CN208087261U - Fluid sterilizing unit - Google Patents
Fluid sterilizing unit Download PDFInfo
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- CN208087261U CN208087261U CN201820309824.0U CN201820309824U CN208087261U CN 208087261 U CN208087261 U CN 208087261U CN 201820309824 U CN201820309824 U CN 201820309824U CN 208087261 U CN208087261 U CN 208087261U
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- flow path
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- light
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Abstract
The utility model provides a kind of fluid sterilizing unit, can improve the ultraviolet light illumination efficiency of fluid in flow path.The fluid sterilizing unit of embodiment includes：Channel member has the 1st flow path for being flowed for fluid；Light source, flow path section with the 1st flow path, the flow direction with fluid intersects configure opposite to each other, and with the light-emitting component for irradiating ultraviolet light into the 1st flow path；Connecting elements, the support portion for being connected to one end of channel member and being equipped with light source, and having configuration around light source and be communicated in the 2nd flow path of the 1st flow path and light-emitting component is supported；And cover component, protect light source not fluid affected.Light source has the mounting surface of mounting light-emitting component, and mounting surface is located in the 1st flow path.The ultraviolet (uv) transmission to advance along the boundary line of the maximum angle of emergence of light source when cover component makes from the direction along mounting surface.
Description
Technical field
The embodiment of the utility model is related to a kind of fluid sterilizing unit.
Background technology
It has been known that there is a kind of fluid sterilizing units, are irradiated to for example by the ultraviolet light for being sent out the light-emitting component of light source
In the flow path for the channel member that the fluids such as water, gas flow through, to be sterilized to fluid.
[existing technical literature]
[patent document]
[patent document 1] Japanese Patent Laid-Open 2014-233646 bulletins
Utility model content
[utility model problem to be solved]
As fluid sterilizing unit, proposition has following structures, i.e.,：The light of ultraviolet light will be irradiated in flow path to channel member
Source is located at one end of channel member, by light source with channel member, flow path section that flow direction with fluid is orthogonal opposite to each other
Configuration.In such fluid sterilizing unit, with illuminated ultraviolet light flow path channel member both ends via connecting elements and
Link respectively with the upstream-side channel and downstream-side channel of channel member.Connecting elements is internally provided with light source wherein,
Along the flow path being formed with around light source for flowing.
The inside of connecting elements possessed by the fluid sterilizing unit is equipped with the accommodating recess of receiving light-emitting component,
The opening of accommodating recess is closed by cover (cover) component with UV transmissive.Protection light source is luminous as a result,
Element is not influenced by the fluid flowed around light source.Therefore, in the light that light-emitting component of the configuration in accommodating recess is sent out
, the light of peripheral part side incidence towards cover component be received the flow path that the inner wall of recess portion is blocked without reaching channel member
It is interior, decline so as to cause to the ultraviolet light illumination efficiency of fluid.
Therefore, the purpose of this utility model is to provide a kind of fluid sterilizing unit, fluid in flow path can be improved
Ultraviolet light illumination efficiency.
[technical means to solve problem]
The fluid sterilizing unit of embodiment has：Channel member has the 1st flow path for being flowed for fluid；Light source,
Flow path section with the 1st flow path, the flow direction with the fluid intersects configures opposite to each other, and has to the described 1st
The light-emitting component of irradiation ultraviolet light in flow path；Connecting elements is connected to one end of the channel member and is equipped with the light source,
And it around the light source and is communicated in the 2nd flow path of the 1st flow path with configuration and the light-emitting component is propped up
The support portion of support；And cover component, protect the light source not fluid affected, the light source, which has, loads the light-emitting component
Mounting surface, and the mounting surface is located in the 1st flow path, when the cover component makes from the direction along the mounting surface
The ultraviolet (uv) transmission to advance along the boundary line of the maximum angle of emergence of the light source.
The fluid sterilizing unit of embodiment, in the peripheral surface of the channel member, equipped with irradiating the light-emitting component
Reflecting surface of the ultraviolet reflection into the 1st flow path in the 1st flow path, sees when from along the direction of the mounting surface
When examining, the reflecting surface along the peripheral surface of the channel member, extend to the boundary line of the maximum angle of emergence of the light source with
The light source side is more leaned in the position that the inner face of 1st flow path intersects.
The fluid sterilizing unit of embodiment, the 2nd flow path have the connection of the one end for being linked to the 1st flow path
Road, and the flow direction of the connection path tilts in obtuse angle relative to the flow direction of the 1st flow path.
The fluid sterilizing unit of embodiment, the 2nd flow path have the connection of the one end for being linked to the 1st flow path
Road, and the flow direction of the connection path is identical as the flow direction of the 1st flow path.
[effect of utility model]
According to the utility model, the ultraviolet light illumination efficiency of fluid in flow path can be improved.
Description of the drawings
Fig. 1 is the schematic diagram for the fluid sterilizing unit entirety for indicating the 1st embodiment.
Fig. 2 is the sectional view of the major part for the fluid sterilizing unit for indicating the 1st embodiment.
Fig. 3 is by the sectional view of amplification expression in light source portion possessed by the fluid sterilizing unit of the 1st embodiment.
Fig. 4 is the reflection for illustrating light-emitting component and reflectance coating possessed by the fluid sterilizing unit of the 1st embodiment
The schematic diagram of the position relationship in face.
Fig. 5 is the major part indicated in the fluid sterilizing unit of the 1st embodiment, what fluid flowed in channel member
The sectional view in direction.
Fig. 6 is the major part in the fluid sterilizing unit of the 1st embodiment, with fluid in flow path structure from the directions A
The sectional view of the orthogonal I-I sections in direction flowed in part.
Fig. 7 is the major part in the fluid sterilizing unit of the 1st embodiment, with fluid in flow path structure from the directions B
The sectional view of the orthogonal I-I sections in direction flowed in part.
Fig. 8 is the schematic diagram for indicating the variation of cover component possessed by the fluid sterilizing unit of the 1st embodiment.
Fig. 9 is the sectional view of the major part for the fluid sterilizing unit for indicating the 2nd embodiment.
Figure 10 is the sectional view of the major part for the fluid sterilizing unit for indicating the 3rd embodiment.
Figure 11 is the sectional view of the major part for the fluid sterilizing unit for indicating the 4th embodiment.
Figure 12 is the sectional view of the major part for the fluid sterilizing unit for indicating the 5th embodiment.
The explanation of symbol
1,2,3,4,5：Fluid sterilizing unit
6：Supply flume
7：Accumulator tank
8：Upstream-side channel component
9：Downstream-side channel component
11：Pump
12：Flow rate adjusting mechanism
13,13A：Channel member
13a：Flow path (the 1st flow path)
13b,19b：Reflectance coating (reflecting surface)
15：Light source portion
16：Light source
17：1st connecting elements (connecting elements)
17a：Upstream side flange
17b：Downstream side flange
17a-1,17a-2,17b-1,17b-2：Flow path (the 2nd flow path)
17b-3：Light source support (support portion)
17b-4：Mounting portion
17b-5：Supporting surface
17b-6：Peripheral wall
18,18A：2nd connecting elements
19,19A,19B：Coupling member
19a：Flange part
21：Cover component
23：LED (light-emitting component)
24：Substrate
24a：Mounting surface (mounting surface)
25：O-ring
27：Fastening member
L,L′：Boundary line
P：Position
θ：Half-value angle
θ′：The maximum angle of emergence
θO：Obtuse angle
Specific implementation mode
The fluid sterilizing unit of embodiments described below includes channel member, light source, connecting elements and cover component.Stream
Road component has the 1st flow path for being flowed for fluid.Light source is the stream intersected with the 1st flow path, with the flow direction of fluid
Road section configures opposite to each other.Light source has the light-emitting component that ultraviolet light is irradiated into the 1st flow path.Connecting elements is connected to flow path structure
One end of part, and it is equipped with light source.Connecting elements has the 2nd flow path and support portion.2nd flow path is disposed on around light source.
2nd fluid communication is in the 1st flow path.Support portion is supported light-emitting component.Cover component protects light source not fluid affected.Light source
Mounting surface with mounting light-emitting component.Mounting surface is located in the 1st flow path.When cover component makes from the direction along mounting surface
The ultraviolet (uv) transmission to advance along the boundary line of the maximum angle of emergence of light source.
In addition, the peripheral surface of the channel member in the fluid sterilizing unit of embodiments described below, is equipped with reflection
Face.Light-emitting component is exposed to the ultraviolet reflection in the 1st flow path into the 1st flow path by reflecting surface.When from the side along mounting surface
To when observation, reflecting surface extends to boundary line and the 1st flow path of the maximum angle of emergence compared with light source along the peripheral surface of channel member
Light source side is more leaned in the position that inner face intersects.
In addition, the 2nd flow path in the fluid sterilizing unit of embodiments described below has connection path.Connection path links
In one end of the 1st flow path.The flow direction of connection path tilts in obtuse angle relative to the flow direction of the 1st flow path.
In addition, the 2nd flow path in the fluid sterilizing unit of embodiments described below has connection path.Connection path links
In one end of the 1st flow path.The flow direction of connection path is identical as the flow direction of the 1st flow path.
Hereinafter, being explained with reference to the fluid sterilizing unit of embodiment.Furthermore the following embodiments and the accompanying drawings is to indicate one
Example, does not limit utility model.
(the 1st embodiment)
Fig. 1 is the schematic diagram for the fluid sterilizing unit entirety for indicating the 1st embodiment.Fig. 2 indicates the 1st embodiment
The sectional view of the major part of fluid sterilizing unit.Fig. 3 is by light source portion possessed by the fluid sterilizing unit of the 1st embodiment
Amplify the sectional view indicated.Fig. 4 is for illustrating light-emitting component possessed by the fluid sterilizing unit of the 1st embodiment and reflection
The schematic diagram of the position relationship of the reflecting surface of film.Fig. 5 is the major part indicated in the fluid sterilizing unit of the 1st embodiment,
The sectional view in the direction that fluid flows in channel member.
(structure of fluid sterilizing unit)
As shown in Figure 1, in the fluid sterilizing unit 1 of the 1st embodiment, for the fluid for irradiation ultraviolet light (ultraviolet light)
The channel member 13 of flowing is linked to the supply flume (tank) 6 of supply fluid, and is linked to the fluid to being irradiated through ultraviolet light
The accumulator tank 7 recycled.As shown in Figures 1 and 2, in fluid sterilizing unit 1, the upstream side of channel member 13 is via upstream side
Channel member 8 and be linked to supply flume 6.In upstream-side channel component 8, sterilized equipped with fluid is sent to fluid from supply flume 6
The pump (punp) 11 of device 1.In addition, in fluid sterilizing unit 1, in the same manner as the upstream side of channel member 13, channel member 13
Downstream side be linked to accumulator tank 7 via downstream-side channel component 9.In downstream-side channel component 9, it is equipped with flow and adjusts machine
Structure 12, the flow rate adjusting mechanism 12 are adjusted the flow that the fluid of accumulator tank 7 is sent to from fluid sterilizing unit 1.
Fluid sterilizing unit 1 is for example used in potable water supply device, is carried out at sterilization to the water in supply flume 6
Reason.In present embodiment, as fluid, such as suitable for water such as tap water, it is also suitable for gas.
As shown in Fig. 2, fluid sterilizing unit 1 includes：There is channel member 13 conduct the 1st for being flowed for fluid to flow
The flow path 13a on road；And light source portion 15, there is the conduct light-emitting component that ultraviolet light is irradiated into the flow path 13a of channel member 13
Light emitting diode (Light Emitting Diode, LED) 23.In addition, fluid sterilizing unit 1 includes：1st connecting elements
17, it is connected to one end of channel member 13；2nd connecting elements 18 is connected to the other end of channel member 13；And coupling member
19, link the 1st connecting elements 17 and the 2nd connecting elements 18.
Channel member 13 is preferably high as ultraviolet reflection rate and the material being inhibited institute shape is deteriorated caused by ultraviolet light
At.In present embodiment, as channel member 13, person as described below is used, that is, it uses transparent quartz ampoule, and in quartz
The entire peripheral surface of pipe is formed with the high reflectance coating 13b as reflecting surface of ultraviolet reflection rate.Reflectance coating 13b is by light source portion
15 LED 23 exposes to an example of reflecting surface of the ultraviolet reflection in flow path 13a into flow path 13a, such as uses titanium dioxide
Silicon (silica) film.
Furthermore the reflectance coating 13b for being formed in channel member 13 is not limited to silicon dioxide film or aluminium-vapour deposition film.Separately
Outside, channel member 13 is not limited to the polytetrafluoroethylene (PTFE) of transparent quartz ampoule or high reflectance
(Polytetrafluoroethylene：PTFE) the fluororesin such as (polymer of tetrafluoroethene).In addition, reflectance coating 13b may not be used yet
It is formed in the peripheral surface of channel member 13, and is formed at the inner peripheral surface of channel member 13.
As shown in figure 3, light source portion 15 is the inside for being located at the 1st connecting elements 17.Light source portion 15 has light source 16 and protection
The cover component 21 not fluid affected of light source 16.Light source 16 is the one end in channel member 13, with flow path 13a's and fluid
The orthogonal flow path section (the hereinafter referred to as flow path section of flow path 13a) in flow direction configure opposite to each other.In addition, light source portion 15
Light source 16 is configured in aftermentioned light source support 17b-3 possessed by the 1st connecting elements 17.
Light source 16 is a kind of optical module (module), and with as the light-emitting component for sending out ultraviolet light LED 23 and
The substrate 24 of LED 23 is installed.Substrate 24 is to be formed using metal material as base material, and have as mounting LED's 23
The mounting surface 24a of mounting surface.On the mounting surface 24a of substrate 24, although not shown, but required lead is formed with via insulating layer
Electrical pattern (pattern) (Wiring pattern) is equipped with LED 23 on conductive pattern.Furthermore the base material of substrate 24 is not limited to gold
Belong to material, such as the ceramics (ceramics) such as aluminium oxide (alumina) can also be used.In addition, the member that shines possessed by light source 16
Part is not limited to LED 23, it is possible to use other semiconductor elements such as laser diode (Laser Diode, LD).
16 not shown power supply of light source supplies electric power, and LED 23 is made to shine.Light source 16 is to configure in the following manner, that is,
The light-emitting surface of LED 23 and the flow path section of flow path 13a are opposite, for example, the interarea of the substrate 24 of light source 16 is relative to flow path 13a
Flow direction and it is substantially vertical.Herein, so-called " light-emitting surface of LED 23 " not simply only indicates the luminous zone of LED 23
Domain, but assignment is equipped with the entire interarea of the substrate 24 of LED 23.In addition, " light-emitting surface of LED 23 and the flow path of flow path 13a cut open
Face is opposite " direction, be not limited to direction opposite in parallel with each other.For example, the light-emitting surface of LED 23 is with flow path 13a's
Flow path section angulation (acute angle) allows to be up to ± 10 ° or so.
In addition, as LED 23, there is peak value (peak) wave preferably near the relatively high wavelength 275nm of bactericidal effect
Elder does not limit the wavelength of ultraviolet light but as long as being the wave band for playing bactericidal effect.
The cover component 21 in light source portion 15 is, for example, ultraviolet (uv) transmission component made of glass material, and is configured to cover
LED 23 and substrate 24.The peripheral part of cover component 21 is extended in a manner of covering the side of substrate 24.Cover component 21 is fixed on
Aftermentioned light source support 17b-3 possessed by 1st coupling member 17 is airtightly closed to the inside in light source portion 15.Cover structure
Part 21 makes the ultraviolet (uv) transmission that LED 23 is sent out, to be had to the fluid flowed in flow path 13a and in the 1st connecting elements 17
The fluid irradiation ultraviolet light flowed in aftermentioned flow path 17a-1, the flow path 17a-2 having.Furthermore the cover component 21 in embodiment
Opposite face is created as plane with the flow path section of flow path 13a, but may be alternatively formed to curved surface to mitigate the week in cover component 21
Enclose the flow resistance of the fluid of flowing.
As shown in Figures 3 and 4, in light source portion 15, mounting surface 24a of the substrate 24 of the mounting surface as mounting LED 23
In in the flow path 13a of channel member 13.This will be aftermentioned, by light source support 17b-3 possessed by the 1st connecting elements 17 from
Prominent in 1 connecting elements, 17 lateral flow path 13a, 23 entirety of LED being placed on the mounting surface 24a of substrate 24 is configured in stream
In the 13a of road.Therefore, in the ultraviolet light that LED 23 is sent out, more particularly along small with the mounting surface 24a angulations of substrate 24
The ultraviolet light that advances of direction can also be incident in flow path 13a, the utilization ratio of the ultraviolet light that LED 23 is sent out improves.
In addition, as shown in figure 4, about mounting LED 23 substrate 24 mounting surface 24a, when from along mounting surface 24a's
When direction (direction orthogonal with the flow direction of flow path 13a) is observed, the reflectance coating 13b as reflecting surface is along channel member 13
Peripheral surface, extend to the maximum angle of emergence compared with light source portion 15, in present embodiment for LED 23 half-value angle θ boundary line L with
The position P that the inner face of flow path 13a intersects more leans on 16 side of light source.Can make as a result, it is in the ultraviolet light that LED 23 sends out, along half-value angle
The ultraviolet light that the boundary line L of θ advances is incident to reflectance coating 13b, and is reflexed in flow path 13a by reflectance coating 13b, and LED 23 is sent out
Ultraviolet light utilization ratio improve.Furthermore as LED 23, for example, using half-value angle θ be 120 ° or so persons.
In addition, along light when the cover component 21 in present embodiment makes from the direction along the mounting surface 24a of substrate 24
The ultraviolet (uv) transmission that the boundary line L of the half-value angle θ in source 16 advances.In other words, because the maximum angle of emergence of light source 16 is less than LED
23 half-value angle θ, therefore it may also be said that along light source 16 when cover component 21 makes from the direction along the mounting surface 24a of substrate 24
The maximum angle of emergence boundary line advance ultraviolet (uv) transmission.
Furthermore preferably reflectance coating 13b spreads all over the whole region of the peripheral surface of channel member 13 and is formed, but reflecting
When the film forming of film 13b, it is difficult at the region for the holding part for being equivalent to keep channel member 13, the i.e. end of channel member 13
Portion forms reflectance coating 13b.Therefore, as described above, more leaning on light source portion 15 compared with position P by making one end of reflectance coating 13b extend to
Side can inhibit ultraviolet light that LED 23 is sent out and leak out and cause damages to the outside of flow path 13a, to LED 23 send out it is ultraviolet
The utilization ratio of line improves.
As long as the mounting surface 24a of mounting LED 23 is configured in flow path 13a, not to the stream relative to flow path 13a
The direction (posture) of the mounting surface 24a in dynamic direction is defined, but the half-value angle θ based on LED 23, is just improved LED 23 and is sent out
Ultraviolet light utilization ratio viewpoint for, the flow path section of preferably mounting surface 24a and flow path 13a parallelly configures.
In addition, aftermentioned flow path 17a-1, flow path 17a-2 possessed by the 1st connecting elements 17 are located near light source 16, because
This, optionally also can be arranged reflectance coating in the inner face of flow path 17a-1, flow path 17a-2.Using such reflectance coating, can make from flow path
The sides 13a are incident to the ultraviolet reflection in flow path 17a-1, flow path 17a-2 into flow path 13a, are sent out to which LED 23 can be improved
Ultraviolet light utilization ratio.
The ultraviolet (uv) transmission being emitted from the LED 23 of light source 16 crosses cover component 21, shines the fluid flowed in flow path 13a
The direct light from LED 23 is penetrated, and as arrow as shown in Figures 2 and 3, is reflected by reflectance coating 13b in flow path 13a, by
This, irradiates the reflected light from reflectance coating 13b indirectly to the fluid flowed in flow path 13a.
It is internally provided with light source 16 in the 1st connecting elements 17, and is formed with flow path 13a's along around light source 16
One end connection as the flow path 17a-1 of the 2nd flow path, flow path 17a-2, flow path 17b-1, flow path 17b-2.In addition, aftermentioned company
The one end of structural member 19 is fixed in the upstream side flange 17a of the 1st connecting elements 17.
1st connecting elements 17 is by a pair of of upstream side flange 17a and downstream side flange 17b through not shown fastening member
It is constituted integrally to fasten.Upstream side flange 17a is arranged in 13 side of channel member, and downstream side flange 17b is to clip light source
Portion 15 and be configured at opposite side with channel member 13.
There is the upstream side flange 17a of 1st connecting elements 17 flow path 17a-1 and flow path 17a-2 to be used as the 2nd flow path.On
Trip side flange 17a supports the one end of channel member 13 via o-ring (O ring) 25.Upstream side flange 17a and downstream side
Flange 17b such as is formed by stainless steel as cylindrical shape by the material with thermal conductivity more than regulation.In addition, upstream side is convex
Edge 17a and downstream side flange 17b are not limited to stainless steel, can also be formed by the composite materials of the high aluminium of thermal conductivity, may be used also
High-termal conductivity resinous wood etc. by being mixed with ceramics or filler (filler) is formed.
Flow path 17a-1 is located at the immediate vicinity of upstream side flange 17a, and connects with one end of the flow path 13a of channel member 13
It is logical.As shown in fig. 7, flow path 17a-2 is connected to flow path 17a-1, and extend from the center of upstream side flange 17a towards peripheral side.
Therefore, the flow path 17a-1 and flow path 17a-2 of upstream side flange 17a is connected to the flow path 13a of channel member 13, and is located at light source
Near 16.As described above, can be arranged in the inner face of flow path 17a-1, flow path 17a-2 makes to be incident to flow path from the sides flow path 13a
Reflectance coating of the ultraviolet reflection into flow path 13a in 17a-1, flow path 17a-2, can be improved the profit for the ultraviolet light that LED 23 is sent out
Use efficiency.
As shown in Figures 2 and 3, side flange 17b in downstream has the flow path 17b-1, flow path 17b-2 and work as the 2nd flow path
For the light source support 17b-3 of the support portion of support light source 16.Light source support 17b-3 is formed at by flow path 17b-1 and stream
In the 17b-2 area defined of road.Therefore, flow path 17b-1 and flow path 17b-2 is disposed on the inside institute of the 1st connecting elements 17
If light source portion 15 around.
In addition, as shown in Figures 3 and 4, light source support 17b-3 has the mounting portion of the substrate 24 for installing light source 16
17b-4.Mounting portion 17b-4 is that the flow direction of the flow path 13a along channel member 13 is protrudedly formed towards the sides flow path 13a.Pacifying
In dress portion 17b-4, the flow path section for the flat supporting surface 17b-5 and flow path 13a being supported to substrate 24 is formed opposite to each other,
And in flow path 13a.It is not formed in mounting portion 17b-4 from flat supporting surface 17b-5 towards the sides flow path 13a part outstanding.
Therefore, in light source support 17b-3, when light source 16 is installed in the supporting surface 17b-5 of mounting portion 17b-4, with substrate
Make the ultraviolet (uv) transmission that LED 23 is sent out in the 24 identical planes of mounting surface 24a.That is, the mounting portion of light source support 17b-3
The part for blocking the ultraviolet light that LED 23 is sent out is not formed in 17b-4.The ultraviolet (uv) transmission that LED 23 is sent out crosses cover component 21 simultaneously
It is incident in flow path 13a.
In present embodiment, the mounting surface 24a of substrate 24 is located in flow path 13a, but by with the support of mounting portion 17b-4
The mode that face 17b-5 is located in flow path 13a is constituted, such as can be uneven independently whole by LED 23 with the thickness of substrate 24 etc.
It is configured in flow path 13a.
Downstream side flange 17b and upstream side flange 17a links, to which flow path 17b-1 to be connect with flow path 17b-2.
In addition, downstream side flange 17b is linked with downstream-side channel component 9.In this way, the 1st connecting elements 17 for example makes from channel member
The fluid that 13 flow path 13a is flowed into, sequentially via the flow path 17a- of the side along mounting portion 17b-4 around light source portion 15
1, towards the flow path 17a-2 of the peripheral side of light source support 17b-3, pass through the near the perimeter of flow path of light source support 17b-3
17b-1, the stream extended from the peripheral side of light source support 17b-3 towards immediate vicinity in the opposite side of the light-emitting surface of light source 16
Road 17b-2, and flow out downstream channel member 9.
2nd connecting elements 18 is created as cylindrical shape, and upstream-side channel component 8 and channel member 13 are linked.2nd
Connecting elements 18 supports the other end of channel member 13 via o-ring 25.It is fixed in the peripheral part of the 2nd connecting elements 18
There is the other end of aftermentioned coupling member 19.
As depicted in figs. 3 and 5, the fluid out of the flow path of upstream-side channel component 8 flows into channel member 13 flow path 13a
It such as the arrow in Fig. 3 and Fig. 5, is flowed in flow path 13a, and via the flow path 17a-1 of the 1st connecting elements 17, flow path 17a-
2, flow path 17b-1, flow path 17b-2 and flow out the flow path of downstream channel member 9.The fluid flowed into the 1st connecting elements 17
By flow path 17a-1, flow path 17a-2, flow path 17b-1, flow path 17b-2 path when, deprive on one side be contained in light source support
The heat that light source 16 in portion 17b-3 is sent out, flows out downstream channel member 9 on one side.
That is, by the ultraviolet light that illuminated light source 16 is sent out in flow path 13a, the fluid through sterilization passes through flow path structure
The flow path 13a of part 13 is flowed towards the light-emitting surface side of light source 16, and the flow path 17a-1 towards the light-emitting surface along light source 16 is flowed into,
By multiple paths of flow path 17a-1, flow path 17a-2, flow path 17b-1, flow path 17b-2 in 1st connecting elements 17, and flow out to
The opposite side of light-emitting surface.Flow path 17a-1's, flow path 17a-2, flow path 17b-1, flow path 17b-2 in 1st connecting elements 17 is more
A path is extended along around light source 16, and fluid is passed through from the luminous surface side of light source 16 to opposite side.Light source as a result,
16 need not use other cooling-parts, and use by flow path 17a-1, flow path 17a-2, flow path 17b-1, flow path 17b-2 it is more
The fluid in a path comes indirectly but is effectively cooled down.In addition, other cooling-parts need not be used, and use passes through flow path
The fluid in multiple paths of 17a-1, flow path 17a-2, flow path 17b-1, flow path 17b-2 carrys out the cooling into line light source 16, as a result, not
Need other cooling components such as radiating fin (fin).Fluid sterilizing unit 1 can as a result, minimized.
Furthermore, it is preferred that between the light source 16 in being contained in light source support 17b-3 and light source support 17b-3,
Such as there is the heat conduction member of the thermal conductivity of regulation or more equipped with aluminium, stainless steel etc..The heat that light source 16 is sent out is via heat conduction structure
Part and be transferred to the fluid flowed in the 1st connecting elements 17, can more effectively cool down light source 16 by fluid.
In addition, the flow direction of the fluid in the channel member 13 of fluid sterilizing unit 1 is not limited to Fig. 1 and Fig. 5 institutes
The direction shown also can be reversed with direction shown in fig. 5.That is, although not shown, but be alternatively, the 1st connecting elements 17 is connected to
Trip the 8, the 2nd connecting elements 18 of side channel member is linked to downstream-side channel component 9.In the case of this structure, from upstream effluent
The fluids in series that road component 8 is flowed into the 1st connecting elements 17 is via flow path 17b-2, flow path 17b-1, flow path 17a-2, flow path
17a-1 and flowed in flow path 13a, to the flow path of outflow downstream channel member 9.Aftermentioned 2nd embodiment extremely
In 5th embodiment, it is also the same so as unlimited constant current body flow direction.
In addition, in Fig. 3 and Fig. 5, channel member 13 is the flow direction of the fluid in flow path 13a relative to light source portion 15
The light-emitting surface of light source 16 and generally perpendicularly configure, but be not limited to the flow direction vertical or flow path 13a relative to
The light-emitting surface of light source 16 into predetermined angular structure or for can angle-adjustable structure.
Coupling member 19 is, for example, to be formed as by stainless steel and other metal materials by the circle of the receiving of channel member 13 to inside
Tubular, the cover component also protected as the periphery of covering channel member 13 function.At the both ends of coupling member 19,
It is formed with flange part 19a.The flange part 19a of the one end side of coupling member 19 is such as via fastening member bolt (bolt)
27, and the side for 13 side of channel member being fixed in the upstream side flange 17a of the 1st connecting elements 17, i.e. with channel member 13
In fluid the orthogonal face in flow direction.Equally, the flange part 19a of the other end side of coupling member 19 is via fastening member
27, and side, the flowing side i.e. with the fluid in channel member 13 for 13 side of channel member being fixed in the 2nd connecting elements 18
To orthogonal face.In this way, the 1st connecting elements 17 is connected to each other via coupling member 19 with the 2nd connecting elements 18, as a result, by
The holding state for being clipped in 13 both ends of channel member between the 1st connecting elements 17 and the 2nd connecting elements 18 is strengthened.
(the I-I sections (directions A) of the major part of fluid sterilizing unit)
Fig. 6 is the major part in the fluid sterilizing unit 1 of the 1st embodiment, with fluid in flow path structure from the directions A
The sectional view of the orthogonal I-I sections in direction flowed in part 13.
In Fig. 2 and Fig. 5, when the I-I sections from the directions A in figure, as shown in fig. 6, being configured with downstream side flange
17b and light source 16.When from I-I sections in the directions A observation chart 2 and Fig. 5, as shown in fig. 6, downstream side flange 17b is circle
Shape nearby has concave light source support 17b-3 in its center.Moreover, in light source support 17b-3, to come from LED
23 ultraviolet irradiation direction contains light source 16 towards the mode of the sides flow path 13a.
In addition, around light source support 17b-3, at spaced intervals along the concentric circles centered on LED 23
Equipped with multiple flow path 17b-1.Multiple flow path 17b-1 are formed by through hole, and the through hole is in downstream side flange 17b
In, round the periphery of light source 16, opposite side is through to from the luminous surface side of light source 16.
Furthermore the number for the LED 23 being installed on substrate 24 and the number of flow path 17b-1 are not limited to shown in fig. 6
Number can change as needed.
(the I-I sections (directions B) of the major part of fluid sterilizing unit)
Fig. 7 is the major part in the fluid sterilizing unit 1 of the 1st embodiment, with fluid in flow path structure from the directions B
The sectional view of the orthogonal I-I sections in direction flowed in part 13.
In Fig. 2 and Fig. 5, when the I-I sections from the directions B in figure, as shown in fig. 7, being configured with upstream side flange
17a and light source 16.When from the directions the B observation chart 2 in figure and I-I sections in Fig. 5, as shown in fig. 7, upstream side flange 17a
For round, nearby there is the flow path 17a-1 for the section round being connected to flow path 13a in its center, and have from flow path
Multiple flow path 17a-2 that the peripheral side of 17a-1 towards upstream side flange 17a extend radially.In addition, in the 1st connecting elements
17 inside, cover component 21 are adjacently configured with flow path 17a-1 and flow path 17a-2.
1st connecting elements 17 is by being linked a pair of of upstream side flange 17a and downstream side flange 17b, thus by Fig. 7
Shown in the fore-end extended radially of each flow path 17a-2, shown in fig. 6 each flow path 17b-1 corresponding with position points
It does not connect.
As described above, the fluid sterilizing unit 1 of the 1st embodiment includes being cutd open with the flow path of the flow path 13a of channel member 13
The light source 16 that face configures opposite to each other, the mounting surface 24a for loading the substrate 24 of the LED 23 of light source 16 are located in flow path 13a.Light source
Support portion 17b-3 makes the ultraviolet (uv) transmission that LED 23 is sent out in plane identical with the mounting surface 24a of substrate 24.Cover component 21
The ultraviolet (uv) transmission to advance along the boundary line L of the half-value angle θ of LED 23 when making from the direction along mounting surface 24a.As a result,
It is configured in flow path 13a because LED 23 is whole, the utilization ratio for the ultraviolet light that LED 23 is sent out improves, and flow path can be improved
The ultraviolet irradiation efficiency of fluid in 13a.
In addition, fluid sterilizing unit 1 by by 23 configured in one piece of LED in flow path 13a, without using from LED 23
The ultraviolet light of outgoing reflects and is incident to the optical systems such as the optical lens in flow path 13a, can be improved using simple composition
The utilization ratio of ultraviolet light.
In addition, when from the direction of the mounting surface 24a along substrate 24, being set to fluid sterilizing unit 1 is had
Channel member 13 peripheral surface reflectance coating 13b along the peripheral surface of channel member 13, extend to the half-value angle θ's compared with LED 23
The position P that the inner face of boundary line L and flow path 13a intersects more leans on 23 sides LED.It can make in the ultraviolet light that LED 23 is sent out as a result,
, along half-value angle θ boundary line L advance ultraviolet light reflexed in flow path 13a by reflectance coating 13b, LED 23 can be improved and send out
Ultraviolet light utilization ratio.
(variation)
Herein, the variation of the cover component 21 in the 1st embodiment is illustrated.For convenience, in variation
Also symbol identical with the cover component 21 is marked to illustrate.Fig. 8 is the fluid sterilizing unit institute for indicating the 1st embodiment
The schematic diagram of the variation for the cover component 21 having.Cover component 21 in the cover component 21 and the 1st embodiment of variation is not
It is with place, is formed as tabular.As shown in figure 8, cover component 21 only has and opposite flat of the mounting surface 24a of substrate 24
Part, peripheral part do not extend to the side of substrate 24.It is formed with encirclement light around the supporting surface 17b-5 of mounting portion 17b-4
The peripheral wall 17b-6 in source 16.The peripheral part of flat cover component 21 is airtightly fixed on the peripheral wall 17b-6 of mounting portion 17b-4.
In addition, the cover component 21 of variation is formed as following size：When from the direction of the mounting surface 24a along substrate 24, make
Along light source 16 maximum output angle θ ' boundary line L ' advances ultraviolet (uv) transmission.
In the configuration shown in fig. 8, the maximum output angle θ of light source 16 ' be less than LED 23 half-value angle θ.Reflectance coating 13b prolongs
Extend to the maximum output angle θ compared with light source 16 ' boundary line L ' and the position P that intersects of inner face of flow path 13a more lean on 16 side of light source.By
This, can make it is in the ultraviolet light that light source 16 sends out, along maximum output angle θ ' the ultraviolet lights of boundary line L ' advances be incident to reflection
Film 13b, and reflexed in flow path 13a by reflectance coating 13b, the utilization ratio for the ultraviolet light that light source 16 is sent out can be improved.Herein, institute
Meaning " the maximum output angle θ ' of light source 16 " refers to the maximum angle of emergence being installed in the state of the cover component 21 of protection light source 16.
Hereinafter, being explained with reference to the fluid sterilizing unit of other embodiment.In other embodiments, for
The identical member of formation of 1st embodiment marks symbol identical with the 1st embodiment and omits the description.In addition, the 2nd implements
The interior shape (flow path) of 1st connecting elements 17 of mode and the 3rd embodiment is different from the 1st embodiment, but rises for convenience
See, marks symbol identical with the 1st embodiment to illustrate.
(the 2nd embodiment and the 3rd embodiment)
Fig. 9 is the sectional view of the major part for the fluid sterilizing unit for indicating the 2nd embodiment.Figure 10 is to indicate that the 3rd is real
Apply the sectional view of the major part of the fluid sterilizing unit of mode.2nd embodiment and the 3rd embodiment, connect with flow path 13a
The direction of the flow path of 1st connecting elements 17 of knot is different from the 1st embodiment.
As shown in figure 9, the 1st connecting elements 17 in the fluid sterilizing unit 2 of the 2nd embodiment, which has to be used as, is linked to stream
The flow direction of the flow path 17b-1 of the connection path of one end of the flow path 13a of road component 13, flow path 17b-1 are relative to flow path 13a's
Flow direction and θ in obtuse angleOGround tilts.In other words, flow path 17b-1 with the separate sides flow path 13a to make fluid from flow path
The mode that the inside radially of 13a is flowed towards outside, tilts relative to the flow direction of flow path 13a.In addition, flow path
17b-1 is linked with flow path 17b-2.
In addition, as shown in Figure 10, the 1st connecting elements 17 in the fluid sterilizing unit 3 of the 3rd embodiment has as company
It ties in the flow path 17b-1 of the connection path of one end of the flow path 13a of channel member 13, flow direction and the flow path 13a of flow path 17b-1
Flow direction it is identical.In other words, the flow direction of flow path 17b-1 is consistent with the flow direction of flow path 13a, to inhibit
The flow direction of fluid changes between flow path 13a and flow path 17b-1.In addition, flow path 17b-1 is connected with flow path 17b-2
Knot.
2nd embodiment and the 3rd embodiment compared with the 1st embodiment, from flow path 13a flow into flow path 17b-1,
Or flow into the flow resistance of the fluid of flow path 13a from flow path 17b-1 and be inhibited, therefore, fluid can be made in channel member 13
Flow path 13a and the flow path 17b-1 of the 1st connecting elements 17 between swimmingly flow.
Furthermore in the 2nd embodiment and the 3rd embodiment, also can reflectance coating or reflection be set in the inner face of flow path 17b-1
Plate.Using such reflectance coating etc., the ultraviolet reflection being incident in flow path 17b-1 from the sides flow path 13a can be made into flow path 13a,
The utilization ratio for the ultraviolet light that LED 23 is sent out can be improved.
(the 4th embodiment)
Figure 11 is the sectional view of the major part for the fluid sterilizing unit for indicating the 4th embodiment.4th embodiment and the
1 embodiment the difference is that, coupling member inner face reflect ultraviolet light.As shown in figure 11, the stream of the 4th embodiment
The coupling member 19A that body sterilizing unit 4 has is created as accommodating the channel member 13A with UV transmissive to interior
The cylindrical shape in portion is formed with the ultraviolet reflection that will transmit through channel member 13A to channel member 13A's in entire inner peripheral surface
Flow path 13a, reflectance coating 19b as reflecting surface.
As reflectance coating 19b, such as use silicon dioxide film or aluminium-vapour deposition film.Coupling member 19A and the coupling member
19 the difference is that have reflectance coating 19b.In addition, channel member 13A and the channel member 13 the difference is that,
It is formed by the material with UV transmissive, and is not had reflectance coating 13b.Therefore, in the 4th embodiment, 16 institute of light source
The ultraviolet light sent out is incident in the flow path 13a of channel member 13A, and transmitted through after channel member 13A, is concatenated component
The reflectance coating 19b reflections of 19A.It is exposed to transmitted through channel member 13A by the reflected light of the reflectance coating 19b ultraviolet lights reflected
The fluid flowed in the flow path 13a of channel member 13A.
In the 4th embodiment, sent out by with light source portion 15, can also improve LED 23 in a same manner as in the first embodiment
The utilization ratio of the ultraviolet light gone out, therefore the ultraviolet light illumination efficiency of fluid in flow path 13a can be improved.In addition, transmitted through
The reflectance coating 19b that the ultraviolet light of channel member 13A is concatenated component 19A is reflected towards in flow path 13a, therefore can be further increased
The ultraviolet light illumination efficiency of fluid in flow path 13a.
(the 5th embodiment)
Figure 12 is the sectional view of the major part for the fluid sterilizing unit for indicating the 5th embodiment.5th embodiment and the
1 embodiment the difference is that, in the both sides of the long side direction of channel member 13, be each configured with light source 16.Such as Figure 12
Shown, the fluid sterilizing unit 5 of the 5th embodiment includes the 2nd connecting elements 18A and coupling member 19B.In the 2nd connecting elements
The inside of 18A, another light source 16 being equipped with other than the light source 16 inside the 1st connecting elements 17.In addition, connecting structure the 2nd
The inside of part 18A is formed with the upstream with flow path 13a in the same manner as the 1st connecting elements 17 along around light source 16
One end connection of side, the flow path 17a-1 as the 3rd flow path, flow path 17a-2, flow path 17b-1, flow path 17b-2.In connection structure
The both ends of part 19B are respectively formed with the flange part 19a for being fixed in the 1st connecting elements 17 and the 2nd connecting elements 18A.
According to the 5th embodiment, the 2nd connecting elements 18A has light source portion 15, as a result, with only in the 1st connecting elements 17
The 1st embodiment to the 4th embodiment with light source portion 15 is compared, and killing for the fluid in flow path 13a can be further increased
Bacterium effect.In addition, in the 5th embodiment, light source portion is respectively provided with by the 1st connecting elements 17 and the 2nd connecting elements 18A
15, to can also improve the utilization ratio for the ultraviolet light that LED 23 is sent out in a same manner as in the first embodiment, therefore can improve
The ultraviolet light illumination efficiency of fluid in flow path 13a.
The embodiment of the utility model is illustrated, but embodiment is only to illustrate, it is not intended to limit this reality
With novel range.Embodiment can be implemented in such a way that others are various, in the range of not departing from the purport of utility model,
It can carry out various omissions, displacement, change.Embodiment and its deformation are included in the scope of the utility model or the range of purport
It is interior.
Claims (4)
1. a kind of fluid sterilizing unit, which is characterized in that have：
Channel member has the 1st flow path for being flowed for fluid；
Light source, flow path section with the 1st flow path, the flow direction with the fluid intersects configures opposite to each other, and has
The light-emitting component of ultraviolet light is irradiated into the 1st flow path；
Connecting elements is connected to one end of the channel member and is equipped with the light source, and with configuration in the light source
Surrounding and the support portion for being communicated in the 2nd flow path of the 1st flow path and the light source being supported；And
Cover component protects the light source not influenced by the fluid,
The light source has the mounting surface for loading the light-emitting component, and the mounting surface is located in the 1st flow path,
When the cover component makes from the direction along the mounting surface before the boundary line of the maximum angle of emergence of the light source
Into ultraviolet (uv) transmission.
2. fluid sterilizing unit according to claim 1, which is characterized in that
In the peripheral surface of the channel member, equipped with the ultraviolet reflection exposed to the light-emitting component in the 1st flow path
Reflecting surface into the 1st flow path,
When from the direction along the mounting surface, the reflecting surface along the peripheral surface of the channel member, extend to compared with
The light source side is more leaned in the position that the inner face of the boundary line of the maximum angle of emergence of the light source and the 1st flow path intersects.
3. fluid sterilizing unit according to claim 1 or 2, which is characterized in that
2nd flow path has the connection path of the one end for being linked to the 1st flow path, and the flow direction of the connection path is opposite
It is tilted in obtuse angle in the flow direction of the 1st flow path.
4. fluid sterilizing unit according to claim 1 or 2, which is characterized in that
2nd flow path has the connection path of the one end for being linked to the 1st flow path, and the flow direction of the connection path and institute
The flow direction for stating the 1st flow path is identical.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017127964A JP6863135B2 (en) | 2017-06-29 | 2017-06-29 | Fluid sterilizer |
| JP2017-127964 | 2017-06-29 |
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| Publication Number | Publication Date |
|---|---|
| CN208087261U true CN208087261U (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820309824.0U Active CN208087261U (en) | 2017-06-29 | 2018-03-06 | Fluid sterilizing unit |
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| Country | Link |
|---|---|
| JP (1) | JP6863135B2 (en) |
| CN (1) | CN208087261U (en) |
| TW (1) | TWI753132B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020056965A1 (en) * | 2018-09-19 | 2020-03-26 | 深圳市蓝巨科技有限公司 | Fluid-passing type sterilization device |
| CN111732157A (en) * | 2019-03-25 | 2020-10-02 | 东芝照明技术株式会社 | Fluid sterilizing device |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021041382A (en) * | 2019-09-13 | 2021-03-18 | 豊田合成株式会社 | Fluid sterilizer |
| KR102301881B1 (en) * | 2019-10-08 | 2021-09-15 | 퀀텀매트릭스 주식회사 | Sterilizer |
| KR102460798B1 (en) | 2020-06-30 | 2022-10-31 | 엘지전자 주식회사 | Mask apparatus |
| KR102418745B1 (en) | 2020-06-30 | 2022-07-11 | 엘지전자 주식회사 | Mask apparatus |
| KR102294479B1 (en) * | 2020-08-28 | 2021-08-27 | 엘지전자 주식회사 | Sterilizing case |
| KR102498424B1 (en) * | 2021-02-04 | 2023-02-13 | 사단법인 한국물산업협의회 | Sterilizing apparatus using ultraviolet radiation and method therefor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5366705A (en) * | 1993-06-08 | 1994-11-22 | James J. Reidy | Gravity feed ultraviolet liquid sterilization system |
| JP2016006832A (en) * | 2014-06-20 | 2016-01-14 | 旭硝子株式会社 | Optical element, light-emitting element package, and method for manufacturing light-emitting element package |
| WO2016150718A1 (en) * | 2015-03-20 | 2016-09-29 | Philips Lighting Holding B.V. | Uv-c water purification device |
| JP6530681B2 (en) * | 2015-09-07 | 2019-06-12 | 日機装株式会社 | Sterilizer |
| JP2017074114A (en) * | 2015-10-13 | 2017-04-20 | 日機装株式会社 | Fluid sterilizer and fluid sterilization method |
| JP6629569B2 (en) * | 2015-11-04 | 2020-01-15 | 日機装株式会社 | Fluid sterilizer |
-
2017
- 2017-06-29 JP JP2017127964A patent/JP6863135B2/en active Active
-
2018
- 2018-03-06 CN CN201820309824.0U patent/CN208087261U/en active Active
- 2018-03-14 TW TW107108524A patent/TWI753132B/en active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020056965A1 (en) * | 2018-09-19 | 2020-03-26 | 深圳市蓝巨科技有限公司 | Fluid-passing type sterilization device |
| CN111732157A (en) * | 2019-03-25 | 2020-10-02 | 东芝照明技术株式会社 | Fluid sterilizing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6863135B2 (en) | 2021-04-21 |
| JP2019010609A (en) | 2019-01-24 |
| TW201904614A (en) | 2019-02-01 |
| TWI753132B (en) | 2022-01-21 |
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