CN215479877U

CN215479877U - Flowing water ultraviolet sterilization and disinfection unit

Info

Publication number: CN215479877U
Application number: CN202120629019.8U
Authority: CN
Inventors: 王文龙; 武帅; 慕永刚; 李长青; 方兵; 孙守斌
Original assignee: Qingdao Jason Electric Co Ltd
Current assignee: Qingdao Jason Electric Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2022-01-11
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a flowing water ultraviolet sterilization and disinfection unit, which comprises: the device comprises a first shell, a sterilization cavity, a water inlet part, a water outlet part and a deep ultraviolet light source; the sterilization cavity is of a cylindrical cavity structure; the sterilization cavity is arranged in the first shell; the water inlet part is connected to the first end of the first shell; the water outlet part is connected to the second end of the first shell; the deep ultraviolet light source comprises a second shell and a light source; a closed cavity is arranged at the upper part of the second shell; a channel is formed in the second shell and is positioned below the closed cavity, the first end of the channel is communicated with the sterilization cavity, and the second end of the channel is communicated with the water outlet part; the second shell is arranged on the upstream of the water outlet part; the number of the light sources is a plurality, and the light sources are arranged in the closed cavity. The sterilization and disinfection unit can realize sterilization and disinfection of flowing water under the working condition of large flow under the condition of heat dissipation.

Description

Flowing water ultraviolet sterilization and disinfection unit

Technical Field

The utility model relates to water sterilization and disinfection equipment, in particular to a flowing water ultraviolet sterilization and disinfection unit.

Background

Since the advent of ultraviolet sterilization technology, which has been applied to aspects of production and life, the conventional ultraviolet sterilization technology uses a mercury lamp to generate ultraviolet rays, and with the improvement of current domestic and foreign environmental regulations, mercury-related products have fallen behind in the aspect of environmental protection, and a new ultraviolet sterilization technology is becoming a substitute for ultraviolet sterilization schemes. Ultraviolet sterilization can use in each field such as food and beverage, hospital as a brand-new, more high-efficient and environmental protection sterilization technique, in recent years, the extensive use of ultraviolet technique has been in the water purification field, can furthest exterminate bacterium and virus in the aquatic, guarantee the safe aseptic of drinking water, ultraviolet LED lamp pearl is longe-lived simultaneously, have high reliability and excellent heat dispersion, the ultraviolet sterilization module can be used in imbedding family or commercial water purifier, then the flowing water disinfection equipment of different styles should be transported and produced.

Under the prior art, ultraviolet sterilization is limited by the influence of lamp bead life-span, power etc. still can not satisfy the sterilization of flowing water under the large-traffic operating mode, simultaneously, to the demand of the different discharge of customer, need make the design of pertinence, extravagant human cost and manufacturing cost.

The utility model relates to a sterilization and disinfection unit suitable for a large-flow working condition under the conditions of ensuring the heat dissipation of a lamp bead and prolonging the service life of the lamp bead, and aims to solve the technical problem.

Disclosure of Invention

The utility model provides a flowing water ultraviolet sterilization and disinfection unit which can realize sterilization and disinfection of flowing water under a large-flow working condition under the condition of ensuring heat dissipation.

In order to realize the purpose of the utility model, the utility model is realized by adopting the following technical scheme:

a flowing water uv germicidal and disinfection unit comprising: the device comprises a first shell, a sterilization cavity, a water inlet part, a water outlet part and a deep ultraviolet light source; the sterilization cavity is of a cylindrical cavity structure, and the inner wall of the sterilization cavity forms a surface for diffusely reflecting ultraviolet light; the sterilization cavity is arranged in the first shell; the water inlet part is connected to the first end of the first shell; the water outlet part is connected to the second end of the first shell; the deep ultraviolet light source comprises a second shell and a light source; a closed cavity is arranged at the upper part of the second shell; a channel is formed in the second shell and is positioned below the closed cavity, the first end of the channel is communicated with the sterilization cavity, and the second end of the channel is communicated with the water outlet part; the second shell is arranged on the upstream of the water outlet part; the number of the light sources is a plurality, and the light sources are arranged in the closed cavity.

In some embodiments of the present application, the channel comprises: a first via and a second via; a first through hole is formed in the middle of the second shell and communicated with the sterilization cavity; a second through hole is formed in the lower portion of the second shell and communicated with the water outlet portion; the first through hole is communicated with the second through hole.

In some embodiments of the present application, the second housing includes a base and a cover; the upper surface of the base is provided with a groove, and the light source is arranged in the groove; the blocking cover is sleeved outside the base, the blocking cover and the base form the closed cavity, and light of the light source is emitted from the top of the blocking cover.

In some embodiments of the present application, a substrate is disposed on the upper surface of the groove, and a plurality of light source mounting positions are disposed on the substrate.

In some embodiments of this application, first through-hole quantity is a plurality of, and is a plurality of the one end equipartition of first through-hole is in on the base side, a plurality of the other end of first through-hole with the one end intercommunication of second through-hole, the other end of second through-hole is seted up on the base lower surface, the other end of second through-hole with go out water portion intercommunication.

In some embodiments of the present application, the flap comprises an end cap and a top cap; the end cover is of a sleeve structure with an annular convex shoulder arranged at the top; the top cover covers the groove; the end cover is sleeved outside the base, and the top cover is clamped between the annular shoulder and the upper surface of the base.

In some embodiments of the present application, an annular groove is formed in the upper surface of the base, the annular groove surrounds the groove, a seal ring is disposed in the annular groove, and the end cover covers the annular groove.

In some embodiments of the present application, the top cap is made of quartz glass; and/or the top cover is in a flat plate shape, a convex lens shape or a Fresnel lens shape.

In some embodiments of the present application, the inner surface of the end cap is provided with a first threaded portion, the outer surface of the base is provided with a second threaded portion, and the end cap and the base are connected through the first threaded portion and the second threaded portion.

In some embodiments of the present application, further comprising a baffle; the baffle plate is provided with a cylindrical plate-shaped structure with a plurality of third through holes, and the third through holes are uniformly distributed on the baffle plate; the baffle is arranged at the inner end of the water inlet part.

Compared with the prior art, the utility model has the advantages and positive effects that:

through the inside base plate that can install a plurality of light sources that sets up of second casing, realize different discharge and even the light source quantity of large-traffic demand and all can carry out the purpose of installing to thereby set up the thermal conduction velocity that the passageway that water flowed in, flowed out in second casing inside and accelerate the light source and produce, thereby guarantee that the light source carries out work under the temperature of suitable work, prolonged the practical life of light source.

Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a cross-sectional view of one embodiment of a flowing water UV sterilization and disinfection unit in accordance with the present invention;

FIG. 2 is another cross-sectional view of an embodiment of a flowing water UV sterilization and disinfection unit in accordance with the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a perspective view in cross-section of one embodiment of a flowing water UV sterilization and disinfection unit in accordance with the present invention;

in the figures, 10, the first housing; 20, sterilizing the cavity; 21, a third groove; 30, a water inlet part; 31, rib plates; 40, a water outlet part; 50, deep ultraviolet light source; 51, a second housing; 511, sealing the cavity; 512, a base; 513, a blocking cover; 514, end caps; 515, a top cover; 516, a first groove; 517, a substrate; 518, an annular groove; 519, a seal ring; 520, a second groove; 521, an annular shoulder; 522, a second threaded portion; 523, a first through hole; 524, a second via; 525, a first threaded portion; 53, a light source; 60, a baffle plate; 61, third through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.

It should be noted that in the description of the present invention, the terms "upper", "lower", "inside", "outside", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that in the description of the present invention, the terms "mounted" and "connected" are to be interpreted broadly unless explicitly defined or limited otherwise. For example, it may be a fixed connection, a detachable connection or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the embodiment, in order to realize sterilization and disinfection of flowing water under a large-flow working condition under the condition of ensuring heat dissipation, on the design thought, the size of a substrate for mounting a light source is enlarged as much as possible, and light source mounting positions are arranged on the substrate as many as possible so as to select the number of the light sources to be mounted according to different water flow sizes, and meanwhile, good heat dissipation is ensured, so that the service life of the light sources is ensured; as shown in fig. 1, the first casing 10, the sterilization chamber 20, the water inlet part 30, the water outlet part 40 and the deep ultraviolet light source 50 are provided in terms of structural design.

In this embodiment, as shown in fig. 1, the water inlet portion 30 is disposed at a first end of the first casing 10, the water outlet portion 40 is disposed at a second end of the first casing, the water inlet portion 30 and the water outlet portion 40 are both connected to the sterilization chamber 20, and the deep ultraviolet light source 50 is disposed in the sterilization chamber 20 and located upstream of the water outlet portion 40.

In the present embodiment, as shown in fig. 2 and 3, the deep ultraviolet light source 50 includes a second housing 51 and a light source 53; the light source 53 is disposed in the closed cavity 511 in the second housing 51. The second housing 51 is assembled by a base 512 and a blocking cover 513, the blocking cover 513 includes an end cover 514 and a top cover 515, the end cover 514 is a cylindrical structure, an annular shoulder 521 is arranged on the top of the end cover 514, and the lower edge of the annular shoulder 521 abuts against the upper surface of the top cover 515. The upper end of the base 512 is provided with a first groove 516, and the area enclosed by the first groove 516 and the top cover 515 is the enclosed cavity 511. The inner surface of the first groove 516 is provided with a substrate 517, the substrate 517 is provided with a positive electrode, a negative electrode and a plurality of routing lines corresponding to the installation positions of the light sources 53, and the light sources 53 are directly welded on the substrate 517. In view of safety and water hygiene, the light source 53 needs to be isolated from water, so that an annular groove 518 is formed in the upper surface of the base 512, and a sealing ring 519 is provided in the annular groove 518. In order to axially and radially position the top cover 515, a second groove 520 is formed in the base 512, the diameter of the second groove 520 is the same as that of the top cover 515, the height of the second groove 520 is the same as that of the top cover 515, and the top cover 515 is installed in the second groove 520.

In this embodiment, the top cap 515 is made of quartz glass; the shape is flat plate, convex lens or Fresnel lens.

In this embodiment, as shown in fig. 2 and 3, the base 512 and the blocking cover 513 may be assembled in various ways, for example, a second threaded portion 522 is provided on the outer surface of the base 512, a first threaded portion 525 is provided on the inner surface of the end cover 514, and the base 512 and the end cover 514 are connected together by the first threaded portion 525 and the second threaded portion 522. By tightening the first threaded portion 525 and the second threaded portion 522, the annular shoulder 521 of the end cap 514 is tightly abutted against the top cover 515, and the top cover 515 is abutted against the sealing ring 519 and the upper surface of the base 512, so that the light source 53 in the closed cavity 511 is isolated from the external water.

In this embodiment, as shown in fig. 4, in order to adapt to sterilization and disinfection of large-flow water or different-flow water, under the condition that the size requirement of the sterilization cavity 20 is satisfied, the size of the substrate 517 needs to be made as large as possible, and meanwhile, the mounting positions of the plurality of light sources 53 are reserved on the substrate 517, and different numbers of light sources 53 are soldered according to the requirements of different customers on water flow. The modular use is achieved, and the time cost and the production cost of personalized design aiming at different water flows of different customers are reduced.

In the embodiment, as shown in fig. 4, when the number of the light sources 53 is increased, the light sources 53 are required to be within a normal operating temperature range, so as to ensure the service life of the light sources 53, the heat dissipation problem of the light sources 53 needs to be considered. The main part material of base plate 517 is aluminium, and the main part material of base 512 is stainless steel material, and the heat of light source 53 passes through base plate 517 conduction to base 512 on, the heat-transfer ability of aluminium and stainless steel material is all stronger, can improve the heat-sinking capability of light source 53.

In the present embodiment, as shown in fig. 2, 3, and 4, in order to improve the heat dissipation capability of the light source 53, it is also designed to dissipate heat by means of water flow. In the process that water flows in through the inlet part 30 and flows out through the outlet part 40, a large amount of heat can be taken away when the water flows near the light source 53, particularly the substrate 517, so that a channel through which the water flows is designed near the substrate 517, and the problem of heat dissipation of the light source 53 can be solved. The arrangement of the channels may take a variety of structural forms.

In this embodiment, a plurality of first through holes 523 are formed in the middle of the base 512 below the first groove 516. For example, three first through holes 523 are uniformly distributed along the circumferential direction of the base 512, one ends of the three first through holes 523 are arranged on the outer surface of the base 512, and the other ends of the three first through holes 523 extend to the center of the base 512 to be communicated with each other. The center of the lower surface of the base 512 is provided with a second through hole 524 along the vertical direction, one end of the second through hole 524 is provided on the lower surface of the base 512, and the other end of the second through hole 524 is connected with the mutual communication positions of the three first through holes 523. The water in the sterilization chamber 20 flows through the first through hole 523 and the second through hole 524, and then flows out through the water outlet part 40. The heat of the base 512 is transferred by the flow of water in the base 512, thereby reducing the temperature of the environment in which the light source 53 is used.

In this embodiment, the opening manner of the first through hole 523 and the second through hole 524 on the base 512 is not limited to the above opening manner, and the first through hole 523 and the second through hole 524 can communicate the sterilizing cavity 20 with the water outlet portion 40, that is, can conduct the heat transferred from the light source 53 to the base 512 through the water flow.

In the present embodiment, as shown in fig. 1 and 2, a baffle 60 is provided at the inner end of the water inlet 30 in order to make the flow rate of the water flow in the sterilization chamber 20 uniform and to reduce turbulence. The third groove 21 is opened at one end of the sterilization cavity 20 close to the water inlet part 30, the baffle 60 is installed in the third groove 21, the rib plate 31 is arranged in the water inlet part 30, and the rib plate 31 is abutted against the baffle 60 to fix the baffle 60. A plurality of third through holes 61 have been seted up on separation blade 60, and a plurality of third through holes 61 equipartitions are on separation blade 60, and rivers can break up the higher, the stronger intaking of concentration nature of speed through separation blade 60 after flowing into through the portion of intaking 30, reduce the torrent of rivers in cavity 20 disinfects, form the even laminar flow of velocity of flow, help ultraviolet ray dosage evenly distributed, are favorable to bactericidal effect.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. A flowing water ultraviolet sterilization and disinfection unit, comprising:

a first shell body which is provided with a first opening,

the sterilization cavity is of a cylindrical cavity structure, and the inner wall of the sterilization cavity forms a surface for diffusely reflecting ultraviolet light; the sterilization cavity is arranged in the first shell;

a water inlet part connected to a first end of the first housing;

a water outlet part connected to the second end of the first shell;

a deep ultraviolet light source comprising:

-a second housing provided with a closed cavity in its upper part; a channel is formed in the second shell and is positioned below the closed cavity, the first end of the channel is communicated with the sterilization cavity, and the second end of the channel is communicated with the water outlet part; the second shell is arranged on the upstream of the water outlet part;

-a number of light sources, said light sources being arranged within said closed cavity.

2. The flowing water uv germicidal and disinfecting unit of claim 1 wherein the passageway comprises: a first via and a second via; a first through hole is formed in the middle of the second shell and communicated with the sterilization cavity; a second through hole is formed in the lower portion of the second shell and communicated with the water outlet portion; the first through hole is communicated with the second through hole.

3. The flowing water uv germicidal and disinfecting unit of claim 1 wherein the second housing comprises:

the upper surface of the base is provided with a groove, and the light source is arranged in the groove;

the blocking cover is sleeved outside the base, the blocking cover and the base form the closed cavity, and light of the light source is emitted from the top of the blocking cover.

4. The flowing water ultraviolet sterilization and disinfection unit of claim 3, wherein the upper surface of the groove is provided with a base plate, and the base plate is provided with a plurality of light source mounting positions.

5. The ultraviolet sterilization and disinfection unit for flowing water as recited in claim 3, wherein said first through holes are provided in a plurality, one end of each of said plurality of first through holes is uniformly distributed on said side surface of said base, the other end of each of said plurality of first through holes is connected to one end of said second through hole, the other end of said second through hole is arranged on said lower surface of said base, and the other end of said second through hole is connected to said outlet portion.

6. The flowing water ultraviolet sterilization and disinfection unit of claim 3, wherein said flap comprises:

the end cover is of a sleeve structure, and the top of the end cover is provided with an annular convex shoulder;

a top cover covering the groove;

the end cover is sleeved outside the base, and the top cover is clamped between the annular shoulder and the upper surface of the base.

7. The flowing water ultraviolet sterilization and disinfection unit of claim 6, wherein an annular groove is opened on the upper surface of the base, the annular groove surrounds the groove, a sealing ring is arranged in the annular groove, and the end cover covers the annular groove.

8. The flowing water ultraviolet sterilization and disinfection unit of claim 6, wherein the top cover is made of quartz glass;

and/or the top cover is in a flat plate shape, a convex lens shape or a Fresnel lens shape.

9. The UV sterilization and disinfection unit for flowing water of claim 6, wherein said inner surface of said end cap is provided with a first threaded portion, said outer surface of said base is provided with a second threaded portion, and said end cap and said base are connected by said first threaded portion and said second threaded portion.

10. The flowing water ultraviolet sterilization and disinfection unit of claims 1-9, further comprising:

the baffle plate is of a cylindrical plate-shaped structure provided with a plurality of third through holes, and the third through holes are uniformly distributed on the baffle plate; the baffle is arranged at the inner end of the water inlet part.