CN213294769U

CN213294769U - Static water module

Info

Publication number: CN213294769U
Application number: CN202022088845.4U
Authority: CN
Inventors: 李文涛; 孙一镔
Original assignee: Qingdao Fluorescent Innovation Technology Co Ltd
Current assignee: Qingdao Fluorescent Innovation Technology Co Ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-28
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a static water module belongs to static water sterilization technical field. The utility model discloses a static water module, which is arranged in a through hole of a water tank and comprises an outer shell, a light-transmitting part, a sterilization part, an inner shell and a sealing ring; the outer shell is hollow and is fixed with a light-transmitting part from the outside, the sterilizing part is fixed at the top end of the inner shell, light of the sterilizing part passes through the light-transmitting part, and the inner shell is connected with the water tank through a sealing ring; the outer shell is detachably connected with the inner shell; and a sealing structure is arranged between the light-transmitting part and the inner shell. The structure has the advantages of simple parts, small quantity, easy realization of disassembly and assembly, reasonable structural design, simple principle and convenient popularization and use.

Description

Static water module

Technical Field

The utility model relates to a static water sterilization technical field, more specifically say, relate to a static water 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.

In view of the above, there is a need to provide a sealed removable, low part count, high stability static water module that can be adapted for static 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 provide a static water module which comprises an outer shell, a light transmission part, a sterilization part, an inner shell and a sealing ring; the outer shell is hollow and is fixed with a light-transmitting part from the outside, the sterilizing part is fixed at the top end of the inner shell, light of the sterilizing part passes through the light-transmitting part, and the inner shell is connected with the water tank through a sealing ring; the outer shell is detachably connected with the inner shell; and a sealing structure is arranged between the light-transmitting part and the inner shell. 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 discloses a static water module, which is arranged in a through hole of a water tank and comprises an outer shell, a light-transmitting part, a sterilization part, an inner shell and a sealing ring; the outer shell is hollow and is fixed with a light-transmitting part from the outside, the sterilizing part is fixed at the top end of the inner shell, light of the sterilizing part passes through the light-transmitting part, and the inner shell is connected with the water tank through a sealing ring; the outer shell is detachably connected with the inner shell; and a sealing structure is arranged between the light-transmitting part and the inner shell. The structure has simple components and small quantity, and can be easily disassembled and assembled.

As a further improvement, the sealing structure is a two-shot molding structure, which is formed with the inner shell two-shot molding. The assembly is convenient, the assembly cost is reduced, and the water leakage phenomenon caused by the improper installation of the sealing ring in the assembly process is overcome.

As a further improvement of the utility model, the inner shell is externally provided with an annular groove, and the annular groove is provided with a sealing structure. The sealing structure can be an O-shaped ring or a bijection molding structure.

As a further improvement of the utility model, the two annular grooves are arranged in parallel. Further enhancing the sealing performance.

As a further improvement of the utility model, the connection mode of the outer shell and the inner shell is threaded connection; or snap fit. The detachable connection is realized.

As a further improvement of the utility model, the top of the light transmission part is hemispherical. The light that disinfects sends from the hemisphere scattering, compares traditional plane apron, can reduce the light and roll over the damage, effectively increases the light yield.

As a further improvement of the utility model, the top of the light transmission part is a concave lens, namely, the middle part is thin and the periphery is thick. Can effectively scatter the sterilizing light, thereby covering a larger water tank volume in a larger water tank.

As a further improvement of the utility model, the sterilization part comprises a PCB and a light source, and the light source is a UVLED; the top of the inner shell is provided with a positioning column, the PCB is provided with a notch, and the positioning column is matched with the notch. The UVLED technology has good effect of sterilizing water, and has low power consumption and small volume.

As a further improvement of the utility model, the sealing structure is a silica gel ring, and the silica gel ring has a step face, and the step face compresses tightly with printing opacity portion and inner shell and seals.

As a further improvement, the inner shell comprises a first inner shell and a second inner shell, the second inner shell is sleeved in the first inner shell, and the sterilization part is fixed at the top of the second inner shell. The second inner shell is directly disassembled and assembled during disassembly and assembly, and the disassembly and assembly method is simple, convenient and reliable.

3. Advantageous effects

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

the utility model discloses a static water module, which is arranged in a through hole of a water tank and comprises an outer shell, a light transmission part, a sterilization part, an inner shell and a sealing ring; the outer shell is hollow and is fixed with a light-transmitting part from the outside, the sterilizing part is fixed at the top end of the inner shell, light of the sterilizing part passes through the light-transmitting part, and the inner shell is connected with the water tank through a sealing ring; the outer shell is detachably connected with the inner shell; and a sealing structure is arranged between the light-transmitting part and the inner shell. The structure has the advantages of simple parts, small quantity, easy realization of disassembly and assembly, reasonable structural design, simple principle and convenient popularization and use.

Drawings

FIG. 1 is an exploded view of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the present invention;

FIG. 3 is an exploded view of an embodiment of the present invention;

fig. 4 is a cross-sectional view of an embodiment of the present invention.

The reference numerals in the schematic drawings illustrate:

1. a housing; 101. an extension portion; 102. a first boss; 103. a polygonal housing; 2. a light-transmitting portion; 201. a cylindrical housing; 202. a hemispherical shell; 203. a third boss; 204. a limiting block; 3. a sterilization part; 301. a PCB board; 302. a light source; 4. an inner shell; 401. a second boss; 402. a connecting portion; 403. a protruding portion; 4031. 4032, positioning columns; 4033. 4034, ring groove; 410. a first inner case; 411. a fourth boss; 4111. a projection; 412. a connecting section; 420. a second inner case; 421. a fifth boss; 4211. an outer edge; 422. a limiting port; 430. a silica gel ring; 5. and (5) sealing rings.

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.

Example 1

Referring to fig. 1 and 2, the static water module of the present embodiment includes an outer shell 1, a light-transmitting portion 2, a sterilizing portion 3, an inner shell 4 and a sealing ring 5, the outer shell 1 is hollow for the light-transmitting portion 2 to be inserted, the outer shell 1 is installed inside a wall surface of a water tank, the sterilizing portion 3 is fixed on a top of the inner shell 4 and fixed in the light-transmitting portion 2 and the outer shell 1 along with the inner shell 4, a lower portion of the inner shell 4 is sealed with an outer wall surface of the water tank by the sealing ring 5, the static water module integrally penetrates through a through hole in the wall surface of the water tank and is fixed on the water tank, the outer shell 1 is fixedly connected with the inner shell 4, and the connection mode may be a.

Referring to fig. 1, the housing 1 includes an extension 101 and a first boss 102, wherein the extension 101 has a cylindrical bottom, and a diameter of a top thereof is gradually reduced, specifically, to match with the shape of the light-transmitting portion 2. First boss 102 is to protrusion all around, and the external diameter of first boss 102 is greater than the diameter of water tank through-hole, and first boss 102 bottom plane offsets with the water tank internal wall face, is convenient for realize fixed with the water tank, has the internal thread in the inside of shell 1 bottom for be connected with the external screw thread of inner shell 4. The housing 1 is in contact with the water in the water tank, and thus the housing 1 is made of a non-toxic material, for example, food grade plastics such as PP, POM, etc.

Preferably, the bottom of the first boss 102 may be non-planar, and may be shaped to conform to the inner wall of the tank, if the tank wall is non-planar.

Further, a gasket made of an elastic material may be added between the first boss 102 and the inner wall surface of the tank, so that the stability of fixation can be improved.

Referring to fig. 1, the light-transmitting portion 2 is composed of a cylindrical shell 201 at the bottom and a hemispherical shell 202 at the top, the shape of the hemispherical shell 202 is set according to the requirement, for example, the hemispherical shell 202 can be set to be an ellipsoid shape, and the sterilizing light is scattered and emitted from the hemispherical shell 202. Meanwhile, it is worth explaining that, in order to improve the coverage of the sterilizing light, the hemispherical shell 202 may be set to be similar to a concave lens, that is, the thickness of the top of the hemispherical shell 202 is smaller than that of the bottom of the hemispherical shell, and such a setting mode can effectively scatter the sterilizing light, so that a larger water tank volume can be covered in a larger water tank. The light-transmitting part 2 can be made of quartz glass, so that the light-transmitting part has high light transmittance and low cost, and further, the cylindrical shell 201 and the hemispherical shell 202 at the top can be integrally formed, so that the sealing performance is improved.

Referring to fig. 1, the sterilization part 3 at least includes two parts, a PCB 301 and a light source 302, wherein the light source 302 can 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 that nucleic acid (DNA) can absorb high-energy ultraviolet radiation, cause adjacent base dislocation, form pyrimidine dimer (pyrimidinedimer), inhibit or block nucleic acid replication and protein expression, and cause 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. Ultraviolet rays with a wavelength of 253.7nm per particleThe photon 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 light source 302 can be a point light source, a line light source and a surface light source, preferably a surface light source, which is convenient to paste and has high stability and reliability. The PCB 301 is adhered with a surface light source and supplies power to the light source 302 through a circuit, and is externally connected with a lead (not shown in the figure), and the lead is connected with a power supply after being led out. The PCB 301 can be made of aluminum, the PCB 301 can be loaded with a digital control chip, PWM constant current drive is carried out, and the stepless adjustment of the light power is realized. The PCB 301 is preferably circular, and has two notches on the radial outer side, which are opposite to each other, and the notches are shaped to correspond to the positioning posts 4031 on the inner housing 4 for fixing the PCB 301. Preferably, the indentation is rectangular in shape.

Referring to fig. 1, the inner case 4 includes a second boss 401, a connecting portion 402, and a protruding portion 403. The external diameter of second boss 401 is greater than the diameter of water tank through-hole, has between second boss 401 and the water tank outer wall to increase the sealing washer 5 that elastic material made, guarantees sealing performance. Preferably, the sealing ring 5 is a silicone gasket.

Preferably, in the case of a non-planar tank wall, the top of the second boss 401 may also be non-planar and shaped to conform to the tank outer wall.

The exterior of the connecting portion 402 may be provided with external threads, which cooperate with the internal threads of the housing 1 to form a connecting relationship, the outer diameter of the connecting portion 402 is slightly smaller than the diameter of the water tank through hole, and the connecting portion 402 passes through the through hole. The diameter of the extension 403 is smaller than that of the connection 402, the extension 403 is a hollow cylinder, and a seal structure is provided on the outer surface of the extension 403, and the seal structure abuts against the inner wall surface of the light transmission section 2 to ensure sealing. An annular groove 4033 is formed in the outer surface of the protruding portion 403, and a sealing structure, which may be an O-ring, is provided in the annular groove 4033, and the O-ring is fixed in the annular groove 4033.

Preferably, the sealing structure is a two-shot molding structure, specifically, by adopting a soft and hard rubber two-shot design, the melting points of the two materials have a certain temperature difference, generally 60 ℃ is recommended, at least 30 ℃ is recommended, the melting point temperature of the first shot material is high, generally the first shot is PC or PC/ABS, preferably POM, and the second shot is TPU or TPE, preferably TPU. Wherein, the hardness that TPU adopted is 45-50 HA, and it is balanced against the internal wall face of printing opacity portion 2, guarantees sealing performance. The two-shot forming structure is convenient to assemble, reduces the assembly cost, and overcomes the defect that the O-shaped ring cannot be installed at the proper position and leaks water in the assembly process.

Preferably, there are two

annular grooves

4033, 4034 and, correspondingly, two sealing structures to further improve sealing performance.

On top of the extension 403, there are positioning posts 4031 corresponding to the notches of the PCB board 301. Preferably, there are two positioning

posts

4031, 4032.

In summary, according to the present invention, the light-transmitting portion 2 is fixed in the outer casing 1, the light source 3 is detachably fixed on the inner casing 4, and when the internal circuit components need to be replaced, the inner casing 4 only needs to be removed separately. The embodiment only comprises three parts with connection relation, so that the assembly is simple, and the durability of the assembly is further improved.

Example 2

The basic structure of the static water module of this embodiment is the same as that of embodiment 1, except that:

referring to fig. 3 and 4, the housing 1 may adopt the structure of embodiment 1, and may also adopt a structure that the housing 1 is a cylindrical or polygonal column housing 103, and the polygonal column housing 103 is internally provided with internal threads.

It should be noted that the housings in

embodiments

1 and 2 may have two structures.

The light transmission part 2 is composed of a cylindrical shell 201 at the bottom and a hemispherical shell 202 at the top, and the bottom of the cylindrical shell 201 is provided with an annular third boss 203.

The inner shell 4 comprises a first inner shell 410 and a second inner shell 420, wherein a fourth boss 411 is arranged at the bottom of the first inner shell 410, a counter bore is formed at the lower part of the fourth boss 411, and an annular protruding part 4111 is arranged in the counter bore; the upper part of the first inner shell 410 is a connecting section 412, the outer diameter of the connecting section 412 is slightly smaller than the diameter of the through hole, and the connecting section 412 is provided with external threads which are connected with the internal threads of the outer shell 1. The bottom of the second inner shell 420 is provided with a fifth boss 421, the periphery of the fifth boss 421 is provided with an annular outer edge 4211 which protrudes upwards, and the annular outer edge 4211 is positioned in a gap between the protrusion 4111 and the fourth boss 411 when the second inner shell is installed; the fifth boss 421 is also for receiving the third boss 203; the top of the second inner housing 420 has positioning columns 4031 corresponding to the notches of the PCB board 301. Preferably, there are two positioning

posts

4031, 4032.

Correspondingly, the sealing structure is a silicone ring 430, and the silicone ring 430 has a step surface which is pressed and sealed with the light-transmitting portion 2 and the first inner case 410 when assembled.

A sealing ring 5 made of an elastic material is arranged between the first inner shell 410 and the outer wall surface of the water tank, so that the sealing performance is ensured. Preferably, the sealing ring 5 is a silicone gasket.

The inner side of the light-transmitting part 2 is provided with a limiting block 204 which is in limiting fit with a limiting opening 422 at the top of the second inner shell 420 to limit the position of the second inner shell 420 inserted into the light-transmitting part 2, so that the connection stability is ensured.

Preferably, there are two limiting blocks 204 and two limiting openings 422.

The static water module of this embodiment, when changing the portion of disinfecting, only need dismantle second inner shell 420, other connection structure need not dismantle, and is like this also during the installation, therefore this structure dismouting is simple and convenient.

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 a static water module installs in the through-hole of water tank, its characterized in that: comprises an outer shell, a light-transmitting part, a sterilization part, an inner shell and a sealing ring; the outer shell is hollow and is fixed with the light-transmitting part from the outside, the sterilizing part is fixed at the top end of the inner shell, light of the sterilizing part passes through the light-transmitting part, and the inner shell is connected with the water tank through the sealing ring; the outer shell is detachably connected with the inner shell; and a sealing structure is arranged between the light-transmitting part and the inner shell.

2. The static water module of claim 1, wherein: the sealing structure is a two-shot molding structure which is formed by two-shot molding with the inner shell.

3. The static water module according to claim 1 or 2, wherein: an annular groove is formed outside the inner shell, and the sealing structure is placed in the annular groove.

4. The static water module of claim 3, wherein: the number of the annular grooves is two, and the two annular grooves are arranged in parallel.

5. The static water module of claim 1, wherein: the outer shell is connected with the inner shell in a threaded manner; or snap fit.

6. The static water module of claim 1, wherein: the top of the light transmission part is hemispherical.

7. The static water module of claim 6, wherein: the top of the light transmission part is a concave lens, namely the middle part is thin and the periphery is thick.

8. The static water module of claim 1, wherein: the sterilizing part comprises a PCB and a light source, and the light source is a UVLED; the top of the inner shell is provided with a positioning column, the PCB is provided with a notch, and the positioning column is matched with the notch.

9. The static water module of claim 1, wherein: the sealing structure is a silica gel ring, the silica gel ring is provided with a step surface, and the step surface is tightly pressed and sealed with the light transmission part and the inner shell.

10. The static water module of claim 9, wherein: the inner shell includes first inner shell and second inner shell, the second inner shell cover is established in the first inner shell, the portion of disinfecting is fixed in second inner shell top.