CN212315624U - Ultraviolet sterilization device with bidirectional irradiation - Google Patents
Ultraviolet sterilization device with bidirectional irradiation Download PDFInfo
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- CN212315624U CN212315624U CN202020652842.6U CN202020652842U CN212315624U CN 212315624 U CN212315624 U CN 212315624U CN 202020652842 U CN202020652842 U CN 202020652842U CN 212315624 U CN212315624 U CN 212315624U
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Abstract
The utility model discloses a bidirectional irradiation ultraviolet sterilization device, which comprises a sterilization cavity and ultraviolet sterilization modules arranged at two ends of the sterilization cavity; the two ends of the sterilization cavity are respectively connected with an end cover so as to form an installation cavity positioned at the two ends of the sterilization cavity in a surrounding manner; a sleeve is arranged in the mounting cavity, and a closed annular cavity is formed between the sleeve and the end cover; the ultraviolet sterilization module is provided with a UV LED, a Fresnel lens and a quartz window; the UV LED is connected with a circuit board module, and the circuit board module is arranged around the outer annular surface of the sleeve; the ultraviolet sterilization module is arranged corresponding to the inner section area in the sleeve, and the outer section area in the sleeve is provided with a corresponding water inlet or a water outlet. Therefore, the ultraviolet rays form correlation at the opposite side of the cavity, the problem of low sterilization efficiency caused by the weakening effect of the water body on the ultraviolet rays is solved, and the sterilization effect is better; the whole ultraviolet sterilization device has reasonable structural design, compact structure and convenient installation and application, and is also favorable for prolonging the service life of the whole sterilization device.
Description
Technical Field
The utility model relates to an ultraviolet sterilization field technique especially indicates a two-way ultraviolet sterilizing equipment who shines, and it is used for water treatment to disinfect.
Background
In the field of water treatment, sterilization is involved, and ultraviolet sterilization is favored because no additive is used to cause secondary pollution to water, but conventional ultraviolet sterilization devices generally use a mercury lamp to generate ultraviolet rays for sterilization. The mercury lamp type ultraviolet sterilization apparatus has the following disadvantages: 1. the structure is complex and the flexible installation is not possible; 2. the ultraviolet rays can be normally generated only after the operation for a plurality of minutes, the power consumption is large in the operation process, and the service life is short; 3. the mercury lamp type ultraviolet sterilizer is broken and the leaked mercury pollutes the environment.
The existing ultraviolet LED sterilization device adopts a method of injecting ultraviolet light into a water body to sterilize the water, and the method has partial defects: ultraviolet light is scattered into water, rays are not uniform, the utilization rate of the ultraviolet light is low, the water is not sufficiently disinfected, and the disinfection effect is not good; in order to improve the utilization rate of ultraviolet light in the water cavity, some people choose to set the water containing cavity as a wall body capable of reflecting the ultraviolet light, and improve the utilization rate of the ultraviolet light by utilizing the reflection of the cavity, but the manufacturing cost, namely the manufacturing difficulty is increased due to the specific cavity material and structure; secondly, because the ultraviolet light is emitted into the water body, the water body has obvious weakening effect on the intensity of the ultraviolet light, and the sterilization effect is not good. In addition, the ultraviolet LED sterilizing device needs to be connected to a water conveying pipeline for application, and the existing ultraviolet LED sterilizing device has the defects of poor structural design rationality, complex structure, large volume, inconvenience in installation and application and the like.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a bidirectional ultraviolet sterilizer, which comprises an ultraviolet sterilizer module disposed at two ends of a sterilization cavity, so that ultraviolet rays can be emitted from opposite sides of the sterilization cavity, thereby reducing the attenuation of water to ultraviolet rays and improving the sterilization effect; meanwhile, the whole ultraviolet sterilization device has reasonable structural design, compact structure and convenient installation and application, and is also beneficial to prolonging the service life of the whole sterilization device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a bidirectional irradiation ultraviolet sterilization device comprises a sterilization cavity and ultraviolet sterilization modules arranged at two ends of the sterilization cavity; an accommodating space for accommodating liquid to be sterilized is formed in the sterilization cavity; the two ends of the sterilization cavity are respectively connected with an end cover so as to form an installation cavity at the two ends of the sterilization cavity in a surrounding manner; a sleeve is arranged in the mounting cavity, and a closed annular cavity is formed between the sleeve and the end cover; the ultraviolet sterilization module is provided with a UV LED, a Fresnel lens and a quartz window which are sequentially arranged from the end part of the self-sterilization cavity inwards; the UV LED is connected with a circuit board module, the circuit board module is arranged around the outer annular surface of the sleeve, and the circuit board module is positioned in the annular cavity; the ultraviolet sterilization module is arranged corresponding to the inner section area in the sleeve, and the outer section area in the sleeve is provided with a corresponding water inlet or a corresponding water outlet.
As a preferred scheme, two ends of the sterilization cavity are provided with annular mounting flanges, and the end cover is assembled on the annular mounting flanges.
Preferably, the sleeve is connected to an end face of the annular mounting flange.
As a preferred scheme, the ultraviolet sterilization module is used for installing and positioning the aluminum substrate, the UV LED, the Fresnel lens and the quartz window through the installation of the inner frame; the inner mounting frame is provided with an end plate and a peripheral side plate connected to the periphery of the end plate, the aluminum substrate is arranged on the inner end face of the end plate, the Fresnel lens and the quartz window are overlapped, and the inner end of the peripheral side plate is radially folded inwards to limit.
As a preferable scheme, the peripheral side plate of the installation inner frame is designed into a first peripheral side plate and a second peripheral side plate in a split mode, the first peripheral side plate is integrally connected with the end plate, and the second peripheral side plate is provided with a folded edge; during assembly, the aluminum substrate and the UV LED are arranged on the end plate of the mounting inner frame to form a first assembly, the Fresnel lens and the quartz window are arranged on the folded edge of the second peripheral side plate to form a second assembly, the first assembly and the second assembly are assembled with each other, and the first peripheral side plate and the second peripheral side plate can be spliced with each other through steps.
As a preferred scheme, the inlet water enters the outer section area in the sleeve through the water inlet and then enters the accommodating space of the sterilization cavity; the effluent flows to the outer section area in the sleeve through the accommodating space of the sterilization cavity and then is output from the water outlet.
Preferably, a flow meter is provided in the sleeve in the outer region.
As a preferable scheme, the water inlet and the water outlet are arranged at two ends of the sterilization cavity body, and the water inlet and the water outlet are arranged in a linear manner.
Preferably, the inner annular surface of the sleeve is provided with an internal thread in the region of the outer section inside the sleeve.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and particularly, according to the technical scheme, the ultraviolet sterilization modules are arranged at the two ends of the sterilization cavity, so that the ultraviolet rays form correlation at the opposite sides of the cavity, the problem of low sterilization efficiency due to the weakening effect of water on the ultraviolet rays is solved, and the sterilization effect is better; meanwhile, the whole ultraviolet sterilization device has reasonable structural design, compact structure and convenient installation and application, and is also beneficial to prolonging the service life of the whole sterilization device.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic overview of the arrangement of FIG. 2 in use;
fig. 4 is a schematic diagram of an embodiment of the present invention in use.
The attached drawings indicate the following:
1. circuit board module 201 and aluminum substrate
202. Installation inner frame 2, sterilization module
21. UV LED 22, Fresnel lens
23. Quartz window 3, sterilization cavity
301. Annular mounting flange 302, end cap
303. Mounting cavity 304, sleeve
31. Water inlet 32 and water outlet
4. A flowmeter 5 and a power supply.
Detailed Description
Fig. 1 to 4 are schematic views showing specific structures of embodiments of the present invention.
A bidirectional irradiation ultraviolet sterilization device comprises a circuit board module 1 and an ultraviolet sterilization module 2, wherein the ultraviolet sterilization module 2 comprises a UV LED21, a Fresnel lens 22 and a quartz window 23 which are sequentially arranged; the UV LED21 is electrically connected to the circuit board module 1, the circuit board module 1 controls the operation of the UV LED21, the Fresnel lens 22 is provided with a light incident surface and a light emergent surface, the light incident surface of the Fresnel lens 22 and the UV LED21 are oppositely arranged, and the light emergent surface of the Fresnel lens 22 and the quartz window 23 are oppositely arranged; the fresnel lens 22 has the function of converting irregular light rays incident from the light incident surface into regular light rays with the same intensity and uniform arrangement and emitting the regular light rays from the light emitting surface;
when the UV LED21 works, ultraviolet rays are emitted by the UV LED21 and enter the light entering surface of the Fresnel lens 22, the Fresnel lens 22 converts irregular light rays entering from the light entering surface into regular light rays with the same intensity and uniform arrangement, and the regular light rays are emitted from the light exiting surface at an angle perpendicular to the direction of the light exiting surface and projected to the quartz window 23; the ultraviolet rays penetrate through the quartz window 23 and are parallelly emitted into the sterilization cavity 3 to sterilize the liquid to be sterilized.
In this embodiment, the inside accommodation space that is formed with of cavity 3 disinfects, the liquid that remains to disinfect in the accommodation space, ultraviolet sterilization module 2 is installed in the both ends of cavity 3 disinfects, so, both ends form ultraviolet correlation in cavity 3 disinfects, improve the degree of consistency of cavity illuminance by a wide margin, have solved the water and have guaranteed this sterilizing equipment's bactericidal effect to the not good problem of bactericidal effect that the weakening of ultraviolet intensity leads to.
Specifically, the method comprises the following steps:
the two ends of the sterilization cavity 3 are respectively provided with a water inlet 31 and a water outlet 32, and water enters the sterilization cavity 3 through the water inlet 31 and flows out of the sterilization cavity 3 through the water outlet 32; the ultraviolet sterilization module 2 is arranged on the sides of the water inlet 31 and the water outlet 32 of the sterilization cavity 3.
The sterilizing device is also provided with a flowmeter 4 for measuring the liquid flow in the cavity; the flow meter 4 is preferably disposed at the water outlet 32, and may be disposed at the water inlet 31, or disposed at each of the water inlet 31 and the water outlet 32, so as to accurately monitor the liquid flow.
The ultraviolet sterilization module 2 is electrically connected to the power supply 5, and the power supply 5 provides electric energy required by the normal operation of the ultraviolet sterilization module 2. The power supplies 5 may be provided one for each of both ends, or share one power supply.
Because the two ends in the sterilization cavity 3 form the opposite radiation of ultraviolet rays, the reflection effect of the inner wall of the cavity has little influence on the whole illumination, so that the material selection of the sterilization cavity 3 can use stainless steel, Teflon or even transparent materials to strengthen the visual effect, so that the sterilization cavity is more beautiful and accords with the aesthetic trend of modern people.
Generally, the UV LED21 is specifically a UV LED lamp bead, the circuit board module 1 includes an aluminum substrate 201, the UV LED21 lamp bead is electrically mounted on the aluminum substrate 201, preferably, the UV LED lamp bead is mounted on the aluminum substrate 201 in a patch welding manner, the aluminum substrate 201 has the characteristics of corrosion resistance, rust resistance, low cost and good heat dissipation effect, and the heat dissipation effect of the UV LED lamp bead and the service life of the UV LED lamp bead are obviously improved by mounting the UV LED lamp bead on the aluminum substrate. Ultraviolet sterilization module 2 includes a plurality of UV LED lamp pearl, and the power of single lamp pearl can set for lessly, effectively reduces lamp pearl cost.
In the embodiment, as shown in fig. 1 and 4, the whole ultraviolet sterilization device has reasonable structural design, compact structure and convenient installation and application. Specifically, the method comprises the following steps:
the two ends of the sterilization cavity 3 are provided with annular mounting flanges 301, and the two ends are respectively provided with end covers 302 which are assembled on the annular mounting flanges 301 so as to form mounting cavities 303 at the two ends of the sterilization cavity 3. The end face of the annular mounting flange 301 is connected with a sleeve 304, a closed annular cavity is formed between the sleeve 304 and the end cover 302, the circuit board module 1 is mounted around the outer annular surface of the sleeve 304, and the circuit board module 1 is located in the annular cavity. The ultraviolet sterilization module 2 is arranged in the inner section area in the sleeve 304, the aluminum substrate 201, the UV LED21, the Fresnel lens 22 and the quartz window 23 are arranged and positioned by the ultraviolet sterilization module 2 through the inner mounting frame 202, here, the inner mounting frame 202 is provided with an end plate and a peripheral side plate connected to the periphery of the end plate, the aluminum substrate 201 is arranged on the inner end surface of the end plate, the Fresnel lens 22 and the quartz window 23 are overlapped, and the inner end of the peripheral side plate is folded inwards in the radial direction to limit the position; here, the peripheral side plate of the mounting inner frame 202 is divided into a first peripheral side plate and a second peripheral side plate, the first peripheral side plate is integrally connected to the end plate, and the second peripheral side plate has a folded edge.
The flowmeter 4 is installed in the outer section area inside the sleeve 304, and the outlet water passes through the outer section area inside the sleeve 304 and is output from the outlet 32. Therefore, the water inlet 31 and the water outlet 32 are arranged at two ends of the sterilization cavity 3 in a linear manner, and the sterilization cavity is convenient to install and apply. In the outer section area within the sleeve 304, the inner annular surface of the sleeve 304 may be internally threaded to facilitate the formation of threaded installation applications through the sleeve 304. Of course, the outlet water can also cool away the heat of the aluminum substrate 201 through the outer section area in the sleeve 304, so as to effectively improve the heat dissipation performance of the ultraviolet sterilization module 2, ensure the light emitting performance and the ultraviolet sterilization effect of the UV LED21, and be beneficial to prolonging the service life of the whole sterilization device.
The utility model is mainly designed in such a way that the ultraviolet sterilization modules are arranged at the two ends of the sterilization cavity, so that the ultraviolet rays form correlation at the opposite sides of the cavity, the problem of low sterilization efficiency due to the weakening effect of the water body on the ultraviolet rays is solved, and the sterilization effect is better; meanwhile, the whole ultraviolet sterilization device has reasonable structural design, compact structure and convenient installation and application, and is also beneficial to prolonging the service life of the whole sterilization device.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (9)
1. A bidirectional irradiation ultraviolet sterilization device is characterized in that: comprises a sterilization cavity (3) and ultraviolet sterilization modules (2) arranged at two ends of the sterilization cavity (3); wherein:
an accommodating space for accommodating liquid to be sterilized is formed in the sterilization cavity (3); two ends of the sterilization cavity (3) are respectively connected with an end cover (302) to form an installation cavity (303) at two ends of the sterilization cavity (3) in a surrounding manner; a sleeve (304) is arranged in the mounting cavity (303), and a closed annular cavity is formed between the sleeve (304) and the end cover (302); the ultraviolet sterilization module (2) is provided with a UV LED (21), a Fresnel lens (22) and a quartz window (23) which are sequentially arranged from the end part of the self-sterilization cavity (3) to the inside; the UV LED (21) is connected with a circuit board module (1), the circuit board module (1) is arranged around the outer annular surface of the sleeve (304), and the circuit board module (1) is positioned in the annular cavity; the ultraviolet sterilization module (2) is arranged corresponding to the inner section area in the sleeve (304), and the outer section area in the sleeve (304) is provided with a corresponding water inlet (31) or a corresponding water outlet (32).
2. The ultraviolet sterilizer of claim 1, wherein: the two ends of the sterilization cavity (3) are provided with annular mounting flanges (301), and the end cover (302) is assembled on the annular mounting flanges (301).
3. The ultraviolet sterilizer of claim 1, wherein: the sleeve (304) is connected to the end face of the annular mounting flange (301).
4. The ultraviolet sterilizer of claim 1, wherein: the ultraviolet sterilization module (2) is used for installing and positioning the aluminum substrate (201), the UV LED (21), the Fresnel lens (22) and the quartz window (23) through the installation inner frame (202); the inner mounting frame (202) is provided with an end plate and a peripheral side plate connected to the periphery of the end plate, the aluminum substrate (201) is arranged on the inner end face of the end plate, the Fresnel lens (22) and the quartz window (23) are overlapped, and the inner end of the peripheral side plate is folded inwards in the radial direction to limit.
5. The ultraviolet sterilizer of claim 4, wherein: the peripheral side plate of the installation inner frame (202) is designed into a first peripheral side plate and a second peripheral side plate in a split mode, the first peripheral side plate is integrally connected with the end plate, and the second peripheral side plate is provided with a folded edge; during assembly, the aluminum substrate (201) and the UV LED (21) are arranged on an end plate of the installation inner frame (202) to form a first assembly, the Fresnel lens (22) and the quartz window (23) are arranged on a hem of the second peripheral plate to form a second assembly, and then the first assembly and the second assembly are assembled with each other, wherein the first peripheral plate and the second peripheral plate can be spliced with each other by arranging steps.
6. The ultraviolet sterilizer of claim 1, wherein: the inlet water enters the outer section area in the sleeve (304) through the water inlet (31) and then enters the accommodating space of the sterilization cavity (3); the effluent flows to the outer section area in the sleeve (304) through the containing space of the sterilization cavity (3) and then is output from the water outlet (32).
7. The ultraviolet sterilizer of claim 6, wherein: a flow meter (4) is provided in the outer region of the sleeve (304).
8. The ultraviolet sterilizer of claim 1, wherein: the water inlet (31) and the water outlet (32) are arranged at two ends of the sterilization cavity (3) in a linear manner.
9. The ultraviolet sterilizer of claim 1, wherein: in the outer section area inside the sleeve (304), the inner ring surface of the sleeve (304) is provided with internal threads.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020652842.6U CN212315624U (en) | 2020-04-26 | 2020-04-26 | Ultraviolet sterilization device with bidirectional irradiation |
| TW109216256U TWM610842U (en) | 2020-04-26 | 2020-12-09 | UV sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020652842.6U CN212315624U (en) | 2020-04-26 | 2020-04-26 | Ultraviolet sterilization device with bidirectional irradiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212315624U true CN212315624U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020652842.6U Active CN212315624U (en) | 2020-04-26 | 2020-04-26 | Ultraviolet sterilization device with bidirectional irradiation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212315624U (en) |
| TW (1) | TWM610842U (en) |
-
2020
- 2020-04-26 CN CN202020652842.6U patent/CN212315624U/en active Active
- 2020-12-09 TW TW109216256U patent/TWM610842U/en unknown
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| Publication number | Publication date |
|---|---|
| TWM610842U (en) | 2021-04-21 |
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