CN109292900B - Ultraviolet sterilization module - Google Patents
Ultraviolet sterilization module Download PDFInfo
- Publication number
- CN109292900B CN109292900B CN201811365644.5A CN201811365644A CN109292900B CN 109292900 B CN109292900 B CN 109292900B CN 201811365644 A CN201811365644 A CN 201811365644A CN 109292900 B CN109292900 B CN 109292900B
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- Prior art keywords
- water outlet
- channel
- water
- sterilizing
- wiring
- Prior art date
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- 230000001954 sterilising effect Effects 0.000 title claims abstract description 124
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 143
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000002070 germicidal effect Effects 0.000 abstract description 4
- 241000894006 Bacteria Species 0.000 description 4
- 230000002401 inhibitory effect Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
- C02F2201/3222—Units using UV-light emitting diodes [LED]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physical Water Treatments (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses an ultraviolet sterilization module, which comprises a shell, a base, a water inlet channel formed in the base, a water outlet channel formed in the shell and a wiring channel, wherein the water inlet channel is formed in the base; an ultraviolet sterilizing lamp is arranged on the top of a sterilizing cylinder of the sterilizing component in a sealing way, and a water outlet hole communicated with the water outlet channel is formed in the side wall of the top of the sterilizing cylinder; the bottom of the sterilizing cylinder is communicated with the water inlet channel; the wiring channel is isolated and arranged on one side of the water outlet channel, a main control board is arranged in the wiring channel, a flow switch is arranged in the water outlet channel, and the main control board is electrically connected with the ultraviolet germicidal lamp and the flow switch. The ultraviolet sterilization module integrates the sterilization module, the water inlet channel, the water outlet channel, the wiring channel, the water separator and the flow switch, has compact structure and small volume, can ensure higher sterilization effect, can reduce the risk of electric leakage and short circuit of a circuit, is convenient for users or maintenance personnel to know the working state and the residual service life of the sterilization module in real time, and has larger market popularization potential.
Description
Technical Field
The invention relates to the technical field of sterilization, in particular to an ultraviolet sterilization module.
Background
In the ultraviolet sterilization module in the current market, the sterilization lamp assembly is arranged at the tail end of the sterilization channel and is adjacent to the water outlet channel, so that the sterilization effect is ensured. However, when the sterilizing lamp assembly is arranged at the water outlet, the phenomenon of electric leakage and short circuit is easy to occur, and once the electric leakage and the short circuit occur, all circuit boards are required to be replaced, so that the maintenance cost is high. When the ultraviolet sterilization module is installed in a faucet for use, the working state, the service life and the like of the sterilization module cannot be known, and the daily detection and maintenance are inconvenient.
Meanwhile, in the prior art, the sterilizing effect of the sterilizing module is poor, the volume is larger, for example, chinese patent with the bulletin number of CN205575709U discloses a faucet sterilizing and bacteria inhibiting device, which comprises a water outlet faucet and a bacteria inhibiting assembly, wherein the bacteria inhibiting assembly is arranged between a water inlet pipeline and a water outlet faucet, the bacteria inhibiting assembly comprises a deep ultraviolet LED lamp assembly and a sealing cylinder body, the sealing cylinder body seals the deep ultraviolet LED lamp assembly, and the deep ultraviolet LED lamp assembly generates water with deep ultraviolet directly irradiated in the water outlet faucet. In this antibacterial subassembly, sealed barrel just keeps apart LED lamp and rivers passageway, and rivers passageway is in sealed barrel's outside, consequently, sealed barrel not only occupies great space, still can not play effectual water guide, hydrophobic effect, can cause the water shutoff phenomenon even. Meanwhile, in the patent, water can be sterilized only when passing through the transparent plate arranged towards the water outlet tap path, so that the sterilization path and period of the water are very short, and the better sterilization effect cannot be achieved.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a novel ultraviolet sterilization module, which improves the sterilization effect and reduces the short-circuit risk and the detection maintenance cost of the sterilization lamp.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
An ultraviolet sterilization module comprises a shell, a base, a water inlet channel formed in the base, a water outlet channel and a wiring channel formed in the shell, and a sterilization assembly arranged in the shell; the sterilization assembly comprises a sterilization cylinder and an ultraviolet sterilization lamp used for sterilizing the interior of the sterilization cylinder; the top of the sterilizing cylinder is provided with the ultraviolet sterilizing lamp in a sealing way, and the side wall of the top of the sterilizing cylinder is provided with a water outlet communicated with the water outlet channel; the bottom of the sterilizing cylinder is communicated with the water inlet channel; the bottom of the shell is provided with the base in a sealing way, and the top of the shell is provided with a water outlet and a wiring channel outlet; the wiring channel is arranged at one side of the water outlet channel in an isolated manner, a main control board is arranged in the wiring channel, and the main control board is connected with the communication line through an outlet of the wiring channel; the water outlet channel is internally provided with a flow switch, and the main control board is electrically connected with the ultraviolet sterilizing lamp and the flow switch.
Preferably, the flow switch is a turbine flowmeter, and the main control board turns on or off the ultraviolet sterilizing lamp according to a detection signal of the turbine flowmeter.
Preferably, the flow switch is a mechanical flow switch, a magnet, a spring and a spring seat are sequentially arranged in the mechanical flow switch along the water outlet direction, a magnetic control sensor is arranged in the spring seat, and the main control board is used for switching on or switching off the ultraviolet sterilization lamp according to the flow signal of the magnetic control sensor.
Preferably, a display piece is further arranged at the top of the shell, the display piece is connected with the ultraviolet sterilization lamp through a wiring channel, and the main control board is electrically connected with the display piece.
Preferably, the ultraviolet sterilization lamp comprises a Light Emitting Diode (LED), a light-transmitting baffle plate and a lamp holder, wherein a wiring hole is formed in the lamp holder and communicated with the wiring channel; the top side wall of the lamp holder is sealed with the inner wall of the wiring channel, a second water outlet channel is formed between the outer side of the side wall of the lamp holder and the inner wall of the shell, and the second water outlet channel is communicated with the water outlet hole and the water outlet channel; the bottom of the lamp holder is sealed and arranged at the top of the sterilizing cylinder through a locking cap, and the light-transmitting partition plate is arranged between the locking cap and the LED.
Preferably, an LED circuit board is arranged in the wiring channel, the LED circuit board is connected with the light emitting diode LED through the wiring hole, and the LED circuit board is electrically connected with the main control board.
Preferably, the bottom of the sterilizing cylinder is communicated with a water inlet channel of the base through a water separator; the water distributor is sequentially provided with a base plate, a cylindrical side wall and a water distribution disc from bottom to top, wherein the base plate seals the bottom of the cylindrical side wall, the cylindrical side wall is provided with a water collecting hole and a plurality of water distribution holes, and the water distribution disc is uniformly provided with a plurality of small holes; a second water inlet channel is formed between the chassis and the water outlet of the base, and the second water inlet channel is communicated with the water collecting hole.
Preferably, the ultraviolet wavelength emitted by the light emitting diode LED is 200-285nm.
Preferably, the sterilizing cylinder is made of plastic or teflon.
Preferably, a water outlet joint is arranged in the water outlet in a sealing way, and the flow switch is communicated with the water outlet joint.
Compared with the prior art, the invention has the following beneficial effects:
1. a wiring channel isolated from the water outlet channel is arranged in the ultraviolet sterilization module shell, and a main control board is arranged in the wiring channel, so that the main control board is not influenced by the short circuit of the ultraviolet sterilization lamp, and the maintenance cost is reduced; meanwhile, a flow switch is arranged in the water outlet channel, and a display part is arranged at the top of the module, so that a user or a maintainer can know the service life and the use state of the sterilizing lamp in real time, the use effect is improved, and the detection and maintenance cost is reduced.
2. Through combining the light emitting diode LED with the guide cylinder, the bottom of the guide cylinder is provided with the water separator, ultraviolet rays emitted by the light emitting diode LED can be continuously reflected on the inner wall of the guide cylinder, the sterilization area in the sterilization cylinder is increased, and the sterilization effect is greatly improved.
Drawings
FIG. 1 is a schematic view of an ultraviolet sterilization module according to the present invention;
FIG. 2 is a schematic A-A section view of the ultraviolet sterilization module according to the present invention.
In the figure: 100-a shell, 110-a water outlet channel, 120-a wiring channel, 130-a second water outlet channel, 140-a second water inlet channel and 112-a water outlet joint; 200-base, 210-water inlet channel; 300-sterilizing components, 301-sterilizing cylinders, 302-light emitting diode LEDs, 303-light-transmitting partition boards, 304-lamp holders, 305-locking caps, 311-main control boards and 312-LED circuit boards; 400-water separator, 401-chassis, 402-column side wall, 403-water separating disc, 421-water collecting hole, 422-water separating hole; 500-flow switch, 501-magnet, 502-spring, 503-spring seat, 504-magnetic sensor; 600-communication lines; 700-display.
Detailed Description
The technical scheme of the invention is further described and illustrated by the following specific examples.
As shown in fig. 1, the present embodiment provides an ultraviolet sterilization module, which includes a housing 100, a base 200, a water inlet channel 210 formed in the base 200, a water outlet channel 110 and a wiring channel 120 formed in the housing 100, and a sterilization assembly 300 disposed in the housing 100. The sterilization assembly 300 comprises a sterilization cylinder 301 and an ultraviolet sterilization lamp for sterilizing the inside of the sterilization cylinder 301; the top of the sterilizing cylinder 301 is provided with the ultraviolet sterilizing lamp in a sealing manner, and the side wall of the top of the sterilizing cylinder 301 is provided with a water outlet communicated with the water outlet channel 110; the bottom of the sterilizing cartridge 301 is communicated with the water inlet channel 210; the base 210 is arranged at the bottom of the shell 100 in a sealing way, and a water outlet and a wiring channel outlet are arranged at the top of the shell 100;
the wiring channel 120 is isolated and arranged on one side of the water outlet channel 110, a main control board 311 is arranged in the wiring channel 120, and the main control board 311 is connected with the communication line 600 through an outlet of the wiring channel 120; the water outlet channel 110 is provided with a flow switch 500, and the main control board 311 is electrically connected to the ultraviolet germicidal lamp and the flow switch 500.
According to the invention, the wiring channel isolated from the water outlet channel is arranged in the ultraviolet sterilization module shell, and the main control board is arranged in the wiring channel, so that the main control board is not influenced by an ultraviolet sterilization lamp or a flow switch, and the maintenance cost is reduced; meanwhile, a flow switch is arranged in the water outlet channel, the ultraviolet sterilizing lamp is turned on or turned off according to a detection signal of the flow switch, meanwhile, a user or a maintainer can know the water flow in the water outlet channel in real time through a communication line, the use times and the residual service life of the ultraviolet sterilizing lamp are calculated through the accumulated water flow value, the use effect of the user is improved, and the detection and maintenance cost is reduced.
The flow switch can be a turbine flowmeter or a mechanical flow switch, and the main control board turns on or off the ultraviolet sterilizing lamp according to a detection signal of the turbine flowmeter or the mechanical flow switch, and simultaneously outputs a real-time flow value and an accumulated flow value. Preferably, the mechanical flow switch may be a flow switch with a spring, a magnet 501, a spring 502 and a spring seat 503 are sequentially arranged along the water outlet direction, a magnetic control sensor 504 is arranged in the spring seat 503, and the water flow drives the magnet 501 and the spring 502 to move, so that the magnetic control sensor 504 is triggered to transmit corresponding flow signals.
In order to facilitate the user to observe the working state of the uv lamp in real time, in this embodiment, a display member 700 is further disposed on the top of the housing 100, the display member 700 is connected to the uv lamp through the wiring channel 120, and the main control board 311 is electrically connected to the display member 700. The display piece can be an indicator lamp or a display screen, and the use state of the ultraviolet sterilization lamp is displayed in real time. The display piece can also be used for displaying relevant parameters output by the flow switch, such as real-time flow and accumulated flow, the residual service life of the ultraviolet germicidal lamp and the like, thereby greatly improving the grasp of a user on the use state of the ultraviolet germicidal lamp and facilitating the timely detection or maintenance.
The sterilization assembly 300 comprises a sterilization cylinder 301 and an ultraviolet sterilization lamp, wherein the ultraviolet sterilization lamp comprises a light emitting diode LED302, a light-transmitting partition 303 and a lamp holder 304, wiring holes are formed in the lamp holder 304, and the wiring holes are communicated with the wiring channel 120; the top sidewall of the lamp socket 304 is sealed to the inner wall of the wiring channel 120, ensuring complete isolation of the wiring channel 120 from water. A second water outlet channel 130 is formed between the outer side of the side wall of the lamp holder 304 and the inner wall of the shell 100, and the second water outlet channel 130 is communicated with the water outlet hole and the water outlet channel 110; the bottom of the lamp holder 304 is sealed and arranged at the top of the sterilizing cylinder 301 by a lock cap 305, and the light-transmitting partition plate 303 is arranged between the lock cap 305 and the light-emitting diode LED 302. An LED circuit board 312 is disposed in the wiring channel 120, the LED circuit board 312 is connected to the light emitting diode LED302 through the wiring hole, and the LED circuit board 312 is electrically connected to the main control board 311.
The sterilization process of the sterilization component comprises the following steps:
The water enters the sterilizing cylinder from the bottom of the sterilizing cylinder, ultraviolet rays emitted by the light emitting diode LED penetrate through the light-transmitting partition plate 303 to sterilize the water in the sterilizing cylinder, and the sterilized water flows into the second water outlet channel 130 from the water outlet hole on the side wall of the top of the sterilizing cylinder and is discharged from the water outlet channel 11.
The sterilization assembly can greatly increase the sterilization time and the sterilization path of water, and the arrangement of the lamp holder and the locking cap enables the wiring channel to be completely isolated from the second water outlet channel, so that the risk of electric leakage and short circuit of the main control board 311, the LED circuit board 312 and the light emitting diode LED is greatly reduced.
To further improve the sterilization effect, the bottom of the sterilization cylinder 302 is communicated with the water inlet channel 210 of the base 200 through a water separator 400; the water separator 400 is sequentially provided with a chassis 401, a cylindrical side wall 402 and a water separation disc 403 from bottom to top, wherein the chassis 401 seals the bottom of the cylindrical side wall 402, the cylindrical side wall 402 is provided with a water collection hole 421 and a plurality of water separation holes 422, and the water separation disc 403 is uniformly provided with a plurality of small holes; a second water inlet channel 140 is formed between the chassis 401 and the water outlet of the base, and the second water inlet channel 140 is communicated with the water collecting hole 421. After water flows out from the water outlet of the base, the water enters the water collecting hole 421 through the second water inlet channel 140, is dispersed to each small hole on the water distribution plate 403 through each water distribution hole 422, and forms dispersed fluid to flow into the sterilizing cylinder, so that ultraviolet rays are fully contacted with the dispersed fluid, and the sterilizing effect is improved.
Preferably, the ultraviolet light emitted by the light emitting diode LED401 has a wavelength of 200-280nm, and most preferably, 253.7nm, 265nm, or 275nm, so that the sterilization effect of the light emitting diode LED401 is optimal. The sterilizing cylinder can be made of plastic or teflon, and can enable ultraviolet light to radiate for a longer time, so that water in the sterilizing cylinder is sufficiently sterilized. Preferably, the wall thickness of the sterilizing cylinder is larger than 4mm, and the specific value of the wall thickness of the sterilizing cylinder is determined according to different working condition requirements.
In this embodiment, the water outlet at the top of the housing is provided with the water outlet joint 112 in a sealing manner, and the flow switch 500 is communicated with the water outlet joint 112, so as to improve the connection and sealing effect of the ultraviolet sterilization module and the external water outlet pipe.
The ultraviolet sterilization module integrates the sterilization module, the water inlet channel, the water outlet channel, the wiring channel, the water separator and the flow switch, has compact structure and small volume, can ensure higher sterilization effect, reduces the risk of electric leakage and short circuit of a circuit, can be convenient for users or maintenance personnel to know the working state and the residual service life of the sterilization module in real time, and has larger market popularization potential.
While the embodiments of the present invention have been described in detail, those skilled in the art will appreciate that many modifications are possible in the specific embodiments, and that such modifications are intended to be within the scope of the present invention.
Claims (4)
1. An ultraviolet sterilization module, its characterized in that: the sterilizing device comprises a shell, a base, a water inlet channel formed in the base, a water outlet channel and a wiring channel formed in the shell, and a sterilizing component arranged in the shell; the sterilization assembly comprises a sterilization cylinder and an ultraviolet sterilization lamp used for sterilizing the interior of the sterilization cylinder; the top of the sterilizing cylinder is provided with the ultraviolet sterilizing lamp in a sealing way, and the side wall of the top of the sterilizing cylinder is provided with a water outlet communicated with the water outlet channel; the bottom of the sterilizing cylinder is communicated with the water inlet channel; the bottom of the shell is provided with the base in a sealing way, and the top of the shell is provided with a water outlet and a wiring channel outlet; the wiring channel is arranged at one side of the water outlet channel in an isolated manner, a main control board is arranged in the wiring channel, and the main control board is connected with the communication line through an outlet of the wiring channel; a flow switch is arranged in the water outlet channel, and the main control board is electrically connected with the ultraviolet sterilization lamp and the flow switch;
The top of the shell is also provided with a display piece, the display piece is connected with an ultraviolet sterilization lamp through a wiring channel, and the main control board is electrically connected with the display piece;
The ultraviolet sterilization lamp comprises a Light Emitting Diode (LED), a light-transmitting partition board and a lamp holder, wherein wiring holes are formed in the lamp holder and are communicated with the wiring channels; the top side wall of the lamp holder is sealed with the inner wall of the wiring channel, a second water outlet channel is formed between the outer side of the side wall of the lamp holder and the inner wall of the shell, and the second water outlet channel is communicated with the water outlet hole and the water outlet channel; the bottom of the lamp holder is sealed and arranged at the top of the sterilizing cylinder through a lock cap, and the light-transmitting partition plate is arranged between the lock cap and the LED;
an LED circuit board is arranged in the wiring channel, and is communicated with the Light Emitting Diode (LED) through the wiring hole, and the LED circuit board is electrically connected with the main control board;
The bottom of the sterilizing cylinder is communicated with a water inlet channel of the base through a water separator; the water distributor is sequentially provided with a base plate, a cylindrical side wall and a water distribution disc from bottom to top, wherein the base plate seals the bottom of the cylindrical side wall, the cylindrical side wall is provided with a water collecting hole and a plurality of water distribution holes, and the water distribution disc is uniformly provided with a plurality of small holes; a second water inlet channel is formed between the chassis and the water outlet of the base, and the second water inlet channel is communicated with the water collecting hole;
The ultraviolet wavelength emitted by the light emitting diode LED is 200-285nm;
the water outlet is internally provided with a water outlet joint in a sealing way, and the flow switch is communicated with the water outlet joint.
2. The ultraviolet sterilization module of claim 1, wherein: the flow switch is a turbine flowmeter, and the main control board turns on or off the ultraviolet sterilizing lamp according to a detection signal of the turbine flowmeter.
3. The ultraviolet sterilization module of claim 1, wherein: the flow switch is a mechanical flow switch, a magnet, a spring and a spring seat are sequentially arranged in the mechanical flow switch along the water outlet direction, a magnetic control sensor is arranged in the spring seat, and the main control board is used for switching on or switching off the ultraviolet sterilization lamp according to the flow signal of the magnetic control sensor.
4. The ultraviolet sterilization module of claim 1, wherein: the sterilizing cylinder is made of plastic or teflon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811365644.5A CN109292900B (en) | 2018-11-16 | 2018-11-16 | Ultraviolet sterilization module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811365644.5A CN109292900B (en) | 2018-11-16 | 2018-11-16 | Ultraviolet sterilization module |
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| Publication Number | Publication Date |
|---|---|
| CN109292900A CN109292900A (en) | 2019-02-01 |
| CN109292900B true CN109292900B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811365644.5A Active CN109292900B (en) | 2018-11-16 | 2018-11-16 | Ultraviolet sterilization module |
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| CN (1) | CN109292900B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110372065B (en) * | 2019-07-08 | 2024-01-30 | 江苏威仕盾环保科技有限公司 | Lamp holder in ultraviolet sterilizing tap with water inlet end |
| CN112047424A (en) * | 2020-08-25 | 2020-12-08 | 玉环达丰环保设备有限公司 | Bidirectional sterilizer |
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| Publication number | Publication date |
|---|---|
| CN109292900A (en) | 2019-02-01 |
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