CN214990417U

CN214990417U - Cross STREAMING ultraviolet sterilization module

Info

Publication number: CN214990417U
Application number: CN202120936451.1U
Authority: CN
Inventors: 李文涛; 刘可可
Original assignee: Qingdao Fluorescent Innovation Technology Co Ltd
Current assignee: Qingdao Fluorescent Innovation Technology Co Ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-03
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a cross STREAMING ultraviolet sterilization module belongs to dynamic water sterilization technical field. The utility model discloses an overflow type ultraviolet sterilization module, which is arranged inside a water outlet of a water dispenser and comprises a shell, a sterilization cylinder, a sterilization module, a light transmission part, a water outlet nozzle, a lower bottom plate, a water inlet, a water outlet and a power line; the water inlet is arranged at the upper part of the shell, and a first through hole is arranged at the position of the sterilizing barrel corresponding to the water inlet; the sterilizing module is connected with the upper part of the shell, the sterilizing module is arranged above the sterilizing cylinder, a light-transmitting part is arranged between the sterilizing module and the sterilizing cylinder, and the sterilizing lamp is a UV-LED lamp; the lower bottom plate is arranged at the bottom of the sterilizing barrel, and the middle part of the lower bottom plate is provided with a second through hole; the water outlet nozzle is connected with the lower part of the shell. The utility model discloses realize that the cross-flow type ultraviolet sterilization module is direct to be connected with the faucet, small, simple structure, simple to operate to bactericidal effect is better. The structure has simple components and small quantity, and can be easily disassembled and assembled.

Description

Cross STREAMING ultraviolet sterilization module

Technical Field

The utility model relates to a water sterilization technical field, more specifically say, relate to an overflow formula ultraviolet sterilization module.

Background

Along with the improvement of living standard of people, the requirement of people on the quality of drinking water is higher and higher, common water after filtration and purification or barreled water matched with a drinking machine appearing in the market can ensure the daily safe drinking of people, however, in the actual life, purified direct drinking water can not be drunk in time and is stored in a water tank or a bucket, and the direct drinking water can be invaded by bacteria more easily in stagnation or storage.

Some components for static water sterilization exist in the market at present, but the components are inconvenient to install and need to be repeatedly disassembled and assembled when being replaced or updated; or the number of components is large, and the stability and the sealing performance cannot be completely guaranteed. And because the water taking time is not fixed, the sterilization module can be arranged at the water outlet preferably.

In view of the above, it is desirable to provide an overflowing type ultraviolet sterilization module with detachable seal, a small number of parts, and high stability, which is suitable for dynamic water sterilization.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome the defects of inconvenient disassembly and assembly and excessive parts in the prior art, and provides an overflow type ultraviolet sterilization module, which comprises a shell, a sterilization cylinder, a sterilization module, a light transmission part, a water outlet nozzle, a lower bottom plate, a water inlet, a water outlet and a power line; the water inlet is arranged at the upper part of the shell, a first through hole is arranged at the position of the sterilizing cylinder corresponding to the water inlet, and water flows into the sterilizing cylinder through the first through hole; the sterilization module is connected with the upper part of the shell and comprises a sterilization lamp, a power line and a sterilization module body; the sterilizing module is arranged above the sterilizing cylinder, a light transmission part is arranged between the sterilizing module and the sterilizing cylinder, the sterilizing lamp is positioned right above the light transmission part, the sterilizing lamp is connected with a power line, and the sterilizing lamp is a UV-LED lamp; the lower bottom plate is arranged at the bottom of the sterilizing barrel, and the middle part of the lower bottom plate is provided with a second through hole; the water outlet nozzle is connected with the lower part of the shell, the water outlet nozzle is hollow, and the lower part is a water outlet. The utility model discloses realize that the cross-flow type ultraviolet sterilization module is direct to be connected with the faucet, small, simple structure, simple to operate to bactericidal effect is better. The structure has simple components and small quantity, and can be easily disassembled and assembled.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model relates to an overflow type ultraviolet sterilization module, which comprises a shell, a sterilization cylinder, a sterilization module, a light transmission part, a water outlet nozzle, a lower bottom plate, a water inlet, a water outlet and a power line;

the water inlet is arranged at the upper part of the shell, a first through hole is arranged at the position of the sterilizing cylinder corresponding to the water inlet, and water flows into the sterilizing cylinder through the first through hole;

the sterilization module is connected with the upper part of the shell and comprises a sterilization lamp, a power line and a sterilization module body; the sterilizing module is arranged above the sterilizing cylinder, a light transmission part is arranged between the sterilizing module and the sterilizing cylinder, the sterilizing lamp is positioned right above the light transmission part, the sterilizing lamp is connected with a power line, and the sterilizing lamp is a UV-LED lamp;

the lower bottom plate is arranged at the bottom of the sterilizing barrel, and the middle part of the lower bottom plate is provided with a second through hole;

the water outlet nozzle is connected with the lower part of the shell, the water outlet nozzle is hollow, and the lower part is a water outlet.

The direct connection with the faucet of the cross-flow type ultraviolet sterilization module is realized, the size is small, the structure is simple, the installation is convenient, and the sterilization effect is better.

As a further improvement of the utility model, the shell comprises a first mounting part and a second mounting part; the first mounting part is positioned at the upper part of the shell and is in threaded connection with the sterilization module body; the second installation part is positioned at the lower part of the shell and is in threaded connection with the water outlet nozzle. The threaded connection is stable and reliable, and the disassembly and the assembly are convenient.

As a further improvement of the utility model, a counter bore is arranged in the middle of the lower end face of the sterilization module body, the sterilization lamp is arranged in the counter bore, an annular groove is arranged on the lower end face of the sterilization module body, and a first sealing ring is arranged in the annular groove; and/or, the outer wall surface of the sterilization module body is provided with a first annular groove, and a second sealing ring is arranged in the first annular groove. And stable sealing is realized through the sealing ring.

As a further improvement of the utility model, the light transmission part is a quartz plate; and/or the light transmission part is set to be thin in the middle and thick at the periphery. Better illumination effect can be realized.

As a further improvement, the utility model discloses a first through-hole of a plurality of is set up along circumference equidistance on a section of thick bamboo upper portion of disinfecting, and the outside correspondence of a section of thick bamboo of disinfecting sets up the second annular groove, and rivers are full of the second annular groove after flowing in through the water inlet, and a section of thick bamboo of disinfecting is got into to the first through-hole of rethread. The water flow can be evenly distributed.

As a further improvement, the first through-hole includes forward through-hole and slant through-hole, and the forward through-hole is the radial through-hole that sets up of level, and the slant through-hole is the through-hole that radially is certain angle setting with the level. Thereby forming turbulent flow and improving the sterilization effect.

As a further improvement, the outer wall surface level of the sterilizing cylinder is provided with a third annular groove, and a third sealing ring is arranged in the third annular groove. The third sealing washer level is provided with 2 at least, guarantees the fixed stability of a section of thick bamboo and shell of disinfecting.

As a further improvement of the utility model, the inner surface of the sterilizing cylinder forms a surface for diffuse reflection; the lower bottom plate is a reflector, and the upper surface of the reflector forms a surface for diffuse reflection. The sterilization effect is improved by diffuse reflection.

As a further improvement, the middle part of the lower base plate is provided with a second through hole, which is a plurality of evenly distributed, vertically arranged holes. Forming stable water outlet.

As a further improvement of the utility model, the water outlet nozzle and the shell are arranged into an integral structure. The stability of the structure is promoted, and meanwhile, the sealing performance is convenient to promote.

As a further improvement, the surface of the second installation part is provided with a fourth annular groove, a fourth sealing ring is installed in the fourth annular groove, and the fourth sealing ring is compressed by the water outlet nozzle and the second installation part. The sealing of the water outlet is ensured.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model discloses an overflow type ultraviolet sterilization module, which is arranged inside a water outlet of a water dispenser, and comprises a shell, a sterilization cylinder, a sterilization module, a light transmission part, a water outlet nozzle, a lower bottom plate, a water inlet, a water outlet and a power line; the water inlet is arranged at the upper part of the shell, a first through hole is arranged at the position of the sterilizing cylinder corresponding to the water inlet, and water flows into the sterilizing cylinder through the first through hole; the sterilization module is connected with the upper part of the shell and comprises a sterilization lamp, a power line and a sterilization module body; the sterilizing module is arranged above the sterilizing cylinder, a light transmission part is arranged between the sterilizing module and the sterilizing cylinder, the sterilizing lamp is positioned right above the light transmission part, the sterilizing lamp is connected with a power line, and the sterilizing lamp is a UV-LED lamp; the lower bottom plate is arranged at the bottom of the sterilizing barrel, and the middle part of the lower bottom plate is provided with a second through hole; the water outlet nozzle is connected with the lower part of the shell, the water outlet nozzle is hollow, and the lower part is a water outlet. The utility model discloses realize that the cross-flow type ultraviolet sterilization module is direct to be connected with the faucet, small, simple structure, simple to operate to bactericidal effect is better. The structure has simple components and small quantity, and can be easily disassembled and assembled. The structure design is reasonable, the principle is simple, and the popularization and the use are convenient.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is an exploded view of the present invention;

fig. 5 is a cross-sectional view of the present invention.

The reference numerals in the schematic drawings illustrate:

1. a housing; 1-1, a first mounting part; 1-2, a second mounting part; 2. a sterilizing barrel; 2-1, a first through hole; 3. a sterilization module; 4. a germicidal lamp; 5. a first seal ring; 6. a light-transmitting portion; 7. a second seal ring; 8. a water outlet nozzle; 9. a third seal ring; 10. a fourth seal ring; 11. a reflector; 11-1, a second through hole; 12. a water inlet; 13. a water outlet; 14. a power line.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The structure, proportion, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention has no technical essence, and any structural modification, proportion relation change or size adjustment should still fall within the scope of the technical content disclosed in the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 1 and 4, the overflowing ultraviolet sterilization module of this embodiment is installed inside a water outlet of a water dispenser, and includes a housing 1, a sterilization cylinder 2, a sterilization module 3, a light-transmitting portion 6, a water outlet nozzle 8, a bottom plate, a water inlet 12, a water outlet 13, and a power cord 14. The water inlet 12 is arranged at the upper part of the shell 1, preferably, the water inlet 12 is horizontally arranged, which is convenient for water inlet pipe connection. A first through hole 2-1 is arranged at a position of the sterilizing cylinder 2 corresponding to the water inlet 12, water flows into the sterilizing cylinder 2 through the first through hole 2-1, and the inner surface of the sterilizing cylinder 2 forms a surface for diffuse reflection. The sterilizing module 3 comprises a sterilizing lamp 4, a power line 14 and a sterilizing module body, the sterilizing module 3 is arranged on the upper portion of the sterilizing cylinder 2, a light transmission portion 6 is arranged between the sterilizing module 3 and the sterilizing cylinder 2, the sterilizing lamp 4 is located right above the light transmission portion 6, and the sterilizing lamp 4 is connected with the power line 14. The lower bottom plate is arranged at the bottom of the sterilizing barrel 2, the lower bottom plate is preferably a reflector plate 11, the upper surface of the reflector plate 11 forms a surface for diffuse reflection, a second through hole 11-1 is formed in the middle of the reflector plate 11, and water flows into a water outlet nozzle 8 arranged at the lower part of the second through hole 11-1 through the second through hole 11-1 and then flows out.

Referring to fig. 1, 2 and 3, preferably, the housing 1 includes a first mounting portion 1-1 and a second mounting portion 1-2, the first mounting portion 1-1 is disposed on an upper portion of the housing 1, and the first mounting portion 1-1 is detachably connected to the sterilization module body in a manner of screw connection, snap connection or other common detachable connection. The first mounting part 1-1 is internally threaded at the inner side thereof, and externally threaded at the outer side thereof, and the first mounting part 1-1 is threadedly coupled with the sterilization module body, thereby mounting the sterilization module at the upper portion of the housing 1. Preferably, a counter bore is formed in the middle of the lower end face of the sterilization module body, the sterilization lamp 4 is installed in the counter bore, an annular groove is formed in the lower end face of the sterilization module body, the first sealing ring 5 is installed in the annular groove, and the first sealing ring 5 is preferably a gasket made of an elastic material, so that the fixing stability can be improved. Further, still be provided with the annular groove at the outer wall of sterilization module body, it is preferred, the annular groove sets up in the top of external screw thread, and is preferred, can set up a plurality of annular groove of parallel, installs second sealing washer 7 in the annular groove, and second sealing washer 7 is preferred to be the packing ring that elastic material made, can improve fixed stability.

Referring to fig. 1, the light-transmitting portion 6 is a quartz plate, which has high light transmittance and low cost. Meanwhile, it should be noted that, in order to improve the coverage of the sterilizing light, the light-transmitting portion 6 may be configured in a form similar to a concave lens, that is, the middle thickness of the light-transmitting portion 6 is smaller than the thickness of the periphery, and such a configuration can effectively scatter the sterilizing light, thereby covering a larger sterilizing range.

Referring to fig. 1 and 4, the germicidal lamp 4 may be selected from ultraviolet light, preferably deep ultraviolet light; the ultraviolet LED (UVLED) is preferred, high-energy irradiation output can be realized, the layout is free, the occupied space of equipment is saved, and uniform high-intensity irradiation can be realized in the irradiation range. Ultraviolet (UV) is effective in disinfecting water for pathogenic microorganisms such as Cryptosporidium and Giardia, and UV is used for disinfecting water by: submerged and parallel suspension. Wavelength, power, suspension distance, irradiation time, etc. are the main factors affecting the disinfection effect. The mechanism of action is mainly the energy of nucleic acid (DNA)Capable of absorbing high energy ultraviolet radiation, causing adjacent bases to dislocate, forming pyrimidine dimers (pyrimidinedimers), inhibiting or blocking nucleic acid replication and protein expression, leading to apoptosis. The dose of the ultraviolet light is 19mJ/cm²In time, the activation rate of the cryptosporidium can reach 99.99%. Ultraviolet light is a high-energy, invisible light wave with a wavelength of less than 400nm that is present outside the ultraviolet end of the visible spectrum and is therefore called ultraviolet light. The ultraviolet light is divided into four wave bands of UV-A (320 nm-400 nm), UV-B (275 nm-320 nm), UV-C (200 nm-275 nm) and UV-D (100 nm-200 nm) according to the wavelength range, wherein A, B, C three wave bands are also called as disinfection ultraviolet rays. A. B, C the three wave bands all have certain disinfection effect, especially the C wave band has the best disinfection effect. Light quantum theory holds that light is a special form of material motion, a stream of particles with disconnected particles. Each ultraviolet photon with a wavelength of 253.7nm has an energy of 4.9 eV. The disinfection and sterilization of water by UV (ultraviolet) rays are mainly characterized in that nucleic acid (DNA) can absorb high-energy ultraviolet radiation to cause adjacent base dislocation and pyrimidine dimer (pyrimidinedmimer) formation; inhibit or block nucleic acid replication and protein expression, resulting in apoptosis. The ultraviolet disinfection has the following steps: the disinfection speed is fast, the efficiency is high, the physical property and the chemical composition of water are not influenced, the odor and the taste of water are not increased, the operation is simple, the management is convenient, the automation is easy to realize, and the like. UVLEDs are a good solution.

The germicidal lamp 4 can be a point light source, a line light source and a surface light source, preferably a surface light source, is convenient to paste, and has high stability and reliability. Be the PCB board between bactericidal lamp 4 and the sterilization module body, the PCB board can paste the area source in the lower part of sterilization module body through the yellow screw of a tree, and for 4 power supplies of bactericidal lamp through the wire, in addition, still external power cord 14 of having connected on the PCB board, power cord 14 is connected with the power after drawing forth. The PCB can be made of aluminum, a digital control chip can be carried on the PCB, PWM constant current driving is carried out, and stepless adjustment of the light power is achieved. The PCB board is preferably circular.

Referring to fig. 1, a plurality of first through holes 2-1 are equidistantly arranged along the circumferential direction at the upper part of a sterilizing cylinder 2, grooves are arranged on the outer wall surface of the sterilizing cylinder 2 corresponding to the first through holes 2-1, the grooves are circumferentially arranged, and after water flows enter through a water inlet 12, the whole grooves are quickly filled, so that the water flows entering through the first through holes 2-1 are uniform. Preferably, the angles of the first through holes 2-1 are different, that is, a part of the first through holes is horizontally and radially arranged and is called as forward through holes, and a part of the first through holes is at a certain angle with the horizontal radial direction and is called as oblique through holes, and water flows respectively enter the shell 1 from the forward through holes and the oblique through holes. Because the flowing directions of the two liquid streams form a certain angle, the liquid in the shell 1 generates turbulence and vortex, and the liquid flows to the water outlet 13 while rolling and convecting. The liquid in the housing 1 is no longer laminar but turbulent, turbulent. The turbulent flow makes all the liquid in the shell 1 be irradiated by almost the same amount of ultraviolet rays, so that the sterilization and disinfection are uniform, and the sterilization effect is good and stable. Preferably, a third annular groove is horizontally formed in the outer wall surface of the sterilizing cylinder 2, a third sealing ring 9 is installed in the annular groove, and preferably, at least 2 third sealing rings 9 are horizontally arranged, so that the stability of fixing the sterilizing cylinder 2 and the housing 1 is ensured. The third sealing ring 9 is preferably a gasket made of an elastic material, which can improve the stability of the fixation.

Preferably, the first through holes 2-1 are alternately arranged as forward through holes and oblique through holes. Preferably, the inclined through holes are horizontally arranged and form an angle of 45 degrees with the radial direction.

Referring to fig. 1 and 4, a reflector 11 is disposed at the bottom of the sterilizing barrel 2, and a second through hole 11-1 is disposed at the middle of the reflector. Preferably, the second through holes 11-1 are a plurality of small holes, and preferably, the second through holes 11-1 have the same aperture, are uniformly distributed and are vertically arranged. The second through holes 11-1 with small apertures enable the water outlet speed not to be too fast, water flow is enabled to be fully sterilized in the sterilizing cylinder 2, the water flow entering the water outlet nozzle 8 is enabled to be laminar flow through the second through holes which are evenly distributed, the flow is stable, and users can use the sterilized water conveniently.

Referring to fig. 1, 2 and 3, the second mounting portion 1-2 is disposed at the lower portion of the housing 1, and the second mounting portion 1-2 is detachably connected to the water outlet nozzle 8, which may be a threaded connection, a snap connection or other conventional detachable connection. The second mounting part 1-2 is internally threaded at the inner side thereof, and externally threaded at the upper portion of the nozzle 8, and the second mounting part 1-2 is threadedly coupled to the nozzle 8, thereby mounting the nozzle 8 at the lower portion of the housing 1. The middle part of the second mounting part 1-2 is provided with a through hole for water flow to flow out from the sterilizing cylinder 2. Preferably, an annular groove is formed in the surface of the second mounting part 1-2 at the contact position of the water outlet nozzle 8 and the second mounting part 1-2, a fourth sealing ring 10 is mounted in the annular groove, and the fourth sealing ring 10 is preferably a gasket made of an elastic material, so that the stability of fixation can be improved. Preferably, the middle part of the water outlet nozzle 8 is provided with a positioning table which is an annular boss, the positioning table can play a role in positioning when the overflowing type ultraviolet sterilization module is installed, the water outlet 13 at the lower part of the positioning table is reserved outside the water dispenser, so that a user can use the positioning table conveniently, the structure at the upper part of the positioning table is hidden inside the water dispenser, and the attractiveness and the use safety are improved.

Referring to fig. 5, the nozzle 8 and the housing 1 may be integrally formed, such as by injection molding, preferably from food grade plastic. The sterilized water flow directly flows out through the water outlet 12.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. The utility model provides an overflow formula ultraviolet sterilization module which characterized in that: comprises a shell, a sterilizing cylinder, a sterilizing module, a light-transmitting part, a water outlet nozzle, a lower bottom plate, a water inlet, a water outlet and a power line;

the water inlet is arranged at the upper part of the shell, a first through hole is arranged at the position of the sterilizing barrel corresponding to the water inlet, and water flows into the sterilizing barrel through the first through hole;

the sterilizing module is connected with the upper part of the shell and comprises a sterilizing lamp, a power line and a sterilizing module body; the sterilizing module is arranged above the sterilizing barrel, the light transmission part is arranged between the sterilizing module and the sterilizing barrel, the sterilizing lamp is positioned right above the light transmission part, the sterilizing lamp is connected with a power line, and the sterilizing lamp is a UV-LED lamp;

the lower bottom plate is arranged at the bottom of the sterilizing barrel, and a second through hole is formed in the middle of the lower bottom plate;

the water outlet nozzle is connected with the lower part of the shell, the water outlet nozzle is hollow, and the lower part of the water outlet nozzle is the water outlet.

2. The flow-through uv sterilization module of claim 1, wherein: the housing includes a first mounting portion and a second mounting portion; the first mounting part is positioned at the upper part of the shell and is in threaded connection with the sterilization module body; the second installation part is located the lower part of shell, the second installation part with faucet threaded connection.

3. The flow-through uv sterilization module of claim 1, wherein: a counter bore is formed in the middle of the lower end face of the sterilization module body, the sterilization lamp is installed in the counter bore, an annular groove is formed in the lower end face of the sterilization module body, and a first sealing ring is installed in the annular groove; and/or the outer wall surface of the sterilization module body is provided with a first annular groove, and a second sealing ring is arranged in the first annular groove.

4. The flow-through uv sterilization module of claim 1, wherein: the light transmission part is a quartz plate; and/or the light transmission part is of a structure with a thin middle part and thick periphery.

5. The flow-through uv sterilization module of claim 1, wherein: the upper part of the sterilizing barrel is provided with a plurality of first through holes at equal intervals along the circumferential direction, a second annular groove is correspondingly arranged outside the sterilizing barrel, water flows into the second annular groove through the water inlet and then enters the sterilizing barrel through the first through holes.

6. The flow-through ultraviolet sterilization module set of claim 5, wherein: the first through holes comprise forward through holes and oblique through holes, the forward through holes are horizontally and radially arranged through holes, and the oblique through holes are through holes which are radially arranged at a certain angle with the horizontal direction.

7. The flow-through uv sterilization module of claim 1, wherein: and a third annular groove is horizontally arranged on the outer wall surface of the sterilizing cylinder, and a third sealing ring is arranged in the third annular groove.

8. The flow-through uv sterilization module of claim 1, wherein: the inner surface of the sterilizing cylinder forms a surface for diffuse reflection, the lower bottom plate is a reflector, and the upper surface of the reflector forms a surface for diffuse reflection; or the middle part of the lower bottom plate is provided with a second through hole which is a plurality of holes which are uniformly distributed and vertically arranged.

9. The flow-through uv sterilization module of claim 1, wherein: the water outlet nozzle and the shell are arranged into an integral structure.

10. The flow-through uv germicidal module as claimed in any one of claims 2-9, wherein: the surface of second installation department is equipped with fourth annular groove, install the fourth sealing washer in the fourth annular groove, the fourth sealing washer by the faucet with the second installation department compresses tightly.