CN110686333A - Air purification and sterilization humidifier - Google Patents

Air purification and sterilization humidifier Download PDF

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Publication number
CN110686333A
CN110686333A CN201910887884.XA CN201910887884A CN110686333A CN 110686333 A CN110686333 A CN 110686333A CN 201910887884 A CN201910887884 A CN 201910887884A CN 110686333 A CN110686333 A CN 110686333A
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CN
China
Prior art keywords
water
plate
grid frame
air
cleaning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201910887884.XA
Other languages
Chinese (zh)
Other versions
CN110686333B (en
Inventor
余振露
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan city run Er Electrical Appliance Co.,Ltd.
Original Assignee
Quanzhou Tai Shang Investment Area Long Fang Design Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Quanzhou Tai Shang Investment Area Long Fang Design Co Ltd filed Critical Quanzhou Tai Shang Investment Area Long Fang Design Co Ltd
Priority to CN201910887884.XA priority Critical patent/CN110686333B/en
Publication of CN110686333A publication Critical patent/CN110686333A/en
Application granted granted Critical
Publication of CN110686333B publication Critical patent/CN110686333B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20Casings or covers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/32Supports for air-conditioning, air-humidification or ventilation units
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Abstract

The invention discloses an air purification and sterilization humidifier which structurally comprises a machine body, an air outlet, a grid frame, a control panel, a water tank, movable wheels and a liquid level column, wherein the water tank is arranged at the bottom of the machine body, the movable wheels are arranged at four corners of the bottom of the water tank, the liquid level column is arranged on the front surface of the water tank, the control panel is arranged at an inclined part of the top of the machine body, the air outlet is formed in the middle of the inclined part, and the grid frame is arranged on the air; has the advantages that: the plate body is arranged on the inner side of the grid frame, the flushers on the plate body penetrate through the meshes on the grid frame, and the flushers can clean the meshes on the grid; the outer wall of the spray column is uniformly provided with nozzles, and external clean water washes dust and other bacteria easily accumulated at the joints of the inner sides of the holes on the mesh plate from the nozzles through the spray column clean water.

Description

Air purification and sterilization humidifier
Technical Field
The invention relates to an air purification and sterilization humidifier, and belongs to the technical field of air purification.
Background
The main function of humidifier is to increase air humidity, and it has the effect that suspended particles concentration in the certain degree reduces the air to increase humidity, and the humidifier is after a period of time when using, must regularly clear up, and microorganism such as mould in the humidifier gets into the air along with the steam fog, reentrant people's respiratory track can increase the possibility of suffering from respiratory disease on the contrary. The mesh plate is generally installed on the air outlet of the humidifier, bacteria such as dust in the air are easily accumulated at the connection part of the inner sides of the holes in the mesh plate, the air is not easy to clean up during cleaning, the air humidifier can be used again, moisture is easy to clamp the dust to float in the air, and the influence is brought to the health of a human body.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an air purification and sterilization humidifier to solve the problems.
In order to achieve the purpose, the invention is realized by the following technical scheme: an air purification and sterilization humidifier structurally comprises a machine body, an air outlet, a grid frame, a control panel, a water tank, moving wheels and a liquid level column, wherein the water tank is arranged at the bottom of the machine body, the moving wheels are mounted at four corners of the bottom of the water tank, the liquid level column is arranged on the front face of the water tank, the control panel is arranged at an inclined part of the top of the machine body, the air outlet is formed in the middle of the inclined part, and the grid frame is mounted on the air outlet;
preferably, a cleaning device is installed inside the grid frame, the structural size of the cleaning device is consistent with the size of the grid frame, the cleaning device and the grid frame are matched with each other and installed at the air outlet, and the grid frame is located on the outer side of the cleaning device.
Preferably, the cleaning device comprises a plate body, clamping seats, transverse water pipes, longitudinal water pipes, a water receiving seat and flushers, wherein the clamping seats are welded at the left end and the right end of the plate body, the transverse water pipes are connected at the upper end and the lower end of the plate body, the longitudinal water pipes are connected at the left side and the right side of the plate body, and more than two flushers are mounted on the plate body.
Preferably, the connection parts of the two ends of the transverse water pipe and the two ends of the longitudinal water pipe are provided with water receiving seats, the water receiving seats are arranged on the four corners of the plate body, and sliding grooves are formed in the clamping seats.
Preferably, the inside of the plate body is distributed with a longitudinal branch pipe and a transverse branch pipe, and the flushers are communicated with each other through the longitudinal branch pipe and the transverse branch pipe.
Preferably, the flusher consists of a spray column, a water receiving disc and a wet gas hole, wherein the spray column is vertically welded in the middle of the water receiving disc, and the spray column is internally provided with the wet gas hole.
Preferably, more than two nozzles are arranged on the middle ring of the outer wall of the spray column, and the bottom of the wet air hole is provided with a wet collecting flaring.
Preferably, an arc-shaped groove is formed between the water receiving tray and the spray column, and four water inlets are formed in the periphery of the water receiving tray.
Preferably, a water spraying pipeline is arranged inside the water receiving tray, the water spraying pipeline is communicated with a water inlet, and the water inlet is respectively connected with the longitudinal branch pipe and the transverse branch pipe.
Preferably, the two sides of the air outlet are provided with sliding strips, and the sliding strips are in sliding fit with the sliding grooves.
Advantageous effects
The invention relates to an air purification and sterilization humidifier, which has the following effects:
the plate body is arranged on the inner side of the grid frame, the flushers on the plate body penetrate through the meshes on the grid frame, and the flushers can clean the meshes on the grid;
the outer wall of the spray column is uniformly provided with the nozzles, and external clean water washes bacteria such as dust and the like easily accumulated at the connection part of the inner sides of the holes on the mesh plate from the nozzles through the spray column clean water;
according to the invention, the arc-shaped groove is formed on the water receiving tray, so that water flow generated by flushing can be discharged downwards, and the phenomenon of water accumulation is prevented.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of an air purification, sterilization and humidifier according to the present invention;
FIG. 2 is a schematic view of a first structure of a cleaning apparatus according to the present invention;
FIG. 3 is a schematic cross-sectional view of a second cleaning apparatus of the present invention;
fig. 4 is a schematic front view of a flusher of the present invention.
In the figure: the machine body-1, the air outlet-2, the grid frame-3, the control panel-4, the water tank-5, the moving wheel-6, the liquid level column-7, the cleaning device-8, the plate body-9, the clamping seat-10, the transverse water pipe-11, the longitudinal water pipe-12, the water receiving seat-13, the flusher-15, the sliding chute-14, the longitudinal branch pipe-91, the transverse branch pipe-92, the spray column-a, the water receiving tray-b, the moisture hole-c, the nozzle-a 1, the moisture collecting flaring-c 1, the arc groove-b 1 and the water inlet-b 2.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution of an air purifying and sterilizing humidifier:
as shown in fig. 1 and 2, the structure of the air conditioner comprises a machine body 1, an air outlet 2, a grid frame 3, a control panel 4, a water tank 5, moving wheels 6 and liquid level columns 7, wherein the water tank 5 is arranged at the bottom of the machine body 1, the moving wheels 6 are arranged at four corners of the bottom of the water tank 5, the liquid level columns 7 are arranged on the front surface of the water tank 5, the control panel 4 is arranged at an inclined part of the top of the machine body 1, the air outlet 2 is formed in the middle of the inclined part, and the grid frame 3 is arranged on the;
wherein, 3 internally mounted belt cleaning device 8 of net rack, belt cleaning device 8's structure size and the unanimous and both of the size of net rack 3 match each other and install in air outlet 2 department, net rack 3 is located belt cleaning device 8's outside, and belt cleaning device 8 can often clear away debris such as the inside dust of net gape on net rack 3.
Wherein, belt cleaning device 8 comprises plate body 9, cassette 10, horizontal water pipe 11, vertical water pipe 12, water receiving seat 13, flusher 15, cassette 10 has all been welded at both ends about plate body 9, the upper and lower both ends of plate body 9 all are connected with horizontal water pipe 11, and the left and right sides all is connected with vertical water pipe 12, install flusher 15 more than two on the plate body 9, during horizontal water pipe 11 and vertical water pipe 12 are inserted with outside clear water to water receiving seat 13, from flusher 15 blowout, spout mesh internal connection department.
The connection parts of the two ends of the transverse water pipe 11 and the two ends of the longitudinal water pipe 12 are provided with water receiving seats 13, the water receiving seats 13 are arranged at four corners of the plate body 9, the clamping seat 10 is internally provided with a sliding groove 14, the sliding groove 14 is conveniently matched and connected with the air outlet 2, and the air outlet is convenient to disassemble and assemble.
As shown in fig. 3, a longitudinal branch pipe 91 and a transverse branch pipe 92 are distributed in the plate body 9, and the flusher 15 is communicated with the transverse branch pipe 92 through the longitudinal branch pipe 91.
As shown in fig. 4, the flusher 15 is composed of a spray column a, a water receiving tray b, and a wet air hole c, wherein the spray column a is vertically welded on the middle of the water receiving tray b, the wet air hole c is opened in the spray column a, and the moisture generated by the body 1 is blown into the air from the wet air hole c to moisten the air.
More than two nozzles a1 are arranged on the middle ring of the outer wall of the spray column a, wet collecting flaring holes c1 are arranged at the bottoms of the wet air holes c, and the nozzles a1 wash dust and other bacteria which are easy to accumulate at the connection positions of the inner sides of the holes on the mesh plate.
An arc-shaped groove b1 is formed between the water receiving tray b and the spray column a, and four water inlets b2 are formed in the periphery of the water receiving tray b.
When needing to wash the net rack 3 of air outlet 2 department, water receiving seat 13 on four angles of plate body 9 connects the outside water source, the clear water enters into vertical lateral conduit 91 through horizontal water pipe 11 and vertical water pipe 12, in horizontal lateral conduit 92, thereby enter into flusher 15, the clear water enters into spray post an from water inlet b2 of water collector b bottom, every spray post an of plate body 9 passes the mesh on net rack 3, the clear water of spray post a the inside is followed nozzle a1 blowout, wash the bacterium such as the easy dust that gathers of junction of hole inboard on the mesh board, arc recess b1 on the water collector b can wash the rivers that produce and discharge down, prevent the ponding phenomenon.
The foregoing merely illustrates the principles and preferred embodiments of the invention and many variations and modifications may be made by those skilled in the art in light of the foregoing disclosure, which are intended to be within the scope of the invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides an air purification humidifier that disinfects which characterized in that: the structure of the machine comprises a machine body (1), an air outlet (2), a grid frame (3), a control panel (4), a water tank (5), moving wheels (6) and a liquid level column (7), wherein the water tank (5) is arranged at the bottom of the machine body (1), the moving wheels (6) are arranged at four corners of the bottom of the water tank (5), the liquid level column (7) is arranged on the front surface of the water tank (5), the control panel (4) is arranged at the inclined part of the top of the machine body (1), the air outlet (2) is formed in the middle of the inclined part, and the grid frame (3) is arranged on the air outlet;
the cleaning device (8) is arranged inside the grid frame (3), the structural size of the cleaning device (8) is consistent with the size of the grid frame (3), the cleaning device and the grid frame are matched with each other and are arranged at the air outlet (2), and the grid frame (3) is located on the outer side of the cleaning device (8).
2. An air purifying and sterilizing humidifier as claimed in claim 1, wherein: cleaning device (8) comprise plate body (9), cassette (10), horizontal water pipe (11), vertical water pipe (12), water receiving seat (13), flusher (15), cassette (10) have all been welded at both ends about plate body (9), the upper and lower both ends of plate body (9) all are connected with horizontal water pipe (11), and the left and right sides all is connected with vertical water pipe (12), install flusher (15) more than two on plate body (9).
3. An air purifying and sterilizing humidifier according to claim 2, wherein: the connection parts of the two ends of the transverse water pipe (11) and the two ends of the longitudinal water pipe (12) are provided with water receiving seats (13), the water receiving seats (13) are arranged at four corners of the plate body (9), and sliding grooves (14) are arranged inside the clamping seat (10).
4. An air purifying and sterilizing humidifier according to claim 2, wherein: longitudinal branch pipes (91) and transverse branch pipes (92) are distributed in the plate body (9), and the flushers (15) are communicated with the transverse branch pipes (92) through the longitudinal branch pipes (91).
5. An air purifying and sterilizing humidifier according to claim 4, wherein: the flusher (15) is composed of a spray column (a), a water receiving disc (b) and a wet gas hole (c), the spray column (a) is vertically welded in the middle of the water receiving disc (b), and the spray column (a) is internally provided with the wet gas hole (c).
6. An air purifying and sterilizing humidifier according to claim 5, wherein: more than two nozzles (a1) are arranged on the middle ring of the outer wall of the spray column (a), and wet collecting flaring openings (c1) are arranged at the bottoms of the wet air holes (c).
7. An air purifying and sterilizing humidifier according to claim 5, wherein: an arc-shaped groove (b1) is formed between the water receiving tray (b) and the spray column (a), and four water inlets (b2) are formed in the periphery of the water receiving tray (b).
CN201910887884.XA 2019-09-19 2019-09-19 Air purification and sterilization humidifier Active CN110686333B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910887884.XA CN110686333B (en) 2019-09-19 2019-09-19 Air purification and sterilization humidifier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910887884.XA CN110686333B (en) 2019-09-19 2019-09-19 Air purification and sterilization humidifier
CN202011571097.3A CN112710057A (en) 2019-09-19 2019-09-19 Purification and sterilization humidifier and method

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202011571097.3A Division CN112710057A (en) 2019-09-19 2019-09-19 Purification and sterilization humidifier and method

Publications (2)

Publication Number Publication Date
CN110686333A true CN110686333A (en) 2020-01-14
CN110686333B CN110686333B (en) 2021-05-04

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CN201910887884.XA Active CN110686333B (en) 2019-09-19 2019-09-19 Air purification and sterilization humidifier

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2406178Y (en) * 2000-02-02 2000-11-15 梁欣瑞 Efficient air humidifier
JP2008101861A (en) * 2006-10-20 2008-05-01 Dai-Dan Co Ltd Filter device installed in ventilation duct
CN201669026U (en) * 2010-04-29 2010-12-15 苏州市安达净化工程技术有限公司 Self-cleaning fresh air processor
CN204591067U (en) * 2015-04-14 2015-08-26 刘伊琳 A kind of dust-proof humidification window with cleaning function
CN206281136U (en) * 2016-11-07 2017-06-27 苏州塞维索斯自动化设备有限公司 Factory's humidifier that a kind of anti-breed bacteria and dust enter
CN107270464A (en) * 2017-07-12 2017-10-20 深圳沃海森科技有限公司 The combination wind cabinet-type air conditioner of automatically cleaning screen pack
CN107401793A (en) * 2017-09-07 2017-11-28 广州酷刻科技有限公司 A kind of air humidifier
CN207262544U (en) * 2017-08-30 2018-04-20 王术园 A kind of band cleans the air-conditioning of strainer and internal disinfecting and sterilizing functions automatically
CN207815648U (en) * 2017-12-26 2018-09-04 天津筑星恒氧科技有限公司 A kind of energy-saving central air conditioner automatic dust removing exhaust outlet
CN108716730A (en) * 2018-05-24 2018-10-30 朱彬玮 A kind of vertical fresh air system clarifier of rainforest natural, ecological filtering
CN109224751A (en) * 2018-11-27 2019-01-18 黄冬艳 A kind of air purification humidifier
CN109611998A (en) * 2018-11-22 2019-04-12 烟台市帅恒机械科技有限公司 A kind of self-cleaning ventilator for building and its working method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4128038A1 (en) * 1991-08-23 1993-02-25 Ernst Dipl Ing Lex Continuously cleaned air filtering device - for fine particle removal esp. from air supplied to locomotives or carriages
CN202546983U (en) * 2012-04-10 2012-11-21 四川科伦药业股份有限公司 Humidifier
CN205593069U (en) * 2016-05-04 2016-09-21 江西远东药业有限公司 Plasma type air purifier that wets
CN107461838A (en) * 2016-06-06 2017-12-12 深圳市联创电器实业有限公司 From the tower fan of bottom air intake humidification
CN107883485A (en) * 2017-12-21 2018-04-06 福建农林大学 Self-cleaning fresh air machine and its cleaning method
CN208662013U (en) * 2018-06-21 2019-03-29 江西江铃底盘股份有限公司 A kind of water and gas dual-purpose spray tube

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2406178Y (en) * 2000-02-02 2000-11-15 梁欣瑞 Efficient air humidifier
JP2008101861A (en) * 2006-10-20 2008-05-01 Dai-Dan Co Ltd Filter device installed in ventilation duct
CN201669026U (en) * 2010-04-29 2010-12-15 苏州市安达净化工程技术有限公司 Self-cleaning fresh air processor
CN204591067U (en) * 2015-04-14 2015-08-26 刘伊琳 A kind of dust-proof humidification window with cleaning function
CN206281136U (en) * 2016-11-07 2017-06-27 苏州塞维索斯自动化设备有限公司 Factory's humidifier that a kind of anti-breed bacteria and dust enter
CN107270464A (en) * 2017-07-12 2017-10-20 深圳沃海森科技有限公司 The combination wind cabinet-type air conditioner of automatically cleaning screen pack
CN207262544U (en) * 2017-08-30 2018-04-20 王术园 A kind of band cleans the air-conditioning of strainer and internal disinfecting and sterilizing functions automatically
CN107401793A (en) * 2017-09-07 2017-11-28 广州酷刻科技有限公司 A kind of air humidifier
CN207815648U (en) * 2017-12-26 2018-09-04 天津筑星恒氧科技有限公司 A kind of energy-saving central air conditioner automatic dust removing exhaust outlet
CN108716730A (en) * 2018-05-24 2018-10-30 朱彬玮 A kind of vertical fresh air system clarifier of rainforest natural, ecological filtering
CN109611998A (en) * 2018-11-22 2019-04-12 烟台市帅恒机械科技有限公司 A kind of self-cleaning ventilator for building and its working method
CN109224751A (en) * 2018-11-27 2019-01-18 黄冬艳 A kind of air purification humidifier

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Effective date of registration: 20210401

Address after: 528400 Fugang West Road, Fusha Town, Zhongshan City, Guangdong Province

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Address before: 362100 150 meters northwest of Huayi stone plate, fuluoyang Town, Taiwan investment zone, Quanzhou City, Fujian Province

Applicant before: QUANZHOU TAIWANESE INVESTMENT ZONE CHANGFANG DESIGN Co.,Ltd.

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