air inlet diverging device in the air inlet channel, air inlet diverging device will air inlet channel reposition of redundant personnel becomes first reposition of redundant personnel passageway and second reposition of redundant personnel passageway, first reposition of redundant personnel passageway with the suction opening of impeller is connected, second reposition of redundant personnel passageway also with the suction opening of impeller is connected through PTC heating device.
The air inlet flow dividing device is a cavity which is arranged on the upper portion of the front end of the impeller and also accommodates the PTC heating device, a gap between the side wall on the outer side of the cavity and the inner wall of the shell forms the second flow dividing channel, the upper end of the cavity is an air inlet to be heated, the lower end of the cavity is a hot air outlet which is connected with the exhaust port, the lower end of the side wall on the outer side of the cavity is hinged with a flow dividing plate, and the flow dividing plate is provided with an adjusting mechanism for driving the flow dividing plate to rotate around the hinge shaft.
The adjusting mechanism is a manual screw adjusting mechanism.
The hand dryer is provided with a control device, the air outlet is provided with a temperature sensor and a ranging sensor, and the electric adjusting mechanism, the temperature sensor and the ranging sensor are electrically connected with the control device.
Compared with the prior art, the invention has the beneficial effects that: due to the adoption of the technical scheme, the air inlet flow dividing device is arranged in the air inlet channel, the air inlet flow dividing device divides the air inlet channel into the first flow dividing channel and the second flow dividing channel, the first flow dividing channel is connected with the air suction opening of the impeller, the second flow dividing channel is also connected with the air suction opening of the impeller through the PTC heating device, the structure is used for dividing air into two paths, one path is heated, the other path is directly ejected, stepless adjustment of air inlet quantity entering the first flow dividing channel and the second flow dividing channel is realized through the air inlet flow dividing device, control of air injection temperature of the hand dryer can be realized, and application of the PCT heating element in the temperature-adjustable hand dryer is expanded.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
In order to make the technical scheme of the present invention clearer, the present invention will be described in detail with reference to fig. 1. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
The invention relates to a temperature-adjustable hand dryer based on PTC heating, which comprises a shell, an air filter body 1 arranged at an air inlet at the bottom of the shell, an air inlet channel 2, a motor 4 for driving an impeller 3, an air outlet channel 5 and an air injection air outlet 6, wherein an air inlet flow dividing device is arranged in the air inlet channel 2, the air inlet flow dividing device divides the air inlet channel 2 into a first flow dividing channel 7 and a second flow dividing channel 8, the first flow dividing channel 7 is connected with an air suction opening 9 of the impeller 3, and the second flow dividing channel 8 is also connected with the air suction opening 9 of the impeller 3 through a PTC heating device 10.
Preferably, the air inlet and distributing device is a cavity arranged on the upper portion of the front end of the impeller 3 and also used for accommodating the PTC heating device 9, a gap between the side wall on the outer side of the cavity and the inner wall of the shell forms the second distributing channel 8, the upper end of the cavity is an air inlet to be heated, the lower end of the cavity is a hot air outlet connected with the air suction opening 9, a distributing plate 11 is hinged to the lower end of the side wall on the outer side of the cavity, and the distributing plate 11 is provided with an adjusting mechanism 12 for driving the distributing plate to rotate around a hinged shaft. The gap between the lower end of the flow dividing plate 11 and the inner wall of the air inlet channel 2 forms the inlet of the first flow dividing channel 7. The adjustment mechanism 12 is a manual screw adjustment mechanism. The adjusting mechanism 12 may also be an electric adjusting mechanism, the hand dryer is provided with a control device, the air outlet 6 is provided with a temperature sensor 13 and a ranging sensor, and the electric adjusting mechanism, the temperature sensor 13 and the ranging sensor are electrically connected with the control device.
Claims (3)
1. The utility model provides a temperature-adjustable hand drier based on PTC generates heat, includes the casing, sets up air filter (1) in casing bottom air intake department, air inlet channel (2) for motor (4) of drive impeller (3), air outlet channel (5) and jet air outlet (6), its characterized in that: be equipped with air inlet diverging device in air inlet passageway (2), air inlet diverging device will air inlet passageway (2) reposition of redundant personnel become first reposition of redundant personnel passageway (7) and second reposition of redundant personnel passageway (8), first reposition of redundant personnel passageway (7) with suction opening (9) of impeller (3) are connected, second reposition of redundant personnel passageway (8) are also connected with suction opening (9) of impeller (3) through PTC heating device (10), air inlet diverging device is for setting up in impeller (3) front end upper portion and the cavity that holds PTC heating device (9) concurrently, and the clearance between lateral wall and the shells inner wall outside constitutes second reposition of redundant personnel passageway (8), the upper end of cavity be for waiting to heat the air inlet, the lower extreme of cavity be with suction opening (9) the hot air gas outlet that links up the lateral wall lower extreme in the cavity outside articulates a splitter plate (11), splitter plate (11) are equipped with drive its two stepless regulation air inlet to entering first, second reposition of redundant personnel passageway around articulated shaft pivoted adjustment mechanism (12) to realize.
2. A PTC heating-based temperature-adjustable hand dryer according to claim 1, wherein: the adjusting mechanism (12) is a manual screw adjusting mechanism.
3. A PTC heating-based temperature-adjustable hand dryer according to claim 2, wherein: the hand dryer is characterized in that the adjusting mechanism (12) is an electric adjusting mechanism, the hand dryer is provided with a control device, the air outlet (6) is provided with a temperature sensor (13) and a ranging sensor, and the electric adjusting mechanism, the temperature sensor (13) and the ranging sensor are electrically connected with the control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810791415.3A CN108670102B (en) | 2018-07-18 | 2018-07-18 | Temperature-adjustable hand drier based on PTC heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810791415.3A CN108670102B (en) | 2018-07-18 | 2018-07-18 | Temperature-adjustable hand drier based on PTC heating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108670102A CN108670102A (en) | 2018-10-19 |
| CN108670102B true CN108670102B (en) | 2024-06-25 |
Family
ID=63814162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810791415.3A Active CN108670102B (en) | 2018-07-18 | 2018-07-18 | Temperature-adjustable hand drier based on PTC heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108670102B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558515A (en) * | 2021-06-22 | 2021-10-29 | 四川大学 | Low-temperature plasma hand drying device and using method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202020364U (en) * | 2010-12-01 | 2011-11-02 | 金启想 | Air jet hand dryer |
| CN206847082U (en) * | 2017-06-15 | 2018-01-05 | 湖北鹤峰金倡工贸有限公司 | A kind of electric heater unit with air conducting cover |
| CN209018589U (en) * | 2018-07-18 | 2019-06-25 | 浙江菲果科技有限公司 | Hand dryer is adjusted in temperature based on PTC fever |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2461463Y (en) * | 2000-12-24 | 2001-11-28 | 梁勇 | Automaitc PTC Electrothermal air drier for hand |
| GB2391846B (en) * | 2002-06-28 | 2005-10-05 | Ashley Christopher Bryant | Ducted air power plant |
| CN201926115U (en) * | 2011-01-27 | 2011-08-10 | 北京东明兴业科技有限公司 | Multifunctional warm-air dryer |
| CN204478804U (en) * | 2015-03-20 | 2015-07-15 | 东北石油大学 | A kind of hot air distributor of external heat type rotary furnace chuck |
| CN206145901U (en) * | 2016-09-27 | 2017-05-03 | 程艳军 | Intelligence humiture quick adjustment auxiliary device |
-
2018
- 2018-07-18 CN CN201810791415.3A patent/CN108670102B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202020364U (en) * | 2010-12-01 | 2011-11-02 | 金启想 | Air jet hand dryer |
| CN206847082U (en) * | 2017-06-15 | 2018-01-05 | 湖北鹤峰金倡工贸有限公司 | A kind of electric heater unit with air conducting cover |
| CN209018589U (en) * | 2018-07-18 | 2019-06-25 | 浙江菲果科技有限公司 | Hand dryer is adjusted in temperature based on PTC fever |
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| Publication number | Publication date |
|---|---|
| CN108670102A (en) | 2018-10-19 |
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